Add a FunctionsGL class for loading GL entry points.

src/libANGLE/renderer/gl/DisplayGL.cpp

@@ -28,7 +28,7 @@ DisplayGL::~DisplayGL()
 
 egl::Error DisplayGL::initialize(egl::Display *display)
 {
-    mRenderer = new RendererGL();
+    mRenderer = new RendererGL(getFunctionsGL());
     return egl::Error(EGL_SUCCESS);
 }
 

src/libANGLE/renderer/gl/DisplayGL.h

@@ -10,6 +10,7 @@
 #define LIBANGLE_RENDERER_GL_DISPLAYGL_H_
 
 #include "libANGLE/renderer/DisplayImpl.h"
+#include "libANGLE/renderer/gl/FunctionsGL.h"
 
 namespace rx
 {
@@ -31,6 +32,8 @@ class DisplayGL : public DisplayImpl
   private:
     DISALLOW_COPY_AND_ASSIGN(DisplayGL);
 
+    virtual const FunctionsGL *getFunctionsGL() const = 0;
+
     RendererGL *mRenderer;
 };
 

src/libANGLE/renderer/gl/FunctionsGL.cpp

+//
+// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// FunctionsGL.cpp: Implements the FuntionsGL class to contain loaded GL functions
+
+#include "libANGLE/renderer/gl/FunctionsGL.h"
+
+namespace rx
+{
+
+template <typename T>
+static void AssignGLEntryPoint(void *function, T *outFunction)
+{
+    *outFunction = reinterpret_cast<T>(function);
+}
+
+FunctionsGL::FunctionsGL()
+    : blendFunc(nullptr),
+      clear(nullptr),
+      clearColor(nullptr),
+      clearDepth(nullptr),
+      clearStencil(nullptr),
+      colorMask(nullptr),
+      cullFace(nullptr),
+      depthFunc(nullptr),
+      depthMask(nullptr),
+      depthRange(nullptr),
+      disable(nullptr),
+      drawBuffer(nullptr),
+      enable(nullptr),
+      finish(nullptr),
+      flush(nullptr),
+      frontFace(nullptr),
+      getBooleanv(nullptr),
+      getDoublev(nullptr),
+      getError(nullptr),
+      getFloatv(nullptr),
+      getIntegerv(nullptr),
+      getString(nullptr),
+      getTexImage(nullptr),
+      getTexLevelParameterfv(nullptr),
+      getTexLevelParameteriv(nullptr),
+      getTexParameterfv(nullptr),
+      getTexParameteriv(nullptr),
+      hint(nullptr),
+      isEnabled(nullptr),
+      lineWidth(nullptr),
+      logicOp(nullptr),
+      pixelStoref(nullptr),
+      pixelStorei(nullptr),
+      pointSize(nullptr),
+      polygonMode(nullptr),
+      readBuffer(nullptr),
+      readPixels(nullptr),
+      scissor(nullptr),
+      stencilFunc(nullptr),
+      stencilMask(nullptr),
+      stencilOp(nullptr),
+      texImage1D(nullptr),
+      texImage2D(nullptr),
+      texParameterf(nullptr),
+      texParameterfv(nullptr),
+      texParameteri(nullptr),
+      texParameteriv(nullptr),
+      viewport(nullptr),
+
+      bindTexture(nullptr),
+      copyTexImage1D(nullptr),
+      copyTexImage2D(nullptr),
+      copyTexSubImage1D(nullptr),
+      copyTexSubImage2D(nullptr),
+      deleteTextures(nullptr),
+      drawArrays(nullptr),
+      drawElements(nullptr),
+      genTextures(nullptr),
+      isTexture(nullptr),
+      polygonOffset(nullptr),
+      texSubImage1D(nullptr),
+      texSubImage2D(nullptr),
+
+      blendColor(nullptr),
+      blendEquation(nullptr),
+      copyTexSubImage3D(nullptr),
+      drawRangeElements(nullptr),
+      texImage3D(nullptr),
+      texSubImage3D(nullptr),
+
+      activeTexture(nullptr),
+      compressedTexImage1D(nullptr),
+      compressedTexImage2D(nullptr),
+      compressedTexImage3D(nullptr),
+      compressedTexSubImage1D(nullptr),
+      compressedTexSubImage2D(nullptr),
+      compressedTexSubImage3D(nullptr),
+      getCompressedTexImage(nullptr),
+      sampleCoverage(nullptr),
+
+      blendFuncSeparate(nullptr),
+      multiDrawArrays(nullptr),
+      multiDrawElements(nullptr),
+      pointParameterf(nullptr),
+      pointParameterfv(nullptr),
+      pointParameteri(nullptr),
+      pointParameteriv(nullptr),
+
+      beginQuery(nullptr),
+      bindBuffer(nullptr),
+      bufferData(nullptr),
+      bufferSubData(nullptr),
+      deleteBuffers(nullptr),
+      deleteQueries(nullptr),
+      endQuery(nullptr),
+      genBuffers(nullptr),
+      genQueries(nullptr),
+      getBufferParameteriv(nullptr),
+      getBufferPointerv(nullptr),
+      getBufferSubData(nullptr),
+      getQueryObjectiv(nullptr),
+      getQueryObjectuiv(nullptr),
+      getQueryiv(nullptr),
+      isBuffer(nullptr),
+      isQuery(nullptr),
+      mapBuffer(nullptr),
+      unmapBuffer(nullptr),
+
+      attachShader(nullptr),
+      bindAttribLocation(nullptr),
+      blendEquationSeparate(nullptr),
+      compileShader(nullptr),
+      createProgram(nullptr),
+      createShader(nullptr),
+      deleteProgram(nullptr),
+      deleteShader(nullptr),
+      detachShader(nullptr),
+      disableVertexAttribArray(nullptr),
+      drawBuffers(nullptr),
+      enableVertexAttribArray(nullptr),
+      getActiveAttrib(nullptr),
+      getActiveUniform(nullptr),
+      getAttachedShaders(nullptr),
+      getAttribLocation(nullptr),
+      getProgramInfoLog(nullptr),
+      getProgramiv(nullptr),
+      getShaderInfoLog(nullptr),
+      getShaderSource(nullptr),
+      getShaderiv(nullptr),
+      getUniformLocation(nullptr),
+      getUniformfv(nullptr),
+      getUniformiv(nullptr),
+      getVertexAttribPointerv(nullptr),
+      getVertexAttribdv(nullptr),
+      getVertexAttribfv(nullptr),
+      getVertexAttribiv(nullptr),
+      isProgram(nullptr),
+      isShader(nullptr),
+      linkProgram(nullptr),
+      shaderSource(nullptr),
+      stencilFuncSeparate(nullptr),
+      stencilMaskSeparate(nullptr),
+      stencilOpSeparate(nullptr),
+      uniform1f(nullptr),
+      uniform1fv(nullptr),
+      uniform1i(nullptr),
+      uniform1iv(nullptr),
+      uniform2f(nullptr),
+      uniform2fv(nullptr),
+      uniform2i(nullptr),
+      uniform2iv(nullptr),
+      uniform3f(nullptr),
+      uniform3fv(nullptr),
+      uniform3i(nullptr),
+      uniform3iv(nullptr),
+      uniform4f(nullptr),
+      uniform4fv(nullptr),
+      uniform4i(nullptr),
+      uniform4iv(nullptr),
+      uniformMatrix2fv(nullptr),
+      uniformMatrix3fv(nullptr),
+      uniformMatrix4fv(nullptr),
+      useProgram(nullptr),
+      validateProgram(nullptr),
+      vertexAttrib1d(nullptr),
+      vertexAttrib1dv(nullptr),
+      vertexAttrib1f(nullptr),
+      vertexAttrib1fv(nullptr),
+      vertexAttrib1s(nullptr),
+      vertexAttrib1sv(nullptr),
+      vertexAttrib2d(nullptr),
+      vertexAttrib2dv(nullptr),
+      vertexAttrib2f(nullptr),
+      vertexAttrib2fv(nullptr),
+      vertexAttrib2s(nullptr),
+      vertexAttrib2sv(nullptr),
+      vertexAttrib3d(nullptr),
+      vertexAttrib3dv(nullptr),
+      vertexAttrib3f(nullptr),
+      vertexAttrib3fv(nullptr),
+      vertexAttrib3s(nullptr),
+      vertexAttrib3sv(nullptr),
+      vertexAttrib4Nbv(nullptr),
+      vertexAttrib4Niv(nullptr),
+      vertexAttrib4Nsv(nullptr),
+      vertexAttrib4Nub(nullptr),
+      vertexAttrib4Nubv(nullptr),
+      vertexAttrib4Nuiv(nullptr),
+      vertexAttrib4Nusv(nullptr),
+      vertexAttrib4bv(nullptr),
+      vertexAttrib4d(nullptr),
+      vertexAttrib4dv(nullptr),
+      vertexAttrib4f(nullptr),
+      vertexAttrib4fv(nullptr),
+      vertexAttrib4iv(nullptr),
+      vertexAttrib4s(nullptr),
+      vertexAttrib4sv(nullptr),
+      vertexAttrib4ubv(nullptr),
+      vertexAttrib4uiv(nullptr),
+      vertexAttrib4usv(nullptr),
+      vertexAttribPointer(nullptr),
+
+      uniformMatrix2x3fv(nullptr),
+      uniformMatrix2x4fv(nullptr),
+      uniformMatrix3x2fv(nullptr),
+      uniformMatrix3x4fv(nullptr),
+      uniformMatrix4x2fv(nullptr),
+      uniformMatrix4x3fv(nullptr),
+
+      beginConditionalRender(nullptr),
+      beginTransformFeedback(nullptr),
+      bindBufferBase(nullptr),
+      bindBufferRange(nullptr),
+      bindFragDataLocation(nullptr),
+      bindFramebuffer(nullptr),
+      bindRenderbuffer(nullptr),
+      bindVertexArray(nullptr),
+      blitFramebuffer(nullptr),
+      checkFramebufferStatus(nullptr),
+      clampColor(nullptr),
+      clearBufferfi(nullptr),
+      clearBufferfv(nullptr),
+      clearBufferiv(nullptr),
+      clearBufferuiv(nullptr),
+      colorMaski(nullptr),
+      deleteFramebuffers(nullptr),
+      deleteRenderbuffers(nullptr),
+      deleteVertexArrays(nullptr),
+      disablei(nullptr),
+      enablei(nullptr),
+      endConditionalRender(nullptr),
+      endTransformFeedback(nullptr),
+      flushMappedBufferRange(nullptr),
+      framebufferRenderbuffer(nullptr),
+      framebufferTexture1D(nullptr),
+      framebufferTexture2D(nullptr),
+      framebufferTexture3D(nullptr),
+      framebufferTextureLayer(nullptr),
+      genFramebuffers(nullptr),
+      genRenderbuffers(nullptr),
+      genVertexArrays(nullptr),
+      generateMipmap(nullptr),
+      getBooleani_v(nullptr),
+      getFragDataLocation(nullptr),
+      getFramebufferAttachmentParameteriv(nullptr),
+      getIntegeri_v(nullptr),
+      getRenderbufferParameteriv(nullptr),
+      getStringi(nullptr),
+      getTexParameterIiv(nullptr),
+      getTexParameterIuiv(nullptr),
+      getTransformFeedbackVarying(nullptr),
+      getUniformuiv(nullptr),
+      getVertexAttribIiv(nullptr),
+      getVertexAttribIuiv(nullptr),
+      isEnabledi(nullptr),
+      isFramebuffer(nullptr),
+      isRenderbuffer(nullptr),
+      isVertexArray(nullptr),
+      mapBufferRange(nullptr),
+      renderbufferStorage(nullptr),
+      renderbufferStorageMultisample(nullptr),
+      texParameterIiv(nullptr),
+      texParameterIuiv(nullptr),
+      transformFeedbackVaryings(nullptr),
+      uniform1ui(nullptr),
+      uniform1uiv(nullptr),
+      uniform2ui(nullptr),
+      uniform2uiv(nullptr),
+      uniform3ui(nullptr),
+      uniform3uiv(nullptr),
+      uniform4ui(nullptr),
+      uniform4uiv(nullptr),
+      vertexAttribI1i(nullptr),
+      vertexAttribI1iv(nullptr),
+      vertexAttribI1ui(nullptr),
+      vertexAttribI1uiv(nullptr),
+      vertexAttribI2i(nullptr),
+      vertexAttribI2iv(nullptr),
+      vertexAttribI2ui(nullptr),
+      vertexAttribI2uiv(nullptr),
+      vertexAttribI3i(nullptr),
+      vertexAttribI3iv(nullptr),
+      vertexAttribI3ui(nullptr),
+      vertexAttribI3uiv(nullptr),
+      vertexAttribI4bv(nullptr),
+      vertexAttribI4i(nullptr),
+      vertexAttribI4iv(nullptr),
+      vertexAttribI4sv(nullptr),
+      vertexAttribI4ubv(nullptr),
+      vertexAttribI4ui(nullptr),
+      vertexAttribI4uiv(nullptr),
+      vertexAttribI4usv(nullptr),
+      vertexAttribIPointer(nullptr),
+
+      copyBufferSubData(nullptr),
+      drawArraysInstanced(nullptr),
+      drawElementsInstanced(nullptr),
+      getActiveUniformBlockName(nullptr),
+      getActiveUniformBlockiv(nullptr),
+      getActiveUniformName(nullptr),
+      getActiveUniformsiv(nullptr),
+      getUniformBlockIndex(nullptr),
+      getUniformIndices(nullptr),
+      primitiveRestartIndex(nullptr),
+      texBuffer(nullptr),
+      uniformBlockBinding(nullptr),
+
+      clientWaitSync(nullptr),
+      deleteSync(nullptr),
+      drawElementsBaseVertex(nullptr),
+      drawElementsInstancedBaseVertex(nullptr),
+      drawRangeElementsBaseVertex(nullptr),
+      fenceSync(nullptr),
+      framebufferTexture(nullptr),
+      getBufferParameteri64v(nullptr),
+      getInteger64i_v(nullptr),
+      getInteger64v(nullptr),
+      getMultisamplefv(nullptr),
+      getSynciv(nullptr),
+      isSync(nullptr),
+      multiDrawElementsBaseVertex(nullptr),
+      provokingVertex(nullptr),
+      sampleMaski(nullptr),
+      texImage2DMultisample(nullptr),
+      texImage3DMultisample(nullptr),
+      waitSync(nullptr),
+
+      bindFragDataLocationIndexed(nullptr),
+      bindSampler(nullptr),
+      deleteSamplers(nullptr),
+      genSamplers(nullptr),
+      getFragDataIndex(nullptr),
+      getQueryObjecti64v(nullptr),
+      getQueryObjectui64v(nullptr),
+      getSamplerParameterIiv(nullptr),
+      getSamplerParameterIuiv(nullptr),
+      getSamplerParameterfv(nullptr),
+      getSamplerParameteriv(nullptr),
+      isSampler(nullptr),
+      queryCounter(nullptr),
+      samplerParameterIiv(nullptr),
+      samplerParameterIuiv(nullptr),
+      samplerParameterf(nullptr),
+      samplerParameterfv(nullptr),
+      samplerParameteri(nullptr),
+      samplerParameteriv(nullptr),
+      vertexAttribDivisor(nullptr),
+      vertexAttribP1ui(nullptr),
+      vertexAttribP1uiv(nullptr),
+      vertexAttribP2ui(nullptr),
+      vertexAttribP2uiv(nullptr),
+      vertexAttribP3ui(nullptr),
+      vertexAttribP3uiv(nullptr),
+      vertexAttribP4ui(nullptr),
+      vertexAttribP4uiv(nullptr),
+
+      beginQueryIndexed(nullptr),
+      bindTransformFeedback(nullptr),
+      blendEquationSeparatei(nullptr),
+      blendEquationi(nullptr),
+      blendFuncSeparatei(nullptr),
+      blendFunci(nullptr),
+      deleteTransformFeedbacks(nullptr),
+      drawArraysIndirect(nullptr),
+      drawElementsIndirect(nullptr),
+      drawTransformFeedback(nullptr),
+      drawTransformFeedbackStream(nullptr),
+      endQueryIndexed(nullptr),
+      genTransformFeedbacks(nullptr),
+      getActiveSubroutineName(nullptr),
+      getActiveSubroutineUniformName(nullptr),
+      getActiveSubroutineUniformiv(nullptr),
+      getProgramStageiv(nullptr),
+      getQueryIndexediv(nullptr),
+      getSubroutineIndex(nullptr),
+      getSubroutineUniformLocation(nullptr),
+      getUniformSubroutineuiv(nullptr),
+      getUniformdv(nullptr),
+      isTransformFeedback(nullptr),
+      minSampleShading(nullptr),
+      patchParameterfv(nullptr),
+      patchParameteri(nullptr),
+      pauseTransformFeedback(nullptr),
+      resumeTransformFeedback(nullptr),
+      uniform1d(nullptr),
+      uniform1dv(nullptr),
+      uniform2d(nullptr),
+      uniform2dv(nullptr),
+      uniform3d(nullptr),
+      uniform3dv(nullptr),
+      uniform4d(nullptr),
+      uniform4dv(nullptr),
+      uniformMatrix2dv(nullptr),
+      uniformMatrix2x3dv(nullptr),
+      uniformMatrix2x4dv(nullptr),
+      uniformMatrix3dv(nullptr),
+      uniformMatrix3x2dv(nullptr),
+      uniformMatrix3x4dv(nullptr),
+      uniformMatrix4dv(nullptr),
+      uniformMatrix4x2dv(nullptr),
+      uniformMatrix4x3dv(nullptr),
+      uniformSubroutinesuiv(nullptr),
+
+      activeShaderProgram(nullptr),
+      bindProgramPipeline(nullptr),
+      clearDepthf(nullptr),
+      createShaderProgramv(nullptr),
+      deleteProgramPipelines(nullptr),
+      depthRangeArrayv(nullptr),
+      depthRangeIndexed(nullptr),
+      depthRangef(nullptr),
+      genProgramPipelines(nullptr),
+      getDoublei_v(nullptr),
+      getFloati_v(nullptr),
+      getProgramBinary(nullptr),
+      getProgramPipelineInfoLog(nullptr),
+      getProgramPipelineiv(nullptr),
+      getShaderPrecisionFormat(nullptr),
+      getVertexAttribLdv(nullptr),
+      isProgramPipeline(nullptr),
+      programBinary(nullptr),
+      programParameteri(nullptr),
+      programUniform1d(nullptr),
+      programUniform1dv(nullptr),
+      programUniform1f(nullptr),
+      programUniform1fv(nullptr),
+      programUniform1i(nullptr),
+      programUniform1iv(nullptr),
+      programUniform1ui(nullptr),
+      programUniform1uiv(nullptr),
+      programUniform2d(nullptr),
+      programUniform2dv(nullptr),
+      programUniform2f(nullptr),
+      programUniform2fv(nullptr),
+      programUniform2i(nullptr),
+      programUniform2iv(nullptr),
+      programUniform2ui(nullptr),
+      programUniform2uiv(nullptr),
+      programUniform3d(nullptr),
+      programUniform3dv(nullptr),
+      programUniform3f(nullptr),
+      programUniform3fv(nullptr),
+      programUniform3i(nullptr),
+      programUniform3iv(nullptr),
+      programUniform3ui(nullptr),
+      programUniform3uiv(nullptr),
+      programUniform4d(nullptr),
+      programUniform4dv(nullptr),
+      programUniform4f(nullptr),
+      programUniform4fv(nullptr),
+      programUniform4i(nullptr),
+      programUniform4iv(nullptr),
+      programUniform4ui(nullptr),
+      programUniform4uiv(nullptr),
+      programUniformMatrix2dv(nullptr),
+      programUniformMatrix2fv(nullptr),
+      programUniformMatrix2x3dv(nullptr),
+      programUniformMatrix2x3fv(nullptr),
+      programUniformMatrix2x4dv(nullptr),
+      programUniformMatrix2x4fv(nullptr),
+      programUniformMatrix3dv(nullptr),
+      programUniformMatrix3fv(nullptr),
+      programUniformMatrix3x2dv(nullptr),
+      programUniformMatrix3x2fv(nullptr),
+      programUniformMatrix3x4dv(nullptr),
+      programUniformMatrix3x4fv(nullptr),
+      programUniformMatrix4dv(nullptr),
+      programUniformMatrix4fv(nullptr),
+      programUniformMatrix4x2dv(nullptr),
+      programUniformMatrix4x2fv(nullptr),
+      programUniformMatrix4x3dv(nullptr),
+      programUniformMatrix4x3fv(nullptr),
+      releaseShaderCompiler(nullptr),
+      scissorArrayv(nullptr),
+      scissorIndexed(nullptr),
+      scissorIndexedv(nullptr),
+      shaderBinary(nullptr),
+      useProgramStages(nullptr),
+      validateProgramPipeline(nullptr),
+      vertexAttribL1d(nullptr),
+      vertexAttribL1dv(nullptr),
+      vertexAttribL2d(nullptr),
+      vertexAttribL2dv(nullptr),
+      vertexAttribL3d(nullptr),
+      vertexAttribL3dv(nullptr),
+      vertexAttribL4d(nullptr),
+      vertexAttribL4dv(nullptr),
+      vertexAttribLPointer(nullptr),
+      viewportArrayv(nullptr),
+      viewportIndexedf(nullptr),
+      viewportIndexedfv(nullptr),
+
+      bindImageTexture(nullptr),
+      drawArraysInstancedBaseInstance(nullptr),
+      drawElementsInstancedBaseInstance(nullptr),
+      drawElementsInstancedBaseVertexBaseInstance(nullptr),
+      drawTransformFeedbackInstanced(nullptr),
+      drawTransformFeedbackStreamInstanced(nullptr),
+      getActiveAtomicCounterBufferiv(nullptr),
+      getInternalformativ(nullptr),
+      memoryBarrier(nullptr),
+      texStorage1D(nullptr),
+      texStorage2D(nullptr),
+      texStorage3D(nullptr),
+
+      bindVertexBuffer(nullptr),
+      clearBufferData(nullptr),
+      clearBufferSubData(nullptr),
+      copyImageSubData(nullptr),
+      debugMessageCallback(nullptr),
+      debugMessageControl(nullptr),
+      debugMessageInsert(nullptr),
+      dispatchCompute(nullptr),
+      dispatchComputeIndirect(nullptr),
+      framebufferParameteri(nullptr),
+      getDebugMessageLog(nullptr),
+      getFramebufferParameteriv(nullptr),
+      getInternalformati64v(nullptr),
+      getObjectLabel(nullptr),
+      getObjectPtrLabel(nullptr),
+      getProgramInterfaceiv(nullptr),
+      getProgramResourceIndex(nullptr),
+      getProgramResourceLocation(nullptr),
+      getProgramResourceLocationIndex(nullptr),
+      getProgramResourceName(nullptr),
+      getProgramResourceiv(nullptr),
+      invalidateBufferData(nullptr),
+      invalidateBufferSubData(nullptr),
+      invalidateFramebuffer(nullptr),
+      invalidateSubFramebuffer(nullptr),
+      invalidateTexImage(nullptr),
+      invalidateTexSubImage(nullptr),
+      multiDrawArraysIndirect(nullptr),
+      multiDrawElementsIndirect(nullptr),
+      objectLabel(nullptr),
+      objectPtrLabel(nullptr),
+      popDebugGroup(nullptr),
+      pushDebugGroup(nullptr),
+      shaderStorageBlockBinding(nullptr),
+      texBufferRange(nullptr),
+      texStorage2DMultisample(nullptr),
+      texStorage3DMultisample(nullptr),
+      textureView(nullptr),
+      vertexAttribBinding(nullptr),
+      vertexAttribFormat(nullptr),
+      vertexAttribIFormat(nullptr),
+      vertexAttribLFormat(nullptr),
+      vertexBindingDivisor(nullptr),
+
+      bindBuffersBase(nullptr),
+      bindBuffersRange(nullptr),
+      bindImageTextures(nullptr),
+      bindSamplers(nullptr),
+      bindTextures(nullptr),
+      bindVertexBuffers(nullptr),
+      bufferStorage(nullptr),
+      clearTexImage(nullptr),
+      clearTexSubImage(nullptr),
+
+      bindTextureUnit(nullptr),
+      blitNamedFramebuffer(nullptr),
+      checkNamedFramebufferStatus(nullptr),
+      clearNamedBufferData(nullptr),
+      clearNamedBufferSubData(nullptr),
+      clearNamedFramebufferfi(nullptr),
+      clearNamedFramebufferfv(nullptr),
+      clearNamedFramebufferiv(nullptr),
+      clearNamedFramebufferuiv(nullptr),
+      clipControl(nullptr),
+      compressedTextureSubImage1D(nullptr),
+      compressedTextureSubImage2D(nullptr),
+      compressedTextureSubImage3D(nullptr),
+      copyNamedBufferSubData(nullptr),
+      copyTextureSubImage1D(nullptr),
+      copyTextureSubImage2D(nullptr),
+      copyTextureSubImage3D(nullptr),
+      createBuffers(nullptr),
+      createFramebuffers(nullptr),
+      createProgramPipelines(nullptr),
+      createQueries(nullptr),
+      createRenderbuffers(nullptr),
+      createSamplers(nullptr),
+      createTextures(nullptr),
+      createTransformFeedbacks(nullptr),
+      createVertexArrays(nullptr),
+      disableVertexArrayAttrib(nullptr),
+      enableVertexArrayAttrib(nullptr),
+      flushMappedNamedBufferRange(nullptr),
+      generateTextureMipmap(nullptr),
+      getCompressedTextureImage(nullptr),
+      getCompressedTextureSubImage(nullptr),
+      getGraphicsResetStatus(nullptr),
+      getNamedBufferParameteri64v(nullptr),
+      getNamedBufferParameteriv(nullptr),
+      getNamedBufferPointerv(nullptr),
+      getNamedBufferSubData(nullptr),
+      getNamedFramebufferAttachmentParameteriv(nullptr),
+      getNamedFramebufferParameteriv(nullptr),
+      getNamedRenderbufferParameteriv(nullptr),
+      getQueryBufferObjecti64v(nullptr),
+      getQueryBufferObjectiv(nullptr),
+      getQueryBufferObjectui64v(nullptr),
+      getQueryBufferObjectuiv(nullptr),
+      getTextureImage(nullptr),
+      getTextureLevelParameterfv(nullptr),
+      getTextureLevelParameteriv(nullptr),
+      getTextureParameterIiv(nullptr),
+      getTextureParameterIuiv(nullptr),
+      getTextureParameterfv(nullptr),
+      getTextureParameteriv(nullptr),
+      getTextureSubImage(nullptr),
+      getTransformFeedbacki64_v(nullptr),
+      getTransformFeedbacki_v(nullptr),
+      getTransformFeedbackiv(nullptr),
+      getVertexArrayIndexed64iv(nullptr),
+      getVertexArrayIndexediv(nullptr),
+      getVertexArrayiv(nullptr),
+      getnCompressedTexImage(nullptr),
+      getnTexImage(nullptr),
+      getnUniformdv(nullptr),
+      getnUniformfv(nullptr),
+      getnUniformiv(nullptr),
+      getnUniformuiv(nullptr),
+      invalidateNamedFramebufferData(nullptr),
+      invalidateNamedFramebufferSubData(nullptr),
+      mapNamedBuffer(nullptr),
+      mapNamedBufferRange(nullptr),
+      memoryBarrierByRegion(nullptr),
+      namedBufferData(nullptr),
+      namedBufferStorage(nullptr),
+      namedBufferSubData(nullptr),
+      namedFramebufferDrawBuffer(nullptr),
+      namedFramebufferDrawBuffers(nullptr),
+      namedFramebufferParameteri(nullptr),
+      namedFramebufferReadBuffer(nullptr),
+      namedFramebufferRenderbuffer(nullptr),
+      namedFramebufferTexture(nullptr),
+      namedFramebufferTextureLayer(nullptr),
+      namedRenderbufferStorage(nullptr),
+      namedRenderbufferStorageMultisample(nullptr),
+      readnPixels(nullptr),
+      textureBarrier(nullptr),
+      textureBuffer(nullptr),
+      textureBufferRange(nullptr),
+      textureParameterIiv(nullptr),
+      textureParameterIuiv(nullptr),
+      textureParameterf(nullptr),
+      textureParameterfv(nullptr),
+      textureParameteri(nullptr),
+      textureParameteriv(nullptr),
+      textureStorage1D(nullptr),
+      textureStorage2D(nullptr),
+      textureStorage2DMultisample(nullptr),
+      textureStorage3D(nullptr),
+      textureStorage3DMultisample(nullptr),
+      textureSubImage1D(nullptr),
+      textureSubImage2D(nullptr),
+      textureSubImage3D(nullptr),
+      transformFeedbackBufferBase(nullptr),
+      transformFeedbackBufferRange(nullptr),
+      unmapNamedBuffer(nullptr),
+      vertexArrayAttribBinding(nullptr),
+      vertexArrayAttribFormat(nullptr),
+      vertexArrayAttribIFormat(nullptr),
+      vertexArrayAttribLFormat(nullptr),
+      vertexArrayBindingDivisor(nullptr),
+      vertexArrayElementBuffer(nullptr),
+      vertexArrayVertexBuffer(nullptr),
+      vertexArrayVertexBuffers(nullptr)
+{
+}
+
+FunctionsGL::~FunctionsGL()
+{
+}
+
+void FunctionsGL::initialize(GLuint majorVersion, GLuint minorVersion)
+{
+    // 1.0
+    if (majorVersion > 1 || majorVersion == 1 && minorVersion >= 0)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBlendFunc"), &blendFunc);
+        AssignGLEntryPoint(loadProcAddress("glClear"), &clear);
+        AssignGLEntryPoint(loadProcAddress("glClearColor"), &clearColor);
+        AssignGLEntryPoint(loadProcAddress("glClearDepth"), &clearDepth);
+        AssignGLEntryPoint(loadProcAddress("glClearStencil"), &clearStencil);
+        AssignGLEntryPoint(loadProcAddress("glColorMask"), &colorMask);
+        AssignGLEntryPoint(loadProcAddress("glCullFace"), &cullFace);
+        AssignGLEntryPoint(loadProcAddress("glDepthFunc"), &depthFunc);
+        AssignGLEntryPoint(loadProcAddress("glDepthMask"), &depthMask);
+        AssignGLEntryPoint(loadProcAddress("glDepthRange"), &depthRange);
+        AssignGLEntryPoint(loadProcAddress("glDisable"), &disable);
+        AssignGLEntryPoint(loadProcAddress("glDrawBuffer"), &drawBuffer);
+        AssignGLEntryPoint(loadProcAddress("glEnable"), &enable);
+        AssignGLEntryPoint(loadProcAddress("glFinish"), &finish);
+        AssignGLEntryPoint(loadProcAddress("glFlush"), &flush);
+        AssignGLEntryPoint(loadProcAddress("glFrontFace"), &frontFace);
+        AssignGLEntryPoint(loadProcAddress("glGetBooleanv"), &getBooleanv);
+        AssignGLEntryPoint(loadProcAddress("glGetDoublev"), &getDoublev);
+        AssignGLEntryPoint(loadProcAddress("glGetError"), &getError);
+        AssignGLEntryPoint(loadProcAddress("glGetFloatv"), &getFloatv);
+        AssignGLEntryPoint(loadProcAddress("glGetIntegerv"), &getIntegerv);
+        AssignGLEntryPoint(loadProcAddress("glGetString"), &getString);
+        AssignGLEntryPoint(loadProcAddress("glGetTexImage"), &getTexImage);
+        AssignGLEntryPoint(loadProcAddress("glGetTexLevelParameterfv"), &getTexLevelParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glGetTexLevelParameteriv"), &getTexLevelParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetTexParameterfv"), &getTexParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glGetTexParameteriv"), &getTexParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glHint"), &hint);
+        AssignGLEntryPoint(loadProcAddress("glIsEnabled"), &isEnabled);
+        AssignGLEntryPoint(loadProcAddress("glLineWidth"), &lineWidth);
+        AssignGLEntryPoint(loadProcAddress("glLogicOp"), &logicOp);
+        AssignGLEntryPoint(loadProcAddress("glPixelStoref"), &pixelStoref);
+        AssignGLEntryPoint(loadProcAddress("glPixelStorei"), &pixelStorei);
+        AssignGLEntryPoint(loadProcAddress("glPointSize"), &pointSize);
+        AssignGLEntryPoint(loadProcAddress("glPolygonMode"), &polygonMode);
+        AssignGLEntryPoint(loadProcAddress("glReadBuffer"), &readBuffer);
+        AssignGLEntryPoint(loadProcAddress("glReadPixels"), &readPixels);
+        AssignGLEntryPoint(loadProcAddress("glScissor"), &scissor);
+        AssignGLEntryPoint(loadProcAddress("glStencilFunc"), &stencilFunc);
+        AssignGLEntryPoint(loadProcAddress("glStencilMask"), &stencilMask);
+        AssignGLEntryPoint(loadProcAddress("glStencilOp"), &stencilOp);
+        AssignGLEntryPoint(loadProcAddress("glTexImage1D"), &texImage1D);
+        AssignGLEntryPoint(loadProcAddress("glTexImage2D"), &texImage2D);
+        AssignGLEntryPoint(loadProcAddress("glTexParameterf"), &texParameterf);
+        AssignGLEntryPoint(loadProcAddress("glTexParameterfv"), &texParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glTexParameteri"), &texParameteri);
+        AssignGLEntryPoint(loadProcAddress("glTexParameteriv"), &texParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glViewport"), &viewport);
+    }
+
+    // 1.1
+    if (majorVersion > 1 || majorVersion == 1 && minorVersion >= 1)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBindTexture"), &bindTexture);
+        AssignGLEntryPoint(loadProcAddress("glCopyTexImage1D"), &copyTexImage1D);
+        AssignGLEntryPoint(loadProcAddress("glCopyTexImage2D"), &copyTexImage2D);
+        AssignGLEntryPoint(loadProcAddress("glCopyTexSubImage1D"), &copyTexSubImage1D);
+        AssignGLEntryPoint(loadProcAddress("glCopyTexSubImage2D"), &copyTexSubImage2D);
+        AssignGLEntryPoint(loadProcAddress("glDeleteTextures"), &deleteTextures);
+        AssignGLEntryPoint(loadProcAddress("glDrawArrays"), &drawArrays);
+        AssignGLEntryPoint(loadProcAddress("glDrawElements"), &drawElements);
+        AssignGLEntryPoint(loadProcAddress("glGenTextures"), &genTextures);
+        AssignGLEntryPoint(loadProcAddress("glIsTexture"), &isTexture);
+        AssignGLEntryPoint(loadProcAddress("glPolygonOffset"), &polygonOffset);
+        AssignGLEntryPoint(loadProcAddress("glTexSubImage1D"), &texSubImage1D);
+        AssignGLEntryPoint(loadProcAddress("glTexSubImage2D"), &texSubImage2D);
+    }
+
+    // 1.2
+    if (majorVersion > 1 || majorVersion == 1 && minorVersion >= 2)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBlendColor"), &blendColor);
+        AssignGLEntryPoint(loadProcAddress("glBlendEquation"), &blendEquation);
+        AssignGLEntryPoint(loadProcAddress("glCopyTexSubImage3D"), &copyTexSubImage3D);
+        AssignGLEntryPoint(loadProcAddress("glDrawRangeElements"), &drawRangeElements);
+        AssignGLEntryPoint(loadProcAddress("glTexImage3D"), &texImage3D);
+        AssignGLEntryPoint(loadProcAddress("glTexSubImage3D"), &texSubImage3D);
+    }
+
+    // 1.3
+    if (majorVersion > 1 || majorVersion == 1 && minorVersion >= 3)
+    {
+        AssignGLEntryPoint(loadProcAddress("glActiveTexture"), &activeTexture);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTexImage1D"), &compressedTexImage1D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTexImage2D"), &compressedTexImage2D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTexImage3D"), &compressedTexImage3D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTexSubImage1D"), &compressedTexSubImage1D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTexSubImage2D"), &compressedTexSubImage2D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTexSubImage3D"), &compressedTexSubImage3D);
+        AssignGLEntryPoint(loadProcAddress("glGetCompressedTexImage"), &getCompressedTexImage);
+        AssignGLEntryPoint(loadProcAddress("glSampleCoverage"), &sampleCoverage);
+    }
+
+    // 1.4
+    if (majorVersion > 1 || majorVersion == 1 && minorVersion >= 4)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBlendFuncSeparate"), &blendFuncSeparate);
+        AssignGLEntryPoint(loadProcAddress("glMultiDrawArrays"), &multiDrawArrays);
+        AssignGLEntryPoint(loadProcAddress("glMultiDrawElements"), &multiDrawElements);
+        AssignGLEntryPoint(loadProcAddress("glPointParameterf"), &pointParameterf);
+        AssignGLEntryPoint(loadProcAddress("glPointParameterfv"), &pointParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glPointParameteri"), &pointParameteri);
+        AssignGLEntryPoint(loadProcAddress("glPointParameteriv"), &pointParameteriv);
+    }
+
+    // 1.5
+    if (majorVersion > 1 || majorVersion == 1 && minorVersion >= 5)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBeginQuery"), &beginQuery);
+        AssignGLEntryPoint(loadProcAddress("glBindBuffer"), &bindBuffer);
+        AssignGLEntryPoint(loadProcAddress("glBufferData"), &bufferData);
+        AssignGLEntryPoint(loadProcAddress("glBufferSubData"), &bufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glDeleteBuffers"), &deleteBuffers);
+        AssignGLEntryPoint(loadProcAddress("glDeleteQueries"), &deleteQueries);
+        AssignGLEntryPoint(loadProcAddress("glEndQuery"), &endQuery);
+        AssignGLEntryPoint(loadProcAddress("glGenBuffers"), &genBuffers);
+        AssignGLEntryPoint(loadProcAddress("glGenQueries"), &genQueries);
+        AssignGLEntryPoint(loadProcAddress("glGetBufferParameteriv"), &getBufferParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetBufferPointerv"), &getBufferPointerv);
+        AssignGLEntryPoint(loadProcAddress("glGetBufferSubData"), &getBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryObjectiv"), &getQueryObjectiv);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryObjectuiv"), &getQueryObjectuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryiv"), &getQueryiv);
+        AssignGLEntryPoint(loadProcAddress("glIsBuffer"), &isBuffer);
+        AssignGLEntryPoint(loadProcAddress("glIsQuery"), &isQuery);
+        AssignGLEntryPoint(loadProcAddress("glMapBuffer"), &mapBuffer);
+        AssignGLEntryPoint(loadProcAddress("glUnmapBuffer"), &unmapBuffer);
+    }
+
+    // 2.0
+    if (majorVersion > 2 || majorVersion == 2 && minorVersion >= 0)
+    {
+        AssignGLEntryPoint(loadProcAddress("glAttachShader"), &attachShader);
+        AssignGLEntryPoint(loadProcAddress("glBindAttribLocation"), &bindAttribLocation);
+        AssignGLEntryPoint(loadProcAddress("glBlendEquationSeparate"), &blendEquationSeparate);
+        AssignGLEntryPoint(loadProcAddress("glCompileShader"), &compileShader);
+        AssignGLEntryPoint(loadProcAddress("glCreateProgram"), &createProgram);
+        AssignGLEntryPoint(loadProcAddress("glCreateShader"), &createShader);
+        AssignGLEntryPoint(loadProcAddress("glDeleteProgram"), &deleteProgram);
+        AssignGLEntryPoint(loadProcAddress("glDeleteShader"), &deleteShader);
+        AssignGLEntryPoint(loadProcAddress("glDetachShader"), &detachShader);
+        AssignGLEntryPoint(loadProcAddress("glDisableVertexAttribArray"), &disableVertexAttribArray);
+        AssignGLEntryPoint(loadProcAddress("glDrawBuffers"), &drawBuffers);
+        AssignGLEntryPoint(loadProcAddress("glEnableVertexAttribArray"), &enableVertexAttribArray);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveAttrib"), &getActiveAttrib);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveUniform"), &getActiveUniform);
+        AssignGLEntryPoint(loadProcAddress("glGetAttachedShaders"), &getAttachedShaders);
+        AssignGLEntryPoint(loadProcAddress("glGetAttribLocation"), &getAttribLocation);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramInfoLog"), &getProgramInfoLog);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramiv"), &getProgramiv);
+        AssignGLEntryPoint(loadProcAddress("glGetShaderInfoLog"), &getShaderInfoLog);
+        AssignGLEntryPoint(loadProcAddress("glGetShaderSource"), &getShaderSource);
+        AssignGLEntryPoint(loadProcAddress("glGetShaderiv"), &getShaderiv);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformLocation"), &getUniformLocation);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformfv"), &getUniformfv);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformiv"), &getUniformiv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribPointerv"), &getVertexAttribPointerv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribdv"), &getVertexAttribdv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribfv"), &getVertexAttribfv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribiv"), &getVertexAttribiv);
+        AssignGLEntryPoint(loadProcAddress("glIsProgram"), &isProgram);
+        AssignGLEntryPoint(loadProcAddress("glIsShader"), &isShader);
+        AssignGLEntryPoint(loadProcAddress("glLinkProgram"), &linkProgram);
+        AssignGLEntryPoint(loadProcAddress("glShaderSource"), &shaderSource);
+        AssignGLEntryPoint(loadProcAddress("glStencilFuncSeparate"), &stencilFuncSeparate);
+        AssignGLEntryPoint(loadProcAddress("glStencilMaskSeparate"), &stencilMaskSeparate);
+        AssignGLEntryPoint(loadProcAddress("glStencilOpSeparate"), &stencilOpSeparate);
+        AssignGLEntryPoint(loadProcAddress("glUniform1f"), &uniform1f);
+        AssignGLEntryPoint(loadProcAddress("glUniform1fv"), &uniform1fv);
+        AssignGLEntryPoint(loadProcAddress("glUniform1i"), &uniform1i);
+        AssignGLEntryPoint(loadProcAddress("glUniform1iv"), &uniform1iv);
+        AssignGLEntryPoint(loadProcAddress("glUniform2f"), &uniform2f);
+        AssignGLEntryPoint(loadProcAddress("glUniform2fv"), &uniform2fv);
+        AssignGLEntryPoint(loadProcAddress("glUniform2i"), &uniform2i);
+        AssignGLEntryPoint(loadProcAddress("glUniform2iv"), &uniform2iv);
+        AssignGLEntryPoint(loadProcAddress("glUniform3f"), &uniform3f);
+        AssignGLEntryPoint(loadProcAddress("glUniform3fv"), &uniform3fv);
+        AssignGLEntryPoint(loadProcAddress("glUniform3i"), &uniform3i);
+        AssignGLEntryPoint(loadProcAddress("glUniform3iv"), &uniform3iv);
+        AssignGLEntryPoint(loadProcAddress("glUniform4f"), &uniform4f);
+        AssignGLEntryPoint(loadProcAddress("glUniform4fv"), &uniform4fv);
+        AssignGLEntryPoint(loadProcAddress("glUniform4i"), &uniform4i);
+        AssignGLEntryPoint(loadProcAddress("glUniform4iv"), &uniform4iv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix2fv"), &uniformMatrix2fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix3fv"), &uniformMatrix3fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix4fv"), &uniformMatrix4fv);
+        AssignGLEntryPoint(loadProcAddress("glUseProgram"), &useProgram);
+        AssignGLEntryPoint(loadProcAddress("glValidateProgram"), &validateProgram);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib1d"), &vertexAttrib1d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib1dv"), &vertexAttrib1dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib1f"), &vertexAttrib1f);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib1fv"), &vertexAttrib1fv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib1s"), &vertexAttrib1s);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib1sv"), &vertexAttrib1sv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib2d"), &vertexAttrib2d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib2dv"), &vertexAttrib2dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib2f"), &vertexAttrib2f);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib2fv"), &vertexAttrib2fv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib2s"), &vertexAttrib2s);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib2sv"), &vertexAttrib2sv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib3d"), &vertexAttrib3d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib3dv"), &vertexAttrib3dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib3f"), &vertexAttrib3f);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib3fv"), &vertexAttrib3fv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib3s"), &vertexAttrib3s);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib3sv"), &vertexAttrib3sv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Nbv"), &vertexAttrib4Nbv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Niv"), &vertexAttrib4Niv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Nsv"), &vertexAttrib4Nsv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Nub"), &vertexAttrib4Nub);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Nubv"), &vertexAttrib4Nubv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Nuiv"), &vertexAttrib4Nuiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4Nusv"), &vertexAttrib4Nusv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4bv"), &vertexAttrib4bv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4d"), &vertexAttrib4d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4dv"), &vertexAttrib4dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4f"), &vertexAttrib4f);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4fv"), &vertexAttrib4fv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4iv"), &vertexAttrib4iv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4s"), &vertexAttrib4s);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4sv"), &vertexAttrib4sv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4ubv"), &vertexAttrib4ubv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4uiv"), &vertexAttrib4uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttrib4usv"), &vertexAttrib4usv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribPointer"), &vertexAttribPointer);
+    }
+
+    // 2.1
+    if (majorVersion > 2 || majorVersion == 2 && minorVersion >= 1)
+    {
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix2x3fv"), &uniformMatrix2x3fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix2x4fv"), &uniformMatrix2x4fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix3x2fv"), &uniformMatrix3x2fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix3x4fv"), &uniformMatrix3x4fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix4x2fv"), &uniformMatrix4x2fv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix4x3fv"), &uniformMatrix4x3fv);
+    }
+
+    // 3.0
+    if (majorVersion > 3 || majorVersion == 3 && minorVersion >= 0)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBeginConditionalRender"), &beginConditionalRender);
+        AssignGLEntryPoint(loadProcAddress("glBeginTransformFeedback"), &beginTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glBindBufferBase"), &bindBufferBase);
+        AssignGLEntryPoint(loadProcAddress("glBindBufferRange"), &bindBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glBindFragDataLocation"), &bindFragDataLocation);
+        AssignGLEntryPoint(loadProcAddress("glBindFramebuffer"), &bindFramebuffer);
+        AssignGLEntryPoint(loadProcAddress("glBindRenderbuffer"), &bindRenderbuffer);
+        AssignGLEntryPoint(loadProcAddress("glBindVertexArray"), &bindVertexArray);
+        AssignGLEntryPoint(loadProcAddress("glBlitFramebuffer"), &blitFramebuffer);
+        AssignGLEntryPoint(loadProcAddress("glCheckFramebufferStatus"), &checkFramebufferStatus);
+        AssignGLEntryPoint(loadProcAddress("glClampColor"), &clampColor);
+        AssignGLEntryPoint(loadProcAddress("glClearBufferfi"), &clearBufferfi);
+        AssignGLEntryPoint(loadProcAddress("glClearBufferfv"), &clearBufferfv);
+        AssignGLEntryPoint(loadProcAddress("glClearBufferiv"), &clearBufferiv);
+        AssignGLEntryPoint(loadProcAddress("glClearBufferuiv"), &clearBufferuiv);
+        AssignGLEntryPoint(loadProcAddress("glColorMaski"), &colorMaski);
+        AssignGLEntryPoint(loadProcAddress("glDeleteFramebuffers"), &deleteFramebuffers);
+        AssignGLEntryPoint(loadProcAddress("glDeleteRenderbuffers"), &deleteRenderbuffers);
+        AssignGLEntryPoint(loadProcAddress("glDeleteVertexArrays"), &deleteVertexArrays);
+        AssignGLEntryPoint(loadProcAddress("glDisablei"), &disablei);
+        AssignGLEntryPoint(loadProcAddress("glEnablei"), &enablei);
+        AssignGLEntryPoint(loadProcAddress("glEndConditionalRender"), &endConditionalRender);
+        AssignGLEntryPoint(loadProcAddress("glEndTransformFeedback"), &endTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glFlushMappedBufferRange"), &flushMappedBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferRenderbuffer"), &framebufferRenderbuffer);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferTexture1D"), &framebufferTexture1D);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferTexture2D"), &framebufferTexture2D);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferTexture3D"), &framebufferTexture3D);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferTextureLayer"), &framebufferTextureLayer);
+        AssignGLEntryPoint(loadProcAddress("glGenFramebuffers"), &genFramebuffers);
+        AssignGLEntryPoint(loadProcAddress("glGenRenderbuffers"), &genRenderbuffers);
+        AssignGLEntryPoint(loadProcAddress("glGenVertexArrays"), &genVertexArrays);
+        AssignGLEntryPoint(loadProcAddress("glGenerateMipmap"), &generateMipmap);
+        AssignGLEntryPoint(loadProcAddress("glGetBooleani_v"), &getBooleani_v);
+        AssignGLEntryPoint(loadProcAddress("glGetFragDataLocation"), &getFragDataLocation);
+        AssignGLEntryPoint(loadProcAddress("glGetFramebufferAttachmentParameteriv"), &getFramebufferAttachmentParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetIntegeri_v"), &getIntegeri_v);
+        AssignGLEntryPoint(loadProcAddress("glGetRenderbufferParameteriv"), &getRenderbufferParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetStringi"), &getStringi);
+        AssignGLEntryPoint(loadProcAddress("glGetTexParameterIiv"), &getTexParameterIiv);
+        AssignGLEntryPoint(loadProcAddress("glGetTexParameterIuiv"), &getTexParameterIuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetTransformFeedbackVarying"), &getTransformFeedbackVarying);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformuiv"), &getUniformuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribIiv"), &getVertexAttribIiv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribIuiv"), &getVertexAttribIuiv);
+        AssignGLEntryPoint(loadProcAddress("glIsEnabledi"), &isEnabledi);
+        AssignGLEntryPoint(loadProcAddress("glIsFramebuffer"), &isFramebuffer);
+        AssignGLEntryPoint(loadProcAddress("glIsRenderbuffer"), &isRenderbuffer);
+        AssignGLEntryPoint(loadProcAddress("glIsVertexArray"), &isVertexArray);
+        AssignGLEntryPoint(loadProcAddress("glMapBufferRange"), &mapBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glRenderbufferStorage"), &renderbufferStorage);
+        AssignGLEntryPoint(loadProcAddress("glRenderbufferStorageMultisample"), &renderbufferStorageMultisample);
+        AssignGLEntryPoint(loadProcAddress("glTexParameterIiv"), &texParameterIiv);
+        AssignGLEntryPoint(loadProcAddress("glTexParameterIuiv"), &texParameterIuiv);
+        AssignGLEntryPoint(loadProcAddress("glTransformFeedbackVaryings"), &transformFeedbackVaryings);
+        AssignGLEntryPoint(loadProcAddress("glUniform1ui"), &uniform1ui);
+        AssignGLEntryPoint(loadProcAddress("glUniform1uiv"), &uniform1uiv);
+        AssignGLEntryPoint(loadProcAddress("glUniform2ui"), &uniform2ui);
+        AssignGLEntryPoint(loadProcAddress("glUniform2uiv"), &uniform2uiv);
+        AssignGLEntryPoint(loadProcAddress("glUniform3ui"), &uniform3ui);
+        AssignGLEntryPoint(loadProcAddress("glUniform3uiv"), &uniform3uiv);
+        AssignGLEntryPoint(loadProcAddress("glUniform4ui"), &uniform4ui);
+        AssignGLEntryPoint(loadProcAddress("glUniform4uiv"), &uniform4uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI1i"), &vertexAttribI1i);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI1iv"), &vertexAttribI1iv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI1ui"), &vertexAttribI1ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI1uiv"), &vertexAttribI1uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI2i"), &vertexAttribI2i);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI2iv"), &vertexAttribI2iv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI2ui"), &vertexAttribI2ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI2uiv"), &vertexAttribI2uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI3i"), &vertexAttribI3i);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI3iv"), &vertexAttribI3iv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI3ui"), &vertexAttribI3ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI3uiv"), &vertexAttribI3uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4bv"), &vertexAttribI4bv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4i"), &vertexAttribI4i);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4iv"), &vertexAttribI4iv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4sv"), &vertexAttribI4sv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4ubv"), &vertexAttribI4ubv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4ui"), &vertexAttribI4ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4uiv"), &vertexAttribI4uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribI4usv"), &vertexAttribI4usv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribIPointer"), &vertexAttribIPointer);
+    }
+
+    // 3.1
+    if (majorVersion > 3 || majorVersion == 3 && minorVersion >= 1)
+    {
+        AssignGLEntryPoint(loadProcAddress("glCopyBufferSubData"), &copyBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glDrawArraysInstanced"), &drawArraysInstanced);
+        AssignGLEntryPoint(loadProcAddress("glDrawElementsInstanced"), &drawElementsInstanced);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveUniformBlockName"), &getActiveUniformBlockName);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveUniformBlockiv"), &getActiveUniformBlockiv);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveUniformName"), &getActiveUniformName);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveUniformsiv"), &getActiveUniformsiv);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformBlockIndex"), &getUniformBlockIndex);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformIndices"), &getUniformIndices);
+        AssignGLEntryPoint(loadProcAddress("glPrimitiveRestartIndex"), &primitiveRestartIndex);
+        AssignGLEntryPoint(loadProcAddress("glTexBuffer"), &texBuffer);
+        AssignGLEntryPoint(loadProcAddress("glUniformBlockBinding"), &uniformBlockBinding);
+    }
+
+    // 3.2
+    if (majorVersion > 3 || majorVersion == 3 && minorVersion >= 2)
+    {
+        AssignGLEntryPoint(loadProcAddress("glClientWaitSync"), &clientWaitSync);
+        AssignGLEntryPoint(loadProcAddress("glDeleteSync"), &deleteSync);
+        AssignGLEntryPoint(loadProcAddress("glDrawElementsBaseVertex"), &drawElementsBaseVertex);
+        AssignGLEntryPoint(loadProcAddress("glDrawElementsInstancedBaseVertex"), &drawElementsInstancedBaseVertex);
+        AssignGLEntryPoint(loadProcAddress("glDrawRangeElementsBaseVertex"), &drawRangeElementsBaseVertex);
+        AssignGLEntryPoint(loadProcAddress("glFenceSync"), &fenceSync);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferTexture"), &framebufferTexture);
+        AssignGLEntryPoint(loadProcAddress("glGetBufferParameteri64v"), &getBufferParameteri64v);
+        AssignGLEntryPoint(loadProcAddress("glGetInteger64i_v"), &getInteger64i_v);
+        AssignGLEntryPoint(loadProcAddress("glGetInteger64v"), &getInteger64v);
+        AssignGLEntryPoint(loadProcAddress("glGetMultisamplefv"), &getMultisamplefv);
+        AssignGLEntryPoint(loadProcAddress("glGetSynciv"), &getSynciv);
+        AssignGLEntryPoint(loadProcAddress("glIsSync"), &isSync);
+        AssignGLEntryPoint(loadProcAddress("glMultiDrawElementsBaseVertex"), &multiDrawElementsBaseVertex);
+        AssignGLEntryPoint(loadProcAddress("glProvokingVertex"), &provokingVertex);
+        AssignGLEntryPoint(loadProcAddress("glSampleMaski"), &sampleMaski);
+        AssignGLEntryPoint(loadProcAddress("glTexImage2DMultisample"), &texImage2DMultisample);
+        AssignGLEntryPoint(loadProcAddress("glTexImage3DMultisample"), &texImage3DMultisample);
+        AssignGLEntryPoint(loadProcAddress("glWaitSync"), &waitSync);
+    }
+
+    // 3.3
+    if (majorVersion > 3 || majorVersion == 3 && minorVersion >= 3)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBindFragDataLocationIndexed"), &bindFragDataLocationIndexed);
+        AssignGLEntryPoint(loadProcAddress("glBindSampler"), &bindSampler);
+        AssignGLEntryPoint(loadProcAddress("glDeleteSamplers"), &deleteSamplers);
+        AssignGLEntryPoint(loadProcAddress("glGenSamplers"), &genSamplers);
+        AssignGLEntryPoint(loadProcAddress("glGetFragDataIndex"), &getFragDataIndex);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryObjecti64v"), &getQueryObjecti64v);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryObjectui64v"), &getQueryObjectui64v);
+        AssignGLEntryPoint(loadProcAddress("glGetSamplerParameterIiv"), &getSamplerParameterIiv);
+        AssignGLEntryPoint(loadProcAddress("glGetSamplerParameterIuiv"), &getSamplerParameterIuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetSamplerParameterfv"), &getSamplerParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glGetSamplerParameteriv"), &getSamplerParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glIsSampler"), &isSampler);
+        AssignGLEntryPoint(loadProcAddress("glQueryCounter"), &queryCounter);
+        AssignGLEntryPoint(loadProcAddress("glSamplerParameterIiv"), &samplerParameterIiv);
+        AssignGLEntryPoint(loadProcAddress("glSamplerParameterIuiv"), &samplerParameterIuiv);
+        AssignGLEntryPoint(loadProcAddress("glSamplerParameterf"), &samplerParameterf);
+        AssignGLEntryPoint(loadProcAddress("glSamplerParameterfv"), &samplerParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glSamplerParameteri"), &samplerParameteri);
+        AssignGLEntryPoint(loadProcAddress("glSamplerParameteriv"), &samplerParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribDivisor"), &vertexAttribDivisor);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP1ui"), &vertexAttribP1ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP1uiv"), &vertexAttribP1uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP2ui"), &vertexAttribP2ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP2uiv"), &vertexAttribP2uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP3ui"), &vertexAttribP3ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP3uiv"), &vertexAttribP3uiv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP4ui"), &vertexAttribP4ui);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribP4uiv"), &vertexAttribP4uiv);
+    }
+
+    // 4.0
+    if (majorVersion > 4 || majorVersion == 4 && minorVersion >= 0)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBeginQueryIndexed"), &beginQueryIndexed);
+        AssignGLEntryPoint(loadProcAddress("glBindTransformFeedback"), &bindTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glBlendEquationSeparatei"), &blendEquationSeparatei);
+        AssignGLEntryPoint(loadProcAddress("glBlendEquationi"), &blendEquationi);
+        AssignGLEntryPoint(loadProcAddress("glBlendFuncSeparatei"), &blendFuncSeparatei);
+        AssignGLEntryPoint(loadProcAddress("glBlendFunci"), &blendFunci);
+        AssignGLEntryPoint(loadProcAddress("glDeleteTransformFeedbacks"), &deleteTransformFeedbacks);
+        AssignGLEntryPoint(loadProcAddress("glDrawArraysIndirect"), &drawArraysIndirect);
+        AssignGLEntryPoint(loadProcAddress("glDrawElementsIndirect"), &drawElementsIndirect);
+        AssignGLEntryPoint(loadProcAddress("glDrawTransformFeedback"), &drawTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glDrawTransformFeedbackStream"), &drawTransformFeedbackStream);
+        AssignGLEntryPoint(loadProcAddress("glEndQueryIndexed"), &endQueryIndexed);
+        AssignGLEntryPoint(loadProcAddress("glGenTransformFeedbacks"), &genTransformFeedbacks);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveSubroutineName"), &getActiveSubroutineName);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveSubroutineUniformName"), &getActiveSubroutineUniformName);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveSubroutineUniformiv"), &getActiveSubroutineUniformiv);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramStageiv"), &getProgramStageiv);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryIndexediv"), &getQueryIndexediv);
+        AssignGLEntryPoint(loadProcAddress("glGetSubroutineIndex"), &getSubroutineIndex);
+        AssignGLEntryPoint(loadProcAddress("glGetSubroutineUniformLocation"), &getSubroutineUniformLocation);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformSubroutineuiv"), &getUniformSubroutineuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetUniformdv"), &getUniformdv);
+        AssignGLEntryPoint(loadProcAddress("glIsTransformFeedback"), &isTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glMinSampleShading"), &minSampleShading);
+        AssignGLEntryPoint(loadProcAddress("glPatchParameterfv"), &patchParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glPatchParameteri"), &patchParameteri);
+        AssignGLEntryPoint(loadProcAddress("glPauseTransformFeedback"), &pauseTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glResumeTransformFeedback"), &resumeTransformFeedback);
+        AssignGLEntryPoint(loadProcAddress("glUniform1d"), &uniform1d);
+        AssignGLEntryPoint(loadProcAddress("glUniform1dv"), &uniform1dv);
+        AssignGLEntryPoint(loadProcAddress("glUniform2d"), &uniform2d);
+        AssignGLEntryPoint(loadProcAddress("glUniform2dv"), &uniform2dv);
+        AssignGLEntryPoint(loadProcAddress("glUniform3d"), &uniform3d);
+        AssignGLEntryPoint(loadProcAddress("glUniform3dv"), &uniform3dv);
+        AssignGLEntryPoint(loadProcAddress("glUniform4d"), &uniform4d);
+        AssignGLEntryPoint(loadProcAddress("glUniform4dv"), &uniform4dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix2dv"), &uniformMatrix2dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix2x3dv"), &uniformMatrix2x3dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix2x4dv"), &uniformMatrix2x4dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix3dv"), &uniformMatrix3dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix3x2dv"), &uniformMatrix3x2dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix3x4dv"), &uniformMatrix3x4dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix4dv"), &uniformMatrix4dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix4x2dv"), &uniformMatrix4x2dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformMatrix4x3dv"), &uniformMatrix4x3dv);
+        AssignGLEntryPoint(loadProcAddress("glUniformSubroutinesuiv"), &uniformSubroutinesuiv);
+    }
+
+    // 4.0
+    if (majorVersion > 4 || majorVersion == 4 && minorVersion >= 1)
+    {
+        AssignGLEntryPoint(loadProcAddress("glActiveShaderProgram"), &activeShaderProgram);
+        AssignGLEntryPoint(loadProcAddress("glBindProgramPipeline"), &bindProgramPipeline);
+        AssignGLEntryPoint(loadProcAddress("glClearDepthf"), &clearDepthf);
+        AssignGLEntryPoint(loadProcAddress("glCreateShaderProgramv"), &createShaderProgramv);
+        AssignGLEntryPoint(loadProcAddress("glDeleteProgramPipelines"), &deleteProgramPipelines);
+        AssignGLEntryPoint(loadProcAddress("glDepthRangeArrayv"), &depthRangeArrayv);
+        AssignGLEntryPoint(loadProcAddress("glDepthRangeIndexed"), &depthRangeIndexed);
+        AssignGLEntryPoint(loadProcAddress("glDepthRangef"), &depthRangef);
+        AssignGLEntryPoint(loadProcAddress("glGenProgramPipelines"), &genProgramPipelines);
+        AssignGLEntryPoint(loadProcAddress("glGetDoublei_v"), &getDoublei_v);
+        AssignGLEntryPoint(loadProcAddress("glGetFloati_v"), &getFloati_v);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramBinary"), &getProgramBinary);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramPipelineInfoLog"), &getProgramPipelineInfoLog);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramPipelineiv"), &getProgramPipelineiv);
+        AssignGLEntryPoint(loadProcAddress("glGetShaderPrecisionFormat"), &getShaderPrecisionFormat);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexAttribLdv"), &getVertexAttribLdv);
+        AssignGLEntryPoint(loadProcAddress("glIsProgramPipeline"), &isProgramPipeline);
+        AssignGLEntryPoint(loadProcAddress("glProgramBinary"), &programBinary);
+        AssignGLEntryPoint(loadProcAddress("glProgramParameteri"), &programParameteri);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1d"), &programUniform1d);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1dv"), &programUniform1dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1f"), &programUniform1f);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1fv"), &programUniform1fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1i"), &programUniform1i);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1iv"), &programUniform1iv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1ui"), &programUniform1ui);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform1uiv"), &programUniform1uiv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2d"), &programUniform2d);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2dv"), &programUniform2dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2f"), &programUniform2f);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2fv"), &programUniform2fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2i"), &programUniform2i);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2iv"), &programUniform2iv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2ui"), &programUniform2ui);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform2uiv"), &programUniform2uiv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3d"), &programUniform3d);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3dv"), &programUniform3dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3f"), &programUniform3f);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3fv"), &programUniform3fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3i"), &programUniform3i);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3iv"), &programUniform3iv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3ui"), &programUniform3ui);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform3uiv"), &programUniform3uiv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4d"), &programUniform4d);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4dv"), &programUniform4dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4f"), &programUniform4f);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4fv"), &programUniform4fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4i"), &programUniform4i);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4iv"), &programUniform4iv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4ui"), &programUniform4ui);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniform4uiv"), &programUniform4uiv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix2dv"), &programUniformMatrix2dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix2fv"), &programUniformMatrix2fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix2x3dv"), &programUniformMatrix2x3dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix2x3fv"), &programUniformMatrix2x3fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix2x4dv"), &programUniformMatrix2x4dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix2x4fv"), &programUniformMatrix2x4fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix3dv"), &programUniformMatrix3dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix3fv"), &programUniformMatrix3fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix3x2dv"), &programUniformMatrix3x2dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix3x2fv"), &programUniformMatrix3x2fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix3x4dv"), &programUniformMatrix3x4dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix3x4fv"), &programUniformMatrix3x4fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix4dv"), &programUniformMatrix4dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix4fv"), &programUniformMatrix4fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix4x2dv"), &programUniformMatrix4x2dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix4x2fv"), &programUniformMatrix4x2fv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix4x3dv"), &programUniformMatrix4x3dv);
+        AssignGLEntryPoint(loadProcAddress("glProgramUniformMatrix4x3fv"), &programUniformMatrix4x3fv);
+        AssignGLEntryPoint(loadProcAddress("glReleaseShaderCompiler"), &releaseShaderCompiler);
+        AssignGLEntryPoint(loadProcAddress("glScissorArrayv"), &scissorArrayv);
+        AssignGLEntryPoint(loadProcAddress("glScissorIndexed"), &scissorIndexed);
+        AssignGLEntryPoint(loadProcAddress("glScissorIndexedv"), &scissorIndexedv);
+        AssignGLEntryPoint(loadProcAddress("glShaderBinary"), &shaderBinary);
+        AssignGLEntryPoint(loadProcAddress("glUseProgramStages"), &useProgramStages);
+        AssignGLEntryPoint(loadProcAddress("glValidateProgramPipeline"), &validateProgramPipeline);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL1d"), &vertexAttribL1d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL1dv"), &vertexAttribL1dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL2d"), &vertexAttribL2d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL2dv"), &vertexAttribL2dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL3d"), &vertexAttribL3d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL3dv"), &vertexAttribL3dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL4d"), &vertexAttribL4d);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribL4dv"), &vertexAttribL4dv);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribLPointer"), &vertexAttribLPointer);
+        AssignGLEntryPoint(loadProcAddress("glViewportArrayv"), &viewportArrayv);
+        AssignGLEntryPoint(loadProcAddress("glViewportIndexedf"), &viewportIndexedf);
+        AssignGLEntryPoint(loadProcAddress("glViewportIndexedfv"), &viewportIndexedfv);
+    }
+
+    // 4.2
+    if (majorVersion > 4 || majorVersion == 4 && minorVersion >= 2)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBindImageTexture"), &bindImageTexture);
+        AssignGLEntryPoint(loadProcAddress("glDrawArraysInstancedBaseInstance"), &drawArraysInstancedBaseInstance);
+        AssignGLEntryPoint(loadProcAddress("glDrawElementsInstancedBaseInstance"), &drawElementsInstancedBaseInstance);
+        AssignGLEntryPoint(loadProcAddress("glDrawElementsInstancedBaseVertexBaseInstance"), &drawElementsInstancedBaseVertexBaseInstance);
+        AssignGLEntryPoint(loadProcAddress("glDrawTransformFeedbackInstanced"), &drawTransformFeedbackInstanced);
+        AssignGLEntryPoint(loadProcAddress("glDrawTransformFeedbackStreamInstanced"), &drawTransformFeedbackStreamInstanced);
+        AssignGLEntryPoint(loadProcAddress("glGetActiveAtomicCounterBufferiv"), &getActiveAtomicCounterBufferiv);
+        AssignGLEntryPoint(loadProcAddress("glGetInternalformativ"), &getInternalformativ);
+        AssignGLEntryPoint(loadProcAddress("glMemoryBarrier"), &memoryBarrier);
+        AssignGLEntryPoint(loadProcAddress("glTexStorage1D"), &texStorage1D);
+        AssignGLEntryPoint(loadProcAddress("glTexStorage2D"), &texStorage2D);
+        AssignGLEntryPoint(loadProcAddress("glTexStorage3D"), &texStorage3D);
+    }
+
+    // 4.3
+    if (majorVersion > 4 || majorVersion == 4 && minorVersion >= 3)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBindVertexBuffer"), &bindVertexBuffer);
+        AssignGLEntryPoint(loadProcAddress("glClearBufferData"), &clearBufferData);
+        AssignGLEntryPoint(loadProcAddress("glClearBufferSubData"), &clearBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glCopyImageSubData"), &copyImageSubData);
+        AssignGLEntryPoint(loadProcAddress("glDebugMessageCallback"), &debugMessageCallback);
+        AssignGLEntryPoint(loadProcAddress("glDebugMessageControl"), &debugMessageControl);
+        AssignGLEntryPoint(loadProcAddress("glDebugMessageInsert"), &debugMessageInsert);
+        AssignGLEntryPoint(loadProcAddress("glDispatchCompute"), &dispatchCompute);
+        AssignGLEntryPoint(loadProcAddress("glDispatchComputeIndirect"), &dispatchComputeIndirect);
+        AssignGLEntryPoint(loadProcAddress("glFramebufferParameteri"), &framebufferParameteri);
+        AssignGLEntryPoint(loadProcAddress("glGetDebugMessageLog"), &getDebugMessageLog);
+        AssignGLEntryPoint(loadProcAddress("glGetFramebufferParameteriv"), &getFramebufferParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetInternalformati64v"), &getInternalformati64v);
+        AssignGLEntryPoint(loadProcAddress("glGetObjectLabel"), &getObjectLabel);
+        AssignGLEntryPoint(loadProcAddress("glGetObjectPtrLabel"), &getObjectPtrLabel);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramInterfaceiv"), &getProgramInterfaceiv);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramResourceIndex"), &getProgramResourceIndex);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramResourceLocation"), &getProgramResourceLocation);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramResourceLocationIndex"), &getProgramResourceLocationIndex);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramResourceName"), &getProgramResourceName);
+        AssignGLEntryPoint(loadProcAddress("glGetProgramResourceiv"), &getProgramResourceiv);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateBufferData"), &invalidateBufferData);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateBufferSubData"), &invalidateBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateFramebuffer"), &invalidateFramebuffer);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateSubFramebuffer"), &invalidateSubFramebuffer);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateTexImage"), &invalidateTexImage);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateTexSubImage"), &invalidateTexSubImage);
+        AssignGLEntryPoint(loadProcAddress("glMultiDrawArraysIndirect"), &multiDrawArraysIndirect);
+        AssignGLEntryPoint(loadProcAddress("glMultiDrawElementsIndirect"), &multiDrawElementsIndirect);
+        AssignGLEntryPoint(loadProcAddress("glObjectLabel"), &objectLabel);
+        AssignGLEntryPoint(loadProcAddress("glObjectPtrLabel"), &objectPtrLabel);
+        AssignGLEntryPoint(loadProcAddress("glPopDebugGroup"), &popDebugGroup);
+        AssignGLEntryPoint(loadProcAddress("glPushDebugGroup"), &pushDebugGroup);
+        AssignGLEntryPoint(loadProcAddress("glShaderStorageBlockBinding"), &shaderStorageBlockBinding);
+        AssignGLEntryPoint(loadProcAddress("glTexBufferRange"), &texBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glTexStorage2DMultisample"), &texStorage2DMultisample);
+        AssignGLEntryPoint(loadProcAddress("glTexStorage3DMultisample"), &texStorage3DMultisample);
+        AssignGLEntryPoint(loadProcAddress("glTextureView"), &textureView);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribBinding"), &vertexAttribBinding);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribFormat"), &vertexAttribFormat);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribIFormat"), &vertexAttribIFormat);
+        AssignGLEntryPoint(loadProcAddress("glVertexAttribLFormat"), &vertexAttribLFormat);
+        AssignGLEntryPoint(loadProcAddress("glVertexBindingDivisor"), &vertexBindingDivisor);
+    }
+
+    // 4.4
+    if (majorVersion > 4 || majorVersion == 4 && minorVersion >= 4)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBindBuffersBase"), &bindBuffersBase);
+        AssignGLEntryPoint(loadProcAddress("glBindBuffersRange"), &bindBuffersRange);
+        AssignGLEntryPoint(loadProcAddress("glBindImageTextures"), &bindImageTextures);
+        AssignGLEntryPoint(loadProcAddress("glBindSamplers"), &bindSamplers);
+        AssignGLEntryPoint(loadProcAddress("glBindTextures"), &bindTextures);
+        AssignGLEntryPoint(loadProcAddress("glBindVertexBuffers"), &bindVertexBuffers);
+        AssignGLEntryPoint(loadProcAddress("glBufferStorage"), &bufferStorage);
+        AssignGLEntryPoint(loadProcAddress("glClearTexImage"), &clearTexImage);
+        AssignGLEntryPoint(loadProcAddress("glClearTexSubImage"), &clearTexSubImage);
+    }
+
+    // 4.5
+    if (majorVersion > 4 || majorVersion == 4 && minorVersion >= 5)
+    {
+        AssignGLEntryPoint(loadProcAddress("glBindTextureUnit"), &bindTextureUnit);
+        AssignGLEntryPoint(loadProcAddress("glBlitNamedFramebuffer"), &blitNamedFramebuffer);
+        AssignGLEntryPoint(loadProcAddress("glCheckNamedFramebufferStatus"), &checkNamedFramebufferStatus);
+        AssignGLEntryPoint(loadProcAddress("glClearNamedBufferData"), &clearNamedBufferData);
+        AssignGLEntryPoint(loadProcAddress("glClearNamedBufferSubData"), &clearNamedBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glClearNamedFramebufferfi"), &clearNamedFramebufferfi);
+        AssignGLEntryPoint(loadProcAddress("glClearNamedFramebufferfv"), &clearNamedFramebufferfv);
+        AssignGLEntryPoint(loadProcAddress("glClearNamedFramebufferiv"), &clearNamedFramebufferiv);
+        AssignGLEntryPoint(loadProcAddress("glClearNamedFramebufferuiv"), &clearNamedFramebufferuiv);
+        AssignGLEntryPoint(loadProcAddress("glClipControl"), &clipControl);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTextureSubImage1D"), &compressedTextureSubImage1D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTextureSubImage2D"), &compressedTextureSubImage2D);
+        AssignGLEntryPoint(loadProcAddress("glCompressedTextureSubImage3D"), &compressedTextureSubImage3D);
+        AssignGLEntryPoint(loadProcAddress("glCopyNamedBufferSubData"), &copyNamedBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glCopyTextureSubImage1D"), &copyTextureSubImage1D);
+        AssignGLEntryPoint(loadProcAddress("glCopyTextureSubImage2D"), &copyTextureSubImage2D);
+        AssignGLEntryPoint(loadProcAddress("glCopyTextureSubImage3D"), &copyTextureSubImage3D);
+        AssignGLEntryPoint(loadProcAddress("glCreateBuffers"), &createBuffers);
+        AssignGLEntryPoint(loadProcAddress("glCreateFramebuffers"), &createFramebuffers);
+        AssignGLEntryPoint(loadProcAddress("glCreateProgramPipelines"), &createProgramPipelines);
+        AssignGLEntryPoint(loadProcAddress("glCreateQueries"), &createQueries);
+        AssignGLEntryPoint(loadProcAddress("glCreateRenderbuffers"), &createRenderbuffers);
+        AssignGLEntryPoint(loadProcAddress("glCreateSamplers"), &createSamplers);
+        AssignGLEntryPoint(loadProcAddress("glCreateTextures"), &createTextures);
+        AssignGLEntryPoint(loadProcAddress("glCreateTransformFeedbacks"), &createTransformFeedbacks);
+        AssignGLEntryPoint(loadProcAddress("glCreateVertexArrays"), &createVertexArrays);
+        AssignGLEntryPoint(loadProcAddress("glDisableVertexArrayAttrib"), &disableVertexArrayAttrib);
+        AssignGLEntryPoint(loadProcAddress("glEnableVertexArrayAttrib"), &enableVertexArrayAttrib);
+        AssignGLEntryPoint(loadProcAddress("glFlushMappedNamedBufferRange"), &flushMappedNamedBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glGenerateTextureMipmap"), &generateTextureMipmap);
+        AssignGLEntryPoint(loadProcAddress("glGetCompressedTextureImage"), &getCompressedTextureImage);
+        AssignGLEntryPoint(loadProcAddress("glGetCompressedTextureSubImage"), &getCompressedTextureSubImage);
+        AssignGLEntryPoint(loadProcAddress("glGetGraphicsResetStatus"), &getGraphicsResetStatus);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedBufferParameteri64v"), &getNamedBufferParameteri64v);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedBufferParameteriv"), &getNamedBufferParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedBufferPointerv"), &getNamedBufferPointerv);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedBufferSubData"), &getNamedBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedFramebufferAttachmentParameteriv"), &getNamedFramebufferAttachmentParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedFramebufferParameteriv"), &getNamedFramebufferParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetNamedRenderbufferParameteriv"), &getNamedRenderbufferParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryBufferObjecti64v"), &getQueryBufferObjecti64v);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryBufferObjectiv"), &getQueryBufferObjectiv);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryBufferObjectui64v"), &getQueryBufferObjectui64v);
+        AssignGLEntryPoint(loadProcAddress("glGetQueryBufferObjectuiv"), &getQueryBufferObjectuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureImage"), &getTextureImage);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureLevelParameterfv"), &getTextureLevelParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureLevelParameteriv"), &getTextureLevelParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureParameterIiv"), &getTextureParameterIiv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureParameterIuiv"), &getTextureParameterIuiv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureParameterfv"), &getTextureParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureParameteriv"), &getTextureParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glGetTextureSubImage"), &getTextureSubImage);
+        AssignGLEntryPoint(loadProcAddress("glGetTransformFeedbacki64_v"), &getTransformFeedbacki64_v);
+        AssignGLEntryPoint(loadProcAddress("glGetTransformFeedbacki_v"), &getTransformFeedbacki_v);
+        AssignGLEntryPoint(loadProcAddress("glGetTransformFeedbackiv"), &getTransformFeedbackiv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexArrayIndexed64iv"), &getVertexArrayIndexed64iv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexArrayIndexediv"), &getVertexArrayIndexediv);
+        AssignGLEntryPoint(loadProcAddress("glGetVertexArrayiv"), &getVertexArrayiv);
+        AssignGLEntryPoint(loadProcAddress("glGetnCompressedTexImage"), &getnCompressedTexImage);
+        AssignGLEntryPoint(loadProcAddress("glGetnTexImage"), &getnTexImage);
+        AssignGLEntryPoint(loadProcAddress("glGetnUniformdv"), &getnUniformdv);
+        AssignGLEntryPoint(loadProcAddress("glGetnUniformfv"), &getnUniformfv);
+        AssignGLEntryPoint(loadProcAddress("glGetnUniformiv"), &getnUniformiv);
+        AssignGLEntryPoint(loadProcAddress("glGetnUniformuiv"), &getnUniformuiv);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateNamedFramebufferData"), &invalidateNamedFramebufferData);
+        AssignGLEntryPoint(loadProcAddress("glInvalidateNamedFramebufferSubData"), &invalidateNamedFramebufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glMapNamedBuffer"), &mapNamedBuffer);
+        AssignGLEntryPoint(loadProcAddress("glMapNamedBufferRange"), &mapNamedBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glMemoryBarrierByRegion"), &memoryBarrierByRegion);
+        AssignGLEntryPoint(loadProcAddress("glNamedBufferData"), &namedBufferData);
+        AssignGLEntryPoint(loadProcAddress("glNamedBufferStorage"), &namedBufferStorage);
+        AssignGLEntryPoint(loadProcAddress("glNamedBufferSubData"), &namedBufferSubData);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferDrawBuffer"), &namedFramebufferDrawBuffer);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferDrawBuffers"), &namedFramebufferDrawBuffers);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferParameteri"), &namedFramebufferParameteri);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferReadBuffer"), &namedFramebufferReadBuffer);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferRenderbuffer"), &namedFramebufferRenderbuffer);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferTexture"), &namedFramebufferTexture);
+        AssignGLEntryPoint(loadProcAddress("glNamedFramebufferTextureLayer"), &namedFramebufferTextureLayer);
+        AssignGLEntryPoint(loadProcAddress("glNamedRenderbufferStorage"), &namedRenderbufferStorage);
+        AssignGLEntryPoint(loadProcAddress("glNamedRenderbufferStorageMultisample"), &namedRenderbufferStorageMultisample);
+        AssignGLEntryPoint(loadProcAddress("glReadnPixels"), &readnPixels);
+        AssignGLEntryPoint(loadProcAddress("glTextureBarrier"), &textureBarrier);
+        AssignGLEntryPoint(loadProcAddress("glTextureBuffer"), &textureBuffer);
+        AssignGLEntryPoint(loadProcAddress("glTextureBufferRange"), &textureBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glTextureParameterIiv"), &textureParameterIiv);
+        AssignGLEntryPoint(loadProcAddress("glTextureParameterIuiv"), &textureParameterIuiv);
+        AssignGLEntryPoint(loadProcAddress("glTextureParameterf"), &textureParameterf);
+        AssignGLEntryPoint(loadProcAddress("glTextureParameterfv"), &textureParameterfv);
+        AssignGLEntryPoint(loadProcAddress("glTextureParameteri"), &textureParameteri);
+        AssignGLEntryPoint(loadProcAddress("glTextureParameteriv"), &textureParameteriv);
+        AssignGLEntryPoint(loadProcAddress("glTextureStorage1D"), &textureStorage1D);
+        AssignGLEntryPoint(loadProcAddress("glTextureStorage2D"), &textureStorage2D);
+        AssignGLEntryPoint(loadProcAddress("glTextureStorage2DMultisample"), &textureStorage2DMultisample);
+        AssignGLEntryPoint(loadProcAddress("glTextureStorage3D"), &textureStorage3D);
+        AssignGLEntryPoint(loadProcAddress("glTextureStorage3DMultisample"), &textureStorage3DMultisample);
+        AssignGLEntryPoint(loadProcAddress("glTextureSubImage1D"), &textureSubImage1D);
+        AssignGLEntryPoint(loadProcAddress("glTextureSubImage2D"), &textureSubImage2D);
+        AssignGLEntryPoint(loadProcAddress("glTextureSubImage3D"), &textureSubImage3D);
+        AssignGLEntryPoint(loadProcAddress("glTransformFeedbackBufferBase"), &transformFeedbackBufferBase);
+        AssignGLEntryPoint(loadProcAddress("glTransformFeedbackBufferRange"), &transformFeedbackBufferRange);
+        AssignGLEntryPoint(loadProcAddress("glUnmapNamedBuffer"), &unmapNamedBuffer);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayAttribBinding"), &vertexArrayAttribBinding);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayAttribFormat"), &vertexArrayAttribFormat);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayAttribIFormat"), &vertexArrayAttribIFormat);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayAttribLFormat"), &vertexArrayAttribLFormat);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayBindingDivisor"), &vertexArrayBindingDivisor);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayElementBuffer"), &vertexArrayElementBuffer);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayVertexBuffer"), &vertexArrayVertexBuffer);
+        AssignGLEntryPoint(loadProcAddress("glVertexArrayVertexBuffers"), &vertexArrayVertexBuffers);
+    }
+}
+
+}

src/libANGLE/renderer/gl/FunctionsGL.h

+//
+// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// FunctionsGL.h: Defines the FuntionsGL class to contain loaded GL functions
+
+#ifndef LIBANGLE_RENDERER_GL_FUNCTIONSGL_H_
+#define LIBANGLE_RENDERER_GL_FUNCTIONSGL_H_
+
+#include "common/debug.h"
+#include "libANGLE/renderer/gl/functionsgl_enums.h"
+#include "libANGLE/renderer/gl/functionsgl_typedefs.h"
+
+namespace rx
+{
+
+class FunctionsGL
+{
+  public:
+    FunctionsGL();
+    virtual ~FunctionsGL();
+
+    void initialize(GLuint majorVersion, GLuint minorVersion);
+
+    // 1.0
+    PFNGLBLENDFUNCPROC blendFunc;
+    PFNGLCLEARPROC clear;
+    PFNGLCLEARCOLORPROC clearColor;
+    PFNGLCLEARDEPTHPROC clearDepth;
+    PFNGLCLEARSTENCILPROC clearStencil;
+    PFNGLCOLORMASKPROC colorMask;
+    PFNGLCULLFACEPROC cullFace;
+    PFNGLDEPTHFUNCPROC depthFunc;
+    PFNGLDEPTHMASKPROC depthMask;
+    PFNGLDEPTHRANGEPROC depthRange;
+    PFNGLDISABLEPROC disable;
+    PFNGLDRAWBUFFERPROC drawBuffer;
+    PFNGLENABLEPROC enable;
+    PFNGLFINISHPROC finish;
+    PFNGLFLUSHPROC flush;
+    PFNGLFRONTFACEPROC frontFace;
+    PFNGLGETBOOLEANVPROC getBooleanv;
+    PFNGLGETDOUBLEVPROC getDoublev;
+    PFNGLGETERRORPROC getError;
+    PFNGLGETFLOATVPROC getFloatv;
+    PFNGLGETINTEGERVPROC getIntegerv;
+    PFNGLGETSTRINGPROC getString;
+    PFNGLGETTEXIMAGEPROC getTexImage;
+    PFNGLGETTEXLEVELPARAMETERFVPROC getTexLevelParameterfv;
+    PFNGLGETTEXLEVELPARAMETERIVPROC getTexLevelParameteriv;
+    PFNGLGETTEXPARAMETERFVPROC getTexParameterfv;
+    PFNGLGETTEXPARAMETERIVPROC getTexParameteriv;
+    PFNGLHINTPROC hint;
+    PFNGLISENABLEDPROC isEnabled;
+    PFNGLLINEWIDTHPROC lineWidth;
+    PFNGLLOGICOPPROC logicOp;
+    PFNGLPIXELSTOREFPROC pixelStoref;
+    PFNGLPIXELSTOREIPROC pixelStorei;
+    PFNGLPOINTSIZEPROC pointSize;
+    PFNGLPOLYGONMODEPROC polygonMode;
+    PFNGLREADBUFFERPROC readBuffer;
+    PFNGLREADPIXELSPROC readPixels;
+    PFNGLSCISSORPROC scissor;
+    PFNGLSTENCILFUNCPROC stencilFunc;
+    PFNGLSTENCILMASKPROC stencilMask;
+    PFNGLSTENCILOPPROC stencilOp;
+    PFNGLTEXIMAGE1DPROC texImage1D;
+    PFNGLTEXIMAGE2DPROC texImage2D;
+    PFNGLTEXPARAMETERFPROC texParameterf;
+    PFNGLTEXPARAMETERFVPROC texParameterfv;
+    PFNGLTEXPARAMETERIPROC texParameteri;
+    PFNGLTEXPARAMETERIVPROC texParameteriv;
+    PFNGLVIEWPORTPROC viewport;
+
+    // 1.1
+    PFNGLBINDTEXTUREPROC bindTexture;
+    PFNGLCOPYTEXIMAGE1DPROC copyTexImage1D;
+    PFNGLCOPYTEXIMAGE2DPROC copyTexImage2D;
+    PFNGLCOPYTEXSUBIMAGE1DPROC copyTexSubImage1D;
+    PFNGLCOPYTEXSUBIMAGE2DPROC copyTexSubImage2D;
+    PFNGLDELETETEXTURESPROC deleteTextures;
+    PFNGLDRAWARRAYSPROC drawArrays;
+    PFNGLDRAWELEMENTSPROC drawElements;
+    PFNGLGENTEXTURESPROC genTextures;
+    PFNGLISTEXTUREPROC isTexture;
+    PFNGLPOLYGONOFFSETPROC polygonOffset;
+    PFNGLTEXSUBIMAGE1DPROC texSubImage1D;
+    PFNGLTEXSUBIMAGE2DPROC texSubImage2D;
+
+    // 1.2
+    PFNGLBLENDCOLORPROC blendColor;
+    PFNGLBLENDEQUATIONPROC blendEquation;
+    PFNGLCOPYTEXSUBIMAGE3DPROC copyTexSubImage3D;
+    PFNGLDRAWRANGEELEMENTSPROC drawRangeElements;
+    PFNGLTEXIMAGE3DPROC texImage3D;
+    PFNGLTEXSUBIMAGE3DPROC texSubImage3D;
+
+    // 1.3
+    PFNGLACTIVETEXTUREPROC activeTexture;
+    PFNGLCOMPRESSEDTEXIMAGE1DPROC compressedTexImage1D;
+    PFNGLCOMPRESSEDTEXIMAGE2DPROC compressedTexImage2D;
+    PFNGLCOMPRESSEDTEXIMAGE3DPROC compressedTexImage3D;
+    PFNGLCOMPRESSEDTEXSUBIMAGE1DPROC compressedTexSubImage1D;
+    PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC compressedTexSubImage2D;
+    PFNGLCOMPRESSEDTEXSUBIMAGE3DPROC compressedTexSubImage3D;
+    PFNGLGETCOMPRESSEDTEXIMAGEPROC getCompressedTexImage;
+    PFNGLSAMPLECOVERAGEPROC sampleCoverage;
+
+    // 1.4
+    PFNGLBLENDFUNCSEPARATEPROC blendFuncSeparate;
+    PFNGLMULTIDRAWARRAYSPROC multiDrawArrays;
+    PFNGLMULTIDRAWELEMENTSPROC multiDrawElements;
+    PFNGLPOINTPARAMETERFPROC pointParameterf;
+    PFNGLPOINTPARAMETERFVPROC pointParameterfv;
+    PFNGLPOINTPARAMETERIPROC pointParameteri;
+    PFNGLPOINTPARAMETERIVPROC pointParameteriv;
+
+    // 1.5
+    PFNGLBEGINQUERYPROC beginQuery;
+    PFNGLBINDBUFFERPROC bindBuffer;
+    PFNGLBUFFERDATAPROC bufferData;
+    PFNGLBUFFERSUBDATAPROC bufferSubData;
+    PFNGLDELETEBUFFERSPROC deleteBuffers;
+    PFNGLDELETEQUERIESPROC deleteQueries;
+    PFNGLENDQUERYPROC endQuery;
+    PFNGLGENBUFFERSPROC genBuffers;
+    PFNGLGENQUERIESPROC genQueries;
+    PFNGLGETBUFFERPARAMETERIVPROC getBufferParameteriv;
+    PFNGLGETBUFFERPOINTERVPROC getBufferPointerv;
+    PFNGLGETBUFFERSUBDATAPROC getBufferSubData;
+    PFNGLGETQUERYOBJECTIVPROC getQueryObjectiv;
+    PFNGLGETQUERYOBJECTUIVPROC getQueryObjectuiv;
+    PFNGLGETQUERYIVPROC getQueryiv;
+    PFNGLISBUFFERPROC isBuffer;
+    PFNGLISQUERYPROC isQuery;
+    PFNGLMAPBUFFERPROC mapBuffer;
+    PFNGLUNMAPBUFFERPROC unmapBuffer;
+
+    // 2.0
+    PFNGLATTACHSHADERPROC attachShader;
+    PFNGLBINDATTRIBLOCATIONPROC bindAttribLocation;
+    PFNGLBLENDEQUATIONSEPARATEPROC blendEquationSeparate;
+    PFNGLCOMPILESHADERPROC compileShader;
+    PFNGLCREATEPROGRAMPROC createProgram;
+    PFNGLCREATESHADERPROC createShader;
+    PFNGLDELETEPROGRAMPROC deleteProgram;
+    PFNGLDELETESHADERPROC deleteShader;
+    PFNGLDETACHSHADERPROC detachShader;
+    PFNGLDISABLEVERTEXATTRIBARRAYPROC disableVertexAttribArray;
+    PFNGLDRAWBUFFERSPROC drawBuffers;
+    PFNGLENABLEVERTEXATTRIBARRAYPROC enableVertexAttribArray;
+    PFNGLGETACTIVEATTRIBPROC getActiveAttrib;
+    PFNGLGETACTIVEUNIFORMPROC getActiveUniform;
+    PFNGLGETATTACHEDSHADERSPROC getAttachedShaders;
+    PFNGLGETATTRIBLOCATIONPROC getAttribLocation;
+    PFNGLGETPROGRAMINFOLOGPROC getProgramInfoLog;
+    PFNGLGETPROGRAMIVPROC getProgramiv;
+    PFNGLGETSHADERINFOLOGPROC getShaderInfoLog;
+    PFNGLGETSHADERSOURCEPROC getShaderSource;
+    PFNGLGETSHADERIVPROC getShaderiv;
+    PFNGLGETUNIFORMLOCATIONPROC getUniformLocation;
+    PFNGLGETUNIFORMFVPROC getUniformfv;
+    PFNGLGETUNIFORMIVPROC getUniformiv;
+    PFNGLGETVERTEXATTRIBPOINTERVPROC getVertexAttribPointerv;
+    PFNGLGETVERTEXATTRIBDVPROC getVertexAttribdv;
+    PFNGLGETVERTEXATTRIBFVPROC getVertexAttribfv;
+    PFNGLGETVERTEXATTRIBIVPROC getVertexAttribiv;
+    PFNGLISPROGRAMPROC isProgram;
+    PFNGLISSHADERPROC isShader;
+    PFNGLLINKPROGRAMPROC linkProgram;
+    PFNGLSHADERSOURCEPROC shaderSource;
+    PFNGLSTENCILFUNCSEPARATEPROC stencilFuncSeparate;
+    PFNGLSTENCILMASKSEPARATEPROC stencilMaskSeparate;
+    PFNGLSTENCILOPSEPARATEPROC stencilOpSeparate;
+    PFNGLUNIFORM1FPROC uniform1f;
+    PFNGLUNIFORM1FVPROC uniform1fv;
+    PFNGLUNIFORM1IPROC uniform1i;
+    PFNGLUNIFORM1IVPROC uniform1iv;
+    PFNGLUNIFORM2FPROC uniform2f;
+    PFNGLUNIFORM2FVPROC uniform2fv;
+    PFNGLUNIFORM2IPROC uniform2i;
+    PFNGLUNIFORM2IVPROC uniform2iv;
+    PFNGLUNIFORM3FPROC uniform3f;
+    PFNGLUNIFORM3FVPROC uniform3fv;
+    PFNGLUNIFORM3IPROC uniform3i;
+    PFNGLUNIFORM3IVPROC uniform3iv;
+    PFNGLUNIFORM4FPROC uniform4f;
+    PFNGLUNIFORM4FVPROC uniform4fv;
+    PFNGLUNIFORM4IPROC uniform4i;
+    PFNGLUNIFORM4IVPROC uniform4iv;
+    PFNGLUNIFORMMATRIX2FVPROC uniformMatrix2fv;
+    PFNGLUNIFORMMATRIX3FVPROC uniformMatrix3fv;
+    PFNGLUNIFORMMATRIX4FVPROC uniformMatrix4fv;
+    PFNGLUSEPROGRAMPROC useProgram;
+    PFNGLVALIDATEPROGRAMPROC validateProgram;
+    PFNGLVERTEXATTRIB1DPROC vertexAttrib1d;
+    PFNGLVERTEXATTRIB1DVPROC vertexAttrib1dv;
+    PFNGLVERTEXATTRIB1FPROC vertexAttrib1f;
+    PFNGLVERTEXATTRIB1FVPROC vertexAttrib1fv;
+    PFNGLVERTEXATTRIB1SPROC vertexAttrib1s;
+    PFNGLVERTEXATTRIB1SVPROC vertexAttrib1sv;
+    PFNGLVERTEXATTRIB2DPROC vertexAttrib2d;
+    PFNGLVERTEXATTRIB2DVPROC vertexAttrib2dv;
+    PFNGLVERTEXATTRIB2FPROC vertexAttrib2f;
+    PFNGLVERTEXATTRIB2FVPROC vertexAttrib2fv;
+    PFNGLVERTEXATTRIB2SPROC vertexAttrib2s;
+    PFNGLVERTEXATTRIB2SVPROC vertexAttrib2sv;
+    PFNGLVERTEXATTRIB3DPROC vertexAttrib3d;
+    PFNGLVERTEXATTRIB3DVPROC vertexAttrib3dv;
+    PFNGLVERTEXATTRIB3FPROC vertexAttrib3f;
+    PFNGLVERTEXATTRIB3FVPROC vertexAttrib3fv;
+    PFNGLVERTEXATTRIB3SPROC vertexAttrib3s;
+    PFNGLVERTEXATTRIB3SVPROC vertexAttrib3sv;
+    PFNGLVERTEXATTRIB4NBVPROC vertexAttrib4Nbv;
+    PFNGLVERTEXATTRIB4NIVPROC vertexAttrib4Niv;
+    PFNGLVERTEXATTRIB4NSVPROC vertexAttrib4Nsv;
+    PFNGLVERTEXATTRIB4NUBPROC vertexAttrib4Nub;
+    PFNGLVERTEXATTRIB4NUBVPROC vertexAttrib4Nubv;
+    PFNGLVERTEXATTRIB4NUIVPROC vertexAttrib4Nuiv;
+    PFNGLVERTEXATTRIB4NUSVPROC vertexAttrib4Nusv;
+    PFNGLVERTEXATTRIB4BVPROC vertexAttrib4bv;
+    PFNGLVERTEXATTRIB4DPROC vertexAttrib4d;
+    PFNGLVERTEXATTRIB4DVPROC vertexAttrib4dv;
+    PFNGLVERTEXATTRIB4FPROC vertexAttrib4f;
+    PFNGLVERTEXATTRIB4FVPROC vertexAttrib4fv;
+    PFNGLVERTEXATTRIB4IVPROC vertexAttrib4iv;
+    PFNGLVERTEXATTRIB4SPROC vertexAttrib4s;
+    PFNGLVERTEXATTRIB4SVPROC vertexAttrib4sv;
+    PFNGLVERTEXATTRIB4UBVPROC vertexAttrib4ubv;
+    PFNGLVERTEXATTRIB4UIVPROC vertexAttrib4uiv;
+    PFNGLVERTEXATTRIB4USVPROC vertexAttrib4usv;
+    PFNGLVERTEXATTRIBPOINTERPROC vertexAttribPointer;
+
+    // 2.1
+    PFNGLUNIFORMMATRIX2X3FVPROC uniformMatrix2x3fv;
+    PFNGLUNIFORMMATRIX2X4FVPROC uniformMatrix2x4fv;
+    PFNGLUNIFORMMATRIX3X2FVPROC uniformMatrix3x2fv;
+    PFNGLUNIFORMMATRIX3X4FVPROC uniformMatrix3x4fv;
+    PFNGLUNIFORMMATRIX4X2FVPROC uniformMatrix4x2fv;
+    PFNGLUNIFORMMATRIX4X3FVPROC uniformMatrix4x3fv;
+
+    // 3.0
+    PFNGLBEGINCONDITIONALRENDERPROC beginConditionalRender;
+    PFNGLBEGINTRANSFORMFEEDBACKPROC beginTransformFeedback;
+    PFNGLBINDBUFFERBASEPROC bindBufferBase;
+    PFNGLBINDBUFFERRANGEPROC bindBufferRange;
+    PFNGLBINDFRAGDATALOCATIONPROC bindFragDataLocation;
+    PFNGLBINDFRAMEBUFFERPROC bindFramebuffer;
+    PFNGLBINDRENDERBUFFERPROC bindRenderbuffer;
+    PFNGLBINDVERTEXARRAYPROC bindVertexArray;
+    PFNGLBLITFRAMEBUFFERPROC blitFramebuffer;
+    PFNGLCHECKFRAMEBUFFERSTATUSPROC checkFramebufferStatus;
+    PFNGLCLAMPCOLORPROC clampColor;
+    PFNGLCLEARBUFFERFIPROC clearBufferfi;
+    PFNGLCLEARBUFFERFVPROC clearBufferfv;
+    PFNGLCLEARBUFFERIVPROC clearBufferiv;
+    PFNGLCLEARBUFFERUIVPROC clearBufferuiv;
+    PFNGLCOLORMASKIPROC colorMaski;
+    PFNGLDELETEFRAMEBUFFERSPROC deleteFramebuffers;
+    PFNGLDELETERENDERBUFFERSPROC deleteRenderbuffers;
+    PFNGLDELETEVERTEXARRAYSPROC deleteVertexArrays;
+    PFNGLDISABLEIPROC disablei;
+    PFNGLENABLEIPROC enablei;
+    PFNGLENDCONDITIONALRENDERPROC endConditionalRender;
+    PFNGLENDTRANSFORMFEEDBACKPROC endTransformFeedback;
+    PFNGLFLUSHMAPPEDBUFFERRANGEPROC flushMappedBufferRange;
+    PFNGLFRAMEBUFFERRENDERBUFFERPROC framebufferRenderbuffer;
+    PFNGLFRAMEBUFFERTEXTURE1DPROC framebufferTexture1D;
+    PFNGLFRAMEBUFFERTEXTURE2DPROC framebufferTexture2D;
+    PFNGLFRAMEBUFFERTEXTURE3DPROC framebufferTexture3D;
+    PFNGLFRAMEBUFFERTEXTURELAYERPROC framebufferTextureLayer;
+    PFNGLGENFRAMEBUFFERSPROC genFramebuffers;
+    PFNGLGENRENDERBUFFERSPROC genRenderbuffers;
+    PFNGLGENVERTEXARRAYSPROC genVertexArrays;
+    PFNGLGENERATEMIPMAPPROC generateMipmap;
+    PFNGLGETBOOLEANI_VPROC getBooleani_v;
+    PFNGLGETFRAGDATALOCATIONPROC getFragDataLocation;
+    PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC getFramebufferAttachmentParameteriv;
+    PFNGLGETINTEGERI_VPROC getIntegeri_v;
+    PFNGLGETRENDERBUFFERPARAMETERIVPROC getRenderbufferParameteriv;
+    PFNGLGETSTRINGIPROC getStringi;
+    PFNGLGETTEXPARAMETERIIVPROC getTexParameterIiv;
+    PFNGLGETTEXPARAMETERIUIVPROC getTexParameterIuiv;
+    PFNGLGETTRANSFORMFEEDBACKVARYINGPROC getTransformFeedbackVarying;
+    PFNGLGETUNIFORMUIVPROC getUniformuiv;
+    PFNGLGETVERTEXATTRIBIIVPROC getVertexAttribIiv;
+    PFNGLGETVERTEXATTRIBIUIVPROC getVertexAttribIuiv;
+    PFNGLISENABLEDIPROC isEnabledi;
+    PFNGLISFRAMEBUFFERPROC isFramebuffer;
+    PFNGLISRENDERBUFFERPROC isRenderbuffer;
+    PFNGLISVERTEXARRAYPROC isVertexArray;
+    PFNGLMAPBUFFERRANGEPROC mapBufferRange;
+    PFNGLRENDERBUFFERSTORAGEPROC renderbufferStorage;
+    PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC renderbufferStorageMultisample;
+    PFNGLTEXPARAMETERIIVPROC texParameterIiv;
+    PFNGLTEXPARAMETERIUIVPROC texParameterIuiv;
+    PFNGLTRANSFORMFEEDBACKVARYINGSPROC transformFeedbackVaryings;
+    PFNGLUNIFORM1UIPROC uniform1ui;
+    PFNGLUNIFORM1UIVPROC uniform1uiv;
+    PFNGLUNIFORM2UIPROC uniform2ui;
+    PFNGLUNIFORM2UIVPROC uniform2uiv;
+    PFNGLUNIFORM3UIPROC uniform3ui;
+    PFNGLUNIFORM3UIVPROC uniform3uiv;
+    PFNGLUNIFORM4UIPROC uniform4ui;
+    PFNGLUNIFORM4UIVPROC uniform4uiv;
+    PFNGLVERTEXATTRIBI1IPROC vertexAttribI1i;
+    PFNGLVERTEXATTRIBI1IVPROC vertexAttribI1iv;
+    PFNGLVERTEXATTRIBI1UIPROC vertexAttribI1ui;
+    PFNGLVERTEXATTRIBI1UIVPROC vertexAttribI1uiv;
+    PFNGLVERTEXATTRIBI2IPROC vertexAttribI2i;
+    PFNGLVERTEXATTRIBI2IVPROC vertexAttribI2iv;
+    PFNGLVERTEXATTRIBI2UIPROC vertexAttribI2ui;
+    PFNGLVERTEXATTRIBI2UIVPROC vertexAttribI2uiv;
+    PFNGLVERTEXATTRIBI3IPROC vertexAttribI3i;
+    PFNGLVERTEXATTRIBI3IVPROC vertexAttribI3iv;
+    PFNGLVERTEXATTRIBI3UIPROC vertexAttribI3ui;
+    PFNGLVERTEXATTRIBI3UIVPROC vertexAttribI3uiv;
+    PFNGLVERTEXATTRIBI4BVPROC vertexAttribI4bv;
+    PFNGLVERTEXATTRIBI4IPROC vertexAttribI4i;
+    PFNGLVERTEXATTRIBI4IVPROC vertexAttribI4iv;
+    PFNGLVERTEXATTRIBI4SVPROC vertexAttribI4sv;
+    PFNGLVERTEXATTRIBI4UBVPROC vertexAttribI4ubv;
+    PFNGLVERTEXATTRIBI4UIPROC vertexAttribI4ui;
+    PFNGLVERTEXATTRIBI4UIVPROC vertexAttribI4uiv;
+    PFNGLVERTEXATTRIBI4USVPROC vertexAttribI4usv;
+    PFNGLVERTEXATTRIBIPOINTERPROC vertexAttribIPointer;
+
+    // 3.1
+    PFNGLCOPYBUFFERSUBDATAPROC copyBufferSubData;
+    PFNGLDRAWARRAYSINSTANCEDPROC drawArraysInstanced;
+    PFNGLDRAWELEMENTSINSTANCEDPROC drawElementsInstanced;
+    PFNGLGETACTIVEUNIFORMBLOCKNAMEPROC getActiveUniformBlockName;
+    PFNGLGETACTIVEUNIFORMBLOCKIVPROC getActiveUniformBlockiv;
+    PFNGLGETACTIVEUNIFORMNAMEPROC getActiveUniformName;
+    PFNGLGETACTIVEUNIFORMSIVPROC getActiveUniformsiv;
+    PFNGLGETUNIFORMBLOCKINDEXPROC getUniformBlockIndex;
+    PFNGLGETUNIFORMINDICESPROC getUniformIndices;
+    PFNGLPRIMITIVERESTARTINDEXPROC primitiveRestartIndex;
+    PFNGLTEXBUFFERPROC texBuffer;
+    PFNGLUNIFORMBLOCKBINDINGPROC uniformBlockBinding;
+
+    // 3.2
+    PFNGLCLIENTWAITSYNCPROC clientWaitSync;
+    PFNGLDELETESYNCPROC deleteSync;
+    PFNGLDRAWELEMENTSBASEVERTEXPROC drawElementsBaseVertex;
+    PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXPROC drawElementsInstancedBaseVertex;
+    PFNGLDRAWRANGEELEMENTSBASEVERTEXPROC drawRangeElementsBaseVertex;
+    PFNGLFENCESYNCPROC fenceSync;
+    PFNGLFRAMEBUFFERTEXTUREPROC framebufferTexture;
+    PFNGLGETBUFFERPARAMETERI64VPROC getBufferParameteri64v;
+    PFNGLGETINTEGER64I_VPROC getInteger64i_v;
+    PFNGLGETINTEGER64VPROC getInteger64v;
+    PFNGLGETMULTISAMPLEFVPROC getMultisamplefv;
+    PFNGLGETSYNCIVPROC getSynciv;
+    PFNGLISSYNCPROC isSync;
+    PFNGLMULTIDRAWELEMENTSBASEVERTEXPROC multiDrawElementsBaseVertex;
+    PFNGLPROVOKINGVERTEXPROC provokingVertex;
+    PFNGLSAMPLEMASKIPROC sampleMaski;
+    PFNGLTEXIMAGE2DMULTISAMPLEPROC texImage2DMultisample;
+    PFNGLTEXIMAGE3DMULTISAMPLEPROC texImage3DMultisample;
+    PFNGLWAITSYNCPROC waitSync;
+
+    // 3.3
+    PFNGLBINDFRAGDATALOCATIONINDEXEDPROC bindFragDataLocationIndexed;
+    PFNGLBINDSAMPLERPROC bindSampler;
+    PFNGLDELETESAMPLERSPROC deleteSamplers;
+    PFNGLGENSAMPLERSPROC genSamplers;
+    PFNGLGETFRAGDATAINDEXPROC getFragDataIndex;
+    PFNGLGETQUERYOBJECTI64VPROC getQueryObjecti64v;
+    PFNGLGETQUERYOBJECTUI64VPROC getQueryObjectui64v;
+    PFNGLGETSAMPLERPARAMETERIIVPROC getSamplerParameterIiv;
+    PFNGLGETSAMPLERPARAMETERIUIVPROC getSamplerParameterIuiv;
+    PFNGLGETSAMPLERPARAMETERFVPROC getSamplerParameterfv;
+    PFNGLGETSAMPLERPARAMETERIVPROC getSamplerParameteriv;
+    PFNGLISSAMPLERPROC isSampler;
+    PFNGLQUERYCOUNTERPROC queryCounter;
+    PFNGLSAMPLERPARAMETERIIVPROC samplerParameterIiv;
+    PFNGLSAMPLERPARAMETERIUIVPROC samplerParameterIuiv;
+    PFNGLSAMPLERPARAMETERFPROC samplerParameterf;
+    PFNGLSAMPLERPARAMETERFVPROC samplerParameterfv;
+    PFNGLSAMPLERPARAMETERIPROC samplerParameteri;
+    PFNGLSAMPLERPARAMETERIVPROC samplerParameteriv;
+    PFNGLVERTEXATTRIBDIVISORPROC vertexAttribDivisor;
+    PFNGLVERTEXATTRIBP1UIPROC vertexAttribP1ui;
+    PFNGLVERTEXATTRIBP1UIVPROC vertexAttribP1uiv;
+    PFNGLVERTEXATTRIBP2UIPROC vertexAttribP2ui;
+    PFNGLVERTEXATTRIBP2UIVPROC vertexAttribP2uiv;
+    PFNGLVERTEXATTRIBP3UIPROC vertexAttribP3ui;
+    PFNGLVERTEXATTRIBP3UIVPROC vertexAttribP3uiv;
+    PFNGLVERTEXATTRIBP4UIPROC vertexAttribP4ui;
+    PFNGLVERTEXATTRIBP4UIVPROC vertexAttribP4uiv;
+
+    // 4.0
+    PFNGLBEGINQUERYINDEXEDPROC beginQueryIndexed;
+    PFNGLBINDTRANSFORMFEEDBACKPROC bindTransformFeedback;
+    PFNGLBLENDEQUATIONSEPARATEIPROC blendEquationSeparatei;
+    PFNGLBLENDEQUATIONIPROC blendEquationi;
+    PFNGLBLENDFUNCSEPARATEIPROC blendFuncSeparatei;
+    PFNGLBLENDFUNCIPROC blendFunci;
+    PFNGLDELETETRANSFORMFEEDBACKSPROC deleteTransformFeedbacks;
+    PFNGLDRAWARRAYSINDIRECTPROC drawArraysIndirect;
+    PFNGLDRAWELEMENTSINDIRECTPROC drawElementsIndirect;
+    PFNGLDRAWTRANSFORMFEEDBACKPROC drawTransformFeedback;
+    PFNGLDRAWTRANSFORMFEEDBACKSTREAMPROC drawTransformFeedbackStream;
+    PFNGLENDQUERYINDEXEDPROC endQueryIndexed;
+    PFNGLGENTRANSFORMFEEDBACKSPROC genTransformFeedbacks;
+    PFNGLGETACTIVESUBROUTINENAMEPROC getActiveSubroutineName;
+    PFNGLGETACTIVESUBROUTINEUNIFORMNAMEPROC getActiveSubroutineUniformName;
+    PFNGLGETACTIVESUBROUTINEUNIFORMIVPROC getActiveSubroutineUniformiv;
+    PFNGLGETPROGRAMSTAGEIVPROC getProgramStageiv;
+    PFNGLGETQUERYINDEXEDIVPROC getQueryIndexediv;
+    PFNGLGETSUBROUTINEINDEXPROC getSubroutineIndex;
+    PFNGLGETSUBROUTINEUNIFORMLOCATIONPROC getSubroutineUniformLocation;
+    PFNGLGETUNIFORMSUBROUTINEUIVPROC getUniformSubroutineuiv;
+    PFNGLGETUNIFORMDVPROC getUniformdv;
+    PFNGLISTRANSFORMFEEDBACKPROC isTransformFeedback;
+    PFNGLMINSAMPLESHADINGPROC minSampleShading;
+    PFNGLPATCHPARAMETERFVPROC patchParameterfv;
+    PFNGLPATCHPARAMETERIPROC patchParameteri;
+    PFNGLPAUSETRANSFORMFEEDBACKPROC pauseTransformFeedback;
+    PFNGLRESUMETRANSFORMFEEDBACKPROC resumeTransformFeedback;
+    PFNGLUNIFORM1DPROC uniform1d;
+    PFNGLUNIFORM1DVPROC uniform1dv;
+    PFNGLUNIFORM2DPROC uniform2d;
+    PFNGLUNIFORM2DVPROC uniform2dv;
+    PFNGLUNIFORM3DPROC uniform3d;
+    PFNGLUNIFORM3DVPROC uniform3dv;
+    PFNGLUNIFORM4DPROC uniform4d;
+    PFNGLUNIFORM4DVPROC uniform4dv;
+    PFNGLUNIFORMMATRIX2DVPROC uniformMatrix2dv;
+    PFNGLUNIFORMMATRIX2X3DVPROC uniformMatrix2x3dv;
+    PFNGLUNIFORMMATRIX2X4DVPROC uniformMatrix2x4dv;
+    PFNGLUNIFORMMATRIX3DVPROC uniformMatrix3dv;
+    PFNGLUNIFORMMATRIX3X2DVPROC uniformMatrix3x2dv;
+    PFNGLUNIFORMMATRIX3X4DVPROC uniformMatrix3x4dv;
+    PFNGLUNIFORMMATRIX4DVPROC uniformMatrix4dv;
+    PFNGLUNIFORMMATRIX4X2DVPROC uniformMatrix4x2dv;
+    PFNGLUNIFORMMATRIX4X3DVPROC uniformMatrix4x3dv;
+    PFNGLUNIFORMSUBROUTINESUIVPROC uniformSubroutinesuiv;
+
+    // 4.1
+    PFNGLACTIVESHADERPROGRAMPROC activeShaderProgram;
+    PFNGLBINDPROGRAMPIPELINEPROC bindProgramPipeline;
+    PFNGLCLEARDEPTHFPROC clearDepthf;
+    PFNGLCREATESHADERPROGRAMVPROC createShaderProgramv;
+    PFNGLDELETEPROGRAMPIPELINESPROC deleteProgramPipelines;
+    PFNGLDEPTHRANGEARRAYVPROC depthRangeArrayv;
+    PFNGLDEPTHRANGEINDEXEDPROC depthRangeIndexed;
+    PFNGLDEPTHRANGEFPROC depthRangef;
+    PFNGLGENPROGRAMPIPELINESPROC genProgramPipelines;
+    PFNGLGETDOUBLEI_VPROC getDoublei_v;
+    PFNGLGETFLOATI_VPROC getFloati_v;
+    PFNGLGETPROGRAMBINARYPROC getProgramBinary;
+    PFNGLGETPROGRAMPIPELINEINFOLOGPROC getProgramPipelineInfoLog;
+    PFNGLGETPROGRAMPIPELINEIVPROC getProgramPipelineiv;
+    PFNGLGETSHADERPRECISIONFORMATPROC getShaderPrecisionFormat;
+    PFNGLGETVERTEXATTRIBLDVPROC getVertexAttribLdv;
+    PFNGLISPROGRAMPIPELINEPROC isProgramPipeline;
+    PFNGLPROGRAMBINARYPROC programBinary;
+    PFNGLPROGRAMPARAMETERIPROC programParameteri;
+    PFNGLPROGRAMUNIFORM1DPROC programUniform1d;
+    PFNGLPROGRAMUNIFORM1DVPROC programUniform1dv;
+    PFNGLPROGRAMUNIFORM1FPROC programUniform1f;
+    PFNGLPROGRAMUNIFORM1FVPROC programUniform1fv;
+    PFNGLPROGRAMUNIFORM1IPROC programUniform1i;
+    PFNGLPROGRAMUNIFORM1IVPROC programUniform1iv;
+    PFNGLPROGRAMUNIFORM1UIPROC programUniform1ui;
+    PFNGLPROGRAMUNIFORM1UIVPROC programUniform1uiv;
+    PFNGLPROGRAMUNIFORM2DPROC programUniform2d;
+    PFNGLPROGRAMUNIFORM2DVPROC programUniform2dv;
+    PFNGLPROGRAMUNIFORM2FPROC programUniform2f;
+    PFNGLPROGRAMUNIFORM2FVPROC programUniform2fv;
+    PFNGLPROGRAMUNIFORM2IPROC programUniform2i;
+    PFNGLPROGRAMUNIFORM2IVPROC programUniform2iv;
+    PFNGLPROGRAMUNIFORM2UIPROC programUniform2ui;
+    PFNGLPROGRAMUNIFORM2UIVPROC programUniform2uiv;
+    PFNGLPROGRAMUNIFORM3DPROC programUniform3d;
+    PFNGLPROGRAMUNIFORM3DVPROC programUniform3dv;
+    PFNGLPROGRAMUNIFORM3FPROC programUniform3f;
+    PFNGLPROGRAMUNIFORM3FVPROC programUniform3fv;
+    PFNGLPROGRAMUNIFORM3IPROC programUniform3i;
+    PFNGLPROGRAMUNIFORM3IVPROC programUniform3iv;
+    PFNGLPROGRAMUNIFORM3UIPROC programUniform3ui;
+    PFNGLPROGRAMUNIFORM3UIVPROC programUniform3uiv;
+    PFNGLPROGRAMUNIFORM4DPROC programUniform4d;
+    PFNGLPROGRAMUNIFORM4DVPROC programUniform4dv;
+    PFNGLPROGRAMUNIFORM4FPROC programUniform4f;
+    PFNGLPROGRAMUNIFORM4FVPROC programUniform4fv;
+    PFNGLPROGRAMUNIFORM4IPROC programUniform4i;
+    PFNGLPROGRAMUNIFORM4IVPROC programUniform4iv;
+    PFNGLPROGRAMUNIFORM4UIPROC programUniform4ui;
+    PFNGLPROGRAMUNIFORM4UIVPROC programUniform4uiv;
+    PFNGLPROGRAMUNIFORMMATRIX2DVPROC programUniformMatrix2dv;
+    PFNGLPROGRAMUNIFORMMATRIX2FVPROC programUniformMatrix2fv;
+    PFNGLPROGRAMUNIFORMMATRIX2X3DVPROC programUniformMatrix2x3dv;
+    PFNGLPROGRAMUNIFORMMATRIX2X3FVPROC programUniformMatrix2x3fv;
+    PFNGLPROGRAMUNIFORMMATRIX2X4DVPROC programUniformMatrix2x4dv;
+    PFNGLPROGRAMUNIFORMMATRIX2X4FVPROC programUniformMatrix2x4fv;
+    PFNGLPROGRAMUNIFORMMATRIX3DVPROC programUniformMatrix3dv;
+    PFNGLPROGRAMUNIFORMMATRIX3FVPROC programUniformMatrix3fv;
+    PFNGLPROGRAMUNIFORMMATRIX3X2DVPROC programUniformMatrix3x2dv;
+    PFNGLPROGRAMUNIFORMMATRIX3X2FVPROC programUniformMatrix3x2fv;
+    PFNGLPROGRAMUNIFORMMATRIX3X4DVPROC programUniformMatrix3x4dv;
+    PFNGLPROGRAMUNIFORMMATRIX3X4FVPROC programUniformMatrix3x4fv;
+    PFNGLPROGRAMUNIFORMMATRIX4DVPROC programUniformMatrix4dv;
+    PFNGLPROGRAMUNIFORMMATRIX4FVPROC programUniformMatrix4fv;
+    PFNGLPROGRAMUNIFORMMATRIX4X2DVPROC programUniformMatrix4x2dv;
+    PFNGLPROGRAMUNIFORMMATRIX4X2FVPROC programUniformMatrix4x2fv;
+    PFNGLPROGRAMUNIFORMMATRIX4X3DVPROC programUniformMatrix4x3dv;
+    PFNGLPROGRAMUNIFORMMATRIX4X3FVPROC programUniformMatrix4x3fv;
+    PFNGLRELEASESHADERCOMPILERPROC releaseShaderCompiler;
+    PFNGLSCISSORARRAYVPROC scissorArrayv;
+    PFNGLSCISSORINDEXEDPROC scissorIndexed;
+    PFNGLSCISSORINDEXEDVPROC scissorIndexedv;
+    PFNGLSHADERBINARYPROC shaderBinary;
+    PFNGLUSEPROGRAMSTAGESPROC useProgramStages;
+    PFNGLVALIDATEPROGRAMPIPELINEPROC validateProgramPipeline;
+    PFNGLVERTEXATTRIBL1DPROC vertexAttribL1d;
+    PFNGLVERTEXATTRIBL1DVPROC vertexAttribL1dv;
+    PFNGLVERTEXATTRIBL2DPROC vertexAttribL2d;
+    PFNGLVERTEXATTRIBL2DVPROC vertexAttribL2dv;
+    PFNGLVERTEXATTRIBL3DPROC vertexAttribL3d;
+    PFNGLVERTEXATTRIBL3DVPROC vertexAttribL3dv;
+    PFNGLVERTEXATTRIBL4DPROC vertexAttribL4d;
+    PFNGLVERTEXATTRIBL4DVPROC vertexAttribL4dv;
+    PFNGLVERTEXATTRIBLPOINTERPROC vertexAttribLPointer;
+    PFNGLVIEWPORTARRAYVPROC viewportArrayv;
+    PFNGLVIEWPORTINDEXEDFPROC viewportIndexedf;
+    PFNGLVIEWPORTINDEXEDFVPROC viewportIndexedfv;
+
+    // 4.2
+    PFNGLBINDIMAGETEXTUREPROC bindImageTexture;
+    PFNGLDRAWARRAYSINSTANCEDBASEINSTANCEPROC drawArraysInstancedBaseInstance;
+    PFNGLDRAWELEMENTSINSTANCEDBASEINSTANCEPROC drawElementsInstancedBaseInstance;
+    PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEPROC drawElementsInstancedBaseVertexBaseInstance;
+    PFNGLDRAWTRANSFORMFEEDBACKINSTANCEDPROC drawTransformFeedbackInstanced;
+    PFNGLDRAWTRANSFORMFEEDBACKSTREAMINSTANCEDPROC drawTransformFeedbackStreamInstanced;
+    PFNGLGETACTIVEATOMICCOUNTERBUFFERIVPROC getActiveAtomicCounterBufferiv;
+    PFNGLGETINTERNALFORMATIVPROC getInternalformativ;
+    PFNGLMEMORYBARRIERPROC memoryBarrier;
+    PFNGLTEXSTORAGE1DPROC texStorage1D;
+    PFNGLTEXSTORAGE2DPROC texStorage2D;
+    PFNGLTEXSTORAGE3DPROC texStorage3D;
+
+    // 4.3
+    PFNGLBINDVERTEXBUFFERPROC bindVertexBuffer;
+    PFNGLCLEARBUFFERDATAPROC clearBufferData;
+    PFNGLCLEARBUFFERSUBDATAPROC clearBufferSubData;
+    PFNGLCOPYIMAGESUBDATAPROC copyImageSubData;
+    PFNGLDEBUGMESSAGECALLBACKPROC debugMessageCallback;
+    PFNGLDEBUGMESSAGECONTROLPROC debugMessageControl;
+    PFNGLDEBUGMESSAGEINSERTPROC debugMessageInsert;
+    PFNGLDISPATCHCOMPUTEPROC dispatchCompute;
+    PFNGLDISPATCHCOMPUTEINDIRECTPROC dispatchComputeIndirect;
+    PFNGLFRAMEBUFFERPARAMETERIPROC framebufferParameteri;
+    PFNGLGETDEBUGMESSAGELOGPROC getDebugMessageLog;
+    PFNGLGETFRAMEBUFFERPARAMETERIVPROC getFramebufferParameteriv;
+    PFNGLGETINTERNALFORMATI64VPROC getInternalformati64v;
+    PFNGLGETOBJECTLABELPROC getObjectLabel;
+    PFNGLGETOBJECTPTRLABELPROC getObjectPtrLabel;
+    PFNGLGETPROGRAMINTERFACEIVPROC getProgramInterfaceiv;
+    PFNGLGETPROGRAMRESOURCEINDEXPROC getProgramResourceIndex;
+    PFNGLGETPROGRAMRESOURCELOCATIONPROC getProgramResourceLocation;
+    PFNGLGETPROGRAMRESOURCELOCATIONINDEXPROC getProgramResourceLocationIndex;
+    PFNGLGETPROGRAMRESOURCENAMEPROC getProgramResourceName;
+    PFNGLGETPROGRAMRESOURCEIVPROC getProgramResourceiv;
+    PFNGLINVALIDATEBUFFERDATAPROC invalidateBufferData;
+    PFNGLINVALIDATEBUFFERSUBDATAPROC invalidateBufferSubData;
+    PFNGLINVALIDATEFRAMEBUFFERPROC invalidateFramebuffer;
+    PFNGLINVALIDATESUBFRAMEBUFFERPROC invalidateSubFramebuffer;
+    PFNGLINVALIDATETEXIMAGEPROC invalidateTexImage;
+    PFNGLINVALIDATETEXSUBIMAGEPROC invalidateTexSubImage;
+    PFNGLMULTIDRAWARRAYSINDIRECTPROC multiDrawArraysIndirect;
+    PFNGLMULTIDRAWELEMENTSINDIRECTPROC multiDrawElementsIndirect;
+    PFNGLOBJECTLABELPROC objectLabel;
+    PFNGLOBJECTPTRLABELPROC objectPtrLabel;
+    PFNGLPOPDEBUGGROUPPROC popDebugGroup;
+    PFNGLPUSHDEBUGGROUPPROC pushDebugGroup;
+    PFNGLSHADERSTORAGEBLOCKBINDINGPROC shaderStorageBlockBinding;
+    PFNGLTEXBUFFERRANGEPROC texBufferRange;
+    PFNGLTEXSTORAGE2DMULTISAMPLEPROC texStorage2DMultisample;
+    PFNGLTEXSTORAGE3DMULTISAMPLEPROC texStorage3DMultisample;
+    PFNGLTEXTUREVIEWPROC textureView;
+    PFNGLVERTEXATTRIBBINDINGPROC vertexAttribBinding;
+    PFNGLVERTEXATTRIBFORMATPROC vertexAttribFormat;
+    PFNGLVERTEXATTRIBIFORMATPROC vertexAttribIFormat;
+    PFNGLVERTEXATTRIBLFORMATPROC vertexAttribLFormat;
+    PFNGLVERTEXBINDINGDIVISORPROC vertexBindingDivisor;
+
+    // 4.4
+    PFNGLBINDBUFFERSBASEPROC bindBuffersBase;
+    PFNGLBINDBUFFERSRANGEPROC bindBuffersRange;
+    PFNGLBINDIMAGETEXTURESPROC bindImageTextures;
+    PFNGLBINDSAMPLERSPROC bindSamplers;
+    PFNGLBINDTEXTURESPROC bindTextures;
+    PFNGLBINDVERTEXBUFFERSPROC bindVertexBuffers;
+    PFNGLBUFFERSTORAGEPROC bufferStorage;
+    PFNGLCLEARTEXIMAGEPROC clearTexImage;
+    PFNGLCLEARTEXSUBIMAGEPROC clearTexSubImage;
+
+    // 4.5
+    PFNGLBINDTEXTUREUNITPROC bindTextureUnit;
+    PFNGLBLITNAMEDFRAMEBUFFERPROC blitNamedFramebuffer;
+    PFNGLCHECKNAMEDFRAMEBUFFERSTATUSPROC checkNamedFramebufferStatus;
+    PFNGLCLEARNAMEDBUFFERDATAPROC clearNamedBufferData;
+    PFNGLCLEARNAMEDBUFFERSUBDATAPROC clearNamedBufferSubData;
+    PFNGLCLEARNAMEDFRAMEBUFFERFIPROC clearNamedFramebufferfi;
+    PFNGLCLEARNAMEDFRAMEBUFFERFVPROC clearNamedFramebufferfv;
+    PFNGLCLEARNAMEDFRAMEBUFFERIVPROC clearNamedFramebufferiv;
+    PFNGLCLEARNAMEDFRAMEBUFFERUIVPROC clearNamedFramebufferuiv;
+    PFNGLCLIPCONTROLPROC clipControl;
+    PFNGLCOMPRESSEDTEXTURESUBIMAGE1DPROC compressedTextureSubImage1D;
+    PFNGLCOMPRESSEDTEXTURESUBIMAGE2DPROC compressedTextureSubImage2D;
+    PFNGLCOMPRESSEDTEXTURESUBIMAGE3DPROC compressedTextureSubImage3D;
+    PFNGLCOPYNAMEDBUFFERSUBDATAPROC copyNamedBufferSubData;
+    PFNGLCOPYTEXTURESUBIMAGE1DPROC copyTextureSubImage1D;
+    PFNGLCOPYTEXTURESUBIMAGE2DPROC copyTextureSubImage2D;
+    PFNGLCOPYTEXTURESUBIMAGE3DPROC copyTextureSubImage3D;
+    PFNGLCREATEBUFFERSPROC createBuffers;
+    PFNGLCREATEFRAMEBUFFERSPROC createFramebuffers;
+    PFNGLCREATEPROGRAMPIPELINESPROC createProgramPipelines;
+    PFNGLCREATEQUERIESPROC createQueries;
+    PFNGLCREATERENDERBUFFERSPROC createRenderbuffers;
+    PFNGLCREATESAMPLERSPROC createSamplers;
+    PFNGLCREATETEXTURESPROC createTextures;
+    PFNGLCREATETRANSFORMFEEDBACKSPROC createTransformFeedbacks;
+    PFNGLCREATEVERTEXARRAYSPROC createVertexArrays;
+    PFNGLDISABLEVERTEXARRAYATTRIBPROC disableVertexArrayAttrib;
+    PFNGLENABLEVERTEXARRAYATTRIBPROC enableVertexArrayAttrib;
+    PFNGLFLUSHMAPPEDNAMEDBUFFERRANGEPROC flushMappedNamedBufferRange;
+    PFNGLGENERATETEXTUREMIPMAPPROC generateTextureMipmap;
+    PFNGLGETCOMPRESSEDTEXTUREIMAGEPROC getCompressedTextureImage;
+    PFNGLGETCOMPRESSEDTEXTURESUBIMAGEPROC getCompressedTextureSubImage;
+    PFNGLGETGRAPHICSRESETSTATUSPROC getGraphicsResetStatus;
+    PFNGLGETNAMEDBUFFERPARAMETERI64VPROC getNamedBufferParameteri64v;
+    PFNGLGETNAMEDBUFFERPARAMETERIVPROC getNamedBufferParameteriv;
+    PFNGLGETNAMEDBUFFERPOINTERVPROC getNamedBufferPointerv;
+    PFNGLGETNAMEDBUFFERSUBDATAPROC getNamedBufferSubData;
+    PFNGLGETNAMEDFRAMEBUFFERATTACHMENTPARAMETERIVPROC getNamedFramebufferAttachmentParameteriv;
+    PFNGLGETNAMEDFRAMEBUFFERPARAMETERIVPROC getNamedFramebufferParameteriv;
+    PFNGLGETNAMEDRENDERBUFFERPARAMETERIVPROC getNamedRenderbufferParameteriv;
+    PFNGLGETQUERYBUFFEROBJECTI64VPROC getQueryBufferObjecti64v;
+    PFNGLGETQUERYBUFFEROBJECTIVPROC getQueryBufferObjectiv;
+    PFNGLGETQUERYBUFFEROBJECTUI64VPROC getQueryBufferObjectui64v;
+    PFNGLGETQUERYBUFFEROBJECTUIVPROC getQueryBufferObjectuiv;
+    PFNGLGETTEXTUREIMAGEPROC getTextureImage;
+    PFNGLGETTEXTURELEVELPARAMETERFVPROC getTextureLevelParameterfv;
+    PFNGLGETTEXTURELEVELPARAMETERIVPROC getTextureLevelParameteriv;
+    PFNGLGETTEXTUREPARAMETERIIVPROC getTextureParameterIiv;
+    PFNGLGETTEXTUREPARAMETERIUIVPROC getTextureParameterIuiv;
+    PFNGLGETTEXTUREPARAMETERFVPROC getTextureParameterfv;
+    PFNGLGETTEXTUREPARAMETERIVPROC getTextureParameteriv;
+    PFNGLGETTEXTURESUBIMAGEPROC getTextureSubImage;
+    PFNGLGETTRANSFORMFEEDBACKI64_VPROC getTransformFeedbacki64_v;
+    PFNGLGETTRANSFORMFEEDBACKI_VPROC getTransformFeedbacki_v;
+    PFNGLGETTRANSFORMFEEDBACKIVPROC getTransformFeedbackiv;
+    PFNGLGETVERTEXARRAYINDEXED64IVPROC getVertexArrayIndexed64iv;
+    PFNGLGETVERTEXARRAYINDEXEDIVPROC getVertexArrayIndexediv;
+    PFNGLGETVERTEXARRAYIVPROC getVertexArrayiv;
+    PFNGLGETNCOMPRESSEDTEXIMAGEPROC getnCompressedTexImage;
+    PFNGLGETNTEXIMAGEPROC getnTexImage;
+    PFNGLGETNUNIFORMDVPROC getnUniformdv;
+    PFNGLGETNUNIFORMFVPROC getnUniformfv;
+    PFNGLGETNUNIFORMIVPROC getnUniformiv;
+    PFNGLGETNUNIFORMUIVPROC getnUniformuiv;
+    PFNGLINVALIDATENAMEDFRAMEBUFFERDATAPROC invalidateNamedFramebufferData;
+    PFNGLINVALIDATENAMEDFRAMEBUFFERSUBDATAPROC invalidateNamedFramebufferSubData;
+    PFNGLMAPNAMEDBUFFERPROC mapNamedBuffer;
+    PFNGLMAPNAMEDBUFFERRANGEPROC mapNamedBufferRange;
+    PFNGLMEMORYBARRIERBYREGIONPROC memoryBarrierByRegion;
+    PFNGLNAMEDBUFFERDATAPROC namedBufferData;
+    PFNGLNAMEDBUFFERSTORAGEPROC namedBufferStorage;
+    PFNGLNAMEDBUFFERSUBDATAPROC namedBufferSubData;
+    PFNGLNAMEDFRAMEBUFFERDRAWBUFFERPROC namedFramebufferDrawBuffer;
+    PFNGLNAMEDFRAMEBUFFERDRAWBUFFERSPROC namedFramebufferDrawBuffers;
+    PFNGLNAMEDFRAMEBUFFERPARAMETERIPROC namedFramebufferParameteri;
+    PFNGLNAMEDFRAMEBUFFERREADBUFFERPROC namedFramebufferReadBuffer;
+    PFNGLNAMEDFRAMEBUFFERRENDERBUFFERPROC namedFramebufferRenderbuffer;
+    PFNGLNAMEDFRAMEBUFFERTEXTUREPROC namedFramebufferTexture;
+    PFNGLNAMEDFRAMEBUFFERTEXTURELAYERPROC namedFramebufferTextureLayer;
+    PFNGLNAMEDRENDERBUFFERSTORAGEPROC namedRenderbufferStorage;
+    PFNGLNAMEDRENDERBUFFERSTORAGEMULTISAMPLEPROC namedRenderbufferStorageMultisample;
+    PFNGLREADNPIXELSPROC readnPixels;
+    PFNGLTEXTUREBARRIERPROC textureBarrier;
+    PFNGLTEXTUREBUFFERPROC textureBuffer;
+    PFNGLTEXTUREBUFFERRANGEPROC textureBufferRange;
+    PFNGLTEXTUREPARAMETERIIVPROC textureParameterIiv;
+    PFNGLTEXTUREPARAMETERIUIVPROC textureParameterIuiv;
+    PFNGLTEXTUREPARAMETERFPROC textureParameterf;
+    PFNGLTEXTUREPARAMETERFVPROC textureParameterfv;
+    PFNGLTEXTUREPARAMETERIPROC textureParameteri;
+    PFNGLTEXTUREPARAMETERIVPROC textureParameteriv;
+    PFNGLTEXTURESTORAGE1DPROC textureStorage1D;
+    PFNGLTEXTURESTORAGE2DPROC textureStorage2D;
+    PFNGLTEXTURESTORAGE2DMULTISAMPLEPROC textureStorage2DMultisample;
+    PFNGLTEXTURESTORAGE3DPROC textureStorage3D;
+    PFNGLTEXTURESTORAGE3DMULTISAMPLEPROC textureStorage3DMultisample;
+    PFNGLTEXTURESUBIMAGE1DPROC textureSubImage1D;
+    PFNGLTEXTURESUBIMAGE2DPROC textureSubImage2D;
+    PFNGLTEXTURESUBIMAGE3DPROC textureSubImage3D;
+    PFNGLTRANSFORMFEEDBACKBUFFERBASEPROC transformFeedbackBufferBase;
+    PFNGLTRANSFORMFEEDBACKBUFFERRANGEPROC transformFeedbackBufferRange;
+    PFNGLUNMAPNAMEDBUFFERPROC unmapNamedBuffer;
+    PFNGLVERTEXARRAYATTRIBBINDINGPROC vertexArrayAttribBinding;
+    PFNGLVERTEXARRAYATTRIBFORMATPROC vertexArrayAttribFormat;
+    PFNGLVERTEXARRAYATTRIBIFORMATPROC vertexArrayAttribIFormat;
+    PFNGLVERTEXARRAYATTRIBLFORMATPROC vertexArrayAttribLFormat;
+    PFNGLVERTEXARRAYBINDINGDIVISORPROC vertexArrayBindingDivisor;
+    PFNGLVERTEXARRAYELEMENTBUFFERPROC vertexArrayElementBuffer;
+    PFNGLVERTEXARRAYVERTEXBUFFERPROC vertexArrayVertexBuffer;
+    PFNGLVERTEXARRAYVERTEXBUFFERSPROC vertexArrayVertexBuffers;
+
+  private:
+    virtual void *loadProcAddress(const std::string &function) = 0;
+
+    DISALLOW_COPY_AND_ASSIGN(FunctionsGL);
+};
+
+}
+
+#endif // LIBANGLE_RENDERER_GL_FUNCTIONSGL_H_

src/libANGLE/renderer/gl/RendererGL.cpp

@@ -15,6 +15,7 @@
 #include "libANGLE/renderer/gl/FenceNVGL.h"
 #include "libANGLE/renderer/gl/FenceSyncGL.h"
 #include "libANGLE/renderer/gl/FramebufferGL.h"
+#include "libANGLE/renderer/gl/FunctionsGL.h"
 #include "libANGLE/renderer/gl/ProgramGL.h"
 #include "libANGLE/renderer/gl/QueryGL.h"
 #include "libANGLE/renderer/gl/RenderbufferGL.h"
@@ -26,9 +27,12 @@
 namespace rx
 {
 
-RendererGL::RendererGL()
-    : Renderer()
-{}
+RendererGL::RendererGL(const FunctionsGL *functions)
+    : Renderer(),
+      mFunctions(functions)
+{
+    ASSERT(mFunctions);
+}
 
 RendererGL::~RendererGL()
 {}

src/libANGLE/renderer/gl/RendererGL.h

@@ -13,11 +13,12 @@
 
 namespace rx
 {
+class FunctionsGL;
 
 class RendererGL : public Renderer
 {
   public:
-    RendererGL();
+    RendererGL(const FunctionsGL *functions);
     ~RendererGL() override;
 
     gl::Error flush() override;
@@ -73,6 +74,8 @@ class RendererGL : public Renderer
 
     void generateCaps(gl::Caps *outCaps, gl::TextureCapsMap* outTextureCaps, gl::Extensions *outExtensions) const override;
     Workarounds generateWorkarounds() const override;
+
+    const FunctionsGL *mFunctions;
 };
 
 }

src/libANGLE/renderer/gl/functionsgl_enums.h

+//
+// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// functionsgl_enums.h: OpenGL enums for versions 1.0 through 4.5.
+
+#ifndef LIBANGLE_RENDERER_GL_FUNCTIONSGLENUMS_H_
+#define LIBANGLE_RENDERER_GL_FUNCTIONSGLENUMS_H_
+
+// 1.0
+#define GL_ALPHA 0x1906
+#define GL_ALWAYS 0x0207
+#define GL_AND 0x1501
+#define GL_AND_INVERTED 0x1504
+#define GL_AND_REVERSE 0x1502
+#define GL_BACK 0x0405
+#define GL_BACK_LEFT 0x0402
+#define GL_BACK_RIGHT 0x0403
+#define GL_BLEND 0x0BE2
+#define GL_BLEND_DST 0x0BE0
+#define GL_BLEND_SRC 0x0BE1
+#define GL_BLUE 0x1905
+#define GL_BYTE 0x1400
+#define GL_CCW 0x0901
+#define GL_CLEAR 0x1500
+#define GL_COLOR 0x1800
+#define GL_COLOR_BUFFER_BIT 0x00004000
+#define GL_COLOR_CLEAR_VALUE 0x0C22
+#define GL_COLOR_LOGIC_OP 0x0BF2
+#define GL_COLOR_WRITEMASK 0x0C23
+#define GL_COPY 0x1503
+#define GL_COPY_INVERTED 0x150C
+#define GL_CULL_FACE 0x0B44
+#define GL_CULL_FACE_MODE 0x0B45
+#define GL_CW 0x0900
+#define GL_DECR 0x1E03
+#define GL_DEPTH 0x1801
+#define GL_DEPTH_BUFFER_BIT 0x00000100
+#define GL_DEPTH_CLEAR_VALUE 0x0B73
+#define GL_DEPTH_COMPONENT 0x1902
+#define GL_DEPTH_FUNC 0x0B74
+#define GL_DEPTH_RANGE 0x0B70
+#define GL_DEPTH_TEST 0x0B71
+#define GL_DEPTH_WRITEMASK 0x0B72
+#define GL_DITHER 0x0BD0
+#define GL_DONT_CARE 0x1100
+#define GL_DOUBLE 0x140A
+#define GL_DOUBLEBUFFER 0x0C32
+#define GL_DRAW_BUFFER 0x0C01
+#define GL_DST_ALPHA 0x0304
+#define GL_DST_COLOR 0x0306
+#define GL_EQUAL 0x0202
+#define GL_EQUIV 0x1509
+#define GL_EXTENSIONS 0x1F03
+#define GL_FALSE 0
+#define GL_FASTEST 0x1101
+#define GL_FILL 0x1B02
+#define GL_FLOAT 0x1406
+#define GL_FRONT 0x0404
+#define GL_FRONT_AND_BACK 0x0408
+#define GL_FRONT_FACE 0x0B46
+#define GL_FRONT_LEFT 0x0400
+#define GL_FRONT_RIGHT 0x0401
+#define GL_GEQUAL 0x0206
+#define GL_GREATER 0x0204
+#define GL_GREEN 0x1904
+#define GL_INCR 0x1E02
+#define GL_INT 0x1404
+#define GL_INVALID_ENUM 0x0500
+#define GL_INVALID_OPERATION 0x0502
+#define GL_INVALID_VALUE 0x0501
+#define GL_INVERT 0x150A
+#define GL_KEEP 0x1E00
+#define GL_LEFT 0x0406
+#define GL_LEQUAL 0x0203
+#define GL_LESS 0x0201
+#define GL_LINE 0x1B01
+#define GL_LINEAR 0x2601
+#define GL_LINEAR_MIPMAP_LINEAR 0x2703
+#define GL_LINEAR_MIPMAP_NEAREST 0x2701
+#define GL_LINES 0x0001
+#define GL_LINE_LOOP 0x0002
+#define GL_LINE_SMOOTH 0x0B20
+#define GL_LINE_SMOOTH_HINT 0x0C52
+#define GL_LINE_STRIP 0x0003
+#define GL_LINE_WIDTH 0x0B21
+#define GL_LINE_WIDTH_GRANULARITY 0x0B23
+#define GL_LINE_WIDTH_RANGE 0x0B22
+#define GL_LOGIC_OP_MODE 0x0BF0
+#define GL_MAX_TEXTURE_SIZE 0x0D33
+#define GL_MAX_VIEWPORT_DIMS 0x0D3A
+#define GL_NAND 0x150E
+#define GL_NEAREST 0x2600
+#define GL_NEAREST_MIPMAP_LINEAR 0x2702
+#define GL_NEAREST_MIPMAP_NEAREST 0x2700
+#define GL_NEVER 0x0200
+#define GL_NICEST 0x1102
+#define GL_NONE 0
+#define GL_NOOP 0x1505
+#define GL_NOR 0x1508
+#define GL_NOTEQUAL 0x0205
+#define GL_NO_ERROR 0
+#define GL_ONE 1
+#define GL_ONE_MINUS_DST_ALPHA 0x0305
+#define GL_ONE_MINUS_DST_COLOR 0x0307
+#define GL_ONE_MINUS_SRC_ALPHA 0x0303
+#define GL_ONE_MINUS_SRC_COLOR 0x0301
+#define GL_OR 0x1507
+#define GL_OR_INVERTED 0x150D
+#define GL_OR_REVERSE 0x150B
+#define GL_OUT_OF_MEMORY 0x0505
+#define GL_PACK_ALIGNMENT 0x0D05
+#define GL_PACK_LSB_FIRST 0x0D01
+#define GL_PACK_ROW_LENGTH 0x0D02
+#define GL_PACK_SKIP_PIXELS 0x0D04
+#define GL_PACK_SKIP_ROWS 0x0D03
+#define GL_PACK_SWAP_BYTES 0x0D00
+#define GL_POINT 0x1B00
+#define GL_POINTS 0x0000
+#define GL_POINT_SIZE 0x0B11
+#define GL_POINT_SIZE_GRANULARITY 0x0B13
+#define GL_POINT_SIZE_RANGE 0x0B12
+#define GL_POLYGON_MODE 0x0B40
+#define GL_POLYGON_OFFSET_FACTOR 0x8038
+#define GL_POLYGON_OFFSET_FILL 0x8037
+#define GL_POLYGON_OFFSET_LINE 0x2A02
+#define GL_POLYGON_OFFSET_POINT 0x2A01
+#define GL_POLYGON_OFFSET_UNITS 0x2A00
+#define GL_POLYGON_SMOOTH 0x0B41
+#define GL_POLYGON_SMOOTH_HINT 0x0C53
+#define GL_PROXY_TEXTURE_1D 0x8063
+#define GL_PROXY_TEXTURE_2D 0x8064
+#define GL_QUADS 0x0007
+#define GL_R3_G3_B2 0x2A10
+#define GL_READ_BUFFER 0x0C02
+#define GL_RED 0x1903
+#define GL_RENDERER 0x1F01
+#define GL_REPEAT 0x2901
+#define GL_REPLACE 0x1E01
+#define GL_RGB 0x1907
+#define GL_RGB10 0x8052
+#define GL_RGB10_A2 0x8059
+#define GL_RGB12 0x8053
+#define GL_RGB16 0x8054
+#define GL_RGB4 0x804F
+#define GL_RGB5 0x8050
+#define GL_RGB5_A1 0x8057
+#define GL_RGB8 0x8051
+#define GL_RGBA 0x1908
+#define GL_RGBA12 0x805A
+#define GL_RGBA16 0x805B
+#define GL_RGBA2 0x8055
+#define GL_RGBA4 0x8056
+#define GL_RGBA8 0x8058
+#define GL_RIGHT 0x0407
+#define GL_SCISSOR_BOX 0x0C10
+#define GL_SCISSOR_TEST 0x0C11
+#define GL_SET 0x150F
+#define GL_SHORT 0x1402
+#define GL_SRC_ALPHA 0x0302
+#define GL_SRC_ALPHA_SATURATE 0x0308
+#define GL_SRC_COLOR 0x0300
+#define GL_STENCIL 0x1802
+#define GL_STENCIL_BUFFER_BIT 0x00000400
+#define GL_STENCIL_CLEAR_VALUE 0x0B91
+#define GL_STENCIL_FAIL 0x0B94
+#define GL_STENCIL_FUNC 0x0B92
+#define GL_STENCIL_INDEX 0x1901
+#define GL_STENCIL_PASS_DEPTH_FAIL 0x0B95
+#define GL_STENCIL_PASS_DEPTH_PASS 0x0B96
+#define GL_STENCIL_REF 0x0B97
+#define GL_STENCIL_TEST 0x0B90
+#define GL_STENCIL_VALUE_MASK 0x0B93
+#define GL_STENCIL_WRITEMASK 0x0B98
+#define GL_STEREO 0x0C33
+#define GL_SUBPIXEL_BITS 0x0D50
+#define GL_TEXTURE 0x1702
+#define GL_TEXTURE_1D 0x0DE0
+#define GL_TEXTURE_2D 0x0DE1
+#define GL_TEXTURE_ALPHA_SIZE 0x805F
+#define GL_TEXTURE_BINDING_1D 0x8068
+#define GL_TEXTURE_BINDING_2D 0x8069
+#define GL_TEXTURE_BLUE_SIZE 0x805E
+#define GL_TEXTURE_BORDER_COLOR 0x1004
+#define GL_TEXTURE_GREEN_SIZE 0x805D
+#define GL_TEXTURE_HEIGHT 0x1001
+#define GL_TEXTURE_INTERNAL_FORMAT 0x1003
+#define GL_TEXTURE_MAG_FILTER 0x2800
+#define GL_TEXTURE_MIN_FILTER 0x2801
+#define GL_TEXTURE_RED_SIZE 0x805C
+#define GL_TEXTURE_WIDTH 0x1000
+#define GL_TEXTURE_WRAP_S 0x2802
+#define GL_TEXTURE_WRAP_T 0x2803
+#define GL_TRIANGLES 0x0004
+#define GL_TRIANGLE_FAN 0x0006
+#define GL_TRIANGLE_STRIP 0x0005
+#define GL_TRUE 1
+#define GL_UNPACK_ALIGNMENT 0x0CF5
+#define GL_UNPACK_LSB_FIRST 0x0CF1
+#define GL_UNPACK_ROW_LENGTH 0x0CF2
+#define GL_UNPACK_SKIP_PIXELS 0x0CF4
+#define GL_UNPACK_SKIP_ROWS 0x0CF3
+#define GL_UNPACK_SWAP_BYTES 0x0CF0
+#define GL_UNSIGNED_BYTE 0x1401
+#define GL_UNSIGNED_INT 0x1405
+#define GL_UNSIGNED_SHORT 0x1403
+#define GL_VENDOR 0x1F00
+#define GL_VERSION 0x1F02
+#define GL_VIEWPORT 0x0BA2
+#define GL_XOR 0x1506
+#define GL_ZERO 0
+
+// 1.2
+#define GL_ALIASED_LINE_WIDTH_RANGE 0x846E
+#define GL_BGR 0x80E0
+#define GL_BGRA 0x80E1
+#define GL_CLAMP_TO_EDGE 0x812F
+#define GL_MAX_3D_TEXTURE_SIZE 0x8073
+#define GL_MAX_ELEMENTS_INDICES 0x80E9
+#define GL_MAX_ELEMENTS_VERTICES 0x80E8
+#define GL_PACK_IMAGE_HEIGHT 0x806C
+#define GL_PACK_SKIP_IMAGES 0x806B
+#define GL_PROXY_TEXTURE_3D 0x8070
+#define GL_SMOOTH_LINE_WIDTH_GRANULARITY 0x0B23
+#define GL_SMOOTH_LINE_WIDTH_RANGE 0x0B22
+#define GL_SMOOTH_POINT_SIZE_GRANULARITY 0x0B13
+#define GL_SMOOTH_POINT_SIZE_RANGE 0x0B12
+#define GL_TEXTURE_3D 0x806F
+#define GL_TEXTURE_BASE_LEVEL 0x813C
+#define GL_TEXTURE_BINDING_3D 0x806A
+#define GL_TEXTURE_DEPTH 0x8071
+#define GL_TEXTURE_MAX_LEVEL 0x813D
+#define GL_TEXTURE_MAX_LOD 0x813B
+#define GL_TEXTURE_MIN_LOD 0x813A
+#define GL_TEXTURE_WRAP_R 0x8072
+#define GL_UNPACK_IMAGE_HEIGHT 0x806E
+#define GL_UNPACK_SKIP_IMAGES 0x806D
+#define GL_UNSIGNED_BYTE_2_3_3_REV 0x8362
+#define GL_UNSIGNED_BYTE_3_3_2 0x8032
+#define GL_UNSIGNED_INT_10_10_10_2 0x8036
+#define GL_UNSIGNED_INT_2_10_10_10_REV 0x8368
+#define GL_UNSIGNED_INT_8_8_8_8 0x8035
+#define GL_UNSIGNED_INT_8_8_8_8_REV 0x8367
+#define GL_UNSIGNED_SHORT_1_5_5_5_REV 0x8366
+#define GL_UNSIGNED_SHORT_4_4_4_4 0x8033
+#define GL_UNSIGNED_SHORT_4_4_4_4_REV 0x8365
+#define GL_UNSIGNED_SHORT_5_5_5_1 0x8034
+#define GL_UNSIGNED_SHORT_5_6_5 0x8363
+#define GL_UNSIGNED_SHORT_5_6_5_REV 0x8364
+
+// 1.3
+#define GL_ACTIVE_TEXTURE 0x84E0
+#define GL_CLAMP_TO_BORDER 0x812D
+#define GL_COMPRESSED_RGB 0x84ED
+#define GL_COMPRESSED_RGBA 0x84EE
+#define GL_COMPRESSED_TEXTURE_FORMATS 0x86A3
+#define GL_MAX_CUBE_MAP_TEXTURE_SIZE 0x851C
+#define GL_MULTISAMPLE 0x809D
+#define GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2
+#define GL_PROXY_TEXTURE_CUBE_MAP 0x851B
+#define GL_SAMPLES 0x80A9
+#define GL_SAMPLE_ALPHA_TO_COVERAGE 0x809E
+#define GL_SAMPLE_ALPHA_TO_ONE 0x809F
+#define GL_SAMPLE_BUFFERS 0x80A8
+#define GL_SAMPLE_COVERAGE 0x80A0
+#define GL_SAMPLE_COVERAGE_INVERT 0x80AB
+#define GL_SAMPLE_COVERAGE_VALUE 0x80AA
+#define GL_TEXTURE0 0x84C0
+#define GL_TEXTURE1 0x84C1
+#define GL_TEXTURE10 0x84CA
+#define GL_TEXTURE11 0x84CB
+#define GL_TEXTURE12 0x84CC
+#define GL_TEXTURE13 0x84CD
+#define GL_TEXTURE14 0x84CE
+#define GL_TEXTURE15 0x84CF
+#define GL_TEXTURE16 0x84D0
+#define GL_TEXTURE17 0x84D1
+#define GL_TEXTURE18 0x84D2
+#define GL_TEXTURE19 0x84D3
+#define GL_TEXTURE2 0x84C2
+#define GL_TEXTURE20 0x84D4
+#define GL_TEXTURE21 0x84D5
+#define GL_TEXTURE22 0x84D6
+#define GL_TEXTURE23 0x84D7
+#define GL_TEXTURE24 0x84D8
+#define GL_TEXTURE25 0x84D9
+#define GL_TEXTURE26 0x84DA
+#define GL_TEXTURE27 0x84DB
+#define GL_TEXTURE28 0x84DC
+#define GL_TEXTURE29 0x84DD
+#define GL_TEXTURE3 0x84C3
+#define GL_TEXTURE30 0x84DE
+#define GL_TEXTURE31 0x84DF
+#define GL_TEXTURE4 0x84C4
+#define GL_TEXTURE5 0x84C5
+#define GL_TEXTURE6 0x84C6
+#define GL_TEXTURE7 0x84C7
+#define GL_TEXTURE8 0x84C8
+#define GL_TEXTURE9 0x84C9
+#define GL_TEXTURE_BINDING_CUBE_MAP 0x8514
+#define GL_TEXTURE_COMPRESSED 0x86A1
+#define GL_TEXTURE_COMPRESSED_IMAGE_SIZE 0x86A0
+#define GL_TEXTURE_COMPRESSION_HINT 0x84EF
+#define GL_TEXTURE_CUBE_MAP 0x8513
+#define GL_TEXTURE_CUBE_MAP_NEGATIVE_X 0x8516
+#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y 0x8518
+#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z 0x851A
+#define GL_TEXTURE_CUBE_MAP_POSITIVE_X 0x8515
+#define GL_TEXTURE_CUBE_MAP_POSITIVE_Y 0x8517
+#define GL_TEXTURE_CUBE_MAP_POSITIVE_Z 0x8519
+
+// 1.5
+#define GL_BLEND_COLOR 0x8005
+#define GL_BLEND_DST_ALPHA 0x80CA
+#define GL_BLEND_DST_RGB 0x80C8
+#define GL_BLEND_EQUATION 0x8009
+#define GL_BLEND_SRC_ALPHA 0x80CB
+#define GL_BLEND_SRC_RGB 0x80C9
+#define GL_CONSTANT_ALPHA 0x8003
+#define GL_CONSTANT_COLOR 0x8001
+#define GL_DECR_WRAP 0x8508
+#define GL_DEPTH_COMPONENT16 0x81A5
+#define GL_DEPTH_COMPONENT24 0x81A6
+#define GL_DEPTH_COMPONENT32 0x81A7
+#define GL_FUNC_ADD 0x8006
+#define GL_FUNC_REVERSE_SUBTRACT 0x800B
+#define GL_FUNC_SUBTRACT 0x800A
+#define GL_INCR_WRAP 0x8507
+#define GL_MAX 0x8008
+#define GL_MAX_TEXTURE_LOD_BIAS 0x84FD
+#define GL_MIN 0x8007
+#define GL_MIRRORED_REPEAT 0x8370
+#define GL_ONE_MINUS_CONSTANT_ALPHA 0x8004
+#define GL_ONE_MINUS_CONSTANT_COLOR 0x8002
+#define GL_POINT_FADE_THRESHOLD_SIZE 0x8128
+#define GL_TEXTURE_COMPARE_FUNC 0x884D
+#define GL_TEXTURE_COMPARE_MODE 0x884C
+#define GL_TEXTURE_DEPTH_SIZE 0x884A
+#define GL_TEXTURE_LOD_BIAS 0x8501
+
+// 1.5
+#define GL_ARRAY_BUFFER 0x8892
+#define GL_ARRAY_BUFFER_BINDING 0x8894
+#define GL_BUFFER_ACCESS 0x88BB
+#define GL_BUFFER_MAPPED 0x88BC
+#define GL_BUFFER_MAP_POINTER 0x88BD
+#define GL_BUFFER_SIZE 0x8764
+#define GL_BUFFER_USAGE 0x8765
+#define GL_CURRENT_QUERY 0x8865
+#define GL_DYNAMIC_COPY 0x88EA
+#define GL_DYNAMIC_DRAW 0x88E8
+#define GL_DYNAMIC_READ 0x88E9
+#define GL_ELEMENT_ARRAY_BUFFER 0x8893
+#define GL_ELEMENT_ARRAY_BUFFER_BINDING 0x8895
+#define GL_QUERY_COUNTER_BITS 0x8864
+#define GL_QUERY_RESULT 0x8866
+#define GL_QUERY_RESULT_AVAILABLE 0x8867
+#define GL_READ_ONLY 0x88B8
+#define GL_READ_WRITE 0x88BA
+#define GL_SAMPLES_PASSED 0x8914
+#define GL_SRC1_ALPHA 0x8589
+#define GL_STATIC_COPY 0x88E6
+#define GL_STATIC_DRAW 0x88E4
+#define GL_STATIC_READ 0x88E5
+#define GL_STREAM_COPY 0x88E2
+#define GL_STREAM_DRAW 0x88E0
+#define GL_STREAM_READ 0x88E1
+#define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING 0x889F
+#define GL_WRITE_ONLY 0x88B9
+
+// 2.0
+#define GL_ACTIVE_ATTRIBUTES 0x8B89
+#define GL_ACTIVE_ATTRIBUTE_MAX_LENGTH 0x8B8A
+#define GL_ACTIVE_UNIFORMS 0x8B86
+#define GL_ACTIVE_UNIFORM_MAX_LENGTH 0x8B87
+#define GL_ATTACHED_SHADERS 0x8B85
+#define GL_BLEND_EQUATION_ALPHA 0x883D
+#define GL_BLEND_EQUATION_RGB 0x8009
+#define GL_BOOL 0x8B56
+#define GL_BOOL_VEC2 0x8B57
+#define GL_BOOL_VEC3 0x8B58
+#define GL_BOOL_VEC4 0x8B59
+#define GL_COMPILE_STATUS 0x8B81
+#define GL_CURRENT_PROGRAM 0x8B8D
+#define GL_CURRENT_VERTEX_ATTRIB 0x8626
+#define GL_DELETE_STATUS 0x8B80
+#define GL_DRAW_BUFFER0 0x8825
+#define GL_DRAW_BUFFER1 0x8826
+#define GL_DRAW_BUFFER10 0x882F
+#define GL_DRAW_BUFFER11 0x8830
+#define GL_DRAW_BUFFER12 0x8831
+#define GL_DRAW_BUFFER13 0x8832
+#define GL_DRAW_BUFFER14 0x8833
+#define GL_DRAW_BUFFER15 0x8834
+#define GL_DRAW_BUFFER2 0x8827
+#define GL_DRAW_BUFFER3 0x8828
+#define GL_DRAW_BUFFER4 0x8829
+#define GL_DRAW_BUFFER5 0x882A
+#define GL_DRAW_BUFFER6 0x882B
+#define GL_DRAW_BUFFER7 0x882C
+#define GL_DRAW_BUFFER8 0x882D
+#define GL_DRAW_BUFFER9 0x882E
+#define GL_FLOAT_MAT2 0x8B5A
+#define GL_FLOAT_MAT3 0x8B5B
+#define GL_FLOAT_MAT4 0x8B5C
+#define GL_FLOAT_VEC2 0x8B50
+#define GL_FLOAT_VEC3 0x8B51
+#define GL_FLOAT_VEC4 0x8B52
+#define GL_FRAGMENT_SHADER 0x8B30
+#define GL_FRAGMENT_SHADER_DERIVATIVE_HINT 0x8B8B
+#define GL_INFO_LOG_LENGTH 0x8B84
+#define GL_INT_VEC2 0x8B53
+#define GL_INT_VEC3 0x8B54
+#define GL_INT_VEC4 0x8B55
+#define GL_LINK_STATUS 0x8B82
+#define GL_LOWER_LEFT 0x8CA1
+#define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D
+#define GL_MAX_DRAW_BUFFERS 0x8824
+#define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS 0x8B49
+#define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
+#define GL_MAX_VARYING_FLOATS 0x8B4B
+#define GL_MAX_VERTEX_ATTRIBS 0x8869
+#define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 0x8B4C
+#define GL_MAX_VERTEX_UNIFORM_COMPONENTS 0x8B4A
+#define GL_POINT_SPRITE_COORD_ORIGIN 0x8CA0
+#define GL_SAMPLER_1D 0x8B5D
+#define GL_SAMPLER_1D_SHADOW 0x8B61
+#define GL_SAMPLER_2D 0x8B5E
+#define GL_SAMPLER_2D_SHADOW 0x8B62
+#define GL_SAMPLER_3D 0x8B5F
+#define GL_SAMPLER_CUBE 0x8B60
+#define GL_SHADER_SOURCE_LENGTH 0x8B88
+#define GL_SHADER_TYPE 0x8B4F
+#define GL_SHADING_LANGUAGE_VERSION 0x8B8C
+#define GL_STENCIL_BACK_FAIL 0x8801
+#define GL_STENCIL_BACK_FUNC 0x8800
+#define GL_STENCIL_BACK_PASS_DEPTH_FAIL 0x8802
+#define GL_STENCIL_BACK_PASS_DEPTH_PASS 0x8803
+#define GL_STENCIL_BACK_REF 0x8CA3
+#define GL_STENCIL_BACK_VALUE_MASK 0x8CA4
+#define GL_STENCIL_BACK_WRITEMASK 0x8CA5
+#define GL_UPPER_LEFT 0x8CA2
+#define GL_VALIDATE_STATUS 0x8B83
+#define GL_VERTEX_ATTRIB_ARRAY_ENABLED 0x8622
+#define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED 0x886A
+#define GL_VERTEX_ATTRIB_ARRAY_POINTER 0x8645
+#define GL_VERTEX_ATTRIB_ARRAY_SIZE 0x8623
+#define GL_VERTEX_ATTRIB_ARRAY_STRIDE 0x8624
+#define GL_VERTEX_ATTRIB_ARRAY_TYPE 0x8625
+#define GL_VERTEX_PROGRAM_POINT_SIZE 0x8642
+#define GL_VERTEX_SHADER 0x8B31
+
+// 2.1
+#define GL_COMPRESSED_SRGB 0x8C48
+#define GL_COMPRESSED_SRGB_ALPHA 0x8C49
+#define GL_FLOAT_MAT2x3 0x8B65
+#define GL_FLOAT_MAT2x4 0x8B66
+#define GL_FLOAT_MAT3x2 0x8B67
+#define GL_FLOAT_MAT3x4 0x8B68
+#define GL_FLOAT_MAT4x2 0x8B69
+#define GL_FLOAT_MAT4x3 0x8B6A
+#define GL_PIXEL_PACK_BUFFER 0x88EB
+#define GL_PIXEL_PACK_BUFFER_BINDING 0x88ED
+#define GL_PIXEL_UNPACK_BUFFER 0x88EC
+#define GL_PIXEL_UNPACK_BUFFER_BINDING 0x88EF
+#define GL_SRGB 0x8C40
+#define GL_SRGB8 0x8C41
+#define GL_SRGB8_ALPHA8 0x8C43
+#define GL_SRGB_ALPHA 0x8C42
+
+// 3.0
+#define GL_BGRA_INTEGER 0x8D9B
+#define GL_BGR_INTEGER 0x8D9A
+#define GL_BLUE_INTEGER 0x8D96
+#define GL_BUFFER_ACCESS_FLAGS 0x911F
+#define GL_BUFFER_MAP_LENGTH 0x9120
+#define GL_BUFFER_MAP_OFFSET 0x9121
+#define GL_CLAMP_READ_COLOR 0x891C
+#define GL_CLIP_DISTANCE0 0x3000
+#define GL_CLIP_DISTANCE1 0x3001
+#define GL_CLIP_DISTANCE2 0x3002
+#define GL_CLIP_DISTANCE3 0x3003
+#define GL_CLIP_DISTANCE4 0x3004
+#define GL_CLIP_DISTANCE5 0x3005
+#define GL_CLIP_DISTANCE6 0x3006
+#define GL_CLIP_DISTANCE7 0x3007
+#define GL_COLOR_ATTACHMENT0 0x8CE0
+#define GL_COLOR_ATTACHMENT1 0x8CE1
+#define GL_COLOR_ATTACHMENT10 0x8CEA
+#define GL_COLOR_ATTACHMENT11 0x8CEB
+#define GL_COLOR_ATTACHMENT12 0x8CEC
+#define GL_COLOR_ATTACHMENT13 0x8CED
+#define GL_COLOR_ATTACHMENT14 0x8CEE
+#define GL_COLOR_ATTACHMENT15 0x8CEF
+#define GL_COLOR_ATTACHMENT2 0x8CE2
+#define GL_COLOR_ATTACHMENT3 0x8CE3
+#define GL_COLOR_ATTACHMENT4 0x8CE4
+#define GL_COLOR_ATTACHMENT5 0x8CE5
+#define GL_COLOR_ATTACHMENT6 0x8CE6
+#define GL_COLOR_ATTACHMENT7 0x8CE7
+#define GL_COLOR_ATTACHMENT8 0x8CE8
+#define GL_COLOR_ATTACHMENT9 0x8CE9
+#define GL_COMPARE_REF_TO_TEXTURE 0x884E
+#define GL_COMPRESSED_RED 0x8225
+#define GL_COMPRESSED_RED_RGTC1 0x8DBB
+#define GL_COMPRESSED_RG 0x8226
+#define GL_COMPRESSED_RG_RGTC2 0x8DBD
+#define GL_COMPRESSED_SIGNED_RED_RGTC1 0x8DBC
+#define GL_COMPRESSED_SIGNED_RG_RGTC2 0x8DBE
+#define GL_CONTEXT_FLAGS 0x821E
+#define GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT 0x00000001
+#define GL_DEPTH24_STENCIL8 0x88F0
+#define GL_DEPTH32F_STENCIL8 0x8CAD
+#define GL_DEPTH_ATTACHMENT 0x8D00
+#define GL_DEPTH_COMPONENT32F 0x8CAC
+#define GL_DEPTH_STENCIL 0x84F9
+#define GL_DEPTH_STENCIL_ATTACHMENT 0x821A
+#define GL_DRAW_FRAMEBUFFER 0x8CA9
+#define GL_DRAW_FRAMEBUFFER_BINDING GL_FRAMEBUFFER_BINDING
+#define GL_FIXED_ONLY 0x891D
+#define GL_FLOAT_32_UNSIGNED_INT_24_8_REV 0x8DAD
+#define GL_FRAMEBUFFER 0x8D40
+#define GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE 0x8215
+#define GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE 0x8214
+#define GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING 0x8210
+#define GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE 0x8211
+#define GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE 0x8216
+#define GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE 0x8213
+#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME 0x8CD1
+#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE 0x8CD0
+#define GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE 0x8212
+#define GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE 0x8217
+#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE 0x8CD3
+#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER 0x8CD4
+#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL 0x8CD2
+#define GL_FRAMEBUFFER_BINDING 0x8CA6
+#define GL_FRAMEBUFFER_COMPLETE 0x8CD5
+#define GL_FRAMEBUFFER_DEFAULT 0x8218
+#define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT 0x8CD6
+#define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER 0x8CDB
+#define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT 0x8CD7
+#define GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE 0x8D56
+#define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER 0x8CDC
+#define GL_FRAMEBUFFER_SRGB 0x8DB9
+#define GL_FRAMEBUFFER_UNDEFINED 0x8219
+#define GL_FRAMEBUFFER_UNSUPPORTED 0x8CDD
+#define GL_GREEN_INTEGER 0x8D95
+#define GL_HALF_FLOAT 0x140B
+#define GL_INTERLEAVED_ATTRIBS 0x8C8C
+#define GL_INT_SAMPLER_1D 0x8DC9
+#define GL_INT_SAMPLER_1D_ARRAY 0x8DCE
+#define GL_INT_SAMPLER_2D 0x8DCA
+#define GL_INT_SAMPLER_2D_ARRAY 0x8DCF
+#define GL_INT_SAMPLER_3D 0x8DCB
+#define GL_INT_SAMPLER_CUBE 0x8DCC
+#define GL_INVALID_FRAMEBUFFER_OPERATION 0x0506
+#define GL_MAJOR_VERSION 0x821B
+#define GL_MAP_FLUSH_EXPLICIT_BIT 0x0010
+#define GL_MAP_INVALIDATE_BUFFER_BIT 0x0008
+#define GL_MAP_INVALIDATE_RANGE_BIT 0x0004
+#define GL_MAP_READ_BIT 0x0001
+#define GL_MAP_UNSYNCHRONIZED_BIT 0x0020
+#define GL_MAP_WRITE_BIT 0x0002
+#define GL_MAX_ARRAY_TEXTURE_LAYERS 0x88FF
+#define GL_MAX_CLIP_DISTANCES 0x0D32
+#define GL_MAX_COLOR_ATTACHMENTS 0x8CDF
+#define GL_MAX_PROGRAM_TEXEL_OFFSET 0x8905
+#define GL_MAX_RENDERBUFFER_SIZE 0x84E8
+#define GL_MAX_SAMPLES 0x8D57
+#define GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS 0x8C8A
+#define GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS 0x8C8B
+#define GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS 0x8C80
+#define GL_MAX_VARYING_COMPONENTS 0x8B4B
+#define GL_MINOR_VERSION 0x821C
+#define GL_MIN_PROGRAM_TEXEL_OFFSET 0x8904
+#define GL_NUM_EXTENSIONS 0x821D
+#define GL_PRIMITIVES_GENERATED 0x8C87
+#define GL_PROXY_TEXTURE_1D_ARRAY 0x8C19
+#define GL_PROXY_TEXTURE_2D_ARRAY 0x8C1B
+#define GL_QUERY_BY_REGION_NO_WAIT 0x8E16
+#define GL_QUERY_BY_REGION_WAIT 0x8E15
+#define GL_QUERY_NO_WAIT 0x8E14
+#define GL_QUERY_WAIT 0x8E13
+#define GL_R11F_G11F_B10F 0x8C3A
+#define GL_R16 0x822A
+#define GL_R16F 0x822D
+#define GL_R16I 0x8233
+#define GL_R16UI 0x8234
+#define GL_R32F 0x822E
+#define GL_R32I 0x8235
+#define GL_R32UI 0x8236
+#define GL_R8 0x8229
+#define GL_R8I 0x8231
+#define GL_R8UI 0x8232
+#define GL_RASTERIZER_DISCARD 0x8C89
+#define GL_READ_FRAMEBUFFER 0x8CA8
+#define GL_READ_FRAMEBUFFER_BINDING 0x8CAA
+#define GL_RED_INTEGER 0x8D94
+#define GL_RENDERBUFFER 0x8D41
+#define GL_RENDERBUFFER_ALPHA_SIZE 0x8D53
+#define GL_RENDERBUFFER_BINDING 0x8CA7
+#define GL_RENDERBUFFER_BLUE_SIZE 0x8D52
+#define GL_RENDERBUFFER_DEPTH_SIZE 0x8D54
+#define GL_RENDERBUFFER_GREEN_SIZE 0x8D51
+#define GL_RENDERBUFFER_HEIGHT 0x8D43
+#define GL_RENDERBUFFER_INTERNAL_FORMAT 0x8D44
+#define GL_RENDERBUFFER_RED_SIZE 0x8D50
+#define GL_RENDERBUFFER_SAMPLES 0x8CAB
+#define GL_RENDERBUFFER_STENCIL_SIZE 0x8D55
+#define GL_RENDERBUFFER_WIDTH 0x8D42
+#define GL_RG 0x8227
+#define GL_RG16 0x822C
+#define GL_RG16F 0x822F
+#define GL_RG16I 0x8239
+#define GL_RG16UI 0x823A
+#define GL_RG32F 0x8230
+#define GL_RG32I 0x823B
+#define GL_RG32UI 0x823C
+#define GL_RG8 0x822B
+#define GL_RG8I 0x8237
+#define GL_RG8UI 0x8238
+#define GL_RGB16F 0x881B
+#define GL_RGB16I 0x8D89
+#define GL_RGB16UI 0x8D77
+#define GL_RGB32F 0x8815
+#define GL_RGB32I 0x8D83
+#define GL_RGB32UI 0x8D71
+#define GL_RGB8I 0x8D8F
+#define GL_RGB8UI 0x8D7D
+#define GL_RGB9_E5 0x8C3D
+#define GL_RGBA16F 0x881A
+#define GL_RGBA16I 0x8D88
+#define GL_RGBA16UI 0x8D76
+#define GL_RGBA32F 0x8814
+#define GL_RGBA32I 0x8D82
+#define GL_RGBA32UI 0x8D70
+#define GL_RGBA8I 0x8D8E
+#define GL_RGBA8UI 0x8D7C
+#define GL_RGBA_INTEGER 0x8D99
+#define GL_RGB_INTEGER 0x8D98
+#define GL_RG_INTEGER 0x8228
+#define GL_SAMPLER_1D_ARRAY 0x8DC0
+#define GL_SAMPLER_1D_ARRAY_SHADOW 0x8DC3
+#define GL_SAMPLER_2D_ARRAY 0x8DC1
+#define GL_SAMPLER_2D_ARRAY_SHADOW 0x8DC4
+#define GL_SAMPLER_CUBE_SHADOW 0x8DC5
+#define GL_SEPARATE_ATTRIBS 0x8C8D
+#define GL_STENCIL_ATTACHMENT 0x8D20
+#define GL_STENCIL_INDEX1 0x8D46
+#define GL_STENCIL_INDEX16 0x8D49
+#define GL_STENCIL_INDEX4 0x8D47
+#define GL_STENCIL_INDEX8 0x8D48
+#define GL_TEXTURE_1D_ARRAY 0x8C18
+#define GL_TEXTURE_2D_ARRAY 0x8C1A
+#define GL_TEXTURE_ALPHA_TYPE 0x8C13
+#define GL_TEXTURE_BINDING_1D_ARRAY 0x8C1C
+#define GL_TEXTURE_BINDING_2D_ARRAY 0x8C1D
+#define GL_TEXTURE_BLUE_TYPE 0x8C12
+#define GL_TEXTURE_DEPTH_TYPE 0x8C16
+#define GL_TEXTURE_GREEN_TYPE 0x8C11
+#define GL_TEXTURE_RED_TYPE 0x8C10
+#define GL_TEXTURE_SHARED_SIZE 0x8C3F
+#define GL_TEXTURE_STENCIL_SIZE 0x88F1
+#define GL_TRANSFORM_FEEDBACK_BUFFER 0x8C8E
+#define GL_TRANSFORM_FEEDBACK_BUFFER_BINDING 0x8C8F
+#define GL_TRANSFORM_FEEDBACK_BUFFER_MODE 0x8C7F
+#define GL_TRANSFORM_FEEDBACK_BUFFER_SIZE 0x8C85
+#define GL_TRANSFORM_FEEDBACK_BUFFER_START 0x8C84
+#define GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN 0x8C88
+#define GL_TRANSFORM_FEEDBACK_VARYINGS 0x8C83
+#define GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH 0x8C76
+#define GL_UNSIGNED_INT_10F_11F_11F_REV 0x8C3B
+#define GL_UNSIGNED_INT_24_8 0x84FA
+#define GL_UNSIGNED_INT_5_9_9_9_REV 0x8C3E
+#define GL_UNSIGNED_INT_SAMPLER_1D 0x8DD1
+#define GL_UNSIGNED_INT_SAMPLER_1D_ARRAY 0x8DD6
+#define GL_UNSIGNED_INT_SAMPLER_2D 0x8DD2
+#define GL_UNSIGNED_INT_SAMPLER_2D_ARRAY 0x8DD7
+#define GL_UNSIGNED_INT_SAMPLER_3D 0x8DD3
+#define GL_UNSIGNED_INT_SAMPLER_CUBE 0x8DD4
+#define GL_UNSIGNED_INT_VEC2 0x8DC6
+#define GL_UNSIGNED_INT_VEC3 0x8DC7
+#define GL_UNSIGNED_INT_VEC4 0x8DC8
+#define GL_UNSIGNED_NORMALIZED 0x8C17
+#define GL_VERTEX_ARRAY_BINDING 0x85B5
+#define GL_VERTEX_ATTRIB_ARRAY_INTEGER 0x88FD
+
+// 3.1
+#define GL_ACTIVE_UNIFORM_BLOCKS 0x8A36
+#define GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH 0x8A35
+#define GL_COPY_READ_BUFFER 0x8F36
+#define GL_COPY_WRITE_BUFFER 0x8F37
+#define GL_INT_SAMPLER_2D_RECT 0x8DCD
+#define GL_INT_SAMPLER_BUFFER 0x8DD0
+#define GL_INVALID_INDEX 0xFFFFFFFFu
+#define GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS 0x8A33
+#define GL_MAX_COMBINED_UNIFORM_BLOCKS 0x8A2E
+#define GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS 0x8A31
+#define GL_MAX_FRAGMENT_UNIFORM_BLOCKS 0x8A2D
+#define GL_MAX_RECTANGLE_TEXTURE_SIZE 0x84F8
+#define GL_MAX_TEXTURE_BUFFER_SIZE 0x8C2B
+#define GL_MAX_UNIFORM_BLOCK_SIZE 0x8A30
+#define GL_MAX_UNIFORM_BUFFER_BINDINGS 0x8A2F
+#define GL_MAX_VERTEX_UNIFORM_BLOCKS 0x8A2B
+#define GL_PRIMITIVE_RESTART 0x8F9D
+#define GL_PRIMITIVE_RESTART_INDEX 0x8F9E
+#define GL_PROXY_TEXTURE_RECTANGLE 0x84F7
+#define GL_R16_SNORM 0x8F98
+#define GL_R8_SNORM 0x8F94
+#define GL_RG16_SNORM 0x8F99
+#define GL_RG8_SNORM 0x8F95
+#define GL_RGB16_SNORM 0x8F9A
+#define GL_RGB8_SNORM 0x8F96
+#define GL_RGBA16_SNORM 0x8F9B
+#define GL_RGBA8_SNORM 0x8F97
+#define GL_SAMPLER_2D_RECT 0x8B63
+#define GL_SAMPLER_2D_RECT_SHADOW 0x8B64
+#define GL_SAMPLER_BUFFER 0x8DC2
+#define GL_SIGNED_NORMALIZED 0x8F9C
+#define GL_TEXTURE_BINDING_BUFFER 0x8C2C
+#define GL_TEXTURE_BINDING_RECTANGLE 0x84F6
+#define GL_TEXTURE_BUFFER 0x8C2A
+#define GL_TEXTURE_BUFFER_DATA_STORE_BINDING 0x8C2D
+#define GL_TEXTURE_RECTANGLE 0x84F5
+#define GL_UNIFORM_ARRAY_STRIDE 0x8A3C
+#define GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS 0x8A42
+#define GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES 0x8A43
+#define GL_UNIFORM_BLOCK_BINDING 0x8A3F
+#define GL_UNIFORM_BLOCK_DATA_SIZE 0x8A40
+#define GL_UNIFORM_BLOCK_INDEX 0x8A3A
+#define GL_UNIFORM_BLOCK_NAME_LENGTH 0x8A41
+#define GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER 0x8A46
+#define GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER 0x8A44
+#define GL_UNIFORM_BUFFER 0x8A11
+#define GL_UNIFORM_BUFFER_BINDING 0x8A28
+#define GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT 0x8A34
+#define GL_UNIFORM_BUFFER_SIZE 0x8A2A
+#define GL_UNIFORM_BUFFER_START 0x8A29
+#define GL_UNIFORM_IS_ROW_MAJOR 0x8A3E
+#define GL_UNIFORM_MATRIX_STRIDE 0x8A3D
+#define GL_UNIFORM_NAME_LENGTH 0x8A39
+#define GL_UNIFORM_OFFSET 0x8A3B
+#define GL_UNIFORM_SIZE 0x8A38
+#define GL_UNIFORM_TYPE 0x8A37
+#define GL_UNSIGNED_INT_SAMPLER_2D_RECT 0x8DD5
+#define GL_UNSIGNED_INT_SAMPLER_BUFFER 0x8DD8
+
+// 3.2
+#define GL_ALREADY_SIGNALED 0x911A
+#define GL_CONDITION_SATISFIED 0x911C
+#define GL_CONTEXT_COMPATIBILITY_PROFILE_BIT 0x00000002
+#define GL_CONTEXT_CORE_PROFILE_BIT 0x00000001
+#define GL_CONTEXT_PROFILE_MASK 0x9126
+#define GL_DEPTH_CLAMP 0x864F
+#define GL_FIRST_VERTEX_CONVENTION 0x8E4D
+#define GL_FRAMEBUFFER_ATTACHMENT_LAYERED 0x8DA7
+#define GL_FRAMEBUFFER_INCOMPLETE_LAYER_TARGETS 0x8DA8
+#define GL_GEOMETRY_INPUT_TYPE 0x8917
+#define GL_GEOMETRY_OUTPUT_TYPE 0x8918
+#define GL_GEOMETRY_SHADER 0x8DD9
+#define GL_GEOMETRY_VERTICES_OUT 0x8916
+#define GL_INT_SAMPLER_2D_MULTISAMPLE 0x9109
+#define GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY 0x910C
+#define GL_LAST_VERTEX_CONVENTION 0x8E4E
+#define GL_LINES_ADJACENCY 0x000A
+#define GL_LINE_STRIP_ADJACENCY 0x000B
+#define GL_MAX_COLOR_TEXTURE_SAMPLES 0x910E
+#define GL_MAX_DEPTH_TEXTURE_SAMPLES 0x910F
+#define GL_MAX_FRAGMENT_INPUT_COMPONENTS 0x9125
+#define GL_MAX_GEOMETRY_INPUT_COMPONENTS 0x9123
+#define GL_MAX_GEOMETRY_OUTPUT_COMPONENTS 0x9124
+#define GL_MAX_GEOMETRY_OUTPUT_VERTICES 0x8DE0
+#define GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS 0x8C29
+#define GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS 0x8DE1
+#define GL_MAX_GEOMETRY_UNIFORM_COMPONENTS 0x8DDF
+#define GL_MAX_INTEGER_SAMPLES 0x9110
+#define GL_MAX_SAMPLE_MASK_WORDS 0x8E59
+#define GL_MAX_SERVER_WAIT_TIMEOUT 0x9111
+#define GL_MAX_VERTEX_OUTPUT_COMPONENTS 0x9122
+#define GL_OBJECT_TYPE 0x9112
+#define GL_PROGRAM_POINT_SIZE 0x8642
+#define GL_PROVOKING_VERTEX 0x8E4F
+#define GL_PROXY_TEXTURE_2D_MULTISAMPLE 0x9101
+#define GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY 0x9103
+#define GL_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION 0x8E4C
+#define GL_SAMPLER_2D_MULTISAMPLE 0x9108
+#define GL_SAMPLER_2D_MULTISAMPLE_ARRAY 0x910B
+#define GL_SAMPLE_MASK 0x8E51
+#define GL_SAMPLE_MASK_VALUE 0x8E52
+#define GL_SAMPLE_POSITION 0x8E50
+#define GL_SIGNALED 0x9119
+#define GL_SYNC_CONDITION 0x9113
+#define GL_SYNC_FENCE 0x9116
+#define GL_SYNC_FLAGS 0x9115
+#define GL_SYNC_FLUSH_COMMANDS_BIT 0x00000001
+#define GL_SYNC_GPU_COMMANDS_COMPLETE 0x9117
+#define GL_SYNC_STATUS 0x9114
+#define GL_TEXTURE_2D_MULTISAMPLE 0x9100
+#define GL_TEXTURE_2D_MULTISAMPLE_ARRAY 0x9102
+#define GL_TEXTURE_BINDING_2D_MULTISAMPLE 0x9104
+#define GL_TEXTURE_BINDING_2D_MULTISAMPLE_ARRAY 0x9105
+#define GL_TEXTURE_CUBE_MAP_SEAMLESS 0x884F
+#define GL_TEXTURE_FIXED_SAMPLE_LOCATIONS 0x9107
+#define GL_TEXTURE_SAMPLES 0x9106
+#define GL_TIMEOUT_EXPIRED 0x911B
+#define GL_TIMEOUT_IGNORED 0xFFFFFFFFFFFFFFFFull
+#define GL_TRIANGLES_ADJACENCY 0x000C
+#define GL_TRIANGLE_STRIP_ADJACENCY 0x000D
+#define GL_UNSIGNALED 0x9118
+#define GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE 0x910A
+#define GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY 0x910D
+#define GL_WAIT_FAILED 0x911D
+
+// 3.3
+#define GL_ANY_SAMPLES_PASSED 0x8C2F
+#define GL_INT_2_10_10_10_REV 0x8D9F
+#define GL_MAX_DUAL_SOURCE_DRAW_BUFFERS 0x88FC
+#define GL_ONE_MINUS_SRC1_ALPHA 0x88FB
+#define GL_ONE_MINUS_SRC1_COLOR 0x88FA
+#define GL_RGB10_A2UI 0x906F
+#define GL_SAMPLER_BINDING 0x8919
+#define GL_SRC1_COLOR 0x88F9
+#define GL_TEXTURE_SWIZZLE_A 0x8E45
+#define GL_TEXTURE_SWIZZLE_B 0x8E44
+#define GL_TEXTURE_SWIZZLE_G 0x8E43
+#define GL_TEXTURE_SWIZZLE_R 0x8E42
+#define GL_TEXTURE_SWIZZLE_RGBA 0x8E46
+#define GL_TIMESTAMP 0x8E28
+#define GL_TIME_ELAPSED 0x88BF
+#define GL_VERTEX_ATTRIB_ARRAY_DIVISOR 0x88FE
+
+// 4.0
+#define GL_ACTIVE_SUBROUTINES 0x8DE5
+#define GL_ACTIVE_SUBROUTINE_MAX_LENGTH 0x8E48
+#define GL_ACTIVE_SUBROUTINE_UNIFORMS 0x8DE6
+#define GL_ACTIVE_SUBROUTINE_UNIFORM_LOCATIONS 0x8E47
+#define GL_ACTIVE_SUBROUTINE_UNIFORM_MAX_LENGTH 0x8E49
+#define GL_COMPATIBLE_SUBROUTINES 0x8E4B
+#define GL_DOUBLE_MAT2 0x8F46
+#define GL_DOUBLE_MAT2x3 0x8F49
+#define GL_DOUBLE_MAT2x4 0x8F4A
+#define GL_DOUBLE_MAT3 0x8F47
+#define GL_DOUBLE_MAT3x2 0x8F4B
+#define GL_DOUBLE_MAT3x4 0x8F4C
+#define GL_DOUBLE_MAT4 0x8F48
+#define GL_DOUBLE_MAT4x2 0x8F4D
+#define GL_DOUBLE_MAT4x3 0x8F4E
+#define GL_DOUBLE_VEC2 0x8FFC
+#define GL_DOUBLE_VEC3 0x8FFD
+#define GL_DOUBLE_VEC4 0x8FFE
+#define GL_DRAW_INDIRECT_BUFFER 0x8F3F
+#define GL_DRAW_INDIRECT_BUFFER_BINDING 0x8F43
+#define GL_FRACTIONAL_EVEN 0x8E7C
+#define GL_FRACTIONAL_ODD 0x8E7B
+#define GL_FRAGMENT_INTERPOLATION_OFFSET_BITS 0x8E5D
+#define GL_GEOMETRY_SHADER_INVOCATIONS 0x887F
+#define GL_INT_SAMPLER_CUBE_MAP_ARRAY 0x900E
+#define GL_ISOLINES 0x8E7A
+#define GL_MAX_COMBINED_TESS_CONTROL_UNIFORM_COMPONENTS 0x8E1E
+#define GL_MAX_COMBINED_TESS_EVALUATION_UNIFORM_COMPONENTS 0x8E1F
+#define GL_MAX_FRAGMENT_INTERPOLATION_OFFSET 0x8E5C
+#define GL_MAX_GEOMETRY_SHADER_INVOCATIONS 0x8E5A
+#define GL_MAX_PATCH_VERTICES 0x8E7D
+#define GL_MAX_PROGRAM_TEXTURE_GATHER_OFFSET 0x8E5F
+#define GL_MAX_SUBROUTINES 0x8DE7
+#define GL_MAX_SUBROUTINE_UNIFORM_LOCATIONS 0x8DE8
+#define GL_MAX_TESS_CONTROL_INPUT_COMPONENTS 0x886C
+#define GL_MAX_TESS_CONTROL_OUTPUT_COMPONENTS 0x8E83
+#define GL_MAX_TESS_CONTROL_TEXTURE_IMAGE_UNITS 0x8E81
+#define GL_MAX_TESS_CONTROL_TOTAL_OUTPUT_COMPONENTS 0x8E85
+#define GL_MAX_TESS_CONTROL_UNIFORM_BLOCKS 0x8E89
+#define GL_MAX_TESS_CONTROL_UNIFORM_COMPONENTS 0x8E7F
+#define GL_MAX_TESS_EVALUATION_INPUT_COMPONENTS 0x886D
+#define GL_MAX_TESS_EVALUATION_OUTPUT_COMPONENTS 0x8E86
+#define GL_MAX_TESS_EVALUATION_TEXTURE_IMAGE_UNITS 0x8E82
+#define GL_MAX_TESS_EVALUATION_UNIFORM_BLOCKS 0x8E8A
+#define GL_MAX_TESS_EVALUATION_UNIFORM_COMPONENTS 0x8E80
+#define GL_MAX_TESS_GEN_LEVEL 0x8E7E
+#define GL_MAX_TESS_PATCH_COMPONENTS 0x8E84
+#define GL_MAX_TRANSFORM_FEEDBACK_BUFFERS 0x8E70
+#define GL_MAX_VERTEX_STREAMS 0x8E71
+#define GL_MIN_FRAGMENT_INTERPOLATION_OFFSET 0x8E5B
+#define GL_MIN_PROGRAM_TEXTURE_GATHER_OFFSET 0x8E5E
+#define GL_MIN_SAMPLE_SHADING_VALUE 0x8C37
+#define GL_NUM_COMPATIBLE_SUBROUTINES 0x8E4A
+#define GL_PATCHES 0x000E
+#define GL_PATCH_DEFAULT_INNER_LEVEL 0x8E73
+#define GL_PATCH_DEFAULT_OUTER_LEVEL 0x8E74
+#define GL_PATCH_VERTICES 0x8E72
+#define GL_PROXY_TEXTURE_CUBE_MAP_ARRAY 0x900B
+#define GL_SAMPLER_CUBE_MAP_ARRAY 0x900C
+#define GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW 0x900D
+#define GL_SAMPLE_SHADING 0x8C36
+#define GL_TESS_CONTROL_OUTPUT_VERTICES 0x8E75
+#define GL_TESS_CONTROL_SHADER 0x8E88
+#define GL_TESS_EVALUATION_SHADER 0x8E87
+#define GL_TESS_GEN_MODE 0x8E76
+#define GL_TESS_GEN_POINT_MODE 0x8E79
+#define GL_TESS_GEN_SPACING 0x8E77
+#define GL_TESS_GEN_VERTEX_ORDER 0x8E78
+#define GL_TEXTURE_BINDING_CUBE_MAP_ARRAY 0x900A
+#define GL_TEXTURE_CUBE_MAP_ARRAY 0x9009
+#define GL_TRANSFORM_FEEDBACK 0x8E22
+#define GL_TRANSFORM_FEEDBACK_BINDING 0x8E25
+#define GL_TRANSFORM_FEEDBACK_BUFFER_ACTIVE 0x8E24
+#define GL_TRANSFORM_FEEDBACK_BUFFER_PAUSED 0x8E23
+#define GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_CONTROL_SHADER 0x84F0
+#define GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_EVALUATION_SHADER 0x84F1
+#define GL_UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY 0x900F
+
+// 4.1
+#define GL_ACTIVE_PROGRAM 0x8259
+#define GL_ALL_SHADER_BITS 0xFFFFFFFF
+#define GL_FIXED 0x140C
+#define GL_FRAGMENT_SHADER_BIT 0x00000002
+#define GL_GEOMETRY_SHADER_BIT 0x00000004
+#define GL_HIGH_FLOAT 0x8DF2
+#define GL_HIGH_INT 0x8DF5
+#define GL_IMPLEMENTATION_COLOR_READ_FORMAT 0x8B9B
+#define GL_IMPLEMENTATION_COLOR_READ_TYPE 0x8B9A
+#define GL_LAYER_PROVOKING_VERTEX 0x825E
+#define GL_LOW_FLOAT 0x8DF0
+#define GL_LOW_INT 0x8DF3
+#define GL_MAX_FRAGMENT_UNIFORM_VECTORS 0x8DFD
+#define GL_MAX_VARYING_VECTORS 0x8DFC
+#define GL_MAX_VERTEX_UNIFORM_VECTORS 0x8DFB
+#define GL_MAX_VIEWPORTS 0x825B
+#define GL_MEDIUM_FLOAT 0x8DF1
+#define GL_MEDIUM_INT 0x8DF4
+#define GL_NUM_PROGRAM_BINARY_FORMATS 0x87FE
+#define GL_NUM_SHADER_BINARY_FORMATS 0x8DF9
+#define GL_PROGRAM_BINARY_FORMATS 0x87FF
+#define GL_PROGRAM_BINARY_LENGTH 0x8741
+#define GL_PROGRAM_BINARY_RETRIEVABLE_HINT 0x8257
+#define GL_PROGRAM_PIPELINE_BINDING 0x825A
+#define GL_PROGRAM_SEPARABLE 0x8258
+#define GL_RGB565 0x8D62
+#define GL_SHADER_BINARY_FORMATS 0x8DF8
+#define GL_SHADER_COMPILER 0x8DFA
+#define GL_TESS_CONTROL_SHADER_BIT 0x00000008
+#define GL_TESS_EVALUATION_SHADER_BIT 0x00000010
+#define GL_UNDEFINED_VERTEX 0x8260
+#define GL_VERTEX_SHADER_BIT 0x00000001
+#define GL_VIEWPORT_BOUNDS_RANGE 0x825D
+#define GL_VIEWPORT_INDEX_PROVOKING_VERTEX 0x825F
+#define GL_VIEWPORT_SUBPIXEL_BITS 0x825C
+
+// 4.2
+#define GL_ACTIVE_ATOMIC_COUNTER_BUFFERS 0x92D9
+#define GL_ALL_BARRIER_BITS 0xFFFFFFFF
+#define GL_ATOMIC_COUNTER_BARRIER_BIT 0x00001000
+#define GL_ATOMIC_COUNTER_BUFFER 0x92C0
+#define GL_ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTERS 0x92C5
+#define GL_ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTER_INDICES 0x92C6
+#define GL_ATOMIC_COUNTER_BUFFER_BINDING 0x92C1
+#define GL_ATOMIC_COUNTER_BUFFER_DATA_SIZE 0x92C4
+#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_FRAGMENT_SHADER 0x92CB
+#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_GEOMETRY_SHADER 0x92CA
+#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_CONTROL_SHADER 0x92C8
+#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_EVALUATION_SHADER 0x92C9
+#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_VERTEX_SHADER 0x92C7
+#define GL_ATOMIC_COUNTER_BUFFER_SIZE 0x92C3
+#define GL_ATOMIC_COUNTER_BUFFER_START 0x92C2
+#define GL_BUFFER_UPDATE_BARRIER_BIT 0x00000200
+#define GL_COMMAND_BARRIER_BIT 0x00000040
+#define GL_COMPRESSED_RGBA_BPTC_UNORM 0x8E8C
+#define GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT 0x8E8E
+#define GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT 0x8E8F
+#define GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM 0x8E8D
+#define GL_COPY_READ_BUFFER_BINDING GL_COPY_READ_BUFFER
+#define GL_COPY_WRITE_BUFFER_BINDING GL_COPY_WRITE_BUFFER
+#define GL_ELEMENT_ARRAY_BARRIER_BIT 0x00000002
+#define GL_FRAMEBUFFER_BARRIER_BIT 0x00000400
+#define GL_IMAGE_1D 0x904C
+#define GL_IMAGE_1D_ARRAY 0x9052
+#define GL_IMAGE_2D 0x904D
+#define GL_IMAGE_2D_ARRAY 0x9053
+#define GL_IMAGE_2D_MULTISAMPLE 0x9055
+#define GL_IMAGE_2D_MULTISAMPLE_ARRAY 0x9056
+#define GL_IMAGE_2D_RECT 0x904F
+#define GL_IMAGE_3D 0x904E
+#define GL_IMAGE_BINDING_ACCESS 0x8F3E
+#define GL_IMAGE_BINDING_FORMAT 0x906E
+#define GL_IMAGE_BINDING_LAYER 0x8F3D
+#define GL_IMAGE_BINDING_LAYERED 0x8F3C
+#define GL_IMAGE_BINDING_LEVEL 0x8F3B
+#define GL_IMAGE_BINDING_NAME 0x8F3A
+#define GL_IMAGE_BUFFER 0x9051
+#define GL_IMAGE_CUBE 0x9050
+#define GL_IMAGE_CUBE_MAP_ARRAY 0x9054
+#define GL_IMAGE_FORMAT_COMPATIBILITY_BY_CLASS 0x90C9
+#define GL_IMAGE_FORMAT_COMPATIBILITY_BY_SIZE 0x90C8
+#define GL_IMAGE_FORMAT_COMPATIBILITY_TYPE 0x90C7
+#define GL_INT_IMAGE_1D 0x9057
+#define GL_INT_IMAGE_1D_ARRAY 0x905D
+#define GL_INT_IMAGE_2D 0x9058
+#define GL_INT_IMAGE_2D_ARRAY 0x905E
+#define GL_INT_IMAGE_2D_MULTISAMPLE 0x9060
+#define GL_INT_IMAGE_2D_MULTISAMPLE_ARRAY 0x9061
+#define GL_INT_IMAGE_2D_RECT 0x905A
+#define GL_INT_IMAGE_3D 0x9059
+#define GL_INT_IMAGE_BUFFER 0x905C
+#define GL_INT_IMAGE_CUBE 0x905B
+#define GL_INT_IMAGE_CUBE_MAP_ARRAY 0x905F
+#define GL_MAX_ATOMIC_COUNTER_BUFFER_BINDINGS 0x92DC
+#define GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE 0x92D8
+#define GL_MAX_COMBINED_ATOMIC_COUNTERS 0x92D7
+#define GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS 0x92D1
+#define GL_MAX_COMBINED_IMAGE_UNIFORMS 0x90CF
+#define GL_MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS 0x8F39
+#define GL_MAX_FRAGMENT_ATOMIC_COUNTERS 0x92D6
+#define GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS 0x92D0
+#define GL_MAX_FRAGMENT_IMAGE_UNIFORMS 0x90CE
+#define GL_MAX_GEOMETRY_ATOMIC_COUNTERS 0x92D5
+#define GL_MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS 0x92CF
+#define GL_MAX_GEOMETRY_IMAGE_UNIFORMS 0x90CD
+#define GL_MAX_IMAGE_SAMPLES 0x906D
+#define GL_MAX_IMAGE_UNITS 0x8F38
+#define GL_MAX_TESS_CONTROL_ATOMIC_COUNTERS 0x92D3
+#define GL_MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS 0x92CD
+#define GL_MAX_TESS_CONTROL_IMAGE_UNIFORMS 0x90CB
+#define GL_MAX_TESS_EVALUATION_ATOMIC_COUNTERS 0x92D4
+#define GL_MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS 0x92CE
+#define GL_MAX_TESS_EVALUATION_IMAGE_UNIFORMS 0x90CC
+#define GL_MAX_VERTEX_ATOMIC_COUNTERS 0x92D2
+#define GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS 0x92CC
+#define GL_MAX_VERTEX_IMAGE_UNIFORMS 0x90CA
+#define GL_MIN_MAP_BUFFER_ALIGNMENT 0x90BC
+#define GL_NUM_SAMPLE_COUNTS 0x9380
+#define GL_PACK_COMPRESSED_BLOCK_DEPTH 0x912D
+#define GL_PACK_COMPRESSED_BLOCK_HEIGHT 0x912C
+#define GL_PACK_COMPRESSED_BLOCK_SIZE 0x912E
+#define GL_PACK_COMPRESSED_BLOCK_WIDTH 0x912B
+#define GL_PIXEL_BUFFER_BARRIER_BIT 0x00000080
+#define GL_SHADER_IMAGE_ACCESS_BARRIER_BIT 0x00000020
+#define GL_TEXTURE_FETCH_BARRIER_BIT 0x00000008
+#define GL_TEXTURE_IMMUTABLE_FORMAT 0x912F
+#define GL_TEXTURE_UPDATE_BARRIER_BIT 0x00000100
+#define GL_TRANSFORM_FEEDBACK_ACTIVE 0x8E24
+#define GL_TRANSFORM_FEEDBACK_BARRIER_BIT 0x00000800
+#define GL_TRANSFORM_FEEDBACK_PAUSED 0x8E23
+#define GL_UNIFORM_ATOMIC_COUNTER_BUFFER_INDEX 0x92DA
+#define GL_UNIFORM_BARRIER_BIT 0x00000004
+#define GL_UNPACK_COMPRESSED_BLOCK_DEPTH 0x9129
+#define GL_UNPACK_COMPRESSED_BLOCK_HEIGHT 0x9128
+#define GL_UNPACK_COMPRESSED_BLOCK_SIZE 0x912A
+#define GL_UNPACK_COMPRESSED_BLOCK_WIDTH 0x9127
+#define GL_UNSIGNED_INT_ATOMIC_COUNTER 0x92DB
+#define GL_UNSIGNED_INT_IMAGE_1D 0x9062
+#define GL_UNSIGNED_INT_IMAGE_1D_ARRAY 0x9068
+#define GL_UNSIGNED_INT_IMAGE_2D 0x9063
+#define GL_UNSIGNED_INT_IMAGE_2D_ARRAY 0x9069
+#define GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE 0x906B
+#define GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY 0x906C
+#define GL_UNSIGNED_INT_IMAGE_2D_RECT 0x9065
+#define GL_UNSIGNED_INT_IMAGE_3D 0x9064
+#define GL_UNSIGNED_INT_IMAGE_BUFFER 0x9067
+#define GL_UNSIGNED_INT_IMAGE_CUBE 0x9066
+#define GL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY 0x906A
+#define GL_VERTEX_ATTRIB_ARRAY_BARRIER_BIT 0x00000001
+
+// 4.3
+#define GL_ACTIVE_RESOURCES 0x92F5
+#define GL_ACTIVE_VARIABLES 0x9305
+#define GL_ANY_SAMPLES_PASSED_CONSERVATIVE 0x8D6A
+#define GL_ARRAY_SIZE 0x92FB
+#define GL_ARRAY_STRIDE 0x92FE
+#define GL_ATOMIC_COUNTER_BUFFER_INDEX 0x9301
+#define GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_COMPUTE_SHADER 0x90ED
+#define GL_AUTO_GENERATE_MIPMAP 0x8295
+#define GL_BLOCK_INDEX 0x92FD
+#define GL_BUFFER 0x82E0
+#define GL_BUFFER_BINDING 0x9302
+#define GL_BUFFER_DATA_SIZE 0x9303
+#define GL_BUFFER_VARIABLE 0x92E5
+#define GL_CAVEAT_SUPPORT 0x82B8
+#define GL_CLEAR_BUFFER 0x82B4
+#define GL_COLOR_COMPONENTS 0x8283
+#define GL_COLOR_ENCODING 0x8296
+#define GL_COLOR_RENDERABLE 0x8286
+#define GL_COMPRESSED_R11_EAC 0x9270
+#define GL_COMPRESSED_RG11_EAC 0x9272
+#define GL_COMPRESSED_RGB8_ETC2 0x9274
+#define GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 0x9276
+#define GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278
+#define GL_COMPRESSED_SIGNED_R11_EAC 0x9271
+#define GL_COMPRESSED_SIGNED_RG11_EAC 0x9273
+#define GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC 0x9279
+#define GL_COMPRESSED_SRGB8_ETC2 0x9275
+#define GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 0x9277
+#define GL_COMPUTE_SHADER 0x91B9
+#define GL_COMPUTE_SHADER_BIT 0x00000020
+#define GL_COMPUTE_SUBROUTINE 0x92ED
+#define GL_COMPUTE_SUBROUTINE_UNIFORM 0x92F3
+#define GL_COMPUTE_TEXTURE 0x82A0
+#define GL_COMPUTE_WORK_GROUP_SIZE 0x8267
+#define GL_CONTEXT_FLAG_DEBUG_BIT 0x00000002
+#define GL_DEBUG_CALLBACK_FUNCTION 0x8244
+#define GL_DEBUG_CALLBACK_USER_PARAM 0x8245
+#define GL_DEBUG_GROUP_STACK_DEPTH 0x826D
+#define GL_DEBUG_LOGGED_MESSAGES 0x9145
+#define GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH 0x8243
+#define GL_DEBUG_OUTPUT 0x92E0
+#define GL_DEBUG_OUTPUT_SYNCHRONOUS 0x8242
+#define GL_DEBUG_SEVERITY_HIGH 0x9146
+#define GL_DEBUG_SEVERITY_LOW 0x9148
+#define GL_DEBUG_SEVERITY_MEDIUM 0x9147
+#define GL_DEBUG_SEVERITY_NOTIFICATION 0x826B
+#define GL_DEBUG_SOURCE_API 0x8246
+#define GL_DEBUG_SOURCE_APPLICATION 0x824A
+#define GL_DEBUG_SOURCE_OTHER 0x824B
+#define GL_DEBUG_SOURCE_SHADER_COMPILER 0x8248
+#define GL_DEBUG_SOURCE_THIRD_PARTY 0x8249
+#define GL_DEBUG_SOURCE_WINDOW_SYSTEM 0x8247
+#define GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR 0x824D
+#define GL_DEBUG_TYPE_ERROR 0x824C
+#define GL_DEBUG_TYPE_MARKER 0x8268
+#define GL_DEBUG_TYPE_OTHER 0x8251
+#define GL_DEBUG_TYPE_PERFORMANCE 0x8250
+#define GL_DEBUG_TYPE_POP_GROUP 0x826A
+#define GL_DEBUG_TYPE_PORTABILITY 0x824F
+#define GL_DEBUG_TYPE_PUSH_GROUP 0x8269
+#define GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR 0x824E
+#define GL_DEPTH_COMPONENTS 0x8284
+#define GL_DEPTH_RENDERABLE 0x8287
+#define GL_DEPTH_STENCIL_TEXTURE_MODE 0x90EA
+#define GL_DISPATCH_INDIRECT_BUFFER 0x90EE
+#define GL_DISPATCH_INDIRECT_BUFFER_BINDING 0x90EF
+#define GL_FILTER 0x829A
+#define GL_FRAGMENT_SUBROUTINE 0x92EC
+#define GL_FRAGMENT_SUBROUTINE_UNIFORM 0x92F2
+#define GL_FRAGMENT_TEXTURE 0x829F
+#define GL_FRAMEBUFFER_BLEND 0x828B
+#define GL_FRAMEBUFFER_DEFAULT_FIXED_SAMPLE_LOCATIONS 0x9314
+#define GL_FRAMEBUFFER_DEFAULT_HEIGHT 0x9311
+#define GL_FRAMEBUFFER_DEFAULT_LAYERS 0x9312
+#define GL_FRAMEBUFFER_DEFAULT_SAMPLES 0x9313
+#define GL_FRAMEBUFFER_DEFAULT_WIDTH 0x9310
+#define GL_FRAMEBUFFER_RENDERABLE 0x8289
+#define GL_FRAMEBUFFER_RENDERABLE_LAYERED 0x828A
+#define GL_FULL_SUPPORT 0x82B7
+#define GL_GEOMETRY_SUBROUTINE 0x92EB
+#define GL_GEOMETRY_SUBROUTINE_UNIFORM 0x92F1
+#define GL_GEOMETRY_TEXTURE 0x829E
+#define GL_GET_TEXTURE_IMAGE_FORMAT 0x8291
+#define GL_GET_TEXTURE_IMAGE_TYPE 0x8292
+#define GL_IMAGE_CLASS_10_10_10_2 0x82C3
+#define GL_IMAGE_CLASS_11_11_10 0x82C2
+#define GL_IMAGE_CLASS_1_X_16 0x82BE
+#define GL_IMAGE_CLASS_1_X_32 0x82BB
+#define GL_IMAGE_CLASS_1_X_8 0x82C1
+#define GL_IMAGE_CLASS_2_X_16 0x82BD
+#define GL_IMAGE_CLASS_2_X_32 0x82BA
+#define GL_IMAGE_CLASS_2_X_8 0x82C0
+#define GL_IMAGE_CLASS_4_X_16 0x82BC
+#define GL_IMAGE_CLASS_4_X_32 0x82B9
+#define GL_IMAGE_CLASS_4_X_8 0x82BF
+#define GL_IMAGE_COMPATIBILITY_CLASS 0x82A8
+#define GL_IMAGE_PIXEL_FORMAT 0x82A9
+#define GL_IMAGE_PIXEL_TYPE 0x82AA
+#define GL_IMAGE_TEXEL_SIZE 0x82A7
+#define GL_INTERNALFORMAT_ALPHA_SIZE 0x8274
+#define GL_INTERNALFORMAT_ALPHA_TYPE 0x827B
+#define GL_INTERNALFORMAT_BLUE_SIZE 0x8273
+#define GL_INTERNALFORMAT_BLUE_TYPE 0x827A
+#define GL_INTERNALFORMAT_DEPTH_SIZE 0x8275
+#define GL_INTERNALFORMAT_DEPTH_TYPE 0x827C
+#define GL_INTERNALFORMAT_GREEN_SIZE 0x8272
+#define GL_INTERNALFORMAT_GREEN_TYPE 0x8279
+#define GL_INTERNALFORMAT_PREFERRED 0x8270
+#define GL_INTERNALFORMAT_RED_SIZE 0x8271
+#define GL_INTERNALFORMAT_RED_TYPE 0x8278
+#define GL_INTERNALFORMAT_SHARED_SIZE 0x8277
+#define GL_INTERNALFORMAT_STENCIL_SIZE 0x8276
+#define GL_INTERNALFORMAT_STENCIL_TYPE 0x827D
+#define GL_INTERNALFORMAT_SUPPORTED 0x826F
+#define GL_IS_PER_PATCH 0x92E7
+#define GL_IS_ROW_MAJOR 0x9300
+#define GL_LOCATION 0x930E
+#define GL_LOCATION_INDEX 0x930F
+#define GL_MANUAL_GENERATE_MIPMAP 0x8294
+#define GL_MATRIX_STRIDE 0x92FF
+#define GL_MAX_COMBINED_COMPUTE_UNIFORM_COMPONENTS 0x8266
+#define GL_MAX_COMBINED_DIMENSIONS 0x8282
+#define GL_MAX_COMBINED_SHADER_OUTPUT_RESOURCES 0x8F39
+#define GL_MAX_COMBINED_SHADER_STORAGE_BLOCKS 0x90DC
+#define GL_MAX_COMPUTE_ATOMIC_COUNTERS 0x8265
+#define GL_MAX_COMPUTE_ATOMIC_COUNTER_BUFFERS 0x8264
+#define GL_MAX_COMPUTE_IMAGE_UNIFORMS 0x91BD
+#define GL_MAX_COMPUTE_SHADER_STORAGE_BLOCKS 0x90DB
+#define GL_MAX_COMPUTE_SHARED_MEMORY_SIZE 0x8262
+#define GL_MAX_COMPUTE_TEXTURE_IMAGE_UNITS 0x91BC
+#define GL_MAX_COMPUTE_UNIFORM_BLOCKS 0x91BB
+#define GL_MAX_COMPUTE_UNIFORM_COMPONENTS 0x8263
+#define GL_MAX_COMPUTE_WORK_GROUP_COUNT 0x91BE
+#define GL_MAX_COMPUTE_WORK_GROUP_INVOCATIONS 0x90EB
+#define GL_MAX_COMPUTE_WORK_GROUP_SIZE 0x91BF
+#define GL_MAX_DEBUG_GROUP_STACK_DEPTH 0x826C
+#define GL_MAX_DEBUG_LOGGED_MESSAGES 0x9144
+#define GL_MAX_DEBUG_MESSAGE_LENGTH 0x9143
+#define GL_MAX_DEPTH 0x8280
+#define GL_MAX_ELEMENT_INDEX 0x8D6B
+#define GL_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS 0x90DA
+#define GL_MAX_FRAMEBUFFER_HEIGHT 0x9316
+#define GL_MAX_FRAMEBUFFER_LAYERS 0x9317
+#define GL_MAX_FRAMEBUFFER_SAMPLES 0x9318
+#define GL_MAX_FRAMEBUFFER_WIDTH 0x9315
+#define GL_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS 0x90D7
+#define GL_MAX_HEIGHT 0x827F
+#define GL_MAX_LABEL_LENGTH 0x82E8
+#define GL_MAX_LAYERS 0x8281
+#define GL_MAX_NAME_LENGTH 0x92F6
+#define GL_MAX_NUM_ACTIVE_VARIABLES 0x92F7
+#define GL_MAX_NUM_COMPATIBLE_SUBROUTINES 0x92F8
+#define GL_MAX_SHADER_STORAGE_BLOCK_SIZE 0x90DE
+#define GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS 0x90DD
+#define GL_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS 0x90D8
+#define GL_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS 0x90D9
+#define GL_MAX_UNIFORM_LOCATIONS 0x826E
+#define GL_MAX_VERTEX_ATTRIB_BINDINGS 0x82DA
+#define GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET 0x82D9
+#define GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS 0x90D6
+#define GL_MAX_WIDTH 0x827E
+#define GL_MIPMAP 0x8293
+#define GL_NAME_LENGTH 0x92F9
+#define GL_NUM_ACTIVE_VARIABLES 0x9304
+#define GL_NUM_SHADING_LANGUAGE_VERSIONS 0x82E9
+#define GL_OFFSET 0x92FC
+#define GL_PRIMITIVE_RESTART_FIXED_INDEX 0x8D69
+#define GL_PROGRAM 0x82E2
+#define GL_PROGRAM_INPUT 0x92E3
+#define GL_PROGRAM_OUTPUT 0x92E4
+#define GL_PROGRAM_PIPELINE 0x82E4
+#define GL_QUERY 0x82E3
+#define GL_READ_PIXELS 0x828C
+#define GL_READ_PIXELS_FORMAT 0x828D
+#define GL_READ_PIXELS_TYPE 0x828E
+#define GL_REFERENCED_BY_COMPUTE_SHADER 0x930B
+#define GL_REFERENCED_BY_FRAGMENT_SHADER 0x930A
+#define GL_REFERENCED_BY_GEOMETRY_SHADER 0x9309
+#define GL_REFERENCED_BY_TESS_CONTROL_SHADER 0x9307
+#define GL_REFERENCED_BY_TESS_EVALUATION_SHADER 0x9308
+#define GL_REFERENCED_BY_VERTEX_SHADER 0x9306
+#define GL_SAMPLER 0x82E6
+#define GL_SHADER 0x82E1
+#define GL_SHADER_IMAGE_ATOMIC 0x82A6
+#define GL_SHADER_IMAGE_LOAD 0x82A4
+#define GL_SHADER_IMAGE_STORE 0x82A5
+#define GL_SHADER_STORAGE_BARRIER_BIT 0x00002000
+#define GL_SHADER_STORAGE_BLOCK 0x92E6
+#define GL_SHADER_STORAGE_BUFFER 0x90D2
+#define GL_SHADER_STORAGE_BUFFER_BINDING 0x90D3
+#define GL_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT 0x90DF
+#define GL_SHADER_STORAGE_BUFFER_SIZE 0x90D5
+#define GL_SHADER_STORAGE_BUFFER_START 0x90D4
+#define GL_SIMULTANEOUS_TEXTURE_AND_DEPTH_TEST 0x82AC
+#define GL_SIMULTANEOUS_TEXTURE_AND_DEPTH_WRITE 0x82AE
+#define GL_SIMULTANEOUS_TEXTURE_AND_STENCIL_TEST 0x82AD
+#define GL_SIMULTANEOUS_TEXTURE_AND_STENCIL_WRITE 0x82AF
+#define GL_SRGB_READ 0x8297
+#define GL_SRGB_WRITE 0x8298
+#define GL_STENCIL_COMPONENTS 0x8285
+#define GL_STENCIL_RENDERABLE 0x8288
+#define GL_TESS_CONTROL_SUBROUTINE 0x92E9
+#define GL_TESS_CONTROL_SUBROUTINE_UNIFORM 0x92EF
+#define GL_TESS_CONTROL_TEXTURE 0x829C
+#define GL_TESS_EVALUATION_SUBROUTINE 0x92EA
+#define GL_TESS_EVALUATION_SUBROUTINE_UNIFORM 0x92F0
+#define GL_TESS_EVALUATION_TEXTURE 0x829D
+#define GL_TEXTURE_BUFFER_OFFSET 0x919D
+#define GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT 0x919F
+#define GL_TEXTURE_BUFFER_SIZE 0x919E
+#define GL_TEXTURE_COMPRESSED_BLOCK_HEIGHT 0x82B2
+#define GL_TEXTURE_COMPRESSED_BLOCK_SIZE 0x82B3
+#define GL_TEXTURE_COMPRESSED_BLOCK_WIDTH 0x82B1
+#define GL_TEXTURE_GATHER 0x82A2
+#define GL_TEXTURE_GATHER_SHADOW 0x82A3
+#define GL_TEXTURE_IMAGE_FORMAT 0x828F
+#define GL_TEXTURE_IMAGE_TYPE 0x8290
+#define GL_TEXTURE_IMMUTABLE_LEVELS 0x82DF
+#define GL_TEXTURE_SHADOW 0x82A1
+#define GL_TEXTURE_VIEW 0x82B5
+#define GL_TEXTURE_VIEW_MIN_LAYER 0x82DD
+#define GL_TEXTURE_VIEW_MIN_LEVEL 0x82DB
+#define GL_TEXTURE_VIEW_NUM_LAYERS 0x82DE
+#define GL_TEXTURE_VIEW_NUM_LEVELS 0x82DC
+#define GL_TOP_LEVEL_ARRAY_SIZE 0x930C
+#define GL_TOP_LEVEL_ARRAY_STRIDE 0x930D
+#define GL_TRANSFORM_FEEDBACK_VARYING 0x92F4
+#define GL_TYPE 0x92FA
+#define GL_UNIFORM 0x92E1
+#define GL_UNIFORM_BLOCK 0x92E2
+#define GL_UNIFORM_BLOCK_REFERENCED_BY_COMPUTE_SHADER 0x90EC
+#define GL_VERTEX_ATTRIB_ARRAY_LONG 0x874E
+#define GL_VERTEX_ATTRIB_BINDING 0x82D4
+#define GL_VERTEX_ATTRIB_RELATIVE_OFFSET 0x82D5
+#define GL_VERTEX_BINDING_BUFFER 0x8F4F
+#define GL_VERTEX_BINDING_DIVISOR 0x82D6
+#define GL_VERTEX_BINDING_OFFSET 0x82D7
+#define GL_VERTEX_BINDING_STRIDE 0x82D8
+#define GL_VERTEX_SUBROUTINE 0x92E8
+#define GL_VERTEX_SUBROUTINE_UNIFORM 0x92EE
+#define GL_VERTEX_TEXTURE 0x829B
+#define GL_VIEW_CLASS_128_BITS 0x82C4
+#define GL_VIEW_CLASS_16_BITS 0x82CA
+#define GL_VIEW_CLASS_24_BITS 0x82C9
+#define GL_VIEW_CLASS_32_BITS 0x82C8
+#define GL_VIEW_CLASS_48_BITS 0x82C7
+#define GL_VIEW_CLASS_64_BITS 0x82C6
+#define GL_VIEW_CLASS_8_BITS 0x82CB
+#define GL_VIEW_CLASS_96_BITS 0x82C5
+#define GL_VIEW_CLASS_BPTC_FLOAT 0x82D3
+#define GL_VIEW_CLASS_BPTC_UNORM 0x82D2
+#define GL_VIEW_CLASS_RGTC1_RED 0x82D0
+#define GL_VIEW_CLASS_RGTC2_RG 0x82D1
+#define GL_VIEW_CLASS_S3TC_DXT1_RGB 0x82CC
+#define GL_VIEW_CLASS_S3TC_DXT1_RGBA 0x82CD
+#define GL_VIEW_CLASS_S3TC_DXT3_RGBA 0x82CE
+#define GL_VIEW_CLASS_S3TC_DXT5_RGBA 0x82CF
+#define GL_VIEW_COMPATIBILITY_CLASS 0x82B6
+
+// 4.4
+#define GL_BUFFER_IMMUTABLE_STORAGE 0x821F
+#define GL_BUFFER_STORAGE_FLAGS 0x8220
+#define GL_CLEAR_TEXTURE 0x9365
+#define GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT 0x00004000
+#define GL_CLIENT_STORAGE_BIT 0x0200
+#define GL_DYNAMIC_STORAGE_BIT 0x0100
+#define GL_LOCATION_COMPONENT 0x934A
+#define GL_MAP_COHERENT_BIT 0x0080
+#define GL_MAP_PERSISTENT_BIT 0x0040
+#define GL_MAX_VERTEX_ATTRIB_STRIDE 0x82E5
+#define GL_MIRROR_CLAMP_TO_EDGE 0x8743
+#define GL_PRIMITIVE_RESTART_FOR_PATCHES_SUPPORTED 0x8221
+#define GL_QUERY_BUFFER 0x9192
+#define GL_QUERY_BUFFER_BARRIER_BIT 0x00008000
+#define GL_QUERY_BUFFER_BINDING 0x9193
+#define GL_QUERY_RESULT_NO_WAIT 0x9194
+#define GL_TEXTURE_BUFFER_BINDING 0x8C2A
+#define GL_TRANSFORM_FEEDBACK_BUFFER_INDEX 0x934B
+#define GL_TRANSFORM_FEEDBACK_BUFFER_STRIDE 0x934C
+
+// 4.5
+#define GL_CLIP_DEPTH_MODE 0x935D
+#define GL_CLIP_ORIGIN 0x935C
+#define GL_CONTEXT_FLAG_ROBUST_ACCESS_BIT 0x00000004
+#define GL_CONTEXT_LOST 0x0507
+#define GL_CONTEXT_RELEASE_BEHAVIOR 0x82FB
+#define GL_CONTEXT_RELEASE_BEHAVIOR_FLUSH 0x82FC
+#define GL_GUILTY_CONTEXT_RESET 0x8253
+#define GL_INNOCENT_CONTEXT_RESET 0x8254
+#define GL_LOSE_CONTEXT_ON_RESET 0x8252
+#define GL_MAX_COMBINED_CLIP_AND_CULL_DISTANCES 0x82FA
+#define GL_MAX_CULL_DISTANCES 0x82F9
+#define GL_NEGATIVE_ONE_TO_ONE 0x935E
+#define GL_NO_RESET_NOTIFICATION 0x8261
+#define GL_QUERY_BY_REGION_NO_WAIT_INVERTED 0x8E1A
+#define GL_QUERY_BY_REGION_WAIT_INVERTED 0x8E19
+#define GL_QUERY_NO_WAIT_INVERTED 0x8E18
+#define GL_QUERY_TARGET 0x82EA
+#define GL_QUERY_WAIT_INVERTED 0x8E17
+#define GL_RESET_NOTIFICATION_STRATEGY 0x8256
+#define GL_TEXTURE_TARGET 0x1006
+#define GL_UNKNOWN_CONTEXT_RESET 0x8255
+#define GL_ZERO_TO_ONE 0x935F
+
+#endif // LIBANGLE_RENDERER_GL_FUNCTIONSGLENUMS_H_

src/libANGLE/renderer/gl/functionsgl_typedefs.h

+//
+// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// functionsgl_typedefs.h: Typedefs of OpenGL types and functions for versions 1.0 through 4.5.
+
+#ifndef LIBANGLE_RENDERER_GL_FUNCTIONSGLTYPEDEFS_H_
+#define LIBANGLE_RENDERER_GL_FUNCTIONSGLTYPEDEFS_H_
+
+#include "common/platform.h"
+
+#include <stdint.h>
+
+#ifndef INTERNAL_GL_APICALL
+#   define INTERNAL_GL_APICALL
+#endif
+
+#ifndef INTERNAL_GL_APIENTRY
+#   ifdef ANGLE_PLATFORM_WINDOWS
+#       define INTERNAL_GL_APIENTRY __stdcall
+#   else
+#       define INTERNAL_GL_APIENTRY
+#   endif
+#endif
+
+namespace rx
+{
+
+typedef unsigned int GLenum;
+typedef unsigned char GLboolean;
+typedef unsigned int GLbitfield;
+typedef void GLvoid;
+typedef signed char GLbyte;
+typedef short GLshort;
+typedef int GLint;
+typedef unsigned char GLubyte;
+typedef unsigned short GLushort;
+typedef unsigned int GLuint;
+typedef int GLsizei;
+typedef float GLfloat;
+typedef float GLclampf;
+typedef double GLdouble;
+typedef double GLclampd;
+typedef char GLchar;
+
+typedef unsigned short GLhalf;
+typedef GLint GLfixed;
+typedef ptrdiff_t GLintptr;
+typedef ptrdiff_t GLsizeiptr;
+typedef int64_t GLint64;
+typedef uint64_t GLuint64;
+typedef int64_t GLint64EXT;
+typedef uint64_t GLuint64EXT;
+typedef struct __GLsync *GLsync;
+typedef void (INTERNAL_GL_APIENTRY *GLDEBUGPROC)(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const GLchar *message, const void *userParam);
+typedef void (INTERNAL_GL_APIENTRY *GLDEBUGPROCARB)(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const GLchar *message, const void *userParam);
+typedef void (INTERNAL_GL_APIENTRY *GLDEBUGPROCAMD)(GLuint id, GLenum category, GLenum severity, GLsizei length, const GLchar *message, void *userParam);
+
+// 1.0
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDFUNCPROC)(GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARPROC)(GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARCOLORPROC)(GLfloat, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARDEPTHPROC)(GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARSTENCILPROC)(GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOLORMASKPROC)(GLboolean, GLboolean, GLboolean, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLCULLFACEPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEPTHFUNCPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEPTHMASKPROC)(GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEPTHRANGEPROC)(GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLDISABLEPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWBUFFERPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLENABLEPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLFINISHPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLFLUSHPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLFRONTFACEPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETBOOLEANVPROC)(GLenum, GLboolean *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETDOUBLEVPROC)(GLenum, GLdouble *);
+typedef GLenum (INTERNAL_GL_APICALL *PFNGLGETERRORPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLGETFLOATVPROC)(GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETINTEGERVPROC)(GLenum, GLint *);
+typedef const GLubyte * (INTERNAL_GL_APICALL *PFNGLGETSTRINGPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXIMAGEPROC)(GLenum, GLint, GLenum, GLenum, GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXLEVELPARAMETERFVPROC)(GLenum, GLint, GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXLEVELPARAMETERIVPROC)(GLenum, GLint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXPARAMETERFVPROC)(GLenum, GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXPARAMETERIVPROC)(GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLHINTPROC)(GLenum, GLenum);
+typedef GLboolean (INTERNAL_GL_APICALL *PFNGLISENABLEDPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLLINEWIDTHPROC)(GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLLOGICOPPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLPIXELSTOREFPROC)(GLenum, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPIXELSTOREIPROC)(GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOINTSIZEPROC)(GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOLYGONMODEPROC)(GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLREADBUFFERPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLREADPIXELSPROC)(GLint, GLint, GLsizei, GLsizei, GLenum, GLenum, GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSCISSORPROC)(GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLSTENCILFUNCPROC)(GLenum, GLint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLSTENCILMASKPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLSTENCILOPPROC)(GLenum, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXIMAGE1DPROC)(GLenum, GLint, GLint, GLsizei, GLint, GLenum, GLenum, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXIMAGE2DPROC)(GLenum, GLint, GLint, GLsizei, GLsizei, GLint, GLenum, GLenum, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXPARAMETERFPROC)(GLenum, GLenum, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXPARAMETERFVPROC)(GLenum, GLenum, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXPARAMETERIPROC)(GLenum, GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXPARAMETERIVPROC)(GLenum, GLenum, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVIEWPORTPROC)(GLint, GLint, GLsizei, GLsizei);
+
+// 1.1
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDTEXTUREPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXIMAGE1DPROC)(GLenum, GLint, GLenum, GLint, GLint, GLsizei, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXIMAGE2DPROC)(GLenum, GLint, GLenum, GLint, GLint, GLsizei, GLsizei, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXSUBIMAGE1DPROC)(GLenum, GLint, GLint, GLint, GLint, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXSUBIMAGE2DPROC)(GLenum, GLint, GLint, GLint, GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETETEXTURESPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWARRAYSPROC)(GLenum, GLint, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSPROC)(GLenum, GLsizei, GLenum, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENTEXTURESPROC)(GLsizei, GLuint *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISTEXTUREPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOLYGONOFFSETPROC)(GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSUBIMAGE1DPROC)(GLenum, GLint, GLint, GLsizei, GLenum, GLenum, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSUBIMAGE2DPROC)(GLenum, GLint, GLint, GLint, GLsizei, GLsizei, GLenum, GLenum, const GLvoid *);
+
+// 1.2
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDCOLORPROC)(GLfloat, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDEQUATIONPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXSUBIMAGE3DPROC)(GLenum, GLint, GLint, GLint, GLint, GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWRANGEELEMENTSPROC)(GLenum, GLuint, GLuint, GLsizei, GLenum, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXIMAGE3DPROC)(GLenum, GLint, GLint, GLsizei, GLsizei, GLsizei, GLint, GLenum, GLenum, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSUBIMAGE3DPROC)(GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLenum, const GLvoid *);
+
+// 1.3
+typedef void (INTERNAL_GL_APICALL *PFNGLACTIVETEXTUREPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXIMAGE1DPROC)(GLenum, GLint, GLenum, GLsizei, GLint, GLsizei, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXIMAGE2DPROC)(GLenum, GLint, GLenum, GLsizei, GLsizei, GLint, GLsizei, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXIMAGE3DPROC)(GLenum, GLint, GLenum, GLsizei, GLsizei, GLsizei, GLint, GLsizei, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXSUBIMAGE1DPROC)(GLenum, GLint, GLint, GLsizei, GLenum, GLsizei, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC)(GLenum, GLint, GLint, GLint, GLsizei, GLsizei, GLenum, GLsizei, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXSUBIMAGE3DPROC)(GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLsizei, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETCOMPRESSEDTEXIMAGEPROC)(GLenum, GLint, GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLECOVERAGEPROC)(GLfloat, GLboolean);
+
+// 1.4
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDFUNCSEPARATEPROC)(GLenum, GLenum, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLMULTIDRAWARRAYSPROC)(GLenum, const GLint *, const GLsizei *, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLMULTIDRAWELEMENTSPROC)(GLenum, const GLsizei *, GLenum, const GLvoid *const*, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOINTPARAMETERFPROC)(GLenum, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOINTPARAMETERFVPROC)(GLenum, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOINTPARAMETERIPROC)(GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOINTPARAMETERIVPROC)(GLenum, const GLint *);
+
+// 1.5
+typedef void (INTERNAL_GL_APICALL *PFNGLBEGINQUERYPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDBUFFERPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBUFFERDATAPROC)(GLenum, GLsizeiptr, const GLvoid *, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLBUFFERSUBDATAPROC)(GLenum, GLintptr, GLsizeiptr, const GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETEBUFFERSPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETEQUERIESPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLENDQUERYPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENBUFFERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENQUERIESPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETBUFFERPARAMETERIVPROC)(GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETBUFFERPOINTERVPROC)(GLenum, GLenum, GLvoid **);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETBUFFERSUBDATAPROC)(GLenum, GLintptr, GLsizeiptr, GLvoid *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYOBJECTIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYOBJECTUIVPROC)(GLuint, GLenum, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYIVPROC)(GLenum, GLenum, GLint *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISBUFFERPROC)(GLuint);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISQUERYPROC)(GLuint);
+typedef void * (INTERNAL_GL_APICALL *PFNGLMAPBUFFERPROC)(GLenum, GLenum);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLUNMAPBUFFERPROC)(GLenum);
+
+// 2.0
+typedef void (INTERNAL_GL_APICALL *PFNGLATTACHSHADERPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDATTRIBLOCATIONPROC)(GLuint, GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDEQUATIONSEPARATEPROC)(GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPILESHADERPROC)(GLuint);
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLCREATEPROGRAMPROC)();
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLCREATESHADERPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETEPROGRAMPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETESHADERPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDETACHSHADERPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDISABLEVERTEXATTRIBARRAYPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWBUFFERSPROC)(GLsizei, const GLenum *);
+typedef void (INTERNAL_GL_APICALL *PFNGLENABLEVERTEXATTRIBARRAYPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEATTRIBPROC)(GLuint, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEUNIFORMPROC)(GLuint, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETATTACHEDSHADERSPROC)(GLuint, GLsizei, GLsizei *, GLuint *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETATTRIBLOCATIONPROC)(GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMINFOLOGPROC)(GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSHADERINFOLOGPROC)(GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSHADERSOURCEPROC)(GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSHADERIVPROC)(GLuint, GLenum, GLint *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETUNIFORMLOCATIONPROC)(GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETUNIFORMFVPROC)(GLuint, GLint, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETUNIFORMIVPROC)(GLuint, GLint, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBPOINTERVPROC)(GLuint, GLenum, GLvoid **);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBDVPROC)(GLuint, GLenum, GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBFVPROC)(GLuint, GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBIVPROC)(GLuint, GLenum, GLint *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISPROGRAMPROC)(GLuint);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISSHADERPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLLINKPROGRAMPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLSHADERSOURCEPROC)(GLuint, GLsizei, const GLchar *const*, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSTENCILFUNCSEPARATEPROC)(GLenum, GLenum, GLint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLSTENCILMASKSEPARATEPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLSTENCILOPSEPARATEPROC)(GLenum, GLenum, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1FPROC)(GLint, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1FVPROC)(GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1IPROC)(GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1IVPROC)(GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2FPROC)(GLint, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2FVPROC)(GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2IPROC)(GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2IVPROC)(GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3FPROC)(GLint, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3FVPROC)(GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3IPROC)(GLint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3IVPROC)(GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4FPROC)(GLint, GLfloat, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4FVPROC)(GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4IPROC)(GLint, GLint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4IVPROC)(GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX2FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX3FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX4FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUSEPROGRAMPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVALIDATEPROGRAMPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB1DPROC)(GLuint, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB1DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB1FPROC)(GLuint, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB1FVPROC)(GLuint, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB1SPROC)(GLuint, GLshort);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB1SVPROC)(GLuint, const GLshort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB2DPROC)(GLuint, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB2DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB2FPROC)(GLuint, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB2FVPROC)(GLuint, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB2SPROC)(GLuint, GLshort, GLshort);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB2SVPROC)(GLuint, const GLshort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB3DPROC)(GLuint, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB3DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB3FPROC)(GLuint, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB3FVPROC)(GLuint, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB3SPROC)(GLuint, GLshort, GLshort, GLshort);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB3SVPROC)(GLuint, const GLshort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NBVPROC)(GLuint, const GLbyte *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NIVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NSVPROC)(GLuint, const GLshort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NUBPROC)(GLuint, GLubyte, GLubyte, GLubyte, GLubyte);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NUBVPROC)(GLuint, const GLubyte *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NUIVPROC)(GLuint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4NUSVPROC)(GLuint, const GLushort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4BVPROC)(GLuint, const GLbyte *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4DPROC)(GLuint, GLdouble, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4FPROC)(GLuint, GLfloat, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4FVPROC)(GLuint, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4IVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4SPROC)(GLuint, GLshort, GLshort, GLshort, GLshort);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4SVPROC)(GLuint, const GLshort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4UBVPROC)(GLuint, const GLubyte *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4UIVPROC)(GLuint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIB4USVPROC)(GLuint, const GLushort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBPOINTERPROC)(GLuint, GLint, GLenum, GLboolean, GLsizei, const GLvoid *);
+
+// 2.1
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX2X3FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX2X4FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX3X2FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX3X4FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX4X2FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX4X3FVPROC)(GLint, GLsizei, GLboolean, const GLfloat *);
+
+// 3.0
+typedef void (INTERNAL_GL_APICALL *PFNGLBEGINCONDITIONALRENDERPROC)(GLuint, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLBEGINTRANSFORMFEEDBACKPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDBUFFERBASEPROC)(GLenum, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDBUFFERRANGEPROC)(GLenum, GLuint, GLuint, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDFRAGDATALOCATIONPROC)(GLuint, GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDFRAMEBUFFERPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDRENDERBUFFERPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDVERTEXARRAYPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLITFRAMEBUFFERPROC)(GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLbitfield, GLenum);
+typedef GLenum(INTERNAL_GL_APICALL *PFNGLCHECKFRAMEBUFFERSTATUSPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLAMPCOLORPROC)(GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARBUFFERFIPROC)(GLenum, GLint, GLfloat, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARBUFFERFVPROC)(GLenum, GLint, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARBUFFERIVPROC)(GLenum, GLint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARBUFFERUIVPROC)(GLenum, GLint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOLORMASKIPROC)(GLuint, GLboolean, GLboolean, GLboolean, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETEFRAMEBUFFERSPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETERENDERBUFFERSPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETEVERTEXARRAYSPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDISABLEIPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLENABLEIPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLENDCONDITIONALRENDERPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLENDTRANSFORMFEEDBACKPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLFLUSHMAPPEDBUFFERRANGEPROC)(GLenum, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERRENDERBUFFERPROC)(GLenum, GLenum, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERTEXTURE1DPROC)(GLenum, GLenum, GLenum, GLuint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERTEXTURE2DPROC)(GLenum, GLenum, GLenum, GLuint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERTEXTURE3DPROC)(GLenum, GLenum, GLenum, GLuint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERTEXTURELAYERPROC)(GLenum, GLenum, GLuint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENFRAMEBUFFERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENRENDERBUFFERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENVERTEXARRAYSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENERATEMIPMAPPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETBOOLEANI_VPROC)(GLenum, GLuint, GLboolean *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETFRAGDATALOCATIONPROC)(GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC)(GLenum, GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETINTEGERI_VPROC)(GLenum, GLuint, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETRENDERBUFFERPARAMETERIVPROC)(GLenum, GLenum, GLint *);
+typedef const GLubyte * (INTERNAL_GL_APICALL *PFNGLGETSTRINGIPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXPARAMETERIIVPROC)(GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXPARAMETERIUIVPROC)(GLenum, GLenum, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTRANSFORMFEEDBACKVARYINGPROC)(GLuint, GLuint, GLsizei, GLsizei *, GLsizei *, GLenum *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETUNIFORMUIVPROC)(GLuint, GLint, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBIIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBIUIVPROC)(GLuint, GLenum, GLuint *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISENABLEDIPROC)(GLenum, GLuint);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISFRAMEBUFFERPROC)(GLuint);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISRENDERBUFFERPROC)(GLuint);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISVERTEXARRAYPROC)(GLuint);
+typedef void * (INTERNAL_GL_APICALL *PFNGLMAPBUFFERRANGEPROC)(GLenum, GLintptr, GLsizeiptr, GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLRENDERBUFFERSTORAGEPROC)(GLenum, GLenum, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC)(GLenum, GLsizei, GLenum, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXPARAMETERIIVPROC)(GLenum, GLenum, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXPARAMETERIUIVPROC)(GLenum, GLenum, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTRANSFORMFEEDBACKVARYINGSPROC)(GLuint, GLsizei, const GLchar *const*, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1UIPROC)(GLint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1UIVPROC)(GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2UIPROC)(GLint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2UIVPROC)(GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3UIPROC)(GLint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3UIVPROC)(GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4UIPROC)(GLint, GLuint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4UIVPROC)(GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI1IPROC)(GLuint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI1IVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI1UIPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI1UIVPROC)(GLuint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI2IPROC)(GLuint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI2IVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI2UIPROC)(GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI2UIVPROC)(GLuint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI3IPROC)(GLuint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI3IVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI3UIPROC)(GLuint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI3UIVPROC)(GLuint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4BVPROC)(GLuint, const GLbyte *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4IPROC)(GLuint, GLint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4IVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4SVPROC)(GLuint, const GLshort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4UBVPROC)(GLuint, const GLubyte *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4UIPROC)(GLuint, GLuint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4UIVPROC)(GLuint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBI4USVPROC)(GLuint, const GLushort *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBIPOINTERPROC)(GLuint, GLint, GLenum, GLsizei, const GLvoid *);
+
+// 3.1
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYBUFFERSUBDATAPROC)(GLenum, GLenum, GLintptr, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWARRAYSINSTANCEDPROC)(GLenum, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSINSTANCEDPROC)(GLenum, GLsizei, GLenum, const GLvoid *, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEUNIFORMBLOCKNAMEPROC)(GLuint, GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEUNIFORMBLOCKIVPROC)(GLuint, GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEUNIFORMNAMEPROC)(GLuint, GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEUNIFORMSIVPROC)(GLuint, GLsizei, const GLuint *, GLenum, GLint *);
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLGETUNIFORMBLOCKINDEXPROC)(GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETUNIFORMINDICESPROC)(GLuint, GLsizei, const GLchar *const*, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPRIMITIVERESTARTINDEXPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXBUFFERPROC)(GLenum, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMBLOCKBINDINGPROC)(GLuint, GLuint, GLuint);
+
+// 3.2
+typedef GLenum(INTERNAL_GL_APICALL *PFNGLCLIENTWAITSYNCPROC)(GLsync, GLbitfield, GLuint64);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETESYNCPROC)(GLsync);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSBASEVERTEXPROC)(GLenum, GLsizei, GLenum, const GLvoid *, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXPROC)(GLenum, GLsizei, GLenum, const GLvoid *, GLsizei, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWRANGEELEMENTSBASEVERTEXPROC)(GLenum, GLuint, GLuint, GLsizei, GLenum, const GLvoid *, GLint);
+typedef GLsync(INTERNAL_GL_APICALL *PFNGLFENCESYNCPROC)(GLenum, GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERTEXTUREPROC)(GLenum, GLenum, GLuint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETBUFFERPARAMETERI64VPROC)(GLenum, GLenum, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETINTEGER64I_VPROC)(GLenum, GLuint, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETINTEGER64VPROC)(GLenum, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETMULTISAMPLEFVPROC)(GLenum, GLuint, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSYNCIVPROC)(GLsync, GLenum, GLsizei, GLsizei *, GLint *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISSYNCPROC)(GLsync);
+typedef void (INTERNAL_GL_APICALL *PFNGLMULTIDRAWELEMENTSBASEVERTEXPROC)(GLenum, const GLsizei *, GLenum, const GLvoid *const*, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROVOKINGVERTEXPROC)(GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLEMASKIPROC)(GLuint, GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXIMAGE2DMULTISAMPLEPROC)(GLenum, GLsizei, GLint, GLsizei, GLsizei, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXIMAGE3DMULTISAMPLEPROC)(GLenum, GLsizei, GLint, GLsizei, GLsizei, GLsizei, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLWAITSYNCPROC)(GLsync, GLbitfield, GLuint64);
+
+// 3.3
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDFRAGDATALOCATIONINDEXEDPROC)(GLuint, GLuint, GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDSAMPLERPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETESAMPLERSPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENSAMPLERSPROC)(GLsizei, GLuint *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETFRAGDATAINDEXPROC)(GLuint, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYOBJECTI64VPROC)(GLuint, GLenum, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYOBJECTUI64VPROC)(GLuint, GLenum, GLuint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSAMPLERPARAMETERIIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSAMPLERPARAMETERIUIVPROC)(GLuint, GLenum, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSAMPLERPARAMETERFVPROC)(GLuint, GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSAMPLERPARAMETERIVPROC)(GLuint, GLenum, GLint *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISSAMPLERPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLQUERYCOUNTERPROC)(GLuint, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLERPARAMETERIIVPROC)(GLuint, GLenum, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLERPARAMETERIUIVPROC)(GLuint, GLenum, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLERPARAMETERFPROC)(GLuint, GLenum, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLERPARAMETERFVPROC)(GLuint, GLenum, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLERPARAMETERIPROC)(GLuint, GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLSAMPLERPARAMETERIVPROC)(GLuint, GLenum, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBDIVISORPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP1UIPROC)(GLuint, GLenum, GLboolean, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP1UIVPROC)(GLuint, GLenum, GLboolean, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP2UIPROC)(GLuint, GLenum, GLboolean, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP2UIVPROC)(GLuint, GLenum, GLboolean, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP3UIPROC)(GLuint, GLenum, GLboolean, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP3UIVPROC)(GLuint, GLenum, GLboolean, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP4UIPROC)(GLuint, GLenum, GLboolean, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBP4UIVPROC)(GLuint, GLenum, GLboolean, const GLuint *);
+
+// 4.0
+typedef void (INTERNAL_GL_APICALL *PFNGLBEGINQUERYINDEXEDPROC)(GLenum, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDTRANSFORMFEEDBACKPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDEQUATIONSEPARATEIPROC)(GLuint, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDEQUATIONIPROC)(GLuint, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDFUNCSEPARATEIPROC)(GLuint, GLenum, GLenum, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLENDFUNCIPROC)(GLuint, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETETRANSFORMFEEDBACKSPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWARRAYSINDIRECTPROC)(GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSINDIRECTPROC)(GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWTRANSFORMFEEDBACKPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWTRANSFORMFEEDBACKSTREAMPROC)(GLenum, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLENDQUERYINDEXEDPROC)(GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENTRANSFORMFEEDBACKSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVESUBROUTINENAMEPROC)(GLuint, GLenum, GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVESUBROUTINEUNIFORMNAMEPROC)(GLuint, GLenum, GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVESUBROUTINEUNIFORMIVPROC)(GLuint, GLenum, GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMSTAGEIVPROC)(GLuint, GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYINDEXEDIVPROC)(GLenum, GLuint, GLenum, GLint *);
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLGETSUBROUTINEINDEXPROC)(GLuint, GLenum, const GLchar *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETSUBROUTINEUNIFORMLOCATIONPROC)(GLuint, GLenum, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETUNIFORMSUBROUTINEUIVPROC)(GLenum, GLint, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETUNIFORMDVPROC)(GLuint, GLint, GLdouble *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISTRANSFORMFEEDBACKPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLMINSAMPLESHADINGPROC)(GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPATCHPARAMETERFVPROC)(GLenum, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPATCHPARAMETERIPROC)(GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPAUSETRANSFORMFEEDBACKPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLRESUMETRANSFORMFEEDBACKPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1DPROC)(GLint, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM1DVPROC)(GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2DPROC)(GLint, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM2DVPROC)(GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3DPROC)(GLint, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM3DVPROC)(GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4DPROC)(GLint, GLdouble, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORM4DVPROC)(GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX2DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX2X3DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX2X4DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX3DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX3X2DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX3X4DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX4DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX4X2DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMMATRIX4X3DVPROC)(GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLUNIFORMSUBROUTINESUIVPROC)(GLenum, GLsizei, const GLuint *);
+
+// 4.1
+typedef void (INTERNAL_GL_APICALL *PFNGLACTIVESHADERPROGRAMPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDPROGRAMPIPELINEPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARDEPTHFPROC)(GLfloat);
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLCREATESHADERPROGRAMVPROC)(GLenum, GLsizei, const GLchar *const*);
+typedef void (INTERNAL_GL_APICALL *PFNGLDELETEPROGRAMPIPELINESPROC)(GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEPTHRANGEARRAYVPROC)(GLuint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEPTHRANGEINDEXEDPROC)(GLuint, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEPTHRANGEFPROC)(GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENPROGRAMPIPELINESPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETDOUBLEI_VPROC)(GLenum, GLuint, GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETFLOATI_VPROC)(GLenum, GLuint, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMBINARYPROC)(GLuint, GLsizei, GLsizei *, GLenum *, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMPIPELINEINFOLOGPROC)(GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMPIPELINEIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETSHADERPRECISIONFORMATPROC)(GLenum, GLenum, GLint *, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXATTRIBLDVPROC)(GLuint, GLenum, GLdouble *);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLISPROGRAMPIPELINEPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMBINARYPROC)(GLuint, GLenum, const void *, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMPARAMETERIPROC)(GLuint, GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1DPROC)(GLuint, GLint, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1DVPROC)(GLuint, GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1FPROC)(GLuint, GLint, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1FVPROC)(GLuint, GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1IPROC)(GLuint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1IVPROC)(GLuint, GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1UIPROC)(GLuint, GLint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM1UIVPROC)(GLuint, GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2DPROC)(GLuint, GLint, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2DVPROC)(GLuint, GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2FPROC)(GLuint, GLint, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2FVPROC)(GLuint, GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2IPROC)(GLuint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2IVPROC)(GLuint, GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2UIPROC)(GLuint, GLint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM2UIVPROC)(GLuint, GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3DPROC)(GLuint, GLint, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3DVPROC)(GLuint, GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3FPROC)(GLuint, GLint, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3FVPROC)(GLuint, GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3IPROC)(GLuint, GLint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3IVPROC)(GLuint, GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3UIPROC)(GLuint, GLint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM3UIVPROC)(GLuint, GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4DPROC)(GLuint, GLint, GLdouble, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4DVPROC)(GLuint, GLint, GLsizei, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4FPROC)(GLuint, GLint, GLfloat, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4FVPROC)(GLuint, GLint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4IPROC)(GLuint, GLint, GLint, GLint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4IVPROC)(GLuint, GLint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4UIPROC)(GLuint, GLint, GLuint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORM4UIVPROC)(GLuint, GLint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX2DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX2FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX2X3DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX2X3FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX2X4DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX2X4FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX3DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX3FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX3X2DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX3X2FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX3X4DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX3X4FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX4DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX4FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX4X2DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX4X2FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX4X3DVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPROGRAMUNIFORMMATRIX4X3FVPROC)(GLuint, GLint, GLsizei, GLboolean, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLRELEASESHADERCOMPILERPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLSCISSORARRAYVPROC)(GLuint, GLsizei, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSCISSORINDEXEDPROC)(GLuint, GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLSCISSORINDEXEDVPROC)(GLuint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSHADERBINARYPROC)(GLsizei, const GLuint *, GLenum, const void *, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLUSEPROGRAMSTAGESPROC)(GLuint, GLbitfield, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVALIDATEPROGRAMPIPELINEPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL1DPROC)(GLuint, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL1DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL2DPROC)(GLuint, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL2DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL3DPROC)(GLuint, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL3DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL4DPROC)(GLuint, GLdouble, GLdouble, GLdouble, GLdouble);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBL4DVPROC)(GLuint, const GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBLPOINTERPROC)(GLuint, GLint, GLenum, GLsizei, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVIEWPORTARRAYVPROC)(GLuint, GLsizei, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLVIEWPORTINDEXEDFPROC)(GLuint, GLfloat, GLfloat, GLfloat, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLVIEWPORTINDEXEDFVPROC)(GLuint, const GLfloat *);
+
+// 4.2
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDIMAGETEXTUREPROC)(GLuint, GLuint, GLint, GLboolean, GLint, GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWARRAYSINSTANCEDBASEINSTANCEPROC)(GLenum, GLint, GLsizei, GLsizei, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSINSTANCEDBASEINSTANCEPROC)(GLenum, GLsizei, GLenum, const void *, GLsizei, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEPROC)(GLenum, GLsizei, GLenum, const void *, GLsizei, GLint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWTRANSFORMFEEDBACKINSTANCEDPROC)(GLenum, GLuint, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLDRAWTRANSFORMFEEDBACKSTREAMINSTANCEDPROC)(GLenum, GLuint, GLuint, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETACTIVEATOMICCOUNTERBUFFERIVPROC)(GLuint, GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETINTERNALFORMATIVPROC)(GLenum, GLenum, GLenum, GLsizei, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLMEMORYBARRIERPROC)(GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSTORAGE1DPROC)(GLenum, GLsizei, GLenum, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSTORAGE2DPROC)(GLenum, GLsizei, GLenum, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSTORAGE3DPROC)(GLenum, GLsizei, GLenum, GLsizei, GLsizei, GLsizei);
+
+// 4.3
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDVERTEXBUFFERPROC)(GLuint, GLuint, GLintptr, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARBUFFERDATAPROC)(GLenum, GLenum, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARBUFFERSUBDATAPROC)(GLenum, GLenum, GLintptr, GLsizeiptr, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYIMAGESUBDATAPROC)(GLuint, GLenum, GLint, GLint, GLint, GLint, GLuint, GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEBUGMESSAGECALLBACKPROC)(GLDEBUGPROC, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEBUGMESSAGECONTROLPROC)(GLenum, GLenum, GLenum, GLsizei, const GLuint *, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLDEBUGMESSAGEINSERTPROC)(GLenum, GLenum, GLuint, GLenum, GLsizei, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDISPATCHCOMPUTEPROC)(GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLDISPATCHCOMPUTEINDIRECTPROC)(GLintptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLFRAMEBUFFERPARAMETERIPROC)(GLenum, GLenum, GLint);
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLGETDEBUGMESSAGELOGPROC)(GLuint, GLsizei, GLenum *, GLenum *, GLuint *, GLenum *, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETFRAMEBUFFERPARAMETERIVPROC)(GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETINTERNALFORMATI64VPROC)(GLenum, GLenum, GLenum, GLsizei, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETOBJECTLABELPROC)(GLenum, GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETOBJECTPTRLABELPROC)(const void *, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMINTERFACEIVPROC)(GLuint, GLenum, GLenum, GLint *);
+typedef GLuint(INTERNAL_GL_APICALL *PFNGLGETPROGRAMRESOURCEINDEXPROC)(GLuint, GLenum, const GLchar *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETPROGRAMRESOURCELOCATIONPROC)(GLuint, GLenum, const GLchar *);
+typedef GLint(INTERNAL_GL_APICALL *PFNGLGETPROGRAMRESOURCELOCATIONINDEXPROC)(GLuint, GLenum, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMRESOURCENAMEPROC)(GLuint, GLenum, GLuint, GLsizei, GLsizei *, GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETPROGRAMRESOURCEIVPROC)(GLuint, GLenum, GLuint, GLsizei, const GLenum *, GLsizei, GLsizei *, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATEBUFFERDATAPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATEBUFFERSUBDATAPROC)(GLuint, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATEFRAMEBUFFERPROC)(GLenum, GLsizei, const GLenum *);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATESUBFRAMEBUFFERPROC)(GLenum, GLsizei, const GLenum *, GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATETEXIMAGEPROC)(GLuint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATETEXSUBIMAGEPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLMULTIDRAWARRAYSINDIRECTPROC)(GLenum, const void *, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLMULTIDRAWELEMENTSINDIRECTPROC)(GLenum, GLenum, const void *, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLOBJECTLABELPROC)(GLenum, GLuint, GLsizei, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLOBJECTPTRLABELPROC)(const void *, GLsizei, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLPOPDEBUGGROUPPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLPUSHDEBUGGROUPPROC)(GLenum, GLuint, GLsizei, const GLchar *);
+typedef void (INTERNAL_GL_APICALL *PFNGLSHADERSTORAGEBLOCKBINDINGPROC)(GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXBUFFERRANGEPROC)(GLenum, GLenum, GLuint, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSTORAGE2DMULTISAMPLEPROC)(GLenum, GLsizei, GLenum, GLsizei, GLsizei, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXSTORAGE3DMULTISAMPLEPROC)(GLenum, GLsizei, GLenum, GLsizei, GLsizei, GLsizei, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREVIEWPROC)(GLuint, GLenum, GLuint, GLenum, GLuint, GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBBINDINGPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBFORMATPROC)(GLuint, GLint, GLenum, GLboolean, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBIFORMATPROC)(GLuint, GLint, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXATTRIBLFORMATPROC)(GLuint, GLint, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXBINDINGDIVISORPROC)(GLuint, GLuint);
+
+// 4.4
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDBUFFERSBASEPROC)(GLenum, GLuint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDBUFFERSRANGEPROC)(GLenum, GLuint, GLsizei, const GLuint *, const GLintptr *, const GLsizeiptr *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDIMAGETEXTURESPROC)(GLuint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDSAMPLERSPROC)(GLuint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDTEXTURESPROC)(GLuint, GLsizei, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDVERTEXBUFFERSPROC)(GLuint, GLsizei, const GLuint *, const GLintptr *, const GLsizei *);
+typedef void (INTERNAL_GL_APICALL *PFNGLBUFFERSTORAGEPROC)(GLenum, GLsizeiptr, const void *, GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARTEXIMAGEPROC)(GLuint, GLint, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARTEXSUBIMAGEPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLenum, const void *);
+
+// 4.5
+typedef void (INTERNAL_GL_APICALL *PFNGLBINDTEXTUREUNITPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLBLITNAMEDFRAMEBUFFERPROC)(GLuint, GLuint, GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLbitfield, GLenum);
+typedef GLenum(INTERNAL_GL_APICALL *PFNGLCHECKNAMEDFRAMEBUFFERSTATUSPROC)(GLuint, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARNAMEDBUFFERDATAPROC)(GLuint, GLenum, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARNAMEDBUFFERSUBDATAPROC)(GLuint, GLenum, GLintptr, GLsizeiptr, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARNAMEDFRAMEBUFFERFIPROC)(GLuint, GLenum, const GLfloat, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARNAMEDFRAMEBUFFERFVPROC)(GLuint, GLenum, GLint, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARNAMEDFRAMEBUFFERIVPROC)(GLuint, GLenum, GLint, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLEARNAMEDFRAMEBUFFERUIVPROC)(GLuint, GLenum, GLint, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCLIPCONTROLPROC)(GLenum, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXTURESUBIMAGE1DPROC)(GLuint, GLint, GLint, GLsizei, GLenum, GLsizei, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXTURESUBIMAGE2DPROC)(GLuint, GLint, GLint, GLint, GLsizei, GLsizei, GLenum, GLsizei, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOMPRESSEDTEXTURESUBIMAGE3DPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLsizei, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYNAMEDBUFFERSUBDATAPROC)(GLuint, GLuint, GLintptr, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXTURESUBIMAGE1DPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXTURESUBIMAGE2DPROC)(GLuint, GLint, GLint, GLint, GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLCOPYTEXTURESUBIMAGE3DPROC)(GLuint, GLint, GLint, GLint, GLint, GLint, GLint, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATEBUFFERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATEFRAMEBUFFERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATEPROGRAMPIPELINESPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATEQUERIESPROC)(GLenum, GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATERENDERBUFFERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATESAMPLERSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATETEXTURESPROC)(GLenum, GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATETRANSFORMFEEDBACKSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLCREATEVERTEXARRAYSPROC)(GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLDISABLEVERTEXARRAYATTRIBPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLENABLEVERTEXARRAYATTRIBPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLFLUSHMAPPEDNAMEDBUFFERRANGEPROC)(GLuint, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLGENERATETEXTUREMIPMAPPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETCOMPRESSEDTEXTUREIMAGEPROC)(GLuint, GLint, GLsizei, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETCOMPRESSEDTEXTURESUBIMAGEPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLsizei, void *);
+typedef GLenum(INTERNAL_GL_APICALL *PFNGLGETGRAPHICSRESETSTATUSPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDBUFFERPARAMETERI64VPROC)(GLuint, GLenum, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDBUFFERPARAMETERIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDBUFFERPOINTERVPROC)(GLuint, GLenum, void **);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDBUFFERSUBDATAPROC)(GLuint, GLintptr, GLsizeiptr, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDFRAMEBUFFERATTACHMENTPARAMETERIVPROC)(GLuint, GLenum, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDFRAMEBUFFERPARAMETERIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNAMEDRENDERBUFFERPARAMETERIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYBUFFEROBJECTI64VPROC)(GLuint, GLuint, GLenum, GLintptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYBUFFEROBJECTIVPROC)(GLuint, GLuint, GLenum, GLintptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYBUFFEROBJECTUI64VPROC)(GLuint, GLuint, GLenum, GLintptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETQUERYBUFFEROBJECTUIVPROC)(GLuint, GLuint, GLenum, GLintptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTUREIMAGEPROC)(GLuint, GLint, GLenum, GLenum, GLsizei, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTURELEVELPARAMETERFVPROC)(GLuint, GLint, GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTURELEVELPARAMETERIVPROC)(GLuint, GLint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTUREPARAMETERIIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTUREPARAMETERIUIVPROC)(GLuint, GLenum, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTUREPARAMETERFVPROC)(GLuint, GLenum, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTUREPARAMETERIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTEXTURESUBIMAGEPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLenum, GLsizei, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTRANSFORMFEEDBACKI64_VPROC)(GLuint, GLenum, GLuint, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTRANSFORMFEEDBACKI_VPROC)(GLuint, GLenum, GLuint, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETTRANSFORMFEEDBACKIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXARRAYINDEXED64IVPROC)(GLuint, GLuint, GLenum, GLint64 *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXARRAYINDEXEDIVPROC)(GLuint, GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETVERTEXARRAYIVPROC)(GLuint, GLenum, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNCOMPRESSEDTEXIMAGEPROC)(GLenum, GLint, GLsizei, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNTEXIMAGEPROC)(GLenum, GLint, GLenum, GLenum, GLsizei, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNUNIFORMDVPROC)(GLuint, GLint, GLsizei, GLdouble *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNUNIFORMFVPROC)(GLuint, GLint, GLsizei, GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNUNIFORMIVPROC)(GLuint, GLint, GLsizei, GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLGETNUNIFORMUIVPROC)(GLuint, GLint, GLsizei, GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATENAMEDFRAMEBUFFERDATAPROC)(GLuint, GLsizei, const GLenum *);
+typedef void (INTERNAL_GL_APICALL *PFNGLINVALIDATENAMEDFRAMEBUFFERSUBDATAPROC)(GLuint, GLsizei, const GLenum *, GLint, GLint, GLsizei, GLsizei);
+typedef void *(INTERNAL_GL_APICALL *PFNGLMAPNAMEDBUFFERPROC)(GLuint, GLenum);
+typedef void *(INTERNAL_GL_APICALL *PFNGLMAPNAMEDBUFFERRANGEPROC)(GLuint, GLintptr, GLsizeiptr, GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLMEMORYBARRIERBYREGIONPROC)(GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDBUFFERDATAPROC)(GLuint, GLsizeiptr, const void *, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDBUFFERSTORAGEPROC)(GLuint, GLsizeiptr, const void *, GLbitfield);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDBUFFERSUBDATAPROC)(GLuint, GLintptr, GLsizeiptr, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERDRAWBUFFERPROC)(GLuint, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERDRAWBUFFERSPROC)(GLuint, GLsizei, const GLenum *);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERPARAMETERIPROC)(GLuint, GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERREADBUFFERPROC)(GLuint, GLenum);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERRENDERBUFFERPROC)(GLuint, GLenum, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERTEXTUREPROC)(GLuint, GLenum, GLuint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDFRAMEBUFFERTEXTURELAYERPROC)(GLuint, GLenum, GLuint, GLint, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDRENDERBUFFERSTORAGEPROC)(GLuint, GLenum, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLNAMEDRENDERBUFFERSTORAGEMULTISAMPLEPROC)(GLuint, GLsizei, GLenum, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLREADNPIXELSPROC)(GLint, GLint, GLsizei, GLsizei, GLenum, GLenum, GLsizei, void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREBARRIERPROC)();
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREBUFFERPROC)(GLuint, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREBUFFERRANGEPROC)(GLuint, GLenum, GLuint, GLintptr, GLsizeiptr);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREPARAMETERIIVPROC)(GLuint, GLenum, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREPARAMETERIUIVPROC)(GLuint, GLenum, const GLuint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREPARAMETERFPROC)(GLuint, GLenum, GLfloat);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREPARAMETERFVPROC)(GLuint, GLenum, const GLfloat *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREPARAMETERIPROC)(GLuint, GLenum, GLint);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTUREPARAMETERIVPROC)(GLuint, GLenum, const GLint *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESTORAGE1DPROC)(GLuint, GLsizei, GLenum, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESTORAGE2DPROC)(GLuint, GLsizei, GLenum, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESTORAGE2DMULTISAMPLEPROC)(GLuint, GLsizei, GLenum, GLsizei, GLsizei, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESTORAGE3DPROC)(GLuint, GLsizei, GLenum, GLsizei, GLsizei, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESTORAGE3DMULTISAMPLEPROC)(GLuint, GLsizei, GLenum, GLsizei, GLsizei, GLsizei, GLboolean);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESUBIMAGE1DPROC)(GLuint, GLint, GLint, GLsizei, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESUBIMAGE2DPROC)(GLuint, GLint, GLint, GLint, GLsizei, GLsizei, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTEXTURESUBIMAGE3DPROC)(GLuint, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLenum, const void *);
+typedef void (INTERNAL_GL_APICALL *PFNGLTRANSFORMFEEDBACKBUFFERBASEPROC)(GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLTRANSFORMFEEDBACKBUFFERRANGEPROC)(GLuint, GLuint, GLuint, GLintptr, GLsizeiptr);
+typedef GLboolean(INTERNAL_GL_APICALL *PFNGLUNMAPNAMEDBUFFERPROC)(GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYATTRIBBINDINGPROC)(GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYATTRIBFORMATPROC)(GLuint, GLuint, GLint, GLenum, GLboolean, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYATTRIBIFORMATPROC)(GLuint, GLuint, GLint, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYATTRIBLFORMATPROC)(GLuint, GLuint, GLint, GLenum, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYBINDINGDIVISORPROC)(GLuint, GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYELEMENTBUFFERPROC)(GLuint, GLuint);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYVERTEXBUFFERPROC)(GLuint, GLuint, GLuint, GLintptr, GLsizei);
+typedef void (INTERNAL_GL_APICALL *PFNGLVERTEXARRAYVERTEXBUFFERSPROC)(GLuint, GLuint, GLsizei, const GLuint *, const GLintptr *, const GLsizei *);
+
+}
+
+#endif // LIBANGLE_RENDERER_GL_FUNCTIONSGLTYPEDEFS_H_

src/libANGLE/renderer/gl/wgl/DisplayWGL.cpp

@@ -23,12 +23,45 @@
 namespace rx
 {
 
+class FunctionsGLWindows : public FunctionsGL
+{
+  public:
+    FunctionsGLWindows(HMODULE openGLModule)
+        : mOpenGLModule(openGLModule)
+        , mGetProcAddressWGL(nullptr)
+    {
+        ASSERT(mOpenGLModule);
+        mGetProcAddressWGL = reinterpret_cast<PFNWGLGETPROCADDRESSPROC>(GetProcAddress(mOpenGLModule, "wglGetProcAddress"));
+    }
+
+    virtual ~FunctionsGLWindows()
+    {
+    }
+
+  private:
+    void *loadProcAddress(const std::string &function) override
+    {
+        void *proc = mGetProcAddressWGL(function.c_str());
+        if (!proc)
+        {
+            proc = GetProcAddress(mOpenGLModule, function.c_str());
+        }
+        return proc;
+    }
+
+    HMODULE mOpenGLModule;
+
+    typedef PROC(WINAPI *PFNWGLGETPROCADDRESSPROC)(LPCSTR);
+    PFNWGLGETPROCADDRESSPROC mGetProcAddressWGL;
+};
+
 DisplayWGL::DisplayWGL()
     : DisplayGL(),
       mOpenGLModule(nullptr),
       mGLVersionMajor(0),
       mGLVersionMinor(0),
       mFunctionsWGL(nullptr),
+      mFunctionsGL(nullptr),
       mWindowClass(0),
       mWindow(nullptr),
       mDeviceContext(nullptr),
@@ -277,6 +310,9 @@ egl::Error DisplayWGL::initialize(egl::Display *display)
     mGLVersionMajor = versionString[0] - '0';
     mGLVersionMinor = versionString[2] - '0';
 
+    mFunctionsGL = new FunctionsGLWindows(mOpenGLModule);
+    mFunctionsGL->initialize(mGLVersionMajor, mGLVersionMinor);
+
     return DisplayGL::initialize(display);
 }
 
@@ -298,6 +334,7 @@ void DisplayWGL::terminate()
     mWindowClass = NULL;
 
     SafeDelete(mFunctionsWGL);
+    SafeDelete(mFunctionsGL);
 
     FreeLibrary(mOpenGLModule);
     mOpenGLModule = nullptr;
@@ -433,6 +470,11 @@ std::string DisplayWGL::getVendorString() const
     return "";
 }
 
+const FunctionsGL *DisplayWGL::getFunctionsGL() const
+{
+    return mFunctionsGL;
+}
+
 void DisplayWGL::generateExtensions(egl::DisplayExtensions *outExtensions) const
 {
     UNIMPLEMENTED();

src/libANGLE/renderer/gl/wgl/DisplayWGL.h

@@ -49,6 +49,8 @@ class DisplayWGL : public DisplayGL
   private:
     DISALLOW_COPY_AND_ASSIGN(DisplayWGL);
 
+    const FunctionsGL *getFunctionsGL() const override;
+
     void generateExtensions(egl::DisplayExtensions *outExtensions) const override;
     void generateCaps(egl::Caps *outCaps) const override;
 
@@ -57,6 +59,7 @@ class DisplayWGL : public DisplayGL
     GLuint mGLVersionMinor;
 
     FunctionsWGL *mFunctionsWGL;
+    FunctionsGL *mFunctionsGL;
 
     ATOM mWindowClass;
     HWND mWindow;

src/libGLESv2.gypi

@@ -375,6 +375,8 @@
             'libANGLE/renderer/gl/FenceSyncGL.h',
             'libANGLE/renderer/gl/FramebufferGL.cpp',
             'libANGLE/renderer/gl/FramebufferGL.h',
+            'libANGLE/renderer/gl/FunctionsGL.cpp',
+            'libANGLE/renderer/gl/FunctionsGL.h',
             'libANGLE/renderer/gl/ProgramGL.cpp',
             'libANGLE/renderer/gl/ProgramGL.h',
             'libANGLE/renderer/gl/QueryGL.cpp',
@@ -393,6 +395,8 @@
             'libANGLE/renderer/gl/TransformFeedbackGL.h',
             'libANGLE/renderer/gl/VertexArrayGL.cpp',
             'libANGLE/renderer/gl/VertexArrayGL.h',
+            'libANGLE/renderer/gl/functionsgl_enums.h',
+            'libANGLE/renderer/gl/functionsgl_typedefs.h',
         ],
         'libangle_gl_wgl_sources':
         [