Added new acceptable es3 usage tokens for glBufferData.

TRAC #22794 Signed-off-by: Jamie Madill Signed-off-by: Nicolas Capens Author: Geoff Lang git-svn-id: https://angleproject.googlecode.com/svn/branches/es3proto@2113 736b8ea6-26fd-11df-bfd4-992fa37f6226

Added new acceptable es3 usage tokens for glBufferData.
f2db40bb · shannon.woods%transgaming.com@gtempaccount.com · d4e61972 · f2db40bb
Commit f2db40bb authored Apr 13, 2013 by shannon.woods%transgaming.com@gtempaccount.com
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Showing with 15 additions and 2 deletions

libGLESv2.cpp src/libGLESv2/libGLESv2.cpp +15 -2

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--- a/src/libGLESv2/libGLESv2.cpp
+++ b/src/libGLESv2/libGLESv2.cpp
@@ -727,18 +727,31 @@ void __stdcall glBufferData(GLenum target, GLsizeiptr size, const GLvoid* data, 
            return gl::error(GL_INVALID_VALUE);
        }

+        gl::Context *context = gl::getNonLostContext();
+
        switch (usage)
        {
          case GL_STREAM_DRAW:
          case GL_STATIC_DRAW:
          case GL_DYNAMIC_DRAW:
            break;
+
+          case GL_STREAM_READ:
+          case GL_STREAM_COPY:
+          case GL_STATIC_READ:
+          case GL_STATIC_COPY:
+          case GL_DYNAMIC_READ:
+          case GL_DYNAMIC_COPY:
+            if (context && context->getClientVersion() < 3)
+            {
+              return gl::error(GL_INVALID_ENUM);
+            }
+            break;
+
          default:
            return gl::error(GL_INVALID_ENUM);
        }

-        gl::Context *context = gl::getNonLostContext();
-
        if (context)
        {
            gl::Buffer *buffer;