texture3D: Compiler changes for sampler3D

include/GLSLANG/ShaderLang.h

@@ -331,6 +331,7 @@ struct ShBuiltInResources
     int EXT_YUV_target;
     int EXT_geometry_shader;
     int OES_texture_storage_multisample_2d_array;
+    int OES_texture_3D;
     int ANGLE_texture_multisample;
     int ANGLE_multi_draw;
 

scripts/run_code_generation_hashes.json

@@ -50,23 +50,23 @@
   "DXGI format:src/libANGLE/renderer/d3d/d3d11/gen_dxgi_format_table.py":
     "411e6064b916d570fa76949820d34a45",
   "ESSL static builtins:src/compiler/translator/ParseContext_autogen.h":
-    "6be7f97ce68aa5ba5ecf30b835bc344d",
+    "58786d2f352ee1a58d529fb7572c86a4",
   "ESSL static builtins:src/compiler/translator/SymbolTable_autogen.cpp":
-    "ad011c79a85e5cb3dfff7ccb1095bff0",
+    "a33c88c3e99fd32b914daa9991262810",
   "ESSL static builtins:src/compiler/translator/SymbolTable_autogen.h":
     "bdb3c8eab0d48267a2f264e3af635e1a",
   "ESSL static builtins:src/compiler/translator/builtin_function_declarations.txt":
-    "e5e567406476306ea06984d885be028d",
+    "d0c15cb9f2ef6c0ba5cd6612470db000",
   "ESSL static builtins:src/compiler/translator/builtin_symbols_hash_autogen.txt":
-    "02ffe4544c2e72a3fc1d4d3adeec3b05",
+    "03ea75bbf5fe670041c9ccd60ab4d9c3",
   "ESSL static builtins:src/compiler/translator/builtin_variables.json":
     "13e7c79b2c2baaf7dab12730a0509982",
   "ESSL static builtins:src/compiler/translator/gen_builtin_symbols.py":
     "5d5467e17ca5ed5bf9938df9a3391e6f",
   "ESSL static builtins:src/compiler/translator/tree_util/BuiltIn_autogen.h":
-    "6df5ab6576da4f364763b581da839b77",
+    "150682db27fba7f4d2d0d67272d67768",
   "ESSL static builtins:src/tests/compiler_tests/ImmutableString_test_autogen.cpp":
-    "c7994179a311f152df4b4a8513211c87",
+    "db56dc37c3369f5c5e7c6b0ee5439ba9",
   "Emulated HLSL functions:src/compiler/translator/emulated_builtin_function_data_hlsl.json":
     "002ad46d144c51fe98d73478aa554ba7",
   "Emulated HLSL functions:src/compiler/translator/emulated_builtin_functions_hlsl_autogen.cpp":

src/compiler/translator/Compiler.cpp

@@ -976,6 +976,7 @@ void TCompiler::setResourceString()
         << ":OVR_multiview:" << mResources.OVR_multiview
         << ":EXT_YUV_target:" << mResources.EXT_YUV_target
         << ":EXT_geometry_shader:" << mResources.EXT_geometry_shader
+        << ":OES_texture_3D:" << mResources.OES_texture_3D
         << ":MaxVertexOutputVectors:" << mResources.MaxVertexOutputVectors
         << ":MaxFragmentInputVectors:" << mResources.MaxFragmentInputVectors
         << ":MinProgramTexelOffset:" << mResources.MinProgramTexelOffset

src/compiler/translator/ExtensionBehavior.cpp

@@ -29,6 +29,7 @@
     OP(OES_EGL_image_external_essl3)             \
     OP(OES_standard_derivatives)                 \
     OP(OES_texture_storage_multisample_2d_array) \
+    OP(OES_texture_3D)                           \
     OP(OVR_multiview)                            \
     OP(OVR_multiview2)                           \
     OP(ANGLE_multi_draw)

src/compiler/translator/ExtensionBehavior.h

@@ -34,6 +34,7 @@ enum class TExtension
     OES_EGL_image_external_essl3,
     OES_standard_derivatives,
     OES_texture_storage_multisample_2d_array,
+    OES_texture_3D,
     OVR_multiview,
     OVR_multiview2,
     ANGLE_multi_draw,

src/compiler/translator/Initialize.cpp

@@ -81,6 +81,10 @@ void InitExtensionBehavior(const ShBuiltInResources &resources, TExtensionBehavi
     {
         extBehavior[TExtension::OES_texture_storage_multisample_2d_array] = EBhUndefined;
     }
+    if (resources.OES_texture_3D)
+    {
+        extBehavior[TExtension::OES_texture_3D] = EBhUndefined;
+    }
     if (resources.ANGLE_texture_multisample)
     {
         extBehavior[TExtension::ANGLE_texture_multisample] = EBhUndefined;

src/compiler/translator/OutputGLSL.cpp

@@ -98,8 +98,9 @@ ImmutableString TOutputGLSL::translateTextureFunction(const ImmutableString &nam
         // Extensions
         "texture2DLodEXT", "textureLod", "texture2DProjLodEXT", "textureProjLod",
         "textureCubeLodEXT", "textureLod", "texture2DGradEXT", "textureGrad",
-        "texture2DProjGradEXT", "textureProjGrad", "textureCubeGradEXT", "textureGrad", nullptr,
-        nullptr};
+        "texture2DProjGradEXT", "textureProjGrad", "textureCubeGradEXT", "textureGrad", "texture3D",
+        "texture", "texture3DProj", "textureProj", "texture3DLod", "textureLod", "texture3DProjLod",
+        "textureProjLod", nullptr, nullptr};
     const char **mapping =
         (sh::IsGLSL130OrNewer(getShaderOutput())) ? legacyToCoreRename : simpleRename;
 

src/compiler/translator/ParseContext_autogen.h

@@ -21,42 +21,42 @@ namespace BuiltInGroup
 bool isTextureOffsetNoBias(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 671 && id <= 740;
+    return id >= 677 && id <= 746;
 }
 bool isTextureOffsetBias(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 741 && id <= 760;
+    return id >= 747 && id <= 766;
 }
 bool isTextureGatherOffset(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 838 && id <= 851;
+    return id >= 844 && id <= 857;
 }
 bool isTextureGather(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 814 && id <= 851;
+    return id >= 820 && id <= 857;
 }
 bool isAtomicMemory(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 868 && id <= 885;
+    return id >= 874 && id <= 891;
 }
 bool isImageLoad(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 910 && id <= 921;
+    return id >= 916 && id <= 927;
 }
 bool isImageStore(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 922 && id <= 933;
+    return id >= 928 && id <= 939;
 }
 bool isImage(const TFunction *func)
 {
     int id = func->uniqueId().get();
-    return id >= 886 && id <= 933;
+    return id >= 892 && id <= 939;
 }
 
 }  // namespace BuiltInGroup

src/compiler/translator/ShaderLang.cpp

@@ -204,6 +204,7 @@ void InitBuiltInResources(ShBuiltInResources *resources)
     resources->EXT_YUV_target                           = 0;
     resources->EXT_geometry_shader                      = 0;
     resources->OES_texture_storage_multisample_2d_array = 0;
+    resources->OES_texture_3D                           = 0;
     resources->ANGLE_texture_multisample                = 0;
     resources->ANGLE_multi_draw                         = 0;
 

src/compiler/translator/builtin_function_declarations.txt

@@ -321,6 +321,13 @@ GROUP BEGIN TextureESSL100FS {"condition": "shaderType == GL_FRAGMENT_SHADER"}
     vec4 texture2DProjLodEXT(sampler2D, vec3, float);
     vec4 texture2DProjLodEXT(sampler2D, vec4, float);
     vec4 textureCubeLodEXT(samplerCube, vec3, float);
+  DEFAULT METADATA {"level": "ESSL1_BUILTINS", "op": "CallBuiltInFunction", "extension": "OES_texture_3D"}
+    vec4 texture3D(sampler3D, vec3);
+    vec4 texture3D(sampler3D, vec3, float);
+    vec4 texture3DProj(sampler3D, vec4);
+    vec4 texture3DProj(sampler3D, vec4, float);
+    vec4 texture3DLod(sampler3D, vec3, float);
+    vec4 texture3DProjLod(sampler3D, vec4, float);
 GROUP END TextureESSL100FS
 
 GROUP BEGIN TextureESSL100VS {"condition": "shaderType == GL_VERTEX_SHADER"}

src/compiler/translator/builtin_symbols_hash_autogen.txt

-6edf8fb36322aa738e34a1ef287a4d33
+81fe24b242a39d4996a5d91bf7227b6d
\ No newline at end of file

src/compiler/translator/glslang.l

@@ -85,6 +85,7 @@ static int ES2_ident_ES3_keyword(TParseContext *context, int token);
 static int ES2_ident_ES3_reserved_ES3_1_keyword(TParseContext *context, int token);
 static int ES2_and_ES3_reserved_ES3_1_keyword(TParseContext *context, int token);
 static int ES2_and_ES3_ident_ES3_1_keyword(TParseContext *context, int token);
+static int ES2_extension_ES3_keyword_else_reserved(TParseContext *context, TExtension extension, int token);
 static int ES3_extension_keyword_else_ident(TParseContext *context, TExtension extension, int token);
 static int ES2_ident_ES3_reserved_ES3_1_extension_keyword(TParseContext *context, TExtension extension, int token);
 static int ES3_extension_and_ES3_1_keyword_ES3_reserved_else_ident(TParseContext *context, TExtension extension, int token);
@@ -187,7 +188,7 @@ O           [0-7]
 "sampler2D"            { return SAMPLER2D; }
 "samplerCube"          { return SAMPLERCUBE; }
 "samplerExternalOES"   { return SAMPLER_EXTERNAL_OES; }
-"sampler3D"            { return ES2_reserved_ES3_keyword(context, SAMPLER3D); }
+"sampler3D"            { return ES2_extension_ES3_keyword_else_reserved(context, TExtension::OES_texture_3D, SAMPLER3D); }
 "sampler3DRect"        { return ES2_reserved_ES3_keyword(context, SAMPLER3DRECT); }
 "sampler2DRect"        { return SAMPLER2DRECT; }
 "sampler2DArray"       { return ES2_ident_ES3_keyword(context, SAMPLER2DARRAY); }
@@ -549,6 +550,19 @@ int ES2_and_ES3_ident_ES3_1_keyword(TParseContext *context, int token)
     return token;
 }
 
+int ES2_extension_ES3_keyword_else_reserved(TParseContext *context, TExtension extension, int token)
+{
+    yyscan_t yyscanner = (yyscan_t) context->getScanner();
+
+    // Available with extension or ES 3.00 and above, reserved otherwise
+    if (context->isExtensionEnabled(extension) || context->getShaderVersion() >= 300)
+    {
+        return token;
+    }
+
+    return reserved_word(yyscanner);
+}
+
 int ES3_extension_keyword_else_ident(TParseContext *context, TExtension extension, int token)
 {
     struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner();

src/compiler/translator/glslang_lex.cpp

@@ -1224,6 +1224,7 @@ static int ES2_ident_ES3_keyword(TParseContext *context, int token);
 static int ES2_ident_ES3_reserved_ES3_1_keyword(TParseContext *context, int token);
 static int ES2_and_ES3_reserved_ES3_1_keyword(TParseContext *context, int token);
 static int ES2_and_ES3_ident_ES3_1_keyword(TParseContext *context, int token);
+static int ES2_extension_ES3_keyword_else_reserved(TParseContext *context, TExtension extension, int token);
 static int ES3_extension_keyword_else_ident(TParseContext *context, TExtension extension, int token);
 static int ES2_ident_ES3_reserved_ES3_1_extension_keyword(TParseContext *context, TExtension extension, int token);
 static int ES3_extension_and_ES3_1_keyword_ES3_reserved_else_ident(TParseContext *context, TExtension extension, int token);
@@ -1954,7 +1955,7 @@ YY_RULE_SETUP
 	YY_BREAK
 case 64:
 YY_RULE_SETUP
-{ return ES2_reserved_ES3_keyword(context, SAMPLER3D); }
+{ return ES2_extension_ES3_keyword_else_reserved(context, TExtension::OES_texture_3D, SAMPLER3D); }
 	YY_BREAK
 case 65:
 YY_RULE_SETUP
@@ -3914,6 +3915,19 @@ int ES2_and_ES3_ident_ES3_1_keyword(TParseContext *context, int token)
     return token;
 }
 
+int ES2_extension_ES3_keyword_else_reserved(TParseContext *context, TExtension extension, int token)
+{
+    yyscan_t yyscanner = (yyscan_t) context->getScanner();
+
+    // Available with extension or ES 3.00 and above, reserved otherwise
+    if (context->isExtensionEnabled(extension) || context->getShaderVersion() >= 300)
+    {
+        return token;
+    }
+
+    return reserved_word(yyscanner);
+}
+
 int ES3_extension_keyword_else_ident(TParseContext *context, TExtension extension, int token)
 {
     struct yyguts_t* yyg = (struct yyguts_t*) context->getScanner();

src/tests/compiler_tests/ImmutableString_test_autogen.cpp

@@ -518,6 +518,12 @@ TEST(ImmutableStringTest, ScriptGeneratedHashesMatch)
     ASSERT_EQ(0x26d60d82u, ImmutableString("texture2DProjLodEXT(0H2B0B").mangledNameHash());
     ASSERT_EQ(0x26d1d3beu, ImmutableString("texture2DProjLodEXT(0H3B0B").mangledNameHash());
     ASSERT_EQ(0x22c206a5u, ImmutableString("textureCubeLodEXT(0J2B0B").mangledNameHash());
+    ASSERT_EQ(0x12764e24u, ImmutableString("texture3D(0I2B").mangledNameHash());
+    ASSERT_EQ(0x12810dc6u, ImmutableString("texture3D(0I2B0B").mangledNameHash());
+    ASSERT_EQ(0x1a93312fu, ImmutableString("texture3DProj(0I3B").mangledNameHash());
+    ASSERT_EQ(0x1aa7eecdu, ImmutableString("texture3DProj(0I3B0B").mangledNameHash());
+    ASSERT_EQ(0x189e8416u, ImmutableString("texture3DLod(0I2B0B").mangledNameHash());
+    ASSERT_EQ(0x20b9ceecu, ImmutableString("texture3DProjLod(0I3B0B").mangledNameHash());
     ASSERT_EQ(0x18986fc2u, ImmutableString("texture2DLod(0H1B0B").mangledNameHash());
     ASSERT_EQ(0x20bc6337u, ImmutableString("texture2DProjLod(0H2B0B").mangledNameHash());
     ASSERT_EQ(0x20b8a0c3u, ImmutableString("texture2DProjLod(0H3B0B").mangledNameHash());
@@ -976,6 +982,10 @@ TEST(ImmutableStringTest, ScriptGeneratedHashesMatch)
     ASSERT_EQ(0x7e7b843eu, ImmutableString("texture2DLodEXT").mangledNameHash());
     ASSERT_EQ(0x7e9ddba0u, ImmutableString("texture2DProjLodEXT").mangledNameHash());
     ASSERT_EQ(0x7e8b81cau, ImmutableString("textureCubeLodEXT").mangledNameHash());
+    ASSERT_EQ(0x7e4db1c8u, ImmutableString("texture3D").mangledNameHash());
+    ASSERT_EQ(0x7e687e40u, ImmutableString("texture3DProj").mangledNameHash());
+    ASSERT_EQ(0x7e63c1d1u, ImmutableString("texture3DLod").mangledNameHash());
+    ASSERT_EQ(0x7e85692eu, ImmutableString("texture3DProjLod").mangledNameHash());
     ASSERT_EQ(0x7e67c7ceu, ImmutableString("texture2DLod").mangledNameHash());
     ASSERT_EQ(0x7e819b90u, ImmutableString("texture2DProjLod").mangledNameHash());
     ASSERT_EQ(0x7e758eddu, ImmutableString("textureCubeLod").mangledNameHash());