diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/Compiler.cpp')
-rw-r--r-- | src/3rdparty/angle/src/compiler/translator/Compiler.cpp | 63 |
1 files changed, 51 insertions, 12 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/Compiler.cpp b/src/3rdparty/angle/src/compiler/translator/Compiler.cpp index 368cd2ae4a..5c62a64d10 100644 --- a/src/3rdparty/angle/src/compiler/translator/Compiler.cpp +++ b/src/3rdparty/angle/src/compiler/translator/Compiler.cpp @@ -29,24 +29,27 @@ bool IsWebGLBasedSpec(ShShaderSpec spec) { - return spec == SH_WEBGL_SPEC || spec == SH_CSS_SHADERS_SPEC; + return (spec == SH_WEBGL_SPEC || + spec == SH_CSS_SHADERS_SPEC || + spec == SH_WEBGL2_SPEC); } size_t GetGlobalMaxTokenSize(ShShaderSpec spec) { // WebGL defines a max token legnth of 256, while ES2 leaves max token // size undefined. ES3 defines a max size of 1024 characters. - if (IsWebGLBasedSpec(spec)) + switch (spec) { + case SH_WEBGL_SPEC: + case SH_CSS_SHADERS_SPEC: return 256; - } - else - { + default: return 1024; } } namespace { + class TScopedPoolAllocator { public: @@ -82,6 +85,24 @@ class TScopedSymbolTableLevel private: TSymbolTable* mTable; }; + +int MapSpecToShaderVersion(ShShaderSpec spec) +{ + switch (spec) + { + case SH_GLES2_SPEC: + case SH_WEBGL_SPEC: + case SH_CSS_SHADERS_SPEC: + return 100; + case SH_GLES3_SPEC: + case SH_WEBGL2_SPEC: + return 300; + default: + UNREACHABLE(); + return 0; + } +} + } // namespace TShHandleBase::TShHandleBase() @@ -178,9 +199,21 @@ bool TCompiler::compile(const char* const shaderStrings[], (parseContext.treeRoot != NULL); shaderVersion = parseContext.getShaderVersion(); + if (success && MapSpecToShaderVersion(shaderSpec) < shaderVersion) + { + infoSink.info.prefix(EPrefixError); + infoSink.info << "unsupported shader version"; + success = false; + } if (success) { + mPragma = parseContext.pragma(); + if (mPragma.stdgl.invariantAll) + { + symbolTable.setGlobalInvariant(); + } + TIntermNode* root = parseContext.treeRoot; success = intermediate.postProcess(root); @@ -360,7 +393,8 @@ void TCompiler::setResourceString() << ":MaxVertexOutputVectors:" << compileResources.MaxVertexOutputVectors << ":MaxFragmentInputVectors:" << compileResources.MaxFragmentInputVectors << ":MinProgramTexelOffset:" << compileResources.MinProgramTexelOffset - << ":MaxProgramTexelOffset:" << compileResources.MaxProgramTexelOffset; + << ":MaxProgramTexelOffset:" << compileResources.MaxProgramTexelOffset + << ":NV_draw_buffers:" << compileResources.NV_draw_buffers; builtInResourcesString = strstream.str(); } @@ -377,7 +411,6 @@ void TCompiler::clearResults() uniforms.clear(); expandedUniforms.clear(); varyings.clear(); - expandedVaryings.clear(); interfaceBlocks.clear(); builtInFunctionEmulator.Cleanup(); @@ -507,13 +540,12 @@ void TCompiler::collectVariables(TIntermNode* root) &uniforms, &varyings, &interfaceBlocks, - hashFunction); + hashFunction, + symbolTable); root->traverse(&collect); - // For backwards compatiblity with ShGetVariableInfo, expand struct - // uniforms and varyings into separate variables for each field. - sh::ExpandVariables(uniforms, &expandedUniforms); - sh::ExpandVariables(varyings, &expandedVaryings); + // This is for enforcePackingRestriction(). + sh::ExpandUniforms(uniforms, &expandedUniforms); } bool TCompiler::enforcePackingRestrictions() @@ -581,3 +613,10 @@ const BuiltInFunctionEmulator& TCompiler::getBuiltInFunctionEmulator() const { return builtInFunctionEmulator; } + +void TCompiler::writePragma() +{ + TInfoSinkBase &sink = infoSink.obj; + if (mPragma.stdgl.invariantAll) + sink << "#pragma STDGL invariant(all)\n"; +} |