1 // 2 // Copyright 2020 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 // FlagSamplersForTexelFetch.h: finds all instances of texelFetch used with a static reference to a 7 // sampler uniform, and flag that uniform as having been used with texelFetch 8 // 9 10 #ifndef COMPILER_TRANSLATOR_TREEOPS_VULKAN_FLAGSAMPLERSWITHTEXELFETCH_H_ 11 #define COMPILER_TRANSLATOR_TREEOPS_VULKAN_FLAGSAMPLERSWITHTEXELFETCH_H_ 12 13 #include "GLSLANG/ShaderVars.h" 14 #include "common/angleutils.h" 15 16 namespace sh 17 { 18 class TCompiler; 19 class TIntermBlock; 20 class TSymbolTable; 21 22 // This flags all samplers which are statically accessed by a texelFetch invokation- that is, the 23 // sampler is used as a direct argument to the call to texelFetch. Dynamic accesses, or accesses 24 // with any amount of indirection, are not counted. 25 ANGLE_NO_DISCARD bool FlagSamplersForTexelFetch(TCompiler *compiler, 26 TIntermBlock *root, 27 TSymbolTable *symbolTable, 28 std::vector<sh::ShaderVariable> *uniforms); 29 } // namespace sh 30 31 #endif // COMPILER_TRANSLATOR_TREEOPS_VULKAN_FLAGSAMPLERSWITHTEXELFETCH_H_ 32