Compiler.h (2039B)
1 // 2 // Copyright 2014 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 7 // Compiler.h: Defines the gl::Compiler class, abstracting the ESSL compiler 8 // that a GL context holds. 9 10 #ifndef LIBANGLE_COMPILER_H_ 11 #define LIBANGLE_COMPILER_H_ 12 13 #include <vector> 14 15 #include "GLSLANG/ShaderLang.h" 16 #include "common/PackedEnums.h" 17 #include "libANGLE/Error.h" 18 #include "libANGLE/RefCountObject.h" 19 20 namespace rx 21 { 22 class CompilerImpl; 23 class GLImplFactory; 24 } // namespace rx 25 26 namespace gl 27 { 28 class ShCompilerInstance; 29 class State; 30 31 class Compiler final : public RefCountObjectNoID 32 { 33 public: 34 Compiler(rx::GLImplFactory *implFactory, const State &data, egl::Display *display); 35 36 void onDestroy(const Context *context) override; 37 38 ShCompilerInstance getInstance(ShaderType shaderType); 39 void putInstance(ShCompilerInstance &&instance); 40 ShShaderOutput getShaderOutputType() const { return mOutputType; } 41 42 static ShShaderSpec SelectShaderSpec(const State &state); 43 44 private: 45 ~Compiler() override; 46 std::unique_ptr<rx::CompilerImpl> mImplementation; 47 ShShaderSpec mSpec; 48 ShShaderOutput mOutputType; 49 ShBuiltInResources mResources; 50 ShaderMap<std::vector<ShCompilerInstance>> mPools; 51 }; 52 53 class ShCompilerInstance final : public angle::NonCopyable 54 { 55 public: 56 ShCompilerInstance(); 57 ShCompilerInstance(ShHandle handle, ShShaderOutput outputType, ShaderType shaderType); 58 ~ShCompilerInstance(); 59 void destroy(); 60 61 ShCompilerInstance(ShCompilerInstance &&other); 62 ShCompilerInstance &operator=(ShCompilerInstance &&other); 63 64 ShHandle getHandle(); 65 ShaderType getShaderType() const; 66 ShBuiltInResources getBuiltInResources() const; 67 const std::string &getBuiltinResourcesString() const; 68 ShShaderOutput getShaderOutputType() const; 69 70 private: 71 ShHandle mHandle; 72 ShShaderOutput mOutputType; 73 ShaderType mShaderType; 74 }; 75 76 } // namespace gl 77 78 #endif // LIBANGLE_COMPILER_H_