| // |
| // Copyright 2021 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // glslang_wrapper: |
| // A wrapper to compile GLSL strings to SPIR-V blobs. glslang here refers to the Khronos |
| // compiler. |
| // |
| |
| #ifndef COMPILER_TRANSLATOR_GLSLANG_WRAPPER_H_ |
| #define COMPILER_TRANSLATOR_GLSLANG_WRAPPER_H_ |
| |
| #include "GLSLANG/ShaderLang.h" |
| #include "common/PackedEnums.h" |
| #include "common/spirv/spirv_types.h" |
| |
| #include <string> |
| #include <vector> |
| |
| namespace sh |
| { |
| #if defined(ANGLE_ENABLE_SPIRV_GENERATION_THROUGH_GLSLANG) |
| void GlslangInitialize(); |
| void GlslangFinalize(); |
| |
| // Generate SPIR-V out of intermediate GLSL through glslang. |
| ANGLE_NO_DISCARD bool GlslangCompileToSpirv(const ShBuiltInResources &resources, |
| sh::GLenum shaderType, |
| const std::string &shaderSource, |
| angle::spirv::Blob *spirvBlobOut); |
| #else |
| ANGLE_INLINE void GlslangInitialize() {} |
| ANGLE_INLINE void GlslangFinalize() {} |
| ANGLE_INLINE bool GlslangCompileToSpirv(const ShBuiltInResources &resources, |
| sh::GLenum shaderType, |
| const std::string &shaderSource, |
| angle::spirv::Blob *spirvBlobOut) |
| { |
| UNREACHABLE(); |
| return false; |
| } |
| #endif // defined(ANGLE_ENABLE_VULKAN) || defined(ANGLE_ENABLE_METAL) |
| } // namespace sh |
| |
| #endif // COMPILER_TRANSLATOR_GLSLANG_WRAPPER_H_ |