diff options
Diffstat (limited to 'gfx/angle/checkout/src/compiler/translator/TranslatorVulkan.h')
-rw-r--r-- | gfx/angle/checkout/src/compiler/translator/TranslatorVulkan.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/compiler/translator/TranslatorVulkan.h b/gfx/angle/checkout/src/compiler/translator/TranslatorVulkan.h new file mode 100644 index 0000000000..db80f499e8 --- /dev/null +++ b/gfx/angle/checkout/src/compiler/translator/TranslatorVulkan.h @@ -0,0 +1,60 @@ +// +// Copyright 2016 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. +// +// TranslatorVulkan: +// A GLSL-based translator that outputs shaders that fit GL_KHR_vulkan_glsl and feeds them into +// glslang to spit out SPIR-V. +// See: https://www.khronos.org/registry/vulkan/specs/misc/GL_KHR_vulkan_glsl.txt +// + +#ifndef COMPILER_TRANSLATOR_TRANSLATORVULKAN_H_ +#define COMPILER_TRANSLATOR_TRANSLATORVULKAN_H_ + +#include "compiler/translator/Compiler.h" + +namespace sh +{ + +class TOutputVulkanGLSL; +class SpecConst; +class DriverUniform; + +class TranslatorVulkan : public TCompiler +{ + public: + TranslatorVulkan(sh::GLenum type, ShShaderSpec spec); + + protected: + [[nodiscard]] bool translate(TIntermBlock *root, + const ShCompileOptions &compileOptions, + PerformanceDiagnostics *perfDiagnostics) override; + bool shouldFlattenPragmaStdglInvariantAll() override; + + // Subclass can call this method to transform the AST before writing the final output. + // See TranslatorMetal.cpp. + [[nodiscard]] bool translateImpl(TInfoSinkBase &sink, + TIntermBlock *root, + const ShCompileOptions &compileOptions, + PerformanceDiagnostics *perfDiagnostics, + SpecConst *specConst, + DriverUniform *driverUniforms); + + void writeExtensionBehavior(const ShCompileOptions &compileOptions, TInfoSinkBase &sink); + + // Give subclass such as TranslatorMetal a chance to do depth transform before + // TranslatorVulkan apply its own transform. + [[nodiscard]] virtual bool transformDepthBeforeCorrection(TIntermBlock *root, + const DriverUniform *driverUniforms) + { + return true; + } + + // Generate SPIR-V out of intermediate GLSL through glslang. + [[nodiscard]] bool compileToSpirv(const TInfoSinkBase &glsl); +}; + +} // namespace sh + +#endif // COMPILER_TRANSLATOR_TRANSLATORVULKAN_H_ |