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
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index 0000000000..db80f499e8
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+++ 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_