1 files changed, 148 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/compiler/translator/UtilsHLSL.h b/gfx/angle/checkout/src/compiler/translator/UtilsHLSL.h
new file mode 100644
index 0000000000..722b61f3ca
--- /dev/null
+++ b/gfx/angle/checkout/src/compiler/translator/UtilsHLSL.h
@@ -0,0 +1,148 @@
+//
+// Copyright 2014 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.
+//
+// UtilsHLSL.h:
+//   Utility methods for GLSL to HLSL translation.
+//
+
+#ifndef COMPILER_TRANSLATOR_UTILSHLSL_H_
+#define COMPILER_TRANSLATOR_UTILSHLSL_H_
+
+#include <vector>
+#include "compiler/translator/IntermNode.h"
+#include "compiler/translator/Types.h"
+
+#include "angle_gl.h"
+
+namespace sh
+{
+
+class TFunction;
+
+// HLSL Texture type for GLSL sampler type and readonly image type.
+enum HLSLTextureGroup
+{
+    // read resources
+    HLSL_TEXTURE_2D,
+    HLSL_TEXTURE_MIN = HLSL_TEXTURE_2D,
+
+    HLSL_TEXTURE_CUBE,
+    HLSL_TEXTURE_2D_ARRAY,
+    HLSL_TEXTURE_3D,
+    HLSL_TEXTURE_2D_UNORM,
+    HLSL_TEXTURE_CUBE_UNORM,
+    HLSL_TEXTURE_2D_ARRAY_UNORN,
+    HLSL_TEXTURE_3D_UNORM,
+    HLSL_TEXTURE_2D_SNORM,
+    HLSL_TEXTURE_CUBE_SNORM,
+    HLSL_TEXTURE_2D_ARRAY_SNORM,
+    HLSL_TEXTURE_3D_SNORM,
+    HLSL_TEXTURE_2D_MS,
+    HLSL_TEXTURE_2D_MS_ARRAY,
+    HLSL_TEXTURE_2D_INT4,
+    HLSL_TEXTURE_3D_INT4,
+    HLSL_TEXTURE_2D_ARRAY_INT4,
+    HLSL_TEXTURE_2D_MS_INT4,
+    HLSL_TEXTURE_2D_MS_ARRAY_INT4,
+    HLSL_TEXTURE_2D_UINT4,
+    HLSL_TEXTURE_3D_UINT4,
+    HLSL_TEXTURE_2D_ARRAY_UINT4,
+    HLSL_TEXTURE_2D_MS_UINT4,
+    HLSL_TEXTURE_2D_MS_ARRAY_UINT4,
+
+    HLSL_TEXTURE_BUFFER,
+    HLSL_TEXTURE_BUFFER_UNORM,
+    HLSL_TEXTURE_BUFFER_SNORM,
+    HLSL_TEXTURE_BUFFER_UINT4,
+    HLSL_TEXTURE_BUFFER_INT4,
+
+    // Comparison samplers
+
+    HLSL_TEXTURE_2D_COMPARISON,
+    HLSL_TEXTURE_CUBE_COMPARISON,
+    HLSL_TEXTURE_2D_ARRAY_COMPARISON,
+
+    HLSL_COMPARISON_SAMPLER_GROUP_BEGIN = HLSL_TEXTURE_2D_COMPARISON,
+    HLSL_COMPARISON_SAMPLER_GROUP_END   = HLSL_TEXTURE_2D_ARRAY_COMPARISON,
+
+    HLSL_TEXTURE_UNKNOWN,
+    HLSL_TEXTURE_MAX = HLSL_TEXTURE_UNKNOWN
+};
+
+// HLSL RWTexture type for GLSL read and write image type.
+enum HLSLRWTextureGroup
+{
+    // read/write resource
+    HLSL_RWTEXTURE_2D_FLOAT4,
+    HLSL_RWTEXTURE_MIN = HLSL_RWTEXTURE_2D_FLOAT4,
+    HLSL_RWTEXTURE_2D_ARRAY_FLOAT4,
+    HLSL_RWTEXTURE_3D_FLOAT4,
+    HLSL_RWTEXTURE_2D_UNORM,
+    HLSL_RWTEXTURE_2D_ARRAY_UNORN,
+    HLSL_RWTEXTURE_3D_UNORM,
+    HLSL_RWTEXTURE_2D_SNORM,
+    HLSL_RWTEXTURE_2D_ARRAY_SNORM,
+    HLSL_RWTEXTURE_3D_SNORM,
+    HLSL_RWTEXTURE_2D_UINT4,
+    HLSL_RWTEXTURE_2D_ARRAY_UINT4,
+    HLSL_RWTEXTURE_3D_UINT4,
+    HLSL_RWTEXTURE_2D_INT4,
+    HLSL_RWTEXTURE_2D_ARRAY_INT4,
+    HLSL_RWTEXTURE_3D_INT4,
+
+    HLSL_RWTEXTURE_BUFFER_FLOAT4,
+    HLSL_RWTEXTURE_BUFFER_UNORM,
+    HLSL_RWTEXTURE_BUFFER_SNORM,
+    HLSL_RWTEXTURE_BUFFER_UINT4,
+    HLSL_RWTEXTURE_BUFFER_INT4,
+
+    HLSL_RWTEXTURE_UNKNOWN,
+    HLSL_RWTEXTURE_MAX = HLSL_RWTEXTURE_UNKNOWN
+};
+
+HLSLTextureGroup TextureGroup(const TBasicType type,
+                              TLayoutImageInternalFormat imageInternalFormat = EiifUnspecified);
+const char *TextureString(const HLSLTextureGroup textureGroup);
+const char *TextureString(const TBasicType type,
+                          TLayoutImageInternalFormat imageInternalFormat = EiifUnspecified);
+const char *TextureGroupSuffix(const HLSLTextureGroup type);
+const char *TextureGroupSuffix(const TBasicType type,
+                               TLayoutImageInternalFormat imageInternalFormat = EiifUnspecified);
+const char *TextureTypeSuffix(const TBasicType type,
+                              TLayoutImageInternalFormat imageInternalFormat = EiifUnspecified);
+HLSLRWTextureGroup RWTextureGroup(const TBasicType type,
+                                  TLayoutImageInternalFormat imageInternalFormat);
+const char *RWTextureString(const HLSLRWTextureGroup textureGroup);
+const char *RWTextureString(const TBasicType type, TLayoutImageInternalFormat imageInternalFormat);
+const char *RWTextureGroupSuffix(const HLSLRWTextureGroup type);
+const char *RWTextureGroupSuffix(const TBasicType type,
+                                 TLayoutImageInternalFormat imageInternalFormat);
+const char *RWTextureTypeSuffix(const TBasicType type,
+                                TLayoutImageInternalFormat imageInternalFormat);
+
+const char *SamplerString(const TBasicType type);
+const char *SamplerString(HLSLTextureGroup type);
+
+// Adds a prefix to user-defined names to avoid naming clashes.
+TString Decorate(const ImmutableString &string);
+TString DecorateVariableIfNeeded(const TVariable &variable);
+TString DecorateFunctionIfNeeded(const TFunction *func);
+TString DecorateField(const ImmutableString &string, const TStructure &structure);
+TString DecoratePrivate(const ImmutableString &privateText);
+TString TypeString(const TType &type);
+TString StructNameString(const TStructure &structure);
+TString QualifiedStructNameString(const TStructure &structure,
+                                  bool useHLSLRowMajorPacking,
+                                  bool useStd140Packing,
+                                  bool forcePackingEnd);
+const char *InterpolationString(TQualifier qualifier);
+const char *QualifierString(TQualifier qualifier);
+// Parameters may need to be included in function names to disambiguate between overloaded
+// functions.
+TString DisambiguateFunctionName(const TFunction *func);
+TString DisambiguateFunctionName(const TIntermSequence *args);
+}  // namespace sh
+
+#endif  // COMPILER_TRANSLATOR_UTILSHLSL_H_