1 files changed, 96 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/DynamicHLSL.h b/src/3rdparty/angle/src/libGLESv2/DynamicHLSL.h
new file mode 100644
index 0000000000..68abd6e1a4
--- /dev/null
+++ b/src/3rdparty/angle/src/libGLESv2/DynamicHLSL.h
@@ -0,0 +1,96 @@
+//
+// Copyright (c) 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.
+//
+// DynamicHLSL.h: Interface for link and run-time HLSL generation
+//
+
+#ifndef LIBGLESV2_DYNAMIC_HLSL_H_
+#define LIBGLESV2_DYNAMIC_HLSL_H_
+
+#include "common/angleutils.h"
+#include "libGLESv2/constants.h"
+
+namespace rx
+{
+class Renderer;
+}
+
+namespace sh
+{
+struct Attribute;
+struct ShaderVariable;
+}
+
+namespace gl
+{
+
+class InfoLog;
+class FragmentShader;
+class VertexShader;
+struct VariableLocation;
+struct LinkedVarying;
+struct VertexAttribute;
+struct VertexFormat;
+struct PackedVarying;
+
+typedef const PackedVarying *VaryingPacking[IMPLEMENTATION_MAX_VARYING_VECTORS][4];
+
+struct PixelShaderOuputVariable
+{
+    GLenum type;
+    std::string name;
+    std::string source;
+    size_t outputIndex;
+};
+
+class DynamicHLSL
+{
+  public:
+    explicit DynamicHLSL(rx::Renderer *const renderer);
+
+    int packVaryings(InfoLog &infoLog, VaryingPacking packing, FragmentShader *fragmentShader,
+                     VertexShader *vertexShader, const std::vector<std::string>& transformFeedbackVaryings);
+    std::string generateVertexShaderForInputLayout(const std::string &sourceShader, const VertexFormat inputLayout[],
+                                                   const sh::Attribute shaderAttributes[]) const;
+    std::string generatePixelShaderForOutputSignature(const std::string &sourceShader, const std::vector<PixelShaderOuputVariable> &outputVariables,
+                                                      bool usesFragDepth, const std::vector<GLenum> &outputLayout) const;
+    bool generateShaderLinkHLSL(InfoLog &infoLog, int registers, const VaryingPacking packing,
+                                std::string& pixelHLSL, std::string& vertexHLSL,
+                                FragmentShader *fragmentShader, VertexShader *vertexShader,
+                                const std::vector<std::string>& transformFeedbackVaryings,
+                                std::vector<LinkedVarying> *linkedVaryings,
+                                std::map<int, VariableLocation> *programOutputVars,
+                                std::vector<PixelShaderOuputVariable> *outPixelShaderKey,
+                                bool *outUsesFragDepth) const;
+
+    std::string generateGeometryShaderHLSL(int registers, FragmentShader *fragmentShader, VertexShader *vertexShader) const;
+    void getInputLayoutSignature(const VertexFormat inputLayout[], GLenum signature[]) const;
+
+  private:
+    DISALLOW_COPY_AND_ASSIGN(DynamicHLSL);
+
+    rx::Renderer *const mRenderer;
+
+    struct SemanticInfo;
+
+    std::string getVaryingSemantic(bool pointSize) const;
+    SemanticInfo getSemanticInfo(int startRegisters, bool fragCoord, bool pointCoord, bool pointSize,
+                                        bool pixelShader) const;
+    std::string generateVaryingLinkHLSL(const SemanticInfo &info, const std::string &varyingHLSL) const;
+    std::string generateVaryingHLSL(VertexShader *shader) const;
+    void storeUserLinkedVaryings(const VertexShader *vertexShader, std::vector<LinkedVarying> *linkedVaryings) const;
+    void storeBuiltinLinkedVaryings(const SemanticInfo &info, std::vector<LinkedVarying> *linkedVaryings) const;
+    void defineOutputVariables(FragmentShader *fragmentShader, std::map<int, VariableLocation> *programOutputVars) const;
+    std::string generatePointSpriteHLSL(int registers, FragmentShader *fragmentShader, VertexShader *vertexShader) const;
+
+    // Prepend an underscore
+    static std::string decorateVariable(const std::string &name);
+
+    std::string generateAttributeConversionHLSL(const VertexFormat &vertexFormat, const sh::ShaderVariable &shaderAttrib) const;
+};
+
+}
+
+#endif // LIBGLESV2_DYNAMIC_HLSL_H_