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//
// 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.
//
// ShaderD3D.h: Defines the rx::ShaderD3D class which implements rx::ShaderImpl.
#ifndef LIBANGLE_RENDERER_D3D_SHADERD3D_H_
#define LIBANGLE_RENDERER_D3D_SHADERD3D_H_
#include "libANGLE/renderer/ShaderImpl.h"
#include "libANGLE/renderer/Workarounds.h"
#include "libANGLE/Shader.h"
#include <map>
namespace rx
{
class DynamicHLSL;
class RendererD3D;
class ShaderD3D : public ShaderImpl
{
friend class DynamicHLSL;
public:
ShaderD3D(GLenum type);
virtual ~ShaderD3D();
static ShaderD3D *makeShaderD3D(ShaderImpl *impl);
static const ShaderD3D *makeShaderD3D(const ShaderImpl *impl);
// ShaderImpl implementation
virtual std::string getDebugInfo() const;
// D3D-specific methods
virtual void uncompile();
void resetVaryingsRegisterAssignment();
unsigned int getUniformRegister(const std::string &uniformName) const;
unsigned int getInterfaceBlockRegister(const std::string &blockName) const;
void appendDebugInfo(const std::string &info) { mDebugInfo += info; }
void generateWorkarounds(D3DCompilerWorkarounds *workarounds) const;
int getShaderVersion() const { return mShaderVersion; }
bool usesDepthRange() const { return mUsesDepthRange; }
bool usesPointSize() const { return mUsesPointSize; }
bool usesDeferredInit() const { return mUsesDeferredInit; }
GLenum getShaderType() const;
ShShaderOutput getCompilerOutputType() const;
virtual bool compile(gl::Compiler *compiler, const std::string &source);
private:
void compileToHLSL(ShHandle compiler, const std::string &source);
void parseVaryings(ShHandle compiler);
void parseAttributes(ShHandle compiler);
static bool compareVarying(const gl::PackedVarying &x, const gl::PackedVarying &y);
GLenum mShaderType;
int mShaderVersion;
bool mUsesMultipleRenderTargets;
bool mUsesFragColor;
bool mUsesFragData;
bool mUsesFragCoord;
bool mUsesFrontFacing;
bool mUsesPointSize;
bool mUsesPointCoord;
bool mUsesDepthRange;
bool mUsesFragDepth;
bool mUsesDiscardRewriting;
bool mUsesNestedBreak;
bool mUsesDeferredInit;
bool mRequiresIEEEStrictCompiling;
ShShaderOutput mCompilerOutputType;
std::string mDebugInfo;
std::map<std::string, unsigned int> mUniformRegisterMap;
std::map<std::string, unsigned int> mInterfaceBlockRegisterMap;
};
}
#endif // LIBANGLE_RENDERER_D3D_SHADERD3D_H_
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