kc3-lang/angle/src/libGLESv2/renderer/ShaderExecutable11.cpp

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• Author : shannon.woods@transgaming.com
  Date : 2013-02-28 23:16:20
  Hash : bdf2d80f
  Message : Add precompiled header support for the libGLESv2 project. TRAC #22518 Signed-off-by: Geoff Lang Signed-off-by: Shannon Woods Author: Jamie Madill git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1938 736b8ea6-26fd-11df-bfd4-992fa37f6226

• src/libGLESv2/renderer/ShaderExecutable11.cpp

• #include "precompiled.h"
  //
  // Copyright (c) 2012-2013 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.
  //
  
  // ShaderExecutable11.cpp: Implements a D3D11-specific class to contain shader
  // executable implementation details.
  
  #include "libGLESv2/renderer/ShaderExecutable11.h"
  
  #include "common/debug.h"
  
  namespace rx
  {
  
  ShaderExecutable11::ShaderExecutable11(const void *function, size_t length, ID3D11PixelShader *executable)
      : ShaderExecutable(function, length)
  {
      mPixelExecutable = executable;
      mVertexExecutable = NULL;
      mGeometryExecutable = NULL;
  
      mConstantBuffer = NULL;
  }
  
  ShaderExecutable11::ShaderExecutable11(const void *function, size_t length, ID3D11VertexShader *executable)
      : ShaderExecutable(function, length)
  {
      mVertexExecutable = executable;
      mPixelExecutable = NULL;
      mGeometryExecutable = NULL;
  
      mConstantBuffer = NULL;
  }
  
  ShaderExecutable11::ShaderExecutable11(const void *function, size_t length, ID3D11GeometryShader *executable)
      : ShaderExecutable(function, length)
  {
      mGeometryExecutable = executable;
      mVertexExecutable = NULL;
      mPixelExecutable = NULL;
  
      mConstantBuffer = NULL;
  }
  
  ShaderExecutable11::~ShaderExecutable11()
  {
      if (mVertexExecutable)
      {
          mVertexExecutable->Release();
      }
      if (mPixelExecutable)
      {
          mPixelExecutable->Release();
      }
      if (mGeometryExecutable)
      {
          mGeometryExecutable->Release();
      }
      
      if (mConstantBuffer)
      {
          mConstantBuffer->Release();
      }
  }
  
  ShaderExecutable11 *ShaderExecutable11::makeShaderExecutable11(ShaderExecutable *executable)
  {
      ASSERT(HAS_DYNAMIC_TYPE(ShaderExecutable11*, executable));
      return static_cast<ShaderExecutable11*>(executable);
  }
  
  ID3D11VertexShader *ShaderExecutable11::getVertexShader() const
  {
      return mVertexExecutable;
  }
  
  ID3D11PixelShader *ShaderExecutable11::getPixelShader() const
  {
      return mPixelExecutable;
  }
  
  ID3D11GeometryShader *ShaderExecutable11::getGeometryShader() const
  {
      return mGeometryExecutable;
  }
  
  ID3D11Buffer *ShaderExecutable11::getConstantBuffer(ID3D11Device *device, unsigned int registerCount)
  {
      if (!mConstantBuffer && registerCount > 0)
      {
          D3D11_BUFFER_DESC constantBufferDescription = {0};
          constantBufferDescription.ByteWidth = registerCount * sizeof(float[4]);
          constantBufferDescription.Usage = D3D11_USAGE_DYNAMIC;
          constantBufferDescription.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
          constantBufferDescription.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
          constantBufferDescription.MiscFlags = 0;
          constantBufferDescription.StructureByteStride = 0;
  
          HRESULT result = device->CreateBuffer(&constantBufferDescription, NULL, &mConstantBuffer);
          ASSERT(SUCCEEDED(result));
      }
  
      return mConstantBuffer;
  }
  
  }