kc3-lang/angle/src/libGLESv2/renderer/copyimage.h

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• Author : Geoff Lang
  Date : 2013-06-04 10:10:48
  Hash : fe28ca06
  Message : Added table entries for reading colors from D3D and DXGI formats and writing colors to format/type combinations. TRAC #23256 Signed-off-by: Jamie Madill Signed-off-by: Shannon Woods Author: Geoff Lang

• src/libGLESv2/renderer/copyimage.h

• //
  // Copyright (c) 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.
  //
  
  // copyimage.h: Defines image copying functions
  
  #ifndef LIBGLESV2_RENDERER_COPYIMAGE_H_
  #define LIBGLESV2_RENDERER_COPYIMAGE_H_
  
  #include "common/mathutil.h"
  #include "libGLESv2/angletypes.h"
  
  namespace rx
  {
  
  template <typename sourceType, typename colorDataType>
  void ReadColor(const void *source, void *dest)
  {
      sourceType::readColor(reinterpret_cast<gl::Color<colorDataType>*>(dest), reinterpret_cast<const sourceType*>(source));
  }
  
  template <typename destType, typename colorDataType>
  void WriteColor(const void *source, void *dest)
  {
      destType::writeColor(reinterpret_cast<destType*>(dest), reinterpret_cast<const gl::Color<colorDataType>*>(source));
  }
  
  template <typename sourceType, typename destType, typename colorDataType>
  void CopyPixel(const void *source, void *dest)
  {
      colorType temp;
      ReadColor<sourceType, colorDataType>(source, &temp);
      WriteColor<destType, colorDataType>(&temp, dest);
  }
  
  void CopyBGRAUByteToRGBAUByte(const void *source, void *dest);
  
  }
  
  #endif // LIBGLESV2_RENDERER_COPYIMAGE_H_