kc3-lang/angle/src/libANGLE/formatutils.h

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• Hash : b8aee3bc
  Author :
  Date : 2015-01-27T14:42:36
  

  Add UNPACK_ROW_LENGTH support to D3D11 renderer
  
  Change-Id: I31ccffddcb04a45f19d3c3eb9a396c30e794b218
  Reviewed-on: https://chromium-review.googlesource.com/243951
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Tested-by: Minmin Gong <mgong@microsoft.com>
  

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• src/libANGLE/formatutils.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.
  //
  
  // formatutils.h: Queries for GL image formats.
  
  #ifndef LIBANGLE_FORMATUTILS_H_
  #define LIBANGLE_FORMATUTILS_H_
  
  #include "libANGLE/Caps.h"
  #include "libANGLE/angletypes.h"
  
  #include "angle_gl.h"
  
  #include <cstddef>
  #include <stdint.h>
  
  namespace gl
  {
  
  struct Type
  {
      Type();
  
      GLuint bytes;
      bool specialInterpretation;
  };
  const Type &GetTypeInfo(GLenum type);
  
  struct InternalFormat
  {
      InternalFormat();
  
      GLuint redBits;
      GLuint greenBits;
      GLuint blueBits;
  
      GLuint luminanceBits;
  
      GLuint alphaBits;
      GLuint sharedBits;
  
      GLuint depthBits;
      GLuint stencilBits;
  
      GLuint pixelBytes;
  
      GLuint componentCount;
  
      bool compressed;
      GLuint compressedBlockWidth;
      GLuint compressedBlockHeight;
  
      GLenum format;
      GLenum type;
  
      GLenum componentType;
      GLenum colorEncoding;
  
      typedef bool (*SupportCheckFunction)(GLuint, const Extensions &);
      SupportCheckFunction textureSupport;
      SupportCheckFunction renderSupport;
      SupportCheckFunction filterSupport;
  
      GLuint computeRowPitch(GLenum formatType, GLsizei width, GLint alignment, GLint rowLength) const;
      GLuint computeDepthPitch(GLenum formatType, GLsizei width, GLsizei height, GLint alignment, GLint rowLength) const;
      GLuint computeBlockSize(GLenum formatType, GLsizei width, GLsizei height) const;
  };
  const InternalFormat &GetInternalFormatInfo(GLenum internalFormat);
  
  GLenum GetSizedInternalFormat(GLenum internalFormat, GLenum type);
  
  typedef std::set<GLenum> FormatSet;
  const FormatSet &GetAllSizedInternalFormats();
  
  }
  
  #endif // LIBANGLE_FORMATUTILS_H_
  

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