kc3-lang/angle/src/libGLESv2/formatutils.h

• Show log

  Commit

• Hash : 57f9b6d5
  Author :
  Date : 2014-06-04T16:46:37
  

  Clean up generatemip.h.
  
  * Move "private" functions into generatemip.inl.
  * Use size_t for all dimensions.
  * Use uint8_t pointers instead of unsigned char pointers.
  
  BUG=angle:666
  
  Change-Id: I8a1324802e4d670c042e0961c2b6f6fd53f4ebc7
  Reviewed-on: https://chromium-review.googlesource.com/202503
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Tested-by: Geoff Lang <geofflang@chromium.org>
  

Download

• src/libGLESv2/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 LIBGLESV2_FORMATUTILS_H_
  #define LIBGLESV2_FORMATUTILS_H_
  
  #include "angle_gl.h"
  
  #include "libGLESv2/Caps.h"
  #include "libGLESv2/angletypes.h"
  
  #include <cstddef>
  
  typedef void (*MipGenerationFunction)(size_t sourceWidth, size_t sourceHeight, size_t sourceDepth,
                                        const uint8_t *sourceData, size_t sourceRowPitch, size_t sourceDepthPitch,
                                        uint8_t *destData, size_t destRowPitch, size_t destDepthPitch);
  
  typedef void (*LoadImageFunction)(size_t width, size_t height, size_t depth,
                                    const uint8_t *input, size_t inputRowPitch, size_t inputDepthPitch,
                                    uint8_t *output, size_t outputRowPitch, size_t outputDepthPitch);
  
  typedef void (*InitializeTextureDataFunction)(size_t width, size_t height, size_t depth,
                                                uint8_t *output, size_t outputRowPitch, size_t outputDepthPitch);
  
  typedef void (*ColorReadFunction)(const void *source, void *dest);
  typedef void (*ColorWriteFunction)(const void *source, void *dest);
  typedef void (*ColorCopyFunction)(const void *source, void *dest);
  
  typedef void (*VertexCopyFunction)(const void *input, size_t stride, size_t count, void *output);
  
  namespace gl
  {
  
  typedef std::set<GLenum> FormatSet;
  
  bool IsValidInternalFormat(GLenum internalFormat, const Extensions &extensions, GLuint clientVersion);
  bool IsValidFormat(GLenum format, const Extensions &extensions, GLuint clientVersion);
  bool IsValidType(GLenum type, const Extensions &extensions, GLuint clientVersion);
  
  bool IsValidFormatCombination(GLenum internalFormat, GLenum format, GLenum type, const Extensions &extensions, GLuint clientVersion);
  bool IsValidCopyTexImageCombination(GLenum textureInternalFormat, GLenum frameBufferInternalFormat, GLuint readBufferHandle, GLuint clientVersion);
  
  bool IsSizedInternalFormat(GLenum internalFormat);
  GLenum GetSizedInternalFormat(GLenum format, GLenum type);
  
  GLuint GetPixelBytes(GLenum internalFormat);
  GLuint GetAlphaBits(GLenum internalFormat);
  GLuint GetRedBits(GLenum internalFormat);
  GLuint GetGreenBits(GLenum internalFormat);
  GLuint GetBlueBits(GLenum internalFormat);
  GLuint GetLuminanceBits(GLenum internalFormat);
  GLuint GetDepthBits(GLenum internalFormat);
  GLuint GetStencilBits(GLenum internalFormat);
  
  GLuint GetTypeBytes(GLenum type);
  bool IsSpecialInterpretationType(GLenum type);
  bool IsFloatOrFixedComponentType(GLenum type);
  
  GLenum GetFormat(GLenum internalFormat);
  GLenum GetType(GLenum internalFormat);
  
  GLenum GetComponentType(GLenum internalFormat);
  GLuint GetComponentCount(GLenum internalFormat);
  GLenum GetColorEncoding(GLenum internalFormat);
  
  GLuint GetRowPitch(GLenum internalFormat, GLenum type, GLsizei width, GLint alignment);
  GLuint GetDepthPitch(GLenum internalFormat, GLenum type, GLsizei width, GLsizei height, GLint alignment);
  GLuint GetBlockSize(GLenum internalFormat, GLenum type, GLsizei width, GLsizei height);
  
  bool IsFormatCompressed(GLenum internalFormat);
  GLuint GetCompressedBlockWidth(GLenum internalFormat);
  GLuint GetCompressedBlockHeight(GLenum internalFormat);
  
  const FormatSet &GetAllSizedInternalFormats();
  
  ColorWriteFunction GetColorWriteFunction(GLenum format, GLenum type);
  
  }
  
  #endif LIBGLESV2_FORMATUTILS_H_
  

Download