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

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• Hash : b2f3d05c
  Author :
  Date : 2013-08-13T12:49:27
  

  Replaced the custom component type and SRGB bool with GLenums.
  
  TRAC #23474
  
  Author: Geoff Lang
  Signed-off-by: Jamie Madill
  Signed-off-by: Shannon Woods
  

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• 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_
  
  #define GL_APICALL
  #include <GLES3/gl3.h>
  #include <GLES2/gl2.h>
  #include <GLES2/gl2ext.h>
  
  #include "libGLESv2/angletypes.h"
  
  typedef void (*MipGenerationFunction)(unsigned int sourceWidth, unsigned int sourceHeight, unsigned int sourceDepth,
                                        const unsigned char *sourceData, int sourceRowPitch, int sourceDepthPitch,
                                        unsigned char *destData, int destRowPitch, int destDepthPitch);
  
  typedef void (*LoadImageFunction)(int width, int height, int depth,
                                    const void *input, unsigned int inputRowPitch, unsigned int inputDepthPitch,
                                    void *output, unsigned int outputRowPitch, unsigned int 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);
  
  namespace rx
  {
  
  class Renderer;
  
  }
  
  namespace gl
  {
  
  class Context;
  
  bool IsValidInternalFormat(GLint internalFormat, const Context *context);
  bool IsValidFormat(GLenum format, GLuint clientVersion);
  bool IsValidType(GLenum type, GLuint clientVersion);
  
  bool IsValidFormatCombination(GLint internalFormat, GLenum format, GLenum type, GLuint clientVersion);
  bool IsValidCopyTexImageCombination(GLenum textureInternalFormat, GLenum frameBufferInternalFormat, GLuint clientVersion);
  
  bool IsSizedInternalFormat(GLint internalFormat, GLuint clientVersion);
  GLint GetSizedInternalFormat(GLenum format, GLenum type, GLuint clientVersion);
  
  GLuint GetPixelBytes(GLint internalFormat, GLuint clientVersion);
  GLuint GetAlphaBits(GLint internalFormat, GLuint clientVersion);
  GLuint GetRedBits(GLint internalFormat, GLuint clientVersion);
  GLuint GetGreenBits(GLint internalFormat, GLuint clientVersion);
  GLuint GetBlueBits(GLint internalFormat, GLuint clientVersion);
  GLuint GetLuminanceBits(GLint internalFormat, GLuint clientVersion);
  GLuint GetDepthBits(GLint internalFormat, GLuint clientVersion);
  GLuint GetStencilBits(GLint internalFormat, GLuint clientVersion);
  
  GLuint GetTypeBytes(GLenum type);
  bool IsSpecialInterpretationType(GLenum type);
  
  GLenum GetFormat(GLint internalFormat, GLuint clientVersion);
  GLenum GetType(GLint internalFormat, GLuint clientVersion);
  
  GLenum GetComponentType(GLint internalFormat, GLuint clientVersion);
  GLenum GetColorEncoding(GLint internalFormat, GLuint clientVersion);
  
  bool IsColorRenderingSupported(GLint internalFormat, const rx::Renderer *renderer);
  bool IsColorRenderingSupported(GLint internalFormat, const Context *context);
  bool IsTextureFilteringSupported(GLint internalFormat, const rx::Renderer *renderer);
  bool IsTextureFilteringSupported(GLint internalFormat, const Context *context);
  bool IsDepthRenderingSupported(GLint internalFormat, const rx::Renderer *renderer);
  bool IsDepthRenderingSupported(GLint internalFormat, const Context *context);
  bool IsStencilRenderingSupported(GLint internalFormat, const rx::Renderer *renderer);
  bool IsStencilRenderingSupported(GLint internalFormat, const Context *context);
  
  GLuint GetRowPitch(GLint internalFormat, GLenum type, GLuint clientVersion, GLsizei width, GLint alignment);
  GLuint GetDepthPitch(GLint internalFormat, GLenum type, GLuint clientVersion, GLsizei width, GLsizei height, GLint alignment);
  GLuint GetBlockSize(GLint internalFormat, GLenum type, GLuint clientVersion, GLsizei width, GLsizei height);
  
  bool IsFormatCompressed(GLint internalFormat, GLuint clientVersion);
  GLuint GetCompressedBlockWidth(GLint internalFormat, GLuint clientVersion);
  GLuint GetCompressedBlockHeight(GLint internalFormat, GLuint clientVersion);
  
  ColorWriteFunction GetColorWriteFunction(GLenum format, GLenum type, GLuint clientVersion);
  
  }
  
  #endif LIBGLESV2_FORMATUTILS_H_
  

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