C++程序  |  61行  |  1.68 KB

/*
 * Mesa 3-D graphics library
 *
 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

/**
 * \file pixelstore.h
 * glPixelStore functions.
 */


#ifndef PIXELSTORE_H
#define PIXELSTORE_H


#include "glheader.h"

struct gl_context;


extern void GLAPIENTRY
_mesa_PixelStorei( GLenum pname, GLint param );


extern void GLAPIENTRY
_mesa_PixelStoref( GLenum pname, GLfloat param );


extern void
_mesa_init_pixelstore( struct gl_context *ctx );


extern bool
_mesa_compressed_pixel_storage_error_check(
   struct gl_context *ctx,
   GLint dimensions,
   const struct gl_pixelstore_attrib *packing,
   const char *caller);


#endif