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/* $Id: texutil.h,v 1.10 2001/05/02 21:02:38 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.5
*
* Copyright (C) 1999-2001 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
* BRIAN PAUL 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.
*
* Authors:
* Gareth Hughes <gareth@valinux.com>
*/
#ifndef TEXUTIL_H
#define TEXUTIL_H
#include "mtypes.h"
#include "texformat.h"
extern GLboolean
_mesa_convert_texsubimage1d( GLint mesaFormat,
GLint xoffset,
GLint width,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *packing,
const GLvoid *srcImage, GLvoid *dstImage );
extern GLboolean
_mesa_convert_texsubimage2d( GLint mesaFormat,
GLint xoffset, GLint yoffset,
GLint width, GLint height,
GLint imageWidth,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *packing,
const GLvoid *srcImage, GLvoid *dstImage );
extern GLboolean
_mesa_convert_texsubimage3d( GLint mesaFormat,
GLint xoffset, GLint yoffset, GLint zoffset,
GLint width, GLint height, GLint depth,
GLint imageWidth, GLint imageHeight,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *packing,
const GLvoid *srcImage, GLvoid *dstImage );
/* Nearest filtering only (for broken hardware that can't support
* all aspect ratios). FIXME: Make this a subimage update as well...
*/
extern void
_mesa_rescale_teximage2d( GLuint bytesPerPixel, GLuint dstRowStride,
GLint srcWidth, GLint srcHeight,
GLint dstWidth, GLint dstHeight,
const GLvoid *srcImage, GLvoid *dstImage );
#endif
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