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00001 /*
00002  * Mesa 3-D graphics library
00003  * Version:  6.5.2
00004  *
00005  * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
00006  *
00007  * Permission is hereby granted, free of charge, to any person obtaining a
00008  * copy of this software and associated documentation files (the "Software"),
00009  * to deal in the Software without restriction, including without limitation
00010  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
00011  * and/or sell copies of the Software, and to permit persons to whom the
00012  * Software is furnished to do so, subject to the following conditions:
00013  *
00014  * The above copyright notice and this permission notice shall be included
00015  * in all copies or substantial portions of the Software.
00016  *
00017  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00018  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00019  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
00020  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
00021  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
00022  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00023  */
00024 
00025 
00026 #ifndef MIPMAP_H
00027 #define MIPMAP_H
00028 
00029 #include "mtypes.h"
00030 
00031 
00032 extern void
00033 _mesa_generate_mipmap_level(GLenum target,
00034                             GLenum datatype, GLuint comps,
00035                             GLint border,
00036                             GLint srcWidth, GLint srcHeight, GLint srcDepth,
00037                             const GLubyte *srcData,
00038                             GLint srcRowStride,
00039                             GLint dstWidth, GLint dstHeight, GLint dstDepth,
00040                             GLubyte *dstData,
00041                             GLint dstRowStride);
00042 
00043 
00044 extern void
00045 _mesa_generate_mipmap(GLcontext *ctx, GLenum target,
00046                       struct gl_texture_object *texObj);
00047 
00048 
00049 extern void
00050 _mesa_rescale_teximage2d(GLuint bytesPerPixel,
00051                          GLuint srcStrideInPixels,
00052                          GLuint dstRowStride,
00053                          GLint srcWidth, GLint srcHeight,
00054                          GLint dstWidth, GLint dstHeight,
00055                          const GLvoid *srcImage, GLvoid *dstImage);
00056 
00057 extern void
00058 _mesa_upscale_teximage2d(GLsizei inWidth, GLsizei inHeight,
00059                          GLsizei outWidth, GLsizei outHeight,
00060                          GLint comps, const GLchan *src, GLint srcRowStride,
00061                          GLchan *dest);
00062 
00063 
00064 #endif /* MIPMAP_H */
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