mipmap.h revision 848b8605 
1848b8605Smrg/*
2848b8605Smrg * Mesa 3-D graphics library
3848b8605Smrg *
4848b8605Smrg * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
5848b8605Smrg *
6848b8605Smrg * Permission is hereby granted, free of charge, to any person obtaining a
7848b8605Smrg * copy of this software and associated documentation files (the "Software"),
8848b8605Smrg * to deal in the Software without restriction, including without limitation
9848b8605Smrg * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10848b8605Smrg * and/or sell copies of the Software, and to permit persons to whom the
11848b8605Smrg * Software is furnished to do so, subject to the following conditions:
12848b8605Smrg *
13848b8605Smrg * The above copyright notice and this permission notice shall be included
14848b8605Smrg * in all copies or substantial portions of the Software.
15848b8605Smrg *
16848b8605Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17848b8605Smrg * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18848b8605Smrg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19848b8605Smrg * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20848b8605Smrg * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21848b8605Smrg * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22848b8605Smrg * OTHER DEALINGS IN THE SOFTWARE.
23848b8605Smrg */
24848b8605Smrg
25848b8605Smrg
26848b8605Smrg#ifndef MIPMAP_H
27848b8605Smrg#define MIPMAP_H
28848b8605Smrg
29848b8605Smrg#include "mtypes.h"
30848b8605Smrg
31848b8605Smrg
32848b8605Smrgextern void
33848b8605Smrg_mesa_generate_mipmap_level(GLenum target,
34848b8605Smrg                            GLenum datatype, GLuint comps,
35848b8605Smrg                            GLint border,
36848b8605Smrg                            GLint srcWidth, GLint srcHeight, GLint srcDepth,
37848b8605Smrg                            const GLubyte **srcData,
38848b8605Smrg                            GLint srcRowStride,
39848b8605Smrg                            GLint dstWidth, GLint dstHeight, GLint dstDepth,
40848b8605Smrg                            GLubyte **dstData,
41848b8605Smrg                            GLint dstRowStride);
42848b8605Smrg
43848b8605Smrg
44848b8605Smrgextern GLboolean
45848b8605Smrg_mesa_prepare_mipmap_level(struct gl_context *ctx,
46848b8605Smrg                           struct gl_texture_object *texObj, GLuint level,
47848b8605Smrg                           GLsizei width, GLsizei height, GLsizei depth,
48848b8605Smrg                           GLsizei border, GLenum intFormat, mesa_format format);
49848b8605Smrg
50848b8605Smrgextern void
51848b8605Smrg_mesa_generate_mipmap(struct gl_context *ctx, GLenum target,
52848b8605Smrg                      struct gl_texture_object *texObj);
53848b8605Smrg
54848b8605Smrgextern GLboolean
55848b8605Smrg_mesa_next_mipmap_level_size(GLenum target, GLint border,
56848b8605Smrg                       GLint srcWidth, GLint srcHeight, GLint srcDepth,
57848b8605Smrg                       GLint *dstWidth, GLint *dstHeight, GLint *dstDepth);
58848b8605Smrg
59848b8605Smrg#endif /* MIPMAP_H */
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