1 /*
2  * Copyright (C) 2011 LunarG, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21  * DEALINGS IN THE SOFTWARE.
22  */
23 
24 #ifndef TEXCOMPRESS_ETC1_H
25 #define TEXCOMPRESS_ETC1_H
26 
27 #include <inttypes.h>
28 #include "glheader.h"
29 #include "mfeatures.h"
30 #include "texstore.h"
31 
32 struct swrast_texture_image;
33 
34 GLboolean
35 _mesa_texstore_etc1_rgb8(TEXSTORE_PARAMS);
36 
37 void
38 _mesa_fetch_texel_2d_f_etc1_rgb8(const struct swrast_texture_image *texImage,
39                                  GLint i, GLint j, GLint k, GLfloat *texel);
40 
41 void
42 _mesa_etc1_unpack_rgba8888(uint8_t *dst_row,
43                            unsigned dst_stride,
44                            const uint8_t *src_row,
45                            unsigned src_stride,
46                            unsigned src_width,
47                            unsigned src_height);
48 
49 #endif
50