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 "texcompress.h"
30 #include "texstore.h"
31 
32 
33 GLboolean
34 _mesa_texstore_etc1_rgb8(TEXSTORE_PARAMS);
35 
36 GLboolean
37 _mesa_texstore_etc2_rgb8(TEXSTORE_PARAMS);
38 
39 GLboolean
40 _mesa_texstore_etc2_srgb8(TEXSTORE_PARAMS);
41 
42 GLboolean
43 _mesa_texstore_etc2_rgba8_eac(TEXSTORE_PARAMS);
44 
45 GLboolean
46 _mesa_texstore_etc2_srgb8_alpha8_eac(TEXSTORE_PARAMS);
47 
48 GLboolean
49 _mesa_texstore_etc2_r11_eac(TEXSTORE_PARAMS);
50 
51 GLboolean
52 _mesa_texstore_etc2_rg11_eac(TEXSTORE_PARAMS);
53 
54 GLboolean
55 _mesa_texstore_etc2_signed_r11_eac(TEXSTORE_PARAMS);
56 
57 GLboolean
58 _mesa_texstore_etc2_signed_rg11_eac(TEXSTORE_PARAMS);
59 
60 GLboolean
61 _mesa_texstore_etc2_rgb8_punchthrough_alpha1(TEXSTORE_PARAMS);
62 
63 GLboolean
64 _mesa_texstore_etc2_srgb8_punchthrough_alpha1(TEXSTORE_PARAMS);
65 
66 void
67 _mesa_etc1_unpack_rgba8888(uint8_t *dst_row,
68                            unsigned dst_stride,
69                            const uint8_t *src_row,
70                            unsigned src_stride,
71                            unsigned src_width,
72                            unsigned src_height);
73 void
74 _mesa_unpack_etc2_format(uint8_t *dst_row,
75                          unsigned dst_stride,
76                          const uint8_t *src_row,
77                          unsigned src_stride,
78                          unsigned src_width,
79                          unsigned src_height,
80 			 mesa_format format,
81 			 bool bgra);
82 
83 compressed_fetch_func
84 _mesa_get_etc_fetch_func(mesa_format format);
85 
86 #endif
87