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1 /*
2  * Mesa 3-D graphics library
3  *
4  * Copyright (c) 2011 VMware, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 
26 #ifndef FORMAT_PACK_H
27 #define FORMAT_PACK_H
28 
29 
30 #include "formats.h"
31 
32 
33 /** Pack a GLubyte rgba[4] color to dest address */
34 typedef void (*gl_pack_ubyte_rgba_func)(const GLubyte src[4], void *dst);
35 
36 /** Pack a GLfloat rgba[4] color to dest address */
37 typedef void (*gl_pack_float_rgba_func)(const GLfloat src[4], void *dst);
38 
39 /** Pack a GLfloat Z value to dest address */
40 typedef void (*gl_pack_float_z_func)(const GLfloat *src, void *dst);
41 
42 /** Pack a GLuint Z value to dest address */
43 typedef void (*gl_pack_uint_z_func)(const GLuint *src, void *dst);
44 
45 /** Pack a GLubyte stencil value to dest address */
46 typedef void (*gl_pack_ubyte_stencil_func)(const GLubyte *src, void *dst);
47 
48 
49 
50 
51 extern gl_pack_ubyte_rgba_func
52 _mesa_get_pack_ubyte_rgba_function(mesa_format format);
53 
54 
55 extern gl_pack_float_rgba_func
56 _mesa_get_pack_float_rgba_function(mesa_format format);
57 
58 
59 extern gl_pack_float_z_func
60 _mesa_get_pack_float_z_func(mesa_format format);
61 
62 
63 extern gl_pack_uint_z_func
64 _mesa_get_pack_uint_z_func(mesa_format format);
65 
66 
67 extern gl_pack_ubyte_stencil_func
68 _mesa_get_pack_ubyte_stencil_func(mesa_format format);
69 
70 
71 extern void
72 _mesa_pack_float_rgba_row(mesa_format format, GLuint n,
73                           const GLfloat src[][4], void *dst);
74 
75 extern void
76 _mesa_pack_ubyte_rgba_row(mesa_format format, GLuint n,
77                           const GLubyte src[][4], void *dst);
78 
79 extern void
80 _mesa_pack_uint_rgba_row(mesa_format format, GLuint n,
81                          const GLuint src[][4], void *dst);
82 
83 extern void
84 _mesa_pack_ubyte_rgba_rect(mesa_format format, GLuint width, GLuint height,
85                            const GLubyte *src, GLint srcRowStride,
86                            void *dst, GLint dstRowStride);
87 
88 extern void
89 _mesa_pack_float_z_row(mesa_format format, GLuint n,
90                        const GLfloat *src, void *dst);
91 
92 extern void
93 _mesa_pack_uint_z_row(mesa_format format, GLuint n,
94                       const GLuint *src, void *dst);
95 
96 extern void
97 _mesa_pack_ubyte_stencil_row(mesa_format format, GLuint n,
98                              const GLubyte *src, void *dst);
99 
100 extern void
101 _mesa_pack_uint_24_8_depth_stencil_row(mesa_format format, GLuint n,
102                                        const GLuint *src, void *dst);
103 
104 
105 extern void
106 _mesa_pack_colormask(mesa_format format, const GLubyte colorMask[4], void *dst);
107 
108 #endif
109