1/*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
5 * Copyright (C) 1999-2010  VMware, Inc.  All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26
27#ifndef PACK_H
28#define PACK_H
29
30
31#include "mtypes.h"
32
33
34extern void
35_mesa_unpack_polygon_stipple(const GLubyte *pattern, GLuint dest[32],
36                             const struct gl_pixelstore_attrib *unpacking);
37
38
39extern void
40_mesa_pack_polygon_stipple(const GLuint pattern[32], GLubyte *dest,
41                           const struct gl_pixelstore_attrib *packing);
42
43
44extern void
45_mesa_pack_bitmap(GLint width, GLint height, const GLubyte *source,
46                  GLubyte *dest, const struct gl_pixelstore_attrib *packing);
47
48
49extern void
50_mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n,
51                          GLenum dstType, GLvoid *dest,
52                          GLenum srcType, const GLvoid *source,
53                          const struct gl_pixelstore_attrib *srcPacking,
54                          GLbitfield transferOps);
55
56extern void
57_mesa_pack_stencil_span(struct gl_context *ctx, GLuint n,
58                        GLenum dstType, GLvoid *dest, const GLubyte *source,
59                        const struct gl_pixelstore_attrib *dstPacking);
60
61
62extern void
63_mesa_unpack_depth_span(struct gl_context *ctx, GLuint n,
64                        GLenum dstType, GLvoid *dest, GLuint depthMax,
65                        GLenum srcType, const GLvoid *source,
66                        const struct gl_pixelstore_attrib *srcPacking);
67
68extern void
69_mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest,
70                      GLenum dstType, const GLfloat *depthSpan,
71                      const struct gl_pixelstore_attrib *dstPacking);
72
73
74extern void
75_mesa_pack_depth_stencil_span(struct gl_context *ctx,GLuint n,
76                              GLenum dstType, GLuint *dest,
77                              const GLfloat *depthVals,
78                              const GLubyte *stencilVals,
79                              const struct gl_pixelstore_attrib *dstPacking);
80
81
82extern void *
83_mesa_unpack_image(GLuint dimensions,
84                   GLsizei width, GLsizei height, GLsizei depth,
85                   GLenum format, GLenum type, const GLvoid *pixels,
86                   const struct gl_pixelstore_attrib *unpack);
87
88extern void
89_mesa_pack_luminance_from_rgba_float(GLuint n, GLfloat rgba[][4],
90                                     GLvoid *dstAddr, GLenum dst_format,
91                                     GLbitfield transferOps);
92
93extern void
94_mesa_pack_luminance_from_rgba_integer(GLuint n, GLuint rgba[][4], bool rgba_is_signed,
95                                       GLvoid *dstAddr, GLenum dst_format,
96                                       GLenum dst_type);
97
98extern GLfloat *
99_mesa_unpack_color_index_to_rgba_float(struct gl_context *ctx, GLuint dims,
100                                       const void *src, GLenum srcFormat, GLenum srcType,
101                                       int srcWidth, int srcHeight, int srcDepth,
102                                       const struct gl_pixelstore_attrib *srcPacking,
103                                       GLbitfield transferOps);
104
105extern GLubyte *
106_mesa_unpack_color_index_to_rgba_ubyte(struct gl_context *ctx, GLuint dims,
107                                       const void *src, GLenum srcFormat, GLenum srcType,
108                                       int srcWidth, int srcHeight, int srcDepth,
109                                       const struct gl_pixelstore_attrib *srcPacking,
110                                       GLbitfield transferOps);
111
112#endif
113