1/*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
5 * Copyright (C) 2009-2010  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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25
26#ifndef PIXELTRANSFER_H
27#define PIXELTRANSFER_H
28
29
30#include "mtypes.h"
31
32
33extern void
34_mesa_scale_and_bias_rgba(GLuint n, GLfloat rgba[][4],
35                          GLfloat rScale, GLfloat gScale,
36                          GLfloat bScale, GLfloat aScale,
37                          GLfloat rBias, GLfloat gBias,
38                          GLfloat bBias, GLfloat aBias);
39
40extern void
41_mesa_map_rgba(const struct gl_context *ctx, GLuint n, GLfloat rgba[][4]);
42
43extern void
44_mesa_map_ci_to_rgba(const struct gl_context *ctx,
45                     GLuint n, const GLuint index[], GLfloat rgba[][4]);
46
47
48extern void
49_mesa_scale_and_bias_depth(const struct gl_context *ctx, GLuint n,
50                           GLfloat depthValues[]);
51
52extern void
53_mesa_scale_and_bias_depth_uint(const struct gl_context *ctx, GLuint n,
54                                GLuint depthValues[]);
55
56extern void
57_mesa_apply_rgba_transfer_ops(struct gl_context *ctx, GLbitfield transferOps,
58                              GLuint n, GLfloat rgba[][4]);
59
60extern void
61_mesa_shift_and_offset_ci(const struct gl_context *ctx,
62                          GLuint n, GLuint indexes[]);
63
64extern void
65_mesa_apply_ci_transfer_ops(const struct gl_context *ctx,
66                            GLbitfield transferOps,
67                            GLuint n, GLuint indexes[]);
68
69
70extern void
71_mesa_apply_stencil_transfer_ops(const struct gl_context *ctx, GLuint n,
72                                 GLubyte stencil[]);
73
74
75#endif
76