s_zoom.h revision cdc920a0 
1/*
2 * Mesa 3-D graphics library
3 * Version:  6.5
4 *
5 * Copyright (C) 1999-2005  Brian Paul   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 * BRIAN PAUL 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#ifndef S_ZOOM_H
26#define S_ZOOM_H
27
28#include "swrast.h"
29
30
31extern void
32_swrast_write_zoomed_rgba_span(GLcontext *ctx, GLint imgX, GLint imgY,
33                               const SWspan *span, const GLvoid *rgba);
34
35extern void
36_swrast_write_zoomed_rgb_span(GLcontext *ctx, GLint imgX, GLint imgY,
37                              const SWspan *span, const GLvoid *rgb);
38
39extern void
40_swrast_write_zoomed_depth_span(GLcontext *ctx, GLint imgX, GLint imgY,
41                                const SWspan *span);
42
43
44extern void
45_swrast_write_zoomed_stencil_span(GLcontext *ctx, GLint imgX, GLint imgY,
46                                  GLint width, GLint spanX, GLint spanY,
47                                  const GLstencil stencil[]);
48
49extern void
50_swrast_write_zoomed_z_span(GLcontext *ctx, GLint imgX, GLint imgY,
51                            GLint width, GLint spanX, GLint spanY,
52                            const GLvoid *z);
53
54
55#endif
56