xf86cmap.h revision 6747b715 
1
2/*
3 * Copyright (c) 1998-2001 by The XFree86 Project, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Except as contained in this notice, the name of the copyright holder(s)
24 * and author(s) shall not be used in advertising or otherwise to promote
25 * the sale, use or other dealings in this Software without prior written
26 * authorization from the copyright holder(s) and author(s).
27 */
28
29#ifndef _XF86CMAP_H
30#define _XF86CMAP_H
31
32#include "xf86str.h"
33#include "colormapst.h"
34
35#define CMAP_PALETTED_TRUECOLOR		0x0000001
36#define CMAP_RELOAD_ON_MODE_SWITCH	0x0000002
37#define CMAP_LOAD_EVEN_IF_OFFSCREEN	0x0000004
38
39extern _X_EXPORT Bool xf86HandleColormaps(
40    ScreenPtr pScreen,
41    int maxCol,
42    int sigRGBbits,
43    xf86LoadPaletteProc *loadPalette,
44    xf86SetOverscanProc *setOverscan,
45    unsigned int flags
46);
47
48extern _X_EXPORT Bool xf86ColormapAllocatePrivates(
49    ScrnInfoPtr pScrn
50);
51
52extern _X_EXPORT int
53xf86ChangeGamma(
54   ScreenPtr pScreen,
55   Gamma newGamma
56);
57
58extern _X_EXPORT int
59xf86ChangeGammaRamp(
60   ScreenPtr pScreen,
61   int size,
62   unsigned short *red,
63   unsigned short *green,
64   unsigned short *blue
65);
66
67extern _X_EXPORT int xf86GetGammaRampSize(ScreenPtr pScreen);
68
69extern _X_EXPORT int
70xf86GetGammaRamp(
71   ScreenPtr pScreen,
72   int size,
73   unsigned short *red,
74   unsigned short *green,
75   unsigned short *blue
76);
77
78#endif /* _XF86CMAP_H */
79
80