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a09e091a JB |
1 | /* |
2 | * Copyright (C) 2009 Apple, Inc. | |
3 | * Copyright (c) 2001-2004 Torrey T. Lyons. All Rights Reserved. | |
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 ABOVE LISTED COPYRIGHT HOLDER(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 OTHER | |
21 | * DEALINGS IN THE SOFTWARE. | |
22 | * | |
23 | * Except as contained in this notice, the name(s) of the above copyright | |
24 | * holders shall not be used in advertising or otherwise to promote the sale, | |
25 | * use or other dealings in this Software without prior written authorization. | |
26 | */ | |
27 | ||
28 | #ifndef _DARWIN_FB_H | |
29 | #define _DARWIN_FB_H | |
30 | ||
31 | #include "scrnintstr.h" | |
32 | ||
33 | typedef struct { | |
34 | void *framebuffer; | |
35 | int x; | |
36 | int y; | |
37 | int width; | |
38 | int height; | |
39 | int pitch; | |
40 | int depth; | |
41 | int visuals; | |
42 | int bitsPerRGB; | |
43 | int bitsPerPixel; | |
44 | int preferredCVC; | |
45 | Pixel redMask; | |
46 | Pixel greenMask; | |
47 | Pixel blueMask; | |
48 | } DarwinFramebufferRec, *DarwinFramebufferPtr; | |
49 | ||
50 | #define MASK_LH(l, h) (((1 << (1 + (h) - (l))) - 1) << (l)) | |
51 | #define BM_ARGB(a, r, g, b) MASK_LH(0, (b) - 1) | |
52 | #define GM_ARGB(a, r, g, b) MASK_LH(b, (b) + (g) - 1) | |
53 | #define RM_ARGB(a, r, g, b) MASK_LH((b) + (g), (b) + (g) + (r) - 1) | |
54 | #define AM_ARGB(a, r, g, b) MASK_LH((b) + (g) + (r), \ | |
55 | (b) + (g) + (r) + (a) - 1) | |
56 | ||
57 | #endif /* _DARWIN_FB_H */ |