Mercurial > sdl-ios-xcode
annotate src/video/dga/SDL_dgavideo.h @ 4174:3370c734fd49 SDL-1.2
Add Teamtap autodetection, to avoid generating ghost events if it is not present
| author | Patrice Mandin <patmandin@gmail.com> |
|---|---|
| date | Fri, 24 Apr 2009 19:04:02 +0000 |
| parents | a1b03ba2fcd0 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 4159 | 3 Copyright (C) 1997-2009 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
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6 modify it under the terms of the GNU Lesser General Public |
| 0 | 7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 #ifndef _SDL_dgavideo_h | |
| 25 #define _SDL_dgavideo_h | |
| 26 | |
| 27 #include <X11/Xlib.h> | |
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28 |
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29 /* Apparently some X11 systems can't include this multiple times... */ |
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30 #ifndef SDL_INCLUDED_XLIBINT_H |
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31 #define SDL_INCLUDED_XLIBINT_H 1 |
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32 #include <X11/Xlibint.h> |
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33 #endif |
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34 |
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35 #include <X11/Xproto.h> |
| 0 | 36 |
| 37 #include "SDL_mouse.h" | |
| 38 #include "SDL_mutex.h" | |
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39 #include "../SDL_sysvideo.h" |
| 0 | 40 |
| 41 /* Hidden "this" pointer for the video functions */ | |
| 42 #define _THIS SDL_VideoDevice *this | |
| 43 | |
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44 /* Define this if you need the DGA driver to be thread-safe */ |
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45 #define LOCK_DGA_DISPLAY |
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46 #ifdef LOCK_DGA_DISPLAY |
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47 #define LOCK_DISPLAY() SDL_mutexP(event_lock) |
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48 #define UNLOCK_DISPLAY() SDL_mutexV(event_lock) |
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49 #else |
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50 #define LOCK_DISPLAY() |
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51 #define UNLOCK_DISPLAY() |
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52 #endif |
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53 |
| 0 | 54 |
| 55 /* This is the structure we use to keep track of video memory */ | |
| 56 typedef struct vidmem_bucket { | |
| 57 struct vidmem_bucket *prev; | |
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58 int used; |
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59 int dirty; |
| 0 | 60 Uint8 *base; |
| 61 unsigned int size; | |
| 62 struct vidmem_bucket *next; | |
| 63 } vidmem_bucket; | |
| 64 | |
| 65 /* Private display data */ | |
| 66 struct SDL_PrivateVideoData { | |
| 67 Display *DGA_Display; | |
| 68 Colormap DGA_colormap; | |
| 69 int visualClass; | |
| 70 | |
| 71 #define NUM_MODELISTS 4 /* 8, 16, 24, and 32 bits-per-pixel */ | |
| 72 int SDL_nummodes[NUM_MODELISTS]; | |
| 73 SDL_Rect **SDL_modelist[NUM_MODELISTS]; | |
| 74 | |
| 75 /* Information for the video surface */ | |
| 76 Uint8 *memory_base; | |
| 77 int memory_pitch; | |
| 78 SDL_mutex *hw_lock; | |
| 79 int sync_needed; | |
| 80 int was_flipped; | |
| 81 | |
| 82 /* Information for hardware surfaces */ | |
| 83 vidmem_bucket surfaces; | |
| 84 int surfaces_memtotal; | |
| 85 int surfaces_memleft; | |
| 86 | |
| 87 /* Information for double-buffering */ | |
| 88 int flip_page; | |
| 89 int flip_yoffset[2]; | |
| 90 Uint8 *flip_address[2]; | |
| 91 | |
| 92 /* Used to handle DGA events */ | |
| 93 int event_base; | |
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94 #ifdef LOCK_DGA_DISPLAY |
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95 SDL_mutex *event_lock; |
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96 #endif |
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Disable the screensaver in DGA mode, which is even more important than X11...
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97 |
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98 /* Screensaver settings */ |
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99 int allow_screensaver; |
| 0 | 100 }; |
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101 |
| 0 | 102 /* Old variable names */ |
| 103 #define DGA_Display (this->hidden->DGA_Display) | |
| 104 #define DGA_Screen DefaultScreen(DGA_Display) | |
| 105 #define DGA_colormap (this->hidden->DGA_colormap) | |
| 106 #define DGA_visualClass (this->hidden->visualClass) | |
| 107 #define memory_base (this->hidden->memory_base) | |
| 108 #define memory_pitch (this->hidden->memory_pitch) | |
| 109 #define flip_page (this->hidden->flip_page) | |
| 110 #define flip_yoffset (this->hidden->flip_yoffset) | |
| 111 #define flip_address (this->hidden->flip_address) | |
| 112 #define sync_needed (this->hidden->sync_needed) | |
| 113 #define was_flipped (this->hidden->was_flipped) | |
| 114 #define SDL_nummodes (this->hidden->SDL_nummodes) | |
| 115 #define SDL_modelist (this->hidden->SDL_modelist) | |
| 116 #define surfaces (this->hidden->surfaces) | |
| 117 #define surfaces_memtotal (this->hidden->surfaces_memtotal) | |
| 118 #define surfaces_memleft (this->hidden->surfaces_memleft) | |
| 119 #define hw_lock (this->hidden->hw_lock) | |
| 120 #define DGA_event_base (this->hidden->event_base) | |
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121 #define event_lock (this->hidden->event_lock) |
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122 #define allow_screensaver (this->hidden->allow_screensaver) |
| 0 | 123 |
| 124 #endif /* _SDL_dgavideo_h */ |