Mercurial > sdl-ios-xcode
annotate include/SDL_syswm.h @ 1156:8521404a33c7
Date: Tue, 11 Oct 2005 16:58:12 +0300 (EEST)
From: =?ISO-8859-1?Q?Martin_Storsj=F6?= <martin@martin.st>
To: sdl@libsdl.org
Subject: [SDL] [PATCH] Use nanosleep on OS X
Hi,
The current version of SDL_Delay on OS X seems to always sleep at least 10
msec. OS X has nanosleep(), which performs shorter sleeps well. The
attached patch makes it use that one instead of select() as currently.
// Martin
| author | Ryan C. Gordon <icculus@icculus.org> |
|---|---|
| date | Tue, 11 Oct 2005 17:33:03 +0000 |
| parents | 609c060fd2a2 |
| children | c9b51268668f |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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3 Copyright (C) 1997-2004 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 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 | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
|
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 /* Include file for SDL custom system window manager hooks */ | |
| 29 | |
| 30 #ifndef _SDL_syswm_h | |
| 31 #define _SDL_syswm_h | |
| 32 | |
| 33 #include "SDL_version.h" | |
| 34 | |
| 35 #include "begin_code.h" | |
| 36 /* Set up for C function definitions, even when using C++ */ | |
| 37 #ifdef __cplusplus | |
| 38 extern "C" { | |
| 39 #endif | |
| 40 | |
| 41 /* Your application has access to a special type of event 'SDL_SYSWMEVENT', | |
| 42 which contains window-manager specific information and arrives whenever | |
| 43 an unhandled window event occurs. This event is ignored by default, but | |
| 44 you can enable it with SDL_EventState() | |
| 45 */ | |
| 46 #ifdef SDL_PROTOTYPES_ONLY | |
| 47 struct SDL_SysWMinfo; | |
| 48 typedef struct SDL_SysWMinfo SDL_SysWMinfo; | |
| 49 #else | |
| 50 | |
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51 #if defined(__APPLE__) && defined(__MACH__) |
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52 // conflicts with Quickdraw.h |
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53 #define Cursor X11Cursor |
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54 #endif |
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55 |
| 0 | 56 /* This is the structure for custom window manager events */ |
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57 #if (defined(unix) || defined(__unix__) || defined(_AIX) || \ |
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58 defined(__OpenBSD__) || defined(__NetBSD__) || \ |
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59 (defined(__APPLE__) && defined(__MACH__))) && \ |
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60 (!defined(DISABLE_X11) && !defined(__CYGWIN32__) && !defined(ENABLE_NANOX) && \ |
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61 !defined(__QNXNTO__)) |
| 0 | 62 /* AIX is unix, of course, but the native compiler CSet doesn't define unix */ |
| 63 #include <X11/Xlib.h> | |
| 64 #include <X11/Xatom.h> | |
| 65 | |
|
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66 #if defined(__APPLE__) && defined(__MACH__) |
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67 // matches the re-define above |
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68 #undef Cursor |
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69 #endif |
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70 |
| 0 | 71 /* These are the various supported subsystems under UNIX */ |
| 72 typedef enum { | |
| 73 SDL_SYSWM_X11 | |
| 74 } SDL_SYSWM_TYPE; | |
| 75 | |
| 76 /* The UNIX custom event structure */ | |
| 77 struct SDL_SysWMmsg { | |
| 78 SDL_version version; | |
| 79 SDL_SYSWM_TYPE subsystem; | |
| 80 union { | |
| 81 XEvent xevent; | |
| 82 } event; | |
| 83 }; | |
| 84 | |
| 85 /* The UNIX custom window manager information structure. | |
| 86 When this structure is returned, it holds information about which | |
| 87 low level system it is using, and will be one of SDL_SYSWM_TYPE. | |
| 88 */ | |
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89 typedef struct SDL_SysWMinfo { |
| 0 | 90 SDL_version version; |
| 91 SDL_SYSWM_TYPE subsystem; | |
| 92 union { | |
| 93 struct { | |
| 94 Display *display; /* The X11 display */ | |
| 95 Window window; /* The X11 display window */ | |
| 96 /* These locking functions should be called around | |
| 97 any X11 functions using the display variable. | |
| 98 They lock the event thread, so should not be | |
| 99 called around event functions or from event filters. | |
| 100 */ | |
| 101 void (*lock_func)(void); | |
| 102 void (*unlock_func)(void); | |
| 103 | |
| 104 /* Introduced in SDL 1.0.2 */ | |
| 105 Window fswindow; /* The X11 fullscreen window */ | |
| 106 Window wmwindow; /* The X11 managed input window */ | |
| 107 } x11; | |
| 108 } info; | |
| 109 } SDL_SysWMinfo; | |
| 110 | |
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111 #elif defined(ENABLE_NANOX) |
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112 #include <microwin/nano-X.h> |
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113 |
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114 /* The generic custom event structure */ |
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115 struct SDL_SysWMmsg { |
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116 SDL_version version; |
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117 int data; |
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118 }; |
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119 |
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120 /* The windows custom window manager information structure */ |
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121 typedef struct SDL_SysWMinfo { |
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122 SDL_version version ; |
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123 GR_WINDOW_ID window ; /* The display window */ |
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124 } SDL_SysWMinfo; |
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125 |
| 0 | 126 #elif defined(WIN32) |
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127 #define WIN32_LEAN_AND_MEAN |
| 0 | 128 #include <windows.h> |
| 129 | |
| 130 /* The windows custom event structure */ | |
| 131 struct SDL_SysWMmsg { | |
| 132 SDL_version version; | |
| 133 HWND hwnd; /* The window for the message */ | |
| 134 UINT msg; /* The type of message */ | |
| 135 WPARAM wParam; /* WORD message parameter */ | |
| 136 LPARAM lParam; /* LONG message parameter */ | |
| 137 }; | |
| 138 | |
| 139 /* The windows custom window manager information structure */ | |
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140 typedef struct SDL_SysWMinfo { |
| 0 | 141 SDL_version version; |
| 142 HWND window; /* The Win32 display window */ | |
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143 HGLRC hglrc; /* The OpenGL context, if any */ |
| 0 | 144 } SDL_SysWMinfo; |
| 145 | |
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146 #elif defined(__riscos__) |
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147 |
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148 /* RISC OS custom event structure */ |
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149 struct SDL_SysWMmsg { |
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150 SDL_version version; |
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151 int eventCode; /* The window for the message */ |
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152 int pollBlock[64]; |
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153 }; |
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154 |
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155 /* The RISC OS custom window manager information structure */ |
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156 typedef struct SDL_SysWMinfo { |
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157 SDL_version version; |
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158 int wimpVersion; /* Wimp version running under */ |
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159 int taskHandle; /* The RISC OS task handle */ |
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160 int window; /* The RISC OS display window */ |
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161 } SDL_SysWMinfo; |
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162 |
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163 #elif defined(__QNXNTO__) |
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164 #include <sys/neutrino.h> |
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165 #include <Ph.h> |
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166 |
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167 /* The QNX custom event structure */ |
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168 struct SDL_SysWMmsg { |
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169 SDL_version version; |
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170 int data; |
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171 }; |
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172 |
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173 /* The QNX custom window manager information structure */ |
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174 typedef struct SDL_SysWMinfo { |
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175 SDL_version version; |
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176 int data; |
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177 } SDL_SysWMinfo; |
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178 |
| 0 | 179 #else |
| 180 | |
| 181 /* The generic custom event structure */ | |
| 182 struct SDL_SysWMmsg { | |
| 183 SDL_version version; | |
| 184 int data; | |
| 185 }; | |
| 186 | |
| 187 /* The generic custom window manager information structure */ | |
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188 typedef struct SDL_SysWMinfo { |
| 0 | 189 SDL_version version; |
| 190 int data; | |
| 191 } SDL_SysWMinfo; | |
| 192 | |
| 193 #endif /* OS type */ | |
| 194 | |
| 195 #endif /* SDL_PROTOTYPES_ONLY */ | |
| 196 | |
| 197 /* Function prototypes */ | |
| 198 /* | |
| 199 * This function gives you custom hooks into the window manager information. | |
| 200 * It fills the structure pointed to by 'info' with custom information and | |
| 201 * returns 1 if the function is implemented. If it's not implemented, or | |
| 202 * the version member of the 'info' structure is invalid, it returns 0. | |
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203 * |
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204 * You typically use this function like this: |
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205 * SDL_SysWMInfo info; |
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206 * SDL_VERSION(&info.version); |
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207 * if ( SDL_GetWMInfo(&info) ) { ... } |
| 0 | 208 */ |
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209 extern DECLSPEC int SDLCALL SDL_GetWMInfo(SDL_SysWMinfo *info); |
| 0 | 210 |
| 211 | |
| 212 /* Ends C function definitions when using C++ */ | |
| 213 #ifdef __cplusplus | |
| 214 } | |
| 215 #endif | |
| 216 #include "close_code.h" | |
| 217 | |
| 218 #endif /* _SDL_syswm_h */ |