2 Copyright (C) 2003 T. Joseph Carter
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 #undef WIN32_LEAN_AND_MEAN //hush a warning, SDL.h redefines this
25 // Tell startup code that we have a client
26 int cl_available = true;
28 qboolean vid_supportrefreshrate = false;
30 cvar_t joy_detected = {CVAR_READONLY, "joy_detected", "0", "number of joysticks detected by engine"};
31 cvar_t joy_enable = {0, "joy_enable", "1", "enables joystick support"};
32 cvar_t joy_index = {0, "joy_index", "0", "selects which joystick to use if you have multiple"};
33 cvar_t joy_axisforward = {0, "joy_axisforward", "1", "which joystick axis to query for forward/backward movement"};
34 cvar_t joy_axisside = {0, "joy_axisside", "0", "which joystick axis to query for right/left movement"};
35 cvar_t joy_axisup = {0, "joy_axisup", "-1", "which joystick axis to query for up/down movement"};
36 cvar_t joy_axispitch = {0, "joy_axispitch", "3", "which joystick axis to query for looking up/down"};
37 cvar_t joy_axisyaw = {0, "joy_axisyaw", "2", "which joystick axis to query for looking right/left"};
38 cvar_t joy_axisroll = {0, "joy_axisroll", "-1", "which joystick axis to query for tilting head right/left"};
39 cvar_t joy_deadzoneforward = {0, "joy_deadzoneforward", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
40 cvar_t joy_deadzoneside = {0, "joy_deadzoneside", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
41 cvar_t joy_deadzoneup = {0, "joy_deadzoneup", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
42 cvar_t joy_deadzonepitch = {0, "joy_deadzonepitch", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
43 cvar_t joy_deadzoneyaw = {0, "joy_deadzoneyaw", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
44 cvar_t joy_deadzoneroll = {0, "joy_deadzoneroll", "0", "deadzone tolerance, suggested values are in the range 0 to 0.01"};
45 cvar_t joy_sensitivityforward = {0, "joy_sensitivityforward", "-1", "movement multiplier"};
46 cvar_t joy_sensitivityside = {0, "joy_sensitivityside", "1", "movement multiplier"};
47 cvar_t joy_sensitivityup = {0, "joy_sensitivityup", "1", "movement multiplier"};
48 cvar_t joy_sensitivitypitch = {0, "joy_sensitivitypitch", "1", "movement multiplier"};
49 cvar_t joy_sensitivityyaw = {0, "joy_sensitivityyaw", "-1", "movement multiplier"};
50 cvar_t joy_sensitivityroll = {0, "joy_sensitivityroll", "1", "movement multiplier"};
52 static qboolean vid_usingmouse;
53 static qboolean vid_isfullscreen;
54 static int vid_numjoysticks = 0;
55 #define MAX_JOYSTICKS 8
56 static SDL_Joystick *vid_joysticks[MAX_JOYSTICKS];
58 static int win_half_width = 50;
59 static int win_half_height = 50;
60 static int video_bpp, video_flags;
62 static SDL_Surface *screen;
64 /////////////////////////
67 //TODO: Add joystick support
68 //TODO: Add error checking
71 //keysym to quake keysym mapping
72 #define tenoh 0,0,0,0,0, 0,0,0,0,0
73 #define fiftyoh tenoh, tenoh, tenoh, tenoh, tenoh
74 #define hundredoh fiftyoh, fiftyoh
75 static unsigned int tbl_sdltoquake[] =
77 0,0,0,0, //SDLK_UNKNOWN = 0,
78 0,0,0,0, //SDLK_FIRST = 0,
79 K_BACKSPACE, //SDLK_BACKSPACE = 8,
80 K_TAB, //SDLK_TAB = 9,
83 K_ENTER, //SDLK_RETURN = 13,
85 K_PAUSE, //SDLK_PAUSE = 19,
87 K_ESCAPE, //SDLK_ESCAPE = 27,
89 K_SPACE, //SDLK_SPACE = 32,
90 '!', //SDLK_EXCLAIM = 33,
91 '"', //SDLK_QUOTEDBL = 34,
92 '#', //SDLK_HASH = 35,
93 '$', //SDLK_DOLLAR = 36,
95 '&', //SDLK_AMPERSAND = 38,
96 '\'', //SDLK_QUOTE = 39,
97 '(', //SDLK_LEFTPAREN = 40,
98 ')', //SDLK_RIGHTPAREN = 41,
99 '*', //SDLK_ASTERISK = 42,
100 '+', //SDLK_PLUS = 43,
101 ',', //SDLK_COMMA = 44,
102 '-', //SDLK_MINUS = 45,
103 '.', //SDLK_PERIOD = 46,
104 '/', //SDLK_SLASH = 47,
115 ':', //SDLK_COLON = 58,
116 ';', //SDLK_SEMICOLON = 59,
117 '<', //SDLK_LESS = 60,
118 '=', //SDLK_EQUALS = 61,
119 '>', //SDLK_GREATER = 62,
120 '?', //SDLK_QUESTION = 63,
122 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
123 '[', //SDLK_LEFTBRACKET = 91,
124 '\\', //SDLK_BACKSLASH = 92,
125 ']', //SDLK_RIGHTBRACKET = 93,
126 '^', //SDLK_CARET = 94,
127 '_', //SDLK_UNDERSCORE = 95,
128 '`', //SDLK_BACKQUOTE = 96,
156 K_DEL, //SDLK_DELETE = 127,
157 hundredoh /*227*/, tenoh, tenoh, 0,0,0,0,0,0,0,0,
158 K_KP_0, //SDLK_KP0 = 256,
159 K_KP_1, //SDLK_KP1 = 257,
160 K_KP_2, //SDLK_KP2 = 258,
161 K_KP_3, //SDLK_KP3 = 259,
162 K_KP_4, //SDLK_KP4 = 260,
163 K_KP_5, //SDLK_KP5 = 261,
164 K_KP_6, //SDLK_KP6 = 262,
165 K_KP_7, //SDLK_KP7 = 263,
166 K_KP_8, //SDLK_KP8 = 264,
167 K_KP_9, //SDLK_KP9 = 265,
168 K_KP_PERIOD,//SDLK_KP_PERIOD = 266,
169 K_KP_DIVIDE,//SDLK_KP_DIVIDE = 267,
170 K_KP_MULTIPLY,//SDLK_KP_MULTIPLY= 268,
171 K_KP_MINUS, //SDLK_KP_MINUS = 269,
172 K_KP_PLUS, //SDLK_KP_PLUS = 270,
173 K_KP_ENTER, //SDLK_KP_ENTER = 271,
174 K_KP_EQUALS,//SDLK_KP_EQUALS = 272,
175 K_UPARROW, //SDLK_UP = 273,
176 K_DOWNARROW,//SDLK_DOWN = 274,
177 K_RIGHTARROW,//SDLK_RIGHT = 275,
178 K_LEFTARROW,//SDLK_LEFT = 276,
179 K_INS, //SDLK_INSERT = 277,
180 K_HOME, //SDLK_HOME = 278,
181 K_END, //SDLK_END = 279,
182 K_PGUP, //SDLK_PAGEUP = 280,
183 K_PGDN, //SDLK_PAGEDOWN = 281,
184 K_F1, //SDLK_F1 = 282,
185 K_F2, //SDLK_F2 = 283,
186 K_F3, //SDLK_F3 = 284,
187 K_F4, //SDLK_F4 = 285,
188 K_F5, //SDLK_F5 = 286,
189 K_F6, //SDLK_F6 = 287,
190 K_F7, //SDLK_F7 = 288,
191 K_F8, //SDLK_F8 = 289,
192 K_F9, //SDLK_F9 = 290,
193 K_F10, //SDLK_F10 = 291,
194 K_F11, //SDLK_F11 = 292,
195 K_F12, //SDLK_F12 = 293,
200 K_NUMLOCK, //SDLK_NUMLOCK = 300,
201 K_CAPSLOCK, //SDLK_CAPSLOCK = 301,
202 K_SCROLLOCK,//SDLK_SCROLLOCK= 302,
203 K_SHIFT, //SDLK_RSHIFT = 303,
204 K_SHIFT, //SDLK_LSHIFT = 304,
205 K_CTRL, //SDLK_RCTRL = 305,
206 K_CTRL, //SDLK_LCTRL = 306,
207 K_ALT, //SDLK_RALT = 307,
208 K_ALT, //SDLK_LALT = 308,
209 0, //SDLK_RMETA = 309,
210 0, //SDLK_LMETA = 310,
211 0, //SDLK_LSUPER = 311, /* Left "Windows" key */
212 0, //SDLK_RSUPER = 312, /* Right "Windows" key */
213 K_ALT, //SDLK_MODE = 313, /* "Alt Gr" key */
214 0, //SDLK_COMPOSE = 314, /* Multi-key compose key */
215 0, //SDLK_HELP = 315,
216 0, //SDLK_PRINT = 316,
217 0, //SDLK_SYSREQ = 317,
218 K_PAUSE, //SDLK_BREAK = 318,
219 0, //SDLK_MENU = 319,
220 0, //SDLK_POWER = 320, /* Power Macintosh power key */
221 'e', //SDLK_EURO = 321, /* Some european keyboards */
222 0 //SDLK_UNDO = 322, /* Atari keyboard has Undo */
228 static int MapKey( unsigned int sdlkey )
230 if( sdlkey > sizeof(tbl_sdltoquake)/ sizeof(int) )
232 return tbl_sdltoquake[ sdlkey ];
235 static void IN_Activate( qboolean grab )
237 //SDL_WM_GrabInput( SDL_GRAB_OFF );
238 //Con_Printf("< Turning off input-grabbing. --blub\n");
243 vid_usingmouse = true;
244 cl_ignoremousemove = true;
245 SDL_WM_GrabInput( SDL_GRAB_ON );
246 SDL_ShowCursor( SDL_DISABLE );
253 vid_usingmouse = false;
254 cl_ignoremousemove = true;
255 SDL_WM_GrabInput( SDL_GRAB_OFF );
256 SDL_ShowCursor( SDL_ENABLE );
261 static double IN_JoystickGetAxis(SDL_Joystick *joy, int axis, double sensitivity, double deadzone)
264 if (axis < 0 || axis >= SDL_JoystickNumAxes(joy))
265 return 0; // no such axis on this joystick
266 value = SDL_JoystickGetAxis(joy, axis) * (1.0 / 32767.0);
267 value = bound(-1, value, 1);
268 if (fabs(value) < deadzone)
269 return 0; // within deadzone around center
270 return value * sensitivity;
276 static int old_x = 0, old_y = 0;
277 static int stuck = 0;
281 if(vid_stick_mouse.integer)
283 // have the mouse stuck in the middle, example use: prevent expose effect of beryl during the game when not using
284 // window grabbing. --blub
286 // we need 2 frames to initialize the center position
289 SDL_WarpMouse(win_half_width, win_half_height);
290 SDL_GetMouseState(&x, &y);
291 SDL_GetRelativeMouseState(&x, &y);
294 SDL_GetRelativeMouseState(&x, &y);
295 in_mouse_x = x + old_x;
296 in_mouse_y = y + old_y;
297 SDL_GetMouseState(&x, &y);
298 old_x = x - win_half_width;
299 old_y = y - win_half_height;
300 SDL_WarpMouse(win_half_width, win_half_height);
303 SDL_GetRelativeMouseState( &x, &y );
308 if (vid_numjoysticks && joy_enable.integer && joy_index.integer >= 0 && joy_index.integer < vid_numjoysticks)
310 SDL_Joystick *joy = vid_joysticks[joy_index.integer];
311 int numballs = SDL_JoystickNumBalls(joy);
312 for (j = 0;j < numballs;j++)
314 SDL_JoystickGetBall(joy, j, &x, &y);
318 cl.cmd.forwardmove += IN_JoystickGetAxis(joy, joy_axisforward.integer, joy_sensitivityforward.value, joy_deadzoneforward.value) * cl_forwardspeed.value;
319 cl.cmd.sidemove += IN_JoystickGetAxis(joy, joy_axisside.integer, joy_sensitivityside.value, joy_deadzoneside.value) * cl_sidespeed.value;
320 cl.cmd.upmove += IN_JoystickGetAxis(joy, joy_axisup.integer, joy_sensitivityup.value, joy_deadzoneup.value) * cl_upspeed.value;
321 cl.viewangles[0] += IN_JoystickGetAxis(joy, joy_axispitch.integer, joy_sensitivitypitch.value, joy_deadzonepitch.value) * cl.realframetime * cl_pitchspeed.value;
322 cl.viewangles[1] += IN_JoystickGetAxis(joy, joy_axisyaw.integer, joy_sensitivityyaw.value, joy_deadzoneyaw.value) * cl.realframetime * cl_yawspeed.value;
323 //cl.viewangles[2] += IN_JoystickGetAxis(joy, joy_axisroll.integer, joy_sensitivityroll.value, joy_deadzoneroll.value) * cl.realframetime * cl_rollspeed.value;
327 /////////////////////
331 static int Sys_EventFilter( SDL_Event *event )
333 //TODO: Add a quit query in linux, too - though linux user are more likely to know what they do
335 if( event->type == SDL_QUIT && MessageBox( NULL, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION ) == IDNO )
344 static keynum_t buttonremap[18] =
366 void Sys_SendKeyEvents( void )
368 static qboolean sound_active = true;
371 while( SDL_PollEvent( &event ) )
372 switch( event.type ) {
378 Key_Event( MapKey( event.key.keysym.sym ), (char)event.key.keysym.unicode, (event.key.state == SDL_PRESSED) );
380 case SDL_ACTIVEEVENT:
381 if( event.active.state == SDL_APPACTIVE )
383 if( event.active.gain )
389 case SDL_MOUSEBUTTONDOWN:
390 case SDL_MOUSEBUTTONUP:
391 if (event.button.button <= 18)
392 Key_Event( buttonremap[event.button.button - 1], 0, event.button.state == SDL_PRESSED );
394 case SDL_JOYBUTTONDOWN:
395 if (!joy_enable.integer)
396 break; // ignore down events if joystick has been disabled
397 case SDL_JOYBUTTONUP:
398 if (event.jbutton.button < 48)
399 Key_Event( event.jbutton.button + (event.jbutton.button < 16 ? K_JOY1 : K_AUX1 - 16), 0, (event.jbutton.state == SDL_PRESSED) );
401 case SDL_VIDEORESIZE:
402 if(vid_resizable.integer < 2)
404 vid.width = event.resize.w;
405 vid.height = event.resize.h;
406 SDL_SetVideoMode(vid.width, vid.height, video_bpp, video_flags);
411 // enable/disable sound on focus gain/loss
412 if (!vid_hidden && (vid_activewindow || !snd_mutewhenidle.integer))
425 sound_active = false;
434 void *GL_GetProcAddress(const char *name)
437 p = SDL_GL_GetProcAddress(name);
441 static int Sys_EventFilter( SDL_Event *event );
442 static qboolean vid_sdl_initjoysticksystem = false;
445 Cvar_RegisterVariable(&joy_detected);
446 Cvar_RegisterVariable(&joy_enable);
447 Cvar_RegisterVariable(&joy_index);
448 Cvar_RegisterVariable(&joy_axisforward);
449 Cvar_RegisterVariable(&joy_axisside);
450 Cvar_RegisterVariable(&joy_axisup);
451 Cvar_RegisterVariable(&joy_axispitch);
452 Cvar_RegisterVariable(&joy_axisyaw);
453 //Cvar_RegisterVariable(&joy_axisroll);
454 Cvar_RegisterVariable(&joy_deadzoneforward);
455 Cvar_RegisterVariable(&joy_deadzoneside);
456 Cvar_RegisterVariable(&joy_deadzoneup);
457 Cvar_RegisterVariable(&joy_deadzonepitch);
458 Cvar_RegisterVariable(&joy_deadzoneyaw);
459 //Cvar_RegisterVariable(&joy_deadzoneroll);
460 Cvar_RegisterVariable(&joy_sensitivityforward);
461 Cvar_RegisterVariable(&joy_sensitivityside);
462 Cvar_RegisterVariable(&joy_sensitivityup);
463 Cvar_RegisterVariable(&joy_sensitivitypitch);
464 Cvar_RegisterVariable(&joy_sensitivityyaw);
465 //Cvar_RegisterVariable(&joy_sensitivityroll);
467 if (SDL_Init(SDL_INIT_VIDEO) < 0)
468 Sys_Error ("Failed to init SDL video subsystem: %s", SDL_GetError());
469 vid_sdl_initjoysticksystem = SDL_Init(SDL_INIT_JOYSTICK) >= 0;
470 if (vid_sdl_initjoysticksystem)
471 Con_Printf("Failed to init SDL joystick subsystem: %s\n", SDL_GetError());
472 vid_isfullscreen = false;
475 // set the icon (we dont use SDL here since it would be too much a PITA)
477 #include "resource.h"
478 #include <SDL_syswm.h>
479 static void VID_SetCaption()
485 SDL_WM_SetCaption( gamename, NULL );
487 // get the HWND handle
488 SDL_VERSION( &info.version );
489 if( !SDL_GetWMInfo( &info ) )
492 icon = LoadIcon( GetModuleHandle( NULL ), MAKEINTRESOURCE( IDI_ICON1 ) );
493 #ifndef _W64 //If Windows 64bit data types don't exist
494 #define SetClassLongPtr SetClassLong
495 #define GCLP_HICON GCL_HICON
496 #define LONG_PTR LONG
498 SetClassLongPtr( info.window, GCLP_HICON, (LONG_PTR)icon );
500 static void VID_SetIcon()
504 // Adding the OS independent XPM version --blub
505 #include "darkplaces.xpm"
506 #include "nexuiz.xpm"
507 static SDL_Surface *icon = NULL;
508 static void VID_SetIcon()
511 * Somewhat restricted XPM reader. Only supports XPMs saved by GIMP 2.4 at
512 * default settings with less than 91 colors and transparency.
515 int width, height, colors, isize, i, j;
517 static SDL_Color palette[256];
518 unsigned short palenc[256]; // store color id by char
520 char **idata = ENGINE_ICON;
521 char *data = idata[0];
523 if(sscanf(data, "%i %i %i %i", &width, &height, &colors, &isize) != 4)
525 // NOTE: Only 1-char colornames are supported
526 Con_Printf("Sorry, but this does not even look similar to an XPM.\n");
532 // NOTE: Only 1-char colornames are supported
533 Con_Printf("This XPM's palette is either huge or idiotically unoptimized. It's key size is %i\n", isize);
537 for(i = 0; i < colors; ++i)
542 if(sscanf(idata[i+1], "%c c #%02x%02x%02x", &idx, &r, &g, &b) != 4)
545 if(sscanf(idata[i+1], "%c c Non%1[e]", &idx, foo) != 2) // I take the DailyWTF credit for this. --div0
547 Con_Printf("This XPM's palette looks odd. Can't continue.\n");
552 palette[i].r = 255; // color key
555 thenone = i; // weeeee
560 palette[i].r = r - (r == 255 && g == 0 && b == 255); // change 255/0/255 pink to 254/0/255 for color key
565 palenc[(unsigned char) idx] = i;
568 // allocate the image data
569 data = (char*) malloc(width*height);
571 for(j = 0; j < height; ++j)
573 for(i = 0; i < width; ++i)
575 // casting to the safest possible datatypes ^^
576 data[j * width + i] = palenc[((unsigned char*)idata[colors+j+1])[i]];
582 // SDL_FreeSurface should free the data too
583 // but for completeness' sake...
584 if(icon->flags & SDL_PREALLOC)
587 icon->pixels = NULL; // safety
589 SDL_FreeSurface(icon);
592 icon = SDL_CreateRGBSurface(SDL_SRCCOLORKEY, width, height, 8, 0,0,0,0);// rmask, gmask, bmask, amask); no mask needed
593 // 8 bit surfaces get an empty palette allocated according to the docs
594 // so it's a palette image for sure :) no endian check necessary for the mask
597 Con_Printf( "Failed to create surface for the window Icon!\n"
598 "%s\n", SDL_GetError());
603 SDL_SetPalette(icon, SDL_PHYSPAL|SDL_LOGPAL, palette, 0, colors);
604 SDL_SetColorKey(icon, SDL_SRCCOLORKEY, thenone);
606 SDL_WM_SetIcon(icon, NULL);
610 static void VID_SetCaption()
612 SDL_WM_SetCaption( gamename, NULL );
616 static void VID_OutputVersion()
618 const SDL_version *version;
619 version = SDL_Linked_Version();
620 Con_Printf( "Linked against SDL version %d.%d.%d\n"
621 "Using SDL library version %d.%d.%d\n",
622 SDL_MAJOR_VERSION, SDL_MINOR_VERSION, SDL_PATCHLEVEL,
623 version->major, version->minor, version->patch );
626 int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate, int stereobuffer)
629 static int notfirstvideomode = false;
630 int flags = SDL_OPENGL;
631 const char *drivername;
633 win_half_width = width>>1;
634 win_half_height = height>>1;
636 if(vid_resizable.integer)
637 flags |= SDL_RESIZABLE;
643 We cant switch from one OpenGL video mode to another.
644 Thus we first switch to some stupid 2D mode and then back to OpenGL.
646 if (notfirstvideomode)
647 SDL_SetVideoMode( 0, 0, 0, 0 );
648 notfirstvideomode = true;
650 // SDL usually knows best
653 // COMMANDLINEOPTION: SDL GL: -gl_driver <drivername> selects a GL driver library, default is whatever SDL recommends, useful only for 3dfxogl.dll/3dfxvgl.dll or fxmesa or similar, if you don't know what this is for, you don't need it
654 i = COM_CheckParm("-gl_driver");
655 if (i && i < com_argc - 1)
656 drivername = com_argv[i + 1];
657 if (SDL_GL_LoadLibrary(drivername) < 0)
659 Con_Printf("Unable to load GL driver \"%s\": %s\n", drivername, SDL_GetError());
663 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
666 Con_Print("Required OpenGL function glGetString not found\n");
670 // Knghtbrd: should do platform-specific extension string function here
672 vid_isfullscreen = false;
674 flags |= SDL_FULLSCREEN;
675 vid_isfullscreen = true;
677 //flags |= SDL_HWSURFACE;
679 SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
682 SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 8);
683 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 8);
684 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 8);
685 SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 8);
686 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 24);
687 SDL_GL_SetAttribute (SDL_GL_STENCIL_SIZE, 8);
691 SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 1);
692 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 1);
693 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 1);
694 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 16);
697 SDL_GL_SetAttribute (SDL_GL_STEREO, 1);
702 screen = SDL_SetVideoMode(width, height, bpp, flags);
706 Con_Printf("Failed to set video mode to %ix%i: %s\n", width, height, SDL_GetError());
713 // set up an event filter to ask confirmation on close button in WIN32
714 SDL_SetEventFilter( (SDL_EventFilter) Sys_EventFilter );
716 SDL_EnableUNICODE( SDL_ENABLE );
717 // enable key repeat since everyone expects it
718 SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
720 gl_renderer = (const char *)qglGetString(GL_RENDERER);
721 gl_vendor = (const char *)qglGetString(GL_VENDOR);
722 gl_version = (const char *)qglGetString(GL_VERSION);
723 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
725 // Knghtbrd: should assign platform-specific extensions here
727 gl_platformextensions = "";
728 gl_videosyncavailable = false;
732 vid_numjoysticks = SDL_NumJoysticks();
733 vid_numjoysticks = bound(0, vid_numjoysticks, MAX_JOYSTICKS);
734 Cvar_SetValueQuick(&joy_detected, vid_numjoysticks);
735 Con_Printf("%d SDL joystick(s) found:\n", vid_numjoysticks);
736 memset(vid_joysticks, 0, sizeof(vid_joysticks));
737 for (i = 0;i < vid_numjoysticks;i++)
740 joy = vid_joysticks[i] = SDL_JoystickOpen(i);
743 Con_Printf("joystick #%i: open failed: %s\n", i, SDL_GetError());
746 Con_Printf("joystick #%i: opened \"%s\" with %i axes, %i buttons, %i balls\n", i, SDL_JoystickName(i), (int)SDL_JoystickNumAxes(joy), (int)SDL_JoystickNumButtons(joy), (int)SDL_JoystickNumBalls(joy));
750 vid_activewindow = false;
751 vid_usingmouse = false;
753 SDL_WM_GrabInput(SDL_GRAB_OFF);
757 void VID_Shutdown (void)
759 // this is needed to retry gamma after a vid_restart
760 VID_RestoreSystemGamma();
763 SDL_QuitSubSystem(SDL_INIT_VIDEO);
766 int VID_SetGamma (unsigned short *ramps, int rampsize)
768 return !SDL_SetGammaRamp (ramps, ramps + rampsize, ramps + rampsize*2);
771 int VID_GetGamma (unsigned short *ramps, int rampsize)
773 return !SDL_GetGammaRamp (ramps, ramps + rampsize, ramps + rampsize*2);
776 void VID_Finish (qboolean allowmousegrab)
779 qboolean vid_usemouse;
781 //react on appstate changes
782 appstate = SDL_GetAppState();
784 vid_hidden = !(appstate & SDL_APPACTIVE);
786 if( vid_hidden || !( appstate & SDL_APPMOUSEFOCUS ) || !( appstate & SDL_APPINPUTFOCUS ) )
787 vid_activewindow = false;
789 vid_activewindow = true;
791 vid_usemouse = false;
792 if( allowmousegrab && vid_mouse.integer && !key_consoleactive && (key_dest != key_game || !cls.demoplayback) )
794 if( vid_isfullscreen )
796 if( !vid_activewindow )
797 vid_usemouse = false;
799 IN_Activate(vid_usemouse);
801 VID_UpdateGamma(false, 256);
803 if (r_render.integer && !vid_hidden)
806 if (r_speeds.integer || gl_finish.integer)
808 qglFinish();CHECKGLERROR
810 SDL_GL_SwapBuffers();