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 static qboolean vid_usingmouse;
31 static qboolean vid_isfullscreen;
33 static SDL_Surface *screen;
35 /////////////////////////
38 //TODO: Add joystick support
39 //TODO: Add error checking
42 //keysym to quake keysym mapping
43 #define tenoh 0,0,0,0,0, 0,0,0,0,0
44 #define fiftyoh tenoh, tenoh, tenoh, tenoh, tenoh
45 #define hundredoh fiftyoh, fiftyoh
46 static unsigned int tbl_sdltoquake[] =
48 0,0,0,0, //SDLK_UNKNOWN = 0,
49 0,0,0,0, //SDLK_FIRST = 0,
50 K_BACKSPACE, //SDLK_BACKSPACE = 8,
51 K_TAB, //SDLK_TAB = 9,
54 K_ENTER, //SDLK_RETURN = 13,
56 K_PAUSE, //SDLK_PAUSE = 19,
58 K_ESCAPE, //SDLK_ESCAPE = 27,
60 K_SPACE, //SDLK_SPACE = 32,
61 '!', //SDLK_EXCLAIM = 33,
62 '"', //SDLK_QUOTEDBL = 34,
63 '#', //SDLK_HASH = 35,
64 '$', //SDLK_DOLLAR = 36,
66 '&', //SDLK_AMPERSAND = 38,
67 '\'', //SDLK_QUOTE = 39,
68 '(', //SDLK_LEFTPAREN = 40,
69 ')', //SDLK_RIGHTPAREN = 41,
70 '*', //SDLK_ASTERISK = 42,
71 '+', //SDLK_PLUS = 43,
72 ',', //SDLK_COMMA = 44,
73 '-', //SDLK_MINUS = 45,
74 '.', //SDLK_PERIOD = 46,
75 '/', //SDLK_SLASH = 47,
86 ':', //SDLK_COLON = 58,
87 ';', //SDLK_SEMICOLON = 59,
88 '<', //SDLK_LESS = 60,
89 '=', //SDLK_EQUALS = 61,
90 '>', //SDLK_GREATER = 62,
91 '?', //SDLK_QUESTION = 63,
93 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,
94 '[', //SDLK_LEFTBRACKET = 91,
95 '\\', //SDLK_BACKSLASH = 92,
96 ']', //SDLK_RIGHTBRACKET = 93,
97 '^', //SDLK_CARET = 94,
98 '_', //SDLK_UNDERSCORE = 95,
99 '`', //SDLK_BACKQUOTE = 96,
127 K_DEL, //SDLK_DELETE = 127,
128 hundredoh /*227*/, tenoh, tenoh, 0,0,0,0,0,0,0,0,
129 K_KP_0, //SDLK_KP0 = 256,
130 K_KP_1, //SDLK_KP1 = 257,
131 K_KP_2, //SDLK_KP2 = 258,
132 K_KP_3, //SDLK_KP3 = 259,
133 K_KP_4, //SDLK_KP4 = 260,
134 K_KP_5, //SDLK_KP5 = 261,
135 K_KP_6, //SDLK_KP6 = 262,
136 K_KP_7, //SDLK_KP7 = 263,
137 K_KP_8, //SDLK_KP8 = 264,
138 K_KP_9, //SDLK_KP9 = 265,
139 K_KP_PERIOD,//SDLK_KP_PERIOD = 266,
140 K_KP_DIVIDE,//SDLK_KP_DIVIDE = 267,
141 K_KP_MULTIPLY,//SDLK_KP_MULTIPLY= 268,
142 K_KP_MINUS, //SDLK_KP_MINUS = 269,
143 K_KP_PLUS, //SDLK_KP_PLUS = 270,
144 K_KP_ENTER, //SDLK_KP_ENTER = 271,
145 K_KP_EQUALS,//SDLK_KP_EQUALS = 272,
146 K_UPARROW, //SDLK_UP = 273,
147 K_DOWNARROW,//SDLK_DOWN = 274,
148 K_RIGHTARROW,//SDLK_RIGHT = 275,
149 K_LEFTARROW,//SDLK_LEFT = 276,
150 K_INS, //SDLK_INSERT = 277,
151 K_HOME, //SDLK_HOME = 278,
152 K_END, //SDLK_END = 279,
153 K_PGUP, //SDLK_PAGEUP = 280,
154 K_PGDN, //SDLK_PAGEDOWN = 281,
155 K_F1, //SDLK_F1 = 282,
156 K_F2, //SDLK_F2 = 283,
157 K_F3, //SDLK_F3 = 284,
158 K_F4, //SDLK_F4 = 285,
159 K_F5, //SDLK_F5 = 286,
160 K_F6, //SDLK_F6 = 287,
161 K_F7, //SDLK_F7 = 288,
162 K_F8, //SDLK_F8 = 289,
163 K_F9, //SDLK_F9 = 290,
164 K_F10, //SDLK_F10 = 291,
165 K_F11, //SDLK_F11 = 292,
166 K_F12, //SDLK_F12 = 293,
171 K_NUMLOCK, //SDLK_NUMLOCK = 300,
172 K_CAPSLOCK, //SDLK_CAPSLOCK = 301,
173 K_SCROLLOCK,//SDLK_SCROLLOCK= 302,
174 K_SHIFT, //SDLK_RSHIFT = 303,
175 K_SHIFT, //SDLK_LSHIFT = 304,
176 K_CTRL, //SDLK_RCTRL = 305,
177 K_CTRL, //SDLK_LCTRL = 306,
178 K_ALT, //SDLK_RALT = 307,
179 K_ALT, //SDLK_LALT = 308,
180 0, //SDLK_RMETA = 309,
181 0, //SDLK_LMETA = 310,
182 0, //SDLK_LSUPER = 311, /* Left "Windows" key */
183 0, //SDLK_RSUPER = 312, /* Right "Windows" key */
184 K_ALT, //SDLK_MODE = 313, /* "Alt Gr" key */
185 0, //SDLK_COMPOSE = 314, /* Multi-key compose key */
186 0, //SDLK_HELP = 315,
187 0, //SDLK_PRINT = 316,
188 0, //SDLK_SYSREQ = 317,
189 K_PAUSE, //SDLK_BREAK = 318,
190 0, //SDLK_MENU = 319,
191 0, //SDLK_POWER = 320, /* Power Macintosh power key */
192 'e', //SDLK_EURO = 321, /* Some european keyboards */
193 0 //SDLK_UNDO = 322, /* Atari keyboard has Undo */
199 static int MapKey( unsigned int sdlkey )
201 if( sdlkey > sizeof(tbl_sdltoquake)/ sizeof(int) )
203 return tbl_sdltoquake[ sdlkey ];
206 static void IN_Activate( qboolean grab )
212 vid_usingmouse = true;
213 cl_ignoremousemove = true;
214 SDL_WM_GrabInput( SDL_GRAB_ON );
215 SDL_ShowCursor( SDL_DISABLE );
222 vid_usingmouse = false;
223 cl_ignoremousemove = true;
224 SDL_WM_GrabInput( SDL_GRAB_OFF );
225 SDL_ShowCursor( SDL_ENABLE );
235 SDL_GetRelativeMouseState( &x, &y );
241 /////////////////////
245 static int Sys_EventFilter( SDL_Event *event )
247 //TODO: Add a quit query in linux, too - though linux user are more likely to know what they do
249 if( event->type == SDL_QUIT && MessageBox( NULL, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION ) == IDNO )
258 static keynum_t buttonremap[18] =
280 void Sys_SendKeyEvents( void )
284 while( SDL_PollEvent( &event ) )
285 switch( event.type ) {
291 Key_Event( MapKey( event.key.keysym.sym ), (char)event.key.keysym.unicode, (event.key.state == SDL_PRESSED) );
293 case SDL_ACTIVEEVENT:
294 if( event.active.state == SDL_APPACTIVE )
296 if( event.active.gain )
302 case SDL_MOUSEBUTTONDOWN:
303 if (event.button.button <= 18)
304 Key_Event( buttonremap[event.button.button - 1], 0, true );
306 case SDL_MOUSEBUTTONUP:
307 if (event.button.button <= 18)
308 Key_Event( buttonremap[event.button.button - 1], 0, false );
317 void *GL_GetProcAddress(const char *name)
320 p = SDL_GL_GetProcAddress(name);
324 static int Sys_EventFilter( SDL_Event *event );
327 if (SDL_Init(SDL_INIT_VIDEO) < 0)
328 Sys_Error ("Failed to init video: %s", SDL_GetError());
329 vid_isfullscreen = false;
332 // set the icon (we dont use SDL here since it would be too much a PITA)
334 #include "resource.h"
335 #include <SDL_syswm.h>
336 static void VID_SetCaption()
342 SDL_WM_SetCaption( gamename, NULL );
344 // get the HWND handle
345 SDL_VERSION( &info.version );
346 if( !SDL_GetWMInfo( &info ) )
349 icon = LoadIcon( GetModuleHandle( NULL ), MAKEINTRESOURCE( IDI_ICON1 ) );
350 #ifndef _W64 //If Windows 64bit data types don't exist
351 #define SetClassLongPtr SetClassLong
352 #define GCLP_HICON GCL_HICON
353 #define LONG_PTR LONG
355 SetClassLongPtr( info.window, GCLP_HICON, (LONG_PTR)icon );
358 static void VID_SetCaption()
360 SDL_WM_SetCaption( gamename, NULL );
364 static void VID_OutputVersion()
366 const SDL_version *version;
367 version = SDL_Linked_Version();
368 Con_Printf( "Linked against SDL version %d.%d.%d\n"
369 "Using SDL library version %d.%d.%d\n",
370 SDL_MAJOR_VERSION, SDL_MINOR_VERSION, SDL_PATCHLEVEL,
371 version->major, version->minor, version->patch );
374 int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate)
377 int flags = SDL_OPENGL;
378 const char *drivername;
384 We cant switch from one OpenGL video mode to another.
385 Thus we first switch to some stupid 2D mode and then back to OpenGL.
387 SDL_SetVideoMode( 0, 0, 0, 0 );
389 // SDL usually knows best
392 // 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
393 i = COM_CheckParm("-gl_driver");
394 if (i && i < com_argc - 1)
395 drivername = com_argv[i + 1];
396 if (SDL_GL_LoadLibrary(drivername) < 0)
398 Con_Printf("Unable to load GL driver \"%s\": %s\n", drivername, SDL_GetError());
402 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
405 Con_Print("Required OpenGL function glGetString not found\n");
409 // Knghtbrd: should do platform-specific extension string function here
411 vid_isfullscreen = false;
413 flags |= SDL_FULLSCREEN;
414 vid_isfullscreen = true;
417 SDL_GL_SetAttribute (SDL_GL_DOUBLEBUFFER, 1);
420 SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 8);
421 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 8);
422 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 8);
423 SDL_GL_SetAttribute (SDL_GL_ALPHA_SIZE, 8);
424 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 24);
425 SDL_GL_SetAttribute (SDL_GL_STENCIL_SIZE, 8);
429 SDL_GL_SetAttribute (SDL_GL_RED_SIZE, 1);
430 SDL_GL_SetAttribute (SDL_GL_GREEN_SIZE, 1);
431 SDL_GL_SetAttribute (SDL_GL_BLUE_SIZE, 1);
432 SDL_GL_SetAttribute (SDL_GL_DEPTH_SIZE, 16);
435 screen = SDL_SetVideoMode(width, height, bpp, flags);
438 Con_Printf("Failed to set video mode to %ix%i: %s\n", width, height, SDL_GetError);
445 // set up an event filter to ask confirmation on close button in WIN32
446 SDL_SetEventFilter( (SDL_EventFilter) Sys_EventFilter );
448 SDL_EnableUNICODE( SDL_ENABLE );
449 // enable key repeat since everyone expects it
450 SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
452 gl_renderer = (const char *)qglGetString(GL_RENDERER);
453 gl_vendor = (const char *)qglGetString(GL_VENDOR);
454 gl_version = (const char *)qglGetString(GL_VERSION);
455 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
457 // Knghtbrd: should assign platform-specific extensions here
459 gl_platformextensions = "";
460 gl_videosyncavailable = false;
465 vid_activewindow = false;
466 vid_usingmouse = false;
470 void VID_Shutdown (void)
473 SDL_QuitSubSystem(SDL_INIT_VIDEO);
476 int VID_SetGamma (unsigned short *ramps, int rampsize)
478 return !SDL_SetGammaRamp (ramps, ramps + rampsize, ramps + rampsize*2);
481 int VID_GetGamma (unsigned short *ramps, int rampsize)
483 return !SDL_GetGammaRamp (ramps, ramps + rampsize, ramps + rampsize*2);
486 void VID_Finish (qboolean allowmousegrab)
489 qboolean vid_usemouse;
491 //react on appstate changes
492 appstate = SDL_GetAppState();
494 vid_hidden = !(appstate & SDL_APPACTIVE);
496 if( vid_hidden || !( appstate & SDL_APPMOUSEFOCUS ) || !( appstate & SDL_APPINPUTFOCUS ) )
497 vid_activewindow = false;
499 vid_activewindow = true;
501 vid_usemouse = false;
502 if( allowmousegrab && vid_mouse.integer && !key_consoleactive && (key_dest != key_game || !cls.demoplayback) )
504 if( vid_isfullscreen )
506 if( !vid_activewindow )
507 vid_usemouse = false;
509 IN_Activate(vid_usemouse);
511 VID_UpdateGamma(false, 256);
513 if (r_render.integer && !vid_hidden)
516 if (r_speeds.integer || gl_finish.integer)
518 qglFinish();CHECKGLERROR
520 SDL_GL_SwapBuffers();