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00012 #ifdef WITH_SDL
00013
00014 #include "../stdafx.h"
00015 #include "../openttd.h"
00016 #include "../gfx_func.h"
00017 #include "../sdl.h"
00018 #include "../rev.h"
00019 #include "../blitter/factory.hpp"
00020 #include "../network/network.h"
00021 #include "../thread/thread.h"
00022 #include "../progress.h"
00023 #include "../core/random_func.hpp"
00024 #include "../core/math_func.hpp"
00025 #include "../fileio_func.h"
00026 #include "sdl_v.h"
00027 #include <SDL.h>
00028
00029 static FVideoDriver_SDL iFVideoDriver_SDL;
00030
00031 static SDL_Surface *_sdl_screen;
00032 static bool _all_modes;
00033
00035 static bool _draw_threaded;
00037 static ThreadObject *_draw_thread = NULL;
00039 static ThreadMutex *_draw_mutex = NULL;
00041 static volatile bool _draw_continue;
00042 static Palette _local_palette;
00043
00044 #define MAX_DIRTY_RECTS 100
00045 static SDL_Rect _dirty_rects[MAX_DIRTY_RECTS];
00046 static int _num_dirty_rects;
00047
00048 void VideoDriver_SDL::MakeDirty(int left, int top, int width, int height)
00049 {
00050 if (_num_dirty_rects < MAX_DIRTY_RECTS) {
00051 _dirty_rects[_num_dirty_rects].x = left;
00052 _dirty_rects[_num_dirty_rects].y = top;
00053 _dirty_rects[_num_dirty_rects].w = width;
00054 _dirty_rects[_num_dirty_rects].h = height;
00055 }
00056 _num_dirty_rects++;
00057 }
00058
00059 static void UpdatePalette()
00060 {
00061 SDL_Color pal[256];
00062
00063 for (int i = 0; i != _local_palette.count_dirty; i++) {
00064 pal[i].r = _local_palette.palette[_local_palette.first_dirty + i].r;
00065 pal[i].g = _local_palette.palette[_local_palette.first_dirty + i].g;
00066 pal[i].b = _local_palette.palette[_local_palette.first_dirty + i].b;
00067 pal[i].unused = 0;
00068 }
00069
00070 SDL_CALL SDL_SetColors(_sdl_screen, pal, _local_palette.first_dirty, _local_palette.count_dirty);
00071 }
00072
00073 static void InitPalette()
00074 {
00075 _local_palette = _cur_palette;
00076 _local_palette.first_dirty = 0;
00077 _local_palette.count_dirty = 256;
00078 UpdatePalette();
00079 }
00080
00081 static void CheckPaletteAnim()
00082 {
00083 if (_cur_palette.count_dirty != 0) {
00084 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00085
00086 switch (blitter->UsePaletteAnimation()) {
00087 case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
00088 UpdatePalette();
00089 break;
00090
00091 case Blitter::PALETTE_ANIMATION_BLITTER:
00092 blitter->PaletteAnimate(_local_palette);
00093 break;
00094
00095 case Blitter::PALETTE_ANIMATION_NONE:
00096 break;
00097
00098 default:
00099 NOT_REACHED();
00100 }
00101 _cur_palette.count_dirty = 0;
00102 }
00103 }
00104
00105 static void DrawSurfaceToScreen()
00106 {
00107 int n = _num_dirty_rects;
00108 if (n == 0) return;
00109
00110 _num_dirty_rects = 0;
00111 if (n > MAX_DIRTY_RECTS) {
00112 SDL_CALL SDL_UpdateRect(_sdl_screen, 0, 0, 0, 0);
00113 } else {
00114 SDL_CALL SDL_UpdateRects(_sdl_screen, n, _dirty_rects);
00115 }
00116 }
00117
00118 static void DrawSurfaceToScreenThread(void *)
00119 {
00120
00121 _draw_mutex->BeginCritical();
00122 _draw_mutex->SendSignal();
00123
00124
00125 _draw_mutex->WaitForSignal();
00126
00127 while (_draw_continue) {
00128 CheckPaletteAnim();
00129
00130 DrawSurfaceToScreen();
00131 _draw_mutex->WaitForSignal();
00132 }
00133
00134 _draw_mutex->EndCritical();
00135 _draw_thread->Exit();
00136 }
00137
00138 static const Dimension _default_resolutions[] = {
00139 { 640, 480},
00140 { 800, 600},
00141 {1024, 768},
00142 {1152, 864},
00143 {1280, 800},
00144 {1280, 960},
00145 {1280, 1024},
00146 {1400, 1050},
00147 {1600, 1200},
00148 {1680, 1050},
00149 {1920, 1200}
00150 };
00151
00152 static void GetVideoModes()
00153 {
00154 SDL_Rect **modes = SDL_CALL SDL_ListModes(NULL, SDL_SWSURFACE | SDL_FULLSCREEN);
00155 if (modes == NULL) usererror("sdl: no modes available");
00156
00157 _all_modes = (SDL_CALL SDL_ListModes(NULL, SDL_SWSURFACE | (_fullscreen ? SDL_FULLSCREEN : 0)) == (void*)-1);
00158 if (modes == (void*)-1) {
00159 int n = 0;
00160 for (uint i = 0; i < lengthof(_default_resolutions); i++) {
00161 if (SDL_CALL SDL_VideoModeOK(_default_resolutions[i].width, _default_resolutions[i].height, 8, SDL_FULLSCREEN) != 0) {
00162 _resolutions[n] = _default_resolutions[i];
00163 if (++n == lengthof(_resolutions)) break;
00164 }
00165 }
00166 _num_resolutions = n;
00167 } else {
00168 int n = 0;
00169 for (int i = 0; modes[i]; i++) {
00170 uint w = modes[i]->w;
00171 uint h = modes[i]->h;
00172 int j;
00173 for (j = 0; j < n; j++) {
00174 if (_resolutions[j].width == w && _resolutions[j].height == h) break;
00175 }
00176
00177 if (j == n) {
00178 _resolutions[j].width = w;
00179 _resolutions[j].height = h;
00180 if (++n == lengthof(_resolutions)) break;
00181 }
00182 }
00183 _num_resolutions = n;
00184 SortResolutions(_num_resolutions);
00185 }
00186 }
00187
00188 static void GetAvailableVideoMode(uint *w, uint *h)
00189 {
00190
00191 if (_all_modes || _num_resolutions == 0) return;
00192
00193
00194 for (int i = 0; i != _num_resolutions; i++) {
00195 if (*w == _resolutions[i].width && *h == _resolutions[i].height) return;
00196 }
00197
00198
00199 int best = 0;
00200 uint delta = Delta(_resolutions[0].width, *w) * Delta(_resolutions[0].height, *h);
00201 for (int i = 1; i != _num_resolutions; ++i) {
00202 uint newdelta = Delta(_resolutions[i].width, *w) * Delta(_resolutions[i].height, *h);
00203 if (newdelta < delta) {
00204 best = i;
00205 delta = newdelta;
00206 }
00207 }
00208 *w = _resolutions[best].width;
00209 *h = _resolutions[best].height;
00210 }
00211
00212 #ifdef WIN32
00213
00214
00215 #undef SDL_LoadBMP
00216 #define SDL_LoadBMP(file) SDL_LoadBMP_RW(SDL_CALL SDL_RWFromFile(file, "rb"), 1)
00217 #endif
00218
00219 static bool CreateMainSurface(uint w, uint h)
00220 {
00221 SDL_Surface *newscreen, *icon;
00222 char caption[50];
00223 int bpp = BlitterFactoryBase::GetCurrentBlitter()->GetScreenDepth();
00224
00225 GetAvailableVideoMode(&w, &h);
00226
00227 DEBUG(driver, 1, "SDL: using mode %ux%ux%d", w, h, bpp);
00228
00229 if (bpp == 0) usererror("Can't use a blitter that blits 0 bpp for normal visuals");
00230
00231 char icon_path[MAX_PATH];
00232 if (FioFindFullPath(icon_path, lengthof(icon_path), BASESET_DIR, "openttd.32.bmp") != NULL) {
00233
00234 icon = SDL_CALL SDL_LoadBMP(icon_path);
00235 if (icon != NULL) {
00236
00237 uint32 rgbmap = SDL_CALL SDL_MapRGB(icon->format, 255, 0, 255);
00238
00239 SDL_CALL SDL_SetColorKey(icon, SDL_SRCCOLORKEY, rgbmap);
00240 SDL_CALL SDL_WM_SetIcon(icon, NULL);
00241 SDL_CALL SDL_FreeSurface(icon);
00242 }
00243 }
00244
00245
00246 newscreen = SDL_CALL SDL_SetVideoMode(w, h, bpp, SDL_SWSURFACE | SDL_HWPALETTE | (_fullscreen ? SDL_FULLSCREEN : SDL_RESIZABLE));
00247 if (newscreen == NULL) {
00248 DEBUG(driver, 0, "SDL: Couldn't allocate a window to draw on");
00249 return false;
00250 }
00251
00252
00253 _num_dirty_rects = 0;
00254
00255 _screen.width = newscreen->w;
00256 _screen.height = newscreen->h;
00257 _screen.pitch = newscreen->pitch / (bpp / 8);
00258 _screen.dst_ptr = newscreen->pixels;
00259 _sdl_screen = newscreen;
00260
00261 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00262 blitter->PostResize();
00263
00264 switch (blitter->UsePaletteAnimation()) {
00265 case Blitter::PALETTE_ANIMATION_NONE:
00266 case Blitter::PALETTE_ANIMATION_VIDEO_BACKEND:
00267 InitPalette();
00268 UpdatePalette();
00269 break;
00270
00271 case Blitter::PALETTE_ANIMATION_BLITTER:
00272 blitter->PaletteAnimate(_local_palette);
00273 break;
00274
00275 default:
00276 NOT_REACHED();
00277 }
00278
00279 snprintf(caption, sizeof(caption), "OpenTTD %s", _openttd_revision);
00280 SDL_CALL SDL_WM_SetCaption(caption, caption);
00281
00282 GameSizeChanged();
00283
00284 return true;
00285 }
00286
00287 bool VideoDriver_SDL::ClaimMousePointer()
00288 {
00289 SDL_CALL SDL_ShowCursor(0);
00290 return true;
00291 }
00292
00293 struct VkMapping {
00294 #if SDL_VERSION_ATLEAST(1, 3, 0)
00295 SDL_Keycode vk_from;
00296 #else
00297 uint16 vk_from;
00298 #endif
00299 byte vk_count;
00300 byte map_to;
00301 };
00302
00303 #define AS(x, z) {x, 0, z}
00304 #define AM(x, y, z, w) {x, (byte)(y - x), z}
00305
00306 static const VkMapping _vk_mapping[] = {
00307
00308 AM(SDLK_PAGEUP, SDLK_PAGEDOWN, WKC_PAGEUP, WKC_PAGEDOWN),
00309 AS(SDLK_UP, WKC_UP),
00310 AS(SDLK_DOWN, WKC_DOWN),
00311 AS(SDLK_LEFT, WKC_LEFT),
00312 AS(SDLK_RIGHT, WKC_RIGHT),
00313
00314 AS(SDLK_HOME, WKC_HOME),
00315 AS(SDLK_END, WKC_END),
00316
00317 AS(SDLK_INSERT, WKC_INSERT),
00318 AS(SDLK_DELETE, WKC_DELETE),
00319
00320
00321 AM(SDLK_a, SDLK_z, 'A', 'Z'),
00322 AM(SDLK_0, SDLK_9, '0', '9'),
00323
00324 AS(SDLK_ESCAPE, WKC_ESC),
00325 AS(SDLK_PAUSE, WKC_PAUSE),
00326 AS(SDLK_BACKSPACE, WKC_BACKSPACE),
00327
00328 AS(SDLK_SPACE, WKC_SPACE),
00329 AS(SDLK_RETURN, WKC_RETURN),
00330 AS(SDLK_TAB, WKC_TAB),
00331
00332
00333 AM(SDLK_F1, SDLK_F12, WKC_F1, WKC_F12),
00334
00335
00336 AM(SDLK_KP0, SDLK_KP9, '0', '9'),
00337 AS(SDLK_KP_DIVIDE, WKC_NUM_DIV),
00338 AS(SDLK_KP_MULTIPLY, WKC_NUM_MUL),
00339 AS(SDLK_KP_MINUS, WKC_NUM_MINUS),
00340 AS(SDLK_KP_PLUS, WKC_NUM_PLUS),
00341 AS(SDLK_KP_ENTER, WKC_NUM_ENTER),
00342 AS(SDLK_KP_PERIOD, WKC_NUM_DECIMAL),
00343
00344
00345 AS(SDLK_SLASH, WKC_SLASH),
00346 AS(SDLK_SEMICOLON, WKC_SEMICOLON),
00347 AS(SDLK_EQUALS, WKC_EQUALS),
00348 AS(SDLK_LEFTBRACKET, WKC_L_BRACKET),
00349 AS(SDLK_BACKSLASH, WKC_BACKSLASH),
00350 AS(SDLK_RIGHTBRACKET, WKC_R_BRACKET),
00351
00352 AS(SDLK_QUOTE, WKC_SINGLEQUOTE),
00353 AS(SDLK_COMMA, WKC_COMMA),
00354 AS(SDLK_MINUS, WKC_MINUS),
00355 AS(SDLK_PERIOD, WKC_PERIOD)
00356 };
00357
00358 static uint32 ConvertSdlKeyIntoMy(SDL_keysym *sym)
00359 {
00360 const VkMapping *map;
00361 uint key = 0;
00362
00363 for (map = _vk_mapping; map != endof(_vk_mapping); ++map) {
00364 if ((uint)(sym->sym - map->vk_from) <= map->vk_count) {
00365 key = sym->sym - map->vk_from + map->map_to;
00366 break;
00367 }
00368 }
00369
00370
00371 #if defined(WIN32) || defined(__OS2__)
00372 if (sym->scancode == 41) key = WKC_BACKQUOTE;
00373 #elif defined(__APPLE__)
00374 if (sym->scancode == 10) key = WKC_BACKQUOTE;
00375 #elif defined(__MORPHOS__)
00376 if (sym->scancode == 0) key = WKC_BACKQUOTE;
00377 #elif defined(__BEOS__)
00378 if (sym->scancode == 17) key = WKC_BACKQUOTE;
00379 #elif defined(__SVR4) && defined(__sun)
00380 if (sym->scancode == 60) key = WKC_BACKQUOTE;
00381 if (sym->scancode == 49) key = WKC_BACKSPACE;
00382 #elif defined(__sgi__)
00383 if (sym->scancode == 22) key = WKC_BACKQUOTE;
00384 #else
00385 if (sym->scancode == 49) key = WKC_BACKQUOTE;
00386 #endif
00387
00388
00389 if (sym->mod & KMOD_META) key |= WKC_META;
00390 if (sym->mod & KMOD_SHIFT) key |= WKC_SHIFT;
00391 if (sym->mod & KMOD_CTRL) key |= WKC_CTRL;
00392 if (sym->mod & KMOD_ALT) key |= WKC_ALT;
00393
00394 return (key << 16) + sym->unicode;
00395 }
00396
00397 static int PollEvent()
00398 {
00399 SDL_Event ev;
00400
00401 if (!SDL_CALL SDL_PollEvent(&ev)) return -2;
00402
00403 switch (ev.type) {
00404 case SDL_MOUSEMOTION:
00405 if (_cursor.fix_at) {
00406 int dx = ev.motion.x - _cursor.pos.x;
00407 int dy = ev.motion.y - _cursor.pos.y;
00408 if (dx != 0 || dy != 0) {
00409 _cursor.delta.x = dx;
00410 _cursor.delta.y = dy;
00411 SDL_CALL SDL_WarpMouse(_cursor.pos.x, _cursor.pos.y);
00412 }
00413 } else {
00414 _cursor.delta.x = ev.motion.x - _cursor.pos.x;
00415 _cursor.delta.y = ev.motion.y - _cursor.pos.y;
00416 _cursor.pos.x = ev.motion.x;
00417 _cursor.pos.y = ev.motion.y;
00418 _cursor.dirty = true;
00419 }
00420 HandleMouseEvents();
00421 break;
00422
00423 case SDL_MOUSEBUTTONDOWN:
00424 if (_rightclick_emulate && SDL_CALL SDL_GetModState() & KMOD_CTRL) {
00425 ev.button.button = SDL_BUTTON_RIGHT;
00426 }
00427
00428 switch (ev.button.button) {
00429 case SDL_BUTTON_LEFT:
00430 _left_button_down = true;
00431 break;
00432
00433 case SDL_BUTTON_RIGHT:
00434 _right_button_down = true;
00435 _right_button_clicked = true;
00436 break;
00437
00438 case SDL_BUTTON_WHEELUP: _cursor.wheel--; break;
00439 case SDL_BUTTON_WHEELDOWN: _cursor.wheel++; break;
00440
00441 default: break;
00442 }
00443 HandleMouseEvents();
00444 break;
00445
00446 case SDL_MOUSEBUTTONUP:
00447 if (_rightclick_emulate) {
00448 _right_button_down = false;
00449 _left_button_down = false;
00450 _left_button_clicked = false;
00451 } else if (ev.button.button == SDL_BUTTON_LEFT) {
00452 _left_button_down = false;
00453 _left_button_clicked = false;
00454 } else if (ev.button.button == SDL_BUTTON_RIGHT) {
00455 _right_button_down = false;
00456 }
00457 HandleMouseEvents();
00458 break;
00459
00460 case SDL_ACTIVEEVENT:
00461 if (!(ev.active.state & SDL_APPMOUSEFOCUS)) break;
00462
00463 if (ev.active.gain) {
00464 _cursor.in_window = true;
00465 } else {
00466 UndrawMouseCursor();
00467 _cursor.in_window = false;
00468 }
00469 break;
00470
00471 case SDL_QUIT:
00472 HandleExitGameRequest();
00473 break;
00474
00475 case SDL_KEYDOWN:
00476 if ((ev.key.keysym.mod & (KMOD_ALT | KMOD_META)) &&
00477 (ev.key.keysym.sym == SDLK_RETURN || ev.key.keysym.sym == SDLK_f)) {
00478 ToggleFullScreen(!_fullscreen);
00479 } else {
00480 HandleKeypress(ConvertSdlKeyIntoMy(&ev.key.keysym));
00481 }
00482 break;
00483
00484 case SDL_VIDEORESIZE: {
00485 int w = max(ev.resize.w, 64);
00486 int h = max(ev.resize.h, 64);
00487 CreateMainSurface(w, h);
00488 break;
00489 }
00490 case SDL_VIDEOEXPOSE: {
00491
00492
00493
00494 _num_dirty_rects = MAX_DIRTY_RECTS + 1;
00495 break;
00496 }
00497 }
00498 return -1;
00499 }
00500
00501 const char *VideoDriver_SDL::Start(const char * const *parm)
00502 {
00503 char buf[30];
00504
00505 const char *s = SdlOpen(SDL_INIT_VIDEO);
00506 if (s != NULL) return s;
00507
00508 GetVideoModes();
00509 if (!CreateMainSurface(_cur_resolution.width, _cur_resolution.height)) {
00510 return SDL_CALL SDL_GetError();
00511 }
00512
00513 SDL_CALL SDL_VideoDriverName(buf, sizeof buf);
00514 DEBUG(driver, 1, "SDL: using driver '%s'", buf);
00515
00516 MarkWholeScreenDirty();
00517
00518 SDL_CALL SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
00519 SDL_CALL SDL_EnableUNICODE(1);
00520
00521 _draw_threaded = GetDriverParam(parm, "no_threads") == NULL && GetDriverParam(parm, "no_thread") == NULL;
00522
00523 return NULL;
00524 }
00525
00526 void VideoDriver_SDL::Stop()
00527 {
00528 SdlClose(SDL_INIT_VIDEO);
00529 }
00530
00531 void VideoDriver_SDL::MainLoop()
00532 {
00533 uint32 cur_ticks = SDL_CALL SDL_GetTicks();
00534 uint32 last_cur_ticks = cur_ticks;
00535 uint32 next_tick = cur_ticks + MILLISECONDS_PER_TICK;
00536 uint32 mod;
00537 int numkeys;
00538 Uint8 *keys;
00539
00540 CheckPaletteAnim();
00541
00542 if (_draw_threaded) {
00543
00544
00545 _draw_mutex = ThreadMutex::New();
00546 if (_draw_mutex == NULL) {
00547 _draw_threaded = false;
00548 } else {
00549 _draw_mutex->BeginCritical();
00550 _draw_continue = true;
00551
00552 _draw_threaded = ThreadObject::New(&DrawSurfaceToScreenThread, NULL, &_draw_thread);
00553
00554
00555 if (!_draw_threaded) {
00556 _draw_mutex->EndCritical();
00557 delete _draw_mutex;
00558 } else {
00559
00560 _draw_mutex->WaitForSignal();
00561 }
00562 }
00563 }
00564
00565 DEBUG(driver, 1, "SDL: using %sthreads", _draw_threaded ? "" : "no ");
00566
00567 for (;;) {
00568 uint32 prev_cur_ticks = cur_ticks;
00569 InteractiveRandom();
00570
00571 while (PollEvent() == -1) {}
00572 if (_exit_game) break;
00573
00574 mod = SDL_CALL SDL_GetModState();
00575 #if SDL_VERSION_ATLEAST(1, 3, 0)
00576 keys = SDL_CALL SDL_GetKeyboardState(&numkeys);
00577 #else
00578 keys = SDL_CALL SDL_GetKeyState(&numkeys);
00579 #endif
00580 #if defined(_DEBUG)
00581 if (_shift_pressed)
00582 #else
00583
00584
00585 #if SDL_VERSION_ATLEAST(1, 3, 0)
00586 if (keys[SDL_SCANCODE_TAB] && (mod & KMOD_ALT) == 0)
00587 #else
00588 if (keys[SDLK_TAB] && (mod & KMOD_ALT) == 0)
00589 #endif
00590 #endif
00591 {
00592 if (!_networking && _game_mode != GM_MENU) _fast_forward |= 2;
00593 } else if (_fast_forward & 2) {
00594 _fast_forward = 0;
00595 }
00596
00597 cur_ticks = SDL_CALL SDL_GetTicks();
00598 if (cur_ticks >= next_tick || (_fast_forward && !_pause_mode) || cur_ticks < prev_cur_ticks) {
00599 _realtime_tick += cur_ticks - last_cur_ticks;
00600 last_cur_ticks = cur_ticks;
00601 next_tick = cur_ticks + MILLISECONDS_PER_TICK;
00602
00603 bool old_ctrl_pressed = _ctrl_pressed;
00604
00605 _ctrl_pressed = !!(mod & KMOD_CTRL);
00606 _shift_pressed = !!(mod & KMOD_SHIFT);
00607
00608
00609 _dirkeys =
00610 #if SDL_VERSION_ATLEAST(1, 3, 0)
00611 (keys[SDL_SCANCODE_LEFT] ? 1 : 0) |
00612 (keys[SDL_SCANCODE_UP] ? 2 : 0) |
00613 (keys[SDL_SCANCODE_RIGHT] ? 4 : 0) |
00614 (keys[SDL_SCANCODE_DOWN] ? 8 : 0);
00615 #else
00616 (keys[SDLK_LEFT] ? 1 : 0) |
00617 (keys[SDLK_UP] ? 2 : 0) |
00618 (keys[SDLK_RIGHT] ? 4 : 0) |
00619 (keys[SDLK_DOWN] ? 8 : 0);
00620 #endif
00621 if (old_ctrl_pressed != _ctrl_pressed) HandleCtrlChanged();
00622
00623
00624
00625 if (_draw_threaded) _draw_mutex->EndCritical();
00626
00627 GameLoop();
00628
00629 if (_draw_threaded) _draw_mutex->BeginCritical();
00630
00631 UpdateWindows();
00632 _local_palette = _cur_palette;
00633 } else {
00634
00635 if (_draw_threaded) _draw_mutex->EndCritical();
00636 CSleep(1);
00637 if (_draw_threaded) _draw_mutex->BeginCritical();
00638
00639 NetworkDrawChatMessage();
00640 DrawMouseCursor();
00641 }
00642
00643
00644 if (_draw_threaded && !HasModalProgress()) {
00645 _draw_mutex->SendSignal();
00646 } else {
00647
00648 CheckPaletteAnim();
00649 DrawSurfaceToScreen();
00650 }
00651 }
00652
00653 if (_draw_threaded) {
00654 _draw_continue = false;
00655
00656
00657 _draw_mutex->SendSignal();
00658 _draw_mutex->EndCritical();
00659 _draw_thread->Join();
00660
00661 delete _draw_mutex;
00662 delete _draw_thread;
00663 }
00664 }
00665
00666 bool VideoDriver_SDL::ChangeResolution(int w, int h)
00667 {
00668 if (_draw_threaded) _draw_mutex->BeginCritical();
00669 bool ret = CreateMainSurface(w, h);
00670 if (_draw_threaded) _draw_mutex->EndCritical();
00671 return ret;
00672 }
00673
00674 bool VideoDriver_SDL::ToggleFullscreen(bool fullscreen)
00675 {
00676 _fullscreen = fullscreen;
00677 GetVideoModes();
00678 if (_num_resolutions == 0 || !CreateMainSurface(_cur_resolution.width, _cur_resolution.height)) {
00679
00680 _fullscreen ^= true;
00681 return false;
00682 }
00683 return true;
00684 }
00685
00686 bool VideoDriver_SDL::AfterBlitterChange()
00687 {
00688 return this->ChangeResolution(_screen.width, _screen.height);
00689 }
00690
00691 #endif