12 #include "../stdafx.h"
13 #include "../openttd.h"
14 #include "../gfx_func.h"
16 #include "../blitter/factory.hpp"
17 #include "../thread.h"
18 #include "../progress.h"
19 #include "../core/random_func.hpp"
20 #include "../core/math_func.hpp"
21 #include "../fileio_func.h"
22 #include "../framerate_type.h"
23 #include "../window_func.h"
27 #include "../safeguards.h"
31 static SDL_Surface *_sdl_surface;
32 static SDL_Surface *_sdl_realscreen;
33 static bool _all_modes;
37 #define MAX_DIRTY_RECTS 100
38 static SDL_Rect _dirty_rects[MAX_DIRTY_RECTS];
39 static int _num_dirty_rects;
40 static int _use_hwpalette;
41 static int _requested_hwpalette;
45 if (_num_dirty_rects < MAX_DIRTY_RECTS) {
46 _dirty_rects[_num_dirty_rects].x = left;
47 _dirty_rects[_num_dirty_rects].y = top;
48 _dirty_rects[_num_dirty_rects].w = width;
49 _dirty_rects[_num_dirty_rects].h = height;
54 static void UpdatePalette(
bool init =
false)
67 if (_sdl_surface != _sdl_realscreen && init) {
91 if (_sdl_surface != _sdl_realscreen && !init) {
102 SDL_BlitSurface(_sdl_surface,
nullptr, _sdl_realscreen,
nullptr);
103 SDL_UpdateRect(_sdl_realscreen, 0, 0, 0, 0);
107 static void InitPalette()
140 int n = _num_dirty_rects;
143 _num_dirty_rects = 0;
145 if (n > MAX_DIRTY_RECTS) {
146 if (_sdl_surface != _sdl_realscreen) {
147 SDL_BlitSurface(_sdl_surface,
nullptr, _sdl_realscreen,
nullptr);
150 SDL_UpdateRect(_sdl_realscreen, 0, 0, 0, 0);
152 if (_sdl_surface != _sdl_realscreen) {
153 for (
int i = 0; i < n; i++) {
154 SDL_BlitSurface(_sdl_surface, &_dirty_rects[i], _sdl_realscreen, &_dirty_rects[i]);
158 SDL_UpdateRects(_sdl_realscreen, n, _dirty_rects);
162 static const Dimension _default_resolutions[] = {
176 static void GetVideoModes()
178 SDL_Rect **modes = SDL_ListModes(
nullptr, SDL_SWSURFACE | SDL_FULLSCREEN);
179 if (modes ==
nullptr)
usererror(
"sdl: no modes available");
183 _all_modes = (SDL_ListModes(
nullptr, SDL_SWSURFACE | (_fullscreen ? SDL_FULLSCREEN : 0)) == (
void*)-1);
184 if (modes == (
void*)-1) {
185 for (uint i = 0; i <
lengthof(_default_resolutions); i++) {
186 if (SDL_VideoModeOK(_default_resolutions[i].width, _default_resolutions[i].height, 8, SDL_FULLSCREEN) != 0) {
191 for (
int i = 0; modes[i]; i++) {
192 uint w = modes[i]->w;
193 uint h = modes[i]->h;
194 if (w < 640 || h < 480)
continue;
203 static void GetAvailableVideoMode(uint *w, uint *h)
216 if (newdelta < delta) {
225 bool VideoDriver_SDL::CreateMainSurface(uint w, uint h)
227 SDL_Surface *newscreen, *icon;
232 GetAvailableVideoMode(&w, &h);
234 Debug(driver, 1,
"SDL: using mode {}x{}x{}", w, h, bpp);
236 if (bpp == 0)
usererror(
"Can't use a blitter that blits 0 bpp for normal visuals");
239 if (!icon_path.empty()) {
241 icon = SDL_LoadBMP(icon_path.c_str());
242 if (icon !=
nullptr) {
244 uint32 rgbmap = SDL_MapRGB(icon->format, 255, 0, 255);
246 SDL_SetColorKey(icon, SDL_SRCCOLORKEY, rgbmap);
247 SDL_WM_SetIcon(icon,
nullptr);
248 SDL_FreeSurface(icon);
252 if (_use_hwpalette == 2) {
274 want_hwpalette = bpp == 8 && _fullscreen && _support8bpp ==
S8BPP_HARDWARE;
277 want_hwpalette = _use_hwpalette;
280 if (want_hwpalette)
Debug(driver, 1,
"SDL: requesting hardware palette");
283 if (_sdl_surface !=
nullptr && _sdl_surface != _sdl_realscreen) SDL_FreeSurface(_sdl_surface);
285 if (_sdl_realscreen !=
nullptr) {
286 if (_requested_hwpalette != want_hwpalette) {
295 Debug(driver, 0,
"SDL: Restarting SDL video subsystem, to force hwpalette change");
296 SDL_QuitSubSystem(SDL_INIT_VIDEO);
297 SDL_InitSubSystem(SDL_INIT_VIDEO);
306 _requested_hwpalette = want_hwpalette;
309 newscreen = SDL_SetVideoMode(w, h, bpp, SDL_SWSURFACE | (want_hwpalette ? SDL_HWPALETTE : 0) | (_fullscreen ? SDL_FULLSCREEN : SDL_RESIZABLE));
310 if (newscreen ==
nullptr) {
311 Debug(driver, 0,
"SDL: Couldn't allocate a window to draw on");
314 _sdl_realscreen = newscreen;
316 if (bpp == 8 && (_sdl_realscreen->flags & SDL_HWPALETTE) != SDL_HWPALETTE) {
335 Debug(driver, 1,
"SDL: using shadow surface");
336 newscreen = SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, bpp, 0, 0, 0, 0);
337 if (newscreen ==
nullptr) {
338 Debug(driver, 0,
"SDL: Couldn't allocate a shadow surface to draw on");
344 _num_dirty_rects = 0;
346 _screen.width = newscreen->w;
347 _screen.height = newscreen->h;
348 _screen.pitch = newscreen->pitch / (bpp / 8);
349 _screen.dst_ptr = newscreen->pixels;
350 _sdl_surface = newscreen;
355 if (_fullscreen) _cursor.
in_window =
true;
362 seprintf(caption,
lastof(caption),
"OpenTTD %s", _openttd_revision);
363 SDL_WM_SetCaption(caption, caption);
370 bool VideoDriver_SDL::ClaimMousePointer()
382 #define AS(x, z) {x, 0, z}
383 #define AM(x, y, z, w) {x, (byte)(y - x), z}
387 AM(SDLK_PAGEUP, SDLK_PAGEDOWN, WKC_PAGEUP, WKC_PAGEDOWN),
389 AS(SDLK_DOWN, WKC_DOWN),
390 AS(SDLK_LEFT, WKC_LEFT),
391 AS(SDLK_RIGHT, WKC_RIGHT),
393 AS(SDLK_HOME, WKC_HOME),
394 AS(SDLK_END, WKC_END),
396 AS(SDLK_INSERT, WKC_INSERT),
397 AS(SDLK_DELETE, WKC_DELETE),
400 AM(SDLK_a, SDLK_z,
'A',
'Z'),
401 AM(SDLK_0, SDLK_9,
'0',
'9'),
403 AS(SDLK_ESCAPE, WKC_ESC),
404 AS(SDLK_PAUSE, WKC_PAUSE),
405 AS(SDLK_BACKSPACE, WKC_BACKSPACE),
407 AS(SDLK_SPACE, WKC_SPACE),
408 AS(SDLK_RETURN, WKC_RETURN),
409 AS(SDLK_TAB, WKC_TAB),
412 AM(SDLK_F1, SDLK_F12, WKC_F1, WKC_F12),
415 AM(SDLK_KP0, SDLK_KP9,
'0',
'9'),
416 AS(SDLK_KP_DIVIDE, WKC_NUM_DIV),
417 AS(SDLK_KP_MULTIPLY, WKC_NUM_MUL),
418 AS(SDLK_KP_MINUS, WKC_NUM_MINUS),
419 AS(SDLK_KP_PLUS, WKC_NUM_PLUS),
420 AS(SDLK_KP_ENTER, WKC_NUM_ENTER),
421 AS(SDLK_KP_PERIOD, WKC_NUM_DECIMAL),
437 static uint ConvertSdlKeyIntoMy(SDL_keysym *sym,
WChar *character)
442 for (map = _vk_mapping; map !=
endof(_vk_mapping); ++map) {
443 if ((uint)(sym->sym - map->vk_from) <= map->vk_count) {
444 key = sym->sym - map->vk_from + map->map_to;
450 #if defined(_WIN32) || defined(__OS2__)
451 if (sym->scancode == 41) key = WKC_BACKQUOTE;
452 #elif defined(__APPLE__)
453 if (sym->scancode == 10) key = WKC_BACKQUOTE;
454 #elif defined(__SVR4) && defined(__sun)
455 if (sym->scancode == 60) key = WKC_BACKQUOTE;
456 if (sym->scancode == 49) key = WKC_BACKSPACE;
457 #elif defined(__sgi__)
458 if (sym->scancode == 22) key = WKC_BACKQUOTE;
460 if (sym->scancode == 49) key = WKC_BACKQUOTE;
464 if (sym->mod & KMOD_META) key |= WKC_META;
465 if (sym->mod & KMOD_SHIFT) key |= WKC_SHIFT;
466 if (sym->mod & KMOD_CTRL) key |= WKC_CTRL;
467 if (sym->mod & KMOD_ALT) key |= WKC_ALT;
469 *character = sym->unicode;
477 if (!SDL_PollEvent(&ev))
return false;
480 case SDL_MOUSEMOTION:
482 SDL_WarpMouse(_cursor.
pos.x, _cursor.
pos.y);
487 case SDL_MOUSEBUTTONDOWN:
489 ev.button.button = SDL_BUTTON_RIGHT;
492 switch (ev.button.button) {
493 case SDL_BUTTON_LEFT:
497 case SDL_BUTTON_RIGHT:
502 case SDL_BUTTON_WHEELUP: _cursor.
wheel--;
break;
503 case SDL_BUTTON_WHEELDOWN: _cursor.
wheel++;
break;
510 case SDL_MOUSEBUTTONUP:
515 }
else if (ev.button.button == SDL_BUTTON_LEFT) {
518 }
else if (ev.button.button == SDL_BUTTON_RIGHT) {
524 case SDL_ACTIVEEVENT:
525 if (!(ev.active.state & SDL_APPMOUSEFOCUS))
break;
527 if (ev.active.gain) {
536 HandleExitGameRequest();
540 if ((ev.key.keysym.mod & (KMOD_ALT | KMOD_META)) &&
541 (ev.key.keysym.sym == SDLK_RETURN || ev.key.keysym.sym == SDLK_f)) {
542 ToggleFullScreen(!_fullscreen);
545 uint keycode = ConvertSdlKeyIntoMy(&ev.key.keysym, &character);
550 case SDL_VIDEORESIZE: {
551 int w = std::max(ev.resize.w, 64);
552 int h = std::max(ev.resize.h, 64);
553 CreateMainSurface(w, h);
556 case SDL_VIDEOEXPOSE: {
560 _num_dirty_rects = MAX_DIRTY_RECTS + 1;
577 if (SDL_WasInit(SDL_INIT_EVERYTHING) == 0) {
578 ret_code = SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE);
579 }
else if (SDL_WasInit(SDL_INIT_VIDEO) == 0) {
580 ret_code = SDL_InitSubSystem(SDL_INIT_VIDEO);
582 if (ret_code < 0)
return SDL_GetError();
588 return SDL_GetError();
591 SDL_VideoDriverName(buf,
sizeof buf);
592 Debug(driver, 1,
"SDL: using driver '{}'", buf);
602 void VideoDriver_SDL::SetupKeyboard()
604 SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
605 SDL_EnableUNICODE(1);
610 SDL_QuitSubSystem(SDL_INIT_VIDEO);
611 if (SDL_WasInit(SDL_INIT_EVERYTHING) == 0) {
618 uint32 mod = SDL_GetModState();
620 Uint8 *keys = SDL_GetKeyState(&numkeys);
637 (keys[SDLK_LEFT] ? 1 : 0) |
638 (keys[SDLK_UP] ? 2 : 0) |
639 (keys[SDLK_RIGHT] ? 4 : 0) |
640 (keys[SDLK_DOWN] ? 8 : 0);
650 if (_exit_game)
break;
661 return CreateMainSurface(w, h);
666 _fullscreen = fullscreen;
681 return CreateMainSurface(_screen.width, _screen.height);