2 * QEMU SDL display driver
4 * Copyright (c) 2003 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 /* Ported SDL 1.2 code to 2.0 by Dave Airlie. */
26 #include "qemu/osdep.h"
27 #include "qemu/module.h"
28 #include "qemu/cutils.h"
29 #include "ui/console.h"
32 #include "sysemu/runstate.h"
33 #include "sysemu/runstate-action.h"
34 #include "sysemu/sysemu.h"
35 #include "ui/win32-kbd-hook.h"
38 static int sdl2_num_outputs;
39 static struct sdl2_console *sdl2_console;
41 static SDL_Surface *guest_sprite_surface;
42 static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
44 static bool ctrl_grab;
46 static int gui_saved_grab;
47 static int gui_fullscreen;
48 static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
49 static SDL_Cursor *sdl_cursor_normal;
50 static SDL_Cursor *sdl_cursor_hidden;
51 static int absolute_enabled;
52 static int guest_cursor;
53 static int guest_x, guest_y;
54 static SDL_Cursor *guest_sprite;
55 static Notifier mouse_mode_notifier;
57 #define SDL2_REFRESH_INTERVAL_BUSY 10
58 #define SDL2_MAX_IDLE_COUNT (2 * GUI_REFRESH_INTERVAL_DEFAULT \
59 / SDL2_REFRESH_INTERVAL_BUSY + 1)
61 /* introduced in SDL 2.0.10 */
62 #ifndef SDL_HINT_RENDER_BATCHING
63 #define SDL_HINT_RENDER_BATCHING "SDL_RENDER_BATCHING"
66 static void sdl_update_caption(struct sdl2_console *scon);
68 static struct sdl2_console *get_scon_from_window(uint32_t window_id)
71 for (i = 0; i < sdl2_num_outputs; i++) {
72 if (sdl2_console[i].real_window == SDL_GetWindowFromID(window_id)) {
73 return &sdl2_console[i];
79 void sdl2_window_create(struct sdl2_console *scon)
86 assert(!scon->real_window);
89 flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
91 flags |= SDL_WINDOW_RESIZABLE;
94 flags |= SDL_WINDOW_HIDDEN;
98 flags |= SDL_WINDOW_OPENGL;
102 scon->real_window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED,
103 SDL_WINDOWPOS_UNDEFINED,
104 surface_width(scon->surface),
105 surface_height(scon->surface),
108 const char *driver = "opengl";
110 if (scon->opts->gl == DISPLAYGL_MODE_ES) {
111 driver = "opengles2";
114 SDL_SetHint(SDL_HINT_RENDER_DRIVER, driver);
115 SDL_SetHint(SDL_HINT_RENDER_BATCHING, "1");
117 scon->real_renderer = SDL_CreateRenderer(scon->real_window, -1, 0);
120 scon->winctx = SDL_GL_CreateContext(scon->real_window);
122 sdl_update_caption(scon);
125 void sdl2_window_destroy(struct sdl2_console *scon)
127 if (!scon->real_window) {
131 SDL_GL_DeleteContext(scon->winctx);
133 SDL_DestroyRenderer(scon->real_renderer);
134 scon->real_renderer = NULL;
135 SDL_DestroyWindow(scon->real_window);
136 scon->real_window = NULL;
139 void sdl2_window_resize(struct sdl2_console *scon)
141 if (!scon->real_window) {
145 SDL_SetWindowSize(scon->real_window,
146 surface_width(scon->surface),
147 surface_height(scon->surface));
150 static void sdl2_redraw(struct sdl2_console *scon)
154 sdl2_gl_redraw(scon);
157 sdl2_2d_redraw(scon);
161 static void sdl_update_caption(struct sdl2_console *scon)
163 char win_title[1024];
164 char icon_title[1024];
165 const char *status = "";
167 if (!runstate_is_running()) {
168 status = " [Stopped]";
169 } else if (gui_grab) {
171 status = " - Press Ctrl-Alt-Shift-G to exit grab";
172 } else if (ctrl_grab) {
173 status = " - Press Right-Ctrl-G to exit grab";
175 status = " - Press Ctrl-Alt-G to exit grab";
180 snprintf(win_title, sizeof(win_title), "QEMU (%s-%d)%s", qemu_name,
182 snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
184 snprintf(win_title, sizeof(win_title), "QEMU%s", status);
185 snprintf(icon_title, sizeof(icon_title), "QEMU");
188 if (scon->real_window) {
189 SDL_SetWindowTitle(scon->real_window, win_title);
193 static void sdl_hide_cursor(struct sdl2_console *scon)
195 if (scon->opts->has_show_cursor && scon->opts->show_cursor) {
199 SDL_ShowCursor(SDL_DISABLE);
200 SDL_SetCursor(sdl_cursor_hidden);
202 if (!qemu_input_is_absolute()) {
203 SDL_SetRelativeMouseMode(SDL_TRUE);
207 static void sdl_show_cursor(struct sdl2_console *scon)
209 if (scon->opts->has_show_cursor && scon->opts->show_cursor) {
213 if (!qemu_input_is_absolute()) {
214 SDL_SetRelativeMouseMode(SDL_FALSE);
218 (gui_grab || qemu_input_is_absolute() || absolute_enabled)) {
219 SDL_SetCursor(guest_sprite);
221 SDL_SetCursor(sdl_cursor_normal);
224 SDL_ShowCursor(SDL_ENABLE);
227 static void sdl_grab_start(struct sdl2_console *scon)
229 QemuConsole *con = scon ? scon->dcl.con : NULL;
231 if (!con || !qemu_console_is_graphic(con)) {
235 * If the application is not active, do not try to enter grab state. This
236 * prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the
237 * application (SDL bug).
239 if (!(SDL_GetWindowFlags(scon->real_window) & SDL_WINDOW_INPUT_FOCUS)) {
243 SDL_SetCursor(guest_sprite);
244 if (!qemu_input_is_absolute() && !absolute_enabled) {
245 SDL_WarpMouseInWindow(scon->real_window, guest_x, guest_y);
248 sdl_hide_cursor(scon);
250 SDL_SetWindowGrab(scon->real_window, SDL_TRUE);
252 win32_kbd_set_grab(true);
253 sdl_update_caption(scon);
256 static void sdl_grab_end(struct sdl2_console *scon)
258 SDL_SetWindowGrab(scon->real_window, SDL_FALSE);
260 win32_kbd_set_grab(false);
261 sdl_show_cursor(scon);
262 sdl_update_caption(scon);
265 static void absolute_mouse_grab(struct sdl2_console *scon)
267 int mouse_x, mouse_y;
269 SDL_GetMouseState(&mouse_x, &mouse_y);
270 SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h);
271 if (mouse_x > 0 && mouse_x < scr_w - 1 &&
272 mouse_y > 0 && mouse_y < scr_h - 1) {
273 sdl_grab_start(scon);
277 static void sdl_mouse_mode_change(Notifier *notify, void *data)
279 if (qemu_input_is_absolute()) {
280 if (!absolute_enabled) {
281 absolute_enabled = 1;
282 SDL_SetRelativeMouseMode(SDL_FALSE);
283 absolute_mouse_grab(&sdl2_console[0]);
285 } else if (absolute_enabled) {
286 if (!gui_fullscreen) {
287 sdl_grab_end(&sdl2_console[0]);
289 absolute_enabled = 0;
293 static void sdl_send_mouse_event(struct sdl2_console *scon, int dx, int dy,
294 int x, int y, int state)
296 static uint32_t bmap[INPUT_BUTTON__MAX] = {
297 [INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT),
298 [INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE),
299 [INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT),
300 [INPUT_BUTTON_SIDE] = SDL_BUTTON(SDL_BUTTON_X1),
301 [INPUT_BUTTON_EXTRA] = SDL_BUTTON(SDL_BUTTON_X2)
303 static uint32_t prev_state;
305 if (prev_state != state) {
306 qemu_input_update_buttons(scon->dcl.con, bmap, prev_state, state);
310 if (qemu_input_is_absolute()) {
311 qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_X,
312 x, 0, surface_width(scon->surface));
313 qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_Y,
314 y, 0, surface_height(scon->surface));
324 qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_X, dx);
325 qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_Y, dy);
327 qemu_input_event_sync();
330 static void toggle_full_screen(struct sdl2_console *scon)
332 gui_fullscreen = !gui_fullscreen;
333 if (gui_fullscreen) {
334 SDL_SetWindowFullscreen(scon->real_window,
335 SDL_WINDOW_FULLSCREEN_DESKTOP);
336 gui_saved_grab = gui_grab;
337 sdl_grab_start(scon);
339 if (!gui_saved_grab) {
342 SDL_SetWindowFullscreen(scon->real_window, 0);
347 static int get_mod_state(void)
349 SDL_Keymod mod = SDL_GetModState();
352 return (mod & (gui_grab_code | KMOD_LSHIFT)) ==
353 (gui_grab_code | KMOD_LSHIFT);
354 } else if (ctrl_grab) {
355 return (mod & KMOD_RCTRL) == KMOD_RCTRL;
357 return (mod & gui_grab_code) == gui_grab_code;
361 static void *sdl2_win32_get_hwnd(struct sdl2_console *scon)
366 SDL_VERSION(&info.version);
367 if (SDL_GetWindowWMInfo(scon->real_window, &info)) {
368 return info.info.win.window;
374 static void handle_keydown(SDL_Event *ev)
377 struct sdl2_console *scon = get_scon_from_window(ev->key.windowID);
378 int gui_key_modifier_pressed = get_mod_state();
385 if (!scon->ignore_hotkeys && gui_key_modifier_pressed && !ev->key.repeat) {
386 switch (ev->key.keysym.scancode) {
399 win = ev->key.keysym.scancode - SDL_SCANCODE_1;
400 if (win < sdl2_num_outputs) {
401 sdl2_console[win].hidden = !sdl2_console[win].hidden;
402 if (sdl2_console[win].real_window) {
403 if (sdl2_console[win].hidden) {
404 SDL_HideWindow(sdl2_console[win].real_window);
406 SDL_ShowWindow(sdl2_console[win].real_window);
413 toggle_full_screen(scon);
419 sdl_grab_start(scon);
420 } else if (!gui_fullscreen) {
425 sdl2_window_resize(scon);
427 /* re-create scon->texture */
428 sdl2_2d_switch(&scon->dcl, scon->surface);
433 case SDL_SCANCODE_KP_PLUS:
434 case SDL_SCANCODE_KP_MINUS:
435 if (!gui_fullscreen) {
438 SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h);
440 width = MAX(scr_w + (ev->key.keysym.scancode ==
441 SDL_SCANCODE_KP_PLUS ? 50 : -50),
443 height = (surface_height(scon->surface) * width) /
444 surface_width(scon->surface);
445 fprintf(stderr, "%s: scale to %dx%d\n",
446 __func__, width, height);
447 sdl_scale(scon, width, height);
457 sdl2_process_key(scon, &ev->key);
461 static void handle_keyup(SDL_Event *ev)
463 struct sdl2_console *scon = get_scon_from_window(ev->key.windowID);
469 scon->ignore_hotkeys = false;
470 sdl2_process_key(scon, &ev->key);
473 static void handle_textinput(SDL_Event *ev)
475 struct sdl2_console *scon = get_scon_from_window(ev->text.windowID);
476 QemuConsole *con = scon ? scon->dcl.con : NULL;
482 if (qemu_console_is_graphic(con)) {
485 kbd_put_string_console(con, ev->text.text, strlen(ev->text.text));
488 static void handle_mousemotion(SDL_Event *ev)
491 struct sdl2_console *scon = get_scon_from_window(ev->motion.windowID);
493 if (!scon || !qemu_console_is_graphic(scon->dcl.con)) {
497 if (qemu_input_is_absolute() || absolute_enabled) {
499 SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h);
502 if (gui_grab && !gui_fullscreen
503 && (ev->motion.x == 0 || ev->motion.y == 0 ||
504 ev->motion.x == max_x || ev->motion.y == max_y)) {
508 (ev->motion.x > 0 && ev->motion.x < max_x &&
509 ev->motion.y > 0 && ev->motion.y < max_y)) {
510 sdl_grab_start(scon);
513 if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
514 sdl_send_mouse_event(scon, ev->motion.xrel, ev->motion.yrel,
515 ev->motion.x, ev->motion.y, ev->motion.state);
519 static void handle_mousebutton(SDL_Event *ev)
521 int buttonstate = SDL_GetMouseState(NULL, NULL);
522 SDL_MouseButtonEvent *bev;
523 struct sdl2_console *scon = get_scon_from_window(ev->button.windowID);
525 if (!scon || !qemu_console_is_graphic(scon->dcl.con)) {
530 if (!gui_grab && !qemu_input_is_absolute()) {
531 if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) {
532 /* start grabbing all events */
533 sdl_grab_start(scon);
536 if (ev->type == SDL_MOUSEBUTTONDOWN) {
537 buttonstate |= SDL_BUTTON(bev->button);
539 buttonstate &= ~SDL_BUTTON(bev->button);
541 sdl_send_mouse_event(scon, 0, 0, bev->x, bev->y, buttonstate);
545 static void handle_mousewheel(SDL_Event *ev)
547 struct sdl2_console *scon = get_scon_from_window(ev->wheel.windowID);
548 SDL_MouseWheelEvent *wev = &ev->wheel;
551 if (!scon || !qemu_console_is_graphic(scon->dcl.con)) {
556 btn = INPUT_BUTTON_WHEEL_UP;
557 } else if (wev->y < 0) {
558 btn = INPUT_BUTTON_WHEEL_DOWN;
559 } else if (wev->x < 0) {
560 btn = INPUT_BUTTON_WHEEL_RIGHT;
561 } else if (wev->x > 0) {
562 btn = INPUT_BUTTON_WHEEL_LEFT;
567 qemu_input_queue_btn(scon->dcl.con, btn, true);
568 qemu_input_event_sync();
569 qemu_input_queue_btn(scon->dcl.con, btn, false);
570 qemu_input_event_sync();
573 static void handle_windowevent(SDL_Event *ev)
575 struct sdl2_console *scon = get_scon_from_window(ev->window.windowID);
576 bool allow_close = true;
582 switch (ev->window.event) {
583 case SDL_WINDOWEVENT_RESIZED:
586 memset(&info, 0, sizeof(info));
587 info.width = ev->window.data1;
588 info.height = ev->window.data2;
589 dpy_set_ui_info(scon->dcl.con, &info, true);
593 case SDL_WINDOWEVENT_EXPOSED:
596 case SDL_WINDOWEVENT_FOCUS_GAINED:
597 win32_kbd_set_grab(gui_grab);
598 if (qemu_console_is_graphic(scon->dcl.con)) {
599 win32_kbd_set_window(sdl2_win32_get_hwnd(scon));
602 case SDL_WINDOWEVENT_ENTER:
603 if (!gui_grab && (qemu_input_is_absolute() || absolute_enabled)) {
604 absolute_mouse_grab(scon);
606 /* If a new console window opened using a hotkey receives the
607 * focus, SDL sends another KEYDOWN event to the new window,
608 * closing the console window immediately after.
610 * Work around this by ignoring further hotkey events until a
613 scon->ignore_hotkeys = get_mod_state();
615 case SDL_WINDOWEVENT_FOCUS_LOST:
616 if (qemu_console_is_graphic(scon->dcl.con)) {
617 win32_kbd_set_window(NULL);
619 if (gui_grab && !gui_fullscreen) {
623 case SDL_WINDOWEVENT_RESTORED:
624 update_displaychangelistener(&scon->dcl, GUI_REFRESH_INTERVAL_DEFAULT);
626 case SDL_WINDOWEVENT_MINIMIZED:
627 update_displaychangelistener(&scon->dcl, 500);
629 case SDL_WINDOWEVENT_CLOSE:
630 if (qemu_console_is_graphic(scon->dcl.con)) {
631 if (scon->opts->has_window_close && !scon->opts->window_close) {
635 shutdown_action = SHUTDOWN_ACTION_POWEROFF;
636 qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
639 SDL_HideWindow(scon->real_window);
643 case SDL_WINDOWEVENT_SHOWN:
644 scon->hidden = false;
646 case SDL_WINDOWEVENT_HIDDEN:
652 void sdl2_poll_events(struct sdl2_console *scon)
654 SDL_Event ev1, *ev = &ev1;
655 bool allow_close = true;
658 if (scon->last_vm_running != runstate_is_running()) {
659 scon->last_vm_running = runstate_is_running();
660 sdl_update_caption(scon);
663 while (SDL_PollEvent(ev)) {
675 handle_textinput(ev);
678 if (scon->opts->has_window_close && !scon->opts->window_close) {
682 shutdown_action = SHUTDOWN_ACTION_POWEROFF;
683 qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
686 case SDL_MOUSEMOTION:
688 handle_mousemotion(ev);
690 case SDL_MOUSEBUTTONDOWN:
691 case SDL_MOUSEBUTTONUP:
693 handle_mousebutton(ev);
697 handle_mousewheel(ev);
699 case SDL_WINDOWEVENT:
700 handle_windowevent(ev);
708 if (scon->idle_counter < SDL2_MAX_IDLE_COUNT) {
709 scon->idle_counter++;
710 if (scon->idle_counter >= SDL2_MAX_IDLE_COUNT) {
711 scon->dcl.update_interval = GUI_REFRESH_INTERVAL_DEFAULT;
715 scon->idle_counter = 0;
716 scon->dcl.update_interval = SDL2_REFRESH_INTERVAL_BUSY;
720 static void sdl_mouse_warp(DisplayChangeListener *dcl,
721 int x, int y, int on)
723 struct sdl2_console *scon = container_of(dcl, struct sdl2_console, dcl);
725 if (!qemu_console_is_graphic(scon->dcl.con)) {
731 sdl_show_cursor(scon);
733 if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
734 SDL_SetCursor(guest_sprite);
735 if (!qemu_input_is_absolute() && !absolute_enabled) {
736 SDL_WarpMouseInWindow(scon->real_window, x, y);
739 } else if (gui_grab) {
740 sdl_hide_cursor(scon);
743 guest_x = x, guest_y = y;
746 static void sdl_mouse_define(DisplayChangeListener *dcl,
751 SDL_FreeCursor(guest_sprite);
754 if (guest_sprite_surface) {
755 SDL_FreeSurface(guest_sprite_surface);
758 guest_sprite_surface =
759 SDL_CreateRGBSurfaceFrom(c->data, c->width, c->height, 32, c->width * 4,
760 0xff0000, 0x00ff00, 0xff, 0xff000000);
762 if (!guest_sprite_surface) {
763 fprintf(stderr, "Failed to make rgb surface from %p\n", c);
766 guest_sprite = SDL_CreateColorCursor(guest_sprite_surface,
769 fprintf(stderr, "Failed to make color cursor from %p\n", c);
773 (gui_grab || qemu_input_is_absolute() || absolute_enabled)) {
774 SDL_SetCursor(guest_sprite);
778 static void sdl_cleanup(void)
781 SDL_FreeCursor(guest_sprite);
783 SDL_QuitSubSystem(SDL_INIT_VIDEO);
786 static const DisplayChangeListenerOps dcl_2d_ops = {
787 .dpy_name = "sdl2-2d",
788 .dpy_gfx_update = sdl2_2d_update,
789 .dpy_gfx_switch = sdl2_2d_switch,
790 .dpy_gfx_check_format = sdl2_2d_check_format,
791 .dpy_refresh = sdl2_2d_refresh,
792 .dpy_mouse_set = sdl_mouse_warp,
793 .dpy_cursor_define = sdl_mouse_define,
797 static const DisplayChangeListenerOps dcl_gl_ops = {
798 .dpy_name = "sdl2-gl",
799 .dpy_gfx_update = sdl2_gl_update,
800 .dpy_gfx_switch = sdl2_gl_switch,
801 .dpy_gfx_check_format = console_gl_check_format,
802 .dpy_refresh = sdl2_gl_refresh,
803 .dpy_mouse_set = sdl_mouse_warp,
804 .dpy_cursor_define = sdl_mouse_define,
806 .dpy_gl_scanout_disable = sdl2_gl_scanout_disable,
807 .dpy_gl_scanout_texture = sdl2_gl_scanout_texture,
808 .dpy_gl_update = sdl2_gl_scanout_flush,
812 sdl2_gl_is_compatible_dcl(DisplayGLCtx *dgc,
813 DisplayChangeListener *dcl)
815 return dcl->ops == &dcl_gl_ops;
818 static const DisplayGLCtxOps gl_ctx_ops = {
819 .dpy_gl_ctx_is_compatible_dcl = sdl2_gl_is_compatible_dcl,
820 .dpy_gl_ctx_create = sdl2_gl_create_context,
821 .dpy_gl_ctx_destroy = sdl2_gl_destroy_context,
822 .dpy_gl_ctx_make_current = sdl2_gl_make_context_current,
826 static void sdl2_display_early_init(DisplayOptions *o)
828 assert(o->type == DISPLAY_TYPE_SDL);
829 if (o->has_gl && o->gl) {
836 static void sdl2_display_init(DisplayState *ds, DisplayOptions *o)
841 SDL_Surface *icon = NULL;
844 assert(o->type == DISPLAY_TYPE_SDL);
847 /* on Linux, SDL may use fbcon|directfb|svgalib when run without
848 * accessible $DISPLAY to open X11 window. This is often the case
849 * when qemu is run using sudo. But in this case, and when actually
850 * run in X11 environment, SDL fights with X11 for the video card,
851 * making current display unavailable, often until reboot.
852 * So make x11 the default SDL video driver if this variable is unset.
853 * This is a bit hackish but saves us from bigger problem.
854 * Maybe it's a good idea to fix this in SDL instead.
856 if (!g_setenv("SDL_VIDEODRIVER", "x11", 0)) {
857 fprintf(stderr, "Could not set SDL_VIDEODRIVER environment variable\n");
862 if (SDL_GetHintBoolean("QEMU_ENABLE_SDL_LOGGING", SDL_FALSE)) {
863 SDL_LogSetAllPriority(SDL_LOG_PRIORITY_VERBOSE);
866 if (SDL_Init(SDL_INIT_VIDEO)) {
867 fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
871 #ifdef SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR /* only available since SDL 2.0.8 */
872 SDL_SetHint(SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0");
874 SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "1");
875 memset(&info, 0, sizeof(info));
876 SDL_VERSION(&info.version);
878 gui_fullscreen = o->has_full_screen && o->full_screen;
880 if (o->u.sdl.has_grab_mod) {
881 if (o->u.sdl.grab_mod == HOT_KEY_MOD_LSHIFT_LCTRL_LALT) {
883 } else if (o->u.sdl.grab_mod == HOT_KEY_MOD_RCTRL) {
889 QemuConsole *con = qemu_console_lookup_by_index(i);
894 sdl2_num_outputs = i;
895 if (sdl2_num_outputs == 0) {
898 sdl2_console = g_new0(struct sdl2_console, sdl2_num_outputs);
899 for (i = 0; i < sdl2_num_outputs; i++) {
900 QemuConsole *con = qemu_console_lookup_by_index(i);
902 if (!qemu_console_is_graphic(con) &&
903 qemu_console_get_index(con) != 0) {
904 sdl2_console[i].hidden = true;
906 sdl2_console[i].idx = i;
907 sdl2_console[i].opts = o;
909 sdl2_console[i].opengl = display_opengl;
910 sdl2_console[i].dcl.ops = display_opengl ? &dcl_gl_ops : &dcl_2d_ops;
911 sdl2_console[i].dgc.ops = display_opengl ? &gl_ctx_ops : NULL;
913 sdl2_console[i].opengl = 0;
914 sdl2_console[i].dcl.ops = &dcl_2d_ops;
916 sdl2_console[i].dcl.con = con;
917 sdl2_console[i].kbd = qkbd_state_init(con);
918 if (display_opengl) {
919 qemu_console_set_display_gl_ctx(con, &sdl2_console[i].dgc);
921 register_displaychangelistener(&sdl2_console[i].dcl);
923 #if defined(SDL_VIDEO_DRIVER_WINDOWS) || defined(SDL_VIDEO_DRIVER_X11)
924 if (SDL_GetWindowWMInfo(sdl2_console[i].real_window, &info)) {
925 #if defined(SDL_VIDEO_DRIVER_WINDOWS)
926 qemu_console_set_window_id(con, (uintptr_t)info.info.win.window);
927 #elif defined(SDL_VIDEO_DRIVER_X11)
928 qemu_console_set_window_id(con, info.info.x11.window);
934 #ifdef CONFIG_SDL_IMAGE
935 dir = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/128x128/apps/qemu.png");
936 icon = IMG_Load(dir);
938 /* Load a 32x32x4 image. White pixels are transparent. */
939 dir = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/32x32/apps/qemu.bmp");
940 icon = SDL_LoadBMP(dir);
942 uint32_t colorkey = SDL_MapRGB(icon->format, 255, 255, 255);
943 SDL_SetColorKey(icon, SDL_TRUE, colorkey);
948 SDL_SetWindowIcon(sdl2_console[0].real_window, icon);
951 mouse_mode_notifier.notify = sdl_mouse_mode_change;
952 qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);
954 sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
955 sdl_cursor_normal = SDL_GetCursor();
957 if (gui_fullscreen) {
958 sdl_grab_start(&sdl2_console[0]);
964 static QemuDisplay qemu_display_sdl2 = {
965 .type = DISPLAY_TYPE_SDL,
966 .early_init = sdl2_display_early_init,
967 .init = sdl2_display_init,
970 static void register_sdl1(void)
972 qemu_display_register(&qemu_display_sdl2);
975 type_init(register_sdl1);
978 module_dep("ui-opengl");