diff options
Diffstat (limited to 'qemu/ui/sdl2.c')
| -rw-r--r-- | qemu/ui/sdl2.c | 837 |
1 files changed, 0 insertions, 837 deletions
diff --git a/qemu/ui/sdl2.c b/qemu/ui/sdl2.c deleted file mode 100644 index d0424421e..000000000 --- a/qemu/ui/sdl2.c +++ /dev/null @@ -1,837 +0,0 @@ -/* - * QEMU SDL display driver - * - * Copyright (c) 2003 Fabrice Bellard - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -/* Ported SDL 1.2 code to 2.0 by Dave Airlie. */ - -#include "qemu/osdep.h" -#include "qemu-common.h" -#include "ui/console.h" -#include "ui/input.h" -#include "ui/sdl2.h" -#include "sysemu/sysemu.h" - -static int sdl2_num_outputs; -static struct sdl2_console *sdl2_console; - -static SDL_Surface *guest_sprite_surface; -static int gui_grab; /* if true, all keyboard/mouse events are grabbed */ - -static int gui_saved_grab; -static int gui_fullscreen; -static int gui_noframe; -static int gui_key_modifier_pressed; -static int gui_keysym; -static int gui_grab_code = KMOD_LALT | KMOD_LCTRL; -static SDL_Cursor *sdl_cursor_normal; -static SDL_Cursor *sdl_cursor_hidden; -static int absolute_enabled; -static int guest_cursor; -static int guest_x, guest_y; -static SDL_Cursor *guest_sprite; -static Notifier mouse_mode_notifier; - -#define SDL2_REFRESH_INTERVAL_BUSY 10 -#define SDL2_MAX_IDLE_COUNT (2 * GUI_REFRESH_INTERVAL_DEFAULT \ - / SDL2_REFRESH_INTERVAL_BUSY + 1) - -static void sdl_update_caption(struct sdl2_console *scon); - -static struct sdl2_console *get_scon_from_window(uint32_t window_id) -{ - int i; - for (i = 0; i < sdl2_num_outputs; i++) { - if (sdl2_console[i].real_window == SDL_GetWindowFromID(window_id)) { - return &sdl2_console[i]; - } - } - return NULL; -} - -void sdl2_window_create(struct sdl2_console *scon) -{ - int flags = 0; - - if (!scon->surface) { - return; - } - assert(!scon->real_window); - - if (gui_fullscreen) { - flags |= SDL_WINDOW_FULLSCREEN_DESKTOP; - } else { - flags |= SDL_WINDOW_RESIZABLE; - } - if (scon->hidden) { - flags |= SDL_WINDOW_HIDDEN; - } - - scon->real_window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED, - SDL_WINDOWPOS_UNDEFINED, - surface_width(scon->surface), - surface_height(scon->surface), - flags); - scon->real_renderer = SDL_CreateRenderer(scon->real_window, -1, 0); - if (scon->opengl) { - scon->winctx = SDL_GL_GetCurrentContext(); - } - sdl_update_caption(scon); -} - -void sdl2_window_destroy(struct sdl2_console *scon) -{ - if (!scon->real_window) { - return; - } - - SDL_DestroyRenderer(scon->real_renderer); - scon->real_renderer = NULL; - SDL_DestroyWindow(scon->real_window); - scon->real_window = NULL; -} - -void sdl2_window_resize(struct sdl2_console *scon) -{ - if (!scon->real_window) { - return; - } - - SDL_SetWindowSize(scon->real_window, - surface_width(scon->surface), - surface_height(scon->surface)); -} - -static void sdl2_redraw(struct sdl2_console *scon) -{ - if (scon->opengl) { -#ifdef CONFIG_OPENGL - sdl2_gl_redraw(scon); -#endif - } else { - sdl2_2d_redraw(scon); - } -} - -static void sdl_update_caption(struct sdl2_console *scon) -{ - char win_title[1024]; - char icon_title[1024]; - const char *status = ""; - - if (!runstate_is_running()) { - status = " [Stopped]"; - } else if (gui_grab) { - if (alt_grab) { - status = " - Press Ctrl-Alt-Shift to exit grab"; - } else if (ctrl_grab) { - status = " - Press Right-Ctrl to exit grab"; - } else { - status = " - Press Ctrl-Alt to exit grab"; - } - } - - if (qemu_name) { - snprintf(win_title, sizeof(win_title), "QEMU (%s-%d)%s", qemu_name, - scon->idx, status); - snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name); - } else { - snprintf(win_title, sizeof(win_title), "QEMU%s", status); - snprintf(icon_title, sizeof(icon_title), "QEMU"); - } - - if (scon->real_window) { - SDL_SetWindowTitle(scon->real_window, win_title); - } -} - -static void sdl_hide_cursor(void) -{ - if (!cursor_hide) { - return; - } - - if (qemu_input_is_absolute()) { - SDL_ShowCursor(1); - SDL_SetCursor(sdl_cursor_hidden); - } else { - SDL_SetRelativeMouseMode(SDL_TRUE); - } -} - -static void sdl_show_cursor(void) -{ - if (!cursor_hide) { - return; - } - - if (!qemu_input_is_absolute()) { - SDL_SetRelativeMouseMode(SDL_FALSE); - SDL_ShowCursor(1); - if (guest_cursor && - (gui_grab || qemu_input_is_absolute() || absolute_enabled)) { - SDL_SetCursor(guest_sprite); - } else { - SDL_SetCursor(sdl_cursor_normal); - } - } -} - -static void sdl_grab_start(struct sdl2_console *scon) -{ - QemuConsole *con = scon ? scon->dcl.con : NULL; - - if (!con || !qemu_console_is_graphic(con)) { - return; - } - /* - * If the application is not active, do not try to enter grab state. This - * prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the - * application (SDL bug). - */ - if (!(SDL_GetWindowFlags(scon->real_window) & SDL_WINDOW_INPUT_FOCUS)) { - return; - } - if (guest_cursor) { - SDL_SetCursor(guest_sprite); - if (!qemu_input_is_absolute() && !absolute_enabled) { - SDL_WarpMouseInWindow(scon->real_window, guest_x, guest_y); - } - } else { - sdl_hide_cursor(); - } - SDL_SetWindowGrab(scon->real_window, SDL_TRUE); - gui_grab = 1; - sdl_update_caption(scon); -} - -static void sdl_grab_end(struct sdl2_console *scon) -{ - SDL_SetWindowGrab(scon->real_window, SDL_FALSE); - gui_grab = 0; - sdl_show_cursor(); - sdl_update_caption(scon); -} - -static void absolute_mouse_grab(struct sdl2_console *scon) -{ - int mouse_x, mouse_y; - int scr_w, scr_h; - SDL_GetMouseState(&mouse_x, &mouse_y); - SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); - if (mouse_x > 0 && mouse_x < scr_w - 1 && - mouse_y > 0 && mouse_y < scr_h - 1) { - sdl_grab_start(scon); - } -} - -static void sdl_mouse_mode_change(Notifier *notify, void *data) -{ - if (qemu_input_is_absolute()) { - if (!absolute_enabled) { - absolute_enabled = 1; - absolute_mouse_grab(&sdl2_console[0]); - } - } else if (absolute_enabled) { - if (!gui_fullscreen) { - sdl_grab_end(&sdl2_console[0]); - } - absolute_enabled = 0; - } -} - -static void sdl_send_mouse_event(struct sdl2_console *scon, int dx, int dy, - int x, int y, int state) -{ - static uint32_t bmap[INPUT_BUTTON__MAX] = { - [INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT), - [INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE), - [INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT), - }; - static uint32_t prev_state; - - if (prev_state != state) { - qemu_input_update_buttons(scon->dcl.con, bmap, prev_state, state); - prev_state = state; - } - - if (qemu_input_is_absolute()) { - int scr_w, scr_h; - int max_w = 0, max_h = 0; - int off_x = 0, off_y = 0; - int cur_off_x = 0, cur_off_y = 0; - int i; - - for (i = 0; i < sdl2_num_outputs; i++) { - struct sdl2_console *thiscon = &sdl2_console[i]; - if (thiscon->real_window && thiscon->surface) { - SDL_GetWindowSize(thiscon->real_window, &scr_w, &scr_h); - cur_off_x = thiscon->x; - cur_off_y = thiscon->y; - if (scr_w + cur_off_x > max_w) { - max_w = scr_w + cur_off_x; - } - if (scr_h + cur_off_y > max_h) { - max_h = scr_h + cur_off_y; - } - if (i == scon->idx) { - off_x = cur_off_x; - off_y = cur_off_y; - } - } - } - qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_X, off_x + x, max_w); - qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_Y, off_y + y, max_h); - } else { - if (guest_cursor) { - x -= guest_x; - y -= guest_y; - guest_x += x; - guest_y += y; - dx = x; - dy = y; - } - qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_X, dx); - qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_Y, dy); - } - qemu_input_event_sync(); -} - -static void toggle_full_screen(struct sdl2_console *scon) -{ - gui_fullscreen = !gui_fullscreen; - if (gui_fullscreen) { - SDL_SetWindowFullscreen(scon->real_window, - SDL_WINDOW_FULLSCREEN_DESKTOP); - gui_saved_grab = gui_grab; - sdl_grab_start(scon); - } else { - if (!gui_saved_grab) { - sdl_grab_end(scon); - } - SDL_SetWindowFullscreen(scon->real_window, 0); - } - sdl2_redraw(scon); -} - -static void handle_keydown(SDL_Event *ev) -{ - int mod_state, win; - struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); - - if (alt_grab) { - mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) == - (gui_grab_code | KMOD_LSHIFT); - } else if (ctrl_grab) { - mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL; - } else { - mod_state = (SDL_GetModState() & gui_grab_code) == gui_grab_code; - } - gui_key_modifier_pressed = mod_state; - - if (gui_key_modifier_pressed) { - switch (ev->key.keysym.scancode) { - case SDL_SCANCODE_2: - case SDL_SCANCODE_3: - case SDL_SCANCODE_4: - case SDL_SCANCODE_5: - case SDL_SCANCODE_6: - case SDL_SCANCODE_7: - case SDL_SCANCODE_8: - case SDL_SCANCODE_9: - win = ev->key.keysym.scancode - SDL_SCANCODE_1; - if (win < sdl2_num_outputs) { - sdl2_console[win].hidden = !sdl2_console[win].hidden; - if (sdl2_console[win].real_window) { - if (sdl2_console[win].hidden) { - SDL_HideWindow(sdl2_console[win].real_window); - } else { - SDL_ShowWindow(sdl2_console[win].real_window); - } - } - gui_keysym = 1; - } - break; - case SDL_SCANCODE_F: - toggle_full_screen(scon); - gui_keysym = 1; - break; - case SDL_SCANCODE_U: - sdl2_window_destroy(scon); - sdl2_window_create(scon); - if (!scon->opengl) { - /* re-create scon->texture */ - sdl2_2d_switch(&scon->dcl, scon->surface); - } - gui_keysym = 1; - break; -#if 0 - case SDL_SCANCODE_KP_PLUS: - case SDL_SCANCODE_KP_MINUS: - if (!gui_fullscreen) { - int scr_w, scr_h; - int width, height; - SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); - - width = MAX(scr_w + (ev->key.keysym.scancode == - SDL_SCANCODE_KP_PLUS ? 50 : -50), - 160); - height = (surface_height(scon->surface) * width) / - surface_width(scon->surface); - fprintf(stderr, "%s: scale to %dx%d\n", - __func__, width, height); - sdl_scale(scon, width, height); - sdl2_redraw(scon); - gui_keysym = 1; - } -#endif - default: - break; - } - } - if (!gui_keysym) { - sdl2_process_key(scon, &ev->key); - } -} - -static void handle_keyup(SDL_Event *ev) -{ - int mod_state; - struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); - - if (!alt_grab) { - mod_state = (ev->key.keysym.mod & gui_grab_code); - } else { - mod_state = (ev->key.keysym.mod & (gui_grab_code | KMOD_LSHIFT)); - } - if (!mod_state && gui_key_modifier_pressed) { - gui_key_modifier_pressed = 0; - if (gui_keysym == 0) { - /* exit/enter grab if pressing Ctrl-Alt */ - if (!gui_grab) { - sdl_grab_start(scon); - } else if (!gui_fullscreen) { - sdl_grab_end(scon); - } - /* SDL does not send back all the modifiers key, so we must - * correct it. */ - sdl2_reset_keys(scon); - return; - } - gui_keysym = 0; - } - if (!gui_keysym) { - sdl2_process_key(scon, &ev->key); - } -} - -static void handle_textinput(SDL_Event *ev) -{ - struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); - QemuConsole *con = scon ? scon->dcl.con : NULL; - - if (qemu_console_is_graphic(con)) { - return; - } - kbd_put_string_console(con, ev->text.text, strlen(ev->text.text)); -} - -static void handle_mousemotion(SDL_Event *ev) -{ - int max_x, max_y; - struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); - - if (qemu_input_is_absolute() || absolute_enabled) { - int scr_w, scr_h; - SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); - max_x = scr_w - 1; - max_y = scr_h - 1; - if (gui_grab && (ev->motion.x == 0 || ev->motion.y == 0 || - ev->motion.x == max_x || ev->motion.y == max_y)) { - sdl_grab_end(scon); - } - if (!gui_grab && - (ev->motion.x > 0 && ev->motion.x < max_x && - ev->motion.y > 0 && ev->motion.y < max_y)) { - sdl_grab_start(scon); - } - } - if (gui_grab || qemu_input_is_absolute() || absolute_enabled) { - sdl_send_mouse_event(scon, ev->motion.xrel, ev->motion.yrel, - ev->motion.x, ev->motion.y, ev->motion.state); - } -} - -static void handle_mousebutton(SDL_Event *ev) -{ - int buttonstate = SDL_GetMouseState(NULL, NULL); - SDL_MouseButtonEvent *bev; - struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); - - bev = &ev->button; - if (!gui_grab && !qemu_input_is_absolute()) { - if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) { - /* start grabbing all events */ - sdl_grab_start(scon); - } - } else { - if (ev->type == SDL_MOUSEBUTTONDOWN) { - buttonstate |= SDL_BUTTON(bev->button); - } else { - buttonstate &= ~SDL_BUTTON(bev->button); - } - sdl_send_mouse_event(scon, 0, 0, bev->x, bev->y, buttonstate); - } -} - -static void handle_mousewheel(SDL_Event *ev) -{ - struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); - SDL_MouseWheelEvent *wev = &ev->wheel; - InputButton btn; - - if (wev->y > 0) { - btn = INPUT_BUTTON_WHEEL_UP; - } else if (wev->y < 0) { - btn = INPUT_BUTTON_WHEEL_DOWN; - } else { - return; - } - - qemu_input_queue_btn(scon->dcl.con, btn, true); - qemu_input_event_sync(); - qemu_input_queue_btn(scon->dcl.con, btn, false); - qemu_input_event_sync(); -} - -static void handle_windowevent(SDL_Event *ev) -{ - struct sdl2_console *scon = get_scon_from_window(ev->window.windowID); - - if (!scon) { - return; - } - - switch (ev->window.event) { - case SDL_WINDOWEVENT_RESIZED: - { - QemuUIInfo info; - memset(&info, 0, sizeof(info)); - info.width = ev->window.data1; - info.height = ev->window.data2; - dpy_set_ui_info(scon->dcl.con, &info); - } - sdl2_redraw(scon); - break; - case SDL_WINDOWEVENT_EXPOSED: - sdl2_redraw(scon); - break; - case SDL_WINDOWEVENT_FOCUS_GAINED: - case SDL_WINDOWEVENT_ENTER: - if (!gui_grab && (qemu_input_is_absolute() || absolute_enabled)) { - absolute_mouse_grab(scon); - } - break; - case SDL_WINDOWEVENT_FOCUS_LOST: - if (gui_grab && !gui_fullscreen) { - sdl_grab_end(scon); - } - break; - case SDL_WINDOWEVENT_RESTORED: - update_displaychangelistener(&scon->dcl, GUI_REFRESH_INTERVAL_DEFAULT); - break; - case SDL_WINDOWEVENT_MINIMIZED: - update_displaychangelistener(&scon->dcl, 500); - break; - case SDL_WINDOWEVENT_CLOSE: - if (!no_quit) { - no_shutdown = 0; - qemu_system_shutdown_request(); - } - break; - case SDL_WINDOWEVENT_SHOWN: - if (scon->hidden) { - SDL_HideWindow(scon->real_window); - } - break; - case SDL_WINDOWEVENT_HIDDEN: - if (!scon->hidden) { - SDL_ShowWindow(scon->real_window); - } - break; - } -} - -void sdl2_poll_events(struct sdl2_console *scon) -{ - SDL_Event ev1, *ev = &ev1; - int idle = 1; - - if (scon->last_vm_running != runstate_is_running()) { - scon->last_vm_running = runstate_is_running(); - sdl_update_caption(scon); - } - - while (SDL_PollEvent(ev)) { - switch (ev->type) { - case SDL_KEYDOWN: - idle = 0; - handle_keydown(ev); - break; - case SDL_KEYUP: - idle = 0; - handle_keyup(ev); - break; - case SDL_TEXTINPUT: - idle = 0; - handle_textinput(ev); - break; - case SDL_QUIT: - if (!no_quit) { - no_shutdown = 0; - qemu_system_shutdown_request(); - } - break; - case SDL_MOUSEMOTION: - idle = 0; - handle_mousemotion(ev); - break; - case SDL_MOUSEBUTTONDOWN: - case SDL_MOUSEBUTTONUP: - idle = 0; - handle_mousebutton(ev); - break; - case SDL_MOUSEWHEEL: - idle = 0; - handle_mousewheel(ev); - break; - case SDL_WINDOWEVENT: - handle_windowevent(ev); - break; - default: - break; - } - } - - if (idle) { - if (scon->idle_counter < SDL2_MAX_IDLE_COUNT) { - scon->idle_counter++; - if (scon->idle_counter >= SDL2_MAX_IDLE_COUNT) { - scon->dcl.update_interval = GUI_REFRESH_INTERVAL_DEFAULT; - } - } - } else { - scon->idle_counter = 0; - scon->dcl.update_interval = SDL2_REFRESH_INTERVAL_BUSY; - } -} - -static void sdl_mouse_warp(DisplayChangeListener *dcl, - int x, int y, int on) -{ - struct sdl2_console *scon = container_of(dcl, struct sdl2_console, dcl); - if (on) { - if (!guest_cursor) { - sdl_show_cursor(); - } - if (gui_grab || qemu_input_is_absolute() || absolute_enabled) { - SDL_SetCursor(guest_sprite); - if (!qemu_input_is_absolute() && !absolute_enabled) { - SDL_WarpMouseInWindow(scon->real_window, x, y); - } - } - } else if (gui_grab) { - sdl_hide_cursor(); - } - guest_cursor = on; - guest_x = x, guest_y = y; -} - -static void sdl_mouse_define(DisplayChangeListener *dcl, - QEMUCursor *c) -{ - - if (guest_sprite) { - SDL_FreeCursor(guest_sprite); - } - - if (guest_sprite_surface) { - SDL_FreeSurface(guest_sprite_surface); - } - - guest_sprite_surface = - SDL_CreateRGBSurfaceFrom(c->data, c->width, c->height, 32, c->width * 4, - 0xff0000, 0x00ff00, 0xff, 0xff000000); - - if (!guest_sprite_surface) { - fprintf(stderr, "Failed to make rgb surface from %p\n", c); - return; - } - guest_sprite = SDL_CreateColorCursor(guest_sprite_surface, - c->hot_x, c->hot_y); - if (!guest_sprite) { - fprintf(stderr, "Failed to make color cursor from %p\n", c); - return; - } - if (guest_cursor && - (gui_grab || qemu_input_is_absolute() || absolute_enabled)) { - SDL_SetCursor(guest_sprite); - } -} - -static void sdl_cleanup(void) -{ - if (guest_sprite) { - SDL_FreeCursor(guest_sprite); - } - SDL_QuitSubSystem(SDL_INIT_VIDEO); -} - -static const DisplayChangeListenerOps dcl_2d_ops = { - .dpy_name = "sdl2-2d", - .dpy_gfx_update = sdl2_2d_update, - .dpy_gfx_switch = sdl2_2d_switch, - .dpy_gfx_check_format = sdl2_2d_check_format, - .dpy_refresh = sdl2_2d_refresh, - .dpy_mouse_set = sdl_mouse_warp, - .dpy_cursor_define = sdl_mouse_define, -}; - -#ifdef CONFIG_OPENGL -static const DisplayChangeListenerOps dcl_gl_ops = { - .dpy_name = "sdl2-gl", - .dpy_gfx_update = sdl2_gl_update, - .dpy_gfx_switch = sdl2_gl_switch, - .dpy_gfx_check_format = console_gl_check_format, - .dpy_refresh = sdl2_gl_refresh, - .dpy_mouse_set = sdl_mouse_warp, - .dpy_cursor_define = sdl_mouse_define, - - .dpy_gl_ctx_create = sdl2_gl_create_context, - .dpy_gl_ctx_destroy = sdl2_gl_destroy_context, - .dpy_gl_ctx_make_current = sdl2_gl_make_context_current, - .dpy_gl_ctx_get_current = sdl2_gl_get_current_context, - .dpy_gl_scanout = sdl2_gl_scanout, - .dpy_gl_update = sdl2_gl_scanout_flush, -}; -#endif - -void sdl_display_early_init(int opengl) -{ - switch (opengl) { - case -1: /* default */ - case 0: /* off */ - break; - case 1: /* on */ -#ifdef CONFIG_OPENGL - display_opengl = 1; -#endif - break; - default: - g_assert_not_reached(); - break; - } -} - -void sdl_display_init(DisplayState *ds, int full_screen, int no_frame) -{ - int flags; - uint8_t data = 0; - char *filename; - int i; - - if (no_frame) { - gui_noframe = 1; - } - -#ifdef __linux__ - /* on Linux, SDL may use fbcon|directfb|svgalib when run without - * accessible $DISPLAY to open X11 window. This is often the case - * when qemu is run using sudo. But in this case, and when actually - * run in X11 environment, SDL fights with X11 for the video card, - * making current display unavailable, often until reboot. - * So make x11 the default SDL video driver if this variable is unset. - * This is a bit hackish but saves us from bigger problem. - * Maybe it's a good idea to fix this in SDL instead. - */ - setenv("SDL_VIDEODRIVER", "x11", 0); -#endif - - flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; - if (SDL_Init(flags)) { - fprintf(stderr, "Could not initialize SDL(%s) - exiting\n", - SDL_GetError()); - exit(1); - } - SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "1"); - - for (i = 0;; i++) { - QemuConsole *con = qemu_console_lookup_by_index(i); - if (!con) { - break; - } - } - sdl2_num_outputs = i; - sdl2_console = g_new0(struct sdl2_console, sdl2_num_outputs); - for (i = 0; i < sdl2_num_outputs; i++) { - QemuConsole *con = qemu_console_lookup_by_index(i); - if (!qemu_console_is_graphic(con)) { - sdl2_console[i].hidden = true; - } - sdl2_console[i].idx = i; -#ifdef CONFIG_OPENGL - sdl2_console[i].opengl = display_opengl; - sdl2_console[i].dcl.ops = display_opengl ? &dcl_gl_ops : &dcl_2d_ops; -#else - sdl2_console[i].opengl = 0; - sdl2_console[i].dcl.ops = &dcl_2d_ops; -#endif - sdl2_console[i].dcl.con = con; - register_displaychangelistener(&sdl2_console[i].dcl); - } - - /* Load a 32x32x4 image. White pixels are transparent. */ - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp"); - if (filename) { - SDL_Surface *image = SDL_LoadBMP(filename); - if (image) { - uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255); - SDL_SetColorKey(image, SDL_TRUE, colorkey); - SDL_SetWindowIcon(sdl2_console[0].real_window, image); - } - g_free(filename); - } - - if (full_screen) { - gui_fullscreen = 1; - sdl_grab_start(0); - } - - mouse_mode_notifier.notify = sdl_mouse_mode_change; - qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier); - - gui_grab = 0; - - sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); - sdl_cursor_normal = SDL_GetCursor(); - - atexit(sdl_cleanup); -} |