| 1 | /* |
| 2 | * QEMU SDL display driver |
| 3 | * |
| 4 | * Copyright (c) 2003 Fabrice Bellard |
| 5 | * |
| 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: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 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 |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | /* Ported SDL 1.2 code to 2.0 by Dave Airlie. */ |
| 25 | |
| 26 | #include "qemu/osdep.h" |
| 27 | #include "qemu/module.h" |
| 28 | #include "qemu/cutils.h" |
| 29 | #include "ui/console.h" |
| 30 | #include "ui/input.h" |
| 31 | #include "ui/sdl2.h" |
| 32 | #include "system/runstate.h" |
| 33 | #include "system/runstate-action.h" |
| 34 | #include "system/system.h" |
| 35 | #include "qemu/log.h" |
| 36 | #include "qemu-main.h" |
| 37 | |
| 38 | #ifdef CONFIG_X11 |
| 39 | #include <X11/Xlib.h> |
| 40 | #endif |
| 41 | |
| 42 | static int sdl2_num_outputs; |
| 43 | static struct sdl2_console *sdl2_console; |
| 44 | |
| 45 | static SDL_Surface *guest_sprite_surface; |
| 46 | static int gui_grab; /* if true, all keyboard/mouse events are grabbed */ |
| 47 | static bool alt_grab; |
| 48 | static bool ctrl_grab; |
| 49 | |
| 50 | static int gui_saved_grab; |
| 51 | static int gui_fullscreen; |
| 52 | static int gui_grab_code = KMOD_LALT | KMOD_LCTRL; |
| 53 | static SDL_Cursor *sdl_cursor_normal; |
| 54 | static SDL_Cursor *sdl_cursor_hidden; |
| 55 | static int absolute_enabled; |
| 56 | static bool guest_cursor; |
| 57 | static int guest_x, guest_y; |
| 58 | static SDL_Cursor *guest_sprite; |
| 59 | static Notifier mouse_mode_notifier; |
| 60 | |
| 61 | #define SDL2_REFRESH_INTERVAL_BUSY 10 |
| 62 | #define SDL2_MAX_IDLE_COUNT (2 * GUI_REFRESH_INTERVAL_DEFAULT \ |
| 63 | / SDL2_REFRESH_INTERVAL_BUSY + 1) |
| 64 | |
| 65 | /* introduced in SDL 2.0.10 */ |
| 66 | #ifndef SDL_HINT_RENDER_BATCHING |
| 67 | #define SDL_HINT_RENDER_BATCHING "SDL_RENDER_BATCHING" |
| 68 | #endif |
| 69 | |
| 70 | static void sdl_update_caption(struct sdl2_console *scon); |
| 71 | |
| 72 | static struct sdl2_console *get_scon_from_window(uint32_t window_id) |
| 73 | { |
| 74 | int i; |
| 75 | for (i = 0; i < sdl2_num_outputs; i++) { |
| 76 | if (sdl2_console[i].real_window == SDL_GetWindowFromID(window_id)) { |
| 77 | return &sdl2_console[i]; |
| 78 | } |
| 79 | } |
| 80 | return NULL; |
| 81 | } |
| 82 | |
| 83 | void sdl2_window_create(struct sdl2_console *scon) |
| 84 | { |
| 85 | int flags = 0; |
| 86 | |
| 87 | if (!scon->surface) { |
| 88 | return; |
| 89 | } |
| 90 | assert(!scon->real_window); |
| 91 | |
| 92 | if (gui_fullscreen) { |
| 93 | flags |= SDL_WINDOW_FULLSCREEN_DESKTOP; |
| 94 | } else { |
| 95 | flags |= SDL_WINDOW_RESIZABLE; |
| 96 | } |
| 97 | if (scon->hidden) { |
| 98 | flags |= SDL_WINDOW_HIDDEN; |
| 99 | } |
| 100 | #ifdef CONFIG_OPENGL |
| 101 | if (scon->opengl) { |
| 102 | flags |= SDL_WINDOW_OPENGL; |
| 103 | } |
| 104 | #endif |
| 105 | |
| 106 | scon->real_window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED, |
| 107 | SDL_WINDOWPOS_UNDEFINED, |
| 108 | surface_width(scon->surface), |
| 109 | surface_height(scon->surface), |
| 110 | flags); |
| 111 | if (scon->opengl) { |
| 112 | const char *driver = "opengl"; |
| 113 | |
| 114 | if (scon->opts->gl == DISPLAY_GL_MODE_ES) { |
| 115 | driver = "opengles2"; |
| 116 | SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, |
| 117 | SDL_GL_CONTEXT_PROFILE_ES); |
| 118 | } |
| 119 | |
| 120 | SDL_SetHint(SDL_HINT_RENDER_DRIVER, driver); |
| 121 | SDL_SetHint(SDL_HINT_RENDER_BATCHING, "1"); |
| 122 | |
| 123 | scon->winctx = SDL_GL_CreateContext(scon->real_window); |
| 124 | SDL_GL_SetSwapInterval(0); |
| 125 | |
| 126 | #ifdef CONFIG_OPENGL |
| 127 | qemu_egl_display = eglGetCurrentDisplay(); |
| 128 | #endif |
| 129 | } else { |
| 130 | /* The SDL renderer is only used by sdl2-2D, when OpenGL is disabled */ |
| 131 | scon->real_renderer = SDL_CreateRenderer(scon->real_window, -1, 0); |
| 132 | } |
| 133 | |
| 134 | sdl_update_caption(scon); |
| 135 | } |
| 136 | |
| 137 | void sdl2_window_destroy(struct sdl2_console *scon) |
| 138 | { |
| 139 | if (!scon->real_window) { |
| 140 | return; |
| 141 | } |
| 142 | |
| 143 | if (scon->winctx) { |
| 144 | SDL_GL_DeleteContext(scon->winctx); |
| 145 | scon->winctx = NULL; |
| 146 | } |
| 147 | if (scon->real_renderer) { |
| 148 | SDL_DestroyRenderer(scon->real_renderer); |
| 149 | scon->real_renderer = NULL; |
| 150 | } |
| 151 | SDL_DestroyWindow(scon->real_window); |
| 152 | scon->real_window = NULL; |
| 153 | } |
| 154 | |
| 155 | void sdl2_window_resize(struct sdl2_console *scon) |
| 156 | { |
| 157 | if (!scon->real_window) { |
| 158 | return; |
| 159 | } |
| 160 | |
| 161 | SDL_SetWindowSize(scon->real_window, |
| 162 | surface_width(scon->surface), |
| 163 | surface_height(scon->surface)); |
| 164 | } |
| 165 | |
| 166 | static void sdl2_redraw(struct sdl2_console *scon) |
| 167 | { |
| 168 | if (scon->opengl) { |
| 169 | #ifdef CONFIG_OPENGL |
| 170 | sdl2_gl_redraw(scon); |
| 171 | #endif |
| 172 | } else { |
| 173 | sdl2_2d_redraw(scon); |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | static void sdl_update_caption(struct sdl2_console *scon) |
| 178 | { |
| 179 | char win_title[1024]; |
| 180 | char icon_title[1024]; |
| 181 | const char *status = ""; |
| 182 | |
| 183 | if (!runstate_is_running()) { |
| 184 | status = " [Stopped]"; |
| 185 | } else if (gui_grab) { |
| 186 | if (alt_grab) { |
| 187 | #ifdef CONFIG_DARWIN |
| 188 | status = " - Press ⌃⌥⇧G to exit grab"; |
| 189 | #else |
| 190 | status = " - Press Ctrl-Alt-Shift-G to exit grab"; |
| 191 | #endif |
| 192 | } else if (ctrl_grab) { |
| 193 | status = " - Press Right-Ctrl-G to exit grab"; |
| 194 | } else { |
| 195 | #ifdef CONFIG_DARWIN |
| 196 | status = " - Press ⌃⌥G to exit grab"; |
| 197 | #else |
| 198 | status = " - Press Ctrl-Alt-G to exit grab"; |
| 199 | #endif |
| 200 | } |
| 201 | } |
| 202 | |
| 203 | if (qemu_name) { |
| 204 | snprintf(win_title, sizeof(win_title), "QEMU (%s-%d)%s", qemu_name, |
| 205 | scon->idx, status); |
| 206 | snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name); |
| 207 | } else { |
| 208 | snprintf(win_title, sizeof(win_title), "QEMU%s", status); |
| 209 | snprintf(icon_title, sizeof(icon_title), "QEMU"); |
| 210 | } |
| 211 | |
| 212 | if (scon->real_window) { |
| 213 | SDL_SetWindowTitle(scon->real_window, win_title); |
| 214 | } |
| 215 | } |
| 216 | |
| 217 | static void sdl_hide_cursor(struct sdl2_console *scon) |
| 218 | { |
| 219 | if (scon->opts->has_show_cursor && scon->opts->show_cursor) { |
| 220 | return; |
| 221 | } |
| 222 | |
| 223 | SDL_ShowCursor(SDL_DISABLE); |
| 224 | SDL_SetCursor(sdl_cursor_hidden); |
| 225 | |
| 226 | if (!qemu_input_is_absolute(scon->dcl.con)) { |
| 227 | SDL_SetRelativeMouseMode(SDL_TRUE); |
| 228 | } |
| 229 | } |
| 230 | |
| 231 | static void sdl_show_cursor(struct sdl2_console *scon) |
| 232 | { |
| 233 | if (scon->opts->has_show_cursor && scon->opts->show_cursor) { |
| 234 | return; |
| 235 | } |
| 236 | |
| 237 | if (!qemu_input_is_absolute(scon->dcl.con)) { |
| 238 | SDL_SetRelativeMouseMode(SDL_FALSE); |
| 239 | } |
| 240 | |
| 241 | if (guest_cursor && |
| 242 | (gui_grab || qemu_input_is_absolute(scon->dcl.con) || absolute_enabled)) { |
| 243 | SDL_SetCursor(guest_sprite); |
| 244 | } else { |
| 245 | SDL_SetCursor(sdl_cursor_normal); |
| 246 | } |
| 247 | |
| 248 | SDL_ShowCursor(SDL_ENABLE); |
| 249 | } |
| 250 | |
| 251 | static void sdl_grab_start(struct sdl2_console *scon) |
| 252 | { |
| 253 | QemuConsole *con = scon ? scon->dcl.con : NULL; |
| 254 | |
| 255 | if (!con || !qemu_console_is_graphic(con)) { |
| 256 | return; |
| 257 | } |
| 258 | /* |
| 259 | * If the application is not active, do not try to enter grab state. This |
| 260 | * prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the |
| 261 | * application (SDL bug). |
| 262 | */ |
| 263 | if (!(SDL_GetWindowFlags(scon->real_window) & SDL_WINDOW_INPUT_FOCUS)) { |
| 264 | return; |
| 265 | } |
| 266 | if (guest_cursor) { |
| 267 | SDL_SetCursor(guest_sprite); |
| 268 | if (!qemu_input_is_absolute(scon->dcl.con) && !absolute_enabled) { |
| 269 | SDL_WarpMouseInWindow(scon->real_window, guest_x, guest_y); |
| 270 | } |
| 271 | } else { |
| 272 | sdl_hide_cursor(scon); |
| 273 | } |
| 274 | SDL_SetWindowGrab(scon->real_window, SDL_TRUE); |
| 275 | gui_grab = 1; |
| 276 | sdl_update_caption(scon); |
| 277 | } |
| 278 | |
| 279 | static void sdl_grab_end(struct sdl2_console *scon) |
| 280 | { |
| 281 | SDL_SetWindowGrab(scon->real_window, SDL_FALSE); |
| 282 | gui_grab = 0; |
| 283 | sdl_show_cursor(scon); |
| 284 | sdl_update_caption(scon); |
| 285 | } |
| 286 | |
| 287 | static void absolute_mouse_grab(struct sdl2_console *scon) |
| 288 | { |
| 289 | int mouse_x, mouse_y; |
| 290 | int scr_w, scr_h; |
| 291 | SDL_GetMouseState(&mouse_x, &mouse_y); |
| 292 | SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); |
| 293 | if (mouse_x > 0 && mouse_x < scr_w - 1 && |
| 294 | mouse_y > 0 && mouse_y < scr_h - 1) { |
| 295 | sdl_grab_start(scon); |
| 296 | } |
| 297 | } |
| 298 | |
| 299 | static void sdl_mouse_mode_change(Notifier *notify, void *data) |
| 300 | { |
| 301 | if (qemu_input_is_absolute(sdl2_console[0].dcl.con)) { |
| 302 | if (!absolute_enabled) { |
| 303 | absolute_enabled = 1; |
| 304 | SDL_SetRelativeMouseMode(SDL_FALSE); |
| 305 | absolute_mouse_grab(&sdl2_console[0]); |
| 306 | } |
| 307 | } else if (absolute_enabled) { |
| 308 | if (!gui_fullscreen) { |
| 309 | sdl_grab_end(&sdl2_console[0]); |
| 310 | } |
| 311 | absolute_enabled = 0; |
| 312 | } |
| 313 | } |
| 314 | |
| 315 | static void sdl_send_mouse_event(struct sdl2_console *scon, int dx, int dy, |
| 316 | int x, int y, int state) |
| 317 | { |
| 318 | static uint32_t bmap[INPUT_BUTTON__MAX] = { |
| 319 | [INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT), |
| 320 | [INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE), |
| 321 | [INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT), |
| 322 | [INPUT_BUTTON_SIDE] = SDL_BUTTON(SDL_BUTTON_X1), |
| 323 | [INPUT_BUTTON_EXTRA] = SDL_BUTTON(SDL_BUTTON_X2) |
| 324 | }; |
| 325 | static uint32_t prev_state; |
| 326 | |
| 327 | if (prev_state != state) { |
| 328 | qemu_input_update_buttons(scon->dcl.con, bmap, prev_state, state); |
| 329 | prev_state = state; |
| 330 | } |
| 331 | |
| 332 | if (qemu_input_is_absolute(scon->dcl.con)) { |
| 333 | qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_X, |
| 334 | x, 0, surface_width(scon->surface)); |
| 335 | qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_Y, |
| 336 | y, 0, surface_height(scon->surface)); |
| 337 | } else { |
| 338 | if (guest_cursor) { |
| 339 | x -= guest_x; |
| 340 | y -= guest_y; |
| 341 | guest_x += x; |
| 342 | guest_y += y; |
| 343 | dx = x; |
| 344 | dy = y; |
| 345 | } |
| 346 | qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_X, dx); |
| 347 | qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_Y, dy); |
| 348 | } |
| 349 | qemu_input_event_sync(); |
| 350 | } |
| 351 | |
| 352 | static void toggle_full_screen(struct sdl2_console *scon) |
| 353 | { |
| 354 | gui_fullscreen = !gui_fullscreen; |
| 355 | if (gui_fullscreen) { |
| 356 | SDL_SetWindowFullscreen(scon->real_window, |
| 357 | SDL_WINDOW_FULLSCREEN_DESKTOP); |
| 358 | gui_saved_grab = gui_grab; |
| 359 | sdl_grab_start(scon); |
| 360 | } else { |
| 361 | if (!gui_saved_grab) { |
| 362 | sdl_grab_end(scon); |
| 363 | } |
| 364 | SDL_SetWindowFullscreen(scon->real_window, 0); |
| 365 | } |
| 366 | sdl2_redraw(scon); |
| 367 | } |
| 368 | |
| 369 | static int get_mod_state(void) |
| 370 | { |
| 371 | SDL_Keymod mod = SDL_GetModState(); |
| 372 | |
| 373 | if (alt_grab) { |
| 374 | return (mod & (gui_grab_code | KMOD_LSHIFT)) == |
| 375 | (gui_grab_code | KMOD_LSHIFT); |
| 376 | } else if (ctrl_grab) { |
| 377 | return (mod & KMOD_RCTRL) == KMOD_RCTRL; |
| 378 | } else { |
| 379 | return (mod & gui_grab_code) == gui_grab_code; |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | static void handle_keydown(SDL_Event *ev) |
| 384 | { |
| 385 | int win; |
| 386 | struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); |
| 387 | int gui_key_modifier_pressed = get_mod_state(); |
| 388 | |
| 389 | if (!scon) { |
| 390 | return; |
| 391 | } |
| 392 | |
| 393 | scon->gui_keysym = false; |
| 394 | |
| 395 | if (!scon->ignore_hotkeys && gui_key_modifier_pressed && !ev->key.repeat) { |
| 396 | switch (ev->key.keysym.scancode) { |
| 397 | case SDL_SCANCODE_2: |
| 398 | case SDL_SCANCODE_3: |
| 399 | case SDL_SCANCODE_4: |
| 400 | case SDL_SCANCODE_5: |
| 401 | case SDL_SCANCODE_6: |
| 402 | case SDL_SCANCODE_7: |
| 403 | case SDL_SCANCODE_8: |
| 404 | case SDL_SCANCODE_9: |
| 405 | if (gui_grab) { |
| 406 | sdl_grab_end(scon); |
| 407 | } |
| 408 | |
| 409 | win = ev->key.keysym.scancode - SDL_SCANCODE_1; |
| 410 | if (win < sdl2_num_outputs) { |
| 411 | sdl2_console[win].hidden = !sdl2_console[win].hidden; |
| 412 | if (sdl2_console[win].real_window) { |
| 413 | if (sdl2_console[win].hidden) { |
| 414 | SDL_HideWindow(sdl2_console[win].real_window); |
| 415 | } else { |
| 416 | SDL_ShowWindow(sdl2_console[win].real_window); |
| 417 | } |
| 418 | } |
| 419 | sdl2_release_modifiers(scon); |
| 420 | scon->gui_keysym = true; |
| 421 | } |
| 422 | break; |
| 423 | case SDL_SCANCODE_F: |
| 424 | toggle_full_screen(scon); |
| 425 | scon->gui_keysym = true; |
| 426 | break; |
| 427 | case SDL_SCANCODE_G: |
| 428 | scon->gui_keysym = true; |
| 429 | if (!gui_grab) { |
| 430 | sdl_grab_start(scon); |
| 431 | } else if (!gui_fullscreen) { |
| 432 | sdl_grab_end(scon); |
| 433 | } |
| 434 | break; |
| 435 | case SDL_SCANCODE_0: |
| 436 | sdl2_window_resize(scon); |
| 437 | if (!scon->opengl) { |
| 438 | /* re-create scon->texture */ |
| 439 | sdl2_2d_switch(&scon->dcl, scon->surface); |
| 440 | } |
| 441 | scon->gui_keysym = true; |
| 442 | break; |
| 443 | #if 0 |
| 444 | case SDL_SCANCODE_KP_PLUS: |
| 445 | case SDL_SCANCODE_KP_MINUS: |
| 446 | if (!gui_fullscreen) { |
| 447 | int scr_w, scr_h; |
| 448 | int width, height; |
| 449 | SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); |
| 450 | |
| 451 | width = MAX(scr_w + (ev->key.keysym.scancode == |
| 452 | SDL_SCANCODE_KP_PLUS ? 50 : -50), |
| 453 | 160); |
| 454 | height = (surface_height(scon->surface) * width) / |
| 455 | surface_width(scon->surface); |
| 456 | fprintf(stderr, "%s: scale to %dx%d\n", |
| 457 | __func__, width, height); |
| 458 | sdl_scale(scon, width, height); |
| 459 | sdl2_redraw(scon); |
| 460 | scon->gui_keysym = true; |
| 461 | } |
| 462 | #endif |
| 463 | default: |
| 464 | break; |
| 465 | } |
| 466 | } |
| 467 | if (!scon->gui_keysym) { |
| 468 | sdl2_process_key(scon, &ev->key); |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | static void handle_keyup(SDL_Event *ev) |
| 473 | { |
| 474 | struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); |
| 475 | |
| 476 | if (!scon) { |
| 477 | return; |
| 478 | } |
| 479 | |
| 480 | scon->ignore_hotkeys = false; |
| 481 | sdl2_process_key(scon, &ev->key); |
| 482 | } |
| 483 | |
| 484 | static void handle_textinput(SDL_Event *ev) |
| 485 | { |
| 486 | struct sdl2_console *scon = get_scon_from_window(ev->text.windowID); |
| 487 | QemuConsole *con = scon ? scon->dcl.con : NULL; |
| 488 | |
| 489 | if (!con) { |
| 490 | return; |
| 491 | } |
| 492 | |
| 493 | if (!scon->gui_keysym && QEMU_IS_TEXT_CONSOLE(con)) { |
| 494 | qemu_text_console_put_string(QEMU_TEXT_CONSOLE(con), ev->text.text, strlen(ev->text.text)); |
| 495 | } |
| 496 | } |
| 497 | |
| 498 | static void handle_mousemotion(SDL_Event *ev) |
| 499 | { |
| 500 | int max_x, max_y; |
| 501 | struct sdl2_console *scon = get_scon_from_window(ev->motion.windowID); |
| 502 | int scr_w, scr_h, surf_w, surf_h, x, y, dx, dy; |
| 503 | |
| 504 | if (!scon || !qemu_console_is_graphic(scon->dcl.con)) { |
| 505 | return; |
| 506 | } |
| 507 | |
| 508 | SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); |
| 509 | if (qemu_input_is_absolute(scon->dcl.con) || absolute_enabled) { |
| 510 | max_x = scr_w - 1; |
| 511 | max_y = scr_h - 1; |
| 512 | if (gui_grab && !gui_fullscreen |
| 513 | && (ev->motion.x == 0 || ev->motion.y == 0 || |
| 514 | ev->motion.x == max_x || ev->motion.y == max_y)) { |
| 515 | sdl_grab_end(scon); |
| 516 | } |
| 517 | if (!gui_grab && |
| 518 | (ev->motion.x > 0 && ev->motion.x < max_x && |
| 519 | ev->motion.y > 0 && ev->motion.y < max_y)) { |
| 520 | sdl_grab_start(scon); |
| 521 | } |
| 522 | } |
| 523 | surf_w = surface_width(scon->surface); |
| 524 | surf_h = surface_height(scon->surface); |
| 525 | x = (int64_t)ev->motion.x * surf_w / scr_w; |
| 526 | y = (int64_t)ev->motion.y * surf_h / scr_h; |
| 527 | dx = (int64_t)ev->motion.xrel * surf_w / scr_w; |
| 528 | dy = (int64_t)ev->motion.yrel * surf_h / scr_h; |
| 529 | if (gui_grab || qemu_input_is_absolute(scon->dcl.con) || absolute_enabled) { |
| 530 | sdl_send_mouse_event(scon, dx, dy, x, y, ev->motion.state); |
| 531 | } |
| 532 | } |
| 533 | |
| 534 | static void handle_mousebutton(SDL_Event *ev) |
| 535 | { |
| 536 | int buttonstate = SDL_GetMouseState(NULL, NULL); |
| 537 | SDL_MouseButtonEvent *bev; |
| 538 | struct sdl2_console *scon = get_scon_from_window(ev->button.windowID); |
| 539 | int scr_w, scr_h, x, y; |
| 540 | |
| 541 | if (!scon || !qemu_console_is_graphic(scon->dcl.con)) { |
| 542 | return; |
| 543 | } |
| 544 | |
| 545 | bev = &ev->button; |
| 546 | SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); |
| 547 | x = (int64_t)bev->x * surface_width(scon->surface) / scr_w; |
| 548 | y = (int64_t)bev->y * surface_height(scon->surface) / scr_h; |
| 549 | |
| 550 | if (!gui_grab && !qemu_input_is_absolute(scon->dcl.con)) { |
| 551 | if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) { |
| 552 | /* start grabbing all events */ |
| 553 | sdl_grab_start(scon); |
| 554 | } |
| 555 | } else { |
| 556 | if (ev->type == SDL_MOUSEBUTTONDOWN) { |
| 557 | buttonstate |= SDL_BUTTON(bev->button); |
| 558 | } else { |
| 559 | buttonstate &= ~SDL_BUTTON(bev->button); |
| 560 | } |
| 561 | sdl_send_mouse_event(scon, 0, 0, x, y, buttonstate); |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | static void handle_mousewheel(SDL_Event *ev) |
| 566 | { |
| 567 | struct sdl2_console *scon = get_scon_from_window(ev->wheel.windowID); |
| 568 | SDL_MouseWheelEvent *wev = &ev->wheel; |
| 569 | InputButton btn; |
| 570 | |
| 571 | if (!scon || !qemu_console_is_graphic(scon->dcl.con)) { |
| 572 | return; |
| 573 | } |
| 574 | |
| 575 | if (wev->y > 0) { |
| 576 | btn = INPUT_BUTTON_WHEEL_UP; |
| 577 | } else if (wev->y < 0) { |
| 578 | btn = INPUT_BUTTON_WHEEL_DOWN; |
| 579 | } else if (wev->x < 0) { |
| 580 | btn = INPUT_BUTTON_WHEEL_RIGHT; |
| 581 | } else if (wev->x > 0) { |
| 582 | btn = INPUT_BUTTON_WHEEL_LEFT; |
| 583 | } else { |
| 584 | return; |
| 585 | } |
| 586 | |
| 587 | qemu_input_queue_btn(scon->dcl.con, btn, true); |
| 588 | qemu_input_event_sync(); |
| 589 | qemu_input_queue_btn(scon->dcl.con, btn, false); |
| 590 | qemu_input_event_sync(); |
| 591 | } |
| 592 | |
| 593 | static void handle_windowevent(SDL_Event *ev) |
| 594 | { |
| 595 | struct sdl2_console *scon = get_scon_from_window(ev->window.windowID); |
| 596 | bool allow_close = true; |
| 597 | |
| 598 | if (!scon) { |
| 599 | return; |
| 600 | } |
| 601 | |
| 602 | switch (ev->window.event) { |
| 603 | case SDL_WINDOWEVENT_RESIZED: |
| 604 | { |
| 605 | QemuUIInfo info = { |
| 606 | .width = ev->window.data1, |
| 607 | .height = ev->window.data2, |
| 608 | }; |
| 609 | qemu_console_set_ui_info(scon->dcl.con, &info, true); |
| 610 | } |
| 611 | sdl2_redraw(scon); |
| 612 | break; |
| 613 | case SDL_WINDOWEVENT_EXPOSED: |
| 614 | sdl2_redraw(scon); |
| 615 | break; |
| 616 | case SDL_WINDOWEVENT_FOCUS_GAINED: |
| 617 | /* fall through */ |
| 618 | case SDL_WINDOWEVENT_ENTER: |
| 619 | if (!gui_grab && (qemu_input_is_absolute(scon->dcl.con) || absolute_enabled)) { |
| 620 | absolute_mouse_grab(scon); |
| 621 | } |
| 622 | /* If a new console window opened using a hotkey receives the |
| 623 | * focus, SDL sends another KEYDOWN event to the new window, |
| 624 | * closing the console window immediately after. |
| 625 | * |
| 626 | * Work around this by ignoring further hotkey events until a |
| 627 | * key is released. |
| 628 | */ |
| 629 | scon->ignore_hotkeys = get_mod_state(); |
| 630 | break; |
| 631 | case SDL_WINDOWEVENT_FOCUS_LOST: |
| 632 | if (gui_grab && !gui_fullscreen) { |
| 633 | sdl_grab_end(scon); |
| 634 | } |
| 635 | break; |
| 636 | case SDL_WINDOWEVENT_RESTORED: |
| 637 | qemu_console_listener_set_refresh(&scon->dcl, GUI_REFRESH_INTERVAL_DEFAULT); |
| 638 | break; |
| 639 | case SDL_WINDOWEVENT_MINIMIZED: |
| 640 | qemu_console_listener_set_refresh(&scon->dcl, 500); |
| 641 | break; |
| 642 | case SDL_WINDOWEVENT_CLOSE: |
| 643 | if (qemu_console_is_graphic(scon->dcl.con)) { |
| 644 | if (scon->opts->has_window_close && !scon->opts->window_close) { |
| 645 | allow_close = false; |
| 646 | } |
| 647 | if (allow_close) { |
| 648 | shutdown_action = SHUTDOWN_ACTION_POWEROFF; |
| 649 | qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI); |
| 650 | } |
| 651 | } else { |
| 652 | SDL_HideWindow(scon->real_window); |
| 653 | scon->hidden = true; |
| 654 | } |
| 655 | break; |
| 656 | case SDL_WINDOWEVENT_SHOWN: |
| 657 | scon->hidden = false; |
| 658 | break; |
| 659 | case SDL_WINDOWEVENT_HIDDEN: |
| 660 | scon->hidden = true; |
| 661 | break; |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | void sdl2_poll_events(struct sdl2_console *scon) |
| 666 | { |
| 667 | SDL_Event ev1, *ev = &ev1; |
| 668 | bool allow_close = true; |
| 669 | int idle = 1; |
| 670 | |
| 671 | if (scon->last_vm_running != runstate_is_running()) { |
| 672 | scon->last_vm_running = runstate_is_running(); |
| 673 | sdl_update_caption(scon); |
| 674 | } |
| 675 | |
| 676 | while (SDL_PollEvent(ev)) { |
| 677 | switch (ev->type) { |
| 678 | case SDL_KEYDOWN: |
| 679 | idle = 0; |
| 680 | handle_keydown(ev); |
| 681 | break; |
| 682 | case SDL_KEYUP: |
| 683 | idle = 0; |
| 684 | handle_keyup(ev); |
| 685 | break; |
| 686 | case SDL_TEXTINPUT: |
| 687 | idle = 0; |
| 688 | handle_textinput(ev); |
| 689 | break; |
| 690 | case SDL_QUIT: |
| 691 | if (scon->opts->has_window_close && !scon->opts->window_close) { |
| 692 | allow_close = false; |
| 693 | } |
| 694 | if (allow_close) { |
| 695 | shutdown_action = SHUTDOWN_ACTION_POWEROFF; |
| 696 | qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI); |
| 697 | } |
| 698 | break; |
| 699 | case SDL_MOUSEMOTION: |
| 700 | idle = 0; |
| 701 | handle_mousemotion(ev); |
| 702 | break; |
| 703 | case SDL_MOUSEBUTTONDOWN: |
| 704 | case SDL_MOUSEBUTTONUP: |
| 705 | idle = 0; |
| 706 | handle_mousebutton(ev); |
| 707 | break; |
| 708 | case SDL_MOUSEWHEEL: |
| 709 | idle = 0; |
| 710 | handle_mousewheel(ev); |
| 711 | break; |
| 712 | case SDL_WINDOWEVENT: |
| 713 | handle_windowevent(ev); |
| 714 | break; |
| 715 | default: |
| 716 | break; |
| 717 | } |
| 718 | } |
| 719 | |
| 720 | if (idle) { |
| 721 | if (scon->idle_counter < SDL2_MAX_IDLE_COUNT) { |
| 722 | scon->idle_counter++; |
| 723 | if (scon->idle_counter >= SDL2_MAX_IDLE_COUNT) { |
| 724 | scon->dcl.update_interval = GUI_REFRESH_INTERVAL_DEFAULT; |
| 725 | } |
| 726 | } |
| 727 | } else { |
| 728 | scon->idle_counter = 0; |
| 729 | scon->dcl.update_interval = SDL2_REFRESH_INTERVAL_BUSY; |
| 730 | } |
| 731 | } |
| 732 | |
| 733 | static void sdl_mouse_warp(DisplayChangeListener *dcl, |
| 734 | int x, int y, bool on) |
| 735 | { |
| 736 | struct sdl2_console *scon = container_of(dcl, struct sdl2_console, dcl); |
| 737 | |
| 738 | if (!qemu_console_is_graphic(scon->dcl.con)) { |
| 739 | return; |
| 740 | } |
| 741 | |
| 742 | if (on) { |
| 743 | if (!guest_cursor) { |
| 744 | sdl_show_cursor(scon); |
| 745 | } |
| 746 | if (gui_grab || qemu_input_is_absolute(scon->dcl.con) || absolute_enabled) { |
| 747 | SDL_SetCursor(guest_sprite); |
| 748 | if (!qemu_input_is_absolute(scon->dcl.con) && !absolute_enabled) { |
| 749 | SDL_WarpMouseInWindow(scon->real_window, x, y); |
| 750 | } |
| 751 | } |
| 752 | } else if (gui_grab) { |
| 753 | sdl_hide_cursor(scon); |
| 754 | } |
| 755 | guest_cursor = on; |
| 756 | guest_x = x, guest_y = y; |
| 757 | } |
| 758 | |
| 759 | static void sdl_mouse_define(DisplayChangeListener *dcl, |
| 760 | QEMUCursor *c) |
| 761 | { |
| 762 | |
| 763 | if (guest_sprite) { |
| 764 | SDL_FreeCursor(guest_sprite); |
| 765 | } |
| 766 | |
| 767 | if (guest_sprite_surface) { |
| 768 | SDL_FreeSurface(guest_sprite_surface); |
| 769 | } |
| 770 | |
| 771 | guest_sprite_surface = |
| 772 | SDL_CreateRGBSurfaceFrom(c->data, c->width, c->height, 32, c->width * 4, |
| 773 | 0xff0000, 0x00ff00, 0xff, 0xff000000); |
| 774 | |
| 775 | if (!guest_sprite_surface) { |
| 776 | fprintf(stderr, "Failed to make rgb surface from %p\n", c); |
| 777 | return; |
| 778 | } |
| 779 | guest_sprite = SDL_CreateColorCursor(guest_sprite_surface, |
| 780 | c->hot_x, c->hot_y); |
| 781 | if (!guest_sprite) { |
| 782 | fprintf(stderr, "Failed to make color cursor from %p\n", c); |
| 783 | return; |
| 784 | } |
| 785 | if (guest_cursor && |
| 786 | (gui_grab || qemu_input_is_absolute(dcl->con) || absolute_enabled)) { |
| 787 | SDL_SetCursor(guest_sprite); |
| 788 | } |
| 789 | } |
| 790 | |
| 791 | static void sdl_cleanup(void) |
| 792 | { |
| 793 | int i; |
| 794 | |
| 795 | if (!sdl2_console) { |
| 796 | return; |
| 797 | } |
| 798 | |
| 799 | qemu_remove_mouse_mode_change_notifier(&mouse_mode_notifier); |
| 800 | |
| 801 | for (i = 0; i < sdl2_num_outputs; i++) { |
| 802 | qemu_console_unregister_listener(&sdl2_console[i].dcl); |
| 803 | qkbd_state_free(sdl2_console[i].kbd); |
| 804 | sdl2_window_destroy(&sdl2_console[i]); |
| 805 | } |
| 806 | g_clear_pointer(&sdl2_console, g_free); |
| 807 | sdl2_num_outputs = 0; |
| 808 | |
| 809 | g_clear_pointer(&guest_sprite, SDL_FreeCursor); |
| 810 | g_clear_pointer(&guest_sprite_surface, SDL_FreeSurface); |
| 811 | g_clear_pointer(&sdl_cursor_hidden, SDL_FreeCursor); |
| 812 | SDL_QuitSubSystem(SDL_INIT_VIDEO); |
| 813 | } |
| 814 | |
| 815 | static const DisplayChangeListenerOps dcl_2d_ops = { |
| 816 | .dpy_name = "sdl2-2d", |
| 817 | .dpy_gfx_update = sdl2_2d_update, |
| 818 | .dpy_gfx_switch = sdl2_2d_switch, |
| 819 | .dpy_gfx_check_format = sdl2_2d_check_format, |
| 820 | .dpy_refresh = sdl2_2d_refresh, |
| 821 | .dpy_mouse_set = sdl_mouse_warp, |
| 822 | .dpy_cursor_define = sdl_mouse_define, |
| 823 | }; |
| 824 | |
| 825 | #ifdef CONFIG_OPENGL |
| 826 | static const DisplayChangeListenerOps dcl_gl_ops = { |
| 827 | .dpy_name = "sdl2-gl", |
| 828 | .dpy_gfx_update = sdl2_gl_update, |
| 829 | .dpy_gfx_switch = sdl2_gl_switch, |
| 830 | .dpy_gfx_check_format = console_gl_check_format, |
| 831 | .dpy_refresh = sdl2_gl_refresh, |
| 832 | .dpy_mouse_set = sdl_mouse_warp, |
| 833 | .dpy_cursor_define = sdl_mouse_define, |
| 834 | |
| 835 | .dpy_gl_scanout_disable = sdl2_gl_scanout_disable, |
| 836 | .dpy_gl_scanout_texture = sdl2_gl_scanout_texture, |
| 837 | .dpy_gl_update = sdl2_gl_scanout_flush, |
| 838 | |
| 839 | #ifdef CONFIG_GBM |
| 840 | .dpy_gl_scanout_dmabuf = sdl2_gl_scanout_dmabuf, |
| 841 | .dpy_gl_release_dmabuf = sdl2_gl_release_dmabuf, |
| 842 | .dpy_has_dmabuf = sdl2_gl_has_dmabuf, |
| 843 | #endif |
| 844 | }; |
| 845 | |
| 846 | static bool |
| 847 | sdl2_gl_is_compatible_dcl(DisplayGLCtx *dgc, |
| 848 | DisplayChangeListener *dcl) |
| 849 | { |
| 850 | return dcl->ops == &dcl_gl_ops; |
| 851 | } |
| 852 | |
| 853 | static const DisplayGLCtxOps gl_ctx_ops = { |
| 854 | .dpy_gl_ctx_is_compatible_dcl = sdl2_gl_is_compatible_dcl, |
| 855 | .dpy_gl_ctx_create = sdl2_gl_create_context, |
| 856 | .dpy_gl_ctx_destroy = sdl2_gl_destroy_context, |
| 857 | .dpy_gl_ctx_make_current = sdl2_gl_make_context_current, |
| 858 | }; |
| 859 | #endif |
| 860 | |
| 861 | static void sdl2_display_early_init(DisplayOptions *o) |
| 862 | { |
| 863 | assert(o->type == DISPLAY_TYPE_SDL); |
| 864 | if (o->has_gl && o->gl) { |
| 865 | #ifdef CONFIG_OPENGL |
| 866 | display_opengl = 1; |
| 867 | #endif |
| 868 | } |
| 869 | } |
| 870 | |
| 871 | static void sdl2_set_hint_x11_force_egl(void) |
| 872 | { |
| 873 | #if defined(SDL_HINT_VIDEO_X11_FORCE_EGL) && defined(CONFIG_OPENGL) && \ |
| 874 | defined(CONFIG_X11) |
| 875 | Display *x_disp = XOpenDisplay(NULL); |
| 876 | EGLDisplay egl_display; |
| 877 | |
| 878 | if (!x_disp) { |
| 879 | return; |
| 880 | } |
| 881 | |
| 882 | /* Prefer EGL over GLX to get dma-buf support. */ |
| 883 | egl_display = qemu_egl_get_display((EGLNativeDisplayType)x_disp, |
| 884 | EGL_PLATFORM_X11_KHR); |
| 885 | |
| 886 | if (egl_display != EGL_NO_DISPLAY) { |
| 887 | /* |
| 888 | * Setting X11_FORCE_EGL hint doesn't make SDL to prefer X11 over |
| 889 | * Wayland. SDL will use Wayland driver even if XWayland presents. |
| 890 | * It's always safe to set the hint even if X11 is not used by SDL. |
| 891 | * SDL will work regardless of the hint. |
| 892 | */ |
| 893 | SDL_SetHint(SDL_HINT_VIDEO_X11_FORCE_EGL, "1"); |
| 894 | eglTerminate(egl_display); |
| 895 | } |
| 896 | |
| 897 | XCloseDisplay(x_disp); |
| 898 | #endif |
| 899 | } |
| 900 | |
| 901 | static void sdl2_display_init(DisplayState *ds, DisplayOptions *o) |
| 902 | { |
| 903 | uint8_t data = 0; |
| 904 | int i; |
| 905 | SDL_SysWMinfo info; |
| 906 | SDL_Surface *icon = NULL; |
| 907 | char *dir; |
| 908 | |
| 909 | assert(o->type == DISPLAY_TYPE_SDL); |
| 910 | |
| 911 | if (SDL_GetHintBoolean("QEMU_ENABLE_SDL_LOGGING", SDL_FALSE)) { |
| 912 | SDL_LogSetAllPriority(SDL_LOG_PRIORITY_VERBOSE); |
| 913 | } |
| 914 | |
| 915 | if (SDL_Init(SDL_INIT_VIDEO)) { |
| 916 | fprintf(stderr, "Could not initialize SDL(%s) - exiting\n", |
| 917 | SDL_GetError()); |
| 918 | exit(1); |
| 919 | } |
| 920 | #ifdef SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR /* only available since SDL 2.0.8 */ |
| 921 | SDL_SetHint(SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0"); |
| 922 | #endif |
| 923 | SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "1"); |
| 924 | #ifdef SDL_HINT_ALLOW_ALT_TAB_WHILE_GRABBED |
| 925 | SDL_SetHint(SDL_HINT_ALLOW_ALT_TAB_WHILE_GRABBED, "0"); |
| 926 | #endif |
| 927 | SDL_SetHint(SDL_HINT_WINDOWS_NO_CLOSE_ON_ALT_F4, "1"); |
| 928 | sdl2_set_hint_x11_force_egl(); |
| 929 | SDL_EnableScreenSaver(); |
| 930 | memset(&info, 0, sizeof(info)); |
| 931 | SDL_VERSION(&info.version); |
| 932 | |
| 933 | gui_fullscreen = o->has_full_screen && o->full_screen; |
| 934 | |
| 935 | if (o->u.sdl.has_grab_mod) { |
| 936 | if (o->u.sdl.grab_mod == HOT_KEY_MOD_LSHIFT_LCTRL_LALT) { |
| 937 | alt_grab = true; |
| 938 | } else if (o->u.sdl.grab_mod == HOT_KEY_MOD_RCTRL) { |
| 939 | ctrl_grab = true; |
| 940 | } |
| 941 | } |
| 942 | |
| 943 | for (i = 0;; i++) { |
| 944 | QemuConsole *con = qemu_console_lookup_by_index(i); |
| 945 | if (!con) { |
| 946 | break; |
| 947 | } |
| 948 | } |
| 949 | sdl2_num_outputs = i; |
| 950 | if (sdl2_num_outputs == 0) { |
| 951 | return; |
| 952 | } |
| 953 | sdl2_console = g_new0(struct sdl2_console, sdl2_num_outputs); |
| 954 | for (i = 0; i < sdl2_num_outputs; i++) { |
| 955 | QemuConsole *con = qemu_console_lookup_by_index(i); |
| 956 | const DisplayChangeListenerOps *ops = &dcl_2d_ops; |
| 957 | assert(con != NULL); |
| 958 | if (!qemu_console_is_graphic(con) && |
| 959 | qemu_console_get_index(con) != 0) { |
| 960 | sdl2_console[i].hidden = true; |
| 961 | } |
| 962 | sdl2_console[i].idx = i; |
| 963 | sdl2_console[i].opts = o; |
| 964 | #ifdef CONFIG_OPENGL |
| 965 | sdl2_console[i].opengl = display_opengl; |
| 966 | sdl2_console[i].dgc.ops = display_opengl ? &gl_ctx_ops : NULL; |
| 967 | ops = display_opengl ? &dcl_gl_ops : &dcl_2d_ops; |
| 968 | #else |
| 969 | sdl2_console[i].opengl = 0; |
| 970 | #endif |
| 971 | sdl2_console[i].kbd = qkbd_state_init(con); |
| 972 | #ifdef CONFIG_OPENGL |
| 973 | if (display_opengl) { |
| 974 | qemu_console_set_display_gl_ctx(con, &sdl2_console[i].dgc); |
| 975 | sdl2_gl_console_init(&sdl2_console[i]); |
| 976 | } |
| 977 | #endif |
| 978 | qemu_console_register_listener(con, &sdl2_console[i].dcl, ops); |
| 979 | #if defined(SDL_VIDEO_DRIVER_WINDOWS) || defined(SDL_VIDEO_DRIVER_X11) |
| 980 | if (SDL_GetWindowWMInfo(sdl2_console[i].real_window, &info)) { |
| 981 | #if defined(SDL_VIDEO_DRIVER_WINDOWS) |
| 982 | qemu_console_set_window_id(con, (uintptr_t)info.info.win.window); |
| 983 | #elif defined(SDL_VIDEO_DRIVER_X11) |
| 984 | qemu_console_set_window_id(con, info.info.x11.window); |
| 985 | #endif |
| 986 | } |
| 987 | #endif |
| 988 | } |
| 989 | |
| 990 | #ifdef CONFIG_SDL_IMAGE |
| 991 | dir = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/128x128/apps/qemu.png"); |
| 992 | icon = IMG_Load(dir); |
| 993 | #else |
| 994 | /* Load a 32x32x4 image. White pixels are transparent. */ |
| 995 | dir = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/32x32/apps/qemu.bmp"); |
| 996 | icon = SDL_LoadBMP(dir); |
| 997 | if (icon) { |
| 998 | uint32_t colorkey = SDL_MapRGB(icon->format, 255, 255, 255); |
| 999 | SDL_SetColorKey(icon, SDL_TRUE, colorkey); |
| 1000 | } |
| 1001 | #endif |
| 1002 | g_free(dir); |
| 1003 | if (icon) { |
| 1004 | SDL_SetWindowIcon(sdl2_console[0].real_window, icon); |
| 1005 | } |
| 1006 | |
| 1007 | mouse_mode_notifier.notify = sdl_mouse_mode_change; |
| 1008 | qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier); |
| 1009 | |
| 1010 | sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); |
| 1011 | sdl_cursor_normal = SDL_GetCursor(); |
| 1012 | |
| 1013 | if (gui_fullscreen) { |
| 1014 | sdl_grab_start(&sdl2_console[0]); |
| 1015 | } |
| 1016 | |
| 1017 | /* SDL's event polling (in dpy_refresh) must happen on the main thread. */ |
| 1018 | qemu_main = NULL; |
| 1019 | } |
| 1020 | |
| 1021 | static QemuDisplay qemu_display_sdl2 = { |
| 1022 | .type = DISPLAY_TYPE_SDL, |
| 1023 | .early_init = sdl2_display_early_init, |
| 1024 | .init = sdl2_display_init, |
| 1025 | .cleanup = sdl_cleanup, |
| 1026 | }; |
| 1027 | |
| 1028 | static void register_sdl1(void) |
| 1029 | { |
| 1030 | qemu_display_register(&qemu_display_sdl2); |
| 1031 | } |
| 1032 | |
| 1033 | type_init(register_sdl1); |
| 1034 | |
| 1035 | #ifdef CONFIG_OPENGL |
| 1036 | module_dep("ui-opengl"); |
| 1037 | #endif |