Mercurial > repos > blastem

comparison render_sdl.c @ 1631:c4ba3177b72d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
WIP new VDP plane debug view and support for detached VDP debug views generally
author Michael Pavone <pavone@retrodev.com>
date Sun, 04 Nov 2018 22:51:50 -0800
parents 18a946ec74c8
children 9b7cba9ba541
comparison
equal deleted inserted replaced
1630:5aa0c3c43b97 1631:c4ba3177b72d
23 #endif 23 #endif
24 24
25 #define MAX_EVENT_POLL_PER_FRAME 2 25 #define MAX_EVENT_POLL_PER_FRAME 2
26 26
27 static SDL_Window *main_window; 27 static SDL_Window *main_window;
28 static SDL_Window **extra_windows;
28 static SDL_Renderer *main_renderer; 29 static SDL_Renderer *main_renderer;
30 static SDL_Renderer **extra_renderers;
29 static SDL_Texture **sdl_textures; 31 static SDL_Texture **sdl_textures;
30 static uint8_t num_textures; 32 static uint8_t num_textures;
31 static SDL_Rect main_clip; 33 static SDL_Rect main_clip;
32 static SDL_GLContext *main_context; 34 static SDL_GLContext *main_context;
33 35
1033 overscan_right[i] = atoi(val); 1035 overscan_right[i] = atoi(val);
1034 } 1036 }
1035 } 1037 }
1036 } 1038 }
1037 } 1039 }
1040 render_gl = 0;
1038 1041
1039 #ifndef DISABLE_OPENGL 1042 #ifndef DISABLE_OPENGL
1040 char *gl_enabled_str = tern_find_path_default(config, "video\0gl\0", def, TVAL_PTR).ptrval; 1043 char *gl_enabled_str = tern_find_path_default(config, "video\0gl\0", def, TVAL_PTR).ptrval;
1041 uint8_t gl_enabled = strcmp(gl_enabled_str, "off") != 0; 1044 uint8_t gl_enabled = strcmp(gl_enabled_str, "off") != 0;
1042 if (gl_enabled) 1045 if (gl_enabled)
1321 free(screenshot_path); 1324 free(screenshot_path);
1322 } 1325 }
1323 screenshot_path = path; 1326 screenshot_path = path;
1324 } 1327 }
1325 1328
1329 uint8_t render_create_window(char *caption, uint32_t width, uint32_t height)
1330 {
1331 num_textures++;
1332 sdl_textures = realloc(sdl_textures, num_textures * sizeof(*sdl_textures));
1333 extra_windows = realloc(extra_windows, (num_textures - FRAMEBUFFER_USER_START) * sizeof(*extra_windows));
1334 extra_renderers = realloc(extra_renderers, (num_textures - FRAMEBUFFER_USER_START) * sizeof(*extra_renderers));
1335 uint8_t win_idx = num_textures - FRAMEBUFFER_USER_START - 1;
1336 extra_windows[win_idx] = SDL_CreateWindow(caption, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height, 0);
1337 if (!extra_windows[win_idx]) {
1338 goto fail_window;
1339 }
1340 extra_renderers[win_idx] = SDL_CreateRenderer(extra_windows[win_idx], -1, SDL_RENDERER_ACCELERATED);
1341 if (!extra_renderers[win_idx]) {
1342 goto fail_renderer;
1343 }
1344 uint8_t texture_idx = num_textures-1;
1345 sdl_textures[texture_idx] = SDL_CreateTexture(extra_renderers[win_idx], SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, width, height);
1346 if (!sdl_textures[texture_idx]) {
1347 goto fail_texture;
1348 }
1349 return texture_idx;
1350
1351 fail_texture:
1352 SDL_DestroyRenderer(extra_renderers[win_idx]);
1353 fail_renderer:
1354 SDL_DestroyWindow(extra_windows[win_idx]);
1355 fail_window:
1356 num_textures--;
1357 return 0;
1358 }
1359
1326 uint32_t *locked_pixels; 1360 uint32_t *locked_pixels;
1327 uint32_t locked_pitch; 1361 uint32_t locked_pitch;
1328 uint32_t *render_get_framebuffer(uint8_t which, int *pitch) 1362 uint32_t *render_get_framebuffer(uint8_t which, int *pitch)
1329 { 1363 {
1330 #ifndef DISABLE_OPENGL 1364 #ifndef DISABLE_OPENGL
1465 SDL_UnlockTexture(sdl_textures[which]); 1499 SDL_UnlockTexture(sdl_textures[which]);
1466 #ifndef DISABLE_OPENGL 1500 #ifndef DISABLE_OPENGL
1467 } 1501 }
1468 #endif 1502 #endif
1469 last_height = height; 1503 last_height = height;
1470 render_update_display(); 1504 if (which <= FRAMEBUFFER_EVEN) {
1505 render_update_display();
1506 } else {
1507 SDL_RenderCopy(extra_renderers[which - FRAMEBUFFER_USER_START], sdl_textures[which], NULL, NULL);
1508 SDL_RenderPresent(extra_renderers[which - FRAMEBUFFER_USER_START]);
1509 }
1471 if (screenshot_file) { 1510 if (screenshot_file) {
1472 fclose(screenshot_file); 1511 fclose(screenshot_file);
1473 } 1512 }
1474 if (which <= FRAMEBUFFER_EVEN) { 1513 if (which <= FRAMEBUFFER_EVEN) {
1475 last = which; 1514 last = which;
1833 1872
1834 uint8_t render_has_gl(void) 1873 uint8_t render_has_gl(void)
1835 { 1874 {
1836 return render_gl; 1875 return render_gl;
1837 } 1876 }
1877
1878 uint8_t render_get_active_framebuffer(void)
1879 {
1880 if (SDL_GetWindowFlags(main_window) & SDL_WINDOW_INPUT_FOCUS) {
1881 return FRAMEBUFFER_ODD;
1882 }
1883 for (int i = 0; i < num_textures - 2; i++)
1884 {
1885 if (extra_windows[i] && (SDL_GetWindowFlags(extra_windows[i]) & SDL_WINDOW_INPUT_FOCUS)) {
1886 return FRAMEBUFFER_USER_START + i;
1887 }
1888 }
1889 return 0xFF;
1890 }