| 1 | /* |
| 2 | * (C) GraÅžvydas "notaz" Ignotas, 2011 |
| 3 | * |
| 4 | * This work is licensed under the terms of any of these licenses |
| 5 | * (at your option): |
| 6 | * - GNU GPL, version 2 or later. |
| 7 | * - GNU LGPL, version 2.1 or later. |
| 8 | * See the COPYING file in the top-level directory. |
| 9 | */ |
| 10 | |
| 11 | #include <stdio.h> |
| 12 | #include <SDL.h> |
| 13 | #include <SDL_syswm.h> |
| 14 | #include "gpu.h" |
| 15 | |
| 16 | static SDL_Surface *screen; |
| 17 | static Display *x11_display; |
| 18 | |
| 19 | int vout_init(void) |
| 20 | { |
| 21 | SDL_SysWMinfo wminfo; |
| 22 | int ret; |
| 23 | |
| 24 | ret = SDL_Init(SDL_INIT_VIDEO); |
| 25 | if (ret != 0) { |
| 26 | fprintf(stderr, "SDL_Init failed: %s\n", SDL_GetError()); |
| 27 | return ret; |
| 28 | } |
| 29 | |
| 30 | screen = SDL_SetVideoMode(1024, 512, 32, 0); |
| 31 | if (screen == NULL) { |
| 32 | fprintf(stderr, "SDL_SetVideoMode failed: %s\n", SDL_GetError()); |
| 33 | SDL_Quit(); |
| 34 | return -1; |
| 35 | } |
| 36 | |
| 37 | SDL_VERSION(&wminfo.version); |
| 38 | ret = SDL_GetWMInfo(&wminfo); |
| 39 | if (ret == 1) |
| 40 | x11_display = wminfo.info.x11.display; |
| 41 | |
| 42 | return 0; |
| 43 | } |
| 44 | |
| 45 | int vout_finish(void) |
| 46 | { |
| 47 | SDL_Quit(); |
| 48 | return 0; |
| 49 | } |
| 50 | |
| 51 | void vout_update(void) |
| 52 | { |
| 53 | uint32_t *d; |
| 54 | int i; |
| 55 | |
| 56 | SDL_LockSurface(screen); |
| 57 | if (gpu.status.rgb24) |
| 58 | { |
| 59 | uint8_t *s; |
| 60 | int y; |
| 61 | for (y = 0; y < 512; y++) { |
| 62 | s = (uint8_t *)gpu.vram + y * 2*1024; |
| 63 | d = (uint32_t *)screen->pixels + y * 1024; |
| 64 | for (i = 0; i < 1024 * 2 / 3; i++, s += 3) |
| 65 | d[i] = (s[0] << 16) | (s[1] << 8) | s[2]; |
| 66 | } |
| 67 | } |
| 68 | else |
| 69 | { |
| 70 | uint16_t *s = gpu.vram; |
| 71 | d = (uint32_t *)screen->pixels; |
| 72 | for (i = 0; i < 1024 * 512; i++) |
| 73 | d[i] = (((uint32_t)s[i] << 19) & 0xf80000) | ((s[i] << 6) & 0xf800) | |
| 74 | ((s[i] >> 7) & 0xf8); |
| 75 | } |
| 76 | SDL_UnlockSurface(screen); |
| 77 | SDL_UpdateRect(screen, 0, 0, 1024, 512); |
| 78 | } |
| 79 | |
| 80 | long GPUopen(void **dpy) |
| 81 | { |
| 82 | *dpy = x11_display; |
| 83 | return 0; |
| 84 | } |
| 85 | |
| 86 | long GPUclose(void) |
| 87 | { |
| 88 | return 0; |
| 89 | } |
| 90 | |
| 91 | void vout_set_config(const struct rearmed_cbs *cbs) |
| 92 | { |
| 93 | } |
| 94 | |
| 95 | // vim:shiftwidth=2:expandtab |