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1 #include "sgchangeSDL.h"
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2 #include "Func.h"
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3 #include "TaskManager.h"
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4
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5 extern void post2runLoop(void *);
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6
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7 extern
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8
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9 void
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10 SgChangeSDL::video_init(TaskManager *manager)
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11 {
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12 Uint32 sdl_flag = default_sdl_flag | SDL_INIT_VIDEO;
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13 Uint32 *p;
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14
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15 if (SDL_Init(sdl_flag) < 0) {
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16 fprintf(stderr,"Couldn't initialize SDL: %s\n", SDL_GetError());
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17 exit(1);
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18 }
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19
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20 screen = SDL_SetVideoMode(width, height, bpp, SDL_SWSURFACE);
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21 if (screen == NULL) {
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22 fprintf(stderr, "Couldn't set GL mode: %s\n", SDL_GetError());
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23 SDL_Quit();
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24 exit(1);
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25 }
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26
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27 p = (Uint32*)manager->allocate(screen->pitch*height);
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28 bitmap = SDL_CreateRGBSurfaceFrom((void *)p,
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29 screen->w, screen->h,
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30 screen->format->BitsPerPixel,
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31 screen->pitch,
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32 redMask, greenMask, blueMask, alphaMask);
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33
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34 pixels = p;
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35 }
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36
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37 void
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38 SgChangeSDL::clean_pixels()
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39 {
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40 //bzero(pixels, sizeof(int)*width*height);
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41 SDL_FillRect(screen,NULL,SDL_MapRGB(screen->format,0,0,0));
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42 }
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43
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44 void
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45 SgChangeSDL::run_loop(HTaskPtr task_next)
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46 {
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47 SDL_BlitSurface(bitmap, NULL, screen, NULL);
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48 SDL_UpdateRect(screen, 0, 0, 0, 0);
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49
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50 SgChange::run_loop(task_next);
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51 }
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52
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53 void
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54 SgChangeSDL::run_finish()
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55 {
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56 free(bitmap->pixels);
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57 SDL_FreeSurface(bitmap);
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58
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59 SgChange::run_finish();
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60 }
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