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