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annotate test/nds-test/source/main.c @ 2683:e858ac8868b6 gsoc2008_nds

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Ongoing video render work; initial work on NDS Timers.
author Darren Alton <dalton@stevens.edu>
date Fri, 08 Aug 2008 08:22:08 +0000
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e858ac8868b6 Ongoing video render work; initial work on NDS Timers.
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1
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2 #include <SDL/SDL.h>
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3 #if defined(NDS) || defined(__NDS__) || defined (__NDS)
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4 #include <nds.h>
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5 #else
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6 #define swiWaitForVBlank()
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7 #define consoleDemoInit()
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8 #define RGB15(r,g,b) SDL_MapRGB(screen->format,((r)<<3),((g)<<3),((b)<<3))
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9 #endif
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10
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11 void delay(int s) {
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12 while(s-- > 0) {
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13 int i = 60;
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14 while(--i) swiWaitForVBlank();
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15 }
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16 }
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17
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18 int main(void) {
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19 SDL_Surface *screen;
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20 SDL_Joystick *stick;
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21 SDL_Event event;
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22 SDL_Rect rect = {8,8,240,176};
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23
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24 consoleDemoInit();
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25 if(SDL_Init(SDL_INIT_VIDEO|SDL_INIT_JOYSTICK) < 0) {
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26 puts("# error initializing SDL");
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27 puts(SDL_GetError());
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28 return 1;
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29 }
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30 puts("* initialized SDL\n"); delay(1);
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31
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32 screen = SDL_SetVideoMode(256, 192, 16, SDL_SWSURFACE);
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33 if(!screen) {
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34 puts("# error setting video mode");
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35 puts(SDL_GetError());
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36 return 2;
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37 }
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38 puts("* set video mode\n"); delay(1);
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39
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40 stick = SDL_JoystickOpen(0);
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41 if(stick == NULL) {
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42 puts("# error opening joystick");
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43 puts(SDL_GetError());
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44 // return 3;
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45 }
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46 puts("* opened joystick"); delay(1);
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47 SDL_FillRect(screen, &rect, RGB15(0,0,31)|0x8000);
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48 SDL_Flip(screen);
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49
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50 while(1)
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51 while(SDL_PollEvent(&event))
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52 switch(event.type) {
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53 case SDL_JOYBUTTONDOWN:
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54 switch(event.jbutton.which) {
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55 case 0:
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56 SDL_FillRect(screen, &rect, RGB15(31,0,0)|0x8000);
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57 break;
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58 case 1:
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59 SDL_FillRect(screen, &rect, RGB15(0,31,0)|0x8000);
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60 break;
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61 case 2:
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62 SDL_FillRect(screen, &rect, RGB15(0,0,31)|0x8000);
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63 break;
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64 case 3:
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65 SDL_FillRect(screen, &rect, RGB15(0,0,0)|0x8000);
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66 break;
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67 default: break;
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68 }
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69 printf("joy_%d\n", event.jbutton.which);
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70 SDL_Flip(screen);
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71 break;
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72 case SDL_QUIT: SDL_Quit(); return 0;
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73 default: break;
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74 }
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75
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76 return 0;
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77 }