annotate XCodeiPhoneOS/Demos/src/rectangles.c @ 3151:4a88137385f9 gsoc2009_ps3

Moved mode functions to SDL_ps3modes and fixed minor stuff.
author Martin Lowinski <martin@goldtopf.org>
date Tue, 21 Jul 2009 05:33:11 +0000
parents 375ee92745e8
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1 /*
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2 * rectangles.c
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3 * written by Holmes Futrell
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4 * use however you want
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5 */
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6
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7 #include "SDL.h"
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8 #include <time.h>
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9 #include "common.h"
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10
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11 void
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12 render(void)
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13 {
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14
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15 Uint8 r, g, b;
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16 /* Come up with a random rectangle */
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17 SDL_Rect rect;
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18 rect.w = randomInt(64, 128);
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19 rect.h = randomInt(64, 128);
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20 rect.x = randomInt(0, SCREEN_WIDTH);
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21 rect.y = randomInt(0, SCREEN_HEIGHT);
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22
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23 /* Come up with a random color */
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24 r = randomInt(50, 255);
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25 g = randomInt(50, 255);
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26 b = randomInt(50, 255);
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27
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28 /* Fill the rectangle in the color */
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29 SDL_SetRenderDrawColor(r, g, b, 255);
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30 SDL_RenderFill(&rect);
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31
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32 /* update screen */
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33 SDL_RenderPresent();
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34
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35 }
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36
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37 int
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38 main(int argc, char *argv[])
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39 {
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40
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41 SDL_WindowID windowID;
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42 int done;
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43 SDL_Event event;
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44
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45 /* initialize SDL */
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46 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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47 fatalError("Could not initialize SDL");
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48 }
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49
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50 /* seed random number generator */
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51 srand(time(NULL));
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52
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53 /* create window and renderer */
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54 windowID =
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55 SDL_CreateWindow(NULL, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT,
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56 SDL_WINDOW_SHOWN);
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57 if (windowID == 0) {
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58 fatalError("Could not initialize Window");
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59 }
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60 if (SDL_CreateRenderer(windowID, -1, 0) != 0) {
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61 fatalError("Could not create renderer");
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62 }
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63
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64 /* Fill screen with black */
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65 SDL_SetRenderDrawColor(0, 0, 0, 255);
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66 SDL_RenderFill(NULL);
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67
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68 /* Enter render loop, waiting for user to quit */
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69 done = 0;
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70 while (!done) {
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71 while (SDL_PollEvent(&event)) {
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72 if (event.type == SDL_QUIT) {
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73 done = 1;
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74 }
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75 }
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76 render();
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77 SDL_Delay(1);
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78 }
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79
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80 /* shutdown SDL */
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81 SDL_Quit();
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82
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83 return 0;
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84 }