Mercurial > sdl-ios-xcode
view XCodeiPhoneOS/Template/SDL Application/main.c @ 2453:ac67f7719ba8 gsoc2008_iphone
removed NULL comment ... it's UIKit now, not NULL
author | Holmes Futrell <hfutrell@umail.ucsb.edu> |
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date | Sat, 16 Aug 2008 00:18:40 +0000 |
parents | 71edb7a747d7 |
children |
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/* * rectangles.c * written by Holmes Futrell * use however you want */ #include "SDL.h" #include <time.h> #define SCREEN_WIDTH 320 #define SCREEN_HEIGHT 480 int randomInt(int min, int max) { return min + rand() % (max - min + 1); } void render(void) { Uint8 r, g, b; /* Come up with a random rectangle */ SDL_Rect rect; rect.w = randomInt(64, 128); rect.h = randomInt(64, 128); rect.x = randomInt(0, SCREEN_WIDTH); rect.y = randomInt(0, SCREEN_HEIGHT); /* Come up with a random color */ r = randomInt(50, 255); g = randomInt(50, 255); b = randomInt(50, 255); /* Fill the rectangle in the color */ SDL_RenderFill(r, g, b, 255, &rect); /* update screen */ SDL_RenderPresent(); } int main(int argc, char *argv[]) { SDL_WindowID windowID; int done; SDL_Event event; /* initialize SDL */ if (SDL_Init(SDL_INIT_VIDEO) < 0) { printf("Could not initialize SDL\n"); } /* seed random number generator */ srand(time(NULL)); /* create window and renderer */ windowID = SDL_CreateWindow(NULL, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_OPENGL|SDL_WINDOW_SHOWN); if (windowID == 0) { printf("Could not initialize Window\n"); } if (SDL_CreateRenderer(windowID, -1, 0) != 0) { printf("Could not create renderer\n"); } /* Fill screen with black */ SDL_RenderFill(0,0,0,0, NULL); /* Enter render loop, waiting for user to quit */ done = 0; while(!done) { while (SDL_PollEvent(&event)) { if (event.type == SDL_QUIT) { done = 1; } } render(); SDL_Delay(1); } /* shutdown SDL */ SDL_Quit(); return 0; }