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comparison XCodeiPhoneOS/Demos/src/common.c @ 2381:d3952f445f4d gsoc2008_iphone

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Files used by all demos (random numbers, screen size, etc)
author Holmes Futrell <hfutrell@umail.ucsb.edu>
date Fri, 18 Jul 2008 20:51:25 +0000
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2380:7fbcfc1574dc 2381:d3952f445f4d
1 /*
2 * common.c
3 * written by Holmes Futrell
4 * use however you want
5 */
6
7 #include "common.h"
8 #include "SDL.h"
9 #include <stdlib.h>
10
11 /*
12 Produces a random int x, min <= x <= max
13 following a uniform distribution
14 */
15 int randomInt(int min, int max) {
16 return min + rand() % (max - min + 1);
17 }
18 /*
19 Produces a random float x, min <= x <= max
20 following a uniform distribution
21 */
22 float randomFloat(float min, float max) {
23 return rand() / (float)RAND_MAX * (max - min) + min;
24 }
25
26 void fatalError(const char *string) {
27 printf("%s: %s\n", string, SDL_GetError());
28 exit(1);
29 }