view Xcode-iPhoneOS/Demos/src/common.c @ 4802:f14a8c05f5bb

Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
author Eli Gottlieb <eligottlieb@gmail.com>
date Sun, 18 Jul 2010 23:05:40 -0400
parents 20326ba2bda2
children
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/*
 *	common.c
 *	written by Holmes Futrell
 *	use however you want
 */

#include "common.h"
#include "SDL.h"
#include <stdlib.h>

/*
	Produces a random int x, min <= x <= max 
	following a uniform distribution
*/
int
randomInt(int min, int max)
{
    return min + rand() % (max - min + 1);
}

/*
	Produces a random float x, min <= x <= max 
	following a uniform distribution
 */
float
randomFloat(float min, float max)
{
    return rand() / (float) RAND_MAX *(max - min) + min;
}

void
fatalError(const char *string)
{
    printf("%s: %s\n", string, SDL_GetError());
    exit(1);
}