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Files used by all demos (random numbers, screen size, etc)

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Holmes Futrell committed Jul 18, 2008
1 parent 64fad7a commit 8434cfcd46cd9217fc04ec5ea6a6cb531c3b5800
Showing with 41 additions and 0 deletions.
  1. +29 −0 XCodeiPhoneOS/Demos/src/common.c
  2. +12 −0 XCodeiPhoneOS/Demos/src/common.h
@@ -0,0 +1,29 @@
/*
* 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);
}
@@ -0,0 +1,12 @@
/*
* common.h
* written by Holmes Futrell
* use however you want
*/

#define SCREEN_WIDTH 320
#define SCREEN_HEIGHT 480

extern int randomInt(int min, int max);
extern float randomFloat(float min, float max);
extern void fatalError(const char *string);

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