Mercurial > sdl-ios-xcode
changeset 2381:d3952f445f4d gsoc2008_iphone
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 |
parents | 7fbcfc1574dc |
children | 36bcf13ccb48 |
files | XCodeiPhoneOS/Demos/src/common.c XCodeiPhoneOS/Demos/src/common.h |
diffstat | 2 files changed, 41 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/XCodeiPhoneOS/Demos/src/common.c Fri Jul 18 20:51:25 2008 +0000 @@ -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); +} \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/XCodeiPhoneOS/Demos/src/common.h Fri Jul 18 20:51:25 2008 +0000 @@ -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); \ No newline at end of file