From 8434cfcd46cd9217fc04ec5ea6a6cb531c3b5800 Mon Sep 17 00:00:00 2001
From: Holmes Futrell <hfutrell@umail.ucsb.edu>
Date: Fri, 18 Jul 2008 20:51:25 +0000
Subject: [PATCH] Files used by all demos (random numbers, screen size, etc)

---
 XCodeiPhoneOS/Demos/src/common.c | 29 +++++++++++++++++++++++++++++
 XCodeiPhoneOS/Demos/src/common.h | 12 ++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 XCodeiPhoneOS/Demos/src/common.c
 create mode 100644 XCodeiPhoneOS/Demos/src/common.h

diff --git a/XCodeiPhoneOS/Demos/src/common.c b/XCodeiPhoneOS/Demos/src/common.c
new file mode 100644
index 000000000..ee7a466d4
--- /dev/null
+++ b/XCodeiPhoneOS/Demos/src/common.c
@@ -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
diff --git a/XCodeiPhoneOS/Demos/src/common.h b/XCodeiPhoneOS/Demos/src/common.h
new file mode 100644
index 000000000..53f8ccc58
--- /dev/null
+++ b/XCodeiPhoneOS/Demos/src/common.h
@@ -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