project_files/HedgewarsMobile/Classes/CGPointUtils.h
changeset 3547 02875b1145b7
parent 3546 ccf4854df294
child 3551 d4de36b3801a
--- a/project_files/HedgewarsMobile/Classes/CGPointUtils.h	Wed Jun 23 21:49:19 2010 +0200
+++ b/project_files/HedgewarsMobile/Classes/CGPointUtils.h	Wed Jun 23 22:03:56 2010 +0200
@@ -0,0 +1,17 @@
+/*
+ *  CGPointUtils.h
+ *  PinchMe
+ *
+ *  Created by Jeff LaMarche on 8/2/08.
+ *  Copyright 2008 __MyCompanyName__. All rights reserved.
+ *
+ */
+
+#import <CoreGraphics/CoreGraphics.h>
+
+#define degreesToRadian(x) (M_PI * x / 180.0)
+#define radiansToDegrees(x) (180.0 * x / M_PI)
+
+CGFloat distanceBetweenPoints (CGPoint first, CGPoint second);
+CGFloat angleBetweenPoints(CGPoint first, CGPoint second);
+CGFloat angleBetweenLines(CGPoint line1Start, CGPoint line1End, CGPoint line2Start, CGPoint lin2End);