project_files/HedgewarsMobile/Classes/otherSrc/CGPointUtils.h
author koda
Sun, 20 Jun 2010 18:35:59 +0200
changeset 3523 6592fbb969da
parent 3514 59dbd31e9953
permissions -rw-r--r--
fix zoom smoothness some more work for weapons on the ifrontend bugfix for the gameconfig page

/*
 *  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);