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2014/10/15 ¤U¤È 10:05:00

iphone Programming Glossary: cgbaseline

Why is UIBezierPath faster than Core Graphics path?

http://stackoverflow.com/questions/6327817/why-is-uibezierpath-faster-than-core-graphics-path

alloc init uipath moveToPoint CGPointMake 0 200 Add 200 curve segments to each path. int iterations 200 CGFloat cgBaseline 100 CGFloat uiBaseline 200 CGFloat xincrement self.bounds.size.width iterations for CGFloat x1 0 x2 xincrement x2 self.bounds.size.width.. for CGFloat x1 0 x2 xincrement x2 self.bounds.size.width x1 x2 x2 xincrement CGPathAddCurveToPoint cgpath NULL x1 cgBaseline 50 x2 cgBaseline 50 x2 cgBaseline uipath addCurveToPoint CGPointMake x2 uiBaseline controlPoint1 CGPointMake x1 uiBaseline.. 0 x2 xincrement x2 self.bounds.size.width x1 x2 x2 xincrement CGPathAddCurveToPoint cgpath NULL x1 cgBaseline 50 x2 cgBaseline 50 x2 cgBaseline uipath addCurveToPoint CGPointMake x2 uiBaseline controlPoint1 CGPointMake x1 uiBaseline 50 controlPoint2..