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2014/10/15 ¤U¤È 10:10:32
iphone Programming Glossary: interpolatedhow can i trace the finger movement on touch for drawing smooth curves? http://stackoverflow.com/questions/1052119/how-can-i-trace-the-finger-movement-on-touch-for-drawing-smooth-curves easy. The only problem might be at the beginning and end of your samples since the first and last sample point aren't interpolated in an open curve. One common work around is to double up your first and last sample point so that you have enough points..
How to do antialiasing on a rotated view? [duplicate] http://stackoverflow.com/questions/1315772/how-to-do-antialiasing-on-a-rotated-view border around the image. This will cause the edges of your image to be on the inside and because the inside pixels are interpolated when rotating the borders will magically become antialiased. This also works for rotating UIButtons that have a custom image...
http://stackoverflow.com/questions/1894351/what-is-dot3-lighting as per pixel lighting. With vertex lighting the lighting is calculated at every vertex and the resulting lighting is interpolated over the triangle. In per pixel lighting as the name implies the object is to calculate the lighting at every pixel. The..
Marrying Core Animation with OpenGL ES http://stackoverflow.com/questions/4500708/marrying-core-animation-with-opengl-es I create an explicit animation for the layer on the keyPath @ sceneCenterPoint Core Animation should calculate the interpolated values for the custom properties and call drawInContext for each step of the animation IBAction animateButtonTapped id sender..
Moving an image along a series of CGPoints http://stackoverflow.com/questions/9245954/moving-an-image-along-a-series-of-cgpoints You seem to have two options Explicit CAKeyframeAnimation for animating a CALayer along any amount of sample points interpolated between them Implicit recursive UIView animation for animating a UIView along a series of sample points interpolated between.. interpolated between them Implicit recursive UIView animation for animating a UIView along a series of sample points interpolated between them The former would be much more efficient still I thought I oould show you both options. CAKeyframeAnimation..
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