IOS应用源码之【应用】RRGlossCausticShader.rar

http://oleb.net/blog/2010/02/porting-rrglosscausticshader-to-the-iphone/

iOS SDK, Cocoa and Objective-C

Porting RRGlossCausticShader to the iPhone

with 5 comments

Screenshot of the iPhone sample app for the gloss caustic shader

In September 2008, Matt Gallagher published Drawing gloss gradients in

CoreGraphics, a very nice piece of code “that will draw a ‘gloss’

gradient in a single statement. All colors in the gradient are calculated

from the single color parameter.”