It has been solved, thanks.
I’m developing a paint app like drawing with carl, but I don’t how to implement the brushes algorithm.If anyone can do it, send mail to: 2624865202@qq.com.
Requests:
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implement a paint app prototype with corona sdk
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support below brushes: watercolor, crayon, mark pen, spray gun effect.(similar to drawing with carl)
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draw smooth, no aliasing, no delay on android and iOS device