GPU overdraw.

[liaohuqiu]

Now it is red.

[zourb]

@liaohuqiu why is it, do you find the way out?

[liaohuqiu]

I want to transform the Bitmap in background, instead of in onDraw, Here is a reference. http://www.cnblogs.com/myzh/archive/2013/03/12/2954899.html , and here is the unfinished work: https://github.com/etao-open-source/cube-sdk/blob/dev/sample-and-tests/src/in/srain/cube/sample/ui/fragment/BitmapFragment.java