tree 7f04020f99f01833c1d8e63b910c8490b0ae0e34
parent 3fd979874c5bd233a8f731fb68fca87f84712a52
author tomhudson@google.com <tomhudson@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> 1337881470 +0000
committer tomhudson@google.com <tomhudson@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> 1337881470 +0000

Move swizzle & modulation computation, non-virtual functions onto
GrGLShaderBuilder. This lets us access all the default computations
when there's no GrCustomStage specified, and means that GrGLProgramStage
is effectively an interface class, all of whose functions can/should
be overriden.

http://codereview.appspot.com/6242051/


git-svn-id: http://skia.googlecode.com/svn/trunk@4045 2bbb7eff-a529-9590-31e7-b0007b416f81