tree 727b21c8d9bbd2bda8bfd0778f696cd21ef5beb6
parent c1f224ac07b1310211e0219a4d6bda41e49abe90
author mike@reedtribe.org <mike@reedtribe.org@2bbb7eff-a529-9590-31e7-b0007b416f81> 1355110067 +0000
committer mike@reedtribe.org <mike@reedtribe.org@2bbb7eff-a529-9590-31e7-b0007b416f81> 1355110067 +0000

add helpers for isTranslate and isScaleTranslate
special-case determinant for isScaleTranslate


git-svn-id: http://skia.googlecode.com/svn/trunk@6725 2bbb7eff-a529-9590-31e7-b0007b416f81