fix for bug where edge slide could set mouse start/end points to the same value ...
authorCampbell Barton <ideasman42@gmail.com>
Fri, 19 Apr 2013 10:23:48 +0000 (10:23 +0000)
committerCampbell Barton <ideasman42@gmail.com>
Fri, 19 Apr 2013 10:23:48 +0000 (10:23 +0000)
commit5977fa5e2b2ca8cb405a0605132447e8d80a5fe7
tree31edcc28ff46db6f9254c625b0e198b639aad6f4
parent73ee226647a188a2d7f590b96ff7b33aa41fe9ff
fix for bug where edge slide could set mouse start/end points to the same value - so you couldnt move the edge loop at all,
now check that the screenspace projection of the start/end points have some length and fallback to fixed offset if none do.

also rename confusingly named vars.
source/blender/editors/transform/transform.c