patch [#29676] ALPHA OVER: Fix associated alpha over situation to fix [#29675] patch...
authorDalai Felinto <dfelinto@gmail.com>
Wed, 21 Dec 2011 23:59:57 +0000 (23:59 +0000)
committerDalai Felinto <dfelinto@gmail.com>
Wed, 21 Dec 2011 23:59:57 +0000 (23:59 +0000)
commit5272d76faa969bc379ca1d1c28601c67fce98b24
tree2634d0c5eaaf76b794748fdd9a3ce7ae511319d3
parent26f69488ca61e13d4c9146eba735351bb87496de
patch [#29676] ALPHA OVER: Fix associated alpha over situation to fix [#29675] patch by Troy Sobotka
note: if alpha is negative the code will still produce non-optimal results.
This is a separate issue though, the patch fix the premul assumption that
alpha can be zero and rgb still be valid.
source/blender/nodes/composite/nodes/node_composite_alphaOver.c