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pathtracing alpha channel does not work

Posted: Sun Aug 04, 2013 3:30 pm
by bphoton
hi every one ,

my scene is an animation of 2 object and one texture environement with an hdri
i can' t render out my alpha chanel on kernel path tracing
but direct lighting render it and deep chanel too .

so in path tracing kernel i disabled keep environement, checked alpha chanel, but i got fully white alpha

does anyone can help me thanks.

Re: pathtracing alpha channel does not work

Posted: Sun Aug 04, 2013 3:39 pm
by aoktar
bphoton wrote:hi every one ,

my scene is an animation of 2 object and one texture environement with an hdri
i can' t render out my alpha chanel on kernel path tracing
but direct lighting render it and deep chanel too .

so in path tracing kernel i disabled keep environement, checked alpha chanel, but i got fully white alpha

does anyone can help me thanks.
i have checked but working, can you try double click on alpha channel checkbox?

Re: pathtracing alpha channel does not work

Posted: Sun Aug 04, 2013 4:14 pm
by bphoton
oh great! that was this, i double checked now it works ^^

Re: pathtracing alpha channel does not work

Posted: Sun Aug 04, 2013 4:20 pm
by aoktar
bphoton wrote:oh great! that was this, i double checked now it works ^^
hmm, we found this little bug.
Best,
Ahmet

Re: pathtracing alpha channel does not work

Posted: Sun Aug 04, 2013 5:22 pm
by bphoton
yep when i switch to pathtracing, it is check by default,but perhaps inactive until we double check ! thanks aoktar
good night all ^^ !