[osg-users] render to texture - alpha blending

Stephan Maximilian Huber ratzfatz at digitalmind.de
Wed Jul 30 04:02:45 PDT 2008


Hi Sherman,

sherman wilcox schrieb:
> My question is this: what other method might I employ to deal with
> these alpha blending issues? How do you guys recommend handling this?
> What's the recommend route to take?
have you tried using osg::ColorMask and disable writing to the 
alpha-channel? You'll get nicely blended RGB, but the alpha-channel 
remain untouched. I used this with some RTT-code where I experienced 
similar problems.

HTH,
Stephan



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