Hi Thomas,
Thomas Weberndorfer wrote:
>
> Hello,
>
> Yes, the problem still exists. I want to change the transparency of a
> loaded model. For testing, I use the tie.wrl file. This is the method
> for changing the transparency:
>
> void setTransparency ( float alpha )
> {
> MakeTransparentGraphOp *op = new MakeTransparentGraphOp;
> std::ostringstream str;
> str << "transparency=" << alpha;
> op->setParams ( str.str() );
> // the root node contains a Group-core and has the model attached
> op->traverse ( root );
> delete op;
> }
>
> But this method seems to ignore the alpha-parameter, because the result
> is always the same. (Even alpha = 0 and alpha = 1 produces the same
> result. I attached the results.)
Fixed. Well, sort of. It's not totally general for Chunk Materials and will
override transparency coming from the material, but I hope it's more useful the
way it is than it was.
Hope it helps
Dirk
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