Hello Michael,
On 11/16/2010 08:53 AM, Michael Raab wrote:
> I followed your proposal and implemented the following to methods, which are
> called as expected...
[SNIP]
> The problem is, my id material seems to be ignored (the result is a standard
> rendering). This seems to be caused by RenderAction::dropFunctor as this
> method, first looks at an internal material and afterwards checks the
> material that I pass to that function.
>
> if(getMaterial() != NULL)
> {
> pMat = getMaterial();
> }
> else if(mat != NULL)
> {
> pMat = mat;
> }
> else
> {
> return;
> }
>
> Any ideas how this can be avoided without changing OpenSG1.8 source?
hm, this is caused by MaterialGroups. They set the material in the
RenderAction which then takes precedence over any object's material.
Registering Group::renderEnter/Group::enterLeave as the callbacks for
type MaterialGroup with your idbuffer RenderAction should get you around
that.
Cheers,
Carsten
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