I would like to see an example of usage for the DOUBLE_SIDED semantic attribute or name. In the specifications, there is an example:
Unfortunately, this has no context nor does it seem to work for me. What element is this embedded in? There is very little documentation for this feature, so I would appreciate a concrete example.
I tried the following with no success.
<color>0.976471 0.976471 0.976471 1.000000</color>