[osg-users] different materials for a geometry and highlight
Gianni Ambrosio
g.ambrosio+osg at gmail.com
Thu Sep 22 00:36:43 PDT 2016
Hi Nick,
the triangle shown in white has just being added to highlight the selection. We can discard it for a while. For that reason I completly removed the selection highlight in my example. Please see attached code.
If you run the example and select a triangle pushing CTRL+LEFTMOUSE you will see a couple of messages on the console, something like:
"moving from primitive 1 to 0
... BUT why triangle does not change color?"
That's the point!
In my example I have 4 primitive sets:
index 0 = red
index 1 = green
index 2 = blue
index 3 = pink
Picking a green triangle it is moved from the original primitive set (1 i.e. green) to the primitive set with index = 0 (i.e. red). But why the triangle moved from green to red is still green? I would expect it to be red.
Regards,
Gianni
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Read this topic online here:
http://forum.openscenegraph.org/viewtopic.php?p=68692#68692
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