I am looking for a sample code , where a circle is drawn over a selected(picked) object. I have already done the picking stuff, Picking is working fine , i need to draw a circle or change the color of the the picked object. Can anybody help me with a sample code.
i dont know what to use 1. XOR highlighting
2. Direct Rendering 3. Redrawing the entire object with a different color.
Please help me with a sample code and the explanation for the method being used.