Draw polygon edges using OpenGL shaders

Question

I was wondering if it is possible to draw the edges of a polygon with a specific color using the fragment shader, as in this example:

enter image description here

Or should I just visualize them separately?

+6

rgngl Jul 28 '11 at 19:47

1 answer

Pindatjuh · Accepted Answer · 2011-07-28T19:51:21+0000

The vertex shader should display polygons where the distance to each edge is colored.

The difference between the color of each "cell" is explained in great detail.