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My bad! Of course ray tracing in the GPU would be costly; I dunno where I got that. I think my mind is still stuck on 2D after this, need to go back to 3D :) W
by legends2k 10y ago
My bad! Of course ray tracing in the GPU would be costly; I dunno where I got that. I think my mind is still stuck on 2D after this, need to go back to 3D :)
When I had to do picking on a 3D terrain, I did a scanline approach too (https://bitbucket.org/rmsundaram/tryouts/src/master/CG/Terrain/Picking/ https://bitbucket.org/rmsundaram/tryouts/src/master/CG/Terra...)