4 ms·
It looks like the outlines are created from slightly enlarged geometry that's only visible from the backside. Neat.
by bondarchuk 5y ago
It looks like the outlines are created from slightly enlarged geometry that's only visible from the backside. Neat.
- heeen2 5y agoA very old trick I remember also being already used by modders for quake 3 custom models because it didn't require explicit support in the engine, just the same model a bit bigger and with reversed vertex order.
- nyanpasu64 5y agohttps://bgolus.medium.com/the-quest-for-very-wide-outlines-ba82ed442cd9 https://bgolus.medium.com/the-quest-for-very-wide-outlines-b... mentions this trick, and provides an alternative approach if you want uniformly thick outlines in screen space rather than geometry space. Also geometry-based and screen-aside outlines generate different results when an object (like a curved roof) partially occludes itself.