What's the usual way to round the edges on a cube, a rectangular object as in the examples? The ideal result would look pretty much exactly like these images. (Naturally, you could literally u...

edit: you might want to start at "Edit 3" because I've solved a lot of this Here's a screenshot of my normal cubemap applied to an icosphere: The tangents for my cubemapped icosphere are genera...

I ran into a problem with SpriteKit (tried Xcode 7 beta and Xcode 6.4 on OS X 10.11 beta) where normal-mapped lighting breaks down if I create a SKTextureAtlas from the image and normal files that ...

I got a normal mapping issue. I have a texture and a normal texture on each model loaded via the ASSIMP library. I am calculating the tangent vectors on each object with the help of the ASSIMP libr...