Unfortunately I am not an expert but the Wikipedia article has an explanation: https://en.m.wikipedia.org/wiki/Texture_mapping#Affine_texture_mapping https://en

Unfortunately I am not an expert but the Wikipedia article has an explanation: https://en.m.wikipedia.org/wiki/Texture_mapping#Affine_texture_mapping https://en.m.wikipedia.org/wiki/Texture_mapping#Affine_textu... Affine swim refers to the unique results this kind of texturing results in (it looks like textures are swimming)