How to Rotate a Vertex by a Quaternion in GLSL
0 Members and 1 Guest are viewing this topic.
In July 1985, Ken Perlin introduced his much-used algorithm for producing organic randomness, now known as Perlin noise. That function consists of four important subroutines: * Random gradient vector lookup. * S-curve evaluation. * Grid-point dot product evaluation. * Interpolation across all dimensions.