Flip the surface normals to ensure they are facing the current ray.
This is a quick way to get a bit of ambient lighting into your scene with
hardly any overhead.
Fast hash map implementation which uses array storage along with quadratic
probing to resolve collisions.
Computes a fast approximation to Math.pow(a, b)
.
Represents a multi-pixel image filter kernel.
Represents an array of floating point values.
Flush all textures from the cache, this will cause them to be reloaded
anew the next time they are accessed.
Creates a rotation matrix from an OrthonormalBasis.