move cursor to last character of selection

level may actually range from [0,10] (10 is a "hidden" max level, where we want a bit more compression and it's fine if throughput to fall off a cliff

Retursn true if a directory exists

Searches for a node with a specific name, beginning at this * nodes. Normally you will call this method on the root node * of the scene. *

Helper for computing the GGX visibility term

------------------------------------------------------------------------------- * Helper functions to get the aiType enum entry for a type */ ------

Returns the directory containing a file

Utility function to map a XY + Side coordinate to a direction vector

Returns the number of mip levels given a texture size

Spectrum Method Definitions