RtQuatSlerpArgandCache Struct Reference
[RtSlerp]

Collaboration diagram for RtQuatSlerpArgandCache:

Detailed Description

a structure describing an Argand SlerpCache which should be initialized with RtQuatSetupSlerpArgandCache. See http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Argand.html Jean Argand was an accountant and amateur mathematician. He is famed for his geometrical interpretation of the complex numbers where i is interpreted as a rotation through 90.

RtQuat logBase

Logarithm of initial relative to final quaternion

RtQuat logTo

field Logarithm of final quaternion