Returns a quaternion created from its separate components.
Original signature is 'GLKQuaternion GLKQuaternionMake ( float x, float y, float z, float w );'
Available in OS X x0.8 and later.
public static GLKQuaternion Make (float x, float y, float z, float w) { GLKQuaternion q = new GLKQuaternion (x, y, z, w); return q; }