matthewreagan

import SceneKit

extension SCNVector3 {
    func normalized() -> SCNVector3 {
        let magnitude = ((self.x * self.x) + (self.y * self.y) + (self.z * self.z)).squareRoot()
        return SCNVector3(self.x / magnitude, self.y / magnitude, self.z / magnitude)
    }
}

func QuaternionFromAxisAngle(_ inAxis: SCNVector3, radians: CGFloat) -> SCNQuaternion {