init() Returns a new identity projective transform. Declarationinit() See AlsoCreating a 3D projective transform structureinit()init(_:)init(_:)init(matrix:)init(_:)init(pose:)init(scale:rotation:translation:)init(shear:)init(leftTangent:rightTangent:topTangent:bottomTangent:nearZ:farZ:reverseZ:)init(fovY:aspectRatio:nearZ:farZ:)init(fovY:aspectRatio:nearZ:farZ:reverseZ:)init(scaledPose:)