Function frustum

frustum(
    left: number,
    right: number,
    bottom: number,
    top: number,
    near: number,
    far: number,
    out?: Matrix4,
): Matrix4
Parameters
- left: number
- right: number
- bottom: number
- top: number
- near: number
- far: number
- out: Matrix4 = ...
Returns Matrix4