Function makeMatrix4ReflectZ

  • Parameters

    • vector: [number, number]

      one 2D vector specifying the reflection axis

    • Optional origin: [number, number] = ...

      a 2D origin specifying a point of reflection

    Returns number[]

    one 4x4 matrix

    Description

    make a 4x4 representing a reflection across a line in the XY plane This is a 2D operation, assumes everything is in the XY plane.