lambert23_v
===========
  Textures:
    - goguru

  Ambient Colors:
    - 64, 64, 64, 128

  Color Registers:
    - 0, 0, 0, -69
    - 1023, 1023, 1023, 255

  Steps:
    1: RGB = ((tex #1 RGB) * (vertex RGB))
         A = (lerp from (tex #1 A) to 32 using (vertex A)), then add -69
    2: RGB = ((vertex RGB) * (prev. A)), then add (prev. RGB), multiply by 2
         A = (64 * (vertex A)), then add -69, multiply by 2
