OldFortressRotateStepMetal_00_v
===============================
  Textures:
    - Glow00
    - Metal00
        Scale: 3, 3
    - SunEnv00

  Ambient Colors:
    - 100, 100, 100, 195

  Constant Colors:
    - 0, 0, 0, 255

  Material Colors:
    - 240, 240, 240, 255
    - 240, 240, 240, 255

  Color Registers:
    - 48, 28, 16, 137
    - 97, 44, 4, 100

  Steps:
    1: RGB = (lerp from (48, 28, 16) to (97, 44, 4) using (tex #1 RGB)), then add (vertex RGB), subtract 127
         A = ((tex #1 A) * (vertex A))
    2: RGB = ((vertex RGB) * (tex #3 RGB)), then add (prev. RGB), subtract 127
         A = (vertex A)



OldFortressRotateStepOak_00_v
=============================
  Textures:
    - Grain00

  Ambient Colors:
    - 100, 100, 100, 195

  Constant Colors:
    - 20, 0, 0, 60

  Material Colors:
    - 203, 203, 203, 255
    - 203, 203, 203, 255

  Color Registers:
    - 240, 180, 110, 0
    - 0, 0, 0, 368

  Steps:
    1: RGB = (lerp from (20, 0, 0) to (240, 180, 110) using (vertex RGB))
         A = (lerp from 60 to 0 using (vertex A)), multiply by 2
    2: RGB = ((prev. RGB) * (tex #1 RGB)), then add (prev. A)
         A = ((vertex A) * (tex #1 A))
