SpreadSheet Parameters
CPW (widths of each color RGBA component)
- Will assume R, G, B, A each have same width for convenience
- Fog color same widths as fragment colors
FW - width of fog coefficient
XW, YW, ZW - width of X,Y,Z values
FRAGW - fragment width, computed from other values
ADDF, MULTF, COMPF, REGF, ROPF
- cost modifiers for adder, multiplication,comparator, pipeline registers, raster op