Why not define this:
and add it to "lg_defs.inc"? Then, all you have to do is:
Code:
#declare lg_slope_normal = normal { bumps 1 scale 25*0.02 }
and add it to "lg_defs.inc"? Then, all you have to do is:
Code:
material { texture { lg_black normal { lg_slope_normal } } }