glass.inc - Glass interiors:

I_Glass1, ..., I_Glass4: I_Glass_Fade_Sqr1 (identical to I_Glass1); I_Glass_Fade_Exp1 (identical to I_Glass2); I_Glass_Fade_Exp2 (identical to I_Glass3); I_Glass_Fade_Exp3 (identical to I_Glass4); Glass interiors with various fade_power settings.
I_Glass_Dispersion1, I_Glass_Dispersion2: Glass interiors with dispersion. I_Glass_Dispersion1 has an approximately natural glass dispersion. I_Glass_Dispersion2 is exaggerated.
I_Glass_Caustics1, I_Glass_Caustics2: Glass interiors with caustics.