chasms_params (Noise params for chasms) noise_params_3d 0, 1, (50, 1000, 3000), 94586, 2, 0.63, 2.0
chasms_threshold (Noise threshold for chasms) float 0.9
chasms_maxy (Maximum Y) int -50
chasms_miny (Minimum Y) int -2500
chasms_falloff (Taper range when approaching max or min) int 100