# file=<filename>
# type=<type>
#   types: elevation,noise,density,mountains,trees,temperature,rainfall,saltwater,fog,cave1,cave2,cave3,cave4
# base=<base>
# range=<min>,<max>
# component=<comp>
#   comps: red, green, blue, rgb (grayscale)
# offset=<x>,<y>

file=layer1.png; type=elevation;
file=layer2.png; type=density; base=50; range=-40,40