The new McCad version with imporved decomposition function
McCad0.5.0 has improved the decomposition functions, which can process the model with boundary surfaces of planes and cylinders.
Type "McCad -d (stepfilename).stp -n" to decompose the input CAD model.
the last parameter -n is to control combine the solids after decomposition or not.
-0 means the decomposed solids will be saved as independent solids. -1 means the the decomposed solids which belong to one original solid will be combined. -2 means all the decomposed solids will be combined as one solid.