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20 lines
616 B
Python
20 lines
616 B
Python
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# Center of masses
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import geompy
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import math
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# create a box
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box = geompy.MakeBoxDXDYDZ(100,30,100)
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cm = geompy.MakeCDG(box)
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if cm is None:
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raise RuntimeError, "MakeCDG(box) failed"
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else:
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print "\nCentre of gravity of box has been successfully obtained:"
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coords = geompy.PointCoordinates(cm)
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print "(", coords[0], ", ", coords[1], ", ", coords[2], ")"
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dx = math.sqrt((coords[0] - 50)*(coords[0] - 50))
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dy = math.sqrt((coords[1] - 15)*(coords[1] - 15))
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dz = math.sqrt((coords[2] - 50)*(coords[2] - 50))
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if dx > 1e-7 or dy > 1e-7 or dz > 1e-7:
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print "But must be (50, 15, 50)"
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