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#! /usr/bin/python3
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import struct
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import geo
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import sys
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import os
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import os.path
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if len(sys.argv) < 2:
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print("Usage:")
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print(" %s <file.geo>")
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print("Dumps all the meshes contained in <file.geo> to <geo_name>/<model_name.stl>.")
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print("<geo_name> and <model_name> are read from the .geo.")
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fh = open(sys.argv[1], "rb")
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g = geo.Geo()
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g.loadFromFile(fh)
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geo_name = g.header_modelheader_name.decode("utf-8")
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if not os.path.exists(geo_name):
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os.mkdir(geo_name)
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for i in range(len(g.models)):
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model = g.models[i]
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model_name = model.name.decode("utf-8")
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filename = geo_name + "/" + model_name + ".stl"
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print(filename)
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ofh = open(filename, "wb")
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ofh.write(b"\x00" * 80)
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ofh.write(struct.pack("<i", model.tri_count))
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for i in range(model.tri_count):
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tri_index = model.tris[i]
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tri_verts = (model.verts[tri_index[0]],
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model.verts[tri_index[1]],
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model.verts[tri_index[2]])
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t = b""
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#print "%5d: %s" % (i, tri_verts)
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t += struct.pack("<fff", 0, 0, 0)
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for v in tri_verts:
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t += struct.pack("<fff", v[0], v[1], v[2])
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t += b"\x00\x00"
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ofh.write(t)
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ofh.close()
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