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create_part_geometry.py
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Tue, Jul 16, 19:23

create_part_geometry.py
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import numpy as np
import argparse
import sys
import os
from read_data import *
def parse_args():
"""
Function to handle arguments
"""
parser = argparse.ArgumentParser(description='Create Part Geometry and Save')
parser.add_argument("freecad_dir", type=str, help='location of FreeCAD library directory')
parser.add_argument("data_file", type=str, help='filename of the geometry data')
parser.add_argument("extrude_width", type=float, help='part extrusion width')
parser.add_argument("save_file", type=str, help='name of the step file to be saved')
args = parser.parse_args()
return args
def main():
#get the arguments
args = parse_args()
#add FreeCAD directory to path nad import FreeCAD modules
sys.path.append(args.freecad_dir)
import FreeCAD
import Part
from FreeCAD import Base
#define points of the face to be extruded and empty array to store the edges
cantilever_face_points = read_data(args.data_file)
cantilever_face_edges = []
#create the edges using the points defined
for i in range(len(cantilever_face_points)):
try:
cantilever_face_edges.append(Part.makeLine(cantilever_face_points[i],cantilever_face_points[i+1]))
except:
cantilever_face_edges.append(Part.makeLine(cantilever_face_points[i],cantilever_face_points[0]))
#create the wire, face and extrude
cantilever_wire = Part.Wire(cantilever_face_edges)
cantilever_face = Part.Face(cantilever_wire)
cantilever = cantilever_face.extrude(Base.Vector(0,args.extrude_width,0))
#create new directory with save_file name and save the geometry as .step file
try:
os.mkdir(args.save_file)
except FileExistsError:
pass
#export the cantilever geometry
cantilever.exportStep('{}/{}'.format(args.save_file,args.save_file))
if __name__=='__main__':
main()

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