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https://github.com/DarkFlippers/unleashed-firmware.git
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40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
#!/usr/bin/python
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import plyfile
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import argparse
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parser = argparse.ArgumentParser(description='Convert a PLY file to C arrays.')
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parser.add_argument('input_file', help='the input PLY file')
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parser.add_argument('output_file', help='the output C file')
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args = parser.parse_args()
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# Open the PLY file
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plydata = plyfile.PlyData.read(args.input_file)
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# Extract the vertices
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vertices = plydata['vertex'].data
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num_vertices = len(vertices)
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with open(args.output_file, 'w') as f:
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f.write('#define NUM_VERTICES %d\n' % num_vertices)
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f.write('float vertexCoords[NUM_VERTICES][3] = {\n')
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for i in range(num_vertices):
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x, y, z = vertices[i][0], vertices[i][1], vertices[i][2]
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f.write(' {%f, %f, %f},\n' % (x, y, z))
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f.write('};')
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# Extract the faces
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faces = plydata['face'].data
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num_faces = len(faces)
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f.write('int edgeIndices[][3] = {\n')
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for i in range(num_faces):
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face = faces[i][0]
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if len(face) == 3:
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f.write(' {%d, %d, %d},\n' % (face[0], face[1], face[2]))
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elif len(face) == 4:
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# Convert 4-index face to 2-index edges
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edges = [(face[0], face[1]), (face[1], face[2]), (face[2], face[3]), (face[3], face[0])]
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for edge in edges:
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f.write(' {%d, %d},\n' % (edge[0], edge[1]))
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f.write('};\n')
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