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53 lines
1.4 KiB
53 lines
1.4 KiB
class SDF:
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def __init__(self, stl_file):
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import igl
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self.V, self.F = igl.read_triangle_mesh(stl_file)
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def query(self,queries):
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import igl
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sdf_value = igl.signed_distance(queries, self.V, self.F)[0]
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return sdf_value
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def query_dev(self,queries):
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import igl
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ret_tuple = igl.signed_distance(queries, self.V, self.F)
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sdf_value = ret_tuple[0]
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closest_F_idx = ret_tuple[1]
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return sdf_value, closest_F_idx
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import igl
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import numpy as np
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def query(queries,V,F):
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if F.ndim==1:
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F=F[None,:]
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if queries.ndim==1:
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queries=queries[None,:]
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sdf_value=igl.signed_distance(queries, V, F)[0]
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return sdf_value
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def query_dev(queries,V,F):
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import numpy as np
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if F.ndim==1:
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F=F[None,:]
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if queries.ndim==1:
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queries=queries[None,:]
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sdf_value=igl.signed_distance(queries, V, F)[0]
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F_idx = igl.signed_distance(queries, V, F)[1]
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return np.vstack((sdf_value, F_idx))
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# stl_file='/home/cflin/MatlabCode/TopCSG/SolidWoks Files/BearingBracket/BearingB.STL'
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# sdf=SDF(stl_file)
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# ret=query_dev(np.array([[3.,1,3],[2.,3,3]]),sdf.V,sdf.F);
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# def test_ret():
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# return 1,2
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# a,b=test_ret()
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# pass
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# tarr=np.array([3])
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# print(tarr.ndim)
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# print(tarr.shape)
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# tarr=tarr[None,:]
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# print(tarr.ndim)
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# print(tarr.shape)
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