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Normalize vectors in a2p()

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Thomas Krijnen
2023-04-18 13:13:29 +02:00
committed by GitHub
parent 4bfda8851c
commit a1326cb5ed
1 changed files with 3 additions and 0 deletions
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src/ifcopenshell-python/ifcopenshell/util/placement.py
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@@ -20,7 +20,10 @@ import numpy as np
def a2p(o, z, x): def a2p(o, z, x):
x = x / np.linalg.norm(x)
z = z / np.linalg.norm(z)
y = np.cross(z, x) y = np.cross(z, x)
y = y / np.linalg.norm(y)
r = np.eye(4) r = np.eye(4)
r[:-1, :-1] = x, y, z r[:-1, :-1] = x, y, z
r[-1, :-1] = o r[-1, :-1] = o