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Talon1024/util_fso_ufvec.py

Last active April 9, 2022 01:22
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Get uvec/fvec from a Blender Euler or Blender object
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util_fso_ufvec.py
from mathutils import Matrix
def obori_to_vecs(ob):
return euler_to_vecs(ob.rotation_euler)
def euler_to_vecs(eu, fix=Matrix([[-1,0,0],[0,0,1],[0,1,0]])):
mtx_euler = eu.to_matrix()
mtx_fixed = mtx_euler * fix
# mtx_fixed = mtx_euler @ fix # Blender 2.8 and newer
# print("mtx_euler", mtx_euler, "mtx_fixed", mtx_fixed, sep="\n\n")
return (
"$uvec:{:.7f},{:.7f},{:.7f}\n"
"$fvec:{:.7f},{:.7f},{:.7f}").format(
*mtx_fixed[2], *mtx_fixed[1])
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