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Got stroke shaders working in 3d

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This commit is contained in:
Grant Sanderson
2020-06-04 11:29:36 -07:00
parent 23bbdc63ba
commit e4419204cb
10 changed files with 127 additions and 129 deletions
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5
manimlib/utils/space_ops.py
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@ -3,9 +3,10 @@ import math
import itertools as it
from mapbox_earcut import triangulate_float32 as earcut
from manimlib.constants import RIGHT
from manimlib.constants import UP
from manimlib.constants import OUT
from manimlib.constants import PI
from manimlib.constants import RIGHT
from manimlib.constants import TAU
from manimlib.utils.iterables import adjacent_pairs
@ -192,7 +193,7 @@ def get_unit_normal(v1, v2, tol=1e-6):
new_cp = cross(cross(v1, OUT), v1)
new_cp_norm = get_norm(new_cp)
if new_cp_norm < tol:
return RIGHT
return UP
return new_cp / new_cp_norm
return cp / cp_norm