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Merge pull request #764 from dalibor-frivaldsky/756-constructing-plane-from-planar-faces

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Plane instantiation from planar Geom_BoundedSurface faces Issue #756
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Roger Maitland 2024-11-08 15:19:20 -05:00 • committed by GitHub
commit 5633c5fc8c
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2 changed files with 45 additions and 9 deletions
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35
tests/test_direct_api.py
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@ -14,6 +14,7 @@ from random import uniform
from IPython.lib import pretty
from OCP.BRepBuilderAPI import BRepBuilderAPI_MakeEdge
from OCP.BRepGProp import BRepGProp
from OCP.gp import (
gp,
gp_Ax1,
@ -28,6 +29,7 @@ from OCP.gp import (
gp_Vec,
gp_XYZ,
)
from OCP.GProp import GProp_GProps
from build123d.build_common import GridLocations, Locations, PolarLocations
from build123d.build_enums import (
@ -2563,6 +2565,39 @@ class TestPlane(DirectApiTestCase):
with self.assertRaises(TypeError):
Plane(Edge.make_line((0, 0), (0, 1)))
# can be instantiated from planar faces of surface types other than Geom_Plane
# this loft creates the trapezoid faces of type Geom_BSplineSurface
lofted_solid = Solid.make_loft(
[
Rectangle(3, 1).wire(),
Pos(0, 0, 1) * Rectangle(1, 1).wire(),
]
)
expected = [
# Trapezoid face, negative y coordinate
(
Axis.X.direction, # plane x_dir
Axis.Z.direction, # plane y_dir
-Axis.Y.direction, # plane z_dir
),
# Trapezoid face, positive y coordinate
(
-Axis.X.direction,
Axis.Z.direction,
Axis.Y.direction,
),
]
# assert properties of the trapezoid faces
for i, f in enumerate(lofted_solid.faces() | Plane.XZ > Axis.Y):
p = Plane(f)
f_props = GProp_GProps()
BRepGProp.SurfaceProperties_s(f.wrapped, f_props)
self.assertVectorAlmostEquals(p.origin, f_props.CentreOfMass(), 6)
self.assertVectorAlmostEquals(p.x_dir, expected[i][0], 6)
self.assertVectorAlmostEquals(p.y_dir, expected[i][1], 6)
self.assertVectorAlmostEquals(p.z_dir, expected[i][2], 6)
def test_plane_neg(self):
p = Plane(
origin=(1, 2, 3),