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Reintroduced LocOpe_DPrism to extrude_taper under limited circumstances

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gumyr 2023-07-06 15:02:07 -04:00
parent 7cbd3e90a1
commit 3da19ef6eb
2 changed files with 87 additions and 40 deletions
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54
tests/test_direct_api.py
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@ -1033,6 +1033,21 @@ class TestFace(DirectApiTestCase):
surface: Face = Solid.make_sphere(1).faces()[0]
self.assertFalse(surface.is_coplanar(Plane.XY))
def test_center_location(self):
square = Face.make_rect(1, 1, plane=Plane.XZ)
cl = square.center_location
self.assertVectorAlmostEquals(cl.position, (0, 0, 0), 5)
self.assertVectorAlmostEquals(cl.orientation, Plane.XZ.location.orientation, 5)
# def test_position_at(self):
# square = Face.make_rect(2, 2, plane=Plane.XZ)
# print(square.wrapped)
# square = Solid.make_box(2, 2, 2).faces().sort_by(Axis.Y)[-1]
# print(square.wrapped)
# p = square.position_at(0.25, 0.75)
# print(p)
# self.assertVectorAlmostEquals(p, (1.5, 2.0, 0.5), 5)
class TestFunctions(unittest.TestCase):
def test_edges_to_wires(self):
@ -2541,27 +2556,34 @@ class TestSolid(DirectApiTestCase):
Solid.extrude(Solid.make_box(1, 1, 1), (0, 0, 1))
def test_extrude_taper(self):
rect = Face.make_rect(1, 1)
a = 1
rect = Face.make_rect(a, a)
flipped = -rect
for direction in [Vector(0, 0, 2), Vector(0, 0, -2)]:
for taper in [10, -10]:
offset_amt = -direction.length * math.tan(math.radians(taper))
for face in [rect, flipped]:
taper_solid = Solid.extrude_taper(face, direction, taper)
# V = 1/3 × h × (a² + b² + ab)
h = Vector(direction).length
a = 1
b = a + 2 * offset_amt
v = h * (a**2 + b**2 + a * b) / 3
self.assertAlmostEqual(taper_solid.volume, v, 5)
bbox = taper_solid.bounding_box()
size = max(1, b) / 2
if direction.Z > 0:
self.assertVectorAlmostEquals(bbox.min, (-size, -size, 0), 2)
self.assertVectorAlmostEquals(bbox.max, (size, size, h), 2)
else:
self.assertVectorAlmostEquals(bbox.min, (-size, -size, -h), 2)
self.assertVectorAlmostEquals(bbox.max, (size, size, 0), 2)
with self.subTest(
f"{direction=}, {taper=}, flipped={face==flipped}"
):
taper_solid = Solid.extrude_taper(face, direction, taper)
# V = 1/3 × h × (a² + b² + ab)
h = Vector(direction).length
b = a + 2 * offset_amt
v = h * (a**2 + b**2 + a * b) / 3
self.assertAlmostEqual(taper_solid.volume, v, 5)
bbox = taper_solid.bounding_box()
size = max(1, b) / 2
if direction.Z > 0:
self.assertVectorAlmostEquals(
bbox.min, (-size, -size, 0), 1
)
self.assertVectorAlmostEquals(bbox.max, (size, size, h), 1)
else:
self.assertVectorAlmostEquals(
bbox.min, (-size, -size, -h), 1
)
self.assertVectorAlmostEquals(bbox.max, (size, size, 0), 1)
def test_extrude_taper_with_hole(self):
rect_hole = Face.make_rect(1, 1).make_holes([Wire.make_circle(0.25)])