def test_conditional_solid_reconstruction_parameters(self):
"""tests that a new cadquery solid with a new unique hash is created when the shape properties of points, radius or distance are changed"""
# points
test_shape = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=5,
distance=20)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.points = [(40, 0)]
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# radius
test_shape = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=5,
distance=20)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.radius = 10
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
# distance
test_shape = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=5,
distance=20)
test_shape.solid
initial_hash_value = test_shape.hash_value
test_shape.distance = 30
test_shape.solid
assert test_shape.solid is not None
assert test_shape.hash_value != initial_hash_value
def test_stl_filename_duplication_Extrude_Circle():
"""checks ValueError is raised when ExtrudeCircleShapes with duplicate
stl filenames are added"""
test_shape = paramak.ExtrudeCircleShape(
points=[(20, 20)], radius=10, distance=10, stl_filename="filename.stl"
)
test_shape2 = paramak.ExtrudeCircleShape(
points=[(20, 20)], radius=10, distance=10, stl_filename="filename.stl"
)
test_shape.rotation_angle = 360
test_shape.create_solid()
my_reactor = paramak.Reactor([test_shape, test_shape2])
my_reactor.export_stl()
def test_stl_filename_None():
test_shape = paramak.ExtrudeCircleShape(points=[(20, 20)],
radius=10,
distance=10,
stl_filename=None)
my_reactor = paramak.Reactor([test_shape])
my_reactor.export_stl()
def test_cut_modification(self):
"""Creates a BlanketCutterParallels parametric component and with another
shape cut out and checks that a solid can be produced."""
cut_shape = paramak.ExtrudeCircleShape(1, 1, points=[(0, 0)])
self.test_shape.cut = cut_shape
assert self.test_shape.solid is not None
def test_extruded_shape_relative_volume(self):
"""creates two extruded shapes with different placement angles using \
circles and checks their relative volumes are correct"""
test_shape1 = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=10,
distance=20,
azimuth_placement_angle=0)
test_shape2 = paramak.ExtrudeCircleShape(
points=[(30, 0)],
radius=10,
distance=20,
azimuth_placement_angle=[0, 90, 180, 270],
)
assert test_shape1.volume * 4 == pytest.approx(test_shape2.volume)
def test_absolute_shape_volume(self):
"""creates extruded shapes using circles and checks the volumes are correct"""
test_shape = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=10,
distance=20)
test_shape.create_solid()
assert test_shape.solid is not None
assert test_shape.volume == pytest.approx(math.pi * 10**2 * 20)
test_shape2 = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=10,
distance=10)
test_shape2.create_solid()
assert test_shape2.solid is not None
assert 2 * test_shape2.volume == pytest.approx(test_shape.volume)
def test_initial_solid_construction(self):
"""tests that a cadquery solid with a unique hash is constructed when .solid is called"""
test_shape = paramak.ExtrudeCircleShape(points=[(0, 0), (0, 20),
(20, 20), (20, 0)],
radius=10,
distance=20)
assert test_shape.hash_value is None
assert test_shape.solid is not None
assert type(test_shape.solid).__name__ == "Workplane"
assert test_shape.hash_value is not None
def test_cut_volume(self):
"""creates an extruded shape with one placement angle using circles with \
another shape cut out and checks the volume is correct"""
inner_shape = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=5,
distance=20)
outer_shape = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=10,
distance=20)
outer_shape_with_cut = paramak.ExtrudeCircleShape(points=[(30, 0)],
radius=10,
distance=20,
cut=inner_shape)
assert inner_shape.volume == pytest.approx(math.pi * 5**2 * 20)
assert outer_shape.volume == pytest.approx(math.pi * 10**2 * 20)
assert outer_shape_with_cut.volume == pytest.approx(
(math.pi * 10**2 * 20) - (math.pi * 5**2 * 20))
def test_solid_return(self):
"""tests that the same cadquery solid with the same unique hash is returned when shape.solid is called again when no changes have been made to the shape"""
test_shape = paramak.ExtrudeCircleShape(points=[(0, 0), (0, 20),
(20, 20), (20, 0)],
radius=10,
distance=20)
assert test_shape.solid is not None
assert test_shape.hash_value is not None
initial_hash_value = test_shape.hash_value
assert test_shape.solid is not None
assert test_shape.hash_value is not None
assert initial_hash_value == test_shape.hash_value
def test_hash_value_update(self):
"""tests that the hash_value of the shape is not updated until a new solid has been created"""
test_shape = paramak.ExtrudeCircleShape(points=[(0, 0), (0, 20),
(20, 20)],
radius=10,
distance=20)
test_shape.solid
assert test_shape.hash_value is not None
initial_hash_value = test_shape.hash_value
test_shape.distance = 30
assert test_shape.hash_value == initial_hash_value
test_shape.solid
assert test_shape.hash_value != initial_hash_value
def test_conditional_solid_reconstruction(self):
"""tests that a new cadquery solid with a new unique hash is constructed when .solid is called again after changes have been made to the shape"""
test_shape = paramak.ExtrudeCircleShape(points=[(0, 0), (0, 20),
(20, 20)],
radius=10,
distance=20)
assert test_shape.solid is not None
assert test_shape.hash_value is not None
initial_hash_value = test_shape.hash_value
test_shape.distance = 30
assert test_shape.solid is not None
assert test_shape.hash_value is not None
assert initial_hash_value != test_shape.hash_value
def main():
# rotate examples
# this makes a rectangle and rotates it to make a solid
rotated_straights = paramak.RotateStraightShape(rotation_angle=180,
points=[(400, 100),
(400, 200),
(600, 200),
(600, 100)])
rotated_straights.export_stp("rotated_straights.stp")
rotated_straights.export_html("rotated_straights.html")
# this makes a banana shape and rotates it to make a solid
rotated_spline = paramak.RotateSplineShape(rotation_angle=180,
points=[
(500, 0),
(500, -20),
(400, -300),
(300, -300),
(400, 0),
(300, 300),
(400, 300),
(500, 20),
])
rotated_spline.export_stp("rotated_spline.stp")
rotated_spline.export_html("rotated_spline.html")
# this makes a shape with straight, spline and circular edges and rotates
# it to make a solid
rotated_mixed = paramak.RotateMixedShape(rotation_angle=180,
points=[
(100, 0, "straight"),
(200, 0, "circle"),
(250, 50, "circle"),
(200, 100, "straight"),
(150, 100, "spline"),
(140, 75, "spline"),
(110, 45, "spline"),
])
rotated_mixed.export_stp("rotated_mixed.stp")
rotated_mixed.export_html("rotated_mixed.html")
# this makes a circular shape and rotates it to make a solid
rotated_circle = paramak.RotateCircleShape(rotation_angle=180,
points=[(50, 0)],
radius=5,
workplane="XZ")
rotated_circle.export_stp("rotated_circle.stp")
rotated_circle.export_html("rotated_circle.html")
# extrude examples
# this makes a banana shape with straight edges and rotates it to make a
# solid
extruded_straight = paramak.ExtrudeStraightShape(distance=200,
points=[
(300, -300),
(400, 0),
(300, 300),
(400, 300),
(500, 0),
(400, -300),
])
extruded_straight.export_stp("extruded_straight.stp")
extruded_straight.export_html("extruded_straight.html")
# this makes a banana shape and rotates it to make a solid
extruded_spline = paramak.ExtrudeSplineShape(distance=200,
points=[
(500, 0),
(500, -20),
(400, -300),
(300, -300),
(400, 0),
(300, 300),
(400, 300),
(500, 20),
])
extruded_spline.export_stp("extruded_spline.stp")
extruded_spline.export_html("extruded_spline.html")
# this makes a banana shape straight top and bottom edges and extrudes it
# to make a solid
extruded_mixed = paramak.ExtrudeMixedShape(
distance=100,
points=[
(100, 0, "straight"),
(200, 0, "circle"),
(250, 50, "circle"),
(200, 100, "straight"),
(150, 100, "spline"),
(140, 75, "spline"),
(110, 45, "spline"),
],
)
extruded_mixed.export_stp("extruded_mixed.stp")
extruded_mixed.export_html("extruded_mixed.html")
# this makes a circular shape and extrudes it to make a solid
extruded_circle = paramak.ExtrudeCircleShape(points=[(20, 0)],
radius=20,
distance=200)
extruded_circle.export_stp("extruded_circle.stp")
extruded_circle.export_html("extruded_circle.html")
# sweep examples
# this makes a banana shape with straight edges and sweeps it along a
# spline to make a solid
sweep_straight = paramak.SweepStraightShape(points=[(-150, 300),
(-50, 300), (50, 0),
(-50, -300),
(-150, -300),
(-50, 0)],
path_points=[(50, 0),
(150, 400),
(400, 500),
(650, 600),
(750, 1000)],
workplane="XY",
path_workplane="XZ")
sweep_straight.export_stp("sweep_straight.stp")
sweep_straight.export_html("sweep_straight.html")
# this makes a banana shape with spline edges and sweeps it along a spline
# to make a solid
sweep_spline = paramak.SweepSplineShape(points=[(50, 0), (50, -20),
(-50, -300), (-150, -300),
(-50, 0), (-150, 300),
(-50, 300), (50, 20)],
path_points=[(50, 0), (150, 400),
(400, 500),
(650, 600),
(750, 1000)],
workplane="XY",
path_workplane="XZ")
sweep_spline.export_stp("sweep_spline.stp")
sweep_spline.export_html("sweep_spline.html")
# this makes a shape with straight, spline and circular edges and sweeps
# it along a spline to make a solid
sweep_mixed = paramak.SweepMixedShape(points=[(-80, -50, "straight"),
(20, -50, "circle"),
(70, 0, "circle"),
(20, 50, "straight"),
(-30, 50, "spline"),
(-40, 25, "spline"),
(-70, -5, "spline")],
path_points=[(50, 0), (150, 400),
(400, 500), (650, 600),
(750, 1000)],
workplane="XY",
path_workplane="XZ")
sweep_mixed.export_stp("sweep_mixed.stp")
sweep_mixed.export_html("sweep_mixed.html")
# this makes a circular shape and sweeps it to make a solid
sweep_circle = paramak.SweepCircleShape(radius=40,
path_points=[(50, 0), (150, 400),
(400, 500),
(650, 600),
(750, 1000)],
workplane="XY",
path_workplane="XZ")
sweep_circle.export_stp("sweep_circle.stp")
sweep_circle.export_html("sweep_circle.html")
def main():
# rotate examples
# this makes a rectangle and rotates it to make a solid
rotated_straights = paramak.RotateStraightShape(
points=[(400, 100), (400, 200), (600, 200), (600, 100)])
rotated_straights.rotation_angle = 180
rotated_straights.export_stp("rotated_straights.stp")
rotated_straights.export_html("rotated_straights.html")
# this makes a banana shape and rotates it to make a solid
rotated_spline = paramak.RotateSplineShape(points=[
(500, 0),
(500, -20),
(400, -300),
(300, -300),
(400, 0),
(300, 300),
(400, 300),
(500, 20),
])
rotated_spline.rotation_angle = 180
rotated_spline.export_stp("rotated_spline.stp")
rotated_spline.export_html("rotated_spline.html")
# this makes a shape with straight, spline and circular edges and rotates it to make a solid
rotated_mixed = paramak.RotateMixedShape(points=[
(100, 0, 'straight'),
(200, 0, 'circle'),
(250, 50, 'circle'),
(200, 100, 'straight'),
(150, 100, 'spline'),
(140, 75, 'spline'),
(110, 45, 'spline'),
])
rotated_mixed.rotation_angle = 180
rotated_mixed.export_stp("rotated_mixed.stp")
rotated_mixed.export_html("rotated_mixed.html")
# this makes a circular shape and rotates it to make a solid
rotated_circle = paramak.RotateCircleShape(points=[(50, 0)],
radius=5,
workplane="XZ")
rotated_circle.rotation_angle = 180
rotated_circle.export_stp("rotated_circle.stp")
rotated_circle.export_html("rotated_circle.html")
# extrude examples
# this makes a banana shape with straight edges and rotates it to make a solid
extruded_straight = paramak.ExtrudeStraightShape(
points=[
(300, -300),
(400, 0),
(300, 300),
(400, 300),
(500, 0),
(400, -300),
],
distance=200,
)
extruded_straight.export_stp("extruded_straight.stp")
extruded_straight.export_html("extruded_straight.html")
# this makes a banana shape and rotates it to make a solid
extruded_spline = paramak.ExtrudeSplineShape(
points=[
(500, 0),
(500, -20),
(400, -300),
(300, -300),
(400, 0),
(300, 300),
(400, 300),
(500, 20),
],
distance=200,
)
extruded_spline.export_stp("extruded_spline.stp")
extruded_spline.export_html("extruded_spline.html")
# this makes a banana shape straight top and bottom edges and extrudes it to make a solid
extruded_mixed = paramak.ExtrudeMixedShape(
points=[
(100, 0, 'straight'),
(200, 0, 'circle'),
(250, 50, 'circle'),
(200, 100, 'straight'),
(150, 100, 'spline'),
(140, 75, 'spline'),
(110, 45, 'spline'),
],
distance=100,
)
extruded_mixed.export_stp("extruded_mixed.stp")
extruded_mixed.export_html("extruded_mixed.html")
# this makes a circular shape and extrudes it to make a solid
extruded_circle = paramak.ExtrudeCircleShape(points=[(20, 0)],
radius=20,
distance=200)
extruded_circle.export_stp("extruded_circle.stp")
extruded_circle.export_html("extruded_circle.html")