def make_wheel_assembly():
r"""Wheel assembly creation"""
rim = Part.from_stepzip(stepzip_file="shelf/wheel/"
"CAR-WHEEL-RIM-D416_l174_mm---.stepzip",
instance_id="rim")
tyre = Part.from_stepzip(
stepzip_file="shelf/wheel/CAR-WHEEL-TYRE-D575_l178_mm-RUBBER--.stepzip"
)
wheel_assembly = Assembly(root=rim)
wheel_assembly.link(rim,
tyre,
constraint=ConstraintAnchor(
anchor_name_master="AXIS_TYRE_d412#mm_",
anchor_name_slave="AXIS_SIDE_d383#mm_",
distance=0,
angle=0))
return wheel_assembly
def convert_py_file_part(py_filename, target_folder, remove_original=True):
r"""Convert an OsvCad Python file that contains a part for web display
The Python file contains the definition of a part.
Parameters
----------
py_filename : str
Full path to the Python file
target_folder : str
Full path to the target folder for the conversion
remove_original : bool
Should the input file be deleted after conversion?
It should be deleted on a web platform to save disk space, but, for
testing, it might be useful not to delete it.
Returns
-------
Nothing, it is a procedure
Raises
------
ValueError if not a part definition
"""
if not isdir(target_folder):
mkdir(target_folder)
part = Part.from_py_script(py_filename)
shape = part.node_shape.shape
converted_filename = _conversion_filename(py_filename,
target_folder,
0)
converted_basenames = [basename(converted_filename)]
_convert_shape(shape, converted_filename)
_write_descriptor(BoundingBox(shape).max_dimension,
converted_basenames,
_descriptor_filename(target_folder,
basename(py_filename)))
if remove_original is True:
remove(py_filename)
def convert_stepzip_file(stepzip_filename,
target_folder,
remove_original=True):
r"""Convert an OsvCad Stepzip file for web display
A Stepzip file contains a STEP geometry file and an anchors definition file
zipped together
Parameters
----------
stepzip_filename : str
Full path to the Stepzip file
target_folder : str
Full path to the target folder for the conversion
remove_original : bool
Should the input file be deleted after conversion?
It should be deleted on a web platform to save disk space, but, for
testing, it might be useful not to delete it.
Returns
-------
Nothing, it is a procedure
"""
if not isdir(target_folder):
mkdir(target_folder)
part = Part.from_stepzip(stepzip_filename)
shape = part.node_shape.shape
converted_filename = _conversion_filename(stepzip_filename, target_folder,
0)
converted_basenames = [basename(converted_filename)]
_convert_shape(shape, converted_filename)
_write_descriptor(
BoundingBox(shape).max_dimension, converted_basenames,
_descriptor_filename(target_folder, basename(stepzip_filename)))
if remove_original is True:
remove(stepzip_filename)
# coding: utf-8
r"""Example of direct construction"""
from os.path import join, dirname
from osvcad.nodes import Part, Assembly
from osvcad.edges import ConstraintAnchor
# from osvcad.view import view_part, view_assembly, view_assembly_graph
# plate_gn = Part.from_py_script(py_script_path="py_scripts/plate_with_holes.py")
plate_gn = Part.from_py_script(py_script_path=join(dirname(
__file__), "py_scripts", "plate_with_holes.py"))
print("Plate gn : %s" % plate_gn)
screws = [
Part.from_library_part(library_file_path="libraries/ISO4014_library.json",
part_id="ISO4014_M2_grade_Bx21") for _ in range(4)
]
nuts = [
Part.from_library_part(library_file_path="libraries/ISO4032_library.json",
part_id="ISO4032_Nut_M2.0") for _ in range(4)
]
assembly = Assembly(root=plate_gn)
for i, screw in enumerate(screws, 1):
assembly.link(plate_gn,
screw,
def make_chassis_assembly():
r"""Chassis assembly creation"""
p1_base = Part.from_stepzip(
stepzip_file=
"shelf/chassis/CAR-CHASSIS-BASE-2.38_0.179_1.18-STEEL--.stepzip")
p2_l = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-ARCHLEFT-705_515_184_mm-STEEL--.stepzip")
p2_r = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-ARCHRIGHT-705_515_184_mm-STEEL--.stepzip")
p4 = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-ARCHSTRUT-127_126_796_mm-STEEL--.stepzip")
p5 = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-SEATSSUPPORT-410_151_1174_mm-STEEL--.stepzip")
p6 = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-DASHBOARDSUPPORT-107_535_1184_mm-STEEL--.stepzip")
p7_l = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-SUSPENSION-ARCHLEFT-526_535_284_mm-STEEL--.stepzip")
p7_r = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-SUSPENSION-ARCHRIGHT-526_535_284_mm-STEEL--.stepzip")
p8 = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-ARCHSTRUT-111_130_746_mm-STEEL--.stepzip")
p9 = Part.from_stepzip(
stepzip_file="shelf/chassis/"
"CAR-CHASSIS-DASHBOARDSUPPORTREINFORCEMENT-205_525_75_mm-STEEL--.stepzip"
)
chassis_assembly = Assembly(root=p1_base)
chassis_assembly.link(p1_base,
p2_l,
constraint=ConstraintAnchor(
anchor_name_master="A2-L",
anchor_name_slave="D3",
distance=0,
angle=0))
chassis_assembly.link(p1_base,
p2_r,
constraint=ConstraintAnchor(
anchor_name_master="A2-R",
anchor_name_slave="D3",
distance=0,
angle=0))
chassis_assembly.link(p2_r,
p4,
constraint=ConstraintAnchor(anchor_name_master="B2",
anchor_name_slave="B4",
distance=0,
angle=0))
chassis_assembly.link(p1_base,
p5,
constraint=ConstraintAnchor(
anchor_name_master="F2-R",
anchor_name_slave="F1",
distance=0,
angle=0))
chassis_assembly.link(p1_base,
p6,
constraint=ConstraintAnchor(
anchor_name_master="G3-L",
anchor_name_slave="A1",
distance=0,
angle=0))
chassis_assembly.link(p1_base,
p7_l,
constraint=ConstraintAnchor(
anchor_name_master="K3-L",
anchor_name_slave="A4",
distance=0,
angle=0))
chassis_assembly.link(p1_base,
p7_r,
constraint=ConstraintAnchor(
anchor_name_master="K3-R",
anchor_name_slave="A4",
distance=0,
angle=0))
chassis_assembly.link(p7_l,
p8,
constraint=ConstraintAnchor(anchor_name_master="B1",
anchor_name_slave="A1",
distance=0,
angle=0))
chassis_assembly.link(p1_base,
p9,
constraint=ConstraintAnchor(anchor_name_master="H2",
anchor_name_slave="A1",
distance=0,
angle=0))
return chassis_assembly
def make_rear_suspension_assembly():
r"""Rear suspension assembly creation"""
p1 = [
Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-BEARING-l54.7_d37_mm---.stepzip")
for _ in range(4)
]
p2 = Part.from_stepzip("shelf/suspension/rear/"
"CAR-SUSPENSION-FRAME-320_49_327_mm---.stepzip")
p5 = Part.from_stepzip("shelf/suspension/rear/"
"CAR-SUSPENSION-HUB-200_240_82_mm---.stepzip")
p7 = Part.from_stepzip(
"shelf/suspension/common/"
"CAR-AXLE-DISC-d227_h46_mm-STEEL--.stepzip",
instance_id="P7_Rear")
p8 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-CYLINDER-l320_d42---.stepzip")
p9 = Part.from_stepzip(
"shelf/suspension/common/"
"CAR-SUSPENSION-PISTON-l381_d33_d16-STEEL--.stepzip")
p10 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-HAT-102_40_70_mm---.stepzip")
p11 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-HEAD-60_48_67_mm---.stepzip")
p12 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-NECK-d28_l51_mm---.stepzip")
rear_suspension_assembly = Assembly(root=p2)
rear_suspension_assembly.link(p2,
p1[0],
constraint=ConstraintAnchor(
anchor_name_master="out1",
anchor_name_slave="wide_out",
distance=0,
angle=0))
rear_suspension_assembly.link(p2,
p1[1],
constraint=ConstraintAnchor(
anchor_name_master="out2",
anchor_name_slave="wide_out",
distance=0,
angle=0))
rear_suspension_assembly.link(p2,
p1[2],
constraint=ConstraintAnchor(
anchor_name_master="in1",
anchor_name_slave="wide_out",
distance=0,
angle=0))
rear_suspension_assembly.link(p2,
p1[3],
constraint=ConstraintAnchor(
anchor_name_master="in2",
anchor_name_slave="wide_out",
distance=0,
angle=0))
rear_suspension_assembly.link(p1[3],
p5,
constraint=ConstraintAnchor(
anchor_name_master="narrow_out",
anchor_name_slave="bottom2",
distance=0,
angle=0))
rear_suspension_assembly.link(p5,
p7,
constraint=ConstraintAnchor(
anchor_name_master="wheel_axis",
anchor_name_slave="inside",
distance=62,
angle=0))
rear_suspension_assembly.link(p5,
p8,
constraint=ConstraintAnchor(
anchor_name_master="side1_top",
anchor_name_slave="side1_top",
distance=0,
angle=14.566))
rear_suspension_assembly.link(p8,
p9,
constraint=ConstraintAnchor(
anchor_name_master="top",
anchor_name_slave="bottom",
distance=-216.148,
angle=0))
rear_suspension_assembly.link(p9,
p12,
constraint=ConstraintAnchor(
anchor_name_master="top",
anchor_name_slave="bottom",
distance=1.24,
angle=0))
rear_suspension_assembly.link(p12,
p11,
constraint=ConstraintAnchor(
anchor_name_master="bottom",
anchor_name_slave="bottom",
distance=0,
angle=0))
rear_suspension_assembly.link(p11,
p10,
constraint=ConstraintAnchor(
anchor_name_master="wide_flat",
anchor_name_slave="axis_bottom",
distance=0,
angle=0))
return rear_suspension_assembly
def make_front_suspension_assembly():
r"""Front suspension assembly creation"""
p1 = [
Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-BEARING-l54.7_d37_mm---.stepzip")
for _ in range(2)
]
p2 = Part.from_stepzip("shelf/suspension/front/"
"CAR-SUSPENSION-FORK-320_44_270_mm---.stepzip")
p3 = Part.from_stepzip("shelf/suspension/front/"
"CAR-SUSPENSION-LINK-28_23_124_mm---.stepzip")
p4 = Part.from_stepzip("shelf/suspension/front/"
"CAR-DIRECTION-BALLHEAD-D23_d10_l70_mm---.stepzip")
p5 = Part.from_stepzip("shelf/suspension/front/"
"CAR-SUSPENSION-HUB-107_212_84_mm---.stepzip")
p6 = Part.from_stepzip(
"shelf/suspension/common/"
"CAR-SUSPENSION-DISCSUPPORT-117_117_70_mm---.stepzip")
p7 = Part.from_stepzip(
"shelf/suspension/common/"
"CAR-AXLE-DISC-d227_h46_mm-STEEL--.stepzip",
instance_id="P7_Front")
p8 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-CYLINDER-l320_d42---.stepzip")
p9 = Part.from_stepzip(
"shelf/suspension/common/"
"CAR-SUSPENSION-PISTON-l381_d33_d16-STEEL--.stepzip")
p10 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-HAT-102_40_70_mm---.stepzip")
p11 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-HEAD-60_48_67_mm---.stepzip")
p12 = Part.from_stepzip("shelf/suspension/common/"
"CAR-SUSPENSION-NECK-d28_l51_mm---.stepzip")
front_suspension_assembly = Assembly(root=p2)
front_suspension_assembly.link(p2,
p1[0],
constraint=ConstraintAnchor(
anchor_name_master="out1",
anchor_name_slave="wide_out",
distance=0,
angle=0))
front_suspension_assembly.link(p2,
p1[1],
constraint=ConstraintAnchor(
anchor_name_master="out2",
anchor_name_slave="wide_out",
distance=0,
angle=0))
front_suspension_assembly.link(p2,
p3,
constraint=ConstraintAnchor(
anchor_name_master="in_inside",
anchor_name_slave="main",
distance=-71.396,
angle=0))
front_suspension_assembly.link(p3,
p4,
constraint=ConstraintAnchor(
anchor_name_master="perp",
anchor_name_slave="cone",
distance=6.2,
angle=0))
front_suspension_assembly.link(p4,
p5,
constraint=ConstraintAnchor(
anchor_name_master="ball",
anchor_name_slave="ball",
distance=0,
angle=0))
front_suspension_assembly.link(p5,
p8,
constraint=ConstraintAnchor(
anchor_name_master="side1_top",
anchor_name_slave="side2_top",
distance=0,
angle=-14.566))
front_suspension_assembly.link(p8,
p9,
constraint=ConstraintAnchor(
anchor_name_master="top",
anchor_name_slave="bottom",
distance=-216.148,
angle=0))
front_suspension_assembly.link(p9,
p12,
constraint=ConstraintAnchor(
anchor_name_master="top",
anchor_name_slave="bottom",
distance=1.24,
angle=0))
front_suspension_assembly.link(p12,
p11,
constraint=ConstraintAnchor(
anchor_name_master="bottom",
anchor_name_slave="bottom",
distance=0,
angle=0))
front_suspension_assembly.link(p11,
p10,
constraint=ConstraintAnchor(
anchor_name_master="wide_flat",
anchor_name_slave="axis_bottom",
distance=0,
angle=0))
# TODO : create a way to position p6 on p5 and p7 on p6 so that the
# holes are in front of one another without requiring
# a 'magic' angle value
front_suspension_assembly.link(p5,
p6,
constraint=ConstraintAnchor(
anchor_name_master="wheel_axis",
anchor_name_slave="axis_drive",
distance=0,
angle=0))
front_suspension_assembly.link(p6,
p7,
constraint=ConstraintAnchor(
anchor_name_master="axis_disc",
anchor_name_slave="inside",
distance=0,
angle=0))
return front_suspension_assembly