def toSTEP(shape, filename, verbose=False, tolerance=0.001):
'''
Writes STL output of the solid
:param filename: Path of the file to write JSON to
:type filename: str
:param verbose: Choose if you want to see the STEP stats
:type verbose: bool
:param tolerance: Provides control over quality of exported STEP.
:type tolernace: float
'''
class Verboseness():
def __enter__(self):
if not verbose:
import sys, os
sys.stdout.flush()
self.newstdout = os.dup(1)
self.devnull = os.open('/dev/null', os.O_WRONLY)
os.dup2(self.devnull, 1)
os.close(self.devnull)
sys.stdout = os.fdopen(self.newstdout, 'w')
def __exit__(self, type, value, traceback):
if not verbose:
os.dup2(self.newstdout, 1)
with Verboseness():
stepWriter = STEPControl.STEPControl_Writer()
stepWriter.SetTolerance(tolerance)
if shape:
status = stepWriter.Transfer(shape, STEPControl.STEPControl_AsIs)
if status:
stepWriter.Write(filename)
def __init__(self,
filename,
verbose=False,
schema="AP214CD",
tolerance=1e-4):
logger.info("StepExporter instantiated with filename : %s" % filename)
logger.info("StepExporter schema : %s" % schema)
logger.info("StepExporter tolerance : %s" % str(tolerance))
if schema not in ["AP203", "AP214CD"]:
msg = "Unsupported STEP schema"
logger.error(msg)
raise AssertionError(msg)
check_exporter_filename(filename, step_extensions)
check_overwrite(filename)
self._filename = filename
self._shapes = list()
self.verbose = verbose
self._stepcontrol_writer = STEPControl.STEPControl_Writer()
self._stepcontrol_writer.SetTolerance(tolerance)
Interface.Interface_Static_SetCVal("write.step.schema", schema)
def toSTEP(self, filename, verbose=False, tolerance=0.001):
'''
Writes STEP output of the solid
:param filename: Path of the file to write STEP to
:type filename: str
:param verbose: Choose if you want to see the STEP stats
:type verbose: bool
:param tolerance: Provides control over quality of exported STEP.
:type tolernace: float
'''
with self._Verboseness(verbose):
stepWriter = STEPControl.STEPControl_Writer()
stepWriter.SetTolerance(tolerance)
if self.shape:
status = stepWriter.Transfer(self.shape,
STEPControl.STEPControl_AsIs)
if status:
stepWriter.Write(filename)
def pairs(itr):
a,b = tee(itr)
b.next()
return izip(a,b)
points = [(0,0,0),
(1,1,1),
(0,0,-2),
(0,2,0)]
vertices = [BRepBuilderAPI.BRepBuilderAPI_MakeVertex(gp.gp_Pnt(*p))
for p in points]
#print "verts", vertices
#edges = [BRepBuilderAPI.BRepBuilderAPI_MakeEdge(v1.Vertex(),v2.Vertex())
# for v1,v2 in pairs(vertices)]
v=vertices
edges = [BRepBuilderAPI.BRepBuilderAPI_MakeEdge(v[i].Vertex(),v[j].Vertex())
for i,j, in [(0,1),(0,2),(0,3)] ]
#print "edges", edges
wire = BRepBuilderAPI.BRepBuilderAPI_MakeWire()
for e in edges:
wire.Add(e.Edge())
print wire
step_export = STEPControl.STEPControl_Writer()
step_export.Transfer(wire.Shape(), STEPControl.STEPControl_AsIs)
step_export.Write("/home/bryan/test_wire.stp")
#!/usr/bin/python
# coding: utf-8
r"""
"""
from viewer import view
from OCC import BRepPrimAPI, STEPControl
def get_shape():
box = BRepPrimAPI.BRepPrimAPI_MakeBox(10, 20, 30)
shape = box.Shape()
return shape
shape = get_shape()
view(shape)
writer = STEPControl.STEPControl_Writer()
writer.Transfer(shape, STEPControl.STEPControl_AsIs)
writer.Write("test.step")
def export_shapes(shapeList, filename):
print(shapeList)
step_export = STEPControl.STEPControl_Writer()
for shape in shapeList:
step_export.Transfer(shape,STEPControl.STEPControl_AsIs)
step_export.Write(str(filename))