def test_write_step_file(self):
''' Exports a colored box into a STEP file '''
### initialisation
h_doc = Handle_TDocStd_Document()
assert (h_doc.IsNull())
# Create the application
app = XCAFApp_Application.GetApplication().GetObject()
app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
# Get root assembly
doc = h_doc.GetObject()
h_shape_tool = XCAFDoc_DocumentTool_ShapeTool(doc.Main())
l_Colors = XCAFDoc_DocumentTool_ColorTool(doc.Main())
shape_tool = h_shape_tool.GetObject()
colors = l_Colors.GetObject()
### create the shape to export
test_shape = BRepPrimAPI_MakeBox(100., 100., 100.).Shape()
### add shape
shp_label = shape_tool.AddShape(test_shape)
### set a color for this shape
r = 1
g = b = 0.5
red_color = Quantity_Color(r, g, b, 0)
colors.SetColor(shp_label, red_color, XCAFDoc_ColorGen)
# write file
WS = XSControl_WorkSession()
writer = STEPCAFControl_Writer(WS.GetHandle(), False)
writer.Transfer(h_doc, STEPControl_AsIs)
status = writer.Write("./test_io/test_ocaf_generated.stp")
assert status
assert os.path.isfile("./test_io/test_ocaf_generated.stp")
def export_STEPFile_single(shape, filename, tol=1.0E-6):
"""
Exports a .stp file containing the input shapes
Parameters
----------
shape : TopoDS_Shape
filename : string
The output filename
"""
step = STEPCAFControl_Writer()
step.SetNameMode(True)
step.SetPropsMode(True)
h_doc = Handle_TDocStd_Document()
x_app = XCAFApp_Application.GetApplication().GetObject()
x_app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
doc = h_doc.GetObject()
h_shape_tool = XCAFDoc_DocumentTool_ShapeTool(doc.Main())
shape_tool = h_shape_tool.GetObject()
Interface_Static_SetCVal("write.step.schema", "AP214")
# transfer shapes
print(filename)
shape_tool.AddShape(shape)
step.Transfer(h_doc, STEPControl_AsIs)
status = step.Write(filename)
assert (status == IFSelect_RetDone)
def read_step_file_shapes(filename):
_shapes = []
# create an handle to a document
h_doc = Handle_TDocStd_Document()
# Create the application
app = XCAFApp_Application.GetApplication().GetObject()
app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
# Get root assembly
doc = h_doc.GetObject()
h_shape_tool = XCAFDoc_DocumentTool_ShapeTool(doc.Main())
step_reader = STEPCAFControl_Reader()
step_reader.SetNameMode(True)
status = step_reader.ReadFile(filename)
if status == IFSelect_RetDone:
step_reader.Transfer(doc.GetHandle())
labels = TDF_LabelSequence()
shape_tool = h_shape_tool.GetObject()
h_shape_tool.GetObject().GetFreeShapes(labels)
print("Number of shapes at root :%i" % labels.Length())
for i in range(labels.Length()):
label = labels.Value(i + 1)
a_shape = h_shape_tool.GetObject().GetShape(label)
_shapes.append(a_shape)
return _shapes
def test_create_app(self):
''' Creates an OCAF app and an empty document '''
# create an handle to a document
h_doc = Handle_TDocStd_Document()
assert (h_doc.IsNull())
# Create the application
app = XCAFApp_Application.GetApplication().GetObject()
app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
def __init__(self, name="name", tol=1.0E-10):
self.name = name
self.step = STEPCAFControl_Writer()
self.step.SetNameMode(True)
self.h_doc = Handle_TDocStd_Document()
self.x_app = XCAFApp_Application.GetApplication().GetObject()
self.x_app.NewDocument(TCollection_ExtendedString("MDTV-CAF"),
self.h_doc)
self.doc = self.h_doc.GetObject()
self.h_shape_tool = XCAFDoc_DocumentTool_ShapeTool(self.doc.Main())
self.shape_tool = self.h_shape_tool.GetObject()
Interface_Static_SetCVal("write.step.schema", "AP214")
def export_STEPFile_Airconics(AirconicsShapes, filename):
""" Writes a Step file with names defined in the AirconicsShapes. This
function is not fully tested and should not yet be used.
Notes
-----
Work in progress
"""
print("This function is a work in progress. For now, use export_STEPFile")
# create an handle to a document
h_doc = Handle_TDocStd_Document()
# Create the application
app = XCAFApp_Application.GetApplication().GetObject()
app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
# Get root assembly
doc = h_doc.GetObject()
shape_tool = XCAFDoc_DocumentTool_ShapeTool(doc.Main()).GetObject()
# l_colors = XCAFDoc_DocumentTool_ColorTool(doc.Main())
# l_layers = XCAFDoc_DocumentTool_LayerTool(doc.Main())
# l_materials = XCAFDoc_DocumentTool_MaterialTool(doc.Main())
step_writer = STEPCAFControl_Writer()
step_writer.SetColorMode(True)
step_writer.SetLayerMode(True)
step_writer.SetNameMode(True)
# step_writer.SetMaterialMode(True)
for ACshape in AirconicsShapes:
for comp in ACshape.Components:
print("Writing {} to {}".format(comp, filename))
lbl = shape_tool.AddShape(ACshape.Components[comp])
name = TCollection_ExtendedString(comp)
# tdn = TDataStd_Name()
# tdn.Set(lbl, name)
step_writer.Transfer(lbl, STEPControl_AsIs)
status = step_writer.Write(filename)
assert (status == IFSelect_RetDone)
return status
def test_read_step_file(self):
''' Reads the previous step file '''
# create an handle to a document
h_doc = Handle_TDocStd_Document()
# Create the application
app = XCAFApp_Application.GetApplication().GetObject()
app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
# Get root assembly
doc = h_doc.GetObject()
h_shape_tool = XCAFDoc_DocumentTool_ShapeTool(doc.Main())
l_colors = XCAFDoc_DocumentTool_ColorTool(doc.Main())
step_reader = STEPCAFControl_Reader()
step_reader.SetColorMode(True)
step_reader.SetLayerMode(True)
step_reader.SetNameMode(True)
step_reader.SetMatMode(True)
status = step_reader.ReadFile("./test_io/test_ocaf.stp")
if status == IFSelect_RetDone:
step_reader.Transfer(doc.GetHandle())
labels = TDF_LabelSequence()
color_labels = TDF_LabelSequence()
shape_tool = h_shape_tool.GetObject()
h_shape_tool.GetObject().GetFreeShapes(labels)
assert (labels.Length() == 1)
sub_shapes_labels = TDF_LabelSequence()
assert (not shape_tool.IsAssembly(labels.Value(1)))
shape_tool.GetSubShapes(labels.Value(1), sub_shapes_labels)
assert (sub_shapes_labels.Length() == 0)
l_colors.GetObject().GetColors(color_labels)
assert (color_labels.Length() == 1)
label_shp = labels.Value(1)
a_shape = h_shape_tool.GetObject().GetShape(label_shp)
assert (not a_shape.IsNull())
XCAFDoc_DocumentTool_LayerTool,
XCAFDoc_DocumentTool_MaterialTool)
from OCC.STEPCAFControl import STEPCAFControl_Reader
from OCC.IFSelect import IFSelect_RetDone
from OCC.TDF import TDF_LabelSequence
from OCC.Display.SimpleGui import init_display
filename = './models/as1_pe_203.stp'
_shapes = []
# create an handle to a document
h_doc = Handle_TDocStd_Document()
# Create the application
app = XCAFApp_Application.GetApplication().GetObject()
app.NewDocument(TCollection_ExtendedString("MDTV-CAF"), h_doc)
# Get root assembly
doc = h_doc.GetObject()
h_shape_tool = XCAFDoc_DocumentTool_ShapeTool(doc.Main())
l_colors = XCAFDoc_DocumentTool_ColorTool(doc.Main())
l_layers = XCAFDoc_DocumentTool_LayerTool(doc.Main())
l_materials = XCAFDoc_DocumentTool_MaterialTool(doc.Main())
step_reader = STEPCAFControl_Reader()
step_reader.SetColorMode(True)
step_reader.SetLayerMode(True)
step_reader.SetNameMode(True)
step_reader.SetMatMode(True)
