def readSTLShape(fileName):
ts = TopoDS.TopoDS()
logging.info("Reading STL:'" + fileName + "'...")
#read stl file
shape = TopoDS.TopoDS_Shape()
stl_reader = StlAPI.StlAPI_Reader()
stl_reader.Read(shape, fileName)
logging.info("Fixing holes and degenerated Meshes...")
sf = ShapeFix.ShapeFix_Shape(shape)
sf.Perform()
fixedShape = sf.Shape()
logging.info("Making Solid from the Shell...")
#bb = BRepBuilderAPI.BRepBuilderAPI_MakeSolid(ts.Shell(fixedShape));
#bb.Build();
bb = ShapeFix.ShapeFix_Solid()
return bb.SolidFromShell(ts.Shell(fixedShape))
logging.info("Done.")
return bb.Solid()
def fixDefects(self):
"""
fixes a shape
"""
sf = ShapeFix.ShapeFix_Shape(self.shape)
sf.SetMaxTolerance(TOLERANCE)
msgRegistrator = ShapeExtend.ShapeExtend_MsgRegistrator()
sf.SetMsgRegistrator(msgRegistrator.GetHandle())
sf.Perform()
#log.info("ShapeFix Complete.");
#for i in range(0,18):
# log.info( "ShapeFix Status %d --> %s" % ( i, sf.Status(i) ));
fixedShape = sf.Shape()
#fixedShape = shape;
#if the resulting shape is a compound, we need to convert
#each shell to a solid, and then re-create a new compound of solids
"""
if fixedShape.ShapeType() == TopAbs.TopAbs_COMPOUND:
log.warn("Shape is a compound. Creating solids for each shell.");
builder= BRep.BRep_Builder();
newCompound = TopoDS.TopoDS_Compound();
#newCompound = TopoDS.TopoDS_CompSolid();
builder.MakeCompound(newCompound);
#builder.MakeCompSolid(newCompound);
for shell in Topo(fixedShape).shells():
solidBuilder = BRepBuilderAPI.BRepBuilderAPI_MakeSolid(shell);
solid = solidBuilder.Solid();
sa = SolidAnalyzer(solid);
print sa.friendlyDimensions();
builder.Add(newCompound, solid);
#time.sleep(4);
#Topology.dumpTopology(newCompound);
return newCompound; #return temporarily after the first one
else:
log.info("Making Solid from the Shell...");
solidBuilder = BRepBuilderAPI.BRepBuilderAPI_MakeSolid(ts.Shell(fixedShape));
return solidBuilder.Solid();
"""
self.shape = fixedShape
def fixShape(shape):
"""
fixes a shape
"""
log.info("Fixing holes and degenerated Meshes...")
sf = ShapeFix.ShapeFix_Shape(shape)
sf.SetMaxTolerance(TOLERANCE)
msgRegistrator = ShapeExtend.ShapeExtend_MsgRegistrator()
sf.SetMsgRegistrator(msgRegistrator.GetHandle())
sf.Perform()
log.info("ShapeFix Complete.")
for i in range(0, 18):
log.info("ShapeFix Status %d --> %s" % (i, sf.Status(i)))
fixedShape = sf.Shape()
#fixedShape = shape;
return fixedShape
#if the resulting shape is a compound, we need to convert
#each shell to a solid, and then re-create a new compound of solids
if fixedShape.ShapeType() == TopAbs.TopAbs_COMPOUND:
log.warn("Shape is a compound. Creating solids for each shell.")
builder = BRep.BRep_Builder()
newCompound = TopoDS.TopoDS_Compound()
#newCompound = TopoDS.TopoDS_CompSolid();
builder.MakeCompound(newCompound)
#builder.MakeCompSolid(newCompound);
for shell in Topo(fixedShape).shells():
solidBuilder = BRepBuilderAPI.BRepBuilderAPI_MakeSolid(shell)
solid = solidBuilder.Solid()
builder.Add(newCompound, solid)
#time.sleep(4);
#Topology.dumpTopology(newCompound);
return newCompound
#return temporarily after the first one
else:
log.info("Making Solid from the Shell...")
solidBuilder = BRepBuilderAPI.BRepBuilderAPI_MakeSolid(
ts.Shell(fixedShape))
return solidBuilder.Solid()
def __init__(self):
self.edges = [];
self.fixer = ShapeFix.ShapeFix_Wire();
self.wireData = ShapeExtend.ShapeExtend_WireData();