/
AppPartPy.cpp
1856 lines (1721 loc) · 75.7 KB
/
AppPartPy.cpp
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/***************************************************************************
* Copyright (c) Jürgen Riegel (juergen.riegel@web.de) 2002 *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <BRepAdaptor_Curve.hxx>
# include <BRepCheck_Analyzer.hxx>
# include <BRepPrimAPI_MakeBox.hxx>
# include <BRepPrimAPI_MakeCone.hxx>
# include <BRepPrimAPI_MakeTorus.hxx>
# include <BRepPrimAPI_MakeCylinder.hxx>
# include <BRepPrimAPI_MakeSphere.hxx>
# include <BRepPrimAPI_MakeRevolution.hxx>
# include <BRepPrim_Wedge.hxx>
# include <BRep_Builder.hxx>
# include <BRep_Tool.hxx>
# include <BRepLib.hxx>
# include <BRepBuilderAPI_MakeFace.hxx>
# include <BRepBuilderAPI_MakeEdge.hxx>
# include <BRepBuilderAPI_MakeWire.hxx>
# include <BRepBuilderAPI_MakePolygon.hxx>
# include <BRepBuilderAPI_MakeShell.hxx>
# include <BRepBuilderAPI_MakeSolid.hxx>
# include <BRepOffsetAPI_Sewing.hxx>
# include <BRepFill.hxx>
# include <BRepLib.hxx>
# include <gp_Circ.hxx>
# include <gp_Ax3.hxx>
# include <gp_Pnt.hxx>
# include <gp_Lin.hxx>
# include <GCE2d_MakeSegment.hxx>
# include <Geom2d_Line.hxx>
# include <Geom_Circle.hxx>
# include <Geom_Line.hxx>
# include <Geom_Plane.hxx>
# include <Geom_BSplineSurface.hxx>
# include <Geom_ConicalSurface.hxx>
# include <Geom_CylindricalSurface.hxx>
# include <Geom_OffsetSurface.hxx>
# include <GeomAPI_PointsToBSplineSurface.hxx>
# include <Geom_Circle.hxx>
# include <Geom_Plane.hxx>
# include <Geom2d_TrimmedCurve.hxx>
# include <Interface_Static.hxx>
# include <ShapeUpgrade_ShellSewing.hxx>
# include <Standard_ConstructionError.hxx>
# include <Standard_DomainError.hxx>
# include <TopoDS.hxx>
# include <TopoDS_Edge.hxx>
# include <TopoDS_Face.hxx>
# include <TopoDS_Wire.hxx>
# include <TopoDS_Shell.hxx>
# include <TopoDS_Solid.hxx>
# include <TopoDS_Compound.hxx>
# include <TopExp_Explorer.hxx>
# include <TColgp_HArray2OfPnt.hxx>
# include <TColStd_Array1OfReal.hxx>
# include <TColStd_Array1OfInteger.hxx>
# include <Precision.hxx>
# include <Standard_Version.hxx>
#endif
#include <CXX/Extensions.hxx>
#include <CXX/Objects.hxx>
#include <BRepOffsetAPI_ThruSections.hxx>
#include <BSplCLib.hxx>
#include <GeomFill_AppSurf.hxx>
#include <GeomFill_Line.hxx>
#include <GeomFill_Pipe.hxx>
#include <GeomFill_SectionGenerator.hxx>
#include <NCollection_List.hxx>
#include <BRepFill_Filling.hxx>
#include <Base/Console.h>
#include <Base/PyObjectBase.h>
#include <Base/Interpreter.h>
#include <Base/Exception.h>
#include <Base/FileInfo.h>
#include <Base/GeometryPyCXX.h>
#include <Base/VectorPy.h>
#include <App/Application.h>
#include <App/Document.h>
#include <App/DocumentObjectPy.h>
#include "OCCError.h"
#include "TopoShape.h"
#include "TopoShapePy.h"
#include "TopoShapeEdgePy.h"
#include "TopoShapeWirePy.h"
#include "TopoShapeFacePy.h"
#include "TopoShapeCompoundPy.h"
#include "TopoShapeCompSolidPy.h"
#include "TopoShapeSolidPy.h"
#include "TopoShapeShellPy.h"
#include "TopoShapeVertexPy.h"
#include "GeometryPy.h"
#include "GeometryCurvePy.h"
#include "BSplineSurfacePy.h"
#include "FeaturePartBox.h"
#include "FeaturePartCut.h"
#include "FeaturePartImportStep.h"
#include "FeaturePartImportIges.h"
#include "FeaturePartImportBrep.h"
#include "ImportIges.h"
#include "ImportStep.h"
#include "edgecluster.h"
#include "FaceMaker.h"
#ifdef FCUseFreeType
# include "FT2FC.h"
#endif
extern const char* BRepBuilderAPI_FaceErrorText(BRepBuilderAPI_FaceError fe);
#ifndef M_PI
#define M_PI 3.14159265358979323846 /* pi */
#endif
#ifndef M_PI_2
#define M_PI_2 1.57079632679489661923 /* pi/2 */
#endif
namespace Part {
struct EdgePoints {
gp_Pnt v1, v2;
std::list<TopoDS_Edge>::iterator it;
TopoDS_Edge edge;
};
PartExport std::list<TopoDS_Edge> sort_Edges(double tol3d, std::list<TopoDS_Edge>& edges)
{
tol3d = tol3d * tol3d;
std::list<EdgePoints> edge_points;
TopExp_Explorer xp;
for (std::list<TopoDS_Edge>::iterator it = edges.begin(); it != edges.end(); ++it) {
EdgePoints ep;
xp.Init(*it,TopAbs_VERTEX);
ep.v1 = BRep_Tool::Pnt(TopoDS::Vertex(xp.Current()));
xp.Next();
ep.v2 = BRep_Tool::Pnt(TopoDS::Vertex(xp.Current()));
ep.it = it;
ep.edge = *it;
edge_points.push_back(ep);
}
if (edge_points.empty())
return std::list<TopoDS_Edge>();
std::list<TopoDS_Edge> sorted;
gp_Pnt first, last;
first = edge_points.front().v1;
last = edge_points.front().v2;
sorted.push_back(edge_points.front().edge);
edges.erase(edge_points.front().it);
edge_points.erase(edge_points.begin());
while (!edge_points.empty()) {
// search for adjacent edge
std::list<EdgePoints>::iterator pEI;
for (pEI = edge_points.begin(); pEI != edge_points.end(); ++pEI) {
if (pEI->v1.SquareDistance(last) <= tol3d) {
last = pEI->v2;
sorted.push_back(pEI->edge);
edges.erase(pEI->it);
edge_points.erase(pEI);
pEI = edge_points.begin();
break;
}
else if (pEI->v2.SquareDistance(first) <= tol3d) {
first = pEI->v1;
sorted.push_front(pEI->edge);
edges.erase(pEI->it);
edge_points.erase(pEI);
pEI = edge_points.begin();
break;
}
else if (pEI->v2.SquareDistance(last) <= tol3d) {
last = pEI->v1;
Standard_Real first, last;
const Handle_Geom_Curve & curve = BRep_Tool::Curve(pEI->edge, first, last);
first = curve->ReversedParameter(first);
last = curve->ReversedParameter(last);
TopoDS_Edge edgeReversed = BRepBuilderAPI_MakeEdge(curve->Reversed(), last, first);
sorted.push_back(edgeReversed);
edges.erase(pEI->it);
edge_points.erase(pEI);
pEI = edge_points.begin();
break;
}
else if (pEI->v1.SquareDistance(first) <= tol3d) {
first = pEI->v2;
Standard_Real first, last;
const Handle_Geom_Curve & curve = BRep_Tool::Curve(pEI->edge, first, last);
first = curve->ReversedParameter(first);
last = curve->ReversedParameter(last);
TopoDS_Edge edgeReversed = BRepBuilderAPI_MakeEdge(curve->Reversed(), last, first);
sorted.push_front(edgeReversed);
edges.erase(pEI->it);
edge_points.erase(pEI);
pEI = edge_points.begin();
break;
}
}
if ((pEI == edge_points.end()) || (last.SquareDistance(first) <= tol3d)) {
// no adjacent edge found or polyline is closed
return sorted;
}
}
return sorted;
}
}
namespace Part {
class Module : public Py::ExtensionModule<Module>
{
public:
Module() : Py::ExtensionModule<Module>("Part")
{
add_varargs_method("open",&Module::open,
"open(string) -- Create a new document and load the file into the document."
);
add_varargs_method("insert",&Module::insert,
"insert(string,string) -- Insert the file into the given document."
);
add_varargs_method("export",&Module::exporter,
"export(list,string) -- Export a list of objects into a single file."
);
add_varargs_method("read",&Module::read,
"read(string) -- Load the file and return the shape."
);
add_varargs_method("show",&Module::show,
"show(shape) -- Add the shape to the active document or create one if no document exists."
);
add_varargs_method("makeCompound",&Module::makeCompound,
"makeCompound(list) -- Create a compound out of a list of shapes."
);
add_varargs_method("makeShell",&Module::makeShell,
"makeShell(list) -- Create a shell out of a list of faces."
);
add_varargs_method("makeFace",&Module::makeFace,
"makeFace(list_of_shapes_or_compound, maker_class_name) -- Create a face (faces) using facemaker class.\n"
"maker_class_name is a string like 'Part::FaceMakerSimple'."
);
add_varargs_method("makeFilledFace",&Module::makeFilledFace,
"makeFilledFace(list) -- Create a face out of a list of edges."
);
add_varargs_method("makeSolid",&Module::makeSolid,
"makeSolid(shape): Create a solid out of shells of shape. If shape is a compsolid, the overall volume solid is created."
);
add_varargs_method("makePlane",&Module::makePlane,
"makePlane(length,width,[pnt,dirZ,dirX]) -- Make a plane\n"
"By default pnt=Vector(0,0,0) and dirZ=Vector(0,0,1), dirX is ignored in this case"
);
add_varargs_method("makeBox",&Module::makeBox,
"makeBox(length,width,height,[pnt,dir]) -- Make a box located\n"
"in pnt with the dimensions (length,width,height)\n"
"By default pnt=Vector(0,0,0) and dir=Vector(0,0,1)"
);
add_varargs_method("makeWedge",&Module::makeWedge,
"makeWedge(xmin, ymin, zmin, z2min, x2min,\n"
"xmax, ymax, zmax, z2max, x2max,[pnt,dir])\n"
" -- Make a wedge located in pnt\n"
"By default pnt=Vector(0,0,0) and dir=Vector(0,0,1)"
);
add_varargs_method("makeLine",&Module::makeLine,
"makeLine((x1,y1,z1),(x2,y2,z2)) -- Make a line of two points"
);
add_varargs_method("makePolygon",&Module::makePolygon,
"makePolygon(list) -- Make a polygon of a list of points"
);
add_varargs_method("makeCircle",&Module::makeCircle,
"makeCircle(radius,[pnt,dir,angle1,angle2]) -- Make a circle with a given radius\n"
"By default pnt=Vector(0,0,0), dir=Vector(0,0,1), angle1=0 and angle2=360"
);
add_varargs_method("makeSphere",&Module::makeSphere,
"makeSphere(radius,[pnt, dir, angle1,angle2,angle3]) -- Make a sphere with a given radius\n"
"By default pnt=Vector(0,0,0), dir=Vector(0,0,1), angle1=0, angle2=90 and angle3=360"
);
add_varargs_method("makeCylinder",&Module::makeCylinder,
"makeCylinder(radius,height,[pnt,dir,angle]) -- Make a cylinder with a given radius and height\n"
"By default pnt=Vector(0,0,0),dir=Vector(0,0,1) and angle=360"
);
add_varargs_method("makeCone",&Module::makeCone,
"makeCone(radius1,radius2,height,[pnt,dir,angle]) -- Make a cone with given radii and height\n"
"By default pnt=Vector(0,0,0), dir=Vector(0,0,1) and angle=360"
);
add_varargs_method("makeTorus",&Module::makeTorus,
"makeTorus(radius1,radius2,[pnt,dir,angle1,angle2,angle]) -- Make a torus with a given radii and angles\n"
"By default pnt=Vector(0,0,0),dir=Vector(0,0,1),angle1=0,angle1=360 and angle=360"
);
add_varargs_method("makeHelix",&Module::makeHelix,
"makeHelix(pitch,height,radius,[angle]) -- Make a helix with a given pitch, height and radius\n"
"By default a cylindrical surface is used to create the helix. If the fourth parameter is set\n"
"(the apex given in degree) a conical surface is used instead"
);
add_varargs_method("makeLongHelix",&Module::makeLongHelix,
"makeLongHelix(pitch,height,radius,[angle],[hand]) -- Make a (multi-edge) helix with a given pitch, height and radius\n"
"By default a cylindrical surface is used to create the helix. If the fourth parameter is set\n"
"(the apex given in degree) a conical surface is used instead."
);
add_varargs_method("makeThread",&Module::makeThread,
"makeThread(pitch,depth,height,radius) -- Make a thread with a given pitch, depth, height and radius"
);
add_varargs_method("makeRevolution",&Module::makeRevolution,
"makeRevolution(Curve,[vmin,vmax,angle,pnt,dir,shapetype]) -- Make a revolved shape\n"
"by rotating the curve or a portion of it around an axis given by (pnt,dir).\n"
"By default vmin/vmax=bounds of the curve,angle=360,pnt=Vector(0,0,0) and\n"
"dir=Vector(0,0,1) and shapetype=Part.Solid"
);
add_varargs_method("makeRuledSurface",&Module::makeRuledSurface,
"makeRuledSurface(Edge|Wire,Edge|Wire) -- Make a ruled surface\n"
"Create a ruled surface out of two edges or wires. If wires are used then"
"these must have the same number of edges."
);
add_varargs_method("makeTube",&Module::makeTube,
"makeTube(edge,radius,[continuity,max degree,max segments]) -- Create a tube.\n"
"continuity is a string which must be 'C0','C1','C2','C3','CN','G1' or 'G1',"
);
add_varargs_method("makeSweepSurface",&Module::makeSweepSurface,
"makeSweepSurface(edge(path),edge(profile),[float]) -- Create a profile along a path."
);
add_varargs_method("makeLoft",&Module::makeLoft,
"makeLoft(list of wires,[solid=False,ruled=False,closed=False]) -- Create a loft shape."
);
add_varargs_method("makeWireString",&Module::makeWireString,
"makeWireString(string,fontdir,fontfile,height,[track]) -- Make list of wires in the form of a string's characters."
);
add_varargs_method("exportUnits",&Module::exportUnits,
"exportUnits([string=MM|M|IN]) -- Set units for exporting STEP/IGES files and returns the units."
);
add_varargs_method("setStaticValue",&Module::setStaticValue,
"setStaticValue(string,string|int|float) -- Set a name to a value The value can be a string, int or float."
);
add_varargs_method("cast_to_shape",&Module::cast_to_shape,
"cast_to_shape(shape) -- Cast to the actual shape type"
);
add_varargs_method("getSortedClusters",&Module::getSortedClusters,
"getSortedClusters(list of edges) -- Helper method to sort and cluster a variety of edges"
);
add_varargs_method("__sortEdges__",&Module::sortEdges,
"__sortEdges__(list of edges) -- Helper method to sort an unsorted list of edges so that afterwards\n"
"two adjacent edges share a common vertex"
);
add_varargs_method("sortEdges",&Module::sortEdges2,
"sortEdges(list of edges) -- Helper method to sort a list of edges into a list of list of connected edges"
);
add_varargs_method("__toPythonOCC__",&Module::toPythonOCC,
"__toPythonOCC__(shape) -- Helper method to convert an internal shape to pythonocc shape"
);
add_varargs_method("__fromPythonOCC__",&Module::fromPythonOCC,
"__fromPythonOCC__(occ) -- Helper method to convert a pythonocc shape to an internal shape"
);
initialize("This is a module working with shapes."); // register with Python
}
virtual ~Module() {}
private:
virtual Py::Object invoke_method_varargs(void *method_def, const Py::Tuple &args)
{
try {
return Py::ExtensionModule<Module>::invoke_method_varargs(method_def, args);
}
catch (const Standard_Failure &e) {
std::string str;
Standard_CString msg = e.GetMessageString();
str += typeid(e).name();
str += " ";
if (msg) {str += msg;}
else {str += "No OCCT Exception Message";}
Base::Console().Error("%s\n", str.c_str());
throw Py::Exception(Part::PartExceptionOCCError, str);
}
catch (const Base::Exception &e) {
std::string str;
str += "FreeCAD exception thrown (";
str += e.what();
str += ")";
e.ReportException();
throw Py::RuntimeError(str);
}
catch (const std::exception &e) {
std::string str;
str += "C++ exception thrown (";
str += e.what();
str += ")";
Base::Console().Error("%s\n", str.c_str());
throw Py::RuntimeError(str);
}
}
Py::Object open(const Py::Tuple& args)
{
char* Name;
if (!PyArg_ParseTuple(args.ptr(), "et","utf-8",&Name))
throw Py::Exception();
std::string EncodedName = std::string(Name);
PyMem_Free(Name);
//Base::Console().Log("Open in Part with %s",Name);
Base::FileInfo file(EncodedName.c_str());
// extract ending
if (file.extension().empty())
throw Py::RuntimeError("No file extension");
if (file.hasExtension("stp") || file.hasExtension("step")) {
// create new document and add Import feature
App::Document *pcDoc = App::GetApplication().newDocument("Unnamed");
#if 1
ImportStepParts(pcDoc,EncodedName.c_str());
#else
Part::ImportStep *pcFeature = (Part::ImportStep *)pcDoc->addObject("Part::ImportStep",file.fileNamePure().c_str());
pcFeature->FileName.setValue(Name);
#endif
pcDoc->recompute();
}
#if 1
else if (file.hasExtension("igs") || file.hasExtension("iges")) {
App::Document *pcDoc = App::GetApplication().newDocument("Unnamed");
ImportIgesParts(pcDoc,EncodedName.c_str());
pcDoc->recompute();
}
#endif
else {
TopoShape shape;
shape.read(EncodedName.c_str());
// create new document set loaded shape
App::Document *pcDoc = App::GetApplication().newDocument(file.fileNamePure().c_str());
Part::Feature *object = static_cast<Part::Feature *>(pcDoc->addObject
("Part::Feature",file.fileNamePure().c_str()));
object->Shape.setValue(shape);
pcDoc->recompute();
}
return Py::None();
}
Py::Object insert(const Py::Tuple& args)
{
char* Name;
const char* DocName;
if (!PyArg_ParseTuple(args.ptr(), "ets","utf-8",&Name,&DocName))
throw Py::Exception();
std::string EncodedName = std::string(Name);
PyMem_Free(Name);
//Base::Console().Log("Insert in Part with %s",Name);
Base::FileInfo file(EncodedName.c_str());
// extract ending
if (file.extension().empty())
throw Py::RuntimeError("No file extension");
App::Document *pcDoc = App::GetApplication().getDocument(DocName);
if (!pcDoc) {
pcDoc = App::GetApplication().newDocument(DocName);
}
if (file.hasExtension("stp") || file.hasExtension("step")) {
#if 1
ImportStepParts(pcDoc,EncodedName.c_str());
#else
// add Import feature
Part::ImportStep *pcFeature = (Part::ImportStep *)pcDoc->addObject("Part::ImportStep",file.fileNamePure().c_str());
pcFeature->FileName.setValue(Name);
#endif
pcDoc->recompute();
}
#if 1
else if (file.hasExtension("igs") || file.hasExtension("iges")) {
ImportIgesParts(pcDoc,EncodedName.c_str());
pcDoc->recompute();
}
#endif
else {
TopoShape shape;
shape.read(EncodedName.c_str());
Part::Feature *object = static_cast<Part::Feature *>(pcDoc->addObject
("Part::Feature",file.fileNamePure().c_str()));
object->Shape.setValue(shape);
pcDoc->recompute();
}
return Py::None();
}
Py::Object exporter(const Py::Tuple& args)
{
PyObject* object;
char* Name;
if (!PyArg_ParseTuple(args.ptr(), "Oet",&object,"utf-8",&Name))
throw Py::Exception();
std::string EncodedName = std::string(Name);
PyMem_Free(Name);
BRep_Builder builder;
TopoDS_Compound comp;
builder.MakeCompound(comp);
Py::Sequence list(object);
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
PyObject* item = (*it).ptr();
if (PyObject_TypeCheck(item, &(App::DocumentObjectPy::Type))) {
App::DocumentObject* obj = static_cast<App::DocumentObjectPy*>(item)->getDocumentObjectPtr();
if (obj->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
Part::Feature* part = static_cast<Part::Feature*>(obj);
const TopoDS_Shape& shape = part->Shape.getValue();
if (!shape.IsNull())
builder.Add(comp, shape);
}
else {
Base::Console().Message("'%s' is not a shape, export will be ignored.\n", obj->Label.getValue());
}
}
}
TopoShape shape(comp);
shape.write(EncodedName.c_str());
return Py::None();
}
Py::Object read(const Py::Tuple& args)
{
char* Name;
if (!PyArg_ParseTuple(args.ptr(), "et","utf-8",&Name))
throw Py::Exception();
std::string EncodedName = std::string(Name);
PyMem_Free(Name);
TopoShape* shape = new TopoShape();
shape->read(EncodedName.c_str());
return Py::asObject(new TopoShapePy(shape));
}
Py::Object show(const Py::Tuple& args)
{
PyObject *pcObj;
if (!PyArg_ParseTuple(args.ptr(), "O!", &(TopoShapePy::Type), &pcObj))
throw Py::Exception();
App::Document *pcDoc = App::GetApplication().getActiveDocument();
if (!pcDoc)
pcDoc = App::GetApplication().newDocument();
TopoShapePy* pShape = static_cast<TopoShapePy*>(pcObj);
Part::Feature *pcFeature = (Part::Feature *)pcDoc->addObject("Part::Feature", "Shape");
// copy the data
//TopoShape* shape = new MeshObject(*pShape->getTopoShapeObjectPtr());
pcFeature->Shape.setValue(pShape->getTopoShapePtr()->getShape());
pcDoc->recompute();
return Py::None();
}
Py::Object makeCompound(const Py::Tuple& args)
{
PyObject *pcObj;
if (!PyArg_ParseTuple(args.ptr(), "O", &pcObj))
throw Py::Exception();
BRep_Builder builder;
TopoDS_Compound Comp;
builder.MakeCompound(Comp);
try {
Py::Sequence list(pcObj);
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
if (PyObject_TypeCheck((*it).ptr(), &(Part::TopoShapePy::Type))) {
const TopoDS_Shape& sh = static_cast<TopoShapePy*>((*it).ptr())->
getTopoShapePtr()->getShape();
if (!sh.IsNull())
builder.Add(Comp, sh);
}
}
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
throw Py::Exception(PartExceptionOCCError, e->GetMessageString());
}
return Py::asObject(new TopoShapeCompoundPy(new TopoShape(Comp)));
}
Py::Object makeShell(const Py::Tuple& args)
{
PyObject *obj;
if (!PyArg_ParseTuple(args.ptr(), "O", &obj))
throw Py::Exception();
BRep_Builder builder;
TopoDS_Shape shape;
TopoDS_Shell shell;
//BRepOffsetAPI_Sewing mkShell;
builder.MakeShell(shell);
try {
Py::Sequence list(obj);
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
if (PyObject_TypeCheck((*it).ptr(), &(Part::TopoShapeFacePy::Type))) {
const TopoDS_Shape& sh = static_cast<TopoShapeFacePy*>((*it).ptr())->
getTopoShapePtr()->getShape();
if (!sh.IsNull())
builder.Add(shell, sh);
}
}
shape = shell;
BRepCheck_Analyzer check(shell);
if (!check.IsValid()) {
ShapeUpgrade_ShellSewing sewShell;
shape = sewShell.ApplySewing(shell);
}
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
throw Py::Exception(PartExceptionOCCError, e->GetMessageString());
}
return Py::asObject(new TopoShapeShellPy(new TopoShape(shape)));
}
Py::Object makeFace(const Py::Tuple& args)
{
try {
char* className = 0;
PyObject* pcPyShapeOrList = nullptr;
PyErr_Clear();
if (PyArg_ParseTuple(args.ptr(), "Os", &pcPyShapeOrList, &className)) {
std::unique_ptr<FaceMaker> fm = Part::FaceMaker::ConstructFromType(className);
//dump all supplied shapes to facemaker, no matter what type (let facemaker decide).
if (PySequence_Check(pcPyShapeOrList)){
Py::Sequence list(pcPyShapeOrList);
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
PyObject* item = (*it).ptr();
if (PyObject_TypeCheck(item, &(Part::TopoShapePy::Type))) {
const TopoDS_Shape& sh = static_cast<Part::TopoShapePy*>(item)->getTopoShapePtr()->getShape();
fm->addShape(sh);
} else {
throw Py::TypeError("Object is not a shape.");
}
}
} else if (PyObject_TypeCheck(pcPyShapeOrList, &(Part::TopoShapePy::Type))) {
const TopoDS_Shape& sh = static_cast<Part::TopoShapePy*>(pcPyShapeOrList)->getTopoShapePtr()->getShape();
if (sh.IsNull())
throw Base::Exception("Shape is null!");
if (sh.ShapeType() == TopAbs_COMPOUND)
fm->useCompound(TopoDS::Compound(sh));
else
fm->addShape(sh);
} else {
throw Py::Exception(PyExc_TypeError, "First argument is neither a shape nor list of shapes.");
}
fm->Build();
if(fm->Shape().IsNull())
return Py::asObject(new TopoShapePy(new TopoShape(fm->Shape())));
switch(fm->Shape().ShapeType()){
case TopAbs_FACE:
return Py::asObject(new TopoShapeFacePy(new TopoShape(fm->Shape())));
case TopAbs_COMPOUND:
return Py::asObject(new TopoShapeCompoundPy(new TopoShape(fm->Shape())));
default:
return Py::asObject(new TopoShapePy(new TopoShape(fm->Shape())));
}
}
throw Py::Exception(Base::BaseExceptionFreeCADError, std::string("Argument type signature not recognized. Should be either (list, string), or (shape, string)"));
} catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
throw Py::Exception(PartExceptionOCCError, e->GetMessageString());
} catch (Base::Exception &e){
throw Py::Exception(Base::BaseExceptionFreeCADError, e.what());
}
}
Py::Object makeFilledFace(const Py::Tuple& args)
{
// TODO: BRepFeat_SplitShape
PyObject *obj;
PyObject *surf=0;
if (!PyArg_ParseTuple(args.ptr(), "O|O!", &obj, &TopoShapeFacePy::Type, &surf))
throw Py::Exception();
// See also BRepOffsetAPI_MakeFilling
BRepFill_Filling builder;
try {
if (surf) {
const TopoDS_Shape& face = static_cast<TopoShapeFacePy*>(surf)->
getTopoShapePtr()->getShape();
if (!face.IsNull() && face.ShapeType() == TopAbs_FACE) {
builder.LoadInitSurface(TopoDS::Face(face));
}
}
Py::Sequence list(obj);
int numConstraints = 0;
for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) {
if (PyObject_TypeCheck((*it).ptr(), &(Part::TopoShapePy::Type))) {
const TopoDS_Shape& sh = static_cast<TopoShapePy*>((*it).ptr())->
getTopoShapePtr()->getShape();
if (!sh.IsNull()) {
if (sh.ShapeType() == TopAbs_EDGE) {
builder.Add(TopoDS::Edge(sh), GeomAbs_C0);
numConstraints++;
}
else if (sh.ShapeType() == TopAbs_FACE) {
builder.Add(TopoDS::Face(sh), GeomAbs_C0);
numConstraints++;
}
else if (sh.ShapeType() == TopAbs_VERTEX) {
const TopoDS_Vertex& v = TopoDS::Vertex(sh);
gp_Pnt pnt = BRep_Tool::Pnt(v);
builder.Add(pnt);
numConstraints++;
}
}
}
}
if (numConstraints == 0) {
throw Py::Exception(PartExceptionOCCError, "Failed to created face with no constraints");
}
builder.Build();
if (builder.IsDone()) {
return Py::asObject(new TopoShapeFacePy(new TopoShape(builder.Face())));
}
else {
throw Py::Exception(PartExceptionOCCError, "Failed to created face by filling edges");
}
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
throw Py::Exception(PartExceptionOCCError, e->GetMessageString());
}
}
Py::Object makeSolid(const Py::Tuple& args)
{
PyObject *obj;
if (!PyArg_ParseTuple(args.ptr(), "O!", &(TopoShapePy::Type), &obj))
throw Py::Exception();
try {
const TopoDS_Shape& shape = static_cast<TopoShapePy*>(obj)
->getTopoShapePtr()->getShape();
//first, if we were given a compsolid, try making a solid out of it
TopExp_Explorer CSExp (shape, TopAbs_COMPSOLID);
TopoDS_CompSolid compsolid;
int count=0;
for (; CSExp.More(); CSExp.Next()) {
++count;
compsolid = TopoDS::CompSolid(CSExp.Current());
if (count > 1)
break;
}
if (count == 0) {
//no compsolids. Get shells...
BRepBuilderAPI_MakeSolid mkSolid;
TopExp_Explorer anExp (shape, TopAbs_SHELL);
count=0;
for (; anExp.More(); anExp.Next()) {
++count;
mkSolid.Add(TopoDS::Shell(anExp.Current()));
}
if (count == 0)//no shells?
Standard_Failure::Raise("No shells or compsolids found in shape");
TopoDS_Solid solid = mkSolid.Solid();
BRepLib::OrientClosedSolid(solid);
return Py::asObject(new TopoShapeSolidPy(new TopoShape(solid)));
} else if (count == 1) {
BRepBuilderAPI_MakeSolid mkSolid(compsolid);
TopoDS_Solid solid = mkSolid.Solid();
return Py::asObject(new TopoShapeSolidPy(new TopoShape(solid)));
} else { // if (count > 1)
Standard_Failure::Raise("Only one compsolid can be accepted. Provided shape has more than one compsolid.");
return Py::None(); //prevents compiler warning
}
}
catch (Standard_Failure err) {
std::stringstream errmsg;
errmsg << "Creation of solid failed: " << err.GetMessageString();
throw Py::Exception(PartExceptionOCCError, errmsg.str().c_str());
}
}
Py::Object makePlane(const Py::Tuple& args)
{
double length, width;
PyObject *pPnt=0, *pDirZ=0, *pDirX=0;
if (!PyArg_ParseTuple(args.ptr(), "dd|O!O!O!", &length, &width,
&(Base::VectorPy::Type), &pPnt,
&(Base::VectorPy::Type), &pDirZ,
&(Base::VectorPy::Type), &pDirX))
throw Py::Exception();
if (length < Precision::Confusion()) {
throw Py::ValueError("length of plane too small");
}
if (width < Precision::Confusion()) {
throw Py::ValueError("width of plane too small");
}
try {
gp_Pnt p(0,0,0);
gp_Dir d(0,0,1);
if (pPnt) {
Base::Vector3d pnt = static_cast<Base::VectorPy*>(pPnt)->value();
p.SetCoord(pnt.x, pnt.y, pnt.z);
}
if (pDirZ) {
Base::Vector3d vec = static_cast<Base::VectorPy*>(pDirZ)->value();
d.SetCoord(vec.x, vec.y, vec.z);
}
Handle_Geom_Plane aPlane;
if (pDirX) {
Base::Vector3d vec = static_cast<Base::VectorPy*>(pDirX)->value();
gp_Dir dx;
dx.SetCoord(vec.x, vec.y, vec.z);
aPlane = new Geom_Plane(gp_Ax3(p, d, dx));
}
else {
aPlane = new Geom_Plane(p, d);
}
BRepBuilderAPI_MakeFace Face(aPlane, 0.0, length, 0.0, width
#if OCC_VERSION_HEX >= 0x060502
, Precision::Confusion()
#endif
);
return Py::asObject(new TopoShapeFacePy(new TopoShape((Face.Face()))));
}
catch (Standard_DomainError) {
throw Py::Exception(PartExceptionOCCDomainError, "creation of plane failed");
}
catch (Standard_Failure) {
throw Py::Exception(PartExceptionOCCError, "creation of plane failed");
}
}
Py::Object makeBox(const Py::Tuple& args)
{
double length, width, height;
PyObject *pPnt=0, *pDir=0;
if (!PyArg_ParseTuple(args.ptr(), "ddd|O!O!",
&length, &width, &height,
&(Base::VectorPy::Type), &pPnt,
&(Base::VectorPy::Type), &pDir))
throw Py::Exception();
if (length < Precision::Confusion()) {
throw Py::ValueError("length of box too small");
}
if (width < Precision::Confusion()) {
throw Py::ValueError("width of box too small");
}
if (height < Precision::Confusion()) {
throw Py::ValueError("height of box too small");
}
try {
gp_Pnt p(0,0,0);
gp_Dir d(0,0,1);
if (pPnt) {
Base::Vector3d pnt = static_cast<Base::VectorPy*>(pPnt)->value();
p.SetCoord(pnt.x, pnt.y, pnt.z);
}
if (pDir) {
Base::Vector3d vec = static_cast<Base::VectorPy*>(pDir)->value();
d.SetCoord(vec.x, vec.y, vec.z);
}
BRepPrimAPI_MakeBox mkBox(gp_Ax2(p,d), length, width, height);
TopoDS_Shape ResultShape = mkBox.Shape();
return Py::asObject(new TopoShapeSolidPy(new TopoShape(ResultShape)));
}
catch (Standard_DomainError) {
throw Py::Exception(PartExceptionOCCDomainError, "creation of box failed");
}
}
Py::Object makeWedge(const Py::Tuple& args)
{
double xmin, ymin, zmin, z2min, x2min, xmax, ymax, zmax, z2max, x2max;
PyObject *pPnt=0, *pDir=0;
if (!PyArg_ParseTuple(args.ptr(), "dddddddddd|O!O!",
&xmin, &ymin, &zmin, &z2min, &x2min, &xmax, &ymax, &zmax, &z2max, &x2max,
&(Base::VectorPy::Type), &pPnt, &(Base::VectorPy::Type), &pDir))
throw Py::Exception();
double dx = xmax-xmin;
double dy = ymax-ymin;
double dz = zmax-zmin;
double dz2 = z2max-z2min;
double dx2 = x2max-x2min;
if (dx < Precision::Confusion()) {
throw Py::ValueError("delta x of wedge too small");
}
if (dy < Precision::Confusion()) {
throw Py::ValueError("delta y of wedge too small");
}
if (dz < Precision::Confusion()) {
throw Py::ValueError("delta z of wedge too small");
}
if (dz2 < 0) {
throw Py::ValueError("delta z2 of wedge is negative");
}
if (dx2 < 0) {
throw Py::ValueError("delta x2 of wedge is negative");
}
try {
gp_Pnt p(0,0,0);
gp_Dir d(0,0,1);
if (pPnt) {
Base::Vector3d pnt = static_cast<Base::VectorPy*>(pPnt)->value();
p.SetCoord(pnt.x, pnt.y, pnt.z);
}
if (pDir) {
Base::Vector3d vec = static_cast<Base::VectorPy*>(pDir)->value();
d.SetCoord(vec.x, vec.y, vec.z);
}
BRepPrim_Wedge mkWedge(gp_Ax2(p,d), xmin, ymin, zmin, z2min, x2min, xmax, ymax, zmax, z2max, x2max);
BRepBuilderAPI_MakeSolid mkSolid;
mkSolid.Add(mkWedge.Shell());
return Py::asObject(new TopoShapeSolidPy(new TopoShape(mkSolid.Solid())));
}
catch (Standard_DomainError) {
throw Py::Exception(PartExceptionOCCDomainError, "creation of wedge failed");
}
}
Py::Object makeLine(const Py::Tuple& args)
{
PyObject *obj1, *obj2;
if (!PyArg_ParseTuple(args.ptr(), "OO", &obj1, &obj2))
throw Py::Exception();
Base::Vector3d pnt1, pnt2;
if (PyObject_TypeCheck(obj1, &(Base::VectorPy::Type))) {
pnt1 = static_cast<Base::VectorPy*>(obj1)->value();
}
else if (PyObject_TypeCheck(obj1, &PyTuple_Type)) {
pnt1 = Base::getVectorFromTuple<double>(obj1);
}
else {
throw Py::TypeError("first argument must either be vector or tuple");
}
if (PyObject_TypeCheck(obj2, &(Base::VectorPy::Type))) {
pnt2 = static_cast<Base::VectorPy*>(obj2)->value();
}
else if (PyObject_TypeCheck(obj2, &PyTuple_Type)) {
pnt2 = Base::getVectorFromTuple<double>(obj2);
}
else {
throw Py::TypeError("second argument must either be vector or tuple");
}
// Create directly the underlying line geometry
BRepBuilderAPI_MakeEdge makeEdge(gp_Pnt(pnt1.x, pnt1.y, pnt1.z),
gp_Pnt(pnt2.x, pnt2.y, pnt2.z));
const char *error=0;
switch (makeEdge.Error())
{
case BRepBuilderAPI_EdgeDone:
break; // ok
case BRepBuilderAPI_PointProjectionFailed:
error = "Point projection failed";
break;
case BRepBuilderAPI_ParameterOutOfRange:
error = "Parameter out of range";
break;
case BRepBuilderAPI_DifferentPointsOnClosedCurve:
error = "Different points on closed curve";
break;
case BRepBuilderAPI_PointWithInfiniteParameter:
error = "Point with infinite parameter";
break;
case BRepBuilderAPI_DifferentsPointAndParameter: