337 lines
14 KiB
C++
337 lines
14 KiB
C++
/***************************************************************************
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* Copyright (c) 2007 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <BRepAlgoAPI_Fuse.hxx>
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# include <BRepCheck_Analyzer.hxx>
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# include <Standard_Failure.hxx>
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# include <TopoDS_Iterator.hxx>
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# include <TopExp.hxx>
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# include <TopTools_IndexedMapOfShape.hxx>
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#endif
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#include <App/Application.h>
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#include <Base/Console.h>
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#include <Base/Parameter.h>
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#include "FeaturePartFuse.h"
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#include "TopoShape.h"
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#include "modelRefine.h"
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#include "TopoShapeOpCode.h"
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FC_LOG_LEVEL_INIT("Part",true,true);
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using namespace Part;
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PROPERTY_SOURCE(Part::Fuse, Part::Boolean)
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Fuse::Fuse() = default;
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BRepAlgoAPI_BooleanOperation* Fuse::makeOperation(const TopoDS_Shape& base, const TopoDS_Shape& tool) const
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{
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// Let's call algorithm computing a fuse operation:
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return new BRepAlgoAPI_Fuse(base, tool);
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}
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const char *Fuse::opCode() const
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{
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return Part::OpCodes::Fuse;
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}
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// ----------------------------------------------------
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PROPERTY_SOURCE(Part::MultiFuse, Part::Feature)
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MultiFuse::MultiFuse()
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{
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ADD_PROPERTY(Shapes,(nullptr));
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Shapes.setSize(0);
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ADD_PROPERTY_TYPE(History,(ShapeHistory()), "Boolean", (App::PropertyType)
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(App::Prop_Output|App::Prop_Transient|App::Prop_Hidden), "Shape history");
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History.setSize(0);
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ADD_PROPERTY_TYPE(Refine,(0),"Boolean",(App::PropertyType)(App::Prop_None),"Refine shape (clean up redundant edges) after this boolean operation");
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//init Refine property
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Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
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.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Part/Boolean");
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this->Refine.setValue(hGrp->GetBool("RefineModel", false));
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}
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short MultiFuse::mustExecute() const
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{
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if (Shapes.isTouched())
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return 1;
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return 0;
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}
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App::DocumentObjectExecReturn *MultiFuse::execute()
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{
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#ifndef FC_USE_TNP_FIX
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std::vector<TopoDS_Shape> shapes;
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std::vector<App::DocumentObject*> obj = Shapes.getValues();
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std::vector<App::DocumentObject*>::iterator it;
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for (it = obj.begin(); it != obj.end(); ++it) {
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shapes.push_back(Feature::getShape(*it));
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}
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bool argumentsAreInCompound = false;
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TopoDS_Shape compoundOfArguments;
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//if only one source shape, and it is a compound - fuse children of the compound
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if (shapes.size() == 1){
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compoundOfArguments = shapes[0];
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if (compoundOfArguments.ShapeType() == TopAbs_COMPOUND){
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shapes.clear();
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TopoDS_Iterator it2(compoundOfArguments);
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for (; it2.More(); it2.Next()) {
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const TopoDS_Shape& aChild = it2.Value();
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shapes.push_back(aChild);
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}
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argumentsAreInCompound = true;
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}
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}
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if (shapes.size() >= 2) {
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try {
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std::vector<ShapeHistory> history;
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BRepAlgoAPI_Fuse mkFuse;
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TopTools_ListOfShape shapeArguments,shapeTools;
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const TopoDS_Shape& shape = shapes.front();
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if (shape.IsNull())
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throw Base::RuntimeError("Input shape is null");
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shapeArguments.Append(shape);
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for (auto it2 = shapes.begin()+1; it2 != shapes.end(); ++it2) {
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if (it2->IsNull())
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throw Base::RuntimeError("Input shape is null");
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shapeTools.Append(*it2);
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}
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mkFuse.SetArguments(shapeArguments);
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mkFuse.SetTools(shapeTools);
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mkFuse.SetRunParallel(true);
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mkFuse.Build();
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if (!mkFuse.IsDone())
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throw Base::RuntimeError("MultiFusion failed");
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TopoDS_Shape resShape = mkFuse.Shape();
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for (const auto & it2 : shapes) {
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history.push_back(buildHistory(mkFuse, TopAbs_FACE, resShape, it2));
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}
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if (resShape.IsNull())
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throw Base::RuntimeError("Resulting shape is null");
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Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
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.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Part/Boolean");
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if (hGrp->GetBool("CheckModel", false)) {
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BRepCheck_Analyzer aChecker(resShape);
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if (! aChecker.IsValid() ) {
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return new App::DocumentObjectExecReturn("Resulting shape is invalid");
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}
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}
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if (this->Refine.getValue()) {
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try {
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TopoDS_Shape oldShape = resShape;
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BRepBuilderAPI_RefineModel mkRefine(oldShape);
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resShape = mkRefine.Shape();
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ShapeHistory hist = buildHistory(mkRefine, TopAbs_FACE, resShape, oldShape);
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for (auto & jt : history)
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jt = joinHistory(jt, hist);
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}
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catch (Standard_Failure&) {
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// do nothing
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}
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}
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this->Shape.setValue(resShape);
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if (argumentsAreInCompound){
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//combine histories of every child of source compound into one
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ShapeHistory overallHist;
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TopTools_IndexedMapOfShape facesOfCompound;
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TopAbs_ShapeEnum type = TopAbs_FACE;
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TopExp::MapShapes(compoundOfArguments, type, facesOfCompound);
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for (std::size_t iChild = 0; iChild < history.size(); iChild++){ //loop over children of source compound
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//for each face of a child, find the inex of the face in compound, and assign the corresponding right-hand-size of the history
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TopTools_IndexedMapOfShape facesOfChild;
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TopExp::MapShapes(shapes[iChild], type, facesOfChild);
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for(std::pair<const int,ShapeHistory::List> &histitem: history[iChild].shapeMap){ //loop over elements of history - that is - over faces of the child of source compound
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int iFaceInChild = histitem.first;
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ShapeHistory::List &iFacesInResult = histitem.second;
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const TopoDS_Shape& srcFace = facesOfChild(iFaceInChild + 1); //+1 to convert our 0-based to OCC 1-bsed conventions
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int iFaceInCompound = facesOfCompound.FindIndex(srcFace)-1;
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overallHist.shapeMap[iFaceInCompound] = iFacesInResult; //this may overwrite existing info if the same face is used in several children of compound. This shouldn't be a problem, because the histories should match anyway...
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}
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}
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history.clear();
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history.push_back(overallHist);
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}
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this->History.setValues(history);
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}
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catch (Standard_Failure& e) {
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return new App::DocumentObjectExecReturn(e.GetMessageString());
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}
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}
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else {
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throw Base::CADKernelError("Not enough shape objects linked");
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}
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return App::DocumentObject::StdReturn;
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#else
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std::vector<TopoShape> shapes;
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std::vector<App::DocumentObject*> obj = Shapes.getValues();
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std::vector<App::DocumentObject*>::iterator it;
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for (it = obj.begin(); it != obj.end(); ++it) {
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shapes.push_back(Feature::getTopoShape(*it));
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}
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bool argumentsAreInCompound = false;
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TopoShape compoundOfArguments;
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// if only one source shape, and it is a compound - fuse children of the compound
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if (shapes.size() == 1) {
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compoundOfArguments = shapes[0];
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if (compoundOfArguments.getShape().ShapeType() == TopAbs_COMPOUND) {
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shapes.clear();
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shapes = compoundOfArguments.getSubTopoShapes();
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argumentsAreInCompound = true;
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}
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}
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if (shapes.size() >= 2) {
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try {
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std::vector<ShapeHistory> history;
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BRepAlgoAPI_Fuse mkFuse;
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TopTools_ListOfShape shapeArguments, shapeTools;
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const TopoShape& shape = shapes.front();
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if (shape.isNull()) {
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throw Base::RuntimeError("Input shape is null");
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}
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shapeArguments.Append(shape.getShape());
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for (auto it2 = shapes.begin() + 1; it2 != shapes.end(); ++it2) {
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if (it2->isNull()) {
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throw Base::RuntimeError("Input shape is null");
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}
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shapeTools.Append(it2->getShape());
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}
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mkFuse.SetArguments(shapeArguments);
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mkFuse.SetTools(shapeTools);
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mkFuse.Build();
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if (!mkFuse.IsDone()) {
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throw Base::RuntimeError("MultiFusion failed");
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}
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// TopoDS_Shape resShape = mkFuse.Shape();
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TopoShape res(0);
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res.makeShapeWithElementMap(mkFuse.Shape(), MapperMaker(mkFuse), shapes, OpCodes::Fuse);
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for (const auto& it2 : shapes) {
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history.push_back(
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buildHistory(mkFuse, TopAbs_FACE, res.getShape(), it2.getShape()));
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}
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if (res.isNull()) {
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throw Base::RuntimeError("Resulting shape is null");
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}
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Base::Reference<ParameterGrp> hGrp = App::GetApplication()
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.GetUserParameter()
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.GetGroup("BaseApp")
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->GetGroup("Preferences")
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->GetGroup("Mod/Part/Boolean");
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if (hGrp->GetBool("CheckModel", false)) {
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BRepCheck_Analyzer aChecker(res.getShape());
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if (!aChecker.IsValid()) {
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return new App::DocumentObjectExecReturn("Resulting shape is invalid");
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}
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}
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if (this->Refine.getValue()) {
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try {
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TopoDS_Shape oldShape = res.getShape();
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BRepBuilderAPI_RefineModel mkRefine(oldShape);
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res.setShape(mkRefine.Shape());
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ShapeHistory hist =
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buildHistory(mkRefine, TopAbs_FACE, res.getShape(), oldShape);
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for (auto& jt : history) {
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jt = joinHistory(jt, hist);
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}
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}
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catch (Standard_Failure&) {
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// do nothing
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}
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}
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if (argumentsAreInCompound) {
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// combine histories of every child of source compound into one
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ShapeHistory overallHist;
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TopTools_IndexedMapOfShape facesOfCompound;
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TopAbs_ShapeEnum type = TopAbs_FACE;
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TopExp::MapShapes(compoundOfArguments.getShape(), type, facesOfCompound);
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for (std::size_t iChild = 0; iChild < history.size();
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iChild++) { // loop over children of source compound
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// for each face of a child, find the inex of the face in compound, and assign
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// the corresponding right-hand-size of the history
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TopTools_IndexedMapOfShape facesOfChild;
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TopExp::MapShapes(shapes[iChild].getShape(), type, facesOfChild);
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for (std::pair<const int, ShapeHistory::List>& histitem :
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history[iChild].shapeMap) { // loop over elements of history - that is -
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// over faces of the child of source compound
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int iFaceInChild = histitem.first;
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ShapeHistory::List& iFacesInResult = histitem.second;
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const TopoDS_Shape& srcFace = facesOfChild(
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iFaceInChild
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+ 1); //+1 to convert our 0-based to OCC 1-bsed conventions
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int iFaceInCompound = facesOfCompound.FindIndex(srcFace) - 1;
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overallHist.shapeMap[iFaceInCompound] =
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iFacesInResult; // this may overwrite existing info if the same face is
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// used in several children of compound. This shouldn't
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// be a problem, because the histories should match
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// anyway...
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}
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}
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history.clear();
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history.push_back(overallHist);
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}
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this->Shape.setValue(res);
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this->History.setValues(history);
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return Part::Feature::execute();
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}
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catch (Standard_Failure& e) {
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return new App::DocumentObjectExecReturn(e.GetMessageString());
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}
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}
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else {
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throw Base::CADKernelError("Not enough shape objects linked");
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}
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#endif
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}
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