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SketchObject.cpp
8414 lines (6904 loc) · 356 KB
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SketchObject.cpp
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/***************************************************************************
* Copyright (c) 2008 Jürgen Riegel <juergen.riegel@web.de> *
* *
* 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 <TopoDS_Shape.hxx>
# include <TopoDS_Face.hxx>
# include <TopoDS_Edge.hxx>
# include <TopoDS.hxx>
# include <TopExp_Explorer.hxx>
# include <gp_Pln.hxx>
# include <gp_Ax3.hxx>
# include <gp_Circ.hxx>
# include <gp_Elips.hxx>
# include <gp_Hypr.hxx>
# include <gp_Parab.hxx>
# include <BRepAdaptor_Surface.hxx>
# include <BRepAdaptor_Curve.hxx>
# include <BRep_Tool.hxx>
# include <Geom_Line.hxx>
# include <Geom_Plane.hxx>
# include <Geom_Circle.hxx>
# include <Geom_Ellipse.hxx>
# include <Geom_Hyperbola.hxx>
# include <Geom_Parabola.hxx>
# include <Geom_BSplineCurve.hxx>
# include <Geom_TrimmedCurve.hxx>
# include <Geom_OffsetCurve.hxx>
# include <GeomAPI_ProjectPointOnSurf.hxx>
# include <ProjLib_Plane.hxx>
# include <BRepOffsetAPI_NormalProjection.hxx>
# include <BRepBuilderAPI_MakeFace.hxx>
# include <BRepBuilderAPI_MakeEdge.hxx>
# include <GeomAPI_IntSS.hxx>
# include <BRepProj_Projection.hxx>
# include <GeomConvert_BSplineCurveKnotSplitting.hxx>
# include <TColStd_Array1OfInteger.hxx>
# include <GC_MakeCircle.hxx>
# include <Standard_Version.hxx>
# include <cmath>
# include <string>
# include <vector>
# include <boost_bind_bind.hpp>
//# include <QtGlobal>
#endif
#include <App/Application.h>
#include <App/Document.h>
#include <App/FeaturePythonPyImp.h>
#include <App/Part.h>
#include <Base/Writer.h>
#include <Base/Reader.h>
#include <Base/Tools.h>
#include <Base/Console.h>
#include <Base/Vector3D.h>
#include <App/OriginFeature.h>
#include <Mod/Part/App/Geometry.h>
#include <Mod/Part/App/DatumFeature.h>
#include <Mod/Part/App/BodyBase.h>
#include <Mod/Part/App/GeometryMigrationExtension.h>
#include <Mod/Sketcher/App/Sketch.h>
#include <Mod/Sketcher/App/SketchObjectPy.h>
#include <Mod/Sketcher/App/SketchGeometryExtensionPy.h>
#include <Mod/Sketcher/App/SolverGeometryExtension.h>
#include "SketchObject.h"
#undef DEBUG
//#define DEBUG
using namespace Sketcher;
using namespace Base;
namespace bp = boost::placeholders;
FC_LOG_LEVEL_INIT("Sketch",true,true)
const int GeoEnum::RtPnt = -1;
const int GeoEnum::HAxis = -1;
const int GeoEnum::VAxis = -2;
const int GeoEnum::RefExt = -3;
PROPERTY_SOURCE(Sketcher::SketchObject, Part::Part2DObject)
SketchObject::SketchObject()
{
ADD_PROPERTY_TYPE(Geometry, (0) ,"Sketch",(App::PropertyType)(App::Prop_None),"Sketch geometry");
ADD_PROPERTY_TYPE(Constraints, (0) ,"Sketch",(App::PropertyType)(App::Prop_None),"Sketch constraints");
ADD_PROPERTY_TYPE(ExternalGeometry,(0,0),"Sketch",(App::PropertyType)(App::Prop_None),"Sketch external geometry");
ADD_PROPERTY_TYPE(FullyConstrained, (false),"Sketch",(App::PropertyType)(App::Prop_Output|App::Prop_ReadOnly |App::Prop_Hidden),"Sketch is fully constrained");
Geometry.setOrderRelevant(true);
allowOtherBody = true;
allowUnaligned = true;
for (std::vector<Part::Geometry *>::iterator it=ExternalGeo.begin(); it != ExternalGeo.end(); ++it)
if (*it) delete *it;
ExternalGeo.clear();
auto HLine = GeometryTypedFacade<Part::GeomLineSegment>::getTypedFacade();
auto VLine = GeometryTypedFacade<Part::GeomLineSegment>::getTypedFacade();
HLine->getTypedGeometry()->setPoints(Base::Vector3d(0,0,0),Base::Vector3d(1,0,0));
VLine->getTypedGeometry()->setPoints(Base::Vector3d(0,0,0),Base::Vector3d(0,1,0));
HLine->setConstruction(true);
VLine->setConstruction(true);
ExternalGeo.push_back(HLine->getGeometry());
ExternalGeo.push_back(VLine->getGeometry());
rebuildVertexIndex();
lastDoF=0;
lastHasConflict=false;
lastHasRedundancies=false;
lastHasPartialRedundancies=false;
lastHasMalformedConstraints=false;
lastSolverStatus=0;
lastSolveTime=0;
solverNeedsUpdate=false;
noRecomputes=false;
ExpressionEngine.setValidator(boost::bind(&Sketcher::SketchObject::validateExpression, this, bp::_1, bp::_2));
constraintsRemovedConn = Constraints.signalConstraintsRemoved.connect(boost::bind(&Sketcher::SketchObject::constraintsRemoved, this, bp::_1));
constraintsRenamedConn = Constraints.signalConstraintsRenamed.connect(boost::bind(&Sketcher::SketchObject::constraintsRenamed, this, bp::_1));
analyser = new SketchAnalysis(this);
internaltransaction=false;
managedoperation=false;
}
SketchObject::~SketchObject()
{
for (std::vector<Part::Geometry *>::iterator it=ExternalGeo.begin(); it != ExternalGeo.end(); ++it)
if (*it) delete *it;
ExternalGeo.clear();
delete analyser;
}
short SketchObject::mustExecute() const
{
if (Geometry.isTouched())
return 1;
if (Constraints.isTouched())
return 1;
if (ExternalGeometry.isTouched())
return 1;
return Part2DObject::mustExecute();
}
App::DocumentObjectExecReturn *SketchObject::execute(void)
{
try {
App::DocumentObjectExecReturn* rtn = Part2DObject::execute();//to positionBySupport
if(rtn!=App::DocumentObject::StdReturn)
//error
return rtn;
}
catch (const Base::Exception& e) {
return new App::DocumentObjectExecReturn(e.what());
}
// setup and diagnose the sketch
try {
rebuildExternalGeometry();
Constraints.acceptGeometry(getCompleteGeometry());
}
catch (const Base::Exception& e) {
Base::Console().Error("%s\nClear constraints to external geometry\n", e.what());
// we cannot trust the constraints of external geometries, so remove them
delConstraintsToExternal();
}
// This includes a regular solve including full geometry update, except when an error
// ensues
int err = this->solve(true);
if (err == -4) { // over-constrained sketch
std::string msg="Over-constrained sketch\n";
appendConflictMsg(lastConflicting, msg);
return new App::DocumentObjectExecReturn(msg.c_str(),this);
}
else if (err == -3) { // conflicting constraints
std::string msg="Sketch with conflicting constraints\n";
appendConflictMsg(lastConflicting, msg);
return new App::DocumentObjectExecReturn(msg.c_str(),this);
}
else if (err == -2) { // redundant constraints
std::string msg="Sketch with redundant constraints\n";
appendRedundantMsg(lastRedundant, msg);
return new App::DocumentObjectExecReturn(msg.c_str(),this);
}
else if (err == -5) {
std::string msg="Sketch with malformed constraints\n";
appendMalformedConstraintsMsg(lastMalformedConstraints, msg);
return new App::DocumentObjectExecReturn(msg.c_str(),this);
}
else if (err == -1) { // Solver failed
return new App::DocumentObjectExecReturn("Solving the sketch failed",this);
}
// this is not necessary for sketch representation in edit mode, unless we want to trigger an update of
// the objects that depend on this sketch (like pads)
Shape.setValue(solvedSketch.toShape());
return App::DocumentObject::StdReturn;
}
int SketchObject::hasConflicts(void) const
{
if (lastDoF < 0) // over-constrained sketch
return -2;
if (solvedSketch.hasConflicts()) // conflicting constraints
return -1;
return 0;
}
void SketchObject::retrieveSolverDiagnostics()
{
lastHasConflict = solvedSketch.hasConflicts();
lastHasRedundancies = solvedSketch.hasRedundancies();
lastHasPartialRedundancies = solvedSketch.hasPartialRedundancies();
lastHasMalformedConstraints = solvedSketch.hasMalformedConstraints();
lastConflicting=solvedSketch.getConflicting();
lastRedundant=solvedSketch.getRedundant();
lastPartiallyRedundant=solvedSketch.getPartiallyRedundant();
lastMalformedConstraints=solvedSketch.getMalformedConstraints();
}
int SketchObject::solve(bool updateGeoAfterSolving/*=true*/)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
// Reset the initial movement in case of a dragging operation was ongoing on the solver.
solvedSketch.resetInitMove();
// if updateGeoAfterSolving=false, the solver information is updated, but the Sketch is nothing
// updated. It is useful to avoid triggering an OnChange when the goeometry did not change but
// the solver needs to be updated.
// We should have an updated Sketcher (sketchobject) geometry or this solve() should not have happened
// therefore we update our sketch solver geometry with the SketchObject one.
//
// set up a sketch (including dofs counting and diagnosing of conflicts)
lastDoF = solvedSketch.setUpSketch(getCompleteGeometry(), Constraints.getValues(),
getExternalGeometryCount());
FullyConstrained.setValue(lastDoF == 0);
// At this point we have the solver information about conflicting/redundant/over-constrained, but the sketch is NOT solved.
// Some examples:
// Redundant: a vertical line, a horizontal line and an angle constraint of 90 degrees between the two lines
// Conflicting: a 80 degrees angle between a vertical line and another line, then adding a horizontal constraint to that other line
// OverConstrained: a conflicting constraint when all other DoF are already constrained (it has more constraints than parameters and the extra constraints are not redundant)
solverNeedsUpdate=false;
retrieveSolverDiagnostics();
lastSolveTime=0.0;
lastSolverStatus=GCS::Failed; // Failure is default for notifying the user unless otherwise proven
int err=0;
// redundancy is a lower priority problem than conflict/over-constraint/solver error
// we set it here because we are indeed going to solve, as we can. However, we still want to
// provide the right error code.
if (lastHasRedundancies) { // redundant constraints
err = -2;
}
if (lastDoF < 0) { // over-constrained sketch
err = -4;
}
else if (lastHasConflict) { // conflicting constraints
// The situation is exactly the same as in the over-constrained situation.
err = -3;
}
else if (lastHasMalformedConstraints) {
err = -5;
}
else {
lastSolverStatus=solvedSketch.solve();
if (lastSolverStatus != 0){ // solving
err = -1;
}
}
if(lastHasMalformedConstraints) {
Base::Console().Error("Sketch %s has malformed constraints!\n",this->getNameInDocument());
}
if(lastHasPartialRedundancies) {
Base::Console().Warning("Sketch %s has partially redundant constraints!\n",this->getNameInDocument());
}
lastSolveTime=solvedSketch.getSolveTime();
if (err == 0 && updateGeoAfterSolving) {
// set the newly solved geometry
std::vector<Part::Geometry *> geomlist = solvedSketch.extractGeometry();
Geometry.setValues(geomlist);
for (std::vector<Part::Geometry *>::iterator it = geomlist.begin(); it != geomlist.end(); ++it)
if (*it) delete *it;
}
else if(err <0) {
// if solver failed, invalid constraints were likely added before solving
// (see solve in addConstraint), so solver information is definitely invalid.
this->Constraints.touch();
}
return err;
}
int SketchObject::setDatum(int ConstrId, double Datum)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
// set the changed value for the constraint
if (this->Constraints.hasInvalidGeometry())
return -6;
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
ConstraintType type = vals[ConstrId]->Type;
if (!vals[ConstrId]->isDimensional() &&
type != Tangent && //for tangent, value==0 is autodecide, value==Pi/2 is external and value==-Pi/2 is internal
type != Perpendicular)
return -1;
if ((type == Distance || type == Radius || type == Diameter || type == Weight) && Datum <= 0)
return (Datum == 0) ? -5 : -4;
// copy the list
std::vector<Constraint *> newVals(vals);
double oldDatum = newVals[ConstrId]->getValue();
newVals[ConstrId] = newVals[ConstrId]->clone();
newVals[ConstrId]->setValue(Datum);
this->Constraints.setValues(std::move(newVals));
int err = solve();
if (err)
this->Constraints.getValues()[ConstrId]->setValue(oldDatum); // newVals is a shell now
return err;
}
int SketchObject::setDriving(int ConstrId, bool isdriving)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
int ret = testDrivingChange(ConstrId, isdriving);
if(ret < 0)
return ret;
// copy the list
std::vector<Constraint *> newVals(vals);
newVals[ConstrId] = newVals[ConstrId]->clone();
newVals[ConstrId]->isDriving = isdriving;
this->Constraints.setValues(std::move(newVals));
if (!isdriving)
setExpression(Constraints.createPath(ConstrId), std::shared_ptr<App::Expression>());
if(noRecomputes) // if we do not have a recompute, the sketch must be solved to update the DoF of the solver
solve();
return 0;
}
int SketchObject::getDriving(int ConstrId, bool &isdriving)
{
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
if (!vals[ConstrId]->isDimensional())
return -1;
isdriving=vals[ConstrId]->isDriving;
return 0;
}
int SketchObject::toggleDriving(int ConstrId)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
int ret = testDrivingChange(ConstrId,!vals[ConstrId]->isDriving);
if(ret<0)
return ret;
const auto geof1 = getGeometryFacade(vals[ConstrId]->First);
const auto geof2 = getGeometryFacade(vals[ConstrId]->Second);
const auto geof3 = getGeometryFacade(vals[ConstrId]->Third);
bool extorconstructionpoint1 = (vals[ConstrId]->First == Constraint::GeoUndef) ||
(vals[ConstrId]->First < 0) ||
(geof1 && geof1->isGeoType(Part::GeomPoint::getClassTypeId()) && geof1->getConstruction() == true);
bool extorconstructionpoint2 = (vals[ConstrId]->Second == Constraint::GeoUndef)||
(vals[ConstrId]->Second < 0) ||
(geof2 && geof2->isGeoType(Part::GeomPoint::getClassTypeId()) && geof2->getConstruction() == true);
bool extorconstructionpoint3 = (vals[ConstrId]->Third == Constraint::GeoUndef) ||
(vals[ConstrId]->Third < 0) ||
(geof3 && geof3->isGeoType(Part::GeomPoint::getClassTypeId()) && geof3->getConstruction() == true);
if (extorconstructionpoint1 && extorconstructionpoint2 && extorconstructionpoint3 && vals[ConstrId]->isDriving==false)
return -4;
// copy the list
std::vector<Constraint *> newVals(vals);
// clone the changed Constraint
Constraint *constNew = vals[ConstrId]->clone();
constNew->isDriving = !constNew->isDriving;
newVals[ConstrId] = constNew;
this->Constraints.setValues(std::move(newVals));
if (!constNew->isDriving)
setExpression(Constraints.createPath(ConstrId), std::shared_ptr<App::Expression>());
if(noRecomputes) // if we do not have a recompute, the sketch must be solved to update the DoF of the solver
solve();
return 0;
}
int SketchObject::testDrivingChange(int ConstrId, bool isdriving)
{
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
if (!vals[ConstrId]->isDimensional())
return -2;
if (!(vals[ConstrId]->First>=0 || vals[ConstrId]->Second>=0 || vals[ConstrId]->Third>=0) && isdriving==true)
return -3; // a constraint that does not have at least one element as not-external-geometry can never be driving.
return 0;
}
int SketchObject::setActive(int ConstrId, bool isactive)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
// copy the list
std::vector<Constraint *> newVals(vals);
// clone the changed Constraint
Constraint *constNew = vals[ConstrId]->clone();
constNew->isActive = isactive;
newVals[ConstrId] = constNew;
this->Constraints.setValues(std::move(newVals));
if(noRecomputes) // if we do not have a recompute, the sketch must be solved to update the DoF of the solver
solve();
return 0;
}
int SketchObject::getActive(int ConstrId, bool &isactive)
{
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
isactive = vals[ConstrId]->isActive;
return 0;
}
int SketchObject::toggleActive(int ConstrId)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
// copy the list
std::vector<Constraint *> newVals(vals);
// clone the changed Constraint
Constraint *constNew = vals[ConstrId]->clone();
constNew->isActive = !constNew->isActive;
newVals[ConstrId] = constNew;
this->Constraints.setValues(std::move(newVals));
if(noRecomputes) // if we do not have a recompute, the sketch must be solved to update the DoF of the solver
solve();
return 0;
}
/// Make all dimensionals Driving/non-Driving
int SketchObject::setDatumsDriving(bool isdriving)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
std::vector<Constraint *> newVals(vals);
for(size_t i=0; i<newVals.size(); i++) {
if (!testDrivingChange(i, isdriving)) {
newVals[i] = newVals[i]->clone();
newVals[i]->isDriving = isdriving;
}
}
this->Constraints.setValues(std::move(newVals));
const std::vector<Constraint *> &uvals = this->Constraints.getValues(); // newVals is a shell now
for (size_t i = 0; i < uvals.size(); i++) {
if (!isdriving && uvals[i]->isDimensional())
setExpression(Constraints.createPath(i), std::shared_ptr<App::Expression>());
}
if (noRecomputes) // if we do not have a recompute, the sketch must be solved to update the DoF of the solver
solve();
return 0;
}
int SketchObject::moveDatumsToEnd(void)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
std::vector<Constraint *> copy(vals);
std::vector<Constraint *> newVals(vals.size());
int addindex= copy.size()-1;
// add the dimensionals at the end
for (int i= copy.size()-1 ; i >= 0; i--) {
if(copy[i]->isDimensional()) {
newVals[addindex] = copy[i];
addindex--;
}
}
// add the non-dimensionals
for (int i = copy.size()-1; i >= 0; i--) {
if(!copy[i]->isDimensional()) {
newVals[addindex] = copy[i];
addindex--;
}
}
this->Constraints.setValues(std::move(newVals));
if (noRecomputes) // if we do not have a recompute, the sketch must be solved to update the DoF of the solver
solve();
return 0;
}
int SketchObject::setVirtualSpace(int ConstrId, bool isinvirtualspace)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
// copy the list
std::vector<Constraint *> newVals(vals);
// clone the changed Constraint
Constraint *constNew = vals[ConstrId]->clone();
constNew->isInVirtualSpace = isinvirtualspace;
newVals[ConstrId] = constNew;
this->Constraints.setValues(std::move(newVals));
return 0;
}
int SketchObject::setVirtualSpace(std::vector<int> constrIds, bool isinvirtualspace)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
if (constrIds.empty())
return 0;
std::sort(constrIds.begin(),constrIds.end());
const std::vector< Constraint * > &vals = this->Constraints.getValues();
if (constrIds.front() < 0 || constrIds.back() >= int(vals.size()))
return -1;
std::vector< Constraint * > newVals(vals);
for(auto cid : constrIds) {
// clone the changed Constraint
if(vals[cid]->isInVirtualSpace != isinvirtualspace) {
Constraint *constNew = vals[cid]->clone();
constNew->isInVirtualSpace = isinvirtualspace;
newVals[cid] = constNew;
}
}
this->Constraints.setValues(std::move(newVals));
return 0;
}
int SketchObject::getVirtualSpace(int ConstrId, bool &isinvirtualspace) const
{
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
isinvirtualspace=vals[ConstrId]->isInVirtualSpace;
return 0;
}
int SketchObject::toggleVirtualSpace(int ConstrId)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector<Constraint *> &vals = this->Constraints.getValues();
if (ConstrId < 0 || ConstrId >= int(vals.size()))
return -1;
// copy the list
std::vector<Constraint *> newVals(vals);
// clone the changed Constraint
Constraint *constNew = vals[ConstrId]->clone();
constNew->isInVirtualSpace = !constNew->isInVirtualSpace;
newVals[ConstrId] = constNew;
this->Constraints.setValues(std::move(newVals));
return 0;
}
int SketchObject::setUpSketch()
{
lastDoF = solvedSketch.setUpSketch(getCompleteGeometry(), Constraints.getValues(),
getExternalGeometryCount());
retrieveSolverDiagnostics();
if(lastHasRedundancies || lastDoF < 0 || lastHasConflict || lastHasMalformedConstraints || lastHasPartialRedundancies)
Constraints.touch();
return lastDoF;
}
int SketchObject::movePoint(int GeoId, PointPos PosId, const Base::Vector3d& toPoint, bool relative, bool updateGeoBeforeMoving)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
// if we are moving a point at SketchObject level, we need to start from a solved sketch
// if we have conflicts we can forget about moving. However, there is the possibility that we
// need to do programmatically moves of new geometry that has not been solved yet and that because
// they were programmatically generated won't generate a conflict. This is the case of Fillet for
// example. This is why exceptionally, it may be required to update the sketch geometry to that of
// of SketchObject upon moving. => use updateGeometry parameter = true then
if(updateGeoBeforeMoving || solverNeedsUpdate) {
lastDoF = solvedSketch.setUpSketch(getCompleteGeometry(), Constraints.getValues(),
getExternalGeometryCount());
retrieveSolverDiagnostics();
solverNeedsUpdate=false;
}
if (lastDoF < 0) // over-constrained sketch
return -1;
if (lastHasConflict) // conflicting constraints
return -1;
// move the point and solve
lastSolverStatus = solvedSketch.movePoint(GeoId, PosId, toPoint, relative);
// moving the point can not result in a conflict that we did not have
// or a redundancy that we did not have before, or a change of DoF
if (lastSolverStatus == 0) {
std::vector<Part::Geometry *> geomlist = solvedSketch.extractGeometry();
Geometry.setValues(geomlist);
//Constraints.acceptGeometry(getCompleteGeometry());
for (std::vector<Part::Geometry *>::iterator it=geomlist.begin(); it != geomlist.end(); ++it) {
if (*it) delete *it;
}
}
solvedSketch.resetInitMove(); // reset solver point moving mechanism
return lastSolverStatus;
}
Base::Vector3d SketchObject::getPoint(int GeoId, PointPos PosId) const
{
if(!(GeoId == H_Axis || GeoId == V_Axis
|| (GeoId <= getHighestCurveIndex() && GeoId >= -getExternalGeometryCount()) ))
throw Base::ValueError("SketchObject::getPoint. Invalid GeoId was supplied.");
const Part::Geometry *geo = getGeometry(GeoId);
if (geo->getTypeId() == Part::GeomPoint::getClassTypeId()) {
const Part::GeomPoint *p = static_cast<const Part::GeomPoint*>(geo);
if (PosId == start || PosId == mid || PosId == end)
return p->getPoint();
} else if (geo->getTypeId() == Part::GeomLineSegment::getClassTypeId()) {
const Part::GeomLineSegment *lineSeg = static_cast<const Part::GeomLineSegment*>(geo);
if (PosId == start)
return lineSeg->getStartPoint();
else if (PosId == end)
return lineSeg->getEndPoint();
} else if (geo->getTypeId() == Part::GeomCircle::getClassTypeId()) {
const Part::GeomCircle *circle = static_cast<const Part::GeomCircle*>(geo);
if (PosId == mid)
return circle->getCenter();
} else if (geo->getTypeId() == Part::GeomEllipse::getClassTypeId()) {
const Part::GeomEllipse *ellipse = static_cast<const Part::GeomEllipse*>(geo);
if (PosId == mid)
return ellipse->getCenter();
} else if (geo->getTypeId() == Part::GeomArcOfCircle::getClassTypeId()) {
const Part::GeomArcOfCircle *aoc = static_cast<const Part::GeomArcOfCircle*>(geo);
if (PosId == start)
return aoc->getStartPoint(/*emulateCCW=*/true);
else if (PosId == end)
return aoc->getEndPoint(/*emulateCCW=*/true);
else if (PosId == mid)
return aoc->getCenter();
} else if (geo->getTypeId() == Part::GeomArcOfEllipse::getClassTypeId()) {
const Part::GeomArcOfEllipse *aoc = static_cast<const Part::GeomArcOfEllipse*>(geo);
if (PosId == start)
return aoc->getStartPoint(/*emulateCCW=*/true);
else if (PosId == end)
return aoc->getEndPoint(/*emulateCCW=*/true);
else if (PosId == mid)
return aoc->getCenter();
} else if (geo->getTypeId() == Part::GeomArcOfHyperbola::getClassTypeId()) {
const Part::GeomArcOfHyperbola *aoh = static_cast<const Part::GeomArcOfHyperbola*>(geo);
if (PosId == start)
return aoh->getStartPoint();
else if (PosId == end)
return aoh->getEndPoint();
else if (PosId == mid)
return aoh->getCenter();
} else if (geo->getTypeId() == Part::GeomArcOfParabola::getClassTypeId()) {
const Part::GeomArcOfParabola *aop = static_cast<const Part::GeomArcOfParabola*>(geo);
if (PosId == start)
return aop->getStartPoint();
else if (PosId == end)
return aop->getEndPoint();
else if (PosId == mid)
return aop->getCenter();
} else if (geo->getTypeId() == Part::GeomBSplineCurve::getClassTypeId()) {
const Part::GeomBSplineCurve *bsp = static_cast<const Part::GeomBSplineCurve*>(geo);
if (PosId == start)
return bsp->getStartPoint();
else if (PosId == end)
return bsp->getEndPoint();
}
return Base::Vector3d();
}
int SketchObject::getAxisCount(void) const
{
const std::vector< Part::Geometry * > &vals = getInternalGeometry();
int count=0;
for (std::vector<Part::Geometry *>::const_iterator geo=vals.begin();
geo != vals.end(); geo++)
if ((*geo) && GeometryFacade::getConstruction(*geo) &&
(*geo)->getTypeId() == Part::GeomLineSegment::getClassTypeId())
count++;
return count;
}
Base::Axis SketchObject::getAxis(int axId) const
{
if (axId == H_Axis || axId == V_Axis || axId == N_Axis)
return Part::Part2DObject::getAxis(axId);
const std::vector< Part::Geometry * > &vals = getInternalGeometry();
int count=0;
for (std::vector<Part::Geometry *>::const_iterator geo=vals.begin();
geo != vals.end(); geo++)
if ((*geo) && GeometryFacade::getConstruction(*geo) &&
(*geo)->getTypeId() == Part::GeomLineSegment::getClassTypeId()) {
if (count == axId) {
Part::GeomLineSegment *lineSeg = static_cast<Part::GeomLineSegment*>(*geo);
Base::Vector3d start = lineSeg->getStartPoint();
Base::Vector3d end = lineSeg->getEndPoint();
return Base::Axis(start, end-start);
}
count++;
}
return Base::Axis();
}
void SketchObject::acceptGeometry()
{
Constraints.acceptGeometry(getCompleteGeometry());
rebuildVertexIndex();
}
bool SketchObject::isSupportedGeometry(const Part::Geometry *geo) const
{
if (geo->getTypeId() == Part::GeomPoint::getClassTypeId() ||
geo->getTypeId() == Part::GeomCircle::getClassTypeId() ||
geo->getTypeId() == Part::GeomEllipse::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfCircle::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfEllipse::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfHyperbola::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfParabola::getClassTypeId() ||
geo->getTypeId() == Part::GeomBSplineCurve::getClassTypeId() ||
geo->getTypeId() == Part::GeomLineSegment::getClassTypeId()) {
return true;
}
if (geo->getTypeId() == Part::GeomTrimmedCurve::getClassTypeId()) {
Handle(Geom_TrimmedCurve) trim = Handle(Geom_TrimmedCurve)::DownCast(geo->handle());
Handle(Geom_Circle) circle = Handle(Geom_Circle)::DownCast(trim->BasisCurve());
Handle(Geom_Ellipse) ellipse = Handle(Geom_Ellipse)::DownCast(trim->BasisCurve());
if (!circle.IsNull() || !ellipse.IsNull()) {
return true;
}
}
return false;
}
std::vector<Part::Geometry *> SketchObject::supportedGeometry(const std::vector<Part::Geometry *> &geoList) const
{
std::vector<Part::Geometry *> supportedGeoList;
supportedGeoList.reserve(geoList.size());
// read-in geometry that the sketcher cannot handle
for (std::vector<Part::Geometry*>::const_iterator it = geoList.begin(); it != geoList.end(); ++it) {
if (isSupportedGeometry(*it)) {
supportedGeoList.push_back(*it);
}
}
return supportedGeoList;
}
int SketchObject::addGeometry(const std::vector<Part::Geometry *> &geoList, bool construction/*=false*/)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector< Part::Geometry * > &vals = getInternalGeometry();
std::vector< Part::Geometry * > newVals(vals);
newVals.reserve(newVals.size() + geoList.size());
for( auto & v : geoList) {
Part::Geometry* copy = v->copy();
if( copy->getTypeId() == Part::GeomPoint::getClassTypeId()) {
// creation mode for points is always construction not to
// break legacy code
GeometryFacade::setConstruction(copy, true);
}
else if(construction) {
GeometryFacade::setConstruction(copy, construction);
}
newVals.push_back(copy);
}
// On setting geometry the onChanged method will call acceptGeometry(), thereby updating constraint geometry indices and rebuilding the vertex index
Geometry.setValues(std::move(newVals));
return Geometry.getSize()-1;
}
int SketchObject::addGeometry(const Part::Geometry *geo, bool construction/*=false*/)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector< Part::Geometry * > &vals = getInternalGeometry();
std::vector< Part::Geometry * > newVals(vals);
Part::Geometry *geoNew = geo->copy();
if( geoNew->getTypeId() == Part::GeomPoint::getClassTypeId()) {
// creation mode for points is always construction not to
// break legacy code
GeometryFacade::setConstruction(geoNew, true);
}
else if(construction) {
GeometryFacade::setConstruction(geoNew, construction);
}
newVals.push_back(geoNew);
// On setting geometry the onChanged method will call acceptGeometry(), thereby updating constraint geometry indices and rebuilding the vertex index
Geometry.setValues(std::move(newVals));
return Geometry.getSize()-1;
}
int SketchObject::delGeometry(int GeoId, bool deleteinternalgeo)
{
Base::StateLocker lock(managedoperation, true); // no need to check input data validity as this is an sketchobject managed operation.
const std::vector< Part::Geometry * > &vals = getInternalGeometry();
if (GeoId < 0 || GeoId >= int(vals.size()))
return -1;
if (deleteinternalgeo) {
const Part::Geometry *geo = getGeometry(GeoId);
// Only for supported types
if ((geo->getTypeId() == Part::GeomEllipse::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfEllipse::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfHyperbola::getClassTypeId() ||
geo->getTypeId() == Part::GeomArcOfParabola::getClassTypeId() ||
geo->getTypeId() == Part::GeomBSplineCurve::getClassTypeId())) {
this->deleteUnusedInternalGeometry(GeoId, true);
return 0;
}
}
std::vector< Part::Geometry * > newVals(vals);
newVals.erase(newVals.begin()+GeoId);
// Find coincident points to replace the points of the deleted geometry
std::vector<int> GeoIdList;
std::vector<PointPos> PosIdList;
for (PointPos PosId = start; PosId != mid; ) {
getDirectlyCoincidentPoints(GeoId, PosId, GeoIdList, PosIdList);
if (GeoIdList.size() > 1) {
delConstraintOnPoint(GeoId, PosId, true /* only coincidence */);
transferConstraints(GeoIdList[0], PosIdList[0], GeoIdList[1], PosIdList[1]);
}
PosId = (PosId == start) ? end : mid; // loop through [start, end, mid]
}
const std::vector< Constraint * > &constraints = this->Constraints.getValues();
std::vector< Constraint * > newConstraints;
newConstraints.reserve(constraints.size());
for (auto cstr : constraints) {
if (cstr->First == GeoId || cstr->Second == GeoId || cstr->Third == GeoId)
continue;
if (cstr->First > GeoId || cstr->Second > GeoId || cstr->Third > GeoId) {
cstr = cstr->clone();