-// Copyright (C) 2014-2017 CEA/DEN, EDF R&D
+// Copyright (C) 2014-2022 CEA/DEN, EDF R&D
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
-// See http://www.salome-platform.org/ or
-// email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
#include "SketcherPrs_PositionMgr.h"
#include "SketcherPrs_Tools.h"
-#include <GeomAPI_Edge.h>
-#include <GeomAPI_Curve.h>
-#include <GeomAPI_Vertex.h>
-#include <GeomAPI_Dir.h>
#include <GeomAPI_Ax3.h>
#include <GeomAPI_Circ.h>
+#include <GeomAPI_Curve.h>
+#include <GeomAPI_Edge.h>
+#include <GeomAPI_Ellipse.h>
+#include <GeomAPI_Dir.h>
+#include <GeomAPI_Lin2d.h>
+#include <GeomAPI_Vertex.h>
#include <GeomDataAPI_Point2D.h>
-#include <SketchPlugin_Line.h>
-#include <SketchPlugin_Circle.h>
#include <SketchPlugin_Arc.h>
-#include <SketchPlugin_ConstraintTangent.h>
+#include <SketchPlugin_Circle.h>
+#include <SketchPlugin_Ellipse.h>
+#include <SketchPlugin_Line.h>
#include <SketchPlugin_ConstraintPerpendicular.h>
+#include <SketchPlugin_ConstraintTangent.h>
-#include <BRepExtrema_ExtPC.hxx>
#include <TopoDS_Vertex.hxx>
#include <Geom_Curve.hxx>
+#include <GeomAPI_ProjectPointOnCurve.hxx>
#include <TColGeom_SequenceOfCurve.hxx>
#include <gp_Dir.hxx>
{
}
-
int SketcherPrs_PositionMgr::getPositionIndex(ObjectPtr theLine,
const SketcherPrs_SymbolPrs* thePrs)
{
bool SketcherPrs_PositionMgr::isPntConstraint(const std::string& theName)
{
- static std::list<std::string> aConstraints;
- if (aConstraints.size() == 0) {
- aConstraints.push_back(SketchPlugin_ConstraintTangent::ID());
- aConstraints.push_back(SketchPlugin_ConstraintPerpendicular::ID());
- }
- std::list<std::string>::const_iterator aIt;
- for (aIt = aConstraints.cbegin(); aIt != aConstraints.cend(); ++aIt) {
- if ((*aIt) == theName)
- return true;
- }
- return false;
+ return ((theName == SketchPlugin_ConstraintTangent::ID()) ||
+ (theName == SketchPlugin_ConstraintPerpendicular::ID()));
}
bool containsPoint(const FeaturePtr& theFeature, GeomPnt2dPtr thePnt2d, GeomPointPtr thePos)
return false;
}
-int SketcherPrs_PositionMgr::getPositionIndex(GeomPointPtr thePos,
+const std::array<int, 2>& SketcherPrs_PositionMgr::getPositionIndex(GeomPointPtr thePos,
const SketcherPrs_SymbolPrs* thePrs)
{
if (myPntShapes.count(thePrs->feature()) == 0) {
int aNbSubs = aOwner->numberOfSubs();
int aId = 0;
+ std::list<const ModelAPI_Feature*> aFeaList;
for (int i = 0; i < aNbSubs; i++) {
FeaturePtr aFeature = aOwner->subFeature(i);
- if (myPntShapes.count(aFeature.get()) == 1) {
- myPntShapes[aFeature.get()] = aId;
- aId++;
- } else {
- if (isPntConstraint(aFeature->getKind())) {
- DataPtr aData = aFeature->data();
- AttributeRefAttrPtr aObjRef = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
- FeaturePtr aObj = ModelAPI_Feature::feature(aObjRef->object());
- bool aContains = false;
- if (containsPoint(aObj, aPnt2d, thePos)) {
- aContains = true;
- } else {
- aObjRef = aData->refattr(SketchPlugin_Constraint::ENTITY_B());
+ bool aUseFeature = ((myPntShapes.count(aFeature.get()) == 1) ||
+ (isPntConstraint(aFeature->getKind())));
+ if (aUseFeature) {
+ DataPtr aData = aFeature->data();
+ AttributeRefAttrPtr aObjRef = aData->refattr(SketchPlugin_Constraint::ENTITY_A());
+ FeaturePtr aObj;
+ if (aObjRef)
+ aObj = ModelAPI_Feature::feature(aObjRef->object());
+ bool aContains = false;
+ if (aObj && containsPoint(aObj, aPnt2d, thePos)) {
+ aContains = true;
+ } else {
+ aObjRef = aData->refattr(SketchPlugin_Constraint::ENTITY_B());
+ if (aObjRef)
aObj = ModelAPI_Feature::feature(aObjRef->object());
- if (containsPoint(aObj, aPnt2d, thePos)) {
- aContains = true;
- }
- }
- if (aContains) {
- myPntShapes[aFeature.get()] = aId;
- aId++;
+ if (aObj && containsPoint(aObj, aPnt2d, thePos)) {
+ aContains = true;
}
}
+ if (aContains) {
+ myPntShapes[aFeature.get()][0] = aId;
+ aId++;
+ aFeaList.push_back(aFeature.get());
+ }
}
}
+ int aSize = (int) aFeaList.size();
+ std::list<const ModelAPI_Feature*>::const_iterator aIt;
+ for (aIt = aFeaList.cbegin(); aIt != aFeaList.cend(); aIt++) {
+ myPntShapes[*aIt][1] = aSize;
+ }
}
return myPntShapes[thePrs->feature()];
}
-
+//*****************************************************************
gp_Vec getVector(ObjectPtr theShape, GeomDirPtr theDir, gp_Pnt theP)
{
gp_Vec aVec;
std::shared_ptr<GeomAPI_Shape> aShape = SketcherPrs_Tools::getShape(theShape);
if (aShape->isEdge()) {
+ std::shared_ptr<GeomAPI_Edge> anEdge = aShape->edge();
std::shared_ptr<GeomAPI_Curve> aCurve =
std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShape));
- if (aCurve->isCircle()) {
- GeomEdgePtr aEdgePtr(new GeomAPI_Edge(aShape));
- GeomVertexPtr aVertexPtr(new GeomAPI_Vertex(theP.X(), theP.Y(), theP.Z()));
- BRepExtrema_ExtPC aExtrema(aVertexPtr->impl<TopoDS_Vertex>(),
- aEdgePtr->impl<TopoDS_Edge>());
- int aNb = aExtrema.NbExt();
- if (aNb > 0) {
- for (int i = 1; i <= aNb; i++) {
- if (aExtrema.IsMin(i)) {
- double aParam = aExtrema.Parameter(i);
- Handle(Geom_Curve) aCurv = aCurve->impl<Handle_Geom_Curve>();
- gp_Pnt aP;
- aCurv->D1(aParam, aP, aVec);
- break;
- }
- }
+ if (anEdge->isClosed()) {
+ double aPeriod = aCurve->endParam() - aCurve->startParam();
+ Handle(Geom_Curve) aCurv = aCurve->impl<Handle_Geom_Curve>();
+ GeomAPI_ProjectPointOnCurve anExtr(theP, aCurv);
+ double aParam = anExtr.LowerDistanceParameter();
+ gp_Pnt aP;
+ aCurv->D1(aParam, aP, aVec);
+ // 2458: check correct orientation of the vector
+ if (aVec.SquareMagnitude() > Precision::Confusion()) {
+ std::shared_ptr<GeomAPI_Edge> aCircEdge(new GeomAPI_Edge(aShape));
+ double aFirstParam, aLastParam;
+ aCircEdge->getRange(aFirstParam, aLastParam);
+ // if parameter is near the LastParam, make the vector go inside (reverse)
+ double aDelta = aLastParam - aParam;
+ while (aDelta < -Precision::Confusion())
+ aDelta += aPeriod;
+ while (aDelta > aPeriod + Precision::Confusion())
+ aDelta -= aPeriod;
+ if (fabs(aDelta) < Precision::Confusion())
+ aVec.Reverse();
}
} else {
GeomPointPtr aPnt1 = aCurve->getPoint(aCurve->endParam());
return aVec;
}
+//*****************************************************************
gp_Pnt SketcherPrs_PositionMgr::getPosition(ObjectPtr theShape,
const SketcherPrs_SymbolPrs* thePrs,
double theStep, GeomPointPtr thePnt)
// Compute shifting vector for a one symbol
gp_Vec aShift = aVec1.Crossed(thePrs->plane()->normal()->impl<gp_Dir>());
- aShift.Normalize();
+ if (aShift.SquareMagnitude() > Precision::SquareConfusion())
+ aShift.Normalize();
aShift.Multiply(theStep * 0.8);
// Shift the position coordinate according to position index
int aNbSubs = aOwner->numberOfSubs();
for (int i = 0; i < aNbSubs; i++) {
FeaturePtr aFeature = aOwner->subFeature(i);
- if (!aFeature->firstResult().get()) // There is no result
- continue;
+ if (!aFeature->firstResult().get() || aFeature->firstResult()->isDisabled())
+ continue; // There is no result
if (aFeature->getKind() == SketchPlugin_Line::ID()) {
AttributePoint2DPtr aSPnt1 = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
GeomPnt2dPtr aPnt1 = aSPnt1->pnt();
GeomPnt2dPtr aPnt2 = aSPnt2->pnt();
- if (aPnt1->isEqual(aPnt2d) || aPnt2->isEqual(aPnt2d)) {
+ if (aPnt1->distance(aPnt2d) <= Precision::Confusion() ||
+ aPnt2->distance(aPnt2d) <= Precision::Confusion()) {
+ // a point corresponds to one of the line end
GeomShapePtr aShp = SketcherPrs_Tools::getShape(aFeature->firstResult());
GeomCurvePtr aCurv = std::shared_ptr<GeomAPI_Curve>(new GeomAPI_Curve(aShp));
aList.push_back(aFeature->firstResult());
+ } else {
+ // Check that a point belongs to the curve
+ GeomAPI_Lin2d aLin2d(aPnt1, aPnt2);
+ double aDist = aLin2d.distance(aPnt2d);
+ if (aDist <= Precision::Confusion())
+ aList.push_back(aFeature->firstResult());
}
- } else if ((aFeature->getKind() == SketchPlugin_Circle::ID()) ||
- (aFeature->getKind() == SketchPlugin_Arc::ID())) {
+ } else {
GeomCurvePtr aCurve;
ObjectPtr aResObj;
std::list<ResultPtr> aResults = aFeature->results();
}
}
if (aCurve.get()) {
- double aStart = aCurve->startParam();
- double aEnd = aCurve->endParam();
- GeomCirclePtr aCircle = GeomCirclePtr(new GeomAPI_Circ(aCurve));
- double aParam;
- if (aCircle->parameter(thePnt, 1.e-4, aParam) && (aParam >= aStart) && (aParam <= aEnd))
+ GeomPointPtr aProjPnt;
+ if (aFeature->getKind() == SketchPlugin_Circle::ID() ||
+ aFeature->getKind() == SketchPlugin_Arc::ID()) {
+ GeomCirclePtr aCircle = GeomCirclePtr(new GeomAPI_Circ(aCurve));
+ aProjPnt = aCircle->project(thePnt);
+ }
+ else if (aFeature->getKind() == SketchPlugin_Ellipse::ID()) {
+ GeomEllipsePtr anEllipse = GeomEllipsePtr(new GeomAPI_Ellipse(aCurve));
+ aProjPnt = anEllipse->project(thePnt);
+ }
+ else
+ aProjPnt = aCurve->project(thePnt);
+ if (aProjPnt && thePnt->distance(aProjPnt) <= Precision::Confusion())
aList.push_back(aResObj);
}
}
double theStep, GeomPointPtr thePnt)
{
gp_Pnt aP = thePnt->impl<gp_Pnt>();
+ if (!thePrs->plane().get())
+ return aP;
GeomDirPtr aNormal = thePrs->plane()->normal();
gp_Dir aNormDir = aNormal->impl<gp_Dir>();
aVectorsList.push_back(getVector((*aItCurv), thePrs->plane()->dirX(), aP));
}
+ // Position of the symbol
+ const std::array<int, 2>& aPos = getPositionIndex(thePnt, thePrs);
+
+ // Angle size of a symbol
+ //double aAngleStep = PI * 50./180.;
+ double aAngleStep = PI/4.;
+
std::list<gp_Vec>::const_iterator aItVec;
- std::map<double, gp_Vec> aAngVectors;
+ std::list<double> aAngles;
+ std::list<gp_Vec> aVectors;
// Select closest vectors and calculate angles between base vector and closest vector
for (aItVec = aVectorsList.cbegin(); aItVec != aVectorsList.cend(); aItVec++) {
std::list<gp_Vec>::const_iterator aIt;
}
}
}
- aAngVectors[aMinAng] = aVec;
+ if (aMinAng >= aAngleStep) {
+ aVectors.push_back(aVec);
+ aAngles.push_back(aMinAng);
+ }
}
- // Angle size of a symbol for a first level
- static const double aAngleStep = PI * 50./180.;
-
- // Position of the symbol
- int aPos = getPositionIndex(thePnt, thePrs);
-
- //std::list<double>::const_iterator aItAng;
gp_Ax1 aRotAx(aP, aNormDir);
- int aPosId = 0; // Last used position
+ gp_Vec aVecPos;
+ // If number of angle less then number of symbols then each symbol can be placed
+ // directly inside of the angle
+ if ((int)aAngles.size() >= aPos[1] && !aVectors.empty()) {
+ int aId = aPos[0];
+ aVecPos = *(std::next(aVectors.begin(), aId));
+
+ gp_Vec aShift = aVecPos.Rotated(aRotAx, aAngleStep);
+ aShift.Normalize();
+ aShift.Multiply(theStep * 1.5);
+ return aP.Translated(aShift);
+ }
+
+ // A case when there are a lot of symbols
+ int aPosCount = 0;
double aAng;
- gp_Vec aPrevVec;
- std::map<double, gp_Vec>::const_iterator aItAng;
- for (aItAng = aAngVectors.cbegin(); aItAng != aAngVectors.cend(); ++aItAng) {
- aAng = aItAng->first;
- aPrevVec = aItAng->second;
- if (aAng >= aAngleStep) {
- gp_Vec aShift;
+ std::list<double>::const_iterator aItAng;
+
+ bool aHasPlace = false;
+ while (aPosCount < aPos[1]) {
+ for (aItAng = aAngles.cbegin(), aItVec = aVectors.cbegin();
+ aItAng != aAngles.cend(); ++aItAng, ++aItVec) {
+ aAng = (*aItAng);
int Nb = int(aAng / aAngleStep);
- if ((aPos >= aPosId) && (aPos < (aPosId + Nb))) {
- // rotate base vector on a necessary angle
- aShift = aPrevVec.Rotated(aRotAx, aAngleStep + aAngleStep * (aPos - aPosId));
- aShift.Normalize();
- aShift.Multiply(theStep * 1.5);
- return aP.Translated(aShift);
+ aPosCount += Nb;
+
+ if ((!aHasPlace) && (aPosCount >= (aPos[0] + 1))) {
+ aHasPlace = true;
+ aVecPos = (*aItVec);
}
- aPosId += Nb;
}
+ if (aPosCount < aPos[1]) {
+ aAngleStep -= 0.1;
+ aHasPlace = false;
+ aPosCount = 0;
+ }
+ if (aAngleStep <= 0)
+ break;
}
- gp_Vec aShift = aPrevVec.Rotated(aRotAx, aAngleStep);
- aShift.Normalize();
- aShift.Multiply(theStep * 1.5);
- return aP.Translated(aShift);
+
+ if (aHasPlace) {
+ // rotate base vector on a necessary angle
+ gp_Vec aShift = aVecPos.Rotated(aRotAx, aAngleStep + aAngleStep * aPos[0]);
+ aShift.Normalize();
+ aShift.Multiply(theStep * 1.5);
+ return aP.Translated(aShift);
+ }
+ return aP;
}
//*****************************************************************
aToDel.push_back(aIt->first);
else {
// Reindex objects positions in order to avoid spaces
- PositionsMap::iterator aIt;
+ PositionsMap::iterator aPMIt;
int i = 0;
- for (aIt = aPosMap.begin(); aIt != aPosMap.end(); aIt++, i++)
- aIt->second = i;
+ for (aPMIt = aPosMap.begin(); aPMIt != aPosMap.end(); aPMIt++, i++)
+ aPMIt->second = i;
}
}
}