-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File: PlaneGCSSolver_UpdateCoincidence.cpp
-// Created: 17 Feb 2017
-// Author: Artem ZHIDKOV
+// Copyright (C) 2014-2023 CEA, EDF
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 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
+// Lesser General Public License for more details.
+//
+// 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
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
#include <PlaneGCSSolver_UpdateCoincidence.h>
+#include <PlaneGCSSolver_EdgeWrapper.h>
+#include <PlaneGCSSolver_PointWrapper.h>
#include <SketchSolver_Constraint.h>
#include <SketchPlugin_ConstraintCoincidence.h>
+#include <SketchPlugin_ConstraintCoincidenceInternal.h>
+#include <SketchPlugin_ConstraintCollinear.h>
#include <SketchPlugin_ConstraintMiddle.h>
+static bool hasSamePoint(const std::set<EntityWrapperPtr>& theList,
+ const EntityWrapperPtr& thePoint);
+
+
void PlaneGCSSolver_UpdateCoincidence::attach(SketchSolver_Constraint* theObserver,
const std::string& theType)
{
if (theType == GROUP()) {
std::list<SketchSolver_Constraint*>::iterator aPlaceToAdd = myObservers.end();
- // point-point coincidence is placed first
- if (theObserver->getType() == CONSTRAINT_PT_PT_COINCIDENT) {
- for (aPlaceToAdd = myObservers.begin(); aPlaceToAdd != myObservers.end(); ++aPlaceToAdd)
- if ((*aPlaceToAdd)->getType() != CONSTRAINT_PT_PT_COINCIDENT)
- break;
- }
+ // point-point coincidence is placed first,
+ // other constraints are sorted by their type
+ for (aPlaceToAdd = myObservers.begin(); aPlaceToAdd != myObservers.end(); ++aPlaceToAdd)
+ if ((*aPlaceToAdd)->getType() > theObserver->getType())
+ break;
myObservers.insert(aPlaceToAdd, theObserver);
} else
myNext->attach(theObserver, theType);
void PlaneGCSSolver_UpdateCoincidence::update(const FeaturePtr& theFeature)
{
if (theFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID() ||
- theFeature->getKind() == SketchPlugin_ConstraintMiddle::ID()) {
+ theFeature->getKind() == SketchPlugin_ConstraintCoincidenceInternal::ID() ||
+ theFeature->getKind() == SketchPlugin_ConstraintMiddle::ID() ||
+ theFeature->getKind() == SketchPlugin_ConstraintCollinear::ID()) {
myCoincident.clear();
// notify listeners and stop procesing
std::list<SketchSolver_Constraint*>::iterator anIt = myObservers.begin();
myNext->update(theFeature);
}
-bool PlaneGCSSolver_UpdateCoincidence::checkCoincidence(
+static bool hasAnotherExternalPoint(const std::set<EntityWrapperPtr>& theCoincidences,
+ const EntityWrapperPtr& thePoint)
+{
+ std::set<EntityWrapperPtr>::const_iterator anIt = theCoincidences.begin();
+ for (; anIt != theCoincidences.end(); ++anIt)
+ if ((*anIt)->type() == ENTITY_POINT && (*anIt)->isExternal() && *anIt != thePoint)
+ return true;
+ return false;
+}
+
+bool PlaneGCSSolver_UpdateCoincidence::addCoincidence(
const EntityWrapperPtr& theEntity1,
const EntityWrapperPtr& theEntity2)
{
bool isAccepted = true;
+ std::list<CoincidentEntities>::iterator aFound[2] = {
+ findGroupOfCoincidence(theEntity1),
+ findGroupOfCoincidence(theEntity2)
+ };
- std::list<std::set<EntityWrapperPtr> >::iterator anIt = myCoincident.begin();
- std::list<std::set<EntityWrapperPtr> >::iterator aFound1 = myCoincident.end();
- std::list<std::set<EntityWrapperPtr> >::iterator aFound2 = myCoincident.end();
- for (; anIt != myCoincident.end(); ++anIt) {
- if (aFound1 == myCoincident.end() && anIt->find(theEntity1) != anIt->end())
- aFound1 = anIt;
- if (aFound2 == myCoincident.end() && anIt->find(theEntity2) != anIt->end())
- aFound2 = anIt;
- if (aFound1 != myCoincident.end() && aFound2 != myCoincident.end())
- break;
- }
-
- if (aFound1 == myCoincident.end() && aFound2 == myCoincident.end()) {
+ if (aFound[0] == myCoincident.end() && aFound[1] == myCoincident.end()) {
// new group of coincidence
- std::set<EntityWrapperPtr> aNewCoinc;
- aNewCoinc.insert(theEntity1);
- aNewCoinc.insert(theEntity2);
- myCoincident.push_back(aNewCoinc);
- } else if (aFound1 == aFound2) // same group => already coincident
+ myCoincident.push_back(CoincidentEntities(theEntity1, theEntity2));
+ } else if (aFound[0] == myCoincident.end()) {
+ isAccepted = addToGroupOfCoincidence(*aFound[1], theEntity1);
+ } else if (aFound[1] == myCoincident.end()) {
+ isAccepted = addToGroupOfCoincidence(*aFound[0], theEntity2);
+ } else if (aFound[0] == aFound[1]) { // same group => already coincident
isAccepted = false;
- else if (aFound1 == myCoincident.end())
- aFound2->insert(theEntity1);
- else if (aFound2 == myCoincident.end())
- aFound1->insert(theEntity2);
- else { // merge two groups
- aFound1->insert(aFound2->begin(), aFound2->end());
- myCoincident.erase(aFound2);
+ } else { // merge two groups
+ // first check the external points are equal
+ EntityWrapperPtr anExternal0 = aFound[0]->externalPoint();
+ EntityWrapperPtr anExternal1 = aFound[1]->externalPoint();
+ if (anExternal0 && anExternal1) {
+ std::set<EntityWrapperPtr> anExtList;
+ anExtList.insert(anExternal0);
+ if (hasSamePoint(anExtList, anExternal1)) {
+ // no need to add coincidence, because all points are
+ // already coincident to correct external points
+ isAccepted = false;
+ }
+ }
+
+ // merge
+ aFound[0]->merge(*aFound[1]);
+ myCoincident.erase(aFound[1]);
}
return isAccepted;
}
+
+bool PlaneGCSSolver_UpdateCoincidence::isPointOnEntity(
+ const EntityWrapperPtr& thePoint,
+ const EntityWrapperPtr& theEntity)
+{
+ std::list<CoincidentEntities>::iterator anIt = findGroupOfCoincidence(thePoint);
+ if (anIt == myCoincident.end())
+ return false;
+
+ if (anIt->isExist(theEntity))
+ return true;
+
+ if (theEntity->type() == ENTITY_LINE) {
+ std::shared_ptr<GCS::Line> aLine = std::dynamic_pointer_cast<GCS::Line>(
+ std::dynamic_pointer_cast<PlaneGCSSolver_EdgeWrapper>(theEntity)->entity());
+ return anIt->isExist(aLine->p1) || anIt->isExist(aLine->p2);
+ }
+ return false;
+}
+
+std::list<PlaneGCSSolver_UpdateCoincidence::CoincidentEntities>::iterator
+ PlaneGCSSolver_UpdateCoincidence::findGroupOfCoincidence(const EntityWrapperPtr& theEntity)
+{
+ if (theEntity->type() != ENTITY_POINT)
+ return myCoincident.end();
+
+ std::list<CoincidentEntities>::iterator aFound = myCoincident.begin();
+ for (; aFound != myCoincident.end(); ++aFound)
+ if (aFound->isExist(theEntity))
+ break;
+ return aFound;
+}
+
+bool PlaneGCSSolver_UpdateCoincidence::addToGroupOfCoincidence(
+ CoincidentEntities& theGroup, const EntityWrapperPtr& theEntity)
+{
+ if (theGroup.isExist(theEntity))
+ return false;
+ return theGroup.add(theEntity);
+}
+
+
+
+
+
+static const GCS::Point& toPoint(const EntityWrapperPtr& theEntity)
+{
+ PointWrapperPtr aPoint = std::dynamic_pointer_cast<PlaneGCSSolver_PointWrapper>(theEntity);
+ return *(aPoint->point());
+}
+
+static double squareDistance(const GCS::Point& thePoint1, const GCS::Point& thePoint2)
+{
+ double dx = *thePoint1.x - *thePoint2.x;
+ double dy = *thePoint1.y - *thePoint2.y;
+ return dx * dx + dy * dy;
+}
+
+static bool hasSamePoint(const std::set<EntityWrapperPtr>& theList, const GCS::Point& thePoint)
+{
+ std::set<EntityWrapperPtr>::const_iterator anIt = theList.begin();
+ for (; anIt != theList.end(); ++anIt)
+ if (squareDistance(thePoint, toPoint(*anIt)) < 1.e-14)
+ return true;
+ return false;
+}
+
+bool hasSamePoint(const std::set<EntityWrapperPtr>& theList,
+ const EntityWrapperPtr& thePoint)
+{
+ return hasSamePoint(theList, toPoint(thePoint));
+}
+
+
+PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::CoincidentEntities(
+ const EntityWrapperPtr& theEntity1,
+ const EntityWrapperPtr& theEntity2)
+{
+ add(theEntity1);
+ add(theEntity2);
+}
+
+bool PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::add(
+ const EntityWrapperPtr& theEntity)
+{
+ bool isAdded = true;
+ if (theEntity->type() == ENTITY_POINT) {
+ if (theEntity->isExternal()) {
+ isAdded = !hasSamePoint(myExternalPoints, theEntity);
+ myExternalPoints.insert(theEntity);
+ } else
+ myPoints.insert(theEntity);
+ } else
+ myFeatures.insert(theEntity);
+ return isAdded;
+}
+
+void PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::remove(
+ const EntityWrapperPtr& theEntity)
+{
+ if (theEntity->type() == ENTITY_POINT) {
+ if (theEntity->isExternal())
+ myExternalPoints.erase(theEntity);
+ else
+ myPoints.erase(theEntity);
+ } else
+ myFeatures.erase(theEntity);
+}
+
+void PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::merge(
+ const CoincidentEntities& theOther)
+{
+ myExternalPoints.insert(theOther.myExternalPoints.begin(), theOther.myExternalPoints.end());
+ myPoints.insert(theOther.myPoints.begin(), theOther.myPoints.end());
+ myFeatures.insert(theOther.myFeatures.begin(), theOther.myFeatures.end());
+}
+
+bool PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::isExist(
+ const EntityWrapperPtr& theEntity) const
+{
+ if (theEntity->type() == ENTITY_POINT) {
+ if (theEntity->isExternal())
+ return myExternalPoints.find(theEntity) != myExternalPoints.end();
+ else
+ return myPoints.find(theEntity) != myPoints.end();
+ }
+
+ return myFeatures.find(theEntity) != myFeatures.end();
+}
+
+bool PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::isExist(
+ const GCS::Point& thePoint) const
+{
+ return hasSamePoint(myExternalPoints, thePoint) || hasSamePoint(myPoints, thePoint);
+}
+
+EntityWrapperPtr PlaneGCSSolver_UpdateCoincidence::CoincidentEntities::externalPoint() const
+{
+ return myExternalPoints.empty() ? EntityWrapperPtr() : *myExternalPoints.begin();
+}