X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSketchSolver%2FSketchSolver_ConstraintCoincidence.cpp;h=ae4a89bcc63d3d457fab1f59da8ce078b4b2a7ba;hb=4df4bd61da1ea5d357671c819a8ced6ec9ba77ac;hp=18594018c4f38fe3c38f00aa468eae76d1d478d2;hpb=c3aeb6b898054376c1047071ea9fea61abdc9e99;p=modules%2Fshaper.git

diff --git a/src/SketchSolver/SketchSolver_ConstraintCoincidence.cpp b/src/SketchSolver/SketchSolver_ConstraintCoincidence.cpp
index 18594018c..ae4a89bcc 100644
--- a/src/SketchSolver/SketchSolver_ConstraintCoincidence.cpp
+++ b/src/SketchSolver/SketchSolver_ConstraintCoincidence.cpp
@@ -1,11 +1,91 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+// Copyright (C) 2014-2017  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
+// 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<mailto:webmaster.salome@opencascade.com>
+//
 
 #include <SketchSolver_ConstraintCoincidence.h>
 #include <SketchSolver_Error.h>
-#include <SketchSolver_Manager.h>
+#include <PlaneGCSSolver_Tools.h>
+#include <PlaneGCSSolver_UpdateCoincidence.h>
+
+#include <SketchPlugin_Arc.h>
+#include <SketchPlugin_Line.h>
+
+static void getCoincidentFeatureExtremities(const ConstraintPtr& theConstraint,
+                                            const StoragePtr& theStorage,
+                                            EntityWrapperPtr theExtremities[2])
+{
+  for (int i = 0; i < CONSTRAINT_ATTR_SIZE; ++i) {
+    AttributeRefAttrPtr aRefAttr = theConstraint->refattr(SketchPlugin_Constraint::ATTRIBUTE(i));
+    if (!aRefAttr || !aRefAttr->isObject())
+      continue;
+
+    FeaturePtr aFeature = ModelAPI_Feature::feature(aRefAttr->object());
+    if (!aFeature)
+      continue;
+
+    if (aFeature->getKind() == SketchPlugin_Line::ID()) {
+      theExtremities[0] = theStorage->entity(aFeature->attribute(SketchPlugin_Line::START_ID()));
+      theExtremities[1] = theStorage->entity(aFeature->attribute(SketchPlugin_Line::END_ID()));
+    } else if (aFeature->getKind() == SketchPlugin_Arc::ID()) {
+      theExtremities[0] = theStorage->entity(aFeature->attribute(SketchPlugin_Arc::START_ID()));
+      theExtremities[1] = theStorage->entity(aFeature->attribute(SketchPlugin_Arc::END_ID()));
+    }
+  }
+}
+
+
+void SketchSolver_ConstraintCoincidence::process()
+{
+  cleanErrorMsg();
+  if (!myBaseConstraint || !myStorage) {
+    // Not enough parameters are assigned
+    return;
+  }
+
+  EntityWrapperPtr aValue;
+  std::vector<EntityWrapperPtr> anAttributes;
+  getAttributes(aValue, anAttributes);
+  if (!myErrorMsg.empty())
+    return;
+  if (anAttributes.empty()) {
+    myErrorMsg = SketchSolver_Error::INCORRECT_ATTRIBUTE();
+    return;
+  }
+
+  mySolverConstraint = PlaneGCSSolver_Tools::createConstraint(
+      myBaseConstraint, getType(),
+      aValue, anAttributes[0], anAttributes[1], anAttributes[2], anAttributes[3]);
+
+  myStorage->subscribeUpdates(this, PlaneGCSSolver_UpdateCoincidence::GROUP());
+  myStorage->notify(myBaseConstraint);
+}
+
+bool SketchSolver_ConstraintCoincidence::remove()
+{
+  myInSolver = false;
+  myFeatureExtremities[0] = EntityWrapperPtr();
+  myFeatureExtremities[1] = EntityWrapperPtr();
+  return SketchSolver_Constraint::remove();
+}
 
 void SketchSolver_ConstraintCoincidence::getAttributes(
-    double& theValue,
+    EntityWrapperPtr& theValue,
     std::vector<EntityWrapperPtr>& theAttributes)
 {
   SketchSolver_Constraint::getAttributes(theValue, theAttributes);
@@ -14,19 +94,8 @@ void SketchSolver_ConstraintCoincidence::getAttributes(
     return;
   }
 
-  if (theAttributes[1]) {
+  if (theAttributes[1])
     myType = CONSTRAINT_PT_PT_COINCIDENT;
-    if (myStorage->isFixed(theAttributes[1]) && !myStorage->isFixed(theAttributes[0])) {
-      // fixed point should go first
-      EntityWrapperPtr aTemp = theAttributes[0];
-      theAttributes[0] = theAttributes[1];
-      theAttributes[1] = aTemp;
-    }
-    // Set the slave (second) point the same as master (first) point.
-    // This will allow to skip adding point-point coincidence to the set of constraints
-    // and give us speed-up in solving the set of equations
-    myStorage->addCoincidentPoints(theAttributes[0], theAttributes[1]);
-  }
   else if (theAttributes[2]) {
     // check the type of entity (line or circle)
     SketchSolver_EntityType anEntType = theAttributes[2]->type();
@@ -36,6 +105,38 @@ void SketchSolver_ConstraintCoincidence::getAttributes(
       myType = CONSTRAINT_PT_ON_CIRCLE;
     else
       myErrorMsg = SketchSolver_Error::INCORRECT_ATTRIBUTE();
+
+    // obtain extremity points of the coincident feature for further checking of multi-coincidence
+    getCoincidentFeatureExtremities(myBaseConstraint, myStorage, myFeatureExtremities);
   } else
     myErrorMsg = SketchSolver_Error::INCORRECT_ATTRIBUTE();
 }
+
+void SketchSolver_ConstraintCoincidence::notify(const FeaturePtr&      theFeature,
+                                                PlaneGCSSolver_Update* theUpdater)
+{
+  PlaneGCSSolver_UpdateCoincidence* anUpdater =
+      static_cast<PlaneGCSSolver_UpdateCoincidence*>(theUpdater);
+  bool isAccepted = anUpdater->addCoincidence(myAttributes.front(), myAttributes.back());
+
+  // additionally check the point is coincident to extremity of coincident feature
+  if (myFeatureExtremities[0] && myFeatureExtremities[1]) {
+    EntityWrapperPtr aPoint =
+        myAttributes.front()->type() == ENTITY_POINT ? myAttributes.front() : myAttributes.back();
+
+    for (int i = 0; i < 2; ++i)
+      isAccepted = isAccepted && !anUpdater->isPointOnEntity(aPoint, myFeatureExtremities[i]);
+  }
+
+  if (isAccepted) {
+    if (!myInSolver) {
+      myInSolver = true;
+      myStorage->addConstraint(myBaseConstraint, mySolverConstraint);
+    }
+  } else {
+    if (myInSolver) {
+      myInSolver = false;
+      myStorage->removeConstraint(myBaseConstraint);
+    }
+  }
+}