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Task 2.5. Combination operations on Groups (issue #2935)
[modules/shaper.git] / src / FeaturesPlugin / FeaturesPlugin_Intersection.cpp
index e1af55e63406f098786ba22e07e195ec7a845c26..1fa9079247f632a9cf86732de0a28b271bfada7e 100644 (file)
@@ -1,8 +1,21 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
-
-// File:        FeaturesPlugin_Intersection.cpp
-// Created:     15 Feb 2016
-// Author:      Dmitry Bobylev
+// Copyright (C) 2014-2019  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
+//
 
 #include "FeaturesPlugin_Intersection.h"
 
@@ -13,6 +26,7 @@
 #include <ModelAPI_AttributeSelectionList.h>
 
 #include <GeomAlgoAPI_Intersection.h>
+#include <GeomAlgoAPI_Tools.h>
 #include <GeomAPI_ShapeExplorer.h>
 
 #include <sstream>
@@ -25,20 +39,17 @@ FeaturesPlugin_Intersection::FeaturesPlugin_Intersection()
 //=================================================================================================
 void FeaturesPlugin_Intersection::initAttributes()
 {
-  data()->addAttribute(FeaturesPlugin_Intersection::OBJECT_LIST_ID(),
-                       ModelAPI_AttributeSelectionList::typeId());
-  data()->addAttribute(FeaturesPlugin_Intersection::TOOL_LIST_ID(),
+  data()->addAttribute(OBJECT_LIST_ID(),
                        ModelAPI_AttributeSelectionList::typeId());
 }
 
 //=================================================================================================
 void FeaturesPlugin_Intersection::execute()
 {
-  ListOfShape anObjects, aTools;
+  ListOfShape anObjects;
 
   // Getting objects.
-  AttributeSelectionListPtr anObjectsSelList =
-    selectionList(FeaturesPlugin_Intersection::OBJECT_LIST_ID());
+  AttributeSelectionListPtr anObjectsSelList = selectionList(OBJECT_LIST_ID());
   for (int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); anObjectsIndex++) {
     std::shared_ptr<ModelAPI_AttributeSelection> anObjectAttr =
       anObjectsSelList->value(anObjectsIndex);
@@ -49,140 +60,55 @@ void FeaturesPlugin_Intersection::execute()
     anObjects.push_back(anObject);
   }
 
-  // Getting tools.
-  AttributeSelectionListPtr aToolsSelList =
-    selectionList(FeaturesPlugin_Intersection::TOOL_LIST_ID());
-  for (int aToolsIndex = 0; aToolsIndex < aToolsSelList->size(); aToolsIndex++) {
-    std::shared_ptr<ModelAPI_AttributeSelection> aToolAttr = aToolsSelList->value(aToolsIndex);
-    std::shared_ptr<GeomAPI_Shape> aTool = aToolAttr->value();
-    if (!aTool.get()) {
-      return;
-    }
-    aTools.push_back(aTool);
-  }
-
-  if(anObjects.empty() || aTools.empty()) {
+  if(anObjects.empty()) {
     setError("Error: Objects or tools are empty.");
     return;
   }
 
   int aResultIndex = 0;
 
-  // Create result for each object.
-  for (ListOfShape::iterator
-       anObjectsIt = anObjects.begin(); anObjectsIt != anObjects.end(); anObjectsIt++) {
-    std::shared_ptr<GeomAPI_Shape> anObject = *anObjectsIt;
-    ListOfShape aListWithObject; aListWithObject.push_back(anObject);
-    GeomAlgoAPI_Intersection anIntersectionAlgo(aListWithObject, aTools);
-
-    // Checking that the algorithm worked properly.
-    if (!anIntersectionAlgo.isDone()) {
-      static const std::string aFeatureError = "Error: Intersection algorithm failed.";
-      setError(aFeatureError);
-      return;
-    }
-    if (anIntersectionAlgo.shape()->isNull()) {
-      static const std::string aShapeError = "Error: Resulting shape is Null.";
-      setError(aShapeError);
-      return;
-    }
-    if (!anIntersectionAlgo.isValid()) {
-      std::string aFeatureError = "Error: Resulting shape is not valid.";
-      setError(aFeatureError);
-      return;
-    }
+  // Create result.
+  GeomMakeShapePtr anIntersectionAlgo(new GeomAlgoAPI_Intersection(anObjects));
 
-    std::shared_ptr<ModelAPI_ResultBody> aResultBody = document()->createBody(data(), aResultIndex);
-    loadNamingDS(aResultBody, anObject, aTools, anIntersectionAlgo);
-    setResult(aResultBody, aResultIndex);
-    aResultIndex++;
+  // Checking that the algorithm worked properly.
+  std::string anError;
+  if (GeomAlgoAPI_Tools::AlgoError::isAlgorithmFailed(anIntersectionAlgo, getKind(), anError)) {
+    setError(anError);
+    return;
   }
 
+  std::shared_ptr<ModelAPI_ResultBody> aResultBody = document()->createBody(data(), aResultIndex);
+  loadNamingDS(aResultBody, anObjects, anIntersectionAlgo);
+  setResult(aResultBody, aResultIndex);
+  aResultIndex++;
+
   // remove the rest results if there were produced in the previous pass
   removeResults(aResultIndex);
 }
 
 //=================================================================================================
-void FeaturesPlugin_Intersection::loadNamingDS(std::shared_ptr<ModelAPI_ResultBody> theResultBody,
-                                               const std::shared_ptr<GeomAPI_Shape> theBaseShape,
-                                               const ListOfShape& theTools,
-                                               GeomAlgoAPI_MakeShape& theMakeShape)
+void FeaturesPlugin_Intersection::loadNamingDS(ResultBodyPtr theResultBody,
+                                               const ListOfShape& theObjects,
+                                               const GeomMakeShapePtr& theMakeShape)
 {
-  std::shared_ptr<GeomAPI_Shape> aResultShape = theMakeShape.shape();
-  theResultBody->storeModified(theBaseShape, aResultShape);
-
-  const int aDeletedVertexTag = 1;
-  const int aDeletedEdgeTag   = 2;
-  const int aDeletedFaceTag   = 3;
-
-  theResultBody->loadDeletedShapes(&theMakeShape,
-                                   theBaseShape,
-                                   GeomAPI_Shape::VERTEX,
-                                   aDeletedVertexTag);
-  theResultBody->loadDeletedShapes(&theMakeShape,
-                                   theBaseShape,
-                                   GeomAPI_Shape::EDGE,
-                                   aDeletedEdgeTag);
-  theResultBody->loadDeletedShapes(&theMakeShape,
-                                   theBaseShape,
-                                   GeomAPI_Shape::FACE,
-                                   aDeletedFaceTag);
-
-  ListOfShape aShapes = theTools;
-  aShapes.push_back(theBaseShape);
-  GeomAPI_DataMapOfShapeShape aShapesMap; // Map to store {result_shape, original_shape}
-  const int aShapeTypesNb = 2;
-  const GeomAPI_Shape::ShapeType aShapeTypes[aShapeTypesNb] =
-    {GeomAPI_Shape::VERTEX, GeomAPI_Shape::EDGE};
-  for(ListOfShape::const_iterator anIt = aShapes.cbegin(); anIt != aShapes.cend(); ++anIt) {
-    const GeomShapePtr aShape = *anIt;
-    for(int anIndex = 0; anIndex < aShapeTypesNb; ++anIndex) {
-      for(GeomAPI_ShapeExplorer anOrigShapeExp(aShape, aShapeTypes[anIndex]);
-          anOrigShapeExp.more();
-          anOrigShapeExp.next()) {
-        ListOfShape aHistory;
-        const GeomShapePtr aSubShape = anOrigShapeExp.current();
-        theMakeShape.modified(aSubShape, aHistory);
-        for(ListOfShape::const_iterator aHistoryIt = aHistory.cbegin();
-            aHistoryIt != aHistory.cend();
-            ++aHistoryIt) {
-          aShapesMap.bind(*aHistoryIt, aSubShape);
-        }
-      }
-    }
+  std::shared_ptr<GeomAPI_Shape> aResultShape = theMakeShape->shape();
+
+  if(theObjects.front()->isEqual(aResultShape)) {
+    theResultBody->store(aResultShape, false);
+    return;
   }
 
-  int aModifiedVertexIndex(1),
-      aGeneratedVertexIndex(1),
-      aModifiedEdgeIndex(1),
-      aGeneratedEdgeIndex(1);
-  int aTag = 4;
-  GeomAPI_DataMapOfShapeShape aStoredShapes;
-  for(int anIndex = 0; anIndex < aShapeTypesNb; ++anIndex) {
-    for(GeomAPI_ShapeExplorer aShapeExp(aResultShape, aShapeTypes[anIndex]);
-        aShapeExp.more();
-        aShapeExp.next()) {
-      const GeomShapePtr aSubShape = aShapeExp.current();
-      if(aStoredShapes.isBound(aSubShape)) {
-        continue;
-      }
-      if(aShapesMap.isBound(aSubShape)) {
-        theResultBody->modified(aShapesMap.find(aSubShape),
-          aSubShape,
-          std::string("Modified_")
-            + (anIndex == 0 ? "Vertex_" : "Edge_")
-            + std::to_string((long long)(anIndex == 0 ? aModifiedVertexIndex++
-                                                      : aModifiedEdgeIndex++)),
-          aTag++);
-      } else {
-        theResultBody->generated(aSubShape,
-          std::string("Generated_")
-            + (anIndex == 0 ? "Vertex_" : "Edge_")
-            + std::to_string((long long)(anIndex == 0 ? aGeneratedVertexIndex++
-                                                      : aGeneratedEdgeIndex++)),
-          aTag++);
-      }
-      aStoredShapes.bind(aSubShape, aSubShape);
+  theResultBody->storeModified(theObjects, aResultShape, theMakeShape);
+
+  const int aShapeTypesNb = 3;
+  const GeomAPI_Shape::ShapeType aShapeTypes[aShapeTypesNb] = {GeomAPI_Shape::VERTEX,
+                                                               GeomAPI_Shape::EDGE,
+                                                               GeomAPI_Shape::FACE };
+  for (ListOfShape::const_iterator anIt = theObjects.cbegin(); anIt != theObjects.cend(); ++anIt) {
+    const GeomShapePtr aShape = *anIt;
+    for(int anIndex = 0; anIndex < aShapeTypesNb; ++anIndex) {
+      theResultBody->loadModifiedShapes(theMakeShape, aShape, aShapeTypes[anIndex]);
+      theResultBody->loadGeneratedShapes(theMakeShape, aShape, aShapeTypes[anIndex]);
     }
   }
 }