1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
21 #include "FeaturesPlugin_Partition.h"
23 #include <ModelAPI_Data.h>
24 #include <ModelAPI_Document.h>
25 #include <ModelAPI_AttributeBoolean.h>
26 #include <ModelAPI_AttributeReference.h>
27 #include <ModelAPI_AttributeInteger.h>
28 #include <ModelAPI_BodyBuilder.h>
29 #include <ModelAPI_ResultBody.h>
30 #include <ModelAPI_AttributeSelectionList.h>
31 #include <ModelAPI_Session.h>
32 #include <ModelAPI_Validator.h>
34 #include <GeomAlgoAPI_CompoundBuilder.h>
35 #include <GeomAlgoAPI_Partition.h>
36 #include <GeomAlgoAPI_MakeShapeCustom.h>
37 #include <GeomAlgoAPI_MakeShapeList.h>
38 #include <GeomAlgoAPI_ShapeTools.h>
40 #include <GeomAPI_Face.h>
41 #include <GeomAPI_ShapeExplorer.h>
42 #include <GeomAPI_ShapeIterator.h>
47 static GeomShapePtr findBase(const GeomShapePtr theObjectShape,
48 const GeomShapePtr theResultShape,
49 const GeomAPI_Shape::ShapeType theShapeType,
50 const std::shared_ptr<GeomAlgoAPI_MakeShape> theMakeShape);
52 //=================================================================================================
53 FeaturesPlugin_Partition::FeaturesPlugin_Partition()
57 //=================================================================================================
58 void FeaturesPlugin_Partition::initAttributes()
60 data()->addAttribute(BASE_OBJECTS_ID(), ModelAPI_AttributeSelectionList::typeId());
63 //=================================================================================================
64 void FeaturesPlugin_Partition::execute()
66 ListOfShape anObjects, aPlanes;
69 AttributeSelectionListPtr anObjectsSelList = selectionList(BASE_OBJECTS_ID());
70 for(int anIndex = 0; anIndex < anObjectsSelList->size(); ++anIndex) {
71 AttributeSelectionPtr anObjectAttr = anObjectsSelList->value(anIndex);
72 GeomShapePtr anObject = anObjectAttr->value();
74 // It could be a construction plane.
75 ResultPtr aContext = anObjectAttr->context();
76 aPlanes.push_back(anObjectAttr->context()->shape());
78 anObjects.push_back(anObject);
82 if(anObjects.empty()) {
83 static const std::string aFeatureError = "Error: No objects for partition.";
84 setError(aFeatureError);
88 std::list<std::shared_ptr<GeomAPI_Pnt> > aBoundingPoints =
89 GeomAlgoAPI_ShapeTools::getBoundingBox(anObjects, 1.0);
93 std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMakeShapeList(new GeomAlgoAPI_MakeShapeList());
94 for(ListOfShape::const_iterator anIt = aPlanes.cbegin(); anIt != aPlanes.cend(); ++anIt) {
95 GeomShapePtr aPlane = *anIt;
96 GeomShapePtr aTool = GeomAlgoAPI_ShapeTools::fitPlaneToBox(aPlane, aBoundingPoints);
97 std::shared_ptr<GeomAlgoAPI_MakeShapeCustom> aMkShCustom(new GeomAlgoAPI_MakeShapeCustom);
98 aMkShCustom->addModified(aPlane, aTool);
99 aMakeShapeList->appendAlgo(aMkShCustom);
100 aTools.push_back(aTool);
103 // Create single result.
104 std::shared_ptr<GeomAlgoAPI_Partition> aPartitionAlgo(
105 new GeomAlgoAPI_Partition(anObjects, aTools));
107 // Checking that the algorithm worked properly.
108 if (!aPartitionAlgo->isDone()) {
109 static const std::string aFeatureError = "Error: Partition algorithm failed.";
110 setError(aFeatureError);
113 if (aPartitionAlgo->shape()->isNull()) {
114 static const std::string aShapeError = "Error: Resulting shape is Null.";
115 setError(aShapeError);
118 if (!aPartitionAlgo->isValid()) {
119 std::string aFeatureError = "Error: Resulting shape is not valid.";
120 setError(aFeatureError);
123 aMakeShapeList->appendAlgo(aPartitionAlgo);
124 GeomShapePtr aResultShape = aPartitionAlgo->shape();
126 int aResultIndex = 0;
127 if(aResultShape->shapeType() == GeomAPI_Shape::COMPOUND) {
128 for(GeomAPI_ShapeIterator anIt(aResultShape); anIt.more(); anIt.next()) {
129 storeResult(anObjects, aPlanes, anIt.current(), aMakeShapeList, aResultIndex);
133 storeResult(anObjects, aPlanes, aResultShape, aMakeShapeList, aResultIndex);
137 // Remove the rest results if there were produced in the previous pass.
138 removeResults(aResultIndex);
141 //=================================================================================================
142 void FeaturesPlugin_Partition::storeResult(
143 ListOfShape& theObjects, ListOfShape& thePlanes,
144 const GeomShapePtr theResultShape,
145 const std::shared_ptr<GeomAlgoAPI_MakeShape> theMakeShape,
148 // Find base. The most complicated is the real modified object (#1799 if box is partitioned by
149 // two planes the box is the base, not planes, independently on the order in the list).
150 GeomShapePtr aBaseShape;
151 for(ListOfShape::const_iterator anIt = theObjects.cbegin(); anIt != theObjects.cend(); ++anIt) {
152 GeomShapePtr anObjectShape = *anIt;
153 GeomShapePtr aCandidate =
154 findBase(anObjectShape, theResultShape, GeomAPI_Shape::VERTEX, theMakeShape);
155 if(!aCandidate.get()) {
156 aCandidate = findBase(anObjectShape, theResultShape, GeomAPI_Shape::EDGE, theMakeShape);
158 if (!aCandidate.get())
159 aCandidate = findBase(anObjectShape, theResultShape, GeomAPI_Shape::FACE, theMakeShape);
161 if(aCandidate.get()) {
162 if (!aBaseShape.get() || aBaseShape->shapeType() > aCandidate->shapeType()) {
163 aBaseShape = aCandidate;
168 // Create result body.
169 ResultBodyPtr aResultBody = document()->createBody(data(), theIndex);
171 // Store modified shape.
172 if(!aBaseShape.get() || aBaseShape->isEqual(theResultShape)) {
173 aResultBody->store(theResultShape, false);
174 setResult(aResultBody, theIndex);
178 const int aDelTag = 1;
179 /// sub solids will be placed at labels 3, 4, etc. if result is compound of solids
180 const int aSubTag = 2;
181 int aModTag = aSubTag + 10000;
182 const std::string aModName = "Modified";
184 aResultBody->storeModified(aBaseShape, theResultShape, aSubTag);
186 std::shared_ptr<GeomAPI_DataMapOfShapeShape> aMapOfSubShapes = theMakeShape->mapOfSubShapes();
187 theObjects.insert(theObjects.end(), thePlanes.begin(), thePlanes.end());
189 for(ListOfShape::const_iterator anIt = theObjects.cbegin(); anIt != theObjects.cend(); ++anIt) {
190 GeomShapePtr aShape = *anIt;
191 std::string aModEdgeName = aModName + "_Edge_" + std::to_string((long long)anIndex);
192 aResultBody->loadAndOrientModifiedShapes(theMakeShape.get(), aShape, GeomAPI_Shape::EDGE,
193 aModTag, aModEdgeName, *aMapOfSubShapes.get(), false, true, true);
194 std::string aModFaceName = aModName + "_Face_" + std::to_string((long long)anIndex++);
195 aResultBody->loadAndOrientModifiedShapes(theMakeShape.get(), aShape, GeomAPI_Shape::FACE,
196 aModTag + 1, aModFaceName, *aMapOfSubShapes.get(), false, true, true);
197 aResultBody->loadDeletedShapes(theMakeShape.get(), aShape, GeomAPI_Shape::FACE, aDelTag);
200 setResult(aResultBody, theIndex);
204 //=================================================================================================
205 GeomShapePtr findBase(const GeomShapePtr theObjectShape,
206 const GeomShapePtr theResultShape,
207 const GeomAPI_Shape::ShapeType theShapeType,
208 const std::shared_ptr<GeomAlgoAPI_MakeShape> theMakeShape)
210 GeomShapePtr aBaseShape;
211 std::shared_ptr<GeomAPI_DataMapOfShapeShape> aMapOfSubShapes = theMakeShape->mapOfSubShapes();
212 for(GeomAPI_ShapeExplorer anObjectSubShapesExp(theObjectShape, theShapeType);
213 anObjectSubShapesExp.more();
214 anObjectSubShapesExp.next()) {
215 GeomShapePtr anObjectSubShape = anObjectSubShapesExp.current();
216 ListOfShape aModifiedShapes;
217 theMakeShape->modified(anObjectSubShape, aModifiedShapes);
218 for(ListOfShape::const_iterator
219 aModIt = aModifiedShapes.cbegin(); aModIt != aModifiedShapes.cend(); ++aModIt) {
220 GeomShapePtr aModShape = *aModIt;
221 if(aMapOfSubShapes->isBound(aModShape)) {
222 aModShape = aMapOfSubShapes->find(aModShape);
224 if(theResultShape->isSubShape(aModShape)) {
225 aBaseShape = theObjectShape;
229 if(aBaseShape.get()) {