support fuzzy parameter in all boolean operations

[modules/shaper.git] / src / FeaturesPlugin / FeaturesPlugin_Union.cpp

diff --git a/src/FeaturesPlugin/FeaturesPlugin_Union.cpp b/src/FeaturesPlugin/FeaturesPlugin_Union.cpp
index 192e15e75157861316f5b7ed32746a673b3e56d3..9627e7bf020b31ccfd74f970b0dbd3c9d3d2a99d 100644 (file)
--- a/src/FeaturesPlugin/FeaturesPlugin_Union.cpp
+++ b/src/FeaturesPlugin/FeaturesPlugin_Union.cpp
@@ -29,10 +29,12 @@
 #include <GeomAPI_ShapeExplorer.h>
 #include <GeomAPI_ShapeIterator.h>
 
+#include <ModelAPI_AttributeDouble.h>
 #include <ModelAPI_AttributeSelectionList.h>
 #include <ModelAPI_ResultBody.h>
 #include <ModelAPI_Tools.h>
 
+
 //=================================================================================================
 FeaturesPlugin_Union::FeaturesPlugin_Union()
 {
@@ -42,6 +44,13 @@ FeaturesPlugin_Union::FeaturesPlugin_Union()
 void FeaturesPlugin_Union::initAttributes()
 {
   data()->addAttribute(BASE_OBJECTS_ID(), ModelAPI_AttributeSelectionList::typeId());
+
+  data()->addAttribute(FUZZY_PARAM_ID(), ModelAPI_AttributeDouble::typeId());
+  // Initialize the fuzzy parameter with a value below Precision::Confusion() to indicate,
+  // that the internal algorithms should use their default fuzzy value, if none was specified
+  // by the user.
+  real(FUZZY_PARAM_ID())->setValue(1.e-8);
+
   initVersion(BOP_VERSION_9_4(), selectionList(BASE_OBJECTS_ID()));
 }
 
@@ -60,6 +69,10 @@ void FeaturesPlugin_Union::execute()
     return;
   }
 
+  // Getting fuzzy parameter.
+  // Used as additional tolerance to eliminate tiny results.
+  double aFuzzy = real(FUZZY_PARAM_ID())->value();
+
   std::string anError;
   int aResultIndex = 0;
   std::vector<ModelAPI_Tools::ResultBaseAlgo> aResultBaseAlgoList;
@@ -81,12 +94,14 @@ void FeaturesPlugin_Union::execute()
       // compsolid handling
       isOk = processCompsolid(GeomAlgoAPI_Tools::BOOL_FUSE,
                               anObjects, aParent, anEmptyList, anEmptyList,
+                              aFuzzy,
                               aResultIndex, aResultBaseAlgoList, aResultShapesList,
                               aResultCompound);
     } else {
       // process object as is
       isOk = processObject(GeomAlgoAPI_Tools::BOOL_FUSE,
                            anObject, anEmptyList, anEmptyList,
+                           aFuzzy,
                            aResultIndex, aResultBaseAlgoList, aResultShapesList,
                            aResultCompound);
     }