// Created: 23 Apr 2014
// Author: Mikhail PONIKAROV
-#include<GeomAPI_Shape.h>
+#include "GeomAPI_Shape.h"
-#include <TopoDS_Shape.hxx>
+#include <BRep_Tool.hxx>
#include <BRepBndLib.hxx>
-#include <Bnd_Box.hxx>
+#include <BRepBuilderAPI_FindPlane.hxx>
#include <BRepTools.hxx>
+#include <Bnd_Box.hxx>
+#include <Geom_Circle.hxx>
+#include <Geom_Conic.hxx>
+#include <Geom_Curve.hxx>
+#include <Geom_Ellipse.hxx>
+#include <Geom_Hyperbola.hxx>
+#include <Geom_Line.hxx>
+#include <Geom_Parabola.hxx>
+#include <Geom_Plane.hxx>
+#include <Geom_RectangularTrimmedSurface.hxx>
+#include <Geom_TrimmedCurve.hxx>
+#include <TopExp_Explorer.hxx>
+#include <TopoDS.hxx>
+#include <TopoDS_Iterator.hxx>
+#include <TopoDS_Shape.hxx>
+#include <NCollection_List.hxx>
#include <sstream>
-#define MY_SHAPE static_cast<TopoDS_Shape*>(myImpl)
+#define MY_SHAPE implPtr<TopoDS_Shape>()
GeomAPI_Shape::GeomAPI_Shape()
: GeomAPI_Interface(new TopoDS_Shape())
{
}
+std::shared_ptr<GeomAPI_Shape> GeomAPI_Shape::emptyCopied() const
+{
+ GeomShapePtr aShape(new GeomAPI_Shape());
+ aShape->setImpl(new TopoDS_Shape(MY_SHAPE->EmptyCopied()));
+ return aShape;
+}
+
bool GeomAPI_Shape::isNull() const
{
return MY_SHAPE->IsNull() == Standard_True;
bool GeomAPI_Shape::isEdge() const
{
const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
- return aShape.ShapeType() == TopAbs_EDGE;
+ return !aShape.IsNull() && aShape.ShapeType() == TopAbs_EDGE;
}
bool GeomAPI_Shape::isFace() const
{
const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
- return aShape.ShapeType() == TopAbs_FACE;
+ return !aShape.IsNull() && aShape.ShapeType() == TopAbs_FACE;
+}
+
+bool GeomAPI_Shape::isCompound() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
+ return !aShape.IsNull() && aShape.ShapeType() == TopAbs_COMPOUND;
+}
+
+bool GeomAPI_Shape::isCompoundOfSolids() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
+ if (aShape.IsNull() || aShape.ShapeType() != TopAbs_COMPOUND)
+ return false;
+ bool isAtLeastOne = false;
+ for(TopoDS_Iterator aSubs(aShape); aSubs.More(); aSubs.Next()) {
+ if (aSubs.Value().IsNull() || aSubs.Value().ShapeType() != TopAbs_SOLID)
+ return false;
+ isAtLeastOne = true;
+ }
+ return isAtLeastOne;
+}
+
+// adds the nopt-compound elements recursively to the list
+static void addSimpleToList(const TopoDS_Shape& theShape, NCollection_List<TopoDS_Shape>& theList)
+{
+ if (!theShape.IsNull()) {
+ if (theShape.ShapeType() == TopAbs_COMPOUND) {
+ for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
+ addSimpleToList(aSubs.Value(), theList);
+ }
+ } else {
+ theList.Append(theShape);
+ }
+ }
+}
+
+bool GeomAPI_Shape::isConnectedTopology() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
+ if (aShape.IsNull() || aShape.ShapeType() != TopAbs_COMPOUND)
+ return false;
+ NCollection_List<TopoDS_Shape> aNotConnected; // list of simple elements that are not detected in connection to others
+ addSimpleToList(aShape, aNotConnected);
+ if (aNotConnected.IsEmpty()) // an empty compound
+ return false;
+
+ // collect here the group of connected subs, starting with one first element
+ NCollection_List<TopoDS_Shape> aNewConnected;
+ aNewConnected.Append(aNotConnected.First());
+ aNotConnected.RemoveFirst();
+ // iterate until some new element become connected
+ while(!aNewConnected.IsEmpty() && !aNotConnected.IsEmpty()) {
+ NCollection_List<TopoDS_Shape> aNew; // very new connected to new connected
+ NCollection_List<TopoDS_Shape>::Iterator aNotIter(aNotConnected);
+ while(aNotIter.More()) {
+ // optimization to avoid TopExp_Explorer double-cycle, collect all vertices in the list first
+ NCollection_List<TopoDS_Shape> aNotVertices;
+ for(TopExp_Explorer anExp1(aNotIter.Value(), TopAbs_VERTEX); anExp1.More(); anExp1.Next()) {
+ aNotVertices.Append(anExp1.Current());
+ }
+
+ bool aConnected = false;
+ NCollection_List<TopoDS_Shape>::Iterator aNewIter(aNewConnected);
+ for(; !aConnected && aNewIter.More(); aNewIter.Next()) {
+ // checking topological connecion of aNotIter and aNewIter (if shapes are connected, vertices are connected for sure)
+ TopExp_Explorer anExp2(aNewIter.Value(), TopAbs_VERTEX);
+ for(; !aConnected && anExp2.More(); anExp2.Next()) {
+ NCollection_List<TopoDS_Shape>::Iterator aNotIter(aNotVertices);
+ for(; aNotIter.More(); aNotIter.Next()) {
+ if (aNotIter.Value().IsSame(anExp2.Current())) {
+ aConnected = true;
+ break;
+ }
+ }
+ }
+ }
+ if (aConnected) {
+ aNew.Append(aNotIter.Value());
+ aNotConnected.Remove(aNotIter);
+ } else {
+ aNotIter.Next();
+ }
+ }
+ // remove all new connected and put to this list very new connected
+ aNewConnected.Clear();
+ aNewConnected.Append(aNew);
+ }
+ return aNotConnected.IsEmpty() == Standard_True;
+}
+
+bool GeomAPI_Shape::isSolid() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
+ return !aShape.IsNull() && aShape.ShapeType() == TopAbs_SOLID;
+}
+
+bool GeomAPI_Shape::isCompSolid() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Shape*>(this)->impl<TopoDS_Shape>();
+ return !aShape.IsNull() && aShape.ShapeType() == TopAbs_COMPSOLID;
+}
+
+bool GeomAPI_Shape::isPlanar() const
+{
+ TopoDS_Shape aShape = impl<TopoDS_Shape>();
+
+ if(aShape.IsNull()) {
+ return false;
+ }
+
+ TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
+ if(aShapeType == TopAbs_COMPOUND) {
+ TopoDS_Iterator anIt(aShape);
+ int aShNum = 0;
+ for(; anIt.More(); anIt.Next()) {
+ ++aShNum;
+ }
+ if(aShNum == 1) {
+ anIt.Initialize(aShape);
+ aShape = anIt.Value();
+ }
+ }
+
+ aShapeType = aShape.ShapeType();
+ if(aShapeType == TopAbs_VERTEX) {
+ return true;
+ } else if(aShapeType == TopAbs_FACE) {
+ const Handle(Geom_Surface)& aSurface = BRep_Tool::Surface(TopoDS::Face(aShape));
+ Handle(Standard_Type) aType = aSurface->DynamicType();
+
+ if(aType == STANDARD_TYPE(Geom_RectangularTrimmedSurface)) {
+ Handle(Geom_RectangularTrimmedSurface) aTrimSurface = Handle(Geom_RectangularTrimmedSurface)::DownCast(aSurface);
+ aType = aTrimSurface->BasisSurface()->DynamicType();
+ }
+ return (aType == STANDARD_TYPE(Geom_Plane)) == Standard_True;
+ } else {
+ BRepBuilderAPI_FindPlane aFindPlane(aShape);
+ bool isFound = aFindPlane.Found() == Standard_True;
+
+ if(!isFound && aShapeType == TopAbs_EDGE) {
+ Standard_Real aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(aShape), aFirst, aLast);
+ Handle(Standard_Type) aType = aCurve->DynamicType();
+
+ if(aType == STANDARD_TYPE(Geom_TrimmedCurve)) {
+ Handle(Geom_TrimmedCurve) aTrimCurve = Handle(Geom_TrimmedCurve)::DownCast(aCurve);
+ aType = aTrimCurve->BasisCurve()->DynamicType();
+ }
+
+ if(aType == STANDARD_TYPE(Geom_Line)
+ || aType == STANDARD_TYPE(Geom_Conic)
+ || aType == STANDARD_TYPE(Geom_Circle)
+ || aType == STANDARD_TYPE(Geom_Ellipse)
+ || aType == STANDARD_TYPE(Geom_Hyperbola)
+ || aType == STANDARD_TYPE(Geom_Parabola)) {
+ isFound = true;
+ }
+ }
+
+ return isFound;
+ }
+
+ return false;
+}
+
+GeomAPI_Shape::ShapeType GeomAPI_Shape::shapeType() const
+{
+ const TopoDS_Shape& aShape = impl<TopoDS_Shape>();
+
+ ShapeType aST = GeomAPI_Shape::SHAPE;
+
+ switch(aShape.ShapeType()) {
+ case TopAbs_COMPOUND:
+ aST = GeomAPI_Shape::COMPOUND;
+ break;
+ case TopAbs_COMPSOLID:
+ aST = GeomAPI_Shape::COMPSOLID;
+ break;
+ case TopAbs_SOLID:
+ aST = GeomAPI_Shape::SOLID;
+ break;
+ case TopAbs_SHELL:
+ aST = GeomAPI_Shape::SHELL;
+ break;
+ case TopAbs_FACE:
+ aST = GeomAPI_Shape::FACE;
+ break;
+ case TopAbs_WIRE:
+ aST = GeomAPI_Shape::WIRE;
+ break;
+ case TopAbs_EDGE:
+ aST = GeomAPI_Shape::EDGE;
+ break;
+ case TopAbs_VERTEX:
+ aST = GeomAPI_Shape::VERTEX;
+ break;
+ case TopAbs_SHAPE:
+ aST = GeomAPI_Shape::SHAPE;
+ break;
+ }
+
+ return aST;
+}
+
+std::string GeomAPI_Shape::shapeTypeStr() const
+{
+ ShapeType aShapeType = shapeType();
+ std::string aShapeTypeStr;
+
+ switch(aShapeType) {
+ case COMPOUND: {
+ aShapeTypeStr = "Compound";
+ break;
+ }
+ case COMPSOLID: {
+ aShapeTypeStr = "CompSolid";
+ break;
+ }
+ case SOLID: {
+ aShapeTypeStr = "Solid";
+ break;
+ }
+ case SHELL: {
+ aShapeTypeStr = "Shell";
+ break;
+ }
+ case FACE: {
+ aShapeTypeStr = "Face";
+ break;
+ }
+ case WIRE: {
+ aShapeTypeStr = "Wire";
+ break;
+ }
+ case EDGE: {
+ aShapeTypeStr = "Edge";
+ break;
+ }
+ case VERTEX: {
+ aShapeTypeStr = "Vertex";
+ break;
+ }
+ case SHAPE: {
+ aShapeTypeStr = "Shape";
+ break;
+ }
+ }
+
+ return aShapeTypeStr;
+}
+
+GeomAPI_Shape::Orientation GeomAPI_Shape::orientation() const
+{
+ TopAbs_Orientation anOrientation = MY_SHAPE->Orientation();
+
+ switch(anOrientation) {
+ case TopAbs_FORWARD: return FORWARD;
+ case TopAbs_REVERSED: return REVERSED;
+ case TopAbs_INTERNAL: return INTERNAL;
+ case TopAbs_EXTERNAL: return EXTERNAL;
+ default: return FORWARD;
+ }
+}
+
+void GeomAPI_Shape::setOrientation(const GeomAPI_Shape::Orientation theOrientation)
+{
+ TopAbs_Orientation anOrientation = MY_SHAPE->Orientation();
+
+ switch(theOrientation) {
+ case FORWARD: MY_SHAPE->Orientation(TopAbs_FORWARD); break;
+ case REVERSED: MY_SHAPE->Orientation(TopAbs_REVERSED); break;
+ case INTERNAL: MY_SHAPE->Orientation(TopAbs_INTERNAL); break;
+ case EXTERNAL: MY_SHAPE->Orientation(TopAbs_EXTERNAL); break;
+ }
+}
+
+bool GeomAPI_Shape::isSubShape(const std::shared_ptr<GeomAPI_Shape> theShape) const
+{
+ if(!theShape.get()) {
+ return false;
+ }
+
+ const TopoDS_Shape& aShapeToSearch = theShape->impl<TopoDS_Shape>();
+ if(aShapeToSearch.IsNull()) {
+ return false;
+ }
+
+ for(TopExp_Explorer anExp(*MY_SHAPE, aShapeToSearch.ShapeType()); anExp.More(); anExp.Next()) {
+ if(aShapeToSearch.IsEqual(anExp.Current())) {
+ return true;
+ }
+ }
+
+ return false;
}
bool GeomAPI_Shape::computeSize(double& theXmin, double& theYmin, double& theZmin,