Standard_Boolean isProtrusion = (aCI.GetFuseFlag()==1);
// Flag to know wether the feature is a protrusion (fuse) or a depression (cut)
- if (anInitShape.ShapeType() == TopAbs_COMPOUND)
- {
- TopExp_Explorer anExp(anInitShape, TopAbs_SOLID);
- int solidCount = 0;
- for(;anExp.More();anExp.Next())
- {
- solidCount++;
- if (solidCount > 1)
- Standard_ConstructionError::Raise("The input shape is a compound with more than one solid");
- }
- if (solidCount == 0)
- Standard_ConstructionError::Raise("The input shape is a compound without any solid");
- }
-
-// if (aSketch.ShapeType() == TopAbs_FACE)
-// {
-// aFaceBase = TopoDS::Face(aSketch);
-// }
-// else
-// {
- TopoDS_Wire aWire = TopoDS_Wire();
-
- if (aSketch.ShapeType() == TopAbs_EDGE)
- {
- aWire = BRepBuilderAPI_MakeWire(TopoDS::Edge(aSketch));
- }
- else if (aSketch.ShapeType() == TopAbs_WIRE)
- {
- aWire = TopoDS::Wire(aSketch);
- }
- else
- {
- Standard_ConstructionError::Raise("The input profile is neither a wire, nor edge");
- }
-
- TopoDS_Vertex aV1, aV2;
- TopExp::Vertices(aWire, aV1, aV2);
- if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
- aWire.Closed( true );
-
- if (!aWire.Closed())
- Standard_ConstructionError::Raise("The input profile is not closed");
-
// history of the Base wire (RefBase)
Handle(GEOM_Object) aSuppObj;
TDF_LabelSequence aLabelSeq;
aSuppObj = GEOM_Object::GetReferencedObject(anArgumentRefLabel);
}
- // Construction of the face if the wire hasn't any support face
- TopoDS_Face aFaceBase = BRepBuilderAPI_MakeFace(aWire);
-
- if(!aSuppObj.IsNull()) // If the wire has a support
- {
- TopoDS_Shape aSupport = aSuppObj->GetValue();
- if (aSupport.ShapeType() == TopAbs_FACE)
- {
- Handle(Geom_Surface) aSurf = BRep_Tool::Surface(TopoDS::Face(aSupport));
- TopoDS_Face aTempFace = BRepBuilderAPI_MakeFace(aSurf, aWire);
-
- if(aTempFace.Orientation() != TopoDS::Face(aSupport).Orientation())
- {
- aFaceBase=TopoDS::Face(aTempFace.Reversed());
- }
- else
- aFaceBase=aTempFace;
- }
- }
-// }
+ TopoDS_Shape aSupport;
- // Invert height and angle if the operation is an extruded cut
- bool invert = !isProtrusion;
-
- // If the face has a reversed orientation invert for extruded boss operations
- if(aFaceBase.Orientation() == TopAbs_REVERSED)
- invert = isProtrusion;
-
- if(invert)
- {
- anAngle = -anAngle; // Invert angle and height
- aHeight = -aHeight;
- }
-
- BRepFeat_MakeDPrism thePrism(anInitShape, aFaceBase, TopoDS_Face(),
- anAngle*PI180, isProtrusion, Standard_True);
-
- thePrism.Perform(aHeight);
+ if(!aSuppObj.IsNull()) // If the wire has a support
+ aSupport = aSuppObj->GetValue();
- aShape = thePrism.Shape();
+ aShape = MakeDraftPrism(anInitShape, aSketch, aHeight, anAngle, isProtrusion, aSupport);
}
if (aShape.IsNull()) return 0;
{
aSolid = TopoDS::Solid(anExp.Current());
solidNb++;
+ if (solidNb > 1)
+ break;
}
if (solidNb == 1)
- {
aRes = aSolid;
- }
}
aFunction->SetValue(aRes);
return aShape;
}
+//=======================================================================
+//function : MakeDraftPrism
+//purpose :
+//=======================================================================
+TopoDS_Shape GEOMImpl_PrismDriver::MakeDraftPrism ( const TopoDS_Shape& theInitShape,
+ const TopoDS_Shape& theBaseShape,
+ const Standard_Real theHeight,
+ const Standard_Real theAngle,
+ bool isProtrusion,
+ const TopoDS_Shape& theSupport)
+{
+ TopoDS_Shape aShape;
+
+ if (theInitShape.ShapeType() == TopAbs_COMPOUND)
+ {
+ TopExp_Explorer anExp(theInitShape, TopAbs_SOLID);
+ int solidCount = 0;
+ for(;anExp.More();anExp.Next())
+ {
+ solidCount++;
+ if (solidCount > 1)
+ Standard_ConstructionError::Raise("The input shape is a compound with more than one solid");
+ }
+ if (solidCount == 0)
+ Standard_ConstructionError::Raise("The input shape is a compound without any solid");
+ }
+
+ TopoDS_Wire aWire = TopoDS_Wire();
+
+ if (theBaseShape.ShapeType() == TopAbs_EDGE)
+ {
+ aWire = BRepBuilderAPI_MakeWire(TopoDS::Edge(theBaseShape));
+ }
+ else if (theBaseShape.ShapeType() == TopAbs_WIRE)
+ {
+ aWire = TopoDS::Wire(theBaseShape);
+ }
+ else
+ {
+ Standard_ConstructionError::Raise("The input profile is neither a wire, nor edge");
+ }
+
+ TopoDS_Vertex aV1, aV2;
+ TopExp::Vertices(aWire, aV1, aV2);
+ if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
+ aWire.Closed( true );
+
+ if (!aWire.Closed())
+ Standard_ConstructionError::Raise("The input profile is not closed");
+
+ // Construction of the face if the wire hasn't any support face
+ TopoDS_Face aFaceBase = BRepBuilderAPI_MakeFace(aWire);
+
+ if(!theSupport.IsNull() && theSupport.ShapeType() == TopAbs_FACE) // If the wire has a support
+ {
+ Handle(Geom_Surface) aSurf = BRep_Tool::Surface(TopoDS::Face(theSupport));
+ TopoDS_Face aTempFace = BRepBuilderAPI_MakeFace(aSurf, aWire);
+
+ if(aTempFace.Orientation() != TopoDS::Face(theSupport).Orientation())
+ {
+ aFaceBase=TopoDS::Face(aTempFace.Reversed());
+ }
+ else
+ aFaceBase=aTempFace;
+ }
+
+ // Invert height and angle if the operation is an extruded cut
+ bool invert = !isProtrusion;
+
+ // If the face has a reversed orientation invert for extruded boss operations
+ if(aFaceBase.Orientation() == TopAbs_REVERSED)
+ invert = isProtrusion;
+
+ Standard_Real anAngle = theAngle;
+ Standard_Real aHeight = theHeight;
+ if(invert)
+ {
+ anAngle = -theAngle; // Invert angle and height
+ aHeight = -theHeight;
+ }
+
+ BRepFeat_MakeDPrism aPrism(theInitShape, aFaceBase, TopoDS_Face(),
+ anAngle*PI180, isProtrusion, Standard_True);
+
+ aPrism.Perform(aHeight);
+
+ aShape = aPrism.Shape();
+
+ return aShape;
+}
+
+
//=======================================================================
//function : GEOMImpl_PrismDriver_Type_
//purpose :
