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0032015: Visualization - Select3D_SensitiveTriangulation::myDetectedIdx is inaccessible

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Added Select3D_SensitiveTriangulation::LastDetectedTriangle() property.
This commit is contained in:
kgv
2020-12-22 16:12:57 +03:00
committed by bugmaster
parent b81b237fa4
commit 73dc2d3ae5
3 changed files with 67 additions and 8 deletions
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33
src/Select3D/Select3D_SensitiveTriangulation.cxx
View File

@@ -254,6 +254,39 @@ void Select3D_SensitiveTriangulation::Swap (const Standard_Integer theIdx1,
myBVHPrimIndexes->ChangeValue (theIdx2) = anElemIdx1;
}
//=======================================================================
// function : LastDetectedTriangle
// purpose :
//=======================================================================
bool Select3D_SensitiveTriangulation::LastDetectedTriangle (Poly_Triangle& theTriangle) const
{
const Standard_Integer anIndex = LastDetectedTriangleIndex();
if (anIndex != -1)
{
theTriangle = myTriangul->Triangle (anIndex);
return true;
}
return false;
}
//=======================================================================
// function : LastDetectedTriangle
// purpose :
//=======================================================================
bool Select3D_SensitiveTriangulation::LastDetectedTriangle (Poly_Triangle& theTriangle,
gp_Pnt theTriNodes[3]) const
{
if (!LastDetectedTriangle (theTriangle))
{
return false;
}
theTriNodes[0] = myTriangul->Nodes().Value (theTriangle.Value (1)).Transformed (myInitLocation.Transformation());;
theTriNodes[1] = myTriangul->Nodes().Value (theTriangle.Value (2)).Transformed (myInitLocation.Transformation());;
theTriNodes[2] = myTriangul->Nodes().Value (theTriangle.Value (3)).Transformed (myInitLocation.Transformation());;
return true;
}
//=======================================================================
// function : overlapsElement
// purpose : Checks whether the element with index theIdx overlaps the

25
src/Select3D/Select3D_SensitiveTriangulation.hxx
View File

@@ -53,6 +53,29 @@ public:
const Handle(TColStd_HArray1OfInteger)& theFreeEdges,
const gp_Pnt& theCOG,
const Standard_Boolean theIsInterior);
public:
//! Get last detected triangle.
//! @param theTriangle [out] triangle node indexes
//! @return TRUE if defined
Standard_EXPORT bool LastDetectedTriangle (Poly_Triangle& theTriangle) const;
//! Get last detected triangle.
//! @param theTriangle [out] triangle node indexes
//! @param theTriNodes [out] triangle nodes (with pre-applied transformation)
//! @return TRUE if defined
Standard_EXPORT bool LastDetectedTriangle (Poly_Triangle& theTriangle,
gp_Pnt theTriNodes[3]) const;
//! Return index of last detected triangle within [1..NbTris] range, or -1 if undefined.
Standard_Integer LastDetectedTriangleIndex() const
{
return (myDetectedIdx != -1 && mySensType == Select3D_TOS_INTERIOR && !myBVHPrimIndexes.IsNull())
? myBVHPrimIndexes->Value (myDetectedIdx) + 1
: -1;
}
public:
//! Returns the amount of nodes in triangulation
Standard_EXPORT virtual Standard_Integer NbSubElements() const Standard_OVERRIDE;
@@ -118,7 +141,7 @@ private:
Standard_Integer theElemIdx,
Standard_Boolean theIsFullInside) Standard_OVERRIDE;
private:
protected:
Handle(Poly_Triangulation) myTriangul;
TopLoc_Location myInitLocation;