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205 lines
5.7 KiB
C++
Executable File
205 lines
5.7 KiB
C++
Executable File
// Copyright: Matra-Datavision 1995
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// File: Select3D_SensitiveBox.cxx
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// Created: Thu Apr 13 10:28:17 1995
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// Author: Robert COUBLANC
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// <rob>
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#include <Select3D_SensitiveBox.ixx>
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#include <gp_Pnt2d.hxx>
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#include <gp_Pnt.hxx>
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#include <Bnd_Box.hxx>
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#include <ElCLib.hxx>
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//==================================================
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// Function: Constructor
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// Purpose :
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//==================================================
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Select3D_SensitiveBox::Select3D_SensitiveBox(const Handle(SelectBasics_EntityOwner)& OwnerId,
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const Bnd_Box& BBox):
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Select3D_SensitiveEntity(OwnerId),
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mybox3d(BBox){}
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//==================================================
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// Function: Constructor
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// Purpose :
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//==================================================
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Select3D_SensitiveBox::
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Select3D_SensitiveBox(const Handle(SelectBasics_EntityOwner)& OwnerId,
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const Standard_Real XMin,
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const Standard_Real YMin,
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const Standard_Real ZMin,
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const Standard_Real XMax,
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const Standard_Real YMax,
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const Standard_Real ZMax):
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Select3D_SensitiveEntity(OwnerId)
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{
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mybox3d.Update(XMin,YMin,ZMin,XMax,YMax,ZMax);
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}
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//==================================================
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// Function: Project
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// Purpose :
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//==================================================
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void Select3D_SensitiveBox::
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Project(const Handle(Select3D_Projector)& aProj)
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{
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Select3D_SensitiveEntity::Project(aProj); // to set the field last proj...
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if(HasLocation()){
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Bnd_Box B = mybox3d.Transformed(Location().Transformation());
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ProjectBox(aProj,B);
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}
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else
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ProjectBox(aProj,mybox3d);
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}
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//==================================================
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// Function:
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// Purpose :
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//==================================================
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void Select3D_SensitiveBox::
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Areas(SelectBasics_ListOfBox2d& aSeq)
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{ aSeq.Append(mybox2d);}
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//=======================================================================
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//function : GetConnected
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//purpose :
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//=======================================================================
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Handle(Select3D_SensitiveEntity) Select3D_SensitiveBox::GetConnected(const TopLoc_Location& aLoc)
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{
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Handle(Select3D_SensitiveBox) NiouEnt = new Select3D_SensitiveBox(myOwnerId,mybox3d);
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if(HasLocation()) NiouEnt->SetLocation(Location());
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NiouEnt->UpdateLocation(aLoc);
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return NiouEnt;
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}
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//==================================================
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// Function:
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// Purpose :
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//==================================================
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Standard_Boolean Select3D_SensitiveBox::
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Matches(const Standard_Real X,
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const Standard_Real Y,
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const Standard_Real aTol,
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Standard_Real& DMin)
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{
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Select3D_SensitiveEntity::Matches(X,Y,aTol,DMin);
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DMin=0.;
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return Standard_True;
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}
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//==================================================
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// Function:
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// Purpose :
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//==================================================
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Standard_Boolean Select3D_SensitiveBox::
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Matches (const Standard_Real XMin,
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const Standard_Real YMin,
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const Standard_Real XMax,
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const Standard_Real YMax,
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const Standard_Real aTol)
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{
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Bnd_Box2d BoundBox;
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BoundBox.Update(XMin-aTol,YMin-aTol,XMax+aTol,YMax+aTol);
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return(!BoundBox.IsOut(mybox2d));
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}
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//=======================================================================
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//function : Matches
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//purpose :
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//=======================================================================
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Standard_Boolean Select3D_SensitiveBox::
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Matches (const TColgp_Array1OfPnt2d& aPoly,
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const Bnd_Box2d& aBox,
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const Standard_Real aTol)
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{
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return(!aBox.IsOut(mybox2d));
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}
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//=======================================================================
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//function : Dump
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//purpose :
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//=======================================================================
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void Select3D_SensitiveBox::Dump(Standard_OStream& S,const Standard_Boolean FullDump) const
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{
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S<<"\tSensitiveBox 3D :\n";
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if(HasLocation())
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S<<"\t\tExisting Location"<<endl;
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Standard_Real XMin,YMin,ZMin,XMax,YMax,ZMax;
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mybox3d.Get(XMin,YMin,ZMin,XMax,YMax,ZMax);
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S<<"\t\t PMin [ "<<XMin<<" , "<<YMin<<" , "<<ZMin<<" ]";
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S<<"\t\t PMax [ "<<XMax<<" , "<<YMax<<" , "<<ZMax<<" ]"<<endl;
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if(FullDump){
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// S<<"\t\t\tOwner:"<<myOwnerId<<endl;
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Select3D_SensitiveEntity::DumpBox(S,mybox2d);}
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}
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//=======================================================================
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//function : ProjectBox
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//purpose :
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//=======================================================================
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void Select3D_SensitiveBox::ProjectBox(const Handle(Select3D_Projector)& aPrj,
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const Bnd_Box& aBox)
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{
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mybox2d.SetVoid();
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gp_Pnt2d curp2d;
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Standard_Real XMin,YMin,ZMin,XMax,YMax,ZMax;
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aBox.Get(XMin,YMin,ZMin,XMax,YMax,ZMax);
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aPrj->Project(gp_Pnt(XMin,YMin,ZMin),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMax,YMin,ZMin),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMax,YMax,ZMin),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMin,YMax,ZMin),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMin,YMin,ZMax),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMax,YMin,ZMax),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMax,YMax,ZMax),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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aPrj->Project(gp_Pnt(XMin,YMax,ZMax),curp2d);
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mybox2d.Update(curp2d.X(),curp2d.Y());
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}
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//=======================================================================
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//function : ComputeDepth
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//purpose :
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//=======================================================================
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Standard_Real Select3D_SensitiveBox::ComputeDepth(const gp_Lin& EyeLine) const
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{
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Standard_Real XMin,YMin,ZMin,XMax,YMax,ZMax;
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mybox3d.Get(XMin,YMin,ZMin,XMax,YMax,ZMax);
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gp_Pnt PMid((XMin+XMax)/2.,(YMin+YMax)/2.,(ZMin+ZMax)/2.);
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return ElCLib::Parameter(EyeLine,PMid);
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}
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