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139 lines
4.4 KiB
Plaintext
Executable File
139 lines
4.4 KiB
Plaintext
Executable File
// Created on: 1992-07-09
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// Created by: Christophe MARION
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// Copyright (c) 1992-1999 Matra Datavision
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// Copyright (c) 1999-2012 OPEN CASCADE SAS
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//
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// The content of this file is subject to the Open CASCADE Technology Public
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// License Version 6.5 (the "License"). You may not use the content of this file
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// except in compliance with the License. Please obtain a copy of the License
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// at http://www.opencascade.org and read it completely before using this file.
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//
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// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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//
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// The Original Code and all software distributed under the License is
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// distributed on an "AS IS" basis, without warranty of any kind, and the
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// Initial Developer hereby disclaims all such warranties, including without
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// limitation, any warranties of merchantability, fitness for a particular
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// purpose or non-infringement. Please see the License for the specific terms
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// and conditions governing the rights and limitations under the License.
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#include <Standard_NoSuchObject.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Lin.hxx>
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#include <V3d_View.hxx>
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#include <V3d.hxx>
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//=======================================================================
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//function : Perspective
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//purpose :
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//=======================================================================
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inline Standard_Boolean Select3D_Projector::Perspective() const
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{ return myPersp; }
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//=======================================================================
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//function : Transformation
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//purpose :
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//=======================================================================
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inline const gp_GTrsf& Select3D_Projector::Transformation() const
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{ return myGTrsf; }
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//=======================================================================
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//function : InvertedTransformation
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//purpose :
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//=======================================================================
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inline const gp_GTrsf& Select3D_Projector::InvertedTransformation() const
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{ return myInvTrsf; }
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//=======================================================================
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//function : FullTransformation
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//purpose :
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//=======================================================================
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inline const gp_Trsf& Select3D_Projector::FullTransformation() const
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{ return myScaledTrsf; }
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//=======================================================================
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//function : Focus
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//purpose :
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//=======================================================================
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inline Standard_Real Select3D_Projector::Focus() const
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{
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Standard_NoSuchObject_Raise_if(!myPersp,
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"Select3D_Projector::Not a Perpective");
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return myFocus;
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}
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//=======================================================================
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//function : Transform
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//purpose :
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//=======================================================================
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inline void Select3D_Projector::Transform (gp_Vec& D) const
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{
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gp_XYZ coord = D.XYZ();
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if (myGTrsf.Form() == gp_Identity || myGTrsf.Form() == gp_Translation) { }
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else if (myGTrsf.Form() == gp_PntMirror) { coord.Reverse(); }
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else { coord.Multiply (myGTrsf.VectorialPart()); }
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D.SetXYZ(coord);
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}
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//=======================================================================
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//function : Transform
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//purpose :
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//=======================================================================
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inline void Select3D_Projector::Transform (gp_Pnt& Pnt) const
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{
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gp_XYZ xyz = Pnt.XYZ();
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myGTrsf.Transforms(xyz);
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Pnt = gp_Pnt(xyz);
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}
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inline const Handle(V3d_View)& Select3D_Projector::View() const
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{return myView;}
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inline void Select3D_Projector::Transform (gp_Lin& Lin, const gp_GTrsf& T) const
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{
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gp_Ax1 ax1 = Lin.Position();
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gp_XYZ xyz = ax1.Location().XYZ();
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T.Transforms(xyz);
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ax1.SetLocation(gp_Pnt(xyz));
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gp_Dir dir = ax1.Direction();
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gp_XYZ coord = dir.XYZ();
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if (T.Form() == gp_Identity || T.Form() == gp_Translation) { }
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else if (T.Form() == gp_PntMirror) { coord.Reverse(); }
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else {
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coord.Multiply (T.VectorialPart());
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Standard_Real D = coord.Modulus();
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coord.Divide(D);
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}
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dir.SetXYZ(coord);
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ax1.SetDirection(dir);
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Lin.SetPosition(ax1);
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}
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inline void Select3D_Projector::Transform (gp_Pnt& Pnt, const gp_GTrsf& T) const
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{
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gp_XYZ xyz = Pnt.XYZ();
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T.Transforms(xyz);
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Pnt = gp_Pnt(xyz);
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}
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inline Standard_Real Select3D_Projector::DepthMin() const
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{
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return myDepthMin;
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}
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inline Standard_Real Select3D_Projector::DepthMax() const
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{
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return myDepthMax;
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}
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