geom/ARCHIMEDE/Archimede_VolumeSection.hxx
2003-07-09 07:30:56 +00:00

86 lines
2.9 KiB
C++

// GEOM ARCHIMEDE : algorithm implementation
//
// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
//
//
//
// File : Archimede_VolumeSection.hxx
// Author : Nicolas REJNERI
// Module : GEOM
// $Header$
#ifndef ARCHIMEDE_VOLUMESECTION_HXX
#define ARCHIMEDE_VOLUMESECTION_HXX
#include <gp_Pnt.hxx>
#include <gp_Dir.hxx>
#include <TopoDS_Shape.hxx>
#include <Geom_Plane.hxx>
#include <Geom_RectangularTrimmedSurface.hxx>
class VolumeSection{
public:
// Constructeur effectuant le maillage de peau de la shape
VolumeSection(TopoDS_Shape , Standard_Real);
//Methode qui affecte à un point,les coordonnées de centre de la boite englobante de la shape
void CenterOfGravity();
// Methode qui calcule le volume sous un plan Z = h
Standard_Real CalculateVolume(Standard_Real);
// Methode qui resout l'equation V(h)=constante
Standard_Real Archimede(Standard_Real , Standard_Real);
// Methode permettant de "setter" un plan afin de l'utiliser à l'interieur de la classe
void SetPlane(Handle (Geom_Plane));
// Methode permettant de récupérer la shape modifiée à l'extérieur de la classe
TopoDS_Shape GetShape();
// Methode effectuant la rotation du plan et de la shape
void MakeRotation(gp_Dir);
// Methode effectuant la rotation inverse du plan et de la shape
Handle (Geom_RectangularTrimmedSurface) InvMakeRotation(gp_Dir,Handle(Geom_RectangularTrimmedSurface));
// Methode permettant de découper le plan selon une projection de la Shape
Handle (Geom_RectangularTrimmedSurface) TrimSurf();
// Methode permmettant de deplacer le plan jusqu'a la position donnée par Archimède
Handle (Geom_RectangularTrimmedSurface) AjustePlan(Handle(Geom_RectangularTrimmedSurface),Standard_Real,gp_Pnt);
void getZ( double& min, double& max);
private:
TopoDS_Shape myShape;
Standard_Real Tolerance;
gp_Pnt InitPoint;
Standard_Real Zmin,Zmax,Ymin,Ymax,Xmin,Xmax;
Handle(Geom_Plane) myPlane;
Standard_Real ElementaryVolume(gp_Pnt,gp_Pnt,gp_Pnt);
gp_Pnt Intersection(gp_Pnt,gp_Pnt,Standard_Real);
};
#endif