/src/contrib/geom-5.1.2.7/inc_pythonocc/Archimede_VolumeSection.hxx

 1//  GEOM ARCHIMEDE : algorithm implementation
 2//
 3//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 4//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
 5// 
 6//  This library is free software; you can redistribute it and/or 
 7//  modify it under the terms of the GNU Lesser General Public 
 8//  License as published by the Free Software Foundation; either 
 9//  version 2.1 of the License. 
10// 
11//  This library is distributed in the hope that it will be useful, 
12//  but WITHOUT ANY WARRANTY; without even the implied warranty of 
13//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
14//  Lesser General Public License for more details. 
15// 
16//  You should have received a copy of the GNU Lesser General Public 
17//  License along with this library; if not, write to the Free Software 
18//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA 
19// 
20// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21//
22//
23//
24//  File   : Archimede_VolumeSection.hxx
25//  Author : Nicolas REJNERI
26//  Module : GEOM
27//  $Header: /home/server/cvs/GEOM/GEOM_SRC/src/ARCHIMEDE/Archimede_VolumeSection.hxx,v 1.7 2006/06/01 11:32:33 jfa Exp $
28
29#ifndef ARCHIMEDE_VOLUMESECTION_HXX
30#define ARCHIMEDE_VOLUMESECTION_HXX
31
32#include <gp_Pnt.hxx>
33#include <gp_Dir.hxx>
34#include <TopoDS_Shape.hxx>
35#include <Geom_Plane.hxx>
36#include <Geom_RectangularTrimmedSurface.hxx>
37
38//!Class to compute the water line of an object based on its specific weight
39class VolumeSection{
40
41public:
42  //! Constructeur effectuant le maillage de peau de la shape
43  Standard_EXPORT VolumeSection(TopoDS_Shape , Standard_Real); 
44
45  //! Methode qui affecte &#x20AC; un point,les coordonn&#x2030;es de centre de la boite englobante de la shape
46  Standard_EXPORT void CenterOfGravity();
47
48  //! Methode qui calcule le volume sous un plan Z = h
49  Standard_EXPORT Standard_Real CalculateVolume(Standard_Real); 
50
51  //! Methode qui resout l'equation V(h)=constante
52  Standard_EXPORT Standard_Real Archimede(Standard_Real , Standard_Real); 
53
54  //! Methode permettant de "setter" un plan afin de l'utiliser &#x20AC; l'interieur de la classe
55  Standard_EXPORT void SetPlane(Handle (Geom_Plane));
56
57  //! Methode permettant de r&#x2030;cup&#x2030;rer la shape modifi&#x2030;e &#x20AC; l'ext&#x2030;rieur de la classe
58  Standard_EXPORT TopoDS_Shape GetShape();
59
60  //! Methode effectuant la rotation du plan et de la shape
61  Standard_EXPORT void MakeRotation(gp_Dir);
62
63  //! Methode effectuant la rotation inverse du plan et de la shape
64  Standard_EXPORT Handle (Geom_RectangularTrimmedSurface) InvMakeRotation(gp_Dir,Handle(Geom_RectangularTrimmedSurface));
65
66  //! Methode permettant de d&#x2030;couper le plan selon une projection de la Shape
67  Standard_EXPORT Handle (Geom_RectangularTrimmedSurface) TrimSurf();
68
69  //! Methode permmettant de deplacer le plan jusqu'a la position donn&#x2030;e par Archim&#x2C6;de
70  Standard_EXPORT Handle (Geom_RectangularTrimmedSurface) AjustePlan(Handle(Geom_RectangularTrimmedSurface),Standard_Real,gp_Pnt);
71
72  Standard_EXPORT void getZ( double& min, double& max);
73  
74private:
75  
76  TopoDS_Shape  myShape;
77  Standard_Real Tolerance;
78  gp_Pnt        InitPoint;
79  Standard_Real Zmin,Zmax,Ymin,Ymax,Xmin,Xmax;
80  Handle(Geom_Plane) myPlane;
81  
82  Standard_Real ElementaryVolume(gp_Pnt,gp_Pnt,gp_Pnt);
83  gp_Pnt        Intersection(gp_Pnt,gp_Pnt,Standard_Real);
84  
85};
86#endif