Open Inventor Release 2024.1.3
 
Loading...
Searching...
No Matches
PbHexahedronCell.h
1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2014 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : VSG (MMM YYYY)
22**=======================================================================*/
23
24#ifndef _PB_HEXAHEDRONCELL_
25#define _PB_HEXAHEDRONCELL_
26
27#include <MeshViz/3Ddata/PbCell.h>
28
29#ifdef USE_IOSTREAM
30# include <iostream>
31#endif
32
33class PbMesh;
34class PiMarchingCase;
35
64class PbHexahedronCell : public PbCell {
65
66 public:
67
71 PbHexahedronCell(const PbMesh *owner_mesh) ;
72
77
82
87
91 virtual float getLongestEdgeLength() const;
92
96 virtual float getVolume() const;
97
101 virtual float getArea() const { return 0.0;}
102
107 virtual void getNodesIndexOfEdge (int edge, PbArrayOfInt &nodes_index) const;
108
113 virtual void getNodesIndexOfFacet (int facet, PbArrayOfInt &nodes_index) const;
114
120 virtual void getNodesLocalIndexOfEdge (int edge, PbArrayOfInt &nodes_index) const;
121
127 virtual void getNodesLocalIndexOfFacet (int facet, PbArrayOfInt &nodes_index) const;
128
133 virtual int locatePoint(const SbVec3f &coord, float tolerance, SbVec3f &pcoord) const;
134
138 virtual void getWeight(const SbVec3f &pcoord, float *weight) const;
139
144 void getDerivs(const SbVec3f &pcoord, float *weight) const;
145
146 /*----------------------------------------------------------------------------*/
147 private:
151 SbBool set(int index, int *node_ids, float *x, float *y, float *z);
152
153 void print(FILE *fp) const;
154 // Prints a formatted version of the hexahedron to the given file pointer
155
157 virtual int getOrdering() const;
158
159 virtual const int* getNodesLocalIndexOfEdge(int edge) const {
160 return c_edgeNodes[edge];
161 }
162
163 // not private because used by PbVoxelCell
164 static PiMarchingCase* c_MarchingLookup[256];
165/*----------------------------------------------------------------------------*/
166 PiMarchingCase* getMCcase(unsigned char mc_case) const {
167 return c_MarchingLookup[mc_case];
168 }
169 // static std::vector< int >* getMCStripSet(unsigned char mc_case);
170 // static std::vector< int >* getMCFaceSet(unsigned char mc_case);
171#ifdef USE_IOSTREAM
172 friend std::ostream& operator << (std::ostream& s, PbHexahedronCell &cell);
173#endif
174
175 static SbBool init();
176 static void finish();
177
178/*----------------------------------------------------------------------------*/
179 private:
180 virtual unsigned char getIsosurfCaseId(SbBoolVector &nodes_sign) const;
181
182 private:
183
184 void copy(const PbHexahedronCell &cell) ;
185 void destroy();
186
187 static PiMarchingCase* addMC(PiMarchingCase *mcase);
188 static PiMarchingCase* addMCBoth(PiMarchingCase *mcase);
189
190 static int c_edgeNodes[12][2];
191 static SbBool c_isInit;
192 static size_t c_numInit;
193
194 static int c_count;
195};
196
197/*---------------------------------------------------------------------------*/
198
199#endif /* _PB_HEXAHEDRONCELL_ */
200
201
202
203
204
205
206
DTEXT Dynamic array of int .
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Defines an abstract cell...
Definition PbCell.h:49
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Defines an hexahedron ce...
virtual float getVolume() const
Gets the volume of the cell.
virtual void getWeight(const SbVec3f &pcoord, float *weight) const
Gets the 8 weights of a point defined by its parametric coordinates.
~PbHexahedronCell()
Destructor.
virtual float getArea() const
Returns always 0.
virtual void getNodesLocalIndexOfFacet(int facet, PbArrayOfInt &nodes_index) const
Gets the array of node index that belongs to a given facet of this cell.
PbHexahedronCell(const PbMesh *owner_mesh)
Constructor of a default simple cell.
void getDerivs(const SbVec3f &pcoord, float *weight) const
Gets the derivs of a point defined by its parametric coordinates.
virtual void getNodesLocalIndexOfEdge(int edge, PbArrayOfInt &nodes_index) const
Gets the array of 2 nodes index that belongs to a given edge of this cell.
virtual int locatePoint(const SbVec3f &coord, float tolerance, SbVec3f &pcoord) const
Returns 1 if the point is inside the cell, 0 otherwise.
virtual void getNodesIndexOfEdge(int edge, PbArrayOfInt &nodes_index) const
Gets the array of 2 index mesh's nodes that belongs to a given edge of this cell.
PbHexahedronCell & operator=(const PbHexahedronCell &cell)
Assignment operator.
virtual float getLongestEdgeLength() const
Gets the length of the longest edge of the cell.
PbHexahedronCell(const PbHexahedronCell &cell)
Copy constructor.
virtual void getNodesIndexOfFacet(int facet, PbArrayOfInt &nodes_index) const
Gets the array of index mesh's nodes that belongs to a given facet of this cell.
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Defines an abstract mesh...
Definition PbMesh.h:84
3D vector class.
Definition SbVec.h:932
int SbBool
Boolean type.
Definition SbBase.h:87