/usr/include/dune/grid/io/visual/grape/geldesc.hh is in libdune-grid-dev 2.2.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#define __GRAPE_ELDESC_H__
#if HAVE_GRAPE
#include "ghmesh.hh"
#ifndef GRAPE_DIM
#define GRAPE_DIM 3
#endif
#if GRAPE_DIM==3
typedef HELEMENT3D HELEMENT;
typedef ELEMENT3D ELEMENT;
typedef HMESH3D HMESH;
typedef HMESH GRAPEMESH;
typedef GENMESH3D GENMESHnD;
typedef HELEMENT3D_DESCRIPTION H_ELEMENT_DESCRIPTION;
typedef ELEMENT3D_DESCRIPTION ELEMENT_DESCRIPTION;
typedef F_HDATA3D F_DATA;
typedef F_HEL_INFO3D F_EL_INFO;
#define HMesh HMesh3d
#define GenMesh GenMesh3d
#define GrapeMesh HMesh
#else
typedef HELEMENT2D HELEMENT;
typedef ELEMENT2D ELEMENT;
typedef GENMESH2D GENMESHnD;
typedef HELEMENT2D_DESCRIPTION H_ELEMENT_DESCRIPTION;
typedef ELEMENT2D_DESCRIPTION ELEMENT_DESCRIPTION;
typedef F_HEL_INFO2D F_EL_INFO;
// definitions for using HPMesh2d
typedef HPMESH2D HMESH;
typedef F_HPDATA2D F_DATA;
#define HMesh HPMesh2d
// definitions for using Mesh2d
//typedef HMESH2D HMESH;
//typedef F_HDATA2D F_DATA;
//#define HMesh HMesh2d
typedef HMESH GRAPEMESH;
#define GenMesh GenMesh2d
#define GrapeMesh HMesh
#endif
/**************************************************************************/
/* element types, see dune/grid/common/grid.hh and grapegriddisplay.hh */
enum GR_ElementType
{gr_vertex=6,gr_line=7,
// here consecutive numbering from zero that this numbers can be used
// in an array starting from 0
gr_triangle=0, gr_quadrilateral=1,gr_tetrahedron=2,
gr_pyramid=3, gr_prism=4, gr_hexahedron=5,
gr_iso_triangle=8, gr_iso_quadrilateral=9,
gr_unknown=127};
enum { numberOfUsedGrapeElementTypes = 6 };
/*****************************************************************************
* HELEMENT2D_DESCRIPTION for Triangles *
*****************************************************************************/
static HELEMENT2D_DESCRIPTION triangle_description;
static double triangle_local_coordinate_vector_0[3] = {0.,0.,0.};
static double triangle_local_coordinate_vector_1[3] = {1.,0.,0.};
static double triangle_local_coordinate_vector_2[3] = {0.,1.,0.};
static G_CONST double *triangle_local_coordinate_system[3] = {triangle_local_coordinate_vector_0,
triangle_local_coordinate_vector_1,
triangle_local_coordinate_vector_2};
/* inheritance-rules:
2 0 1
/\ /| |\
/ \ C0 / | | \ C1
/ \ => / | | \
/ \ / | | \
0--------1 1----2 2----0
*/
// NOTE: To be revised
static VINHERIT inheritance_rule_in_child_0[3];
static VINHERIT inheritance_rule_in_child_1[3];
static double pweight_point_0_or_1[1] = {1.0};
static int pindex_point_0_in_child_0[1] = {2};
static VINHERIT vinherit_point_0_in_child_0 = {1,
pindex_point_0_in_child_0,
pweight_point_0_or_1};
static int pindex_point_1_in_child_0[1] = {0};
static VINHERIT vinherit_point_1_in_child_0 = {1,
pindex_point_1_in_child_0,
pweight_point_0_or_1};
static int pindex_point_0_in_child_1[1] = {1};
static VINHERIT vinherit_point_0_in_child_1 = {1,
pindex_point_0_in_child_1,
pweight_point_0_or_1};
static int pindex_point_1_in_child_1[1] = {2};
static VINHERIT vinherit_point_1_in_child_1 = {1,
pindex_point_1_in_child_1,
pweight_point_0_or_1};
static int pindex_point_2[2] = {0 ,1 };
static double pweight_point_2[2] = {0.5,0.5};
static VINHERIT vinherit_point_2 = {2,pindex_point_2,pweight_point_2};
/*****************************************************************************
******************************************************************************
** **
** Die HEL_DESCR Routinen "neighbour, boundary, check_inside, **
** world2coord, coord2world" **
** **
******************************************************************************
*****************************************************************************/
inline static HELEMENT2D * triangle_neighbour(HELEMENT2D *el, int np, int flag,
double * coord, double * xyz, MESH_ELEMENT_FLAGS p) {
printf(" neighbour nicht implementiert \n");
return el ;
}
inline int triangle_boundary(HELEMENT2D * el, int np) {
return ((DUNE_ELEM *)el->user_data)->bnd[np] ;
}
/***********************************************************************
*
* the functions check_inside, world2coord and coord2world
* work for all types of elements
*
***********************************************************************/
/* the 2d versions */
inline int el_check_inside(HELEMENT2D * e, const double * coord)
{
DUNE_DAT * dat = (DUNE_DAT *) ((HMESH2D *) e->mesh)->user_data;
return dat->check_inside((DUNE_ELEM *) e->user_data, coord);
}
inline int world2coord(HELEMENT2D * e, const double * xyz,double * coord)
{
DUNE_DAT * dat = (DUNE_DAT *) ((HMESH2D *) e->mesh)->user_data;
return dat->wtoc((DUNE_ELEM *) e->user_data, xyz, coord);
}
inline void coord2world(HELEMENT2D * e, const double * coord,double * xyz)
{
DUNE_DAT * dat = (DUNE_DAT *) ((HMESH2D *) e->mesh)->user_data;
dat->ctow((DUNE_ELEM *) e->user_data, coord, xyz);
}
/* the 3d versions */
inline int el_check_inside_3d(HELEMENT3D * e, double * coord)
{
DUNE_DAT * dat = (DUNE_DAT *) ((HMESH3D *) e->mesh)->user_data;
return dat->check_inside((DUNE_ELEM *) e->user_data, coord);
}
inline static int world2coord_3d(HELEMENT3D * e, const double * xyz,
double * coord)
{
DUNE_DAT * dat = (DUNE_DAT *) ((HMESH3D *) e->mesh)->user_data;
return dat->wtoc((DUNE_ELEM *) e->user_data, xyz, coord);
}
inline static void coord2world_3d(HELEMENT3D * e, const double * coord,
double * xyz)
{
DUNE_DAT * dat = (DUNE_DAT *) ((HMESH3D *) e->mesh)->user_data;
dat->ctow((DUNE_ELEM *) e->user_data, coord, xyz);
}
/*****************************************************************************
* HELEMENT2D_DESCRIPTION for Quadrilaterals *
*****************************************************************************/
/****************************************************************************/
/* Eckpunkte :
*
*
* (0,1) 3---------2 (1,1)
* | |
* | |
* | |
* | |
* | |
* (0,0) 0---------1 (1,0)
*
* this is the dune local coordinate system
***************************************************************************/
static bool Grape_ReferenceElementsInitialized = false ;
static HELEMENT2D_DESCRIPTION quadrilateral_description;
static double quadrilateral_local_coordinate_vector_0[3] = {0.,0.,0.};
static double quadrilateral_local_coordinate_vector_1[3] = {1.,0.,0.};
static double quadrilateral_local_coordinate_vector_2[3] = {1.,1.,0.};
static double quadrilateral_local_coordinate_vector_3[3] = {0.,1.,0.};
static G_CONST double *quadrilateral_local_coordinate_system[4] = {quadrilateral_local_coordinate_vector_0,
quadrilateral_local_coordinate_vector_1,quadrilateral_local_coordinate_vector_2,
quadrilateral_local_coordinate_vector_3};
/*****************************************************************************
* HELEMENT3D_DESCRIPTION for Tetrahedra *
*****************************************************************************/
static HELEMENT3D_DESCRIPTION tetra_description;
/* vertex indices of the polygons (faces) for a tetrahedron */
static int t_v0_e[3] = {1,3,2}, t_v1_e[3] = {0,2,3};
static int t_v2_e[3] = {0,3,1}, t_v3_e[3] = {0,1,2};
/* polygon adjacencies for a tetrahedron */
static int t_p0_e[3] = {2,1,3}, t_p1_e[3] = {3,0,2};
static int t_p2_e[3] = {1,0,3}, t_p3_e[3] = {2,0,1};
/* local coordinates of the vertices for a tetrahedron in barycentric
* coords */
//static double t_c0[4] = {1.,0.,0.,0.}, t_c1[4] = {0.,1.,0.,0.};
//static double t_c2[4] = {0.,0.,1.,0.}, t_c3[4] = {0.,0.,0.,1.};
/* local coordinates of the vertices for a tetrahedron */
static double t_c0[3] = {0.,0.,0.}, t_c1[3] = {1.,0.,0.};
static double t_c2[3] = {0.,1.,0.}, t_c3[3] = {0.,0.,1.};
static int tetra_polygon_length[4] = {3, 3, 3, 3};
static G_CONST int *tetra_vertex_e[4] = {t_v0_e,t_v1_e,t_v2_e,t_v3_e};
static G_CONST int *tetra_next_polygon_e[4] = {t_p0_e,t_p1_e,t_p2_e,t_p3_e};
static G_CONST double *tetra_local_coordinate_system[4] = {t_c0,t_c1,t_c2,t_c3};
/*****************************************************************************
******************************************************************************
** **
** Die HEL_DESCR Routinen "neighbour, boundary, check_inside, **
** world2coord, coord2world" **
** **
******************************************************************************
*****************************************************************************/
inline static HELEMENT3D * dummy_neighbour(HELEMENT3D *el, int np, int flag,
double * coord, double * xyz, MESH_ELEMENT_FLAGS p) {
printf(" neighbour nicht implementiert \n");
return el ;
}
inline static int wrap_boundary(HELEMENT3D * el, int np)
{
return ((DUNE_ELEM *)el->user_data)->bnd[np] ;
}
/*****************************************************************************
* HELEMENT3D_DESCRIPTION for Hexahedra *
*****************************************************************************/
/****************************************************************************/
/* Eckpunkte und Seitenflaechen in GRAPE:
* 7---------6
* /. /|
* / . 1 / |
* / . / |
* 4---------5 | <-- 4 (hinten)
* 5 --> | . | 3 |
* | 3.....|...2
* | . | /
* | . 2 | / <-- 0 (unten)
* |. |/
* 0---------1
*
* this is the GRAPE local coordinate system
*
***************************************************************************
*
* Eckpunkte und Seitenflaechen in DUNE:
*
* 6---------7
* /. /|
* / . 5 / |
* / . / |
* 4---------5 | <-- 3 (hinten)
* 0 --> | . | 1 |
* | 2.....|...3
* | . | /
* | . 2 | / <-- 4 (unten)
* |. |/
* 0---------1
*
* this is the DUNE local coordinate system
***************************************************************************/
static HELEMENT3D_DESCRIPTION cube_description;
static VEC3 cc1={0.,0.,0.},cc2={1.,0.,0.},cc3={1.,1.,0.},cc4={0.,1.,0.},
cc5={0.,0.,1.},cc6={1.,0.,1.},cc7={1.,1.,1.},cc8={0.,1.,1.};
static G_CONST double *cube_local_coordinate_system[8] = {cc1,cc2,cc3,cc4,cc5,cc6,cc7,cc8};
// how many polygons on which face
static int cube_polygon_length[6] = {4,4,4,4,4,4};
// vertices of the faces
static int cv1[4]={0,3,2,1},cv2[4]={4,5,6,7},cv3[4]={0,1,5,4},
cv4[4]={1,2,6,5},cv5[4]={2,3,7,6},cv6[4]={0,4,7,3};
static G_CONST int *cube_polygon_vertex[6] = {cv1,cv2,cv3,cv4,cv5,cv6};
static int cn1[4]={5,4,3,2},cn2[4]={2,3,4,5},cn3[4]={0,3,1,5},
cn4[4]={0,4,1,2},cn5[4]={0,5,1,3},cn6[4]={2,1,4,0};
static G_CONST int *cube_polygon_neighbour[6] = {cn1,cn2,cn3,cn4,cn5,cn6};
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************
* HELEMENT3D_DESCRIPTION for Pyramids *
*****************************************************************************/
static HELEMENT3D_DESCRIPTION pyra_description;
static VEC3 pyc1={0.,0.,0.},pyc2={1.,0.,0.},pyc3={1.,1.,0.},
pyc4={0.,1.,0.},pyc5={0.,0.,1.};
static G_CONST double *pyra_local_coordinate_system[5] = {pyc1,pyc2,pyc3,pyc4,pyc5};
static int pyra_polygon_length[5] = {4,3,3,3,3};
static int pyv1[4]={0,1,2,3},pyv2[3]={0,4,1},pyv3[3]={1,4,2},
pyv4[3]={2,4,3} ,pyv5[3]={0,3,4};
static G_CONST int *pyra_polygon_vertex[5] = {pyv1,pyv2,pyv3,pyv4,pyv5};
static int pyn1[4]={5,4,3,2},pyn2[3]={0,2,4},pyn3[3]={0,3,1},
pyn4[3]={0,4,2} ,pyn5[3]={0,1,3};
static G_CONST int *pyra_polygon_neighbour[5] = {pyn1,pyn2,pyn3,pyn4,pyn5};
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************
* HELEMENT3D_DESCRIPTION for Prism *
*****************************************************************************/
static HELEMENT3D_DESCRIPTION prism_description;
static VEC3 prc1={0.,0.,0.},prc2={1.,0.,0.},prc3={0.,1.,0.},
prc4={0.,0.,1.},prc5={1.,0.,1.},prc6={0.,1.,1.};
static G_CONST double *prism_local_coordinate_system[6] = {prc1,prc2,prc3,prc4,prc5,prc6};
// how many polygons on which face
static int prism_polygon_length[5] = {3,4,4,4,3};
// vertices of the faces
static int prv1[3]={0,1,2}, prv2[4]={0,1,4,3},prv3[4]={1,2,5,4},
prv4[4]={2,0,3,5},prv5[3]={3,4,5};
static G_CONST int *prism_polygon_vertex[5] = {prv1,prv2,prv3,prv4,prv5};
static int prn1[4]={5,4,3,2},prn2[4]={2,3,4,5},prn3[4]={0,3,1,5},
prn4[4]={0,4,1,2},prn5[4]={0,5,1,3},prn6[4]={2,1,4,0};
static G_CONST int *prism_polygon_neighbour[6] = {prn1,prn2,prn3,prn4,prn5,prn6};
/* Standard description */
/****************************************************************************/
/* fill the upper reference elements */
inline void setupReferenceElements()
{
if( ! Grape_ReferenceElementsInitialized )
{
/* fill the helement description in 2D*/
triangle_description.dindex = gr_triangle; // index of description
triangle_description.number_of_vertices = 3;
/* dimension of local coords */
triangle_description.dimension_of_coord = GRAPE_DIM;
triangle_description.coord = triangle_local_coordinate_system;
triangle_description.parametric_degree = 1;
triangle_description.world_to_coord = world2coord;
triangle_description.coord_to_world = coord2world;
triangle_description.check_inside = el_check_inside;
triangle_description.neighbour = triangle_neighbour;
triangle_description.boundary = triangle_boundary;
quadrilateral_description.dindex = gr_quadrilateral; // index of description
quadrilateral_description.number_of_vertices = 4;
quadrilateral_description.dimension_of_coord = GRAPE_DIM;
quadrilateral_description.coord = quadrilateral_local_coordinate_system;
quadrilateral_description.parametric_degree = 1;
quadrilateral_description.world_to_coord = world2coord;
quadrilateral_description.coord_to_world = coord2world;
quadrilateral_description.check_inside = el_check_inside;
quadrilateral_description.neighbour = triangle_neighbour;
quadrilateral_description.boundary = triangle_boundary;
/* fill the helement description in 3D*/
tetra_description.dindex = gr_tetrahedron; // index of description
tetra_description.number_of_vertices = 4;
tetra_description.number_of_polygons = 4; // i.e. number of faces
tetra_description.polygon_length = tetra_polygon_length;
tetra_description.polygon_vertex = tetra_vertex_e;
tetra_description.polygon_neighbour = tetra_next_polygon_e;
tetra_description.dimension_of_coord = 3; // GRAPE_DIM
tetra_description.coord = tetra_local_coordinate_system;
tetra_description.parametric_degree = 1;
tetra_description.world_to_coord = world2coord_3d;
tetra_description.coord_to_world = coord2world_3d;
tetra_description.check_inside = el_check_inside_3d;
tetra_description.neighbour = dummy_neighbour;
tetra_description.boundary = wrap_boundary;
tetra_description.get_boundary_vertex_estimate = NULL;
tetra_description.get_boundary_face_estimate = NULL;
tetra_description.coord_of_parent = NULL;
/* pyramid */
pyra_description.dindex = gr_pyramid; // index of description , see element type
pyra_description.number_of_vertices = 5;
pyra_description.number_of_polygons = 5; // i.e. number of faces
pyra_description.polygon_length = pyra_polygon_length;
pyra_description.polygon_vertex = pyra_polygon_vertex;
pyra_description.polygon_neighbour = pyra_polygon_neighbour;
pyra_description.dimension_of_coord = 3; // GRAPE_DIM
pyra_description.coord = pyra_local_coordinate_system;
pyra_description.parametric_degree = 1;
pyra_description.world_to_coord = world2coord_3d;
pyra_description.coord_to_world = coord2world_3d;
pyra_description.check_inside = el_check_inside_3d;
pyra_description.neighbour = dummy_neighbour;
pyra_description.boundary = wrap_boundary;
pyra_description.get_boundary_vertex_estimate = NULL;
pyra_description.get_boundary_face_estimate = NULL;
pyra_description.coord_of_parent = NULL;
/* prism */
prism_description.dindex = gr_prism; // index of description
prism_description.number_of_vertices = 6;
prism_description.number_of_polygons = 5; // i.e. number of faces
prism_description.polygon_length = prism_polygon_length;
prism_description.polygon_vertex = prism_polygon_vertex;
prism_description.polygon_neighbour = prism_polygon_neighbour;
prism_description.dimension_of_coord = 3; // GRAPE_DIM
prism_description.coord = prism_local_coordinate_system;
prism_description.parametric_degree = 1;
prism_description.world_to_coord = world2coord_3d;
prism_description.coord_to_world = coord2world_3d;
prism_description.check_inside = el_check_inside_3d;
prism_description.neighbour = dummy_neighbour;
prism_description.boundary = wrap_boundary;
prism_description.get_boundary_vertex_estimate = NULL;
prism_description.get_boundary_face_estimate = NULL;
prism_description.coord_of_parent = NULL;
/* Hexahedrons */
cube_description.dindex = gr_hexahedron; // index of description
cube_description.number_of_vertices = 8;
cube_description.number_of_polygons = 6; // i.e. number of faces
cube_description.polygon_length = cube_polygon_length;
cube_description.polygon_vertex = cube_polygon_vertex;
cube_description.polygon_neighbour = cube_polygon_neighbour;
cube_description.dimension_of_coord = 3; // GRAPE_DIM
cube_description.coord = cube_local_coordinate_system;
cube_description.parametric_degree = 1;
cube_description.world_to_coord = world2coord_3d;
cube_description.coord_to_world = coord2world_3d;
cube_description.check_inside = el_check_inside_3d;
cube_description.neighbour = dummy_neighbour;
cube_description.boundary = wrap_boundary;
cube_description.get_boundary_vertex_estimate = NULL;
cube_description.get_boundary_face_estimate = NULL;
cube_description.coord_of_parent = NULL;
/* inheritance rules */
inheritance_rule_in_child_0[0] = vinherit_point_0_in_child_0;
inheritance_rule_in_child_0[1] = vinherit_point_1_in_child_0;
inheritance_rule_in_child_0[2] = vinherit_point_2;
inheritance_rule_in_child_1[0] = vinherit_point_0_in_child_1;
inheritance_rule_in_child_1[1] = vinherit_point_1_in_child_1;
inheritance_rule_in_child_1[2] = vinherit_point_2;
Grape_ReferenceElementsInitialized = true ;
}
}
//vector holding the descriptions enumerated after it's index
static void *
elementDescriptions[numberOfUsedGrapeElementTypes] = {
(void *) &triangle_description,
(void *) &quadrilateral_description,
(void *) &tetra_description,
(void *) &pyra_description,
(void *) &prism_description,
(void *) &cube_description
};
// the mapping of the reference elements
static const int dune2GrapeDefaultMap[MAX_EL_DOF] = {0,1,2,3,4,5,6,7};
static const int * dune2GrapeTriangle = dune2GrapeDefaultMap;
static const int * dune2GrapeTetrahedron = dune2GrapeDefaultMap;
static const int * dune2GrapePrism = dune2GrapeDefaultMap;
// for quads the vertices 2,3 are swaped
static const int dune2GrapeQuadrilateral[MAX_EL_DOF] = {0,1,3,2,4,5,6,7};
// for hexas the vertices 2,3 and 6,7 are swaped
static const int dune2GrapeHexahedron[MAX_EL_DOF] = {0,1,3,2,4,5,7,6};
// For pyramids the vertices 2,3 are swapped (in the generic geometries)
static const int dune2GrapePyramid[ MAX_EL_DOF ] = {0,1,3,2,4,5,6,7};
// mapping from dune to grape
static const int *
dune2GrapeVertex[numberOfUsedGrapeElementTypes] = {
dune2GrapeTriangle ,
dune2GrapeQuadrilateral ,
dune2GrapeTetrahedron,
dune2GrapePyramid ,
dune2GrapePrism ,
dune2GrapeHexahedron
};
////////////////////////////////////////////////////////////////////////
// face mappings
////////////////////////////////////////////////////////////////////////
// the mapping of the reference faces
static const int dune2GrapeDefaultFace[MAX_EL_FACE] = {0,1,2,3,4,5};
// triangle face mapping
static const int dune2GrapeTriangleFace[MAX_EL_FACE] = {2,1,0,3,4,5};
// tetrahedron face mapping
static const int dune2GrapeTetrahedronFace[MAX_EL_FACE] = {3,2,1,0,4,5};
// hexahedron face mapping
static const int dune2GrapeHexahedronFace[MAX_EL_FACE] = {5,3,2,4,0,1};
// using default mapping here
static const int * dune2GrapeQuadrilateralFace = dune2GrapeDefaultFace;
static const int * dune2GrapePrismFace = dune2GrapeDefaultFace;
static const int * dune2GrapePyramidFace = dune2GrapeDefaultFace;
// mapping from dune to grape
static const int *
dune2GrapeFace[numberOfUsedGrapeElementTypes] = {
dune2GrapeTriangleFace ,
dune2GrapeQuadrilateralFace ,
dune2GrapeTetrahedronFace,
dune2GrapePyramidFace ,
dune2GrapePrismFace ,
dune2GrapeHexahedronFace
};
static H_ELEMENT_DESCRIPTION * getElementDescription( int type )
{
assert( type >= 0 );
assert( type < numberOfUsedGrapeElementTypes );
return (H_ELEMENT_DESCRIPTION * )elementDescriptions[type];
}
#endif
#endif
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