mod_fem_viewer/include/ElemType.h

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#ifndef _ELEM_TYPE_H_
#define _ELEM_TYPE_H_

namespace FemViewer {
namespace ELEMS {
    typedef unsigned int uint;

    typedef enum /*EL_TYPE*/{
        VERTEX = 0, 
        EDGE,
        FACE,
        PRIZM, 
        FIELD,
        INVALID_ELM = 999,
    } ElemType;

    typedef struct {
            float x, y, z;
        } Vertex;

    typedef struct {
            int edge_type;
            uint indexes[2];
        } Edge;

    typedef enum {
            TRI_FACE    = 3,
            QUAD_FACE   = 4,
        } FaceType;

    typedef struct {
            FaceType face_type;
            int bound_cond;
            int shift_pos;
            int neighbour;
            int index_oriented_edges[4];
        } Face;

    typedef struct {
            uint nr_of_faces;   // numer of faces constituing the element
            uint mat_id;        // material id
            uint parent_id;     // parent id
            uint refine_type;   // type of refinement 0 - no refinement
            int face_idx[5];
        } Element;

    typedef struct {
            int    pdeg;     /* indicator of polynomial degrees */
                            /* for different types of elements: */
                            /* TETRA - pdeg = pdegxyz one for all directions */
                            /* PRISM - pdeg = 100*pdegz + pdegxy */
                            /* BRICK - pdeg = 100*pdegz + pdegy*10 + pdegx */
                            /* (pdeg = -1 - sol_* vectors not allocated) */
            double *vec_dof_1;   /* pointer to array of field dofs */
            double *vec_dof_2;   /* pointer to array of field dofs */
            double *vec_dof_3;   /* pointer to array of field dofs */
        } apt_dg_dof_ent;

    typedef enum {
        APC_TENSOR      = 0,
        APC_COMPLETE    = 1,    
    } BaseFunType;


    /* discretization structure, including time and space discretization */
    typedef struct {
            int     mesh_id;      /* identifier of the mesh associated with field */
            int     n_els;        /* number of elemsnts in asociated mesh */
            int     nreq;         /* number of components in solution vector */
            int     nr_sol;       /* number of solution vectors for each element */
            int     pdeg_coarse;  /* degree of approximation index for coarse grid */
            BaseFunType     base;       /* type of shape functions:  */
            /*  1 (APC_TENSOR) - tensor product */
            /*  2 (APC_COMPLETE) - complete polynomials */
            /* ! for both types the order of the first four dofs  */
            /* ! as returned from apr_shape_fun_3D is: 1,x,y,z ! */
            //  int     nr_dof_ent;   /* number of dof entities */
            apt_dg_dof_ent  *dof_ents;   /* pointer to structure with the vectors of dofs */
        } ElField;

} // end of ELEMS
} // end of FemViewer


#endif /* _ELEM_TYPE_H_
*/

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