J:/Tecgraf/prj/femoop/trunk/shp/shpbrk8.h

// -------------------------------------------------------------------------
// ShpBRICK8.h  -  this file contains methods for the 8-noded tri-linear
//                 brick finite element shape.
// -------------------------------------------------------------------------
// Remarks:
// -------------------------------------------------------------------------
// The numbering scheme is:
//
//         s
//        ^
//        |    (natural coord. system)
//        |
//         -----> r
//       /
//      /
//     t
//
//               8
//                +---------------+7
//               +               +|
//              +               + |
//             +               +  |
//            +               +   |
//         4 +             3 +    |
//          +---------------+     |
//          |               |     +
//          |               |    +  6
//          |               |   +
//          |               |  +
//          |               | +
//          |               |+
//          +---------------+
//         1               2
//
// -------------------------------------------------------------------------
//
// $Author: evandro $
// $Revision: 1.3 $
// $Date: 1999/04/12 14:58:25 $
// $State: Exp $
//
// -------------------------------------------------------------------------

#ifndef _SHPBRICK8_H
#define _SHPBRICK8_H

#include "gbldefs.h"
#include "shpsolid.h"

// -------------------------------------------------------------------------
// Brick8 (Finite) Element Shape class:
//
class cShapeBrick8 : public cSolidShape
{
 public:
                 cShapeBrick8      ( void );
  virtual       ~cShapeBrick8      ( void );
           int   GetMapOrder       ( void ) { return 1; }
           void  DerivMapRST       ( sNatCoord *, sDerivNat * );
           void  DerivShpRST       ( sNatCoord *, sDerivNat * );
           int   GetEdge           ( int *, eShapeType *, int *, int * );
           int   GetFace           ( int *, eShapeType *, int *, int * );
           void  MapFunc           ( sNatCoord *, double * );
           void  ShapeFunc         ( sNatCoord *, double * );
           void  GetNatCoordMapNode( sNatCoord * );
};

#endif

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