shells/fem/svertex.h

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00001 /* -*- C -*- */
00002 /*
00003  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00004  *
00005  *                                   Fehmi Cirak
00006  *                        California Institute of Technology
00007  *                           (C) 2001 All Rights Reserved
00008  *
00009  * <LicenseText>
00010  *
00011  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00012 */
00013 #ifndef SVERTEX_H
00014 #define SVERTEX_H
00015 
00016 #include "definitions.h"
00017 
00018 #ifdef __cplusplus
00019 namespace shells {
00020 #define DECLARE_EXTERN extern "C"
00021 #else
00022 #define DECLARE_EXTERN extern
00023 #endif
00024 
00025     typedef struct SVertexS {
00026         double    xyz[3];       /* position of the vertex */
00027         double    disp[3];      /* displacements of the vertex */
00028         double    vel[3];       /* velocity of the vertex */
00029         double    acc[3];       /* acceleration of the vertex */        
00030         double    mass;         /* mass at the vertex */
00031         double    resi[3];      /* residual */
00032         
00033         int       number;       /* node number */
00034     } SVertex;
00035     
00036     DECLARE_EXTERN SVertex *createSVertex ();
00037     DECLARE_EXTERN SVertex *createSVertex2 (double x, 
00038                                             double y, 
00039                                             double z);
00040     DECLARE_EXTERN SVertex *duplicateSVertex (SVertex *vtx);
00041 
00042     DECLARE_EXTERN void deleteSVertex(SVertex *vtx);
00043 
00044 #ifdef __cplusplus
00045 }
00046 #endif
00047 #undef DECLARE_EXTERN
00048 
00049 #endif 
00050 
00051 /* End of file */
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