/*
  This file contains functions that are no longer used in this version of
  CitcomS. To reduce compilantion time and maintanance effort, these functions
  are removed from its original location to here.
*/



/* ==========================================================  */
/* from Size_does_matter.c                                     */
/* =========================================================== */


void get_global_1d_shape_fn_1(E,el,GM,dGammax,nodal,m)
     struct All_variables *E;
     int el,nodal,m;
     struct Shape_function *GM;
     struct Shape_function_dA *dGammax;
{
  int i,k,d,e,h,l,kk;

  double jacobian;
  double determinant();
  double cofactor();
  double **dmatrix();

  const int dims=E->mesh.nsd,dofs=E->mesh.dof;
  const int ends=enodes[dims];

  double dxda[4][4],cof[4][4];


   for(k=1;k<=vpoints[E->mesh.nsd];k++)  {

      for(d=1;d<=dims;d++)
        for(e=1;e<=dims;e++)  {
          dxda[d][e] = 0.0;
          for(i=1;i<=ends;i++)
            dxda[d][e] += E->NMx.vpt[GNVXINDEX(d-1,i,k)]
                * E->x[m][e][E->ien[m][el].node[i]];
          }

      for(d=1;d<=dims;d++)
        for(e=1;e<=dims;e++)   {
          cof[d][e] = 0.0;
          for(h=1;h<=dims;h++)
            cof[d][e] += dxda[d][h]*dxda[e][h];
          }

      if (cof[3][3]!=0.0)
        jacobian = sqrt(abs(determinant(cof,E->mesh.nsd)))/cof[3][3];

      dGammax->vpt[k] = jacobian;

      }

  return;
}


/*   ======================================================================
     For calculating pressure boundary term --- Choi, 11/13/02
     ======================================================================  */
void get_global_side_1d_shape_fn(E,el,GM,GMx,dGamma,NS,far,m)
     struct All_variables *E;
     int el,far,m,NS;
     struct Shape_function1 *GM;
     struct Shape_function1_dx *GMx;
     struct Shape_function_side_dA *dGamma;
{
  int ii,i,j,k,d,a,e,node;

  double jacobian;
  double determinant();
  double cofactor();
  void   form_rtf_bc();

  struct Shape_function1 LGM;
  struct Shape_function1_dx LGMx;

  int dims[2][3];
  int *elist[3];
  const int oned = onedvpoints[E->mesh.nsd];
  const int vpts = vpoints[E->mesh.nsd-1];
  const int ppts = ppoints[E->mesh.nsd-1];
  const int ends = enodes[E->mesh.nsd-1];
  double to,fo,ro,xx[4][5],dxda[4][4],dxdy[4][4];

  /******************************************/
  elist[0] = (int *)malloc(9*sizeof(int));
  elist[1] = (int *)malloc(9*sizeof(int));
  elist[2] = (int *)malloc(9*sizeof(int));
  /*for NS boundary elements */
  elist[0][0]=0; elist[0][1]=1; elist[0][2]=4; elist[0][3]=8; elist[0][4]=5;
  elist[0][5]=2; elist[0][6]=3; elist[0][7]=7; elist[0][8]=6;
  /*for EW boundary elements */
  elist[1][0]=0; elist[1][1]=1; elist[1][2]=2; elist[1][3]=6; elist[1][4]=5;
  elist[1][5]=4; elist[1][6]=3; elist[1][7]=7; elist[1][8]=8;
  /*for TB boundary elements */
  elist[2][0]=0; elist[2][1]=1; elist[2][2]=2; elist[2][3]=3; elist[2][4]=4;
  elist[2][5]=5; elist[2][6]=6; elist[2][7]=7; elist[2][8]=8;
  /******************************************/

  to = E->eco[m][el].centre[1];
  fo = E->eco[m][el].centre[2];
  ro = E->eco[m][el].centre[3];

  dxdy[1][1] = cos(to)*cos(fo);
  dxdy[1][2] = cos(to)*sin(fo);
  dxdy[1][3] = -sin(to);
  dxdy[2][1] = -sin(fo);
  dxdy[2][2] = cos(fo);
  dxdy[2][3] = 0.0;
  dxdy[3][1] = sin(to)*cos(fo);
  dxdy[3][2] = sin(to)*sin(fo);
  dxdy[3][3] = cos(to);

  /*for side elements*/
  for(i=1;i<=ends;i++) {
    a = elist[NS][i+far*ends];
    node=E->ien[m][el].node[a];
    xx[1][i] = E->x[m][1][node]*dxdy[1][1]
      + E->x[m][2][node]*dxdy[1][2]
      + E->x[m][3][node]*dxdy[1][3];
    xx[2][i] = E->x[m][1][node]*dxdy[2][1]
      + E->x[m][2][node]*dxdy[2][2]
      + E->x[m][3][node]*dxdy[2][3];
    xx[3][i] = E->x[m][1][node]*dxdy[3][1]
      + E->x[m][2][node]*dxdy[3][2]
      + E->x[m][3][node]*dxdy[3][3];
  }

  for(k=1;k<=oned;k++)    {
    for(d=1;d<=E->mesh.nsd-1;d++)
      for(e=1;e<=E->mesh.nsd-1;e++)
	dxda[d][e]=0.0;

    if(NS==0) {
      for(i=1;i<=oned;i++) {
	dims[NS][1]=2; dims[NS][2]=3;
	for(d=1;d<=E->mesh.nsd-1;d++)
	  for(e=1;e<=E->mesh.nsd-1;e++) {
	    dxda[d][e] += xx[dims[NS][e]][i]*E->Mx.vpt[GMVXINDEX(d-1,i,k)];
	  }
      }
    }
    else if(NS==1) {
      for(i=1;i<=oned;i++) {
	dims[NS][1]=1; dims[NS][2]=3;
	for(d=1;d<=E->mesh.nsd-1;d++)
	  for(e=1;e<=E->mesh.nsd-1;e++) {
	    dxda[d][e] += xx[dims[NS][e]][i]*E->Mx.vpt[GMVXINDEX(d-1,i,k)];
	  }
      }
    }
    else if(NS==2) {
      for(i=1;i<=oned;i++) {
	dims[NS][1]=1; dims[NS][2]=2;
	for(d=1;d<=E->mesh.nsd-1;d++)
	  for(e=1;e<=E->mesh.nsd-1;e++) {
	    dxda[d][e] += xx[dims[NS][e]][i]*E->Mx.vpt[GMVXINDEX(d-1,i,k)];
	  }
      }
    }

    jacobian = determinant(dxda,E->mesh.nsd-1);
    dGamma->vpt[k] = jacobian;
  }

  for(i=1;i<=ppts;i++)    { /* all of the ppoints*/
    for(d=1;d<=E->mesh.nsd-1;d++)
      for(e=1;e<=E->mesh.nsd-1;e++)
	dxda[d][e]=0.0;

    if(NS==0) {
      for(k=1;k<=ends;k++) {
	dims[NS][1]=2; dims[NS][2]=3;
	for(d=1;d<=E->mesh.nsd-1;d++)
	  for(e=1;e<=E->mesh.nsd-1;e++)
	    dxda[d][e] += xx[dims[NS][e]][k]*E->Mx.ppt[GMPXINDEX(d-1,k,i)];
      }
    }
    else if(NS==1) {
      for(k=1;k<=ends;k++) {
	dims[NS][1]=1; dims[NS][2]=3;
	for(d=1;d<=E->mesh.nsd-1;d++)
	  for(e=1;e<=E->mesh.nsd-1;e++) {
	    a = elist[NS][k+far*ends];
	    node=E->ien[m][el].node[a];
	    dxda[d][e] += xx[dims[NS][e]][k]*E->Mx.ppt[GMPXINDEX(d-1,k,i)];
	  }
      }
    }
    else if(NS==2) {
      for(k=1;k<=ends;k++) {
	dims[NS][1]=1; dims[NS][2]=2;
	for(d=1;d<=E->mesh.nsd-1;d++)
	  for(e=1;e<=E->mesh.nsd-1;e++) {
	    a = elist[NS][k+far*ends];
	    node=E->ien[m][el].node[a];
	    dxda[d][e] += xx[dims[NS][e]][k]*E->Mx.ppt[GMPXINDEX(d-1,k,i)];
	  }
      }
    }

    jacobian = determinant(dxda,E->mesh.nsd-1);
    dGamma->ppt[i] = jacobian;
  }

  for(i=0;i<3;i++)
    free((void *) elist[i]);

  return;
}



/* ==========================================================  */
/* from Element_calculations.c                                 */
/* =========================================================== */

/* ===============================================================
   Function to create the element pressure-forcing vector (due
   to imposed velocity boundary conditions, mixed method).
   =============================================================== */

void get_elt_h(E,el,elt_h,m)
     struct All_variables *E;
     int el,m;
     double elt_h[1];
{
    int i,p,a,b,q,got_g;
    unsigned int type;
    double elt_g[24][1];
    void get_elt_g();

    for(p=0;p<1;p++) elt_h[p] = 0.0;

    got_g = 0;

  type=VBX;
  for(i=1;i<=E->mesh.nsd;i++)
    { for(a=1;a<=enodes[E->mesh.nsd];a++)
	{ if (E->node[m][E->ien[m][el].node[a]] & type)
	    { if(!got_g)
		{  get_elt_g(E,el,elt_g,E->mesh.levmax,m);
		   got_g++;
		 }

	      p=E->mesh.nsd*(a-1) + i - 1;
	      for(b=1;b<=pnodes[E->mesh.nsd];b++)
		{ q = b-1;
		  elt_h[q] -= elt_g[p][q] * E->sphere.cap[m].VB[i][E->ien[m][el].node[a]];
		}
	    }
	}
      type *= (unsigned int) 2;
    }
   return;
}

/* ==========================================================  */
/* from Process_velocity.c                                     */
/* =========================================================== */

void get_ele_visc(E, EV,m)
  struct All_variables *E;
  float *EV;
  int m;
  {

  int el,j,lev;

  const int nel=E->lmesh.nel;
  const int vpts=vpoints[E->mesh.nsd];

  lev = E->mesh.levmax;

  for(m=1;m<=E->sphere.caps_per_proc;m++)
    for (el=1;el<=nel;el++)   {
      EV[el] = 0.0;
      for (j=1;j<=vpts;j++)   {
        EV[el] +=  E->EVI[lev][m][(el-1)*vpts+j];
      }

      EV[el] /= vpts;
      }

  return;
  }


/* ==========================================================  */
/*                                                             */
/* =========================================================== */


/* version */
/* $Id: Obsolete.c,v 1.3 2004/04/15 18:33:19 tan2 Exp $ */

/* End of file  */