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File: curv_aim_error.c

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circlepack 5.1-3
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#include "cp_types.h"
#include "cp_proto.h"

/* find error in curvatures compared to their targets;
disregard vertices which are free (aim<0). */

double curv_aim_error(struct p_data *p)
{
  int i;
  double accum=0,err;
  struct R_data *pR_ptr;

  pR_ptr=p->packR_ptr;
  for (i=1;i<=p->nodecount;i++) if (pR_ptr[i].aim>=0)
    {
      err=pR_ptr[i].curv-pR_ptr[i].aim;
      accum += fabs(err);
    }
  return (accum);
} /* curv_aim_error */