hecmw_vis_subimage_composite_sf.c

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/*****************************************************************************
 * Copyright (c) 2019 FrontISTR Commons
 * This software is released under the MIT License, see LICENSE.txt
 *****************************************************************************/
 
#include "hecmw_vis_subimage_composite_sf.h"
 
void composite_subimage_sf(int pesize, int pixn, double *n_subimage,
                           double *n_subopa, double *subimage, double *subopa) {
  int i, j;
 
  for (j = 0; j < pixn; j++) {
    subimage[j * 3 + 0] = n_subimage[j * 3 + 0];
    subimage[j * 3 + 1] = n_subimage[j * 3 + 1];
    subimage[j * 3 + 2] = n_subimage[j * 3 + 2];
    subopa[j]           = n_subopa[j];
  }
  for (i = 1; i < pesize; i++) {
    for (j = 0; j < pixn; j++) {
      if (n_subopa[i * pixn + j] < subopa[j]) {
        subopa[j]           = n_subopa[i * pixn + j];
        subimage[j * 3]     = n_subimage[i * pixn * 3 + j * 3 + 0];
        subimage[j * 3 + 1] = n_subimage[i * pixn * 3 + j * 3 + 1];
        subimage[j * 3 + 2] = n_subimage[i * pixn * 3 + j * 3 + 2];
      }
    }
  }
  return;
}