MtkSomXYToLSAry.c

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/*===========================================================================
=                                                                           =
=                             MtkSomXYToLSAry                               =
=                                                                           =
=============================================================================

                         Jet Propulsion Laboratory
                                   MISR
                               MISR Toolkit

            Copyright 2005, California Institute of Technology.
                           ALL RIGHTS RESERVED.
                 U.S. Government Sponsorship acknowledged.

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

#include "MisrMapQuery.h"
#include "MisrError.h"

MTKt_status MtkSomXYToLSAry(
  MTKt_MapInfo mapinfo, 
  int nelement,         
  const double *som_x,  
  const double *som_y,  
  float *line,          
  float *sample          )
{
  MTKt_status status;       /* Return status */
  MTKt_status status_code;  /* Error return status code */
  int i;                        /* Loop index */

  if (som_x == NULL || som_y == NULL || line == NULL || sample == NULL)
    MTK_ERR_CODE_JUMP(MTK_NULLPTR);

  if (nelement < 0)
    MTK_ERR_CODE_JUMP(MTK_BAD_ARGUMENT);

  /* This routine will processing all elements in the input arrays */
  /* no matter if an error occurred in any of the elements. */
  /* An unsuccessful error code will be return only if one of the */
  /* elements encountered an error.  If none do then the status is */
  /* success. */

  status_code = MTK_SUCCESS;

  for (i = 0; i < nelement; i++) {
    status = MtkSomXYToLS(mapinfo, som_x[i], som_y[i], &line[i], &sample[i]);
    if (status) status_code = status;
  }

  return status_code;

ERROR_HANDLE:
  return status_code;
}