MtkBlsToLatLon.c

Go to the documentation of this file.

/*===========================================================================
=                                                                           =
=                              MtkBlsToLatLon                               =
=                                                                           =
=============================================================================

                         Jet Propulsion Laboratory
                                   MISR
                               MISR Toolkit

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

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

#include "MisrCoordQuery.h"
#include "MisrError.h"
#include "misrproj.h"

MTKt_status MtkBlsToLatLon(
  int path,              
  int resolution_meters, 
  int block,             
  float line,            
  float sample,          
  double *lat_dd,  
  double *lon_dd    )
{
  MTKt_status status_code;      /* Return status of this function */
  MTKt_status status;       /* Return status */
  double som_x;         /* SOM X */
  double som_y;         /* SOM Y */

  if (lat_dd == NULL || lon_dd == NULL)
    MTK_ERR_CODE_JUMP(MTK_NULLPTR);

  status = MtkBlsToSomXY(path, resolution_meters, block, line, sample,
             &som_x, &som_y);
  MTK_ERR_COND_JUMP(status);

  status = MtkSomXYToLatLon(path, som_x, som_y, lat_dd, lon_dd);
  MTK_ERR_COND_JUMP(status);

  return MTK_SUCCESS;

ERROR_HANDLE:
  return status_code;
}