How to use

findXYindexFromCoord

method

in

ucar.nc2.dt.grid.GridCoordSys

/**
 * Given a point in x,y coordinate space, find the x,y index in the coordinate system.
 *
 * @deprecated use findXYindexFromCoord
 */
public int[] findXYCoordElement(double x_coord, double y_coord, int[] result) {
 return findXYindexFromCoord(x_coord, y_coord, result);
}

/**
 * Given a point in x,y coordinate space, find the x,y index in the coordinate system.
 *
 * @deprecated use findXYindexFromCoord
 */
public int[] findXYCoordElement(double x_coord, double y_coord, int[] result) {
 return findXYindexFromCoord(x_coord, y_coord, result);
}

/**
 * Given a point in x,y coordinate space, find the x,y index in the coordinate system.
 *
 * @deprecated use findXYindexFromCoord
 */
public int[] findXYCoordElement(double x_coord, double y_coord, int[] result) {
 return findXYindexFromCoord(x_coord, y_coord, result);
}

/**
 * Given a lat,lon point, find the x,y index in the coordinate system.
 *
 * @param lat    latitude position.
 * @param lon    longitude position.
 * @param result put result in here, may be null
 * @return int[2], 0=x,1=y indices in the coordinate system of the point. These will be -1 if out of range.
 */
@Override
public int[] findXYindexFromLatLon(double lat, double lon, int[] result) {
 Projection dataProjection = getProjection();
 ProjectionPoint pp = dataProjection.latLonToProj(new LatLonPointImpl(lat, lon), new ProjectionPointImpl());
 return findXYindexFromCoord(pp.getX(), pp.getY(), result);
}

/**
 * Given a lat,lon point, find the x,y index in the coordinate system.
 *
 * @param lat    latitude position.
 * @param lon    longitude position.
 * @param result put result in here, may be null
 * @return int[2], 0=x,1=y indices in the coordinate system of the point. These will be -1 if out of range.
 */
@Override
public int[] findXYindexFromLatLon(double lat, double lon, int[] result) {
 Projection dataProjection = getProjection();
 ProjectionPoint pp = dataProjection.latLonToProj(new LatLonPointImpl(lat, lon), new ProjectionPointImpl());
 return findXYindexFromCoord(pp.getX(), pp.getY(), result);
}

/**
 * Given a lat,lon point, find the x,y index in the coordinate system.
 *
 * @param lat    latitude position.
 * @param lon    longitude position.
 * @param result put result in here, may be null
 * @return int[2], 0=x,1=y indices in the coordinate system of the point. These will be -1 if out of range.
 */
@Override
public int[] findXYindexFromLatLon(double lat, double lon, int[] result) {
 Projection dataProjection = getProjection();
 ProjectionPoint pp = dataProjection.latLonToProj(new LatLonPointImpl(lat, lon), new ProjectionPointImpl());
 return findXYindexFromCoord(pp.getX(), pp.getY(), result);
}