public float getPixel ( int x , int y ) { float pixel = - 1 ; if ( rasters == null ) { readPixels ( ) ; } if ( rasters != null ) { pixel = rasters . getFirstPixelSample ( x , y ) . floatValue ( ) ; } else { throw new GeoPackageException ( "Could not retrieve pixel value" ) ; } return pixel ; }
Get the pixel at the coordinate