Application: gvSIG desktop » gvSIG raster

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.raster.impl.grid.filter.enhancement;

import org.gvsig.fmap.dal.coverage.dataset.Buffer;

/**

 * Filtro de realce para tipos de datos int. En el m?todo de proceso procesa

 * un solo pixel int. Asigna su valor en relaci?n a los datos calculados en el

 * m?todo pre() del padre.

 * 

 * @deprecated This filter should not be used. Use <code>LinearStretchEnhancementFilter</code> instead

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class LinearEnhancementIntegerFilter extends LinearEnhancementFilter {

        public void process(int col, int line) {

                for (int iBand = 0; iBand < numberOfBandsToProcess(); iBand++) {

                        int p = raster.getElemInt(line, col, iBand);

                        /*if(renderBands[iBand] < 0) {

                                rasterResult.setElem(line, col, iBand, (byte)p);

                                continue;

                        }

                        if (p > maxBandValue[renderBands[iBand]])

                                p = (int) maxBandValue[renderBands[iBand]];

                        else if (p < minBandValue[renderBands[iBand]])

                                p = (int) minBandValue[renderBands[iBand]];*/

                        p = (int) (((int) ((p * scale[iBand]) + offset[iBand])) & 0xff);

                        rasterResult.setElem(line, col, iBand, (byte) p);

                }

        }

        public int getInRasterDataType() {

                return Buffer.TYPE_INT;

        }

}