OkcanCoarsener.java example

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squall-master
/*
 * Copyright (c) 2011-2015 EPFL DATA Laboratory
 * Copyright (c) 2014-2015 The Squall Collaboration (see NOTICE)
 *
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package ch.epfl.data.squall.ewh.algorithms;

import java.util.List;
import java.util.Map;

import ch.epfl.data.squall.ewh.data_structures.JoinMatrix;
import ch.epfl.data.squall.ewh.data_structures.Region;

public interface OkcanCoarsener {
    public JoinMatrix createAndFillCoarsenedMatrix(JoinMatrix originalMatrix,
	    int numXBuckets, int numYBuckets, Map map);

    public Region translateCoarsenedToOriginalRegion(Region coarsenedRegion);

    public List<Region> translateCoarsenedToOriginalRegions(
	    List<Region> coarsenedRegions);

    public int getOriginalXCoordinate(int cx, boolean isHigher);

    public int getOriginalYCoordinate(int cy, boolean isHigher);

    public int getOriginalXSize();

    public int getOriginalYSize();
}