uk.ac.diamond.scisoft.ncd.core.Invariant.java Source code

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Here is the source code for uk.ac.diamond.scisoft.ncd.core.Invariant.java

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/*
 * Copyright 2011 Diamond Light Source Ltd.
 * 
 * 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 uk.ac.diamond.scisoft.ncd.core;

import java.io.Serializable;
import java.util.Arrays;

import org.apache.commons.beanutils.ConvertUtils;

public class Invariant {

    public Object[] process(Serializable buffer, Serializable errors, final int[] dimensions) {

        float[] parentdata = (float[]) ConvertUtils.convert(buffer, float[].class);
        double[] parenterrors = (double[]) ConvertUtils.convert(errors, double[].class);
        float[] mydata = new float[dimensions[0]];
        double[] myerrors = new double[dimensions[0]];

        // first dim is timeframe
        int[] imagedim = Arrays.copyOfRange(dimensions, 1, dimensions.length);
        int imagesize = 1;
        for (int n : imagedim)
            imagesize *= n;
        for (int i = 0; i < parentdata.length; i++) {
            mydata[i / imagesize] += parentdata[i];
            myerrors[i / imagesize] += parenterrors[i];
        }

        return new Object[] { mydata, myerrors };
    }

    @Deprecated
    public float[] process(Serializable buffer, final int[] dimensions) {
        return (float[]) process(buffer, buffer, dimensions)[0];
    }
}