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Java example source code file (StepNormalizerMode.java)

This example Java source code file (StepNormalizerMode.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

increment, multiples, stepnormalizermode

The StepNormalizerMode.java Java example source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.commons.math3.ode.sampling;


/** {@link StepNormalizer Step normalizer} modes. Determines how the step size
 * is interpreted.
 * @see FieldStepNormalizer
 * @see StepNormalizer
 * @see StepNormalizerBounds
 * @since 3.0
 */
public enum StepNormalizerMode {
    /**
     * Steps are fixed increments of the start value. In other words, they
     * are relative to the start value.
     *
     * <p>If the integration start time is t0, then the points handled by
     * the underlying fixed step size step handler are t0 (depending on
     * the {@link StepNormalizerBounds bounds settings}), t0+h, t0+2h, ...</p>
     *
     * <p>If the integration range is an integer multiple of the step size
     * (h), then the last point handled will be the end point of the
     * integration (tend). If not, the last point may be the end point
     * tend, or it may be a point belonging to the interval [tend - h ;
     * tend], depending on the {@link StepNormalizerBounds bounds settings}.
     * </p>
     *
     * @see StepNormalizer
     * @see StepNormalizerBounds
     */
    INCREMENT,

    /** Steps are multiples of a fixed value. In other words, they are
     * relative to the first multiple of the step size that is encountered
     * after the start value.
     *
     * <p>If the integration start time is t0, and the first multiple of
     * the fixed step size that is encountered is t1, then the points
     * handled by the underlying fixed step size step handler are t0
     * (depending on the {@link StepNormalizerBounds bounds settings}), t1,
     * t1+h, t1+2h, ...</p>
     *
     * <p>If the end point of the integration range (tend) is an integer
     * multiple of the step size (h) added to t1, then the last point
     * handled will be the end point of the integration (tend). If not,
     * the last point may be the end point tend, or it may be a point
     * belonging to the interval [tend - h ; tend], depending on the
     * {@link StepNormalizerBounds bounds settings}.</p>
     *
     * @see StepNormalizer
     * @see StepNormalizerBounds
     */
    MULTIPLES;
}

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