Java Double Number Clamp clamp(double val)

Description

Clamps a double between -1 and 1, inclusive.

License

Open Source License

Parameter

Parameter	Description
val	The value to clamp

Return

The clamped value

Declaration

public static double clamp(double val) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

public class Main {
    /**//from w w w. ja va  2 s  . c om
     * Clamps a double between -1 and 1, inclusive.
     * 
     * @param val The value to clamp
     * @return The clamped value
     */
    public static double clamp(double val) {
        return clamp(1, val);
    }

    /**
     * Clamps a double between -Math.abs(range) and Math.abs(range), inclusive.
     * 
     * @param range The clamping range
     * @param val The value to clamp
     * @return The clamped value
     */
    public static double clamp(double range, double val) {
        return clamp(-Math.abs(range), Math.abs(range), val);
    }

    /**
     * Clamps a double between min and max, inclusive.<br>
     * If min > max, it swaps them.
     * 
     * @param min The minimum value
     * @param max The maximum value
     * @param val The value to clamp
     * @return The clamped value
     */
    public static double clamp(double min, double max, double val) {
        double min_ = min, max_ = max;
        if (min > max) {
            min_ = max;
            max_ = min;
        }

        return Math.max(min_, Math.min(max_, val));
    }
}

Related

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