Java floor floor(final float x)

Description

This method is a *lot* faster than using (int)Math.floor(x).

License

Open Source License

Parameter

Parameter	Description
x	value to be floored

Return

floored value as integer

Declaration

public static final int floor(final float x) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2012 Andreas H?hmann/* w  w w  . j  a va 2 s .com*/
 *
 * 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.
 * 
 *******************************************************************************/

public class Main {
    public static final int floor(final double x) {
        int y = (int) x;
        if (x < 0 && x != y) {
            y--;
        }
        return y;
    }

    /**
     * This method is a *lot* faster than using (int)Math.floor(x).
     * 
     * @param x
     *          value to be floored
     * @return floored value as integer
     * @since 0012
     */
    public static final int floor(final float x) {
        int y = (int) x;
        if (x < 0 && x != y) {
            y--;
        }
        return y;
    }
}

Related

1. floor(double x)
2. floor(double x, double y)
3. floor(double[] array)
4. floor(final double num)
5. floor(final float val)
6. floor(float a)
7. floor(float f)
8. floor(float f)
9. floor(float f)