Java asin asin(int f)

Description

asin

License

Artistic License

Declaration

public static int asin(int f) 

Method Source Code

//package com.java2s;
/*//from w  w w.j  a  va  2  s  .c o m
    
 FP version 3.1
    
 Copyright (c) 2004 Andre de Leiradella <leiradella@bigfoot.com>
    
 This program is licensed under the Artistic License.
    
 See http://www.opensource.org/licenses/artistic-license.html for details.
    
 Uses parts or ideas from FPMath. FPMath is copyright (c) 2001 Beartronics and
 is authored by Henry Minsky.
 http://bearlib.sourceforge.net/
    
 Uses parts or ideas from oMathFP. oMathFP is copyright (c) 2004 Dan Carter.
 http://orbisstudios.com/
    
 */

public class Main {
    public static int asin(int f) {
        boolean neg;
        if (neg = f < 0)
            f = -f;
        int g = ((int) (102943 - ((((long) sqrt((65536 - f))) * (((((long) f)
                * (((((long) f) * (((((long) f) * ((long) -1228)) >> 16) + 4866)) >> 16) - 13900)) >> 16)
                + 102939)) >> 16)));
        return neg ? -g : g;
    }

    public static float sqrt(float f) {
        return -1;
    }
}

Related

1. asin(double a)
2. asin(double arg)
3. asin(final double x)
4. asin(float value)
5. asin(float x)
6. asin(Integer a)
7. asin(Number x)
8. asin_core(double x)
9. asinScaled(double value)