Package org.lwjgl.system

Class MathUtil

java.lang.Object

org.lwjgl.system.MathUtil

public final class MathUtil
extends Object

Math utility class.

Method names in this class are prefixed with math to avoid ambiguities when used with static imports.

Method Summary

Modifier and Type	Method	Description
static boolean	mathHasZeroByte(int value)
static boolean	mathHasZeroByte(long value)
static boolean	mathHasZeroShort(int value)
static boolean	mathHasZeroShort(long value)
static boolean	mathIsPoT(int value)	Returns true if the specified integer value is a power-of-two number.
static int	mathRoundPoT(int value)	Rounds the specified integer value up to the next power-of-two number.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

mathIsPoT

public static boolean mathIsPoT(int value)

Returns true if the specified integer value is a power-of-two number.

Parameters:

value - the value to test

Returns:

true if the value if a power-of-two number.

mathRoundPoT

public static int mathRoundPoT(int value)

Rounds the specified integer value up to the next power-of-two number. The returned value will be equal to value if it already is a power-of-two number.

Parameters:

value - the value to round-up. Must be a number between 1 and 1 << 30.

Returns:

the power-of-two rounded value

mathHasZeroByte

public static boolean mathHasZeroByte(int value)

mathHasZeroByte

public static boolean mathHasZeroByte(long value)

mathHasZeroShort

public static boolean mathHasZeroShort(int value)

mathHasZeroShort

public static boolean mathHasZeroShort(long value)