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java.lang.Objectcom.jogamp.common.util.IntBitfield
public class IntBitfield
Simple bitfield holder class using an int[] storage.
IntBitfield allows convenient access of a wide field of transient bits using efficient storage in O(1).
It can be used e.g. to map key-codes to pressed-state etc.
Field Summary | |
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static int |
UNIT_SIZE
Unit size in bits, here 32 bits for one int unit. |
Constructor Summary | |
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IntBitfield(long bits)
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Method Summary | |
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long |
capacity()
Return the capacity of this bit field, i.e. |
boolean |
get(long bitnum)
Return true if the bit at position bitnum is set, otherwise false . |
boolean |
put(long bitnum,
boolean bit)
Set or clear the bit at position bitnum according to bit
and return the previous value. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int UNIT_SIZE
Constructor Detail |
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public IntBitfield(long bits)
bits
- Method Detail |
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public final long capacity()
public final boolean get(long bitnum)
true
if the bit at position bitnum
is set, otherwise false
.
public final boolean put(long bitnum, boolean bit)
bitnum
according to bit
and return the previous value.
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