ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/group/trunk/OOPSE-2.0/src/utils/BitSet.hpp
(Generate patch)

Comparing trunk/OOPSE-2.0/src/utils/BitSet.hpp (file contents):
Revision 1974 by tim, Fri Feb 4 22:42:12 2005 UTC vs.
Revision 1996 by tim, Fri Feb 11 22:35:05 2005 UTC

# Line 42 | Line 42
42   #ifndef UTILS_BITSET_HPP
43   #define UTILS_BITSET_HPP
44  
45 + #include <iostream>
46   #include <functional>
47   #include <vector>
48   namespace oopse {
# Line 80 | Line 81 | class BitSet {
81  
82          /** Returns true if no bits are set to true */
83          bool none();
84 +
85 +        int firstOffBit() { return !bitset_[0] ? 0 : nextOffBit(0); }
86          
87          /** Returns the index of the first bit that is set to false that occurs on or after the specified starting index.*/
88 <        int nextOffBit(int fromIndex);
89 <        
88 >        int nextOffBit(int fromIndex) const;
89 >
90 >        int firstOnBit() { return bitset_[0] ? 0 : nextOnBit(0); }
91 >        
92          /** Returns the index of the first bit that is set to true that occurs on or after the specified starting index. */
93 <        int nextOnBit(int fromIndex);
93 >        int nextOnBit(int fromIndex) const;
94          
95          /** Performs a logical AND of this target bit set with the argument bit set. */
96          void andOperator (const BitSet& bs);
# Line 118 | Line 123 | class BitSet {
123          BitSet& operator&= (const BitSet &bs) {  andOperator (bs); return *this; }
124          BitSet& operator|= (const BitSet &bs) { orOperator (bs); return *this; }
125          BitSet& operator^= (const BitSet &bs) { xorOperator (bs); return *this; }
126 <        bool operator[] (int bitIndex) {  return bitset_[bitIndex];  }
122 <
126 >        bool operator[] (int bitIndex)  const {  return bitset_[bitIndex];  }
127          friend BitSet operator| (const BitSet& bs1, const BitSet& bs2);
128          friend BitSet operator& (const BitSet& bs1, const BitSet& bs2);
129          friend BitSet operator^ (const BitSet& bs1, const BitSet& bs2);

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines