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root/OpenMD/trunk/src/utils/BitSet.cpp
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Comparing trunk/src/utils/BitSet.cpp (file contents):
Revision 277 by tim, Tue Feb 1 06:55:00 2005 UTC vs.
Revision 286 by tim, Fri Feb 4 05:42:30 2005 UTC

# Line 41 | Line 41
41  
42   #include "utils/BitSet.hpp"
43   #include <algorithm>
44 + #include <cassert>
45 +
46   namespace oopse {
47   int BitSet::countBits() {
48 <    std::count(bitset_.begin(), bitset_.end(), true);
48 >    return std::count(bitset_.begin(), bitset_.end(), true);
49   }
50  
51   void BitSet::flip(int fromIndex, int toIndex) {
# Line 69 | Line 71 | BitSet BitSet::get(int fromIndex, int toIndex) {
71      return result;
72   }
73  
74 < bool BitSet::isEmpty() {
74 > bool BitSet::none() {
75      std::vector<char>::iterator i = std::find(bitset_.begin(), bitset_.end(), true);
76      return i == bitset_.end() ? true : false;
77   }
78      
79   int BitSet::nextOffBit(int fromIndex) {
80 +    ++fromIndex;
81 +    while (fromIndex < size()) {
82 +        if (!bitset_[fromIndex]) {
83 +            return fromIndex;
84 +        }
85 +        ++fromIndex;
86 +    }
87  
88 +    return -1;
89   }
90  
91 < int BitSet::nextOnBit(int fromIndex);
91 > int BitSet::nextOnBit(int fromIndex) {
92 >    ++fromIndex;
93 >    while (fromIndex < size()) {
94 >        if (bitset_[fromIndex]) {
95 >            return fromIndex;
96 >        }
97 >        ++fromIndex;
98 >    }
99  
100 < void BitSet::and(const BitSet& bs) {
100 >    return -1;
101 > }
102 >
103 > void BitSet::andOperator (const BitSet& bs) {
104      assert(size() == bs.size());
105  
106      std::transform(bs.bitset_.begin(), bs.bitset_.end(), bitset_.begin(), bitset_.begin(), std::logical_and<bool>());
107   }
108  
109 < void BitSet::andNot(const BitSet& bs) {
109 > void BitSet::orOperator (const BitSet& bs) {
110      assert(size() == bs.size());
91 –    std::transform(bs.bitset_.begin(), bs.bitset_.end(), bitset_.begin(), bitset_.begin(), oopse::logical_andNot<bool>());        
92 – }
93 –
94 – void BitSet::or(const BitSet& bs){
95 –    assert(size() == bs.size());
111      std::transform(bs.bitset_.begin(), bs.bitset_.end(), bitset_.begin(), bitset_.begin(), std::logical_or<bool>());    
112   }
113  
114 < void BitSet::xor(const BitSet& bs);       {
114 > void BitSet::xorOperator (const BitSet& bs) {
115      assert(size() == bs.size());
116      std::transform(bs.bitset_.begin(), bs.bitset_.end(), bitset_.begin(), bitset_.begin(), oopse::logical_xor<bool>());        
117   }
# Line 110 | Line 125 | void BitSet::setBits(int fromIndex, int toIndex, bool
125      std::fill(first, last, value);
126   }
127  
128 < BitSet operator| (BitSet& bs1, BitSet& bs2) {
128 > void BitSet::resize(int nbits) {
129 >    int oldSize = size();
130 >    bitset_.resize(nbits);
131 >    if (nbits > oldSize) {
132 >        std::fill(bitset_.begin()+oldSize, bitset_.begin()+nbits+1, false);
133 >    }
134 > }
135 >
136 > BitSet operator| (const BitSet& bs1, const BitSet& bs2) {
137      assert(bs1.size() == bs2.size());
138  
139      BitSet result(bs1);
# Line 118 | Line 141 | BitSet operator| (BitSet& bs1, BitSet& bs2) {
141      return result;
142   }
143  
144 < BitSet operator& (BitSet& bs1, BitSet& bs2) {
144 > BitSet operator& (const BitSet& bs1, const BitSet& bs2) {
145      assert(bs1.size() == bs2.size());
146  
147      BitSet result(bs1);
# Line 126 | Line 149 | BitSet operator& (BitSet& bs1, BitSet& bs2) {
149      return result;
150   }
151  
152 < BitSet operator^ (BitSet& bs1, BitSet& bs2) {
152 > BitSet operator^ (const BitSet& bs1, const BitSet& bs2) {
153      assert(bs1.size() == bs2.size());
154  
155      BitSet result(bs1);
# Line 139 | Line 162 | bool operator== (const BitSet & bs1, const BitSet &bs2
162      return std::equal(bs1.bitset_.begin(), bs1.bitset_.end(), bs2.bitset_.begin());
163   }
164  
165 < std::istream& operator>> ( std::istream& is, BitSet& bs) {
165 > std::istream& operator>> ( std::istream& is, const BitSet& bs) {
166  
167 +    return is;
168   }
169  
170   std::ostream& operator<< ( std::ostream& os, const BitSet& bs) {
171 <
171 >    return os;
172   }
173  
174   }

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