39 |
|
* such damages. |
40 |
|
*/ |
41 |
|
|
42 |
– |
#include "utils/BitSet.hpp" |
42 |
|
#include <algorithm> |
43 |
|
#include <cassert> |
44 |
+ |
#include <string> |
45 |
|
|
46 |
+ |
#include "utils/BitSet.hpp" |
47 |
+ |
#include "utils/Algorithm.hpp" |
48 |
+ |
|
49 |
|
namespace oopse { |
50 |
|
int BitSet::countBits() { |
51 |
+ |
#ifdef __RWSTD |
52 |
+ |
//For the compiler(Sun, MSVC6.0) binding with RougeWave STL Library, we need to use old-style |
53 |
+ |
// std::count which is error-prone. |
54 |
+ |
int count = 0; |
55 |
+ |
std::count(bitset_.begin(), bitset_.end(), true, count); |
56 |
+ |
return count; |
57 |
+ |
#else |
58 |
|
return std::count(bitset_.begin(), bitset_.end(), true); |
59 |
+ |
#endif |
60 |
|
} |
61 |
|
|
62 |
|
void BitSet::flip(int fromIndex, int toIndex) { |
87 |
|
return i == bitset_.end() ? true : false; |
88 |
|
} |
89 |
|
|
90 |
< |
int BitSet::nextOffBit(int fromIndex) { |
90 |
> |
int BitSet::nextOffBit(int fromIndex) const { |
91 |
|
++fromIndex; |
92 |
|
while (fromIndex < size()) { |
93 |
|
if (!bitset_[fromIndex]) { |
99 |
|
return -1; |
100 |
|
} |
101 |
|
|
102 |
< |
int BitSet::nextOnBit(int fromIndex) { |
102 |
> |
int BitSet::nextOnBit(int fromIndex) const { |
103 |
|
++fromIndex; |
104 |
|
while (fromIndex < size()) { |
105 |
|
if (bitset_[fromIndex]) { |
136 |
|
std::fill(first, last, value); |
137 |
|
} |
138 |
|
|
139 |
+ |
void BitSet::resize(int nbits) { |
140 |
+ |
int oldSize = size(); |
141 |
+ |
bitset_.resize(nbits); |
142 |
+ |
if (nbits > oldSize) { |
143 |
+ |
std::fill(bitset_.begin()+oldSize, bitset_.begin()+nbits+1, false); |
144 |
+ |
} |
145 |
+ |
} |
146 |
+ |
|
147 |
|
BitSet operator| (const BitSet& bs1, const BitSet& bs2) { |
148 |
|
assert(bs1.size() == bs2.size()); |
149 |
|
|
179 |
|
} |
180 |
|
|
181 |
|
std::ostream& operator<< ( std::ostream& os, const BitSet& bs) { |
182 |
+ |
for (int i = 0; i < bs.bitset_.size(); ++i) { |
183 |
+ |
std::string val = bs[i] ? "true" : "false"; |
184 |
+ |
os << "BitSet[" << i <<"] = " << val << std::endl; |
185 |
+ |
} |
186 |
+ |
|
187 |
|
return os; |
188 |
|
} |
189 |
|
|