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jiri 2018-11-03 18:17:13 +00:00
parent 0be3cee927
commit de49120e1b
1 changed files with 4 additions and 4 deletions
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8
bitvector.h
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@ -50,10 +50,10 @@ public:
void resize(const unsigned int n) {NRVec<bitvector_block>::resize((n+blockbits-1)/blockbits); modulo=n%blockbits;}; void resize(const unsigned int n) {NRVec<bitvector_block>::resize((n+blockbits-1)/blockbits); modulo=n%blockbits;};
unsigned int size() const {return (nn*blockbits)-blockbits+(modulo?modulo:blockbits);}; unsigned int size() const {return (nn*blockbits)-blockbits+(modulo?modulo:blockbits);};
//arguments must be unsigned to keep the resulting assembly code simple and efficient //arguments must be unsigned to keep the resulting assembly code simple and efficient
const bool operator[](const unsigned int i) const {return (v[i/blockbits] >>(i%blockbits))&1;}; const bool operator[](const unsigned int i) const {return (v[i/blockbits] >>(i%blockbits))&1UL;};
void set(const unsigned int i) {v[i/blockbits] |= (1<<(i%blockbits));}; void set(const unsigned int i) {v[i/blockbits] |= (1UL<<(i%blockbits));};
void reset(const unsigned int i) {v[i/blockbits] &= ~(1<<(i%blockbits));}; void reset(const unsigned int i) {v[i/blockbits] &= ~(1UL<<(i%blockbits));};
const bool get(const unsigned int i) {return (v[i/blockbits] >>(i%blockbits))&1;}; const bool get(const unsigned int i) {return (v[i/blockbits] >>(i%blockbits))&1UL;};
const bool assign(const unsigned int i, const bool r) {if(r) set(i); else reset(i); return r;}; const bool assign(const unsigned int i, const bool r) {if(r) set(i); else reset(i); return r;};
void clear() {copyonwrite(true); memset(v,0,nn*sizeof(bitvector_block));}; void clear() {copyonwrite(true); memset(v,0,nn*sizeof(bitvector_block));};
void fill() {memset(v,0xff,nn*sizeof(bitvector_block));}; void fill() {memset(v,0xff,nn*sizeof(bitvector_block));};