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optimize tm

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This commit is contained in:
Lu Wang 2012-08-16 14:30:12 +08:00
parent 5882a5e288
commit 9514ebc598
1 changed files with 3 additions and 2 deletions
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5
src/util.h
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@ -103,7 +103,8 @@ public:
TM() {}
TM(const double * m) {memcpy(_, m, sizeof(_));}
bool operator < (const TM & m) const {
for(int i = 0; i < 6; ++i)
// Note that we only care about the first 4 elements
for(int i = 0; i < 4; ++i)
{
if(_[i] < m._[i] - EPS)
return true;
@ -113,7 +114,7 @@ public:
return false;
}
bool operator == (const TM & m) const {
return _tm_equal(_, m._);
return _tm_equal(_, m._, 4);
}
double _[6];
};