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Merge pull request #1435 from jluis/master

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Round results when rotating to minimize errors & pass the tests
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Alessandro Ranellucci 2013-09-12 02:10:18 -07:00
commit 749b8421b0
1 changed files with 2 additions and 2 deletions
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4
xs/src/Point.cpp
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@ -22,8 +22,8 @@ Point::rotate(double angle, Point* center)
{
double cur_x = (double)this->x;
double cur_y = (double)this->y;
this->x = (long)( (double)center->x + cos(angle) * (cur_x - (double)center->x) - sin(angle) * (cur_y - (double)center->y) );
this->y = (long)( (double)center->y + cos(angle) * (cur_y - (double)center->y) + sin(angle) * (cur_x - (double)center->x) );
this->x = (long)round( (double)center->x + cos(angle) * (cur_x - (double)center->x) - sin(angle) * (cur_y - (double)center->y) );
this->y = (long)round( (double)center->y + cos(angle) * (cur_y - (double)center->y) + sin(angle) * (cur_x - (double)center->x) );
}
bool