diff options
Diffstat (limited to 'xs/src/libslic3r/MultiPoint.cpp')
| -rw-r--r-- | xs/src/libslic3r/MultiPoint.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/xs/src/libslic3r/MultiPoint.cpp b/xs/src/libslic3r/MultiPoint.cpp index ff2771cff..1e1895634 100644 --- a/xs/src/libslic3r/MultiPoint.cpp +++ b/xs/src/libslic3r/MultiPoint.cpp @@ -31,6 +31,20 @@ MultiPoint::translate(const Point &vector) } void +MultiPoint::rotate(double angle) +{ + double s = sin(angle); + double c = cos(angle); + for (Points::iterator it = points.begin(); it != points.end(); ++it) { + (*it).rotate(angle); + double cur_x = (double)it->x; + double cur_y = (double)it->y; + it->x = (coord_t)round(c * cur_x - s * cur_y); + it->y = (coord_t)round(c * cur_y + s * cur_x); + } +} + +void MultiPoint::rotate(double angle, const Point ¢er) { for (Points::iterator it = points.begin(); it != points.end(); ++it) { |