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Piecewise< SBasis > Geom::atan2 ( D2< SBasis > const &  vect,
double  tol = .01,
unsigned  order = 3 

Return a function which gives the angle of vect at each point.

vecta piecewise parameteric curve.
tolthe maximum error allowed.
orderthe maximum degree to use for approximation

Definition at line 188 of file sbasis-geometric.cpp.

References atan2().

Referenced by Inkscape::UI::ControlPointSelection::_keyboardRotate(), angle_between(), atan2(), Inkscape::Text::Layout::characterBoundingBox(), Inkscape::Text::Layout::fitToPathAlign(), Inkscape::Text::Layout::queryCursorShape(), sp_selection_rotate_screen(), spdc_pen_set_angle_distance_status_message(), and unclump_dist().

    return atan2(Piecewise<D2<SBasis> >(vect),tol,order);

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