X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fbezier.hh;h=a04d449725ab17f346df4d20daa5286df7de0d4c;hb=38d7d319eabc906e82fb42002678c6d42a23b6f7;hp=0b6e1f2283705c6bcf5e4f6af9a32df620f0a563;hpb=e24df7c27635dc996c466295eacf2981bddccaf7;p=lilypond.git diff --git a/lily/include/bezier.hh b/lily/include/bezier.hh index 0b6e1f2283..a04d449725 100644 --- a/lily/include/bezier.hh +++ b/lily/include/bezier.hh @@ -1,57 +1,56 @@ /* bezier.hh -- declare Bezier and Bezier_bow - (c) 1998--2005 Jan Nieuwenhuizen + (c) 1998--2009 Jan Nieuwenhuizen */ #ifndef BEZIER_HH #define BEZIER_HH - #include "interval.hh" #include "offset.hh" #include "polynomial.hh" /** - Simple bezier curve - */ + Simple bezier curve +*/ class Bezier { public: void assert_sanity () const; - void scale (Real x,Real y); + void scale (Real x, Real y); void reverse (); void rotate (Real); void translate (Offset); Real get_other_coordinate (Axis a, Real x) const; - Array solve_point (Axis, Real coordinate) const; - Array solve_derivative (Offset) const; - Interval extent (Axis)const; + vector solve_point (Axis, Real coordinate) const; + vector solve_derivative (Offset) const; + Interval extent (Axis) const; + Interval control_point_extent (Axis) const; + Polynomial polynomial (Axis)const; Offset curve_point (Real t) const; + Real curve_coordinate (Real t, Axis) const; static const int CONTROL_COUNT = 4; /* Bezier curves always have 4 control points. Making this into an - Array<> gives unnecessary overhead, and makes debugging a royal + vector<> gives unnecessary overhead, and makes debugging a royal pain. */ - Offset control_[4]; }; -void scale (Array* array, Real xscale, Real yscale); -void rotate (Array* array, Real phi); -void translate (Array* array, Offset o); - - +void scale (vector *array, Real xscale, Real yscale); +void rotate (vector *array, Real phi); +void translate (vector *array, Offset o); Bezier slur_shape (Real width, Real height_limit, Real height_proportion); -Real slur_height (Real width, Real height_limit, Real height_proportion); -void get_slur_indent_height (Real * indent, Real *height, Real width, Real h_inf, Real r_0); +Real slur_height (Real width, Real height_limit, Real height_proportion); +void get_slur_indent_height (Real *indent, Real *height, Real width, Real h_inf, Real r_0); #endif // BEZIER_HH