diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_spline.hh')
| -rw-r--r-- | source/blender/blenkernel/BKE_spline.hh | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_spline.hh b/source/blender/blenkernel/BKE_spline.hh index fc145f1ddf1..0fbf39a52fa 100644 --- a/source/blender/blenkernel/BKE_spline.hh +++ b/source/blender/blenkernel/BKE_spline.hh @@ -131,6 +131,11 @@ class Spline { virtual void transform(const blender::float4x4 &matrix); /** + * Change the direction of the spline (switch the start and end) without changing its shape. + */ + void reverse(); + + /** * Mark all caches for re-computation. This must be called after any operation that would * change the generated positions, tangents, normals, mapping, etc. of the evaluated points. */ @@ -210,6 +215,7 @@ class Spline { virtual void correct_end_tangents() const = 0; virtual void copy_settings(Spline &dst) const = 0; virtual void copy_data(Spline &dst) const = 0; + virtual void reverse_impl() = 0; }; /** @@ -353,6 +359,9 @@ class BezierSpline final : public Spline { void correct_end_tangents() const final; void copy_settings(Spline &dst) const final; void copy_data(Spline &dst) const final; + + protected: + void reverse_impl() override; }; /** @@ -469,6 +478,7 @@ class NURBSpline final : public Spline { void correct_end_tangents() const final; void copy_settings(Spline &dst) const final; void copy_data(Spline &dst) const final; + void reverse_impl() override; void calculate_knots() const; blender::Span<BasisCache> calculate_basis_cache() const; @@ -519,6 +529,7 @@ class PolySpline final : public Spline { void correct_end_tangents() const final; void copy_settings(Spline &dst) const final; void copy_data(Spline &dst) const final; + void reverse_impl() override; }; /** |