Smooth more patterns (#15205)

src/libslic3r/Fill/FillPlanePath.hpp

@@ -21,10 +21,10 @@ public:
     void            add_point(const Vec2d& pt) { m_out.emplace_back(this->scaled(pt)); }
     Points&& result() { return std::move(m_out); }
     virtual bool    clips() const { return false; }
-
-protected:
+    // The output grid the generated points are snapped to.
     const Point     scaled(const Vec2d& fpt) const { return { coord_t(floor(fpt.x() * m_scale_out + 0.5)), coord_t(floor(fpt.y() * m_scale_out + 0.5)) }; }
 
+protected:
     // Output polyline.
     Points          m_out;
 
@@ -93,6 +93,8 @@ public:
 protected:
     bool centered() const override { return true; }
     void generate(coord_t min_x, coord_t min_y, coord_t max_x, coord_t max_y, const double resolution, InfillPolylineOutput &output) override;
+    void generate(coord_t min_x, coord_t min_y, coord_t max_x, coord_t max_y, const double resolution,
+                              const FillParams &params, InfillPolylineOutput &output) override;
 };
 
 } // namespace Slic3r