Preparation for new infill

src/libslic3r/Fill/FillAdaptive.hpp

@@ -0,0 +1,53 @@
+#ifndef slic3r_FillAdaptive_hpp_
+#define slic3r_FillAdaptive_hpp_
+
+#include "FillBase.hpp"
+
+namespace Slic3r {
+
+namespace FillAdaptive_Internal
+{
+    struct CubeProperties
+    {
+        double edge_length;     // Lenght of edge of a cube
+        double height;          // Height of rotated cube (standing on the corner)
+        double diagonal_length; // Length of diagonal of a cube a face
+        double line_z_distance; // Defines maximal distance from a center of a cube on Z axis on which lines will be created
+        double line_xy_distance;// Defines maximal distance from a center of a cube on X and Y axis on which lines will be created
+    };
+
+    struct Cube
+    {
+        Vec3d center;
+        size_t depth;
+        CubeProperties properties;
+        std::vector<Cube*> children;
+    };
+
+    struct Octree
+    {
+        Cube *root_cube;
+        Vec3d origin;
+    };
+}; // namespace FillAdaptive_Internal
+
+class FillAdaptive : public Fill
+{
+public:
+    virtual ~FillAdaptive() {}
+
+protected:
+    virtual Fill* clone() const { return new FillAdaptive(*this); };
+	virtual void _fill_surface_single(
+	    const FillParams                &params, 
+	    unsigned int                     thickness_layers,
+	    const std::pair<float, Point>   &direction, 
+	    ExPolygon                       &expolygon, 
+	    Polylines                       &polylines_out);
+
+	virtual bool no_sort() const { return true; }
+};
+
+} // namespace Slic3r
+
+#endif // slic3r_FillAdaptive_hpp_