Cut: Initial porting of Cut Gizmo

src/libslic3r/CutUtils.hpp

@@ -0,0 +1,74 @@
+///|/ Copyright (c) Prusa Research 2023 Oleksandra Iushchenko @YuSanka
+///|/
+///|/ PrusaSlicer is released under the terms of the AGPLv3 or higher
+///|/
+#ifndef slic3r_CutUtils_hpp_
+#define slic3r_CutUtils_hpp_
+
+#include "enum_bitmask.hpp"
+#include "Point.hpp"
+#include "Model.hpp"
+
+#include <vector>
+
+namespace Slic3r {
+
+using ModelObjectPtrs = std::vector<ModelObject*>;
+
+enum class ModelObjectCutAttribute : int { KeepUpper, KeepLower, KeepAsParts, FlipUpper, FlipLower, PlaceOnCutUpper, PlaceOnCutLower, CreateDowels, InvalidateCutInfo };
+using ModelObjectCutAttributes = enum_bitmask<ModelObjectCutAttribute>;
+ENABLE_ENUM_BITMASK_OPERATORS(ModelObjectCutAttribute);
+
+
+class Cut {
+
+    Model                       m_model;
+    int                         m_instance;
+    const Transform3d           m_cut_matrix;
+    ModelObjectCutAttributes    m_attributes;
+
+    void post_process(ModelObject* object, ModelObjectPtrs& objects, bool keep, bool place_on_cut, bool flip);
+    void post_process(ModelObject* upper_object, ModelObject* lower_object, ModelObjectPtrs& objects);
+    void finalize(const ModelObjectPtrs& objects);
+
+public:
+
+    Cut(const ModelObject* object, int instance, const Transform3d& cut_matrix, 
+        ModelObjectCutAttributes attributes = ModelObjectCutAttribute::KeepUpper |
+                                              ModelObjectCutAttribute::KeepLower |
+                                              ModelObjectCutAttribute::KeepAsParts );
+    ~Cut() { m_model.clear_objects(); }
+
+    struct Groove
+    {
+        float depth{ 0.f };
+        float width{ 0.f };
+        float flaps_angle{ 0.f };
+        float angle{ 0.f };
+        float depth_init{ 0.f };
+        float width_init{ 0.f };
+        float flaps_angle_init{ 0.f };
+        float angle_init{ 0.f };
+        float depth_tolerance{ 0.1f };
+        float width_tolerance{ 0.1f };
+    };
+
+    struct Part
+    {
+        bool selected;
+        bool is_modifier;
+    };
+
+    const ModelObjectPtrs& perform_with_plane();
+    const ModelObjectPtrs& perform_by_contour(std::vector<Part> parts, int dowels_count);
+    const ModelObjectPtrs& perform_with_groove(const Groove& groove, const Transform3d& rotation_m, bool keep_as_parts = false);
+
+    static ModelObjectPtrs cut_horizontal(const ModelObject *object, size_t instance_idx, double z, ModelObjectCutAttributes attributes);
+
+}; // namespace Cut
+
+
+
+} // namespace Slic3r
+
+#endif /* slic3r_CutUtils_hpp_ */