Program Listing for File honeycomb_cell.h

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#pragma once

#include <stdint.h>  // for int32_t

#include "core/hex_mesh.h"   // for HexMesh, HexMeshParams
#include "core/tile_mesh.h"  // for TileMesh
#include "misc/types.h"      // for GroupedMeshVertices
#include "tal/camera.h"      // for Camera3D
#include "tal/event.h"       // for InputEvent
#include "tal/material.h"    // for ShaderMaterial
#include "tal/noise.h"       // for FastNoiseLite
#include "tal/reference.h"   // for Ref
#include "tal/vector3.h"     // for Vector3

namespace sota {
class Hexagon;

struct HoneycombCellMeshParams {
  HexMeshParams hex_mesh_params;
  Ref<FastNoiseLite> noise{nullptr};
  Ref<ShaderMaterial> selection_material{nullptr};
};

class HoneycombCell : public TileMesh {
  GDCLASS(HoneycombCell, TileMesh)

 public:
  HoneycombCell() = default;  // existence is 'must' for Godot
  HoneycombCell(const HoneycombCell& other) = delete;
  HoneycombCell(HoneycombCell&& other) = delete;
  // copying operator= defined inside GDCLASS
  HoneycombCell& operator=(HoneycombCell&& rhs) = delete;

  // getters
  int get_id() override { return _hex_mesh->get_id(); }

  // setters
  void set_noise(Ref<FastNoiseLite> noise);
  void set_selection_material(Ref<ShaderMaterial> p_selection_material);

  void calculate_heights(float bottom_offset);
  HexMesh* inner_mesh() const override { return _hex_mesh.ptr(); }

  HoneycombCell(Hexagon hex, HoneycombCellMeshParams params);

 protected:
  static void _bind_methods();

 private:
  Ref<FastNoiseLite> _noise;
  Ref<ShaderMaterial> _selection_material;
  Ref<HexMesh> _hex_mesh;

  void handle_mouse_entered();
  void handle_mouse_exited();
  void handle_input_event(Camera3D* p_camera, const Ref<InputEvent>& p_event, const Vector3& p_event_position,
                          const Vector3& p_normal, int32_t p_shape_idx);
};

}  // namespace sota