/**************************************************************************/
/*  shape_3d.h                                                            */
/**************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifndef SHAPE_3D_H
#define SHAPE_3D_H

#include "core/io/resource.h"

class ArrayMesh;
class Material;

class Shape3D : public Resource {
	GDCLASS(Shape3D, Resource);
	OBJ_SAVE_TYPE(Shape3D);
	RES_BASE_EXTENSION("shape");
	RID shape;
	real_t custom_bias = 0.0;
	real_t margin = 0.04;

	Ref<ArrayMesh> debug_mesh_cache;
	Ref<Material> collision_material;

	Color debug_color = Color(0.0, 0.0, 0.0, 0.0);
	bool debug_fill = true;

protected:
	static void _bind_methods();

	_FORCE_INLINE_ RID get_shape() const { return shape; }
	Shape3D(RID p_shape);

	Ref<Material> get_debug_collision_material();

	virtual void _update_shape();

public:
	virtual RID get_rid() const override { return shape; }

	Ref<ArrayMesh> get_debug_mesh();
	virtual Vector<Vector3> get_debug_mesh_lines() const = 0; // { return Vector<Vector3>(); }
	virtual Ref<ArrayMesh> get_debug_arraymesh_faces(const Color &p_modulate) const = 0;
	/// Returns the radius of a sphere that fully enclose this shape
	virtual real_t get_enclosing_radius() const = 0;

	void add_vertices_to_array(Vector<Vector3> &array, const Transform3D &p_xform);

	void set_custom_solver_bias(real_t p_bias);
	real_t get_custom_solver_bias() const;

	real_t get_margin() const;
	void set_margin(real_t p_margin);

#ifdef DEBUG_ENABLED
	void set_debug_color(const Color &p_color);
	Color get_debug_color() const;

	void set_debug_fill(bool p_fill);
	bool get_debug_fill() const;
#endif // DEBUG_ENABLED

	Shape3D();
	~Shape3D();
};

#endif // SHAPE_3D_H