/*************************************************************************/
/*  mesh_instance.h                                                      */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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/*************************************************************************/
#ifndef MESH_INSTANCE_H
#define MESH_INSTANCE_H

#include "scene/3d/visual_instance.h"
#include "scene/resources/mesh.h"

/**
	@author Juan Linietsky <reduzio@gmail.com>
*/
class MeshInstance : public GeometryInstance {

	GDCLASS( MeshInstance, GeometryInstance );

	Ref<Mesh> mesh;
	NodePath skeleton_path;

	struct MorphTrack {

		int idx;
		float value;
		MorphTrack() { idx=0; value=0; }
	};

	Map<StringName,MorphTrack> morph_tracks;
	Vector<Ref<Material> > materials;

	void _mesh_changed();
	void _resolve_skeleton_path();

protected:

	bool _set(const StringName& p_name, const Variant& p_value);
	bool _get(const StringName& p_name,Variant &r_ret) const;
	void _get_property_list( List<PropertyInfo> *p_list) const;

	void _notification(int p_what);
	static void _bind_methods();
public:

	void set_mesh(const Ref<Mesh>& p_mesh);
	Ref<Mesh> get_mesh() const;

	void set_skeleton_path(const NodePath& p_skeleton);
	NodePath get_skeleton_path();

	void set_surface_material(int p_surface,const Ref<Material>& p_material);
	Ref<Material> get_surface_material(int p_surface) const;

	Node* create_trimesh_collision_node();
	void create_trimesh_collision();

	Node* create_convex_collision_node();
	void create_convex_collision();

	virtual AABB get_aabb() const;
	virtual PoolVector<Face3> get_faces(uint32_t p_usage_flags) const;

	MeshInstance();
	~MeshInstance();
};

#endif