class SceneNode
{
public:
	SceneNode(const char *nodeName, SceneNode *parent);
	~SceneNode();

	SceneNode* addChildSceneNode(const char *name);
	void deleteChildSceneNode(const char *name);
	void deleteAllChildSceneNodes();

	SceneNode* findFirstSceneNode(const char *name);
	SceneNode* getChildSceneNode(const char *name);
	SceneNode* getChildSceneNode(unsigned int index);

	void attachRenderMeshData(RenderMeshData *renderMeshData);

	void setName(const char *name) { _name = name; }
	void setTranformation(const glm::mat4 &transformation) {
		_transformation = transformation;
		_toRoot = (_parent ? _parent->toRootTransformation() : glm::mat4(1)) * _transformation;
	}

	unsigned int getNumChildren() const { return _children.size(); }
	const char *name() const { return _name.c_str(); }
	SceneNode* parent() const { return _parent; }
	const glm::mat4& transformation() const { return _transformation; }
	const glm::mat4& toRootTransformation() const { return _toRoot; }
	const std::vector<RenderMeshData*>* renderMeshDatas() { return &_meshDatas; }

private:
	std::string _name;

	glm::mat4 _transformation;
	glm::mat4 _toRoot;

	SceneNode *_parent;
	std::vector<SceneNode*> _children;
	std::vector<RenderMeshData*> _meshDatas;
};