1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/snode.h	Sat Apr 12 23:37:55 2014 +0300
     1.3 @@ -0,0 +1,85 @@
     1.4 +#ifndef SCENE_NODE_H_
     1.5 +#define SCENE_NODE_H_
     1.6 +
     1.7 +#include "vector.h"
     1.8 +#include "vmath.h"
     1.9 +#include "quat.h"
    1.10 +#include "vmathmat.h"
    1.11 +#include "vmathray.h"
    1.12 +
    1.13 +enum NodeType {
    1.14 +	NODE_NULL,
    1.15 +	NODE_OBJECT,
    1.16 +	NODE_LIGHT,
    1.17 +	NODE_CAMERA
    1.18 +};
    1.19 +
    1.20 +class SceneNode {
    1.21 +protected:
    1.22 +	char *name;
    1.23 +	NodeType type;
    1.24 +
    1.25 +	Vector3 pos;
    1.26 +	Quat rot;
    1.27 +	Vector3 scale;
    1.28 +	Vector3 pivot;
    1.29 +
    1.30 +	mutable Matrix4x4 xform, inv_xform;
    1.31 +	mutable bool xform_valid, inv_xform_valid;
    1.32 +
    1.33 +	vector<SceneNode*> children;
    1.34 +	SceneNode *parent;
    1.35 +
    1.36 +	SceneNode(const SceneNode &node) {}
    1.37 +	SceneNode &operator =(const SceneNode &node) { return *this; }
    1.38 +
    1.39 +	void invalidate() const;
    1.40 +	virtual void calc_matrix() const;
    1.41 +	virtual void calc_inv_matrix() const;
    1.42 +
    1.43 +public:
    1.44 +	SceneNode();
    1.45 +	virtual ~SceneNode();
    1.46 +
    1.47 +	virtual void set_name(const char *name);
    1.48 +	virtual const char *get_name() const;
    1.49 +
    1.50 +	virtual NodeType get_type() const;
    1.51 +
    1.52 +	virtual SceneNode *get_parent();
    1.53 +	virtual const SceneNode *get_parent() const;
    1.54 +
    1.55 +	// children management
    1.56 +	virtual void add_child(SceneNode *child);
    1.57 +	virtual void remove_child(SceneNode *child);
    1.58 +
    1.59 +	virtual int get_children_count() const;
    1.60 +	virtual SceneNode *get_child(int idx);
    1.61 +	virtual const SceneNode *get_child(int idx) const;
    1.62 +
    1.63 +	virtual void set_position(const Vector3 &pos);
    1.64 +	virtual Vector3 get_node_position() const;
    1.65 +
    1.66 +	virtual void set_rotation(const Quat &quat);
    1.67 +	virtual Quat get_node_rotation() const;
    1.68 +
    1.69 +	virtual void set_scaling(const Vector3 &scale);
    1.70 +	virtual Vector3 get_node_scaling() const;
    1.71 +
    1.72 +	// these take hierarchy into account
    1.73 +	virtual Vector3 get_position() const;
    1.74 +	virtual Quat get_rotation() const;
    1.75 +	virtual Vector3 get_scaling() const;
    1.76 +
    1.77 +	virtual void set_pivot(const Vector3 &pivot);
    1.78 +	virtual Vector3 get_pivot() const;
    1.79 +
    1.80 +	virtual const Matrix4x4 &get_matrix() const;
    1.81 +	virtual const Matrix4x4 &get_inv_matrix() const;
    1.82 +
    1.83 +	virtual void draw() const;
    1.84 +
    1.85 +	virtual bool intersect(const Ray &ray, float *dist = 0) const;
    1.86 +};
    1.87 +
    1.88 +#endif	/* SCENE_NODE_H_ */