source: GTP/trunk/App/Demos/Vis/FriendlyCulling/src/MotionPath.h @ 2951

#ifndef __MOTIONPATH_H
#define __MOTIONPATH_H


#include "common.h"
#include "Vector3.h"


namespace CHCDemoEngine 
{


/** Represents a vertex track for animation
*/
class MotionPath
{
public:

        /** Constructor for a vertex path. The first vertex
                is also the starting point of the motion
        */
        MotionPath(const VertexArray &vertices);
        /** Moves forward using the given velocity
        */
        void Move(float velocity);
        /** Gets current position on track.
        */
        Vector3 GetCurrentPosition() const;
        /** Gets the current direction direction.
        */
        Vector3 GetCurrentDirection() const;
        /** Resets the track to the starting position
        */
        void Reset();


protected:
        
        VertexArray mVertices;
        /// current position between two verticess curve paramter
        float mT;
        /// the current vertex position
        int mCurrentVertexIdx;
};


}

#endif // __MOTIONPATH_H