source: GTP/trunk/Lib/Vis/Preprocessing/src/InternalRayCaster.h @ 1824

#ifndef _InternalRayCaster_H__
#define _InternalRayCaster_H__

#include "RayCaster.h"
#include "Containers.h"
#include <string>
using namespace std;


namespace GtpVisibilityPreprocessor {


class Intersectable;
class VssRay;
class KdTree;
class Ray;
class SimpleRayContainer;
class AxisAlignedBox3;
class Vector3;
struct VssRayContainer;
class Preprocessor;
struct SimpleRay;


/** This class provides an interface for ray casting.
*/
class InternalRayCaster: public RayCaster
{
public:
        /** Default constructor initialising e.g., KD tree
        */
        InternalRayCaster(const Preprocessor &preprocessor, KdTree *kdTree);
        virtual ~InternalRayCaster();

        int Type() const { return INTERNAL_RAYCASTER; }

        virtual int CastRay(
        const SimpleRay &simpleRay,
        VssRayContainer &vssRays,
                const AxisAlignedBox3 &box,
                const bool castDoubleRay,
                const bool pruneInvalidRays = true
                );

         virtual void CastRays16(
                 const int i,
                 SimpleRayContainer &rays, 
                 VssRayContainer &vssRays,
                 const AxisAlignedBox3 &sbox,
                 const bool castDoubleRay,
                 const bool pruneInvalidRays = true
                 );

        virtual int
        CastGlobalRay(const SimpleRay &simpleRay,
                                                                VssRayContainer &vssRays,
                                                                const AxisAlignedBox3 &box,
                                                                const bool pruneInvalidRays
                                                                );

protected:

        KdTree *mKdTree;
};


}

#endif