RayCasterFirstIntersectionBuilder.h

// Copyright eeGeo Ltd (2012-2014), All Rights Reserved

#pragma once

#include "Collision.h"
#include "VectorMath.h"
#include "RayMeshIntersectionResult.h"
#include "RayNodeIntersectionResult.h"
#include "RayCasterResult.h"
#include "VectorMath.h"
#include "IVerifyRaycastResultDelegate.h"
#include "RayCasterIntersectionBuilder.h"

#include <functional>

namespace Eegeo
{
    namespace Collision
    {
        struct RayCasterFirstIntersectionBuilder : public RayCasterIntersectionBuilder
        {
            RayCasterFirstIntersectionBuilder(
                const dv3& rayOriginEcef, 
                const dv3& rayDirection, 
                float environmentFlatteningScale,
                const IVerifyRaycastResultDelegate& validIntersectionVerfification);
            
            bool operator () (const RayNodeIntersectionResult& nodeIntersection);
            
            RayCasterResult BuildResult() const;
        private:
            RayMeshIntersectionResult m_best;
            const CollisionBvh* m_pCurrentBvh;
            bool m_hasResult;
        };
    }
}