ShapeViewCuller.h

#pragma once
            
#include "Types.h"
#include "EegeoShapes.h"
#include "Positioning.h"
#include "Geometry.h"
#include "VectorMath.h"
            
namespace Eegeo
{
    namespace Shapes
    {
        class ShapeViewCuller
        {
        public:
            ShapeViewCuller(
                               const dv3& ecefCameraPosition,
                               const Geometry::Frustum& frustum,
                               const Eegeo::Positioning::IPositioningViewComponent& positioningViewComponent
                               );
            
            bool operator()(const IShapeView* pView) const
            {
                return !IsPotentiallyVisible(*pView);
            }
            
        private:
            bool IsPotentiallyVisible(const IShapeView& view) const;
            
            bool IsOutsideFrustum(const IShapeView& view) const;
            
            const Eegeo::Positioning::IPositioningViewComponent& m_positioningViewComponent;
            const dv3 m_ecefCameraPosition;
            const Geometry::Frustum& m_frustum;
        };
    }
}