InteriorMultipleResultRayCaster.h

// Copyright eeGeo Ltd (2012-2017), All Rights Reserved

#pragma once

#include "Collision.h"
#include "VectorMath.h"
#include "CollisionGroup.h"
#include "RayCasterResult.h"
#include "RayNodeIntersectionResult.h"
#include "Rendering.h"
#include "IMultipleResultRayCaster.h"
#include "InteriorsPresentationModule.h"
#include "RayCasterBase.h"

#include <vector>

namespace Eegeo
{
    namespace Collision
    {
        class InteriorMultipleResultRayCaster : public RayCasterBase, virtual public IMultipleResultRayCaster
        {
        public:
            InteriorMultipleResultRayCaster(const ICollisionBvhProvider& collisionBvhProvider,
                                const Eegeo::Rendering::EnvironmentFlatteningService& environmentFlatteningService,
                                const Eegeo::Modules::Map::Layers::InteriorsPresentationModule& interiorPresentationModel);

            virtual ~InteriorMultipleResultRayCaster() {;}

            virtual std::vector<RayCasterResult> CastRay(const Eegeo::dv3& rayOrigin, const Eegeo::dv3& rayDirection, u32 collidableGroupsMask = Collision::CollisionGroup::CollideAll);
                                    
        private:
            const Eegeo::Rendering::EnvironmentFlatteningService& m_environmentFlatteningService;
            const Eegeo::Modules::Map::Layers::InteriorsPresentationModule& m_interiorPresentationModel;
            
            std::vector<RayCasterResult> FindRayIntersections(
                const float environmentFlatteningScale, const Eegeo::dv3& rayOrigin, const Eegeo::dv3& rayDirection) const;
        };
    }
}