NetherPortalScanner.h

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#pragma once

#include "ChunkStay.h"


class cEntity;
class cWorld;





// This is the chunk stay which finds nearby nether portals
class cNetherPortalScanner : public cChunkStay
{
public:
    cNetherPortalScanner(cEntity * a_MovingEntity, cWorld * a_DestinationWorld, Vector3d a_DestPosition, int a_MaxY);
    virtual void OnChunkAvailable(int a_ChunkX, int a_ChunkY) override;
    virtual bool OnAllChunksAvailable(void) override;
    virtual void OnDisabled(void) override;

    enum class Direction
    {
        X,
        Y
    };

private:

    static const int PortalLength = 4;
    static const int PortalHeight = 5;

    static const int SearchRadius = 128;
    static const int BuildSearchRadius = 16;

    static const int SearchSolidBaseWidth = 3;

    static const double OutOffset;
    static const double AcrossOffset;

    void BuildNetherPortal(Vector3i a_Location, Direction a_Direction, bool a_IncludePlatform);

    bool IsValidBuildLocation(Vector3i a_BlockPosition);

    cEntity * m_Entity;

    cWorld * m_World;

    bool m_FoundPortal;

    bool m_BuildPlatform;

    Direction m_Dir;

    Vector3i m_PortalLoc;

    Vector3d m_Position;

    int m_MaxY;
};