BlockTripwireHook.h

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#pragma once
 
#include "BlockHandler.h"
#include "Mixins.h"
 
 
 
 
 
class cBlockTripwireHookHandler final :
    public cMetaRotator<cClearMetaOnDrop<cBlockHandler>, 0x03, 0x02, 0x03, 0x00, 0x01>
{
    using Super = cMetaRotator<cClearMetaOnDrop<cBlockHandler>, 0x03, 0x02, 0x03, 0x00, 0x01>;
 
public:
 
    using Super::Super;
 
    inline static eBlockFace MetadataToDirection(NIBBLETYPE a_Meta)
    {
        switch (a_Meta & 0x03)
        {
            case 0x1: return BLOCK_FACE_XM;
            case 0x3: return BLOCK_FACE_XP;
            case 0x2: return BLOCK_FACE_ZM;
            case 0x0: return BLOCK_FACE_ZP;
            default: ASSERT(!"Unhandled tripwire hook metadata!"); return BLOCK_FACE_NONE;
        }
    }
 
private:
 
    virtual bool CanBeAt(const cChunk & a_Chunk, const Vector3i a_Position, const NIBBLETYPE a_Meta) const override
    {
        const auto RearPosition = AddFaceDirection(a_Position, MetadataToDirection(a_Meta), true);
 
        BLOCKTYPE NeighborBlockType;
        if (!a_Chunk.UnboundedRelGetBlockType(RearPosition, NeighborBlockType))
        {
            return false;
        }
 
        return cBlockInfo::FullyOccupiesVoxel(NeighborBlockType);
    }
 
 
 
 
 
    virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) const override
    {
        UNUSED(a_Meta);
        return 0;
    }
};