BlockLadder.h

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#pragma once
 
#include "BlockHandler.h"
#include "BlockInfo.h"
#include "Mixins.h"
 
 
 
 
 
class cBlockLadderHandler final :
    public cClearMetaOnDrop<cMetaRotator<cBlockHandler, 0x07, 0x02, 0x05, 0x03, 0x04> >
{
    using Super = cClearMetaOnDrop<cMetaRotator<cBlockHandler, 0x07, 0x02, 0x05, 0x03, 0x04>>;
 
public:
 
    using Super::Super;
 
 
    static bool CanBePlacedOn(const BLOCKTYPE a_BlockType, const eBlockFace a_BlockFace)
    {
        if (
            (a_BlockFace == BLOCK_FACE_NONE) ||
            (a_BlockFace == BLOCK_FACE_BOTTOM) ||
            (a_BlockFace == BLOCK_FACE_TOP)
        )
        {
            return false;
        }
 
        return cBlockInfo::FullyOccupiesVoxel(a_BlockType);
    }
 
private:
 
    static eBlockFace MetaDataToBlockFace(NIBBLETYPE a_MetaData)
    {
        switch (a_MetaData)
        {
            case 0x2: return BLOCK_FACE_ZM;
            case 0x3: return BLOCK_FACE_ZP;
            case 0x4: return BLOCK_FACE_XM;
            case 0x5: return BLOCK_FACE_XP;
            default:  return BLOCK_FACE_ZM;
        }
    }
 
 
 
 
 
    virtual bool CanBeAt(const cChunk & a_Chunk, const Vector3i a_Position, const NIBBLETYPE a_Meta) const override
    {
        auto Face = MetaDataToBlockFace(a_Meta);
        auto NeighborRelPos = AddFaceDirection(a_Position, Face, true);
        BLOCKTYPE NeighborBlockType;
        a_Chunk.UnboundedRelGetBlockType(NeighborRelPos, NeighborBlockType);
        return CanBePlacedOn(NeighborBlockType, Face);
    }
 
 
 
 
 
    virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) const override
    {
        UNUSED(a_Meta);
        return 0;
    }
} ;