BlockRedstoneRepeater.h

Go to the documentation of this file.

#pragma once

#include "BlockHandler.h"
#include "Mixins.h"
#include "ChunkInterface.h"
#include "BlockSlab.h"
#include "../Chunk.h"





class cBlockRedstoneRepeaterHandler:
    public cClearMetaOnDrop<cMetaRotator<cBlockHandler, 0x03, 0x00, 0x01, 0x02, 0x03, true>>
{
    using super = cClearMetaOnDrop<cMetaRotator<cBlockHandler, 0x03, 0x00, 0x01, 0x02, 0x03, true>>;

public:

    cBlockRedstoneRepeaterHandler(BLOCKTYPE a_BlockType):
        super(a_BlockType)
    {
    }

    virtual bool GetPlacementBlockTypeMeta(
        cChunkInterface & a_ChunkInterface, cPlayer & a_Player,
        int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
        int a_CursorX, int a_CursorY, int a_CursorZ,
        BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
    ) override
    {
        a_BlockType = m_BlockType;
        a_BlockMeta = RepeaterRotationToMetaData(a_Player.GetYaw());
        return true;
    }

    virtual bool OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
    {
        a_ChunkInterface.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, ((a_ChunkInterface.GetBlockMeta({a_BlockX, a_BlockY, a_BlockZ}) + 0x04) & 0x0f));
        return true;
    }

    virtual void OnCancelRightClick(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace) override
    {
        UNUSED(a_ChunkInterface);
        a_WorldInterface.SendBlockTo(a_BlockX, a_BlockY, a_BlockZ, a_Player);
    }

    virtual bool IsUseable(void) override
    {
        return true;
    }

    virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
    {
        if (a_RelY <= 0)
        {
            return false;
        }

        BLOCKTYPE BelowBlock;
        NIBBLETYPE BelowBlockMeta;
        a_Chunk.GetBlockTypeMeta(a_RelX, a_RelY - 1, a_RelZ, BelowBlock, BelowBlockMeta);

        if (cBlockInfo::FullyOccupiesVoxel(BelowBlock))
        {
            return true;
        }
        else if (cBlockSlabHandler::IsAnySlabType(BelowBlock))
        {
            // Check if the slab is turned up side down
            if ((BelowBlockMeta & 0x08) == 0x08)
            {
                return true;
            }
        }
        return false;
    }

    inline static NIBBLETYPE RepeaterRotationToMetaData(double a_Rotation)
    {
        a_Rotation += 90 + 45;  // So its not aligned with axis
        if (a_Rotation > 360)
        {
            a_Rotation -= 360;
        }

        if ((a_Rotation >= 0) && (a_Rotation < 90))
        {
            return 0x1;
        }
        else if ((a_Rotation >= 180) && (a_Rotation < 270))
        {
            return 0x3;
        }
        else if ((a_Rotation >= 90) && (a_Rotation < 180))
        {
            return 0x2;
        }
        else
        {
            return 0x0;
        }
    }

    virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
    {
        UNUSED(a_Meta);
        return 11;
    }


    inline static Vector3i GetRearCoordinateOffset(NIBBLETYPE a_Meta)
    {
        switch (a_Meta & 0x3)  // We only want the direction (bottom) bits
        {
            case 0x0: return {0, 0, 1};
            case 0x1: return {-1, 0, 0};
            case 0x2: return {0, 0, -1};
            case 0x3: return {1, 0, 0};
            default:
            {
                LOGWARNING("%s: Unknown metadata: %d", __FUNCTION__, a_Meta);
                ASSERT(!"Unknown metadata while determining orientation of repeater!");
                return {0, 0, 0};
            }
        }
    }


    inline static Vector3i GetFrontCoordinateOffset(NIBBLETYPE a_Meta)
    {
        switch (a_Meta & 0x3)  // We only want the direction (bottom) bits
        {
            case 0x0: return {0, 0, -1};
            case 0x1: return {1, 0, 0};
            case 0x2: return {0, 0, 1};
            case 0x3: return {-1, 0, 0};
            default:
            {
                LOGWARNING("%s: Unknown metadata: %d", __FUNCTION__, a_Meta);
                ASSERT(!"Unknown metadata while determining orientation of repeater!");
                return {0, 0, 0};
            }
        }
    }
} ;