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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 GetPlacementBlockTypeMeta(
cChunkInterface & a_ChunkInterface,
cPlayer & a_Player,
const Vector3i a_PlacedBlockPos,
eBlockFace a_ClickedBlockFace,
const Vector3i a_CursorPos,
BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
) const override
{
a_BlockType = m_BlockType;
switch (a_ClickedBlockFace)
{
case BLOCK_FACE_XM:
{
a_BlockMeta = 0x1;
return true;
}
case BLOCK_FACE_XP:
{
a_BlockMeta = 0x3;
return true;
}
case BLOCK_FACE_ZM:
{
a_BlockMeta = 0x2;
return true;
}
case BLOCK_FACE_ZP:
{
a_BlockMeta = 0x0;
return true;
}
case BLOCK_FACE_NONE:
case BLOCK_FACE_YM:
case BLOCK_FACE_YP:
{
return false;
}
}
UNREACHABLE("Unsupported block face");
}
virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, const Vector3i a_RelPos, const cChunk & a_Chunk) const override
{
const auto Meta = a_Chunk.GetMeta(a_RelPos);
const auto RearPosition = AddFaceDirection(a_RelPos, MetadataToDirection(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;
}
};
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