78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
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#pragma once
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#include "../../BlockEntities/DropSpenserEntity.h"
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namespace DropSpenserHandler
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{
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static bool IsActivated(NIBBLETYPE a_Meta)
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{
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return (a_Meta & E_META_DROPSPENSER_ACTIVATED) != 0;
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}
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static NIBBLETYPE SetActivationState(NIBBLETYPE a_Meta, bool IsOn)
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{
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if (IsOn)
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{
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return a_Meta | E_META_DROPSPENSER_ACTIVATED; // set the bit
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}
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else
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{
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return a_Meta & ~E_META_DROPSPENSER_ACTIVATED; // clear the bit
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}
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}
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static PowerLevel GetPowerDeliveredToPosition(const cChunk & a_Chunk, Vector3i a_Position, BLOCKTYPE a_BlockType, Vector3i a_QueryPosition, BLOCKTYPE a_QueryBlockType, bool IsLinked)
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{
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UNUSED(a_Chunk);
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UNUSED(a_Position);
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UNUSED(a_BlockType);
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UNUSED(a_QueryPosition);
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UNUSED(a_QueryBlockType);
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UNUSED(IsLinked);
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return 0;
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}
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static void Update(cChunk & a_Chunk, cChunk &, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, const PowerLevel Power)
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{
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// LOGD("Evaluating spencer the dropspenser (%d %d %d)", a_Position.x, a_Position.y, a_Position.z);
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const bool IsPoweredNow = (Power > 0);
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const bool WasPoweredPreviously = IsActivated(a_Meta);
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if (IsPoweredNow && !WasPoweredPreviously)
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{
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a_Chunk.DoWithBlockEntityAt(a_Position, [](cBlockEntity & a_BlockEntity)
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{
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ASSERT((a_BlockEntity.GetBlockType() == E_BLOCK_DISPENSER) || (a_BlockEntity.GetBlockType() == E_BLOCK_DROPPER));
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static_cast<cDropSpenserEntity &>(a_BlockEntity).Activate();
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return false;
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});
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}
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// Update the internal dropspenser state if necessary
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if (IsPoweredNow != WasPoweredPreviously)
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{
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a_Chunk.SetMeta(a_Position, SetActivationState(a_Meta, IsPoweredNow));
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}
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}
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static void ForValidSourcePositions(const cChunk & a_Chunk, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, ForEachSourceCallback & Callback)
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{
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UNUSED(a_Chunk);
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UNUSED(a_BlockType);
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UNUSED(a_Meta);
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// Consider indirect power:
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Callback.CheckIndirectPower();
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// Consider normal adjacents:
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InvokeForAdjustedRelatives(Callback, a_Position, RelativeAdjacents);
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}
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};
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