99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
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#pragma once
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#include "Entity.h"
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// tolua_begin
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class cHangingEntity :
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public cEntity
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{
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// tolua_end
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using Super = cEntity;
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public: // tolua_export
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CLASS_PROTODEF(cHangingEntity)
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cHangingEntity(eEntityType a_EntityType, eBlockFace a_BlockFace, Vector3d a_Pos);
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/** Returns the direction in which the entity is facing. */
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eBlockFace GetFacing() const { return cHangingEntity::ProtocolFaceToBlockFace(m_Facing); } // tolua_export
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/** Returns the direction in which the entity is facing. */
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Byte GetProtocolFacing() const { return m_Facing; }
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/** Returns if the given block can support hanging entity placements. */
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static bool IsValidSupportBlock(BLOCKTYPE a_BlockType); // tolua_export
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/** Set the direction in which the entity is facing. */
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void SetFacing(eBlockFace a_Facing)
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{
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m_Facing = cHangingEntity::BlockFaceToProtocolFace(a_Facing);
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}
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/** Set the direction in which the entity is facing. */
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void SetProtocolFacing(Byte a_Facing)
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{
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ASSERT(a_Facing <= 3);
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m_Facing = a_Facing;
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}
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protected:
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Byte m_Facing;
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virtual void KilledBy(TakeDamageInfo & a_TDI) override;
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virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
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virtual void Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk) override;
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/** Converts protocol hanging item facing to eBlockFace values */
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inline static eBlockFace ProtocolFaceToBlockFace(Byte a_ProtocolFace)
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{
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// The client uses different values for item frame directions and block faces. Our constants are for the block faces, so we convert them here to item frame faces
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switch (a_ProtocolFace)
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{
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case 0: return BLOCK_FACE_ZP;
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case 2: return BLOCK_FACE_ZM;
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case 1: return BLOCK_FACE_XM;
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case 3: return BLOCK_FACE_XP;
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default:
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{
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LOGINFO("Invalid facing (%d) in a cHangingEntity, adjusting to BLOCK_FACE_XP.", a_ProtocolFace);
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ASSERT(!"Tried to convert a bad facing!");
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return cHangingEntity::ProtocolFaceToBlockFace(3);
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}
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}
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}
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/** Converts eBlockFace values to protocol hanging item faces */
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inline static Byte BlockFaceToProtocolFace(eBlockFace a_BlockFace)
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{
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// The client uses different values for item frame directions and block faces. Our constants are for the block faces, so we convert them here to item frame faces
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switch (a_BlockFace)
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{
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case BLOCK_FACE_ZP: return 0;
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case BLOCK_FACE_ZM: return 2;
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case BLOCK_FACE_XM: return 1;
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case BLOCK_FACE_XP: return 3;
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case BLOCK_FACE_YP:
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case BLOCK_FACE_YM:
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case BLOCK_FACE_NONE:
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{
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// Uncomment when entities are initialised with their real data, instead of dummy values:
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// LOGINFO("Invalid facing (%d) in a cHangingEntity, adjusting to BLOCK_FACE_XP.", a_BlockFace);
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// ASSERT(!"Tried to convert a bad facing!");
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return cHangingEntity::BlockFaceToProtocolFace(BLOCK_FACE_XP);
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}
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}
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UNREACHABLE("Unsupported block face");
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}
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}; // tolua_export
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