cuberite-2a/src/Entities/HangingEntity.cpp

#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules

#include "HangingEntity.h"
#include "ClientHandle.h"
#include "Player.h"





cHangingEntity::cHangingEntity(eEntityType a_EntityType, eBlockFace a_BlockFace, double a_X, double a_Y, double a_Z)
	: cEntity(a_EntityType, a_X, a_Y, a_Z, 0.8, 0.8)
	, m_BlockFace(a_BlockFace)
{
	SetMaxHealth(1);
	SetHealth(1);
}





void cHangingEntity::SpawnOn(cClientHandle & a_ClientHandle)
{
	int Dir = 0;

	// 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
	switch (m_BlockFace)
	{
		case BLOCK_FACE_ZP: break;  // Initialised to zero
		case BLOCK_FACE_ZM: Dir = 2; break;
		case BLOCK_FACE_XM: Dir = 1; break;
		case BLOCK_FACE_XP: Dir = 3; break;
		default: ASSERT(!"Unhandled block face when trying to spawn item frame!"); return;
	}

	if ((Dir == 0) || (Dir == 2))  // Probably a client bug, but two directions are flipped and contrary to the norm, so we do -180
	{
		SetYaw((Dir * 90) - 180);
	}
	else
	{
		SetYaw(Dir * 90);
	}

	a_ClientHandle.SendSpawnObject(*this, 71, Dir, (Byte)GetYaw(), (Byte)GetPitch());
	a_ClientHandle.SendEntityMetadata(*this);
}