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authorPavel Puchkin <i@neoascetic.me>2015-03-10 19:29:13 +0200
committerLoic Blot <loic.blot@unix-experience.fr>2015-03-17 15:37:23 +0100
commitca5df44edb1963d4c634390d33229ec928e284dc (patch)
tree9cebdc66e6a1da7cc79bf7a3f0ed5e5581d4fa63 /src/script/lua_api
parent768596927458d4d1d4ae7914526311471d242555 (diff)
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Standalone bundle for OSX (w/ dependencies!)
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generated by cgit v1.2.3 (git 2.39.1) at 2025-10-13 19:03:33 +0000
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/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "pointedthing.h"

#include "serialize.h"
#include "../exceptions.h"
#include <sstream>

PointedThing::PointedThing():
	type(POINTEDTHING_NOTHING),
	node_undersurface(0,0,0),
	node_abovesurface(0,0,0),
	object_id(-1)
{}

std::string PointedThing::dump() const
{
	std::ostringstream os(std::ios::binary);
	if(type == POINTEDTHING_NOTHING)
	{
		os<<"[nothing]";
	}
	else if(type == POINTEDTHING_NODE)
	{
		const v3s16 &u = node_undersurface;
		const v3s16 &a = node_abovesurface;
		os<<"[node under="<<u.X<<","<<u.Y<<","<<u.Z
			<< " above="<<a.X<<","<<a.Y<<","<<a.Z<<"]";
	}
	else if(type == POINTEDTHING_OBJECT)
	{
		os<<"[object "<<object_id<<"]";
	}
	else
	{
		os<<"[unknown PointedThing]";
	}
	return os.str();
}

void PointedThing::serialize(std::ostream &os) const
{
	writeU8(os, 0); // version
	writeU8(os, (u8)type);
	if(type == POINTEDTHING_NOTHING)
	{
		// nothing
	}
	else if(type == POINTEDTHING_NODE)
	{
		writeV3S16(os, node_undersurface);
		writeV3S16(os, node_abovesurface);
	}
	else if(type == POINTEDTHING_OBJECT)
	{
		writeS16(os, object_id);
	}
}

void PointedThing::deSerialize(std::istream &is)
{
	int version = readU8(is);
	if(version != 0) throw SerializationError(
			"unsupported PointedThing version");
	type = (PointedThingType) readU8(is);
	if(type == POINTEDTHING_NOTHING)
	{
		// nothing