mirror of https://github.com/minetest/minetest.git
91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
/*
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Minetest
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Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "staticobject.h"
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#include "util/serialize.h"
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#include "content_sao.h"
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StaticObject::StaticObject(const ServerActiveObject *s_obj, const v3f &pos_):
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type(s_obj->getType()),
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pos(pos_)
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{
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s_obj->getStaticData(&data);
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}
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void StaticObject::serialize(std::ostream &os)
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{
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// type
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writeU8(os, type);
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// pos
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writeV3F1000(os, pos);
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// data
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os<<serializeString(data);
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}
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void StaticObject::deSerialize(std::istream &is, u8 version)
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{
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// type
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type = readU8(is);
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// pos
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pos = readV3F1000(is);
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// data
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data = deSerializeString(is);
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}
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void StaticObjectList::serialize(std::ostream &os)
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{
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// version
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u8 version = 0;
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writeU8(os, version);
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// count
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size_t count = m_stored.size() + m_active.size();
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// Make sure it fits into u16, else it would get truncated and cause e.g.
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// issue #2610 (Invalid block data in database: unsupported NameIdMapping version).
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if (count > U16_MAX) {
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errorstream << "StaticObjectList::serialize(): "
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<< "too many objects (" << count << ") in list, "
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<< "not writing them to disk." << std::endl;
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writeU16(os, 0); // count = 0
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return;
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}
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writeU16(os, count);
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for (StaticObject &s_obj : m_stored) {
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s_obj.serialize(os);
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}
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for (auto &i : m_active) {
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StaticObject s_obj = i.second;
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s_obj.serialize(os);
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}
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}
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void StaticObjectList::deSerialize(std::istream &is)
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{
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// version
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u8 version = readU8(is);
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// count
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u16 count = readU16(is);
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for(u16 i = 0; i < count; i++) {
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StaticObject s_obj;
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s_obj.deSerialize(is, version);
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m_stored.push_back(s_obj);
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}
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}
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