2024-10-28 15:57:39 +01:00
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// Luanti
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// SPDX-License-Identifier: LGPL-2.1-or-later
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// Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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2012-03-19 01:08:04 +01:00
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#include "nodetimer.h"
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#include "log.h"
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2013-08-11 04:09:45 +02:00
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#include "serialization.h"
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2012-06-17 01:40:36 +02:00
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#include "util/serialize.h"
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#include "constants.h" // MAP_BLOCKSIZE
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2012-03-19 01:08:04 +01:00
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/*
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NodeTimer
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*/
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void NodeTimer::serialize(std::ostream &os) const
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{
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2012-07-17 15:00:04 +02:00
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writeF1000(os, timeout);
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2012-03-19 01:08:04 +01:00
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writeF1000(os, elapsed);
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}
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void NodeTimer::deSerialize(std::istream &is)
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{
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2012-07-17 15:00:04 +02:00
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timeout = readF1000(is);
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2012-03-19 01:08:04 +01:00
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elapsed = readF1000(is);
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}
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/*
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NodeTimerList
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*/
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2012-07-24 13:56:32 +02:00
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void NodeTimerList::serialize(std::ostream &os, u8 map_format_version) const
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2012-03-19 01:08:04 +01:00
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{
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2015-09-14 06:02:41 +02:00
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if (map_format_version == 24) {
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2012-07-24 13:56:32 +02:00
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// Version 0 is a placeholder for "nothing to see here; go away."
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2016-03-21 12:58:52 +01:00
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if (m_timers.empty()) {
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2012-07-24 13:56:32 +02:00
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writeU8(os, 0); // version
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return;
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}
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writeU8(os, 1); // version
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2016-03-21 12:58:52 +01:00
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writeU16(os, m_timers.size());
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2012-03-19 01:08:04 +01:00
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}
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2015-09-14 06:02:41 +02:00
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if (map_format_version >= 25) {
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writeU8(os, 2 + 4 + 4); // length of the data for a single timer
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2016-03-21 12:58:52 +01:00
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writeU16(os, m_timers.size());
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2012-07-24 13:56:32 +02:00
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}
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2012-03-19 01:08:04 +01:00
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2017-08-19 11:30:46 +02:00
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for (const auto &timer : m_timers) {
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NodeTimer t = timer.second;
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2016-03-21 12:58:52 +01:00
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NodeTimer nt = NodeTimer(t.timeout,
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2017-08-19 11:30:46 +02:00
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t.timeout - (f32)(timer.first - m_time), t.position);
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2016-03-21 12:58:52 +01:00
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v3s16 p = t.position;
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2012-03-19 01:08:04 +01:00
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2015-09-14 06:02:41 +02:00
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u16 p16 = p.Z * MAP_BLOCKSIZE * MAP_BLOCKSIZE + p.Y * MAP_BLOCKSIZE + p.X;
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2012-03-19 01:08:04 +01:00
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writeU16(os, p16);
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2016-03-21 12:58:52 +01:00
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nt.serialize(os);
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2012-03-19 01:08:04 +01:00
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}
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}
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2012-07-24 13:56:32 +02:00
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void NodeTimerList::deSerialize(std::istream &is, u8 map_format_version)
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2012-03-19 01:08:04 +01:00
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{
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2016-03-21 12:58:52 +01:00
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clear();
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2015-09-14 06:02:41 +02:00
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2016-03-21 12:58:52 +01:00
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if (map_format_version == 24) {
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2012-07-24 13:56:32 +02:00
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u8 timer_version = readU8(is);
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if(timer_version == 0)
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return;
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if(timer_version != 1)
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throw SerializationError("unsupported NodeTimerList version");
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}
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2012-03-19 01:08:04 +01:00
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2016-03-21 12:58:52 +01:00
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if (map_format_version >= 25) {
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2012-07-24 13:56:32 +02:00
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u8 timer_data_len = readU8(is);
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if(timer_data_len != 2+4+4)
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throw SerializationError("unsupported NodeTimer data length");
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}
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2012-03-19 01:08:04 +01:00
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u16 count = readU16(is);
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2016-03-21 12:58:52 +01:00
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for (u16 i = 0; i < count; i++) {
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2012-03-19 01:08:04 +01:00
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u16 p16 = readU16(is);
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2014-11-17 03:52:24 +01:00
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v3s16 p;
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p.Z = p16 / MAP_BLOCKSIZE / MAP_BLOCKSIZE;
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p16 &= MAP_BLOCKSIZE * MAP_BLOCKSIZE - 1;
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p.Y = p16 / MAP_BLOCKSIZE;
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p16 &= MAP_BLOCKSIZE - 1;
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p.X = p16;
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2012-03-19 01:08:04 +01:00
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2016-03-21 12:58:52 +01:00
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NodeTimer t(p);
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2012-03-19 01:08:04 +01:00
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t.deSerialize(is);
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2016-03-21 12:58:52 +01:00
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if (t.timeout <= 0) {
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2015-10-14 07:26:03 +02:00
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warningstream<<"NodeTimerList::deSerialize(): "
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2012-03-19 01:08:04 +01:00
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<<"invalid data at position"
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<<"("<<p.X<<","<<p.Y<<","<<p.Z<<"): Ignoring."
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<<std::endl;
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continue;
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}
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2016-03-21 12:58:52 +01:00
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if (m_iterators.find(p) != m_iterators.end()) {
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2015-10-14 07:26:03 +02:00
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warningstream<<"NodeTimerList::deSerialize(): "
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2012-03-19 01:08:04 +01:00
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<<"already set data at position"
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<<"("<<p.X<<","<<p.Y<<","<<p.Z<<"): Ignoring."
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<<std::endl;
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continue;
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}
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2016-03-21 12:58:52 +01:00
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insert(t);
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2012-03-19 01:08:04 +01:00
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}
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}
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2016-03-21 12:58:52 +01:00
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std::vector<NodeTimer> NodeTimerList::step(float dtime)
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2012-03-19 01:08:04 +01:00
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{
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2016-03-21 12:58:52 +01:00
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std::vector<NodeTimer> elapsed_timers;
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m_time += dtime;
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if (m_next_trigger_time == -1. || m_time < m_next_trigger_time) {
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return elapsed_timers;
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}
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std::multimap<double, NodeTimer>::iterator i = m_timers.begin();
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// Process timers
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for (; i != m_timers.end() && i->first <= m_time; ++i) {
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2012-03-19 01:08:04 +01:00
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NodeTimer t = i->second;
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2016-03-21 12:58:52 +01:00
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t.elapsed = t.timeout + (f32)(m_time - i->first);
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elapsed_timers.push_back(t);
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m_iterators.erase(t.position);
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2012-03-19 01:08:04 +01:00
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}
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// Delete elapsed timers
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2016-03-21 12:58:52 +01:00
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m_timers.erase(m_timers.begin(), i);
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if (m_timers.empty())
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m_next_trigger_time = -1.;
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else
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m_next_trigger_time = m_timers.begin()->first;
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2012-03-19 01:08:04 +01:00
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return elapsed_timers;
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}
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