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authorRealBadAngel <maciej.kasatkin@o2.pl>2014-07-15 09:07:52 +0200
committersapier <Sapier at GMX dot net>2014-07-17 22:28:14 +0200
commitf0db6c4423db86203db83538704cc34152c59a09 (patch)
treeda1362d260f341898e26f7983a3b1156cce47820 /src/sound_openal.h
parent625489dff4cf7d97f49035f5e490476ced42e38f (diff)
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Speedup mapblock_mesh
Diffstat (limited to 'src/sound_openal.h')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-01 06:59:44 +0000
id='n118' href='#n118'>118 119 120 121 122 123 124 125 126 127 128 
/*
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.
*/

#pragma once

#include "irr_v3d.h"
#include <iostream>
#include <map>
#include <vector>

/*
	NodeTimer provides per-node timed callback functionality.
	Can be used for:
	- Furnaces, to keep the fire burnin'
	- "activated" nodes that snap back to their original state
	  after a fixed amount of time (mesecons buttons, for example)
*/

class NodeTimer
{
public:
	NodeTimer() = default;
	NodeTimer(const v3s16 &position_):
		position(position_) {}
	NodeTimer(f32 timeout_, f32 elapsed_, v3s16 position_):
		timeout(timeout_), elapsed(elapsed_), position(position_) {}
	~NodeTimer() = default;

	void serialize(std::ostream &os) const;
	void deSerialize(std::istream &is);

	f32 timeout = 0.0f;
	f32 elapsed = 0.0f;
	v3s16 position;
};

/*
	List of timers of all the nodes of a block
*/

class NodeTimerList
{
public:
	NodeTimerList() = default;
	~NodeTimerList() = default;

	void serialize(std::ostream &os, u8 map_format_version) const;
	void deSerialize(std::istream &is, u8 map_format_version);

	// Get timer
	NodeTimer get(const v3s16 &p) {
		std::map<v3s16, std::multimap<double, NodeTimer>::iterator>::iterator n =
			m_iterators.find(p);
		if (n == m_iterators.end())
			return NodeTimer();
		NodeTimer t = n->second->second;
		t.elapsed = t.timeout - (n->second->first - m_time);
		return t;
	}
	// Deletes timer
	void remove(v3s16 p) {
		std::map<v3s16, std::multimap<double, NodeTimer>::iterator>::iterator n =
			m_iterators.find(p);
		if(n != m_iterators.end()) {
			double removed_time = n->second->first;
			m_timers.erase(n->second);
			m_iterators.erase(n);
			// Yes, this is float equality, but it is not a problem
			// since we only test equality of floats as an ordered type
			// and thus we never lose precision
			if (removed_time == m_next_trigger_time) {
				if (m_timers.empty())
					m_next_trigger_time = -1.;
				else
					m_next_trigger_time = m_timers.begin()->first;
			}
		}
	}
	// Undefined behaviour if there already is a timer
	void insert(NodeTimer timer) {