💿🐜 Antkeeper source code https://antkeeper.com
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/*
* Copyright (C) 2021 Christopher J. Howard
*
* This file is part of Antkeeper source code.
*
* Antkeeper source code is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Antkeeper source code 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
*/
#include "timeline.hpp"
auto cue_compare = [](const typename timeline::cue& a, const typename timeline::cue& b)
{
return std::get<0>(a) < std::get<0>(b);
};
timeline::timeline():
cues(cue_compare),
position(0.0f),
autoremove(false)
{}
void timeline::advance(float dt)
{
auto lower_bound = cues.lower_bound({position, nullptr});
auto upper_bound = cues.upper_bound({position + dt, nullptr});
for (auto iterator = lower_bound; iterator != upper_bound; ++iterator)
{
std::get<1>(*iterator)();
}
if (autoremove && lower_bound != upper_bound)
{
cues.erase(lower_bound, upper_bound);
}
position += dt;
}
void timeline::seek(float t)
{
position = t;
}
void timeline::add_cue(const cue& c)
{
cues.emplace(c);
}
void timeline::remove_cue(const cue& c)
{
cues.erase(c);
}
void timeline::remove_cues(float start, float end)
{
auto lower_bound = cues.lower_bound({start, nullptr});
auto upper_bound = cues.upper_bound({end, nullptr});
cues.erase(lower_bound, upper_bound);
}
void timeline::add_sequence(const sequence& s)
{
for (const cue& c: s)
{
add_cue(c);
}
}
void timeline::remove_sequence(const sequence& s)
{
for (const cue& c: s)
{
remove_cue(c);
}
}
void timeline::clear()
{
cues.clear();
}
void timeline::set_autoremove(bool enabled)
{
autoremove = enabled;
}
typename timeline::sequence timeline::get_cues(float start, float end) const
{
sequence s;
auto lower_bound = cues.lower_bound({start, nullptr});
auto upper_bound = cues.upper_bound({end, nullptr});
for (auto iterator = lower_bound; iterator != upper_bound; ++iterator)
{
s.push_back(*iterator);
}
return s;
}