mirror of https://github.com/minetest/minetest.git
98 lines
2.6 KiB
C++
98 lines
2.6 KiB
C++
/*
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Minetest
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Copyright (C) 2023 DS
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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 "sound.h"
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#include "filesys.h"
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#include "log.h"
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#include "porting.h"
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#include "util/numeric.h"
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#include <algorithm>
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#include <string>
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#include <vector>
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std::vector<std::string> SoundFallbackPathProvider::
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getLocalFallbackPathsForSoundname(const std::string &name)
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{
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std::vector<std::string> paths;
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// only try each name once
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if (m_done_names.count(name))
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return paths;
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m_done_names.insert(name);
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addThePaths(name, paths);
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// remove duplicates
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std::sort(paths.begin(), paths.end());
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auto end = std::unique(paths.begin(), paths.end());
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paths.erase(end, paths.end());
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return paths;
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}
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void SoundFallbackPathProvider::addAllAlternatives(const std::string &common,
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std::vector<std::string> &paths)
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{
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paths.reserve(paths.size() + 11);
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for (auto &&ext : {".ogg", ".0.ogg", ".1.ogg", ".2.ogg", ".3.ogg", ".4.ogg",
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".5.ogg", ".6.ogg", ".7.ogg", ".8.ogg", ".9.ogg", }) {
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paths.push_back(common + ext);
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}
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}
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void SoundFallbackPathProvider::addThePaths(const std::string &name,
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std::vector<std::string> &paths)
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{
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addAllAlternatives(porting::path_share + DIR_DELIM + "sounds" + DIR_DELIM + name, paths);
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addAllAlternatives(porting::path_user + DIR_DELIM + "sounds" + DIR_DELIM + name, paths);
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}
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void ISoundManager::reportRemovedSound(sound_handle_t id)
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{
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if (id <= 0)
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return;
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freeId(id);
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m_removed_sounds.push_back(id);
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}
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sound_handle_t ISoundManager::allocateId(u32 num_owners)
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{
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while (m_occupied_ids.find(m_next_id) != m_occupied_ids.end()
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|| m_next_id == SOUND_HANDLE_T_MAX) {
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m_next_id = static_cast<sound_handle_t>(
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myrand() % static_cast<u32>(SOUND_HANDLE_T_MAX - 1) + 1);
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}
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sound_handle_t id = m_next_id++;
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m_occupied_ids.emplace(id, num_owners);
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return id;
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}
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void ISoundManager::freeId(sound_handle_t id, u32 num_owners)
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{
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auto it = m_occupied_ids.find(id);
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if (it == m_occupied_ids.end())
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return;
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if (it->second <= num_owners)
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m_occupied_ids.erase(it);
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else
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it->second -= num_owners;
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}
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