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feat(audio): add per-channel volume control and config reload

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This commit is contained in:
zhenyan121
2026-07-07 13:29:28 +08:00
parent a5bc4e238d
commit 5264755a7e
11 changed files with 102 additions and 19 deletions
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26
src/audio/audio_engine.cpp
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@@ -1,5 +1,6 @@
#include "Cubed/audio/audio_engine.hpp"
#include "Cubed/config.hpp"
#include "Cubed/tools/cubed_assert.hpp"
#include "Cubed/tools/log.hpp"
@@ -33,8 +34,15 @@ void AudioEngine::init() {
}
alcMakeContextCurrent(context);
auto& config = Config::get();
m_music_volume = static_cast<float>(config.get<double>("volume.music"));
m_sfx_volume = static_cast<float>(config.get<double>("volume.SFX"));
m_sounds.init();
m_bgm = std::make_unique<AudioSource>();
m_bgm = std::make_unique<AudioSource>(m_music_volume);
m_bgm->set_buffer_2d(m_sounds.get_buffer("bgm/bgm001.mp3"));
m_fade_map.try_emplace("bgm", m_bgm.get(), 5.0f, 2.0f);
@@ -66,6 +74,7 @@ void AudioEngine::play_3d(const std::string& sound, const glm::vec3& pos,
return;
}
auto* source = m_pool->acquire();
source->set_volume(m_sfx_volume);
if (!source) {
Logger::error("Source is Full");
}
@@ -91,11 +100,24 @@ void AudioEngine::update_listener(const glm::vec3& pos,
alListenerfv(AL_ORIENTATION, orientation);
}
void AudioEngine::update(float dt) {
void AudioEngine::update() {
for (auto& [key, fade] : m_fade_map) {
fade.update();
}
m_pool->update();
}
void AudioEngine::reload_config() {
auto& config = Config::get();
m_music_volume = static_cast<float>(config.get<double>("volume.music"));
m_sfx_volume = static_cast<float>(config.get<double>("volume.SFX"));
if (m_bgm) {
m_bgm->set_target_volume(m_music_volume);
}
}
float& AudioEngine::bgm_target_volume() { return m_bgm->target_volume(); }
} // namespace Cubed