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(theoretically) Port audio system

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This commit is contained in:
Derek Christ
2025-06-09 11:20:55 +02:00
parent 1b6007c323
commit 21a5e18e3b
5 changed files with 32 additions and 35 deletions
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4
src/assets.cpp
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@@ -59,8 +59,8 @@ AssetModule::AssetModule(entt::registry& registry)
.buffer_length = sizeof(PICKUP_SOUND_DATA)};
AudioAsset hit_sound{.buffer = HIT_SOUND_DATA, .buffer_length = sizeof(HIT_SOUND_DATA)};
registry.ctx().emplace<AudioAssets>(AudioAssets{.background_music = background_music,
.pickup_sound =.buffer = pickup_sound,
.hit_sound =.buffer = hit_sound});
.pickup_sound = pickup_sound,
.hit_sound = hit_sound});
// auto font = load_font(DEFAULT_FONT_DATA, sizeof(DEFAULT_FONT_DATA));
// registry.ctx().emplace<FontAssets>(FontAssets{.default_font = font});

27
src/audio.cpp
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@@ -3,29 +3,8 @@
AudioModule::AudioModule(entt::registry& registry)
{
// auto const& audio_assets = registry.ctx().get<AudioAssets>();
// auto* music_stream = SDL_OpenAudioDeviceStream(
// SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &audio_assets.background_music.spec, NULL, NULL);
// auto* sound_stream = SDL_OpenAudioDeviceStream(
// SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &audio_assets.pickup_sound.spec, NULL, NULL);
auto const& audio_assets = registry.ctx().get<AudioAssets>();
// SDL_ResumeAudioStreamDevice(music_stream);
// SDL_ResumeAudioStreamDevice(sound_stream);
// registry.ctx().emplace<AudioStreams>(
// AudioStreams{.music_stream = music_stream, .sound_stream = sound_stream});
registry.ctx().emplace<AudioStreams>(AudioStreams{.music_stream = {.id_left = 0, .id_right = 1},
.sound_stream = {.id_mono = 2}});
}
// void AudioModule::FeedAudioStreams(entt::registry& registry)
// {
// auto audio_streams = registry.ctx().get<AudioStreams>();
// auto audio_assets = registry.ctx().get<AudioAssets>();
// if (SDL_GetAudioStreamQueued(audio_streams.music_stream) <
// static_cast<int>(audio_assets.background_music.buffer_length))
// {
// SDL_PutAudioStreamData(audio_streams.music_stream,
// audio_assets.background_music.buffer,
// audio_assets.background_music.buffer_length);
// }
// }

23
src/audio.hpp
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@@ -5,19 +5,28 @@
struct AudioAsset
{
// SDL_AudioSpec spec;
uint8_t const* buffer;
uint32_t buffer_length;
};
// struct AudioStreams
// {
// SDL_AudioStream* music_stream;
// SDL_AudioStream* sound_stream;
// };
struct MonoChannel
{
int id_mono;
};
struct StereoChannel
{
int id_left;
int id_right;
};
struct AudioStreams
{
StereoChannel music_stream;
MonoChannel sound_stream;
};
struct AudioModule
{
AudioModule(entt::registry& registry);
// static void FeedAudioStreams(entt::registry& registry);
};

11
src/level.cpp
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@@ -1,9 +1,20 @@
#include "level.hpp"
#include "input.hpp"
#include <Hall/Hall.h>
LevelModule::LevelModule(entt::registry& registry)
{
auto const* texture_assets = &registry.ctx().get<TextureAssets>();
auto const* audio_steams = &registry.ctx().get<AudioStreams>();
auto const* audio_assets = &registry.ctx().get<AudioAssets>();
// Hall::SetupStereo(audio_steams->music_stream.id_left,
// audio_steams->music_stream.id_right,
// audio_assets->background_music.buffer,
// audio_assets->background_music.buffer_length / (2 * 2),
// 0,
// audio_assets->background_music.buffer_length / (2 * 2));
auto background = registry.create();
registry.emplace<Position>(background, Position{.x = 0, .y = 0});

2
src/main.cpp
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@@ -69,8 +69,6 @@ int main()
// }
// }
// AudioModule::FeedAudioStreams(registry);
if (registry.ctx().get<Game>().time != 0)
{
increment_ticks(registry);