Files
server/src/nodes/audio.rs
2023-04-30 13:25:13 -04:00

137 lines
3.9 KiB
Rust

use super::Node;
use crate::core::client::Client;
use crate::core::destroy_queue;
use crate::core::registry::Registry;
use crate::core::resource::ResourceID;
use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
use color_eyre::eyre::{ensure, eyre, Result};
use glam::{vec3, Vec4Swizzles};
use once_cell::sync::OnceCell;
use parking_lot::Mutex;
use send_wrapper::SendWrapper;
use serde::Deserialize;
use stardust_xr::schemas::flex::deserialize;
use stardust_xr::values::Transform;
use std::ops::DerefMut;
use std::{ffi::OsStr, path::PathBuf, sync::Arc};
use stereokit::{Sound as SkSound, SoundInstance, StereoKitDraw};
static SOUND_REGISTRY: Registry<Sound> = Registry::new();
pub struct Sound {
space: Arc<Spatial>,
volume: f32,
pending_audio_path: PathBuf,
sk_sound: OnceCell<SendWrapper<SkSound>>,
instance: Mutex<Option<SoundInstance>>,
stop: Mutex<Option<()>>,
play: Mutex<Option<()>>,
}
impl Sound {
pub fn add_to(node: &Arc<Node>, resource_id: ResourceID) -> Result<Arc<Sound>> {
ensure!(
node.spatial.get().is_some(),
"Internal: Node does not have a spatial attached!"
);
let pending_audio_path = resource_id
.get_file(
&node
.get_client()
.ok_or_else(|| eyre!("Client not found"))?
.base_resource_prefixes
.lock()
.clone(),
&[OsStr::new("wav"), OsStr::new("mp3")],
)
.ok_or_else(|| eyre!("Resource not found"))?;
let sound = Sound {
space: node.spatial.get().unwrap().clone(),
volume: 1.0,
pending_audio_path,
sk_sound: OnceCell::new(),
instance: Mutex::new(None),
stop: Mutex::new(None),
play: Mutex::new(None),
};
let sound_arc = SOUND_REGISTRY.add(sound);
node.add_local_signal("play", Sound::play_flex);
node.add_local_signal("stop", Sound::stop_flex);
let _ = node.sound.set(sound_arc.clone());
Ok(sound_arc)
}
fn update(&self, sk: &impl StereoKitDraw) {
let sound = self.sk_sound.get_or_init(|| {
SendWrapper::new(sk.sound_create(self.pending_audio_path.clone()).unwrap())
});
if self.stop.lock().take().is_some() {
if let Some(instance) = self.instance.lock().take() {
sk.sound_inst_stop(instance);
}
}
if self.play.lock().is_some() && self.instance.lock().is_none() {
self.instance.lock().replace(sk.sound_play(
sound.as_ref(),
vec3(0.0, 0.0, 0.0),
self.volume,
));
}
if let Some(instance) = self.instance.lock().deref_mut() {
sk.sound_inst_set_pos(*instance, self.space.global_transform().w_axis.xyz());
}
}
fn play_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
let sound = node.sound.get().unwrap();
sound.play.lock().replace(());
Ok(())
}
pub fn stop_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
let sound = node.sound.get().unwrap();
sound.stop.lock().replace(());
Ok(())
}
}
pub fn update(sk: &impl StereoKitDraw) {
for sound in SOUND_REGISTRY.get_valid_contents() {
sound.update(sk)
}
}
pub fn create_interface(client: &Arc<Client>) -> Result<()> {
let node = Node::create(client, "", "audio", false);
node.add_local_signal("create_sound", create_flex);
node.add_to_scenegraph().map(|_| ())
}
pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
#[derive(Deserialize)]
struct CreateSoundInfo<'a> {
name: &'a str,
parent_path: &'a str,
transform: Transform,
resource: ResourceID,
}
let info: CreateSoundInfo = deserialize(data)?;
let node = Node::create(&calling_client, "/audio/sound", info.name, true);
let parent = find_spatial_parent(&calling_client, info.parent_path)?;
let transform = parse_transform(info.transform, true, true, true);
let node = node.add_to_scenegraph()?;
Spatial::add_to(&node, Some(parent), transform, false)?;
Sound::add_to(&node, info.resource)?;
Ok(())
}
impl Drop for Sound {
fn drop(&mut self) {
if let Some(instance) = self.instance.lock().take() {
destroy_queue::add(instance);
}
SOUND_REGISTRY.remove(self);
}
}