44 lines
1.2 KiB
Rust
44 lines
1.2 KiB
Rust
use crate::serde::SceneDeserializer;
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use anyhow::Result;
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use bevy_asset::{AssetLoader, LoadContext, LoadedAsset};
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use bevy_ecs::{FromResources, Resources};
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use bevy_reflect::TypeRegistryArc;
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use bevy_utils::BoxedFuture;
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use serde::de::DeserializeSeed;
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#[derive(Debug)]
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pub struct SceneLoader {
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type_registry: TypeRegistryArc,
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}
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impl FromResources for SceneLoader {
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fn from_resources(resources: &Resources) -> Self {
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let type_registry = resources.get::<TypeRegistryArc>().unwrap();
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SceneLoader {
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type_registry: (&*type_registry).clone(),
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}
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}
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}
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impl AssetLoader for SceneLoader {
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fn load<'a>(
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&'a self,
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bytes: &'a [u8],
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load_context: &'a mut LoadContext,
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) -> BoxedFuture<'a, Result<()>> {
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Box::pin(async move {
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let mut deserializer = ron::de::Deserializer::from_bytes(&bytes)?;
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let scene_deserializer = SceneDeserializer {
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type_registry: &*self.type_registry.read(),
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};
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let scene = scene_deserializer.deserialize(&mut deserializer)?;
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load_context.set_default_asset(LoadedAsset::new(scene));
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Ok(())
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})
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}
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fn extensions(&self) -> &[&str] {
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&["scn"]
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}
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}
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