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Blender_bevy_components_workflow
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feat(bevy_gltf_components): added GltfProcessed flag component to improve performance of 

iteration over added<gltfExtras>
This commit is contained in:
kaosat.dev 2024-02-27 00:37:24 +01:00
parent 453b0b5d55
commit ca25669774
1 changed files with 11 additions and 3 deletions
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14
crates/bevy_gltf_components/src/process_gltfs.rs
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@ -2,9 +2,10 @@ use bevy::{
core::Name,
ecs::{
entity::Entity,
query::Added,
query::{Added, Without},
reflect::{AppTypeRegistry, ReflectComponent},
world::World,
component::Component
},
gltf::GltfExtras,
hierarchy::Parent,
@ -15,10 +16,14 @@ use bevy::{
use crate::{ronstring_to_reflect_component, GltfComponentsConfig};
/// this is a flag component to tag a processed gltf, to avoid processing things multiple times
#[derive(Component)]
pub struct GltfProcessed;
/// main function: injects components into each entity in gltf files that have `gltf_extras`, using reflection
pub fn add_components_from_gltf_extras(world: &mut World) {
let mut extras =
world.query_filtered::<(Entity, &Name, &GltfExtras, &Parent), Added<GltfExtras>>();
world.query_filtered::<(Entity, &Name, &GltfExtras, &Parent), (Added<GltfExtras>, Without<GltfProcessed>)>();
let mut entity_components: HashMap<Entity, Vec<(Box<dyn Reflect>, TypeRegistration)>> =
HashMap::new();
@ -88,8 +93,11 @@ pub fn add_components_from_gltf_extras(world: &mut World) {
type_registration
.data::<ReflectComponent>()
.expect("Unable to reflect component")
.insert(&mut entity_mut, &*component, &type_registry); // TODO: how can we insert any additional components "by hand" here ?
.insert(&mut entity_mut, &*component, &type_registry);
entity_mut.insert(GltfProcessed); // this is how can we insert any additional components
}
}
}
}