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added any_match_filter common condition (#17327)

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# Objective

resolves #17326.

## Solution

Simply added the suggested run condition.

## Testing

A self-explanatory run condition. Fully verified by the operation of
`QueryFilter` in a system.
This commit is contained in:
Jaso333 2025-01-14 21:53:35 +00:00 committed by GitHub
parent 276d6e8014
commit 9ef1964d34
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1 changed files with 9 additions and 0 deletions
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9
crates/bevy_ecs/src/schedule/condition.rs
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@ -398,6 +398,7 @@ pub mod common_conditions {
change_detection::DetectChanges, change_detection::DetectChanges,
event::{Event, EventReader}, event::{Event, EventReader},
prelude::{Component, Query, With}, prelude::{Component, Query, With},
query::QueryFilter,
removal_detection::RemovedComponents, removal_detection::RemovedComponents,
system::{In, IntoSystem, Local, Res, Resource, System, SystemInput}, system::{In, IntoSystem, Local, Res, Resource, System, SystemInput},
}; };
@ -937,6 +938,12 @@ pub mod common_conditions {
removals.read().count() > 0 removals.read().count() > 0
} }
/// A [`Condition`]-satisfying system that returns `true`
/// if there are any entities that match the given [`QueryFilter`].
pub fn any_match_filter<F: QueryFilter>(query: Query<(), F>) -> bool {
!query.is_empty()
}
/// Generates a [`Condition`] that inverses the result of passed one. /// Generates a [`Condition`] that inverses the result of passed one.
/// ///
/// # Example /// # Example
@ -1256,6 +1263,7 @@ where
mod tests { mod tests {
use super::{common_conditions::*, Condition}; use super::{common_conditions::*, Condition};
use crate as bevy_ecs; use crate as bevy_ecs;
use crate::query::With;
use crate::{ use crate::{
change_detection::ResMut, change_detection::ResMut,
component::Component, component::Component,
@ -1396,6 +1404,7 @@ mod tests {
.distributive_run_if(resource_removed::<TestResource>) .distributive_run_if(resource_removed::<TestResource>)
.distributive_run_if(on_event::<TestEvent>) .distributive_run_if(on_event::<TestEvent>)
.distributive_run_if(any_with_component::<TestComponent>) .distributive_run_if(any_with_component::<TestComponent>)
.distributive_run_if(any_match_filter::<With<TestComponent>>)
.distributive_run_if(not(run_once)), .distributive_run_if(not(run_once)),
); );
} }