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use oxygengine_composite_renderer::{component::CompositeTransform, math::Vec2};
use oxygengine_core::{
app::AppBuilder,
ecs::{
hierarchy::Parent,
pipeline::{PipelineBuilder, PipelineBuilderError},
Comp, Universe, WorldRef,
},
prefab::{Prefab, PrefabComponent, PrefabManager},
Ignite,
};
use oxygengine_physics_2d::{component::RigidBody2d, resource::Physics2dWorld};
use serde::{Deserialize, Serialize};
pub mod prelude {
pub use crate::*;
}
#[derive(Ignite, Debug, Default, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct Physics2dSyncCompositeTransform;
impl Prefab for Physics2dSyncCompositeTransform {}
impl PrefabComponent for Physics2dSyncCompositeTransform {}
pub type ApplyPhysics2dToCompositeTransformSystemResources<'a> = (
WorldRef,
&'a Physics2dWorld,
Comp<&'a RigidBody2d>,
Comp<&'a mut CompositeTransform>,
Comp<&'a Parent>,
Comp<&'a Physics2dSyncCompositeTransform>,
);
pub fn apply_physics_2d_to_composite_transform_system(universe: &mut Universe) {
let (world, physics, ..) =
universe.query_resources::<ApplyPhysics2dToCompositeTransformSystemResources>();
for (_, (body, transform)) in world
.query::<(&RigidBody2d, &mut CompositeTransform)>()
.without::<&Parent>()
.with::<&Physics2dSyncCompositeTransform>()
.iter()
{
if let Some(handle) = body.handle() {
if let Some(body) = physics.body(handle) {
let isometry = body.position();
let p = isometry.translation;
let r = isometry.rotation.angle();
let s = transform.get_scale();
transform.apply(Vec2::new(p.x, p.y), r, s);
}
}
}
}
pub fn bundle_installer<PB>(builder: &mut AppBuilder<PB>, _: ()) -> Result<(), PipelineBuilderError>
where
PB: PipelineBuilder,
{
builder.install_system::<ApplyPhysics2dToCompositeTransformSystemResources>(
"apply-physics-2d-to-composite-transform",
apply_physics_2d_to_composite_transform_system,
&[],
)?;
Ok(())
}
pub fn prefabs_installer(prefabs: &mut PrefabManager) {
prefabs.register_component_factory::<Physics2dSyncCompositeTransform>(
"Physics2dSyncCompositeTransform",
);
}