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-rw-r--r--src/sim/cell/materials/mod.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/sim/cell/materials/mod.rs b/src/sim/cell/materials/mod.rs
index e2b5fc6..ee2b4d0 100644
--- a/src/sim/cell/materials/mod.rs
+++ b/src/sim/cell/materials/mod.rs
@@ -1,4 +1,4 @@
-use crate::sim::cell_sim::sim::UpdateCtx;
+use crate::sim::cell_sim::sim::{PostUpdateAction, UpdateCtx};
pub mod fire;
pub mod gas;
@@ -31,7 +31,7 @@ pub struct MaterialDef {
pub color: (u8, u8, u8, u8),
pub density: u8,
pub form: MaterialForm,
- pub sim_update: Option<fn(ctx: &mut UpdateCtx) -> ()>,
+ pub sim_update: Option<fn(ctx: &mut UpdateCtx) -> PostUpdateAction>,
}
static MATERIALS: [MaterialDef; 6] = [