From a0ff76837ca7ed6bd90cedcfee3832c1d9ad2287 Mon Sep 17 00:00:00 2001
From: Kai Stevenson <kai@kaistevenson.com>
Date: Sun, 23 Aug 2026 00:29:26 -0700
Subject: steel and collider mass

---
 src/sim/cell/materials/mod.rs | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'src/sim/cell/materials')

diff --git a/src/sim/cell/materials/mod.rs b/src/sim/cell/materials/mod.rs
index 5439cca..8116565 100644
--- a/src/sim/cell/materials/mod.rs
+++ b/src/sim/cell/materials/mod.rs
@@ -14,6 +14,7 @@ pub enum MaterialId {
     Water,
     Fire,
     Smoke,
+    Steel,
 }
 
 #[repr(u8)]
@@ -34,7 +35,7 @@ pub struct MaterialDef {
     pub sim_update: Option<fn(ctx: &mut UpdateCtx) -> PostUpdateAction>,
 }
 
-static MATERIALS: [MaterialDef; 6] = [
+static MATERIALS: [MaterialDef; 7] = [
     MaterialDef {
         name: "Void",
         color: (0x00, 0x00, 0x00, 0x00),
@@ -80,16 +81,24 @@ static MATERIALS: [MaterialDef; 6] = [
         form: MaterialForm::Gas,
         sim_update: Some(gas::sim_update),
     },
+    MaterialDef {
+        name: "Steel",
+        color: (0x60, 0x60, 0x60, 0xFF),
+        density: 150,
+        form: MaterialForm::Solid,
+        sim_update: None,
+    },
 ];
 
 impl MaterialId {
-    pub const ALL: [MaterialId; 6] = [
+    pub const ALL: [MaterialId; 7] = [
         MaterialId::Void,
         MaterialId::Sand,
         MaterialId::Wood,
         MaterialId::Water,
         MaterialId::Fire,
         MaterialId::Smoke,
+        MaterialId::Steel,
     ];
     #[inline]
     pub fn def(self) -> &'static MaterialDef {
-- 
cgit v1.3.1