From 350c74bc8ef61833be11bbb2bab6747245e3ae0d Mon Sep 17 00:00:00 2001
From: Kai Stevenson <kai@kaistevenson.com>
Date: Sun, 23 Aug 2026 00:38:32 -0700
Subject: refactor out content

---
 src/sim/cell/materials/fire.rs | 77 ------------------------------------------
 1 file changed, 77 deletions(-)
 delete mode 100644 src/sim/cell/materials/fire.rs

(limited to 'src/sim/cell/materials/fire.rs')

diff --git a/src/sim/cell/materials/fire.rs b/src/sim/cell/materials/fire.rs
deleted file mode 100644
index 8cabe30..0000000
--- a/src/sim/cell/materials/fire.rs
+++ /dev/null
@@ -1,77 +0,0 @@
-use rand::RngExt;
-
-use crate::sim::{
-    cell::{cell::Cell, materials::MaterialId},
-    cell_manager::sim::{PostUpdateAction, UpdateCtx},
-};
-
-pub trait FireCellView {
-    fn get_ticks_lived(self) -> u16;
-    fn set_ticks_lived(&mut self, ticks: u16) -> ();
-    fn is_flammable(self) -> bool;
-}
-
-impl FireCellView for Cell {
-    fn get_ticks_lived(self) -> u16 {
-        self.data
-    }
-    fn set_ticks_lived(&mut self, ticks: u16) {
-        self.data = ticks;
-    }
-    // this could be a property of the material def, I think it's better here for now
-    fn is_flammable(self) -> bool {
-        [MaterialId::Wood].contains(&self.material)
-    }
-}
-
-// TODO optimize number of rng calls?
-// TODO wtf is fire
-#[inline]
-pub fn sim_update(ctx: &mut UpdateCtx) -> PostUpdateAction {
-    let ticks_lived = ctx.cell.get_ticks_lived();
-    // 2 seconds
-    if ticks_lived > 240 {
-        // we have a chance to live longer--roughly ?% chance of living an extra second
-        if ctx.rng.random_range(0.0..1.0) > 0.9 {
-            // kill ourselves, with a chance to turn into ash
-            ctx.set_cell(0, 0, Cell::void());
-            // the updater should take no action since we already killed ourselves
-            return PostUpdateAction::None;
-        }
-    }
-
-    // at an average of 4 times per lifespan, try to spread
-    // 1/60 * 240 = 4
-    if ctx.rng.random_range(0.0..1.0) > (59.0 / 60.0) {
-        let (dx, dy) = (ctx.rng.random_range(-1..=1), ctx.rng.random_range(-1..=1));
-        if let Some(target) = ctx.get_cell(dx, dy)
-            && target.is_flammable()
-        {
-            ctx.set_cell(dx, dy, Cell::from_material(MaterialId::Fire));
-        }
-    }
-
-    // 8 times in our lifespan, emit smoke
-    if ticks_lived.is_multiple_of(30)
-        && let Some(target) = ctx.get_cell(0, -1)
-        && target.material == MaterialId::Void
-    {
-        for (dx, dy) in [
-            (0, -1),
-            (1 - ctx.seqno_parity as i32 * 2, 0),
-            (-1 + ctx.seqno_parity as i32 * 2, 0),
-            (0, 1),
-        ] {
-            if let Some(target) = ctx.get_cell(dx, dy)
-                && target.material == MaterialId::Void
-            {
-                ctx.set_cell(dx, dy, Cell::from_material(MaterialId::Smoke));
-                break;
-            }
-        }
-    }
-
-    ctx.cell.set_ticks_lived(ticks_lived + 1);
-    // apply our new lifespan
-    PostUpdateAction::Apply
-}
-- 
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