From 66b40b644298fd3590d586595f92928e68a160d8 Mon Sep 17 00:00:00 2001
From: Saveliy Skresanov <savask@yandex.ru>
Date: Tue, 5 Aug 2025 22:05:46 +0700
Subject: [PATCH] Add a BASE + CAUS = SLTW reaction.

---
 src/simulation/elements/BASE.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/simulation/elements/BASE.cpp b/src/simulation/elements/BASE.cpp
index 98d72cc5a..7cffbff25 100644
--- a/src/simulation/elements/BASE.cpp
+++ b/src/simulation/elements/BASE.cpp
@@ -134,6 +134,12 @@ static int update(UPDATE_FUNC_ARGS)
 						sim->part_change_type(i, x, y, PT_SLTW);
 						sim->part_change_type(ID(r), x+rx, y+ry, PT_SLTW);
 						return 1;
+					} //Base neutralizes CAUS
+					else if (rt == PT_CAUS && parts[i].life >= parts[ID(r)].life)
+					{
+						sim->part_change_type(i, x, y, PT_SLTW);
+						sim->kill_part(ID(r));
+						return 1;
 					} //BASE + OIL = SOAP
 					else if (parts[i].life >= 70 && rt == PT_OIL)
 					{