From f3b37e9715699c952edbca7702d3ce9cd32a725d Mon Sep 17 00:00:00 2001
From: toaster <rollerorbital@gmail.com>
Date: Fri, 12 Sep 2025 15:32:04 +0100
Subject: [PATCH] Fix Ballhog reticule/explode when landing in reverse gravity

Resolves ring-racers#22
---
 src/p_mobj.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/p_mobj.c b/src/p_mobj.c
index 381005c1e..f3b0a167c 100644
--- a/src/p_mobj.c
+++ b/src/p_mobj.c
@@ -2392,7 +2392,10 @@ boolean P_ZMovement(mobj_t *mo)
 			break;
 		case MT_BALLHOG:
 		case MT_BALLHOG_RETICULE_TEST:
-			if (mo->z <= mo->floorz)
+			if ((mo->eflags & MFE_VERTICALFLIP)
+				? (mo->z + mo->height >= mo->ceilingz)
+				: (mo->z <= mo->floorz)
+			)
 			{
 				P_ExplodeMissile(mo);
 				return false;