From eabb97ea93cc0cc9a9b224cca6ad8842462e4956 Mon Sep 17 00:00:00 2001
From: James R <justsomejames2@gmail.com>
Date: Thu, 4 Feb 2021 18:51:01 -0800
Subject: [PATCH] Line special 2003: No Climb - only respawn when crossing
 front side

---
 src/p_spec.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/p_spec.c b/src/p_spec.c
index 9eca9605c..96caeacc9 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -2184,8 +2184,15 @@ void P_CrossSpecialLine(line_t *line, INT32 side, mobj_t *thing)
 
 			case 2003: // Respawn Line
 			{
-				if (player->respawn.state == RESPAWNST_NONE)
+				/* No Climb: only trigger from front side */
+				if
+					(
+							player->respawn.state == RESPAWNST_NONE &&
+							(!(line->flags & ML_NOCLIMB) || side == 0)
+					)
+				{
 					P_DamageMobj(player->mo, NULL, NULL, 1, DMG_DEATHPIT);
+				}
 			}
 			break;