From dccded964b7b2777544ef36480822474f7821358 Mon Sep 17 00:00:00 2001
From: gymnast86 <stock.joann@gmail.com>
Date: Sun, 7 Jun 2026 21:09:31 -0700
Subject: [PATCH] fix hang on swim spawn with no water

---
 src/d/d_stage.cpp | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/src/d/d_stage.cpp b/src/d/d_stage.cpp
index aa153ebd74..5ed5a918b5 100644
--- a/src/d/d_stage.cpp
+++ b/src/d/d_stage.cpp
@@ -27,6 +27,9 @@
 #include "dusk/logging.h"
 #include "dusk/string.hpp"
 #include "dusk/randomizer/game/randomizer_context.hpp"
+#include "dusk/randomizer/game/flags.h"
+#include "dusk/randomizer/game/stages.h"
+#include "dusk/randomizer/game/tools.h"
 #include <format>
 #include <fmt/ranges.h>
 #endif
@@ -1731,6 +1734,41 @@ static int dStage_playerInit(dStage_dt_c* i_stage, void* i_data, int num, void*
     i_stage->setPlayer(player);
     i_stage->setPlayerNum(num);
 
+#if TARGET_PC
+    // Modify entrance types in certain situations to avoid crashes
+    if (randomizer_IsActive()) {
+        for (size_t i = 0; i < num; ++i) {
+            u8& entranceType = reinterpret_cast<u8*>(&player_data[i].base.parameters)[2];
+            switch (entranceType) {
+            // Only replace the entrance type if it is a door.
+            case 0x80:
+            case 0xA0:
+            case 0xB0:
+            {
+                if (dComIfGs_getTransformStatus() == TF_STATUS_WOLF) {
+                    // Change the entrance type to play the animation of walking out of the loading zone instead of entering
+                    // through the door.
+                    entranceType = 0x50;
+                }
+                break;
+            }
+
+            // Water swimming entrance. If we have this, but there isn't any water to spawn in, the game hangs
+            case 0xD0:
+            {
+                // If there's no water, change to non-swimming entrance
+                if (getStageID() == Lake_Hylia && !dComIfGs_isEventBit(WARPED_METEOR_TO_ZORAS_DOMAIN)) {
+                    entranceType = 0x50;
+                }
+                break;
+            }
+            default:
+                break;
+            }
+        }
+    }
+#endif
+
     if (dComIfGp_getPlayer(0) != NULL || dComIfGp_getStartStageRoomNo() != i_stage->getRoomNo()) {
         return 1;
     }