From 9c190cc7ca879b6b2cde6e47b130f699b4db450f Mon Sep 17 00:00:00 2001
From: Kawe Mazidjatari <48657826+Mauler125@users.noreply.github.com>
Date: Sat, 17 Aug 2024 22:58:59 +0200
Subject: [PATCH] Recast: initialize tile cell occupy state

Initialize it in the file.
---
 src/thirdparty/recast/Detour/Include/DetourNavMesh.h         | 2 +-
 src/thirdparty/recast/Detour/Source/DetourNavMeshBuilder.cpp | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/thirdparty/recast/Detour/Include/DetourNavMesh.h b/src/thirdparty/recast/Detour/Include/DetourNavMesh.h
index 0b87151c..82b4bdcf 100644
--- a/src/thirdparty/recast/Detour/Include/DetourNavMesh.h
+++ b/src/thirdparty/recast/Detour/Include/DetourNavMesh.h
@@ -302,7 +302,7 @@ struct dtCell
 	float pos[3];					///< The position of the cell.
 	unsigned int polyIndex;			///< The index of the poly this cell is on.
 	unsigned char pad;				
-	unsigned char occupystate[4];	///< The occupation state of this cell, -1 means not occupied. See [r5apex_ds + 0xEF86C9].
+	unsigned char occupyState[4];	///< The occupation state of this cell, -1 means not occupied. See [r5apex_ds + 0xEF86C9].
 
 #if DT_NAVMESH_SET_VERSION >= 9
 	unsigned char data[27]; // TODO: reverse this, always appears 0.
diff --git a/src/thirdparty/recast/Detour/Source/DetourNavMeshBuilder.cpp b/src/thirdparty/recast/Detour/Source/DetourNavMeshBuilder.cpp
index 18cd0e62..e8bed244 100644
--- a/src/thirdparty/recast/Detour/Source/DetourNavMeshBuilder.cpp
+++ b/src/thirdparty/recast/Detour/Source/DetourNavMeshBuilder.cpp
@@ -1166,6 +1166,9 @@ bool dtCreateNavMeshData(dtNavMeshCreateParams* params, unsigned char** outData,
 
 		rdVcopy(cell.pos, cellItem.pos);
 		cell.polyIndex = cellItem.polyIndex;
+
+		int* state = (int*)((uintptr_t)&cell.occupyState & ~0x3);
+		*state = -1;
 	}
 #endif