From f999c6ae6dc720c21398efb6bfa511d10ea15ea5 Mon Sep 17 00:00:00 2001
From: Kawe Mazidjatari <48657826+Mauler125@users.noreply.github.com>
Date: Wed, 3 Jul 2024 11:59:52 +0200
Subject: [PATCH] Recast: split dtLink::flags into actual fields

Its split into 3 separate fields, this will be used in the future for fixing jump links between poly's.
---
 .../recast/Detour/Include/DetourNavMesh.h     |  4 ++-
 .../recast/Detour/Source/DetourNavMesh.cpp    | 25 ++++++++++++++-----
 2 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/src/thirdparty/recast/Detour/Include/DetourNavMesh.h b/src/thirdparty/recast/Detour/Include/DetourNavMesh.h
index 0ee390df..026f56da 100644
--- a/src/thirdparty/recast/Detour/Include/DetourNavMesh.h
+++ b/src/thirdparty/recast/Detour/Include/DetourNavMesh.h
@@ -227,7 +227,9 @@ struct dtLink
 	unsigned char side;				///< If a boundary link, defines on which side the link is.
 	unsigned char bmin;				///< If a boundary link, defines the minimum sub-edge area.
 	unsigned char bmax;				///< If a boundary link, defines the maximum sub-edge area.
-	unsigned int flags;
+	unsigned char jumpType;
+	unsigned char otherUnk;
+	unsigned short reverseLinkIndex;
 };
 
 /// Bounding volume node.
diff --git a/src/thirdparty/recast/Detour/Source/DetourNavMesh.cpp b/src/thirdparty/recast/Detour/Source/DetourNavMesh.cpp
index a84c509d..3e37133b 100644
--- a/src/thirdparty/recast/Detour/Source/DetourNavMesh.cpp
+++ b/src/thirdparty/recast/Detour/Source/DetourNavMesh.cpp
@@ -425,7 +425,10 @@ void dtNavMesh::connectExtLinks(dtMeshTile* tile, dtMeshTile* target, int side)
 					
 					link->next = poly->firstLink;
 					poly->firstLink = idx;
-					link->flags = 0xffff00ff;
+
+					link->jumpType = 0xFF;
+					link->otherUnk = 0;
+					link->reverseLinkIndex = 0xFFFF;
 
 					// Compress portal limits to a byte value.
 					if (dir == 0 || dir == 4)
@@ -498,7 +501,9 @@ void dtNavMesh::connectExtOffMeshLinks(dtMeshTile* tile, dtMeshTile* target, int
 			// Add to linked list.
 			link->next = targetPoly->firstLink;
 			targetPoly->firstLink = idx;
-			link->flags = 0xffff00ff;
+			link->jumpType = 0xFF;
+			link->otherUnk = 0;
+			link->reverseLinkIndex = 0xFFFF;
 		}
 		
 		// Link target poly to off-mesh connection.
@@ -517,7 +522,9 @@ void dtNavMesh::connectExtOffMeshLinks(dtMeshTile* tile, dtMeshTile* target, int
 				// Add to linked list.
 				link->next = landPoly->firstLink;
 				landPoly->firstLink = tidx;
-				link->flags = 0xffff00ff;
+				link->jumpType = 0xFF;
+				link->otherUnk = 0;
+				link->reverseLinkIndex = 0xFFFF;
 			}
 		}
 	}
@@ -555,7 +562,9 @@ void dtNavMesh::connectIntLinks(dtMeshTile* tile)
 				// Add to linked list.
 				link->next = poly->firstLink;
 				poly->firstLink = idx;
-				link->flags = 0xffff00ff;
+				link->jumpType = 0xFF;
+				link->otherUnk = 0;
+				link->reverseLinkIndex = 0xFFFF;
 			}
 		}
 	}
@@ -599,7 +608,9 @@ void dtNavMesh::baseOffMeshLinks(dtMeshTile* tile)
 			// Add to linked list.
 			link->next = poly->firstLink;
 			poly->firstLink = idx;
-			link->flags = 0xffff00ff;
+			link->jumpType = 0xFF;
+			link->otherUnk = 0;
+			link->reverseLinkIndex = 0xFFFF;
 		}
 
 		// Start end-point is always connect back to off-mesh connection. 
@@ -616,7 +627,9 @@ void dtNavMesh::baseOffMeshLinks(dtMeshTile* tile)
 			// Add to linked list.
 			link->next = landPoly->firstLink;
 			landPoly->firstLink = tidx;
-			link->flags = 0xffff00ff;
+			link->jumpType = 0xFF;
+			link->otherUnk = 0;
+			link->reverseLinkIndex = 0xFFFF;
 		}
 	}
 }