From eff5f84185c02fefc075d46e88cc3333fafd1ac8 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Tue, 2 Sep 2025 22:14:07 +0200
Subject: [PATCH] Improve shadow maps sharing in nested scene rendering

---
 Source/Engine/Renderer/ShadowsPass.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Source/Engine/Renderer/ShadowsPass.cpp b/Source/Engine/Renderer/ShadowsPass.cpp
index 19985f0be..0bf2f70d1 100644
--- a/Source/Engine/Renderer/ShadowsPass.cpp
+++ b/Source/Engine/Renderer/ShadowsPass.cpp
@@ -1368,10 +1368,11 @@ RETRY_ATLAS_SETUP:
                     tile.LinkedRectTile = nullptr;
                     auto& linkedTile = linkedAtlasLight->Tiles[tileIndex];
 
-                    // Check if both lights use the same projections
-                    if (tile.WorldToShadow == linkedTile.WorldToShadow && linkedTile.RectTile)
+                    // Link tile and use its projection
+                    if (linkedTile.RectTile)
                     {
                         tile.LinkedRectTile = linkedTile.RectTile;
+                        tile.WorldToShadow = linkedTile.WorldToShadow;
                     }
                 }
             }