Overlay tiles with a subset do not have more detail.

CesiumGS · Dec 3, 2024 · d1cb472 · d1cb472
1 parent f2d3547
commit d1cb472
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/CesiumRasterOverlays/src/QuadtreeRasterOverlayTileProvider.cpp b/CesiumRasterOverlays/src/QuadtreeRasterOverlayTileProvider.cpp
@@ -695,7 +695,11 @@ QuadtreeRasterOverlayTileProvider::combineImages(
       continue;
     }
 
-    result.moreDetailAvailable |= loaded.moreDetailAvailable;
+    // Tiles with a subset inherently have no more detail available (otherwise
+    // we wouldn't need the subset).
+    if (!it->subset) {
+      result.moreDetailAvailable |= loaded.moreDetailAvailable;
+    }
 
     blitImage(
         target,