Fix deactivated lightmap light not working

src/common/rendering/hwrenderer/data/hw_levelmesh.h

@@ -227,7 +227,7 @@ public:
 	// Lightmap tiles and their locations in the texture atlas
 	struct
 	{
-		int TextureCount = 0;
+		int TextureCount = 10; // To do: remove all the limits and instead resize GPU resources if they are exhausted. Too difficult to calculate it all up front.
 		int TextureSize = 1024;
 		TArray<uint16_t> TextureData;
 		uint16_t SampleDistance = 8;

src/common/rendering/hwrenderer/data/hw_lightmaptile.h

@@ -26,6 +26,14 @@ struct LightmapTileBinding
 	}
 };
 
+enum TileUpdatePolicy
+{
+	MapChanges,
+	AlwaysUltraQuality,
+	Always,
+	MapChangesUltraQuality
+};
+
 struct LightmapTile
 {
 	// Surface location in lightmap texture