Fix Normal Maps Compression

FLARDATA/materials.json

@@ -775,6 +775,24 @@
             "Metalness" : 0.0,
 			"RoughnessTextureBias" : -0.1
         },
+        {           
+			"TextureNames": [
+                "STADTL1_256.tga","STADTL2_256.TGA","STADTL3_256.TGA"
+            ],
+            "Roughness" : 0.4,
+            "Metalness" : 0.9,
+			"RoughnessTextureBias" : 0.03
+        },
+		{           
+			"TextureNames": [
+                "purple_crystal.dds",
+                "blue_crystal.dds",
+                "red_crystal.dds"
+            ],
+            "Roughness" : 0.1,
+            "Metalness" : 0.5,
+			"RoughnessTextureBias" : 0.8
+        },
         {           
 			"TextureNames": [
                 "m_hatch01.tga","m_panels.tga"