add blank material files

cstrike/pbr/models/v_usp.mdl/v_usp.mdl.mat

@@ -0,0 +1,56 @@
+
+{
+"for" "#models/v_usp/handle.mdl"
+//"basecolor_map" "handle.png"
+//"normal_map" "handle_normal.png"
+//"metal_map" "handle_metal.png"
+//"roughness_map" "handle_roughness.png"
+}
+
+{
+"for" "#models/v_usp/magazine.mdl"
+//"basecolor_map" "magazine.png"
+//"normal_map" "magazine_normal.png"
+//"metal_map" "magazine_metal.png"
+//"roughness_map" "magazine_roughness.png"
+}
+
+{
+"for" "#models/v_usp/silencer.mdl"
+//"basecolor_map" "silencer.png"
+//"normal_map" "silencer_normal.png"
+//"metal_map" "silencer_metal.png"
+//"roughness_map" "silencer_roughness.png"
+}
+
+{
+"for" "#models/v_usp/slide.mdl"
+//"basecolor_map" "slide.png"
+//"normal_map" "slide_normal.png"
+//"metal_map" "slide_metal.png"
+//"roughness_map" "slide_roughness.png"
+}
+
+{
+"for" "#models/v_usp/view_finger.mdl"
+//"basecolor_map" "view_finger.png"
+//"normal_map" "view_finger_normal.png"
+//"metal_map" "view_finger_metal.png"
+//"roughness_map" "view_finger_roughness.png"
+}
+
+{
+"for" "#models/v_usp/view_glove.mdl"
+//"basecolor_map" "view_glove.png"
+//"normal_map" "view_glove_normal.png"
+//"metal_map" "view_glove_metal.png"
+//"roughness_map" "view_glove_roughness.png"
+}
+
+{
+"for" "#models/v_usp/view_skin.mdl"
+//"basecolor_map" "view_skin.png"
+//"normal_map" "view_skin_normal.png"
+//"metal_map" "view_skin_metal.png"
+//"roughness_map" "view_skin_roughness.png"
+}