add blank material files

valve/pbr/halflife.wad/-[OUT_RK]/-OUT_RK3/-OUT_RK3.mat

@@ -0,0 +1,40 @@
+
+{
+"for" "-0OUT_RK3"
+//"basecolor_map" "-0OUT_RK3.png"
+//"normal_map" "-0OUT_RK3_normal.png"
+//"metal_map" "-0OUT_RK3_metal.png"
+//"roughness_map" "-0OUT_RK3_roughness.png"
+}
+
+{
+"for" "-1OUT_RK3"
+//"basecolor_map" "-1OUT_RK3.png"
+//"normal_map" "-1OUT_RK3_normal.png"
+//"metal_map" "-1OUT_RK3_metal.png"
+//"roughness_map" "-1OUT_RK3_roughness.png"
+}
+
+{
+"for" "-2OUT_RK3"
+//"basecolor_map" "-2OUT_RK3.png"
+//"normal_map" "-2OUT_RK3_normal.png"
+//"metal_map" "-2OUT_RK3_metal.png"
+//"roughness_map" "-2OUT_RK3_roughness.png"
+}
+
+{
+"for" "-3OUT_RK3"
+//"basecolor_map" "-3OUT_RK3.png"
+//"normal_map" "-3OUT_RK3_normal.png"
+//"metal_map" "-3OUT_RK3_metal.png"
+//"roughness_map" "-3OUT_RK3_roughness.png"
+}
+
+{
+"for" "-4OUT_RK3"
+//"basecolor_map" "-4OUT_RK3.png"
+//"normal_map" "-4OUT_RK3_normal.png"
+//"metal_map" "-4OUT_RK3_metal.png"
+//"roughness_map" "-4OUT_RK3_roughness.png"
+}