add gbuffer files

res/shader/cnmr.gbuffer

@@ -0,0 +1,27 @@
+[attribute]
+
+    vec3 BaseColor;
+    vec3 Normal;
+    float Metallic;
+    float Roughness;
+
+[output]
+
+    vec4 gb_color_metallic;
+    vec4 gb_normal_roughness;
+
+[attribute_to_gbuffer]
+
+    gb_color_metallic.rgb   =BaseColor;
+    gb_color_metallic.a     =Metallic;
+
+    gb_normal_roughness.rgb =Normal;
+    gb_normal_roughness.a   =Roughness;
+
+[gbuffer_to_attribute]
+
+    BaseColor =gb_color_metallic.rgb;
+    Metallic  =gb_color_metallic.a;
+
+    Normal    =gb_normal_roughness.rgb;
+    Roughness =gb_normal_roughness.a;

res/shader/color.gbuffer

@@ -0,0 +1,15 @@
+[attribute]
+
+    vec4 BaseColor;
+
+[output]
+
+    vec4 gb_color;
+
+[attribute_to_gbuffer]
+
+    gb_color=BaseColor;
+
+[gbuffer_to_attribute]
+
+    BaseColor=texture(gb_color,vs_out_position);