Fixed missing _controlled_variation_ variable for 3D PBR material (contributed by williamchange)

Fixed missing _controlled_variation_ variable for 3D PBR material

Author: RodZill4

addons/material_maker/nodes/material_3d.mmg

@@ -65,6 +65,7 @@
 							"}",
 							"void fragment() {",
 							"\tfloat _seed_variation_ = 0.0;",
+							"\tvec4 _controlled_variation_ = vec4(0.0);",
 							"$begin_generate",
 							"\tALBEDO = $albedo_color.rgb*$albedo_tex(vec4(texcoords_3d, 0.0));",
 							"\tMETALLIC = $metallic*$metallic_tex(vec4(texcoords_3d, 0.0));",
@@ -122,6 +123,7 @@
 							"}",
 							"void fragment() {",
 							"\tfloat _seed_variation_ = 0.0;",
+							"\tvec4 _controlled_variation_ = vec4(0.0);",
 							"$begin_generate",
 							"\tALBEDO = $albedo_color.rgb*$albedo_tex(vec4(texcoords_3d, 0.0));",
 							"\tMETALLIC = $metallic*$metallic_tex(vec4(texcoords_3d, 0.0));",
@@ -173,6 +175,7 @@
 							"\t\t",
 							"\t\tvoid surf (Input IN, inout SurfaceOutputStandard o) {",
 							"\t\t\tfloat _seed_variation_ = 0.0;",
+							"\t\t\tfloat4 _controlled_variation_ = float4(0.0,0.0,0.0,0.0);",
 							"$if $(param:world)",
 							"\t\t\tfloat3 texcoords_3d = IN.worldPos;",
 							"$else",
@@ -379,6 +382,7 @@
 							"$definitions hlsl,rename_buffers,unreal",
 							"\tfixed4 generated_shader(float3 texcoords_3d, out float metallic, out float roughness, out float3 emission, out float occlusion) {",
 							"\t\tfloat _seed_variation_ = 0.0;",
+							"\t\tfloat4 _controlled_variation_ = float4(0.0,0.0,0.0,0.0);",
 							"$begin_generate hlsl,rename_buffers,unreal",
 							"\t\t// sample the generated texture",
 							"\t\tfixed4 rv = tofloat4($albedo_tex(texcoords_3d), 1.0)*$albedo_color;",
@@ -525,6 +529,7 @@
 			"",
 			"void fragment() {",
 			"\tfloat _seed_variation_ = 0.0;",
+			"\tvec4 _controlled_variation_ = vec4(0.0);",
 			"$begin_generate",
 			"\tALBEDO = $albedo_color.rgb*$albedo_tex(vec4(texcoords_3d, 0.0));",
 			"\tMETALLIC = $metallic*$metallic_tex(vec4(texcoords_3d, 0.0));",
@@ -539,4 +544,4 @@
 		]
 	},
 	"type": "material_export"
-}
+}