Init

Assets/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_TangentVertexDataNode.shader

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+Shader "Hidden/TangentVertexDataNode"
+{
+	SubShader
+	{
+		Pass
+		{
+			CGPROGRAM
+			#pragma vertex vert_img
+			#pragma fragment frag
+			#include "UnityCG.cginc"
+			#include "Preview.cginc"
+
+			float4 frag( v2f_img i ) : SV_Target
+			{
+				float3 normal = PreviewFragmentNormalOS( i.uv );
+				float3 tangent = normalize(float3( -normal.z, normal.y*0.01, normal.x ));
+				return float4((tangent), 1);
+			}
+			ENDCG
+		}
+	}
+}