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

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+Shader "Hidden/ParallaxMappingNode"
+{
+	Properties
+	{
+		_A ("_UV", 2D) = "white" {}
+		_B ("_Height", 2D) = "white" {}
+		_C ("_Scale", 2D) = "white" {}
+		_D ("_ViewDirTan", 2D) = "white" {}
+	}
+	SubShader
+	{
+		Pass
+		{
+			CGPROGRAM
+			#include "UnityCG.cginc"
+			#include "Preview.cginc"
+			#pragma vertex vert_img
+			#pragma fragment frag
+
+			sampler2D _A;
+			sampler2D _B;
+			sampler2D _C;
+			sampler2D _D;
+			float _ParallaxType;
+
+			float4 frag(v2f_img i) : SV_Target
+			{
+				float2 uv = tex2D( _A, i.uv ).rg;
+				float h = tex2D( _B, i.uv ).r;
+				float s = tex2D( _C, i.uv ).r;
+				float3 vt = tex2D( _D, i.uv ).xyz;
+				float2 parallaxed = uv;
+				if ( _ParallaxType == 1 ) {
+					parallaxed = ( ( h - 1 )*( vt.xy / vt.z ) * s ) + uv;
+				}
+				else {
+					parallaxed = ( ( h - 1 )*( vt.xy ) * s ) + uv;
+				}
+
+				return float4(parallaxed, 0 , 0);
+			}
+			ENDCG
+		}
+	}
+}