From 917e9e0b320775634dc2e710f7deac74fd0822f0 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 22 Oct 2020 23:30:02 +0800
Subject: * amplify shader editor

---
 .../Previews/Preview_SmoothstepOpNode.shader       | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 Assets/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_SmoothstepOpNode.shader

(limited to 'Assets/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_SmoothstepOpNode.shader')

diff --git a/Assets/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_SmoothstepOpNode.shader b/Assets/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_SmoothstepOpNode.shader
new file mode 100644
index 00000000..bcfb8763
--- /dev/null
+++ b/Assets/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_SmoothstepOpNode.shader
@@ -0,0 +1,32 @@
+Shader "Hidden/SmoothstepOpNode"
+{
+	Properties
+	{
+		_A ("_Alpha", 2D) = "white" {}
+		_B ("_Min", 2D) = "white" {}
+		_C ("_Max", 2D) = "white" {}
+	}
+	SubShader
+	{
+		Pass
+		{
+			CGPROGRAM
+			#include "UnityCG.cginc"
+			#pragma vertex vert_img
+			#pragma fragment frag
+
+			sampler2D _A;
+			sampler2D _B;
+			sampler2D _C;
+
+			float4 frag(v2f_img i) : SV_Target
+			{
+				float4 alpha = tex2D( _A, i.uv );
+				float4 min = tex2D( _B, i.uv );
+				float4 max = tex2D( _C, i.uv );
+				return smoothstep(min, max, alpha);
+			}
+			ENDCG
+		}
+	}
+}
-- 
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