52 lines
820 B
Plaintext
52 lines
820 B
Plaintext
Shader "Hidden/MicroSplat/ExtractHeight"
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{
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Properties
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{
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_MainTex ("Texture", 2DArray) = "white" {}
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}
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SubShader
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{
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// No culling or depth
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Cull Off ZWrite Off ZTest Always
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Pass
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{
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "UnityCG.cginc"
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struct appdata
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{
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float4 vertex : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct v2f
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{
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float2 uv : TEXCOORD0;
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float4 vertex : SV_POSITION;
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};
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v2f vert (appdata v)
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{
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v2f o;
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o.vertex = UnityObjectToClipPos(v.vertex);
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o.uv = v.uv;
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return o;
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}
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UNITY_DECLARE_TEX2DARRAY(_MainTex);
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int index;
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fixed4 frag (v2f i) : SV_Target
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{
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float h = UNITY_SAMPLE_TEX2DARRAY(_MainTex, float3(i.uv, index)).a;
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return fixed4(h,h,h,h);
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}
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ENDCG
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}
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}
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}
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