50 lines
1.3 KiB
Plaintext
50 lines
1.3 KiB
Plaintext
// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
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//////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2007-2016 , Inc. All Rights Reserved.
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//
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//////////////////////////////////////////////////////////////////////////
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Shader "/zView/DepthRender"
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{
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SubShader
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{
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Tags { "RenderType"="Opaque" }
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Pass
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{
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Fog { Mode Off }
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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 v2f
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{
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float4 pos : SV_POSITION;
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float2 depth : TEXCOORD0;
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};
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float _Log2FarPlusOne;
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v2f vert(appdata_base v)
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{
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v2f o;
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o.pos = UnityObjectToClipPos(v.vertex);
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o.depth.x = -mul(UNITY_MATRIX_MV, v.vertex).z;
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o.depth.y = 0;
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return o;
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}
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float4 frag(v2f i) : COLOR
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{
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return EncodeFloatRGBA(clamp(log2(i.depth.x + 1) / _Log2FarPlusOne, 0, 0.999999));
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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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