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67 lines
1.3 KiB
67 lines
1.3 KiB
Shader "Oculus/OVRVignette"
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{
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Properties
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{
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_Color("Color", Color) = (0,0,0,0)
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[Enum(UnityEngine.Rendering.BlendMode)]_BlendSrc ("Blend Source", Float) = 1
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[Enum(UnityEngine.Rendering.BlendMode)]_BlendDst ("Blend Destination", Float) = 0
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_ZWrite ("Z Write", Float) = 0
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}
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SubShader
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{
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Tags { "IgnoreProjector" = "True" }
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Pass
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{
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Blend [_BlendSrc] [_BlendDst]
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ZTest Always
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ZWrite [_ZWrite]
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Cull Off
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile _ QUADRATIC_FALLOFF
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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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float4 vertex : SV_POSITION;
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half4 color : COLOR;
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};
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float4 _ScaleAndOffset0[2];
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float4 _ScaleAndOffset1[2];
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float4 _Color;
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v2f vert (appdata v)
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{
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v2f o;
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float4 scaleAndOffset = lerp(_ScaleAndOffset0[unity_StereoEyeIndex], _ScaleAndOffset1[unity_StereoEyeIndex], v.uv.x);
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o.vertex = float4(scaleAndOffset.zw + v.vertex.xy * scaleAndOffset.xy, _ProjectionParams.y, 1);
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o.color.rgb = _Color.rgb;
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o.color.a = v.uv.y;
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return o;
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}
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fixed4 frag (v2f i) : SV_Target
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{
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#if QUADRATIC_FALLOFF
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i.color.a *= i.color.a;
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#endif
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return i.color;
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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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