79 lines
2.0 KiB
Plaintext
79 lines
2.0 KiB
Plaintext
Shader "Custom/Portal_URP"
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{
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Properties
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{
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_InactiveColour ("Inactive Colour", Color) = (1,1,1,1)
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_MainTex ("Texture", 2D) = "white" {}
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_DisplayMask ("Display Mask", Float) = 1
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}
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SubShader
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{
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Tags
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{
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"RenderPipeline"="UniversalPipeline"
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"RenderType"="Opaque"
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"Queue"="Geometry+500"
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}
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Cull Off
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ZWrite On
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ZTest LEqual
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Pass
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{
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Name "Unlit"
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Tags { "LightMode"="SRPDefaultUnlit" }
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HLSLPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
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TEXTURE2D(_MainTex);
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SAMPLER(sampler_MainTex);
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CBUFFER_START(UnityPerMaterial)
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float4 _InactiveColour;
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float _DisplayMask;
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CBUFFER_END
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struct Attributes
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{
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float3 positionOS : POSITION;
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};
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struct Varyings
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{
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float4 positionHCS : SV_POSITION;
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float4 screenPos : TEXCOORD0;
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};
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Varyings vert (Attributes v)
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{
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Varyings o;
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o.positionHCS = TransformObjectToHClip(v.positionOS);
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o.screenPos = ComputeScreenPos(o.positionHCS);
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return o;
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}
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half4 frag (Varyings i) : SV_Target
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{
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float2 uv = i.screenPos.xy / max(i.screenPos.w, 1e-5);
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half4 portalCol = SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, uv);
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half displayMask = saturate(_DisplayMask);
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half4 finalCol = lerp(_InactiveColour, portalCol, displayMask);
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if (displayMask > 0.5h && portalCol.a < 0.1h)
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return _InactiveColour;
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return finalCol;
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}
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ENDHLSL
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}
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}
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}
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