88 lines
2.3 KiB
Plaintext
88 lines
2.3 KiB
Plaintext
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Shader "Hidden/ShadowProjected2D"
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{
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Properties
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{
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[HideInInspector] _ShadowColorMask("__ShadowColorMask", Float) = 0
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}
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SubShader
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{
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Tags { "RenderType"="Transparent" }
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Cull Off
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BlendOp Add
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ZWrite Off
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ZTest Always
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// This pass draws the projected shadow and sets the composite shadow bit.
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Pass
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{
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// Bit 0: Composite Shadow Bit, Bit 1: Global Shadow Bit
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Stencil
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{
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Ref 5
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ReadMask 4
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WriteMask 1
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Comp NotEqual
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Pass Replace
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Fail Keep
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}
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ColorMask [_ShadowColorMask]
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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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#include "Packages/com.unity.render-pipelines.universal/Shaders/2D/Include/ShadowProjectVertex.hlsl"
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Varyings vert (Attributes v)
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{
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return ProjectShadow(v);
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}
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half4 frag (Varyings i) : SV_Target
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{
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return half4(1,1,1,1);
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}
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ENDHLSL
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}
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// Sets the global shadow bit, and clears the composite shadow bit
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Pass
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{
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// Bit 0: Composite Shadow Bit, Bit 1: Global Shadow Bit
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Stencil
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{
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Ref 3
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WriteMask 2
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ReadMask 1
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Comp Equal
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Pass Replace
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Fail Keep
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}
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// We only want to change the stencil value in this pass
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ColorMask 0
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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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#include "Packages/com.unity.render-pipelines.universal/Shaders/2D/Include/ShadowProjectVertex.hlsl"
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Varyings vert (Attributes v)
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{
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return ProjectShadow(v);
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}
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half4 frag (Varyings i) : SV_Target
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{
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return half4(1,1,1,1);
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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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