64 lines
1.3 KiB
Text
64 lines
1.3 KiB
Text
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// KlakSpout - Spout video frame sharing plugin for Unity
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// https://github.com/keijiro/KlakSpout
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Shader "Hidden/Spout/Blit"
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{
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Properties
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{
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_MainTex("", 2D) = "white" {}
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}
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CGINCLUDE
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#include "UnityCG.cginc"
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sampler2D _MainTex;
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fixed _ClearAlpha;
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v2f_img vert_yflip(appdata_img v)
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{
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v2f_img o;
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o.pos = UnityObjectToClipPos(v.vertex);
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o.uv = float2(v.texcoord.x, 1 - v.texcoord.y);
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return o;
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}
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fixed4 frag_sender(v2f_img i) : SV_Target
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{
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fixed4 col = tex2D(_MainTex, i.uv);
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col.a = saturate(col.a + _ClearAlpha);
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return col;
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}
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fixed4 frag_receiver(v2f_img i) : SV_Target
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{
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fixed4 col = tex2D(_MainTex, i.uv);
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#if !defined(UNITY_COLORSPACE_GAMMA)
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col.rgb = GammaToLinearSpace(col.rgb);
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#endif
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return col;
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}
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ENDCG
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SubShader
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{
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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_yflip
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#pragma fragment frag_sender
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ENDCG
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}
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Pass
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{
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CGPROGRAM
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#pragma vertex vert_yflip
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#pragma fragment frag_receiver
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#pragma multi_compile _ UNITY_COLORSPACE_GAMMA
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ENDCG
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}
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}
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}
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