From b82da95b5181ac8bbae38efb13e950d5e88a4caa Mon Sep 17 00:00:00 2001 From: chai Date: Fri, 23 Oct 2020 13:08:43 +0800 Subject: =?UTF-8?q?*=E7=A7=BB=E5=8A=A8amplify=20shader=20editor=E5=88=B0th?= =?UTF-8?q?ird=20party=E7=9B=AE=E5=BD=95?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../Previews/Preview_GrayscaleNode.shader | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_GrayscaleNode.shader (limited to 'Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_GrayscaleNode.shader') diff --git a/Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_GrayscaleNode.shader b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_GrayscaleNode.shader new file mode 100644 index 00000000..2f604607 --- /dev/null +++ b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/EditorResources/Previews/Preview_GrayscaleNode.shader @@ -0,0 +1,62 @@ +Shader "Hidden/GrayscaleNode" +{ + Properties + { + _A ("_RGB", 2D) = "white" {} + } + SubShader + { + Pass //Luminance + { + CGPROGRAM + #include "UnityCG.cginc" + #pragma vertex vert_img + #pragma fragment frag + + sampler2D _A; + + float4 frag(v2f_img i) : SV_Target + { + float lum = Luminance( tex2D( _A, i.uv ) ); + return float4( lum.xxx, 1); + } + ENDCG + } + + Pass //Natural Classic + { + CGPROGRAM + #include "UnityCG.cginc" + #pragma vertex vert_img + #pragma fragment frag + + sampler2D _A; + + float4 frag ( v2f_img i ) : SV_Target + { + float lum = dot ( tex2D ( _A, i.uv ), float3( 0.299,0.587,0.114 ) ); + return float4( lum.xxx, 1 ); + } + ENDCG + } + + Pass //Old School + { + CGPROGRAM + #include "UnityCG.cginc" + #pragma vertex vert_img + #pragma fragment frag + + sampler2D _A; + + float4 frag ( v2f_img i ) : SV_Target + { + float3 rgbValue = tex2D ( _A, i.uv ).rgb; + float lum = ( rgbValue.r + rgbValue.g + rgbValue.b ) / 3; + return float4( lum.xxx, 1 ); + } + ENDCG + } + + } +} -- cgit v1.1-26-g67d0