Shader "Hidden/AnyNode" { Properties { _A ("_A", 2D) = "white" {} } SubShader { Pass { CGPROGRAM #include "UnityCG.cginc" #include "Preview.cginc" #pragma vertex vert_img #pragma fragment frag sampler2D _A; float4 frag(v2f_img i) : SV_Target { return any( tex2D(_A, i.uv) ) ? 1 : 0; } ENDCG } } }