ModulusDiscardSizing.shader

Shader "Custom/ModulusDiscardSizing" {
	Properties {
		_Color ("Color", Color) = (1,1,1,1)
	}
	SubShader {
		Pass {
			CGPROGRAM
				#pragma vertex vert
        #pragma fragment frag
        #include "UnityCG.cginc"

        // vertex input: position, second UV
        struct appdata {
            float4 vertex : POSITION;
            float4 texcoord1 : TEXCOORD1;
        };

        struct v2f {
            float4 pos : SV_POSITION;
            float4 uv : TEXCOORD0;
        };
        
        v2f vert (appdata v) {
            v2f o;
            o.pos = UnityObjectToClipPos(v.vertex );
            o.uv = float4( v.texcoord1.xy, 0, 0 );
            return o;
        }
        
        half4 frag( v2f i ) : SV_Target {
            half4 c = frac( i.uv );
						float4 n = i.uv * (100.0 + (1.0+_SinTime[3])*10.0);
						if(any(n%20 > (1.0+_SinTime[3]) * 10.0)) { discard; }
            return c;
        }
			ENDCG
		}
	}
	FallBack "Diffuse"
}