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Assets/Trails FX/Resources/TrailsFX/TrailEffectLaser.shader

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+Shader "TrailsFX/Effect/Laser" {
+Properties {
+    _MainTex ("Texture", 2D) = "white" {}
+    _Color ("Color", Color) = (1,1,1,1)
+    _LaserData("Laser Data", Vector) = (0.1, 20, 0.1)
+    _Cull ("Cull", Int) = 2
+}
+    SubShader
+    {
+        Tags { "Queue"="Transparent+101" "RenderType"="Transparent" }
+
+        Pass
+        {
+			Stencil {
+                Ref 2
+                ReadMask 2
+                Comp NotEqual
+                Pass replace
+            }
+            Blend SrcAlpha OneMinusSrcAlpha
+            ZWrite Off
+            Cull [_Cull]
+
+            CGPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+            #pragma multi_compile_instancing assumeuniformscaling nolightprobe nolodfade nolightmap
+            #include "UnityCG.cginc"
+            #pragma target 3.5
+
+            struct appdata
+            {
+                float4 vertex : POSITION;
+				UNITY_VERTEX_INPUT_INSTANCE_ID
+            };
+
+            struct v2f
+            {
+            	UNITY_VERTEX_INPUT_INSTANCE_ID
+                float4 pos    : SV_POSITION;
+                float3 vertex : TEXCOORD0;
+				UNITY_VERTEX_OUTPUT_STEREO
+            };
+
+UNITY_INSTANCING_BUFFER_START(Props)
+	UNITY_DEFINE_INSTANCED_PROP(fixed4, _Colors)
+#define _Colors_arr Props
+UNITY_INSTANCING_BUFFER_END(Props)
+
+            v2f vert (appdata v, uint vid : SV_VertexID)
+            {
+                v2f o;
+				UNITY_SETUP_INSTANCE_ID(v);
+				UNITY_INITIALIZE_OUTPUT(v2f, o);
+				UNITY_TRANSFER_INSTANCE_ID(v, o);
+				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
+                o.pos = UnityObjectToClipPos(v.vertex);
+                o.vertex = v.vertex;
+                return o;
+            }
+
+            float3 _LaserData;
+
+            fixed4 frag (v2f i) : SV_Target
+            {
+            	UNITY_SETUP_INSTANCE_ID(i);
+              	fixed4 col = UNITY_ACCESS_INSTANCED_PROP(_Colors_arr, _Colors);
+              	float seq = (abs(i.vertex.y) + _LaserData.x * 0.5) % _LaserData.x;
+              	seq = 1.0 - saturate(abs(seq - _LaserData.x * 0.5) * _LaserData.y);
+              	seq *= (col.a % _LaserData.z)> (_LaserData.z * 0.5);
+              	col *= seq;
+				return col;
+            }
+            ENDCG
+        }
+
+    }
+}