deltavr multiplayer 2.0

Assets/Oculus/SampleFramework/Usage/Passthrough/Materials/PassthroughLine.shader

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+Shader "MixedReality/PassthroughLine" {
+  Properties{
+	  _LineLength("Line Length", float) = 1
+
+  } SubShader {
+    Tags{"RenderType" = "Transparent"} LOD 100
+
+        Pass {
+      ZWrite Off
+	  BlendOp RevSub, Min
+	  Blend Zero One, One One
+
+              CGPROGRAM
+      // Upgrade NOTE: excluded shader from DX11; has structs without semantics (struct v2f members
+      // center)
+      //#pragma exclude_renderers d3d11
+#pragma vertex vert
+#pragma fragment frag
+
+#include "UnityCG.cginc"
+
+          struct appdata {
+        float4 vertex : POSITION;
+        float2 uv : TEXCOORD0;
+        float3 normal : NORMAL;
+      };
+
+      struct v2f {
+        float2 uv : TEXCOORD0;
+        float4 vertex : SV_POSITION;
+      };
+
+      v2f vert(appdata v) {
+        v2f o;
+        o.vertex = UnityObjectToClipPos(v.vertex);
+        o.uv = v.uv;
+        return o;
+      }
+
+      float _LineLength;
+
+      fixed4 frag(v2f i) : SV_Target {
+        float UVfadeRange = 0.2;
+        fixed widthAlpha = 1 - smoothstep(0.5 - UVfadeRange, 0.5, abs(i.uv.y - 0.5));
+        fixed lengthAlpha = 1 - smoothstep(0.5 - (UVfadeRange / _LineLength), 0.5, abs(i.uv.x - 0.5));
+        return float4(0, 0, 0, 1-(widthAlpha * lengthAlpha));
+      }
+      ENDCG
+    }
+  }
+}