add culling option and fix cursor problem on transparent material.

Assets/uDesktopDuplication/Resources/uDesktopDuplication/Shaders/uDD_Cursor.shader

@@ -4,15 +4,17 @@
 Properties
 {
     _MainTex ("Texture", 2D) = "white" {}
+    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
 SubShader
 {
 
-Tags { "RenderType"="Opaque" }
+Tags { "RenderType"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" "Queue" = "Transparent+1" }
 
+Cull [_Cull]
 ZWrite Off
-Offset -1, -1
+Offset -0.01, -0.01
 
 CGINCLUDE
 

Assets/uDesktopDuplication/Shaders/uDD_Common.cginc

@@ -18,7 +18,7 @@ inline void uddInvertUV(inout float2 uv)
 #endif
 }
 
-inline void uddToLinearIfNeeded(inout float3 rgb)
+inline void uddToLinearIfNeeded(inout fixed3 rgb)
 {
     if (!IsGammaSpace()) {
         rgb = GammaToLinearSpace(rgb);

Assets/uDesktopDuplication/Shaders/uDD_Standard.shader

@@ -7,11 +7,14 @@ Properties
     _MainTex ("Albedo (RGB)", 2D) = "white" {}
     _Glossiness ("Smoothness", Range(0, 1)) = 0.5
     _Metallic ("Metallic", Range(0, 1)) = 0.0
+    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
 SubShader 
 {
     Tags { "RenderType"="Opaque" }
+
+    Cull [_Cull]
     
     CGPROGRAM
 

Assets/uDesktopDuplication/Shaders/uDD_Unlit.shader

@@ -5,6 +5,7 @@ Properties
 {
     _Color ("Color", Color) = (1, 1, 1, 1)
     _MainTex ("Texture", 2D) = "white" {}
+    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
 SubShader
@@ -12,6 +13,8 @@ SubShader
 
 Tags { "RenderType"="Opaque" }
 
+Cull [_Cull]
+
 CGINCLUDE
 
 #include "UnityCG.cginc"

Assets/uDesktopDuplication/Shaders/uDD_Unlit_BlackMask.shader

@@ -6,6 +6,7 @@ Properties
     _Color ("Color", Color) = (1, 1, 1, 1)
     _MainTex ("Texture", 2D) = "white" {}
     _Mask ("Mask", Range(0, 1)) = 0.1
+    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
 SubShader
@@ -13,7 +14,8 @@ SubShader
 
 Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" }
 
-ZWrite Off
+Cull [_Cull]
+ZWrite On
 Blend SrcAlpha OneMinusSrcAlpha
 
 CGINCLUDE

Assets/uDesktopDuplication/Shaders/uDD_Unlit_Transparent.shader

@@ -5,6 +5,7 @@ Properties
 {
     _Color ("Color", Color) = (1, 1, 1, 1)
     _MainTex ("Texture", 2D) = "white" {}
+    [KeywordEnum(Off, Front, Back)] _Cull("Culling", Int) = 2
 }
 
 SubShader
@@ -12,7 +13,8 @@ SubShader
 
 Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" }
 
-ZWrite Off
+Cull [_Cull]
+ZWrite On
 Blend SrcAlpha OneMinusSrcAlpha
 
 CGINCLUDE