update 1.1.2

Assets/FaceMaskExample/Materials/FaceMaskShader.shader

@@ -1,95 +1,113 @@
 Shader "Hide/FaceMaskShader" {
-Properties
- {
-     _MainTex ("Base (RGB), Alpha (A)", 2D) = "black" {}
-     _MaskTex ("Mask", 2D) = "white" {}
-     _Color ("Color", Color) = (0.5, 0.5, 0.5, 0.5)
-     _Fade ("Fade", Range(0,1)) = 0
-
-     _ColorCorrection ("ColorCorrection", Range(0,1)) = 0
-     _LUTTex ("LUTTex", 2D) = "black" {}
- }
-
- SubShader
- {
-     LOD 100
-
-     Tags
-     {
-         "Queue" = "Transparent"
-         "IgnoreProjector" = "True"
-         "RenderType" = "Transparent"
-         "PreviewType"="Plane"
-     }
-     Lighting Off
-     ZWrite Off
-     Blend SrcAlpha OneMinusSrcAlpha
-
-     Pass
-     {
-         CGPROGRAM
-             #pragma vertex vert
-             #pragma fragment frag
-             #include "UnityCG.cginc"
-
-             sampler2D _MainTex;
-             sampler2D _MaskTex;
-             float4 _Color;
-             float _Fade;
-
-             float _ColorCorrection;
-             sampler2D _LUTTex;
-
-             struct appdata_t
-             { 
-                 float4 vertex : POSITION;
-                 float2 texcoord : TEXCOORD0;
-                 float2 texcoord1 : TEXCOORD1;
-             };
-
-             struct v2f
-             {
-                 float4 pos : SV_POSITION;
-                 float2 uv1 : TEXCOORD0;
-                 float2 uv2 : TEXCOORD1;
-             };
-
-             float4 _MainTex_ST;
-             float4 _MaskTex_ST;
-             float4 _LUTTex_ST;
-
-             v2f vert (appdata_t v)
-             {
-                 v2f o;
-                 o.pos = UnityObjectToClipPos(v.vertex);
-                 o.uv1 = TRANSFORM_TEX(v.texcoord, _MainTex);
-                 o.uv2 = TRANSFORM_TEX(v.texcoord1, _MaskTex);
-                 return o;
-             }
-
-             half4 frag (v2f i) : COLOR
-             {
-                 half4 base = tex2D(_MainTex, i.uv1);
-                 half4 mask = tex2D (_MaskTex, i.uv2);
-
-                 if (_ColorCorrection > 0)
-                 {
-                    float w = base.w;
-                    float3 lut_base;
-
-                    lut_base.r = tex2D(_LUTTex, float2(base.r, 0)).r;
-                    lut_base.g = tex2D(_LUTTex, float2(base.g, 0)).g;
-                    lut_base.b = tex2D(_LUTTex, float2(base.b, 0)).b;
-
-                    base = half4(lerp(base.rgb, lut_base.rgb, _ColorCorrection), w);
-                 }
-
-                 base = base * (_Color * 2.0f);
-
-                 base.w = base.w * mask.x * mask.x * mask.x * (1 - _Fade);
-                 return base;
-             }
-         ENDCG
-     }
- }
+    Properties
+    {
+        _MainTex("Base (RGB), Alpha (A)", 2D) = "black" {}
+        _MaskTex("Mask", 2D) = "white" {}
+        _Color("Color", Color) = (0.5, 0.5, 0.5, 0.5)
+        _Fade("Fade", Range(0,1)) = 0
+
+        _ColorCorrection("ColorCorrection", Range(0,1)) = 0
+        _LUTTex("LUTTex", 2D) = "black" {}
+    }
+
+        SubShader
+    {
+        LOD 100
+
+        Tags
+        {
+            "Queue" = "Transparent"
+            "IgnoreProjector" = "True"
+            "RenderType" = "Transparent"
+            "PreviewType" = "Plane"
+        }
+        Lighting Off
+        ZWrite Off
+        Blend SrcAlpha OneMinusSrcAlpha
+
+        Pass
+        {
+            CGPROGRAM
+                #pragma vertex vert
+                #pragma fragment frag
+                #include "UnityCG.cginc"
+
+                sampler2D _MainTex;
+                sampler2D _MaskTex;
+                float4 _Color;
+                float _Fade;
+
+                float _ColorCorrection;
+                sampler2D _LUTTex;
+
+                struct appdata_t
+                {
+                    float4 vertex : POSITION;
+                    float2 texcoord : TEXCOORD0;
+                    float2 texcoord1 : TEXCOORD1;
+                };
+
+                struct v2f
+                {
+                    float4 pos : SV_POSITION;
+                    float2 uv1 : TEXCOORD0;
+                    float2 uv2 : TEXCOORD1;
+                };
+
+                float4 _MainTex_ST;
+                float4 _MaskTex_ST;
+                float4 _LUTTex_ST;
+
+                v2f vert(appdata_t v)
+                {
+                    v2f o;
+                    o.pos = UnityObjectToClipPos(v.vertex);
+                    o.uv1 = TRANSFORM_TEX(v.texcoord, _MainTex);
+                    o.uv2 = TRANSFORM_TEX(v.texcoord1, _MaskTex);
+                    return o;
+                }
+
+                half4 frag(v2f i) : COLOR
+                {
+                    half4 base = tex2D(_MainTex, i.uv1);
+                    half4 mask = tex2D(_MaskTex, i.uv2);
+
+#if !UNITY_COLORSPACE_GAMMA
+                    // Convert from linear to gamma space
+                    base.rgb = LinearToGammaSpace(base.rgb);
+                    mask.rgb = LinearToGammaSpace(mask.rgb);
+                    _Color.rgb = LinearToGammaSpace(_Color.rgb);
+#endif
+
+                    if (_ColorCorrection > 0)
+                    {
+                        float w = base.w;
+                        float3 lut_base;
+
+                        lut_base.r = tex2D(_LUTTex, float2(base.r, 0)).r;
+                        lut_base.g = tex2D(_LUTTex, float2(base.g, 0)).g;
+                        lut_base.b = tex2D(_LUTTex, float2(base.b, 0)).b;
+
+#if !UNITY_COLORSPACE_GAMMA
+                        // Convert from linear to gamma space
+                        lut_base = LinearToGammaSpace(lut_base);
+#endif
+
+                        base = half4(lerp(base.rgb, lut_base.rgb, _ColorCorrection), w);
+                    }
+
+                    base = base * (_Color * 2.0f);
+
+                    base.w = base.w * mask.x * mask.x * mask.x * (1 - _Fade);
+
+#if !UNITY_COLORSPACE_GAMMA
+                    // Convert back from gamma to linear space
+                    base.rgb = GammaToLinearSpace(base.rgb);
+#endif
+
+                    return base;
+                }
+            ENDCG
+        }
+    }
 }