From 0e737a2699ae26cf9061ba613d7c1a66d6c67e22 Mon Sep 17 00:00:00 2001
From: mob-sakai <sakai861104@gmail.com>
Date: Tue, 21 Sep 2021 16:13:06 +0900
Subject: [PATCH] fix: UNITY_UI_ALPHACLIP in UIAdditive shader is not working
---
Shaders/UIAdditive.shader | 193 ++++++++++++++++++++------------------
1 file changed, 103 insertions(+), 90 deletions(-)
diff --git a/Shaders/UIAdditive.shader b/Shaders/UIAdditive.shader
index 69797b8..121811b 100644
--- a/Shaders/UIAdditive.shader
+++ b/Shaders/UIAdditive.shader
@@ -1,101 +1,114 @@
Shader "UI/Additive"
{
- Properties
- {
- _MainTex ("Sprite Texture", 2D) = "white" {}
- _Color ("Tint", Color) = (1,1,1,1)
-
- _StencilComp ("Stencil Comparison", Float) = 8
- _Stencil ("Stencil ID", Float) = 0
- _StencilOp ("Stencil Operation", Float) = 0
- _StencilWriteMask ("Stencil Write Mask", Float) = 255
- _StencilReadMask ("Stencil Read Mask", Float) = 255
+ Properties
+ {
+ _MainTex ("Sprite Texture", 2D) = "white" {}
+ _Color ("Tint", Color) = (1,1,1,1)
- _ColorMask ("Color Mask", Float) = 15
- _ClipRect ("Clip Rect", Vector) = (-32767, -32767, 32767, 32767)
- }
+ _StencilComp ("Stencil Comparison", Float) = 8
+ _Stencil ("Stencil ID", Float) = 0
+ _StencilOp ("Stencil Operation", Float) = 0
+ _StencilWriteMask ("Stencil Write Mask", Float) = 255
+ _StencilReadMask ("Stencil Read Mask", Float) = 255
- SubShader
- {
- Tags
- {
- "Queue"="Transparent"
- "IgnoreProjector"="True"
- "RenderType"="Transparent"
- "PreviewType"="Plane"
- "CanUseSpriteAtlas"="True"
- }
-
- Stencil
- {
- Ref [_Stencil]
- Comp [_StencilComp]
- Pass [_StencilOp]
- ReadMask [_StencilReadMask]
- WriteMask [_StencilWriteMask]
- }
+ _ColorMask ("Color Mask", Float) = 15
- Cull Off
- Lighting Off
- ZWrite Off
- ZTest [unity_GUIZTestMode]
- Fog { Mode Off }
- Blend One One
+ [Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
+ }
- ColorMask [_ColorMask]
+ SubShader
+ {
+ Tags
+ {
+ "Queue"="Transparent"
+ "IgnoreProjector"="True"
+ "RenderType"="Transparent"
+ "PreviewType"="Plane"
+ "CanUseSpriteAtlas"="True"
+ }
- Pass
- {
- CGPROGRAM
- #pragma vertex vert
- #pragma fragment frag
- #include "UnityCG.cginc"
- #include "UnityUI.cginc"
-
- struct appdata_t
- {
- float4 vertex : POSITION;
- float4 color : COLOR;
- float2 texcoord : TEXCOORD0;
- };
+ Stencil
+ {
+ Ref [_Stencil]
+ Comp [_StencilComp]
+ Pass [_StencilOp]
+ ReadMask [_StencilReadMask]
+ WriteMask [_StencilWriteMask]
+ }
- struct v2f
- {
- float4 vertex : SV_POSITION;
- fixed4 color : COLOR;
- half2 texcoord : TEXCOORD0;
- float4 worldPosition : TEXCOORD1;
- };
-
- fixed4 _Color;
- sampler2D _MainTex;
- float4 _MainTex_ST;
- float4 _ClipRect;
+ Cull Off
+ Lighting Off
+ ZWrite Off
+ ZTest [unity_GUIZTestMode]
+ Blend SrcAlpha One
+ ColorMask [_ColorMask]
- v2f vert(appdata_t IN)
- {
- v2f OUT;
- OUT.worldPosition = IN.vertex;
- OUT.vertex = UnityObjectToClipPos(IN.vertex);
- OUT.texcoord = TRANSFORM_TEX(IN.texcoord, _MainTex);
-#ifdef UNITY_HALF_TEXEL_OFFSET
- OUT.vertex.xy += (_ScreenParams.zw-1.0)*float2(-1,1);
-#endif
- OUT.color = IN.color * _Color;
- return OUT;
- }
+ Pass
+ {
+ Name "Default"
+ CGPROGRAM
+ #pragma vertex vert
+ #pragma fragment frag
+ #pragma target 2.0
- fixed4 frag(v2f IN) : SV_Target
- {
- half4 color = tex2D(_MainTex, IN.texcoord) * IN.color;
- color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
- color.rgb *= color.a;
-#ifdef UNITY_UI_ALPHACLIP
- clip (color.a - 0.01);
-#endif
- return color;
- }
- ENDCG
- }
- }
+ #include "UnityCG.cginc"
+ #include "UnityUI.cginc"
+
+ #pragma multi_compile __ UNITY_UI_CLIP_RECT
+ #pragma multi_compile __ UNITY_UI_ALPHACLIP
+
+ struct appdata_t
+ {
+ float4 vertex : POSITION;
+ float4 color : COLOR;
+ float2 texcoord : TEXCOORD0;
+ UNITY_VERTEX_INPUT_INSTANCE_ID
+ };
+
+ struct v2f
+ {
+ float4 vertex : SV_POSITION;
+ fixed4 color : COLOR;
+ float2 texcoord : TEXCOORD0;
+ float4 worldPosition : TEXCOORD1;
+ UNITY_VERTEX_OUTPUT_STEREO
+ };
+
+ sampler2D _MainTex;
+ fixed4 _Color;
+ fixed4 _TextureSampleAdd;
+ float4 _ClipRect;
+ float4 _MainTex_ST;
+
+ v2f vert(appdata_t v)
+ {
+ v2f OUT;
+ UNITY_SETUP_INSTANCE_ID(v);
+ UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
+ OUT.worldPosition = v.vertex;
+ OUT.vertex = UnityObjectToClipPos(OUT.worldPosition);
+
+ OUT.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
+
+ OUT.color = v.color * _Color;
+ return OUT;
+ }
+
+ fixed4 frag(v2f IN) : SV_Target
+ {
+ half4 color = (tex2D(_MainTex, IN.texcoord) + _TextureSampleAdd) * IN.color;
+
+ #ifdef UNITY_UI_CLIP_RECT
+ color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
+ #endif
+
+ #ifdef UNITY_UI_ALPHACLIP
+ clip (color.a - 0.001);
+ #endif
+
+ return color;
+ }
+ ENDCG
+ }
+ }
}