107 lines
2.4 KiB
Plaintext
107 lines
2.4 KiB
Plaintext
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Shader "MoleGame/Particles/Overlay"
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{
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Properties
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{
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_MainTex ("Texture", 2D) = "white" {}
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_TintColor("Tint Color", Color) = (0.5,0.5,0.5,0.5)
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_Threshold("Threshold", Range(0.0,0.99)) = 0.5
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_StencilComp("Stencil Comparison", Float) = 8
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_Stencil("Stencil ID", Float) = 0
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_StencilOp("Stencil Operation", Float) = 0
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_StencilWriteMask("Stencil Write Mask", Float) = 255
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_StencilReadMask("Stencil Read Mask", Float) = 255
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_ColorMask("Color Mask", Float) = 15
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[Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip("Use Alpha Clip", Float) = 0
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}
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SubShader
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{
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Tags{ "Queue" = "Transparent" "IgnoreProjector" = "True" "RenderType" = "Transparent"}
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Stencil
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{
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Ref[_Stencil]
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Comp[_StencilComp]
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Pass[_StencilOp]
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ReadMask[_StencilReadMask]
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WriteMask[_StencilWriteMask]
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}
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ZTest[unity_GUIZTestMode]
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ColorMask[_ColorMask]
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Blend SrcAlpha One
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Cull Off Lighting Off ZWrite Off
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LOD 100
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Pass
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{
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma target 2.0
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#include "UnityCG.cginc"
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#include "UnityUI.cginc"
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#pragma multi_compile __ UNITY_UI_CLIP_RECT
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#pragma multi_compile __ UNITY_UI_ALPHACLIP
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struct appdata
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{
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float4 vertex : POSITION;
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fixed4 color : COLOR;
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float2 uv : TEXCOORD0;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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};
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struct v2f
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{
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float2 uv : TEXCOORD0;
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fixed4 color : COLOR;
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float4 vertex : SV_POSITION;
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float4 worldPosition : TEXCOORD1;
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UNITY_VERTEX_OUTPUT_STEREO
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};
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sampler2D _MainTex;
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float4 _MainTex_ST;
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half4 _TintColor;
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half _Threshold;
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float4 _ClipRect;
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v2f vert (appdata v)
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{
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v2f o;
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UNITY_SETUP_INSTANCE_ID(v);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
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o.worldPosition = v.vertex;
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o.vertex = UnityObjectToClipPos(v.vertex);
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o.color = v.color;
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o.uv = TRANSFORM_TEX(v.uv, _MainTex);
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return o;
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}
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fixed4 frag (v2f i) : SV_Target
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{
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// sample the texture
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fixed4 col = tex2D(_MainTex, i.uv) * i.color;
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float a = col.a * i.color.a;
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col = 2*lerp(col*_TintColor, col, (col.r - _Threshold)/ (1-_Threshold));
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col.a = a;
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#ifdef UNITY_UI_CLIP_RECT
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col.a *= UnityGet2DClipping(i.worldPosition.xy, _ClipRect);
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#endif
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#ifdef UNITY_UI_ALPHACLIP
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clip(col.a - 0.001);
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#endif
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return col;
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}
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ENDCG
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}
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}
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}
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