99 lines
3.1 KiB
GLSL
99 lines
3.1 KiB
GLSL
Shader "UI/RoundedCorners/IndependentRoundedCorners" {
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Properties {
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[HideInInspector] _MainTex ("Texture", 2D) = "white" {}
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// --- Mask support ---
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[HideInInspector] _StencilComp ("Stencil Comparison", Float) = 8
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[HideInInspector] _Stencil ("Stencil ID", Float) = 0
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[HideInInspector] _StencilOp ("Stencil Operation", Float) = 0
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[HideInInspector] _StencilWriteMask ("Stencil Write Mask", Float) = 255
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[HideInInspector] _StencilReadMask ("Stencil Read Mask", Float) = 255
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[HideInInspector] _ColorMask ("Color Mask", Float) = 15
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[HideInInspector] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
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// Definition in Properties section is required to Mask works properly
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_r ("r", Vector) = (0,0,0,0)
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_halfSize ("halfSize", Vector) = (0,0,0,0)
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_rect2props ("rect2props", Vector) = (0,0,0,0)
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_OuterUV ("image outer uv", Vector) = (0, 0, 1, 1)
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// ---
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}
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SubShader {
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Tags {
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"RenderType"="Transparent"
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"Queue"="Transparent"
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}
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// --- Mask support ---
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Stencil {
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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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Cull Off
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Lighting Off
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ZTest [unity_GUIZTestMode]
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ColorMask [_ColorMask]
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// ---
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Blend SrcAlpha OneMinusSrcAlpha, One OneMinusSrcAlpha
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ZWrite Off
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Pass {
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CGPROGRAM
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#include "UnityCG.cginc"
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#include "UnityUI.cginc"
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#include "SDFUtils.cginc"
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#include "ShaderSetup.cginc"
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#pragma vertex vert
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#pragma fragment frag
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#pragma multi_compile_local _ UNITY_UI_CLIP_RECT
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#pragma multi_compile_local _ UNITY_UI_ALPHACLIP
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float4 _r;
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float4 _halfSize;
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float4 _rect2props;
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float4 _OuterUV;
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sampler2D _MainTex;
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float4 _ClipRect;
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fixed4 _TextureSampleAdd;
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fixed4 frag (v2f i) : SV_Target {
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float2 uvSample = i.uv;
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uvSample.x = (uvSample.x - _OuterUV.x) / (_OuterUV.z - _OuterUV.x);
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uvSample.y = (uvSample.y - _OuterUV.y) / (_OuterUV.w - _OuterUV.y);
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half4 color = (tex2D(_MainTex, i.uv) + _TextureSampleAdd) * i.color;
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#ifdef UNITY_UI_CLIP_RECT
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color.a *= UnityGet2DClipping(i.worldPosition.xy, _ClipRect);
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#endif
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#ifdef UNITY_UI_ALPHACLIP
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clip(color.a - 0.001);
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#endif
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if (color.a <= 0) {
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return color;
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}
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float alpha = CalcAlphaForIndependentCorners(uvSample, _halfSize.xy, _rect2props, _r);
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#ifdef UNITY_UI_ALPHACLIP
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clip(alpha - 0.001);
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#endif
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return mixAlpha(tex2D(_MainTex, i.uv), i.color, alpha);
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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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