59 lines
1.7 KiB
Text
59 lines
1.7 KiB
Text
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Shader "e2d/Curve" {
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Properties {
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_ControlSize("Control Size", Float) = 1
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_InvControlSize("Inv Control Size", Float) = 1
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_InvControlSizeHalf("Half of Inv Control Size", Float) = 0.5
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_Control("Control (RGBA)", 2D) = "red" {}
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_Splat0("Layer 0 (R)", 2D) = "white" {}
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_SplatParams0("Splat Params 0", Vector) = (1,1,0,0)
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_Splat1("Layer 1 (G)", 2D) = "white" {}
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_SplatParams1("Splat Params 1", Vector) = (1,1,0,0)
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_MainTex("BaseMap (RGB)", 2D) = "white" {}
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_Color("Main Color", Color) = (1,1,1,1)
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}
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SubShader{
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Tags { "QUEUE" = "Transparent" "IGNOREPROJECTOR" = "False" "RenderType" = "Opaque" }
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Pass {
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Tags { "QUEUE" = "Transparent" "IGNOREPROJECTOR" = "False" "RenderType" = "Opaque" }
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Blend SrcAlpha OneMinusSrcAlpha
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "UnityCG.cginc"
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struct appdata {
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fixed4 color : COLOR;
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float4 vertex : POSITION;
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float2 texcoord : TEXCOORD0;
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};
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struct v2f {
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float4 vertex : SV_POSITION;
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float2 texcoord0 : TEXCOORD0;
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float2 texcoord1 : TEXTCOORD1;
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};
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float _InvControlSize;
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float _InvControlSizeHalf;
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float4 _SplatParams0;
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v2f vert(appdata v)
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{
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v2f o;
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o.vertex = UnityObjectToClipPos(v.vertex);
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o.texcoord0 = float2(v.texcoord.y* _InvControlSize + _InvControlSizeHalf,0.0);
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o.texcoord1 = float2(v.texcoord.x* _SplatParams0.x, v.color.x);
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return o;
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}
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sampler2D _Control;
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sampler2D _Splat0;
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sampler2D _Splat1;
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fixed4 frag(v2f i) : SV_Target
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{
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half4 var = tex2D(_Splat1, i.texcoord1);
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half var2 = floor(tex2D(_Control, i.texcoord0).y);
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fixed4 var3 = tex2D(_Splat0, i.texcoord1);
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var3.xyz += (var.xyz - var3.xyz) * var2;
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return var3;
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}
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ENDCG
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}
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}
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Fallback "VertexLit"
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}
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