Created
April 22, 2013 22:59
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Shader for Unity that vertex blends two textures with a mask. Imperfect.
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| Shader "Custom/VertexBlendMaskedCleanEdges" { | |
| Properties | |
| { | |
| _Over ("Over", 2D) = "white" {} | |
| _Under ("Under", 2D) = "white" {} | |
| _Mask ("Mask", 2D) = "white" {} | |
| _Bias ("Edge Bias", Range(0.5, 30.0)) = 4.0 | |
| _Edge ("Edge Sharpness", Float) = 10.0 | |
| _Fall ("Blend Falloff", Float) = 1.0 | |
| } | |
| SubShader | |
| { | |
| Tags | |
| { | |
| "Queue" = "Geometry-100" | |
| "RenderType" = "Opaque" | |
| } | |
| CGPROGRAM | |
| #pragma surface surf Lambert | |
| struct Input | |
| { | |
| float2 uv_Under : TEXCOORD0; | |
| float2 uv_Over : TEXCOORD1; | |
| float2 uv_Mask : TEXCOORD2; | |
| float4 color : COLOR; | |
| }; | |
| sampler2D _Over,_Under,_Mask; | |
| float _Edge; | |
| float _Bias; | |
| float _Fall; | |
| void surf (Input IN, inout SurfaceOutput o) | |
| { | |
| fixed3 mask = tex2D (_Mask, IN.uv_Mask); | |
| fixed3 col; | |
| mask = mask.r; | |
| mask *= IN.color.r; | |
| mask *= _Bias; | |
| mask = pow(mask, _Edge); | |
| mask = clamp((mask.r - IN.color.r) / _Fall, 0.0, 1.0); | |
| col = tex2D (_Under, IN.uv_Under).rgb * 1 - mask.r; | |
| col = max(tex2D (_Over, IN.uv_Over).rgb * mask.r, col); | |
| o.Albedo = col; | |
| o.Alpha = 0.0; | |
| } | |
| ENDCG | |
| } | |
| } |
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Awesome!
ایول حال کردم