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88 行
2.0 KiB
88 行
2.0 KiB
Shader "Custom/WireFrame" {
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Properties {
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_LineColor ("LineColor", Color) = (1, 1, 1, 1)
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_MainColor ("_MainColor", Color) = (1, 1, 1, 1)
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_LineWidth ("Line width", Range(0, 1)) = 0.1
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_ParcelSize ("ParcelSize", Range(0, 100)) = 1
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}
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SubShader {
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Tags { "Queue"="Transparent" "RenderType"="Transparent" }
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CGPROGRAM
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#pragma surface surf Lambert alpha
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sampler2D _MainTex;
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float4 _LineColor;
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float4 _MainColor;
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fixed _LineWidth;
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float _ParcelSize;
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struct Input {
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float2 uv_MainTex;
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float3 worldPos;
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};
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void surf (Input IN, inout SurfaceOutput o) {
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half val1 = step(_LineWidth * 2, frac(IN.worldPos.x / _ParcelSize) + _LineWidth);
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half val2 = step(_LineWidth * 2, frac(IN.worldPos.z / _ParcelSize) + _LineWidth);
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fixed val = 1 - (val1 * val2);
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o.Albedo = lerp(_MainColor, _LineColor, val);
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o.Alpha = 1;
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}
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ENDCG
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}
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FallBack "Diffuse"
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}
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// //Shader uses screen-space partial derivatives, works the best with terrain meshes.
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// Shader "Wireframe"
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// {
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// Properties
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// {
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// [Header(Settings)] [Toggle] _transparency ("Transparency", Float) = 1
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// }
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// Subshader
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// {
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// Pass
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// {
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// Cull Off
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// CGPROGRAM
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// #pragma vertex vertex_shader
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// #pragma fragment pixel_shader
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// #pragma target 3.0
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// struct structure
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// {
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// float4 gl_Position : SV_POSITION;
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// float3 vertex : TEXCOORD0;
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// };
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// float _transparency;
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// structure vertex_shader (float4 vertex:POSITION)
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// {
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// structure vs;
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// vs.gl_Position = UnityObjectToClipPos (vertex);
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// vs.vertex = vertex;
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// return vs;
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// }
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// float4 pixel_shader (structure ps) : COLOR
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// {
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// float2 p = ps.vertex.xz;
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// float2 g = abs(frac(p - 0.5) - 0.5) / fwidth(p);
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// float s = min(g.x, g.y);
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// float4 c = float4(s,s,s, 1.0);
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// if (c.r<1.0)
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// return 1.0-c;
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// else
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// {
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// if (_transparency==1) discard;
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// return 0;
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// }
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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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