71 lines
2.0 KiB
Plaintext
71 lines
2.0 KiB
Plaintext
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Shader "Custom/WireframeWhiteSurface" {
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Properties {
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_WireColor ("Wire Color", Color) = (0,0,0,1) // <20>߿<EFBFBD><DFBF><EFBFBD>ɫ
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_SurfaceColor ("Surface Color", Color) = (1,1,1,1) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
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_Thickness ("Thickness", Range(0, 0.5)) = 0.05
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}
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SubShader {
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Tags { "RenderType"="Opaque" }
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LOD 100
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Pass {
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma geometry geom
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#include "UnityCG.cginc"
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struct appdata {
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float4 vertex : POSITION;
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};
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struct v2g {
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float4 vertex : POSITION;
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};
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struct g2f {
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float4 pos : SV_POSITION;
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float3 bary : TEXCOORD0;
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};
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float _Thickness;
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fixed4 _WireColor;
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fixed4 _SurfaceColor;
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v2g vert (appdata v) {
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v2g o;
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o.vertex = v.vertex;
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return o;
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}
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[maxvertexcount(3)]
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void geom(triangle v2g IN[3], inout TriangleStream<g2f> stream) {
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g2f o;
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o.bary = float3(1, 0, 0);
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o.pos = UnityObjectToClipPos(IN[0].vertex);
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stream.Append(o);
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o.bary = float3(0, 1, 0);
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o.pos = UnityObjectToClipPos(IN[1].vertex);
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stream.Append(o);
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o.bary = float3(0, 0, 1);
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o.pos = UnityObjectToClipPos(IN[2].vertex);
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stream.Append(o);
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}
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fixed4 frag (g2f i) : SV_Target {
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ե<EFBFBD><D4B5><EFBFBD><EFBFBD>
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float minBary = min(min(i.bary.x, i.bary.y), i.bary.z);
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// <20>߿֣<F2B2BFB7><D6A3><EFBFBD>ɫ
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if (minBary < _Thickness) {
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return _WireColor;
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}
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// <20><><EFBFBD>沿<EFBFBD>֣<EFBFBD><D6A3><EFBFBD>ɫ
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return _SurfaceColor;
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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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