64 lines
1.3 KiB
Plaintext
64 lines
1.3 KiB
Plaintext
// 用于绘制远处天空盒平面的
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Shader "GcAR/SkyPlane"
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{
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Properties
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{
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_MainTex ("Texture", 2D) = "white" {}
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}
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SubShader
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{
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Tags { "RenderType"="Opaque" }
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// 深度包围盒的模板值是2
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// 当模板缓冲区!=2才通过测试
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Stencil {
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Ref 2
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Comp notequal
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}
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Pass
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{
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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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{
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float4 vertex : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct v2f
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{
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float2 uv : TEXCOORD0;
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float4 vertex : SV_POSITION;
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};
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sampler2D _MainTex;
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float4 _MainTex_ST;
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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.uv = TRANSFORM_TEX(v.uv, _MainTex);
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return o;
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}
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fixed4 frag (v2f i) : SV_Target
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{
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// sample the texture
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fixed4 col = tex2D(_MainTex, i.uv);
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return col;
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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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