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Shader "Custom/SteamVR_Overlay" {
Properties { _MainTex ("Base (RGB)", 2D) = "white" {} }
CGINCLUDE
#include "UnityCG.cginc"
sampler2D _MainTex;
struct v2f {
float4 pos : SV_POSITION;
float2 tex : TEXCOORD0;
};
v2f vert(appdata_base v) {
v2f o;
o.pos = v.vertex;
o.tex = v.texcoord;
return o;
}
float4 frag(v2f i) : COLOR {
return tex2D(_MainTex, i.tex);
}
float4 frag_linear(v2f i) : COLOR {
return pow(tex2D(_MainTex, i.tex), 2.2);
}
ENDCG
SubShader {
Pass {
Blend SrcAlpha OneMinusSrcAlpha
ZTest Always Cull Off ZWrite Off
Fog { Mode Off }
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
ENDCG
}
Pass {
Blend SrcAlpha OneMinusSrcAlpha
ZTest Always Cull Off ZWrite Off
Fog { Mode Off }
CGPROGRAM
#pragma vertex vert
#pragma fragment frag_linear
ENDCG
}
}
}
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