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Forked from aras-p/fbfetch.shader
Created August 15, 2019 14:33
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Framebuffer fetch shader in Unity
#include "UnityCG.cginc"
#pragma vertex vert
#pragma fragment frag
// in practice: only compile for gles2,gles3,metal
#pragma only_renderers framebufferfetch
struct appdata_t {
float4 vertex : POSITION;
float2 texcoord : TEXCOORD0;
struct v2f {
float4 vertex : SV_POSITION;
fixed4 color : TEXCOORD0;
v2f vert (appdata_t v)
v2f o;
o.vertex = mul(UNITY_MATRIX_MVP, v.vertex);
o.color.rg = v.texcoord*4.0; = 0;
return o;
void frag (v2f i, inout fixed4 ocol : SV_Target)
i.color = frac(i.color);
ocol.rg = i.color.rg;
ocol.b *= 1.5;
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