Created
August 12, 2018 10:33
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// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)' | |
Shader "Custom/Blur" | |
{ | |
Properties | |
{ | |
_Factor ("Factor", Range(0, 5)) = 1.0 | |
} | |
SubShader | |
{ | |
Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" } | |
GrabPass { } | |
Pass | |
{ | |
CGPROGRAM | |
#pragma vertex vert | |
#pragma fragment frag | |
#pragma fragmentoption ARB_precision_hint_fastest | |
#include "UnityCG.cginc" | |
struct appdata | |
{ | |
float4 vertex : POSITION; | |
float2 uv : TEXCOORD0; | |
}; | |
struct v2f | |
{ | |
float4 pos : SV_POSITION; | |
float4 uv : TEXCOORD0; | |
}; | |
v2f vert (appdata v) | |
{ | |
v2f o; | |
o.pos = UnityObjectToClipPos(v.vertex); | |
o.uv = ComputeGrabScreenPos(o.pos); | |
return o; | |
} | |
sampler2D _GrabTexture; | |
float4 _GrabTexture_TexelSize; | |
float _Factor; | |
half4 frag (v2f i) : SV_Target | |
{ | |
half4 pixelCol = half4(0, 0, 0, 0); | |
#define ADDPIXEL(weight,kernelX) tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(float4(i.uv.x + _GrabTexture_TexelSize.x * kernelX * _Factor, i.uv.y, i.uv.z, i.uv.w))) * weight | |
pixelCol += ADDPIXEL(0.05, 4.0); | |
pixelCol += ADDPIXEL(0.09, 3.0); | |
pixelCol += ADDPIXEL(0.12, 2.0); | |
pixelCol += ADDPIXEL(0.15, 1.0); | |
pixelCol += ADDPIXEL(0.18, 0.0); | |
pixelCol += ADDPIXEL(0.15, -1.0); | |
pixelCol += ADDPIXEL(0.12, -2.0); | |
pixelCol += ADDPIXEL(0.09, -3.0); | |
pixelCol += ADDPIXEL(0.05, -4.0); | |
return pixelCol; | |
} | |
ENDCG | |
} | |
GrabPass { } | |
Pass | |
{ | |
CGPROGRAM | |
#pragma vertex vert | |
#pragma fragment frag | |
#pragma fragmentoption ARB_precision_hint_fastest | |
#include "UnityCG.cginc" | |
struct appdata | |
{ | |
float4 vertex : POSITION; | |
float2 uv : TEXCOORD0; | |
}; | |
struct v2f | |
{ | |
float4 pos : SV_POSITION; | |
float4 uv : TEXCOORD0; | |
}; | |
v2f vert (appdata v) | |
{ | |
v2f o; | |
o.pos = UnityObjectToClipPos(v.vertex); | |
o.uv = ComputeGrabScreenPos(o.pos); | |
return o; | |
} | |
sampler2D _GrabTexture; | |
float4 _GrabTexture_TexelSize; | |
float _Factor; | |
fixed4 frag (v2f i) : SV_Target | |
{ | |
fixed4 pixelCol = fixed4(0, 0, 0, 0); | |
#define ADDPIXEL(weight,kernelY) tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(float4(i.uv.x, i.uv.y + _GrabTexture_TexelSize.y * kernelY * _Factor, i.uv.z, i.uv.w))) * weight | |
pixelCol += ADDPIXEL(0.05, 4.0); | |
pixelCol += ADDPIXEL(0.09, 3.0); | |
pixelCol += ADDPIXEL(0.12, 2.0); | |
pixelCol += ADDPIXEL(0.15, 1.0); | |
pixelCol += ADDPIXEL(0.18, 0.0); | |
pixelCol += ADDPIXEL(0.15, -1.0); | |
pixelCol += ADDPIXEL(0.12, -2.0); | |
pixelCol += ADDPIXEL(0.09, -3.0); | |
pixelCol += ADDPIXEL(0.05, -4.0); | |
return pixelCol; | |
} | |
ENDCG | |
} | |
} | |
} |
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