Unity-shader 径向模糊(屏幕特效)

2020-09-16 14:30发布

Shader "Unlit/Motion"

{

Properties

{

_MainTex ("Texture", 2D) = "white" {}

_Level("Level",Range(0,100)) = 10

}

SubShader

{

Tags { "RenderType"="Opaque"}

LOD 100

Pass

{

CGPROGRAM

#pragma vertex vert

#pragma fragment frag

// make fog work

#pragma multi_compile_fog

#include "UnityCG.cginc"

struct appdata

{

float4 vertex : POSITION;

float2 uv : TEXCOORD0;

};

struct v2f

{

float2 uv : TEXCOORD0;

float4 vertex : SV_POSITION;

};

sampler2D _MainTex;

float4 _MainTex_ST;

float _Level;

v2f vert (appdata v)

{

v2f o;

o.vertex = UnityObjectToClipPos(v.vertex);

o.uv = TRANSFORM_TEX(v.uv, _MainTex);

return o;

}

fixed4 frag (v2f i) : SV_Target

{

fixed4 c;

fixed2 center = fixed2(.5,.5);

fixed2 uv = i.uv - center;

fixed3 c1 = fixed3(0,0,0);

for (fixed j = 0; j < _Level; j++) {

c1 += tex2D(_MainTex,uv*(1 - 0.01*j) + center).rgb;

}

c.rgb = c1 / _Level;

c.a = 1;

return c;

}

ENDCG

}

}

}

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作者:unity游侠

链接:https://blog.csdn.net/y90o08u28/article/details/87365331

来源:CSDN
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