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ElectricityBusinessHall_DigitalTwin
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ElectricityBusinessHall_Dig.../Assets/Res/Material/BackBlurRadius.shader

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Shader "Custom/UI/BackBlurRadius" {
Properties
{
[PerRendererData] _MainTex("Sprite Texture", 2D) = "white" {}
_Color("Main Color", Color) = (1,1,1,1)
_Size("Size", Range(0, 20)) = 1
_Radius("Radius", Range(0,0.5)) = 0
}
Category{
// We must be transparent, so other objects are drawn before this one.
Tags {
"Queue" = "Transparent"
"IgnoreProjector" = "True"
"RenderType" = "Transparent"
"PreviewType" = "Plane"
"CanUseSpriteAtlas" = "True"
}
SubShader {
// Horizontal blur
GrabPass {
Tags { "LightMode" = "Always" }
}
Pass {
Tags { "LightMode" = "Always" }
Name "BackBlurHor"
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#pragma fragmentoption ARB_precision_hint_fastest
#include "UnityCG.cginc"
fixed _Radius;
struct appdata_t {
float4 vertex : POSITION;
float2 texcoord : TEXCOORD0;
float4 color : COLOR;
};
struct v2f {
float4 vertex : POSITION;
float4 uvgrab : TEXCOORD0;
float4 color : COLOR;
float2 srcUV:TEXCOORD3;
float2 adaptUV:TEXCOORD1;
};
v2f vert(appdata_t v) {
v2f o;
o.vertex = UnityObjectToClipPos(v.vertex);
#if UNITY_UV_STARTS_AT_TOP
float scale = -1.0;
#else
float scale = 1.0;
#endif
o.uvgrab.xy = (float2(o.vertex.x, o.vertex.y * scale) + o.vertex.w) * 0.5;
o.uvgrab.zw = o.vertex.zw;
o.color = v.color;
o.srcUV = v.texcoord;
// <20><><EFBFBD><EFBFBD>uv<75><76>Χ<EFBFBD><CEA7>(0,1)<29><>(-0.5,0.5)<29><><EFBFBD><EFBFBD>ͼƬuvԭ<76><D4AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>½ǵ<C2BD><C7B5><EFBFBD><EFBFBD>ĵ<EFBFBD>
o.adaptUV = v.texcoord - fixed2(0.5, 0.5);
return o;
}
sampler2D _GrabTexture;
float4 _GrabTexture_TexelSize;
float4 _MainTex_TexelSize;
float _Size;
uniform float4 _Color;
// static float GaussianKernel[9] = {
// 0.05, 0.09, 0.12,
// 0.15, 0.18, 0.15,
// 0.12, 0.09, 0.05
// };
// static float GaussianKernel[19] = {
// 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09,
// 0.1,
// 0.09, 0.08, 0.07, 0.06, 0.05, 0.04, 0.03, 0.02, 0.01,
// };
// static float GaussianKernelD[19] = {
// -9.0, -8.0, -7.0, -6.0, -5.0, -4.0, -3.0, -2.0, -1.0,
// 0.0,
// +1.0, +2.0, +3.0, +4.0, +5.0, +6.0, +7.0, +8.0, +9.0,
// };
half4 GrabPixel(v2f i, float weight, float kernelx) {
if (i.uvgrab.x == 0 && i.uvgrab.y == 0) {
kernelx = 0;
}
return tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(float4(i.uvgrab.x + _GrabTexture_TexelSize.x * kernelx * _Size, i.uvgrab.y, i.uvgrab.z, i.uvgrab.w))) * weight;
}
half4 frag(v2f i) : COLOR {
half4 sum = half4(0,0,0,0);
// #define GRABPIXEL(weight, kernelx) tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(float4(i.uvgrab.x + _GrabTexture_TexelSize.x * kernelx*_Size, i.uvgrab.y, i.uvgrab.z, i.uvgrab.w))) * weight
sum += GrabPixel(i, 0.05, -4.0);
sum += GrabPixel(i, 0.09, -3.0);
sum += GrabPixel(i, 0.12, -2.0);
sum += GrabPixel(i, 0.15, -1.0);
sum += GrabPixel(i, 0.18, 0.0);
sum += GrabPixel(i, 0.15, +1.0);
sum += GrabPixel(i, 0.12, +2.0);
sum += GrabPixel(i, 0.09, +3.0);
sum += GrabPixel(i, 0.05, +4.0);
// sum += GrabPixel(i, 0.01, -9.0);
// sum += GrabPixel(i, 0.02, -8.0);
// sum += GrabPixel(i, 0.03, -7.0);
// sum += GrabPixel(i, 0.04, -6.0);
// sum += GrabPixel(i, 0.05, -5.0);
// sum += GrabPixel(i, 0.06, -4.0);
// sum += GrabPixel(i, 0.07, -3.0);
// sum += GrabPixel(i, 0.08, -2.0);
// sum += GrabPixel(i, 0.09, -1.0);
// sum += GrabPixel(i, 0.10, 0.0);
// sum += GrabPixel(i, 0.09, +1.0);
// sum += GrabPixel(i, 0.08, +2.0);
// sum += GrabPixel(i, 0.07, +3.0);
// sum += GrabPixel(i, 0.06, +4.0);
// sum += GrabPixel(i, 0.05, +5.0);
// sum += GrabPixel(i, 0.04, +6.0);
// sum += GrabPixel(i, 0.03, +7.0);
// sum += GrabPixel(i, 0.02, +8.0);
// sum += GrabPixel(i, 0.01, +9.0);
float4 col5 = tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(i.uvgrab));
float decayFactor = 1.0f;
if (i.uvgrab.x == 0 && i.uvgrab.y == 0) {
decayFactor = 0;
}
sum = lerp(col5, sum, decayFactor) * i.color * _Color;
fixed4 col = fixed4(0, 0, 0, 0);
// <20><><EFBFBD>Ȼ<EFBFBD><C8BB><EFBFBD><EFBFBD>м䲿<D0BC>֣<EFBFBD><D6A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD>ǰ뾶<C7B0><EBBEB6><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>(adaptUV x y <20><><EFBFBD><EFBFBD>ֵС<D6B5><D0A1> 0.5-Բ<>ǰ뾶<C7B0>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>)
if (abs(i.adaptUV).x < (0.5 - _Radius) || abs(i.adaptUV).y < (0.5 - _Radius))
{
col = tex2D(_GrabTexture, i.srcUV);
}
else
{
// <20><><EFBFBD><EFBFBD><EFBFBD>ĸ<EFBFBD>Բ<EFBFBD>Dz<EFBFBD><C7B2>֣<EFBFBD><D6A3>൱<EFBFBD><E0B5B1><EFBFBD><EFBFBD> <20><>0.5-Բ<>ǰ뾶<C7B0><EBBEB6>0.5-Բ<>ǰ뾶<C7B0><EBBEB6>ΪԲ<CEAA>ģ<EFBFBD><C4A3><EFBFBD> uv <20><> Բ<>ǰ뾶<C7B0>ڵ<EFBFBD>uv<75><76><EFBFBD>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD>
if (length(abs(i.adaptUV) - fixed2(0.5 - _Radius, 0.5 - _Radius)) < _Radius) {
col = tex2D(_GrabTexture, i.srcUV);
}
else// <20><><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2>ֺ<EFBFBD><D6BA>Ե<EFBFBD>
{
discard;
}
}
return sum;
}
ENDCG
}
// Vertical blur
GrabPass {
Tags { "LightMode" = "Always" }
}
Pass {
Tags { "LightMode" = "Always" }
Name "BackBlurVer"
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#pragma fragmentoption ARB_precision_hint_fastest
#include "UnityCG.cginc"
//sampler2D _MainTex;
fixed _Radius;
//fixed4 _Color;
//struct v2f {
// float4 pos:SV_POSITION;
// float2 srcUV:TEXCOORD0; // ԭ<><D4AD><EFBFBD><EFBFBD>uv
// float2 adaptUV:TEXCOORD1; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>uv
//};
struct appdata_t {
float4 vertex : POSITION;
float2 texcoord: TEXCOORD0;
float4 color : COLOR; // ԭ<><D4AD><EFBFBD><EFBFBD>uv
//float2 adaptUV:TEXCOORD1;
};
struct v2f {
float4 vertex : POSITION;
float4 uvgrab : TEXCOORD0;
float4 color : COLOR; // ԭ<><D4AD><EFBFBD><EFBFBD>uv
float2 srcUV:TEXCOORD3;
float2 adaptUV:TEXCOORD1;
};
v2f vert(appdata_t v) {
v2f o;
o.vertex = UnityObjectToClipPos(v.vertex);
#if UNITY_UV_STARTS_AT_TOP
float scale = -1.0;
#else
float scale = 1.0;
#endif
o.uvgrab.xy = (float2(o.vertex.x, o.vertex.y * scale) + o.vertex.w) * 0.5;
o.uvgrab.zw = o.vertex.zw;
o.color = v.color;
//o.pos = UnityObjectToClipPos(v.vertex);
o.srcUV = v.texcoord;
// <20><><EFBFBD><EFBFBD>uv<75><76>Χ<EFBFBD><CEA7>(0,1)<29><>(-0.5,0.5)<29><><EFBFBD><EFBFBD>ͼƬuvԭ<76><D4AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>½ǵ<C2BD><C7B5><EFBFBD><EFBFBD>ĵ<EFBFBD>
o.adaptUV = v.texcoord - fixed2(0.5, 0.5);
return o;
}
//v2f vert(appdata_base v) {
// v2f o;
// o.pos = UnityObjectToClipPos(v.vertex);
// o.srcUV = v.texcoord;
// // <20><><EFBFBD><EFBFBD>uv<75><76>Χ<EFBFBD><CEA7>(0,1)<29><>(-0.5,0.5)<29><><EFBFBD><EFBFBD>ͼƬuvԭ<76><D4AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>½ǵ<C2BD><C7B5><EFBFBD><EFBFBD>ĵ<EFBFBD>
// o.adaptUV = o.srcUV - fixed2(0.5, 0.5);
// return o;
//}
sampler2D _GrabTexture;
float4 _GrabTexture_TexelSize;
float _Size;
uniform float4 _Color;
half4 GrabPixel(v2f i, float weight, float kernely) {
if (i.uvgrab.x == 0 && i.uvgrab.y == 0) {
kernely = 0;
}
return tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(float4(i.uvgrab.x, i.uvgrab.y + _GrabTexture_TexelSize.y * kernely * _Size, i.uvgrab.z, i.uvgrab.w))) * weight;
}
half4 frag(v2f i) : COLOR {
half4 sum = half4(0,0,0,0);
// #define GRABPIXEL(weight,kernely) tex2Dproj( _GrabTexture, UNITY_PROJ_COORD(float4(i.uvgrab.x, i.uvgrab.y + _GrabTexture_TexelSize.y * kernely*_Size, i.uvgrab.z, i.uvgrab.w))) * weight
sum += GrabPixel(i, 0.05, -4.0);
sum += GrabPixel(i, 0.09, -3.0);
sum += GrabPixel(i, 0.12, -2.0);
sum += GrabPixel(i, 0.15, -1.0);
sum += GrabPixel(i, 0.18, 0.0);
sum += GrabPixel(i, 0.15, +1.0);
sum += GrabPixel(i, 0.12, +2.0);
sum += GrabPixel(i, 0.09, +3.0);
sum += GrabPixel(i, 0.05, +4.0);
// sum += GrabPixel(i, 0.01, -9.0);
// sum += GrabPixel(i, 0.02, -8.0);
// sum += GrabPixel(i, 0.03, -7.0);
// sum += GrabPixel(i, 0.04, -6.0);
// sum += GrabPixel(i, 0.05, -5.0);
// sum += GrabPixel(i, 0.06, -4.0);
// sum += GrabPixel(i, 0.07, -3.0);
// sum += GrabPixel(i, 0.08, -2.0);
// sum += GrabPixel(i, 0.09, -1.0);
// sum += GrabPixel(i, 0.10, 0.0);
// sum += GrabPixel(i, 0.09, +1.0);
// sum += GrabPixel(i, 0.08, +2.0);
// sum += GrabPixel(i, 0.07, +3.0);
// sum += GrabPixel(i, 0.06, +4.0);
// sum += GrabPixel(i, 0.05, +5.0);
// sum += GrabPixel(i, 0.04, +6.0);
// sum += GrabPixel(i, 0.03, +7.0);
// sum += GrabPixel(i, 0.02, +8.0);
// sum += GrabPixel(i, 0.01, +9.0);
float4 col5 = tex2Dproj(_GrabTexture, UNITY_PROJ_COORD(i.uvgrab));
float decayFactor = 1.0f;
if (i.uvgrab.x == 0 && i.uvgrab.y == 0) {
decayFactor = 0;
}
sum = lerp(col5, sum, decayFactor) * i.color * _Color;
fixed4 col = fixed4(0, 0, 0, 0);
// <20><><EFBFBD>Ȼ<EFBFBD><C8BB><EFBFBD><EFBFBD>м䲿<D0BC>֣<EFBFBD><D6A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD>ǰ뾶<C7B0><EBBEB6><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>(adaptUV x y <20><><EFBFBD><EFBFBD>ֵС<D6B5><D0A1> 0.5-Բ<>ǰ뾶<C7B0>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>)
if (abs(i.adaptUV).x < (0.5 - _Radius) || abs(i.adaptUV).y < (0.5 - _Radius))
{
col = tex2D(_GrabTexture, i.srcUV);
}
else
{
// <20><><EFBFBD><EFBFBD><EFBFBD>ĸ<EFBFBD>Բ<EFBFBD>Dz<EFBFBD><C7B2>֣<EFBFBD><D6A3>൱<EFBFBD><E0B5B1><EFBFBD><EFBFBD> <20><>0.5-Բ<>ǰ뾶<C7B0><EBBEB6>0.5-Բ<>ǰ뾶<C7B0><EBBEB6>ΪԲ<CEAA>ģ<EFBFBD><C4A3><EFBFBD> uv <20><> Բ<>ǰ뾶<C7B0>ڵ<EFBFBD>uv<75><76><EFBFBD>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD>
if (length(abs(i.adaptUV) - fixed2(0.5 - _Radius, 0.5 - _Radius)) < _Radius) {
col = tex2D(_GrabTexture, i.srcUV);
}
else// <20><><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><C4B2>ֺ<EFBFBD><D6BA>Ե<EFBFBD>
{
discard;
}
}
return sum;
}
ENDCG
}
}
}
}
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