unity数列帧播放特效Shader怎么能放有光晕的特效能光晕清晰点-Toy模板网

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怎么能放有光晕的特效能光晕清晰点

Shader "Series/CRLuo_Teaching_Tex_Amin_G"
{
Properties
{
       [NoScaleOffset]
_MainTex ("Texture", 2D) = "white" {}
_X_Sum("across",float) = 3
       _Y_Sum("vertical",float) = 3
_ShowID("ID",float) = 0
       [Toggle(_AutoPlay_Key)] _AutoPlay_Key("自动播放",Float) = 0
       _PlaySpeed("播放速度",float) = 1
}
SubShader
{
Tags {"Queue" = "Transparent" "RenderType" = "Transparent"}
LOD 100

Pass
{
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
// make fog work
#pragma multi_compile_fog
           #pragma shader_feature _AutoPlay_Key
#include "UnityCG.cginc"

struct appdata
{
float4 vertex : POSITION;
float2 uv : TEXCOORD0;
};

struct v2f
{
float2 uv : TEXCOORD0;
UNITY_FOG_COORDS(1)
float4 vertex : SV_POSITION;
};

sampler2D _MainTex;
           float _X_Sum;
           float   _Y_Sum;
           float   _ShowID;
           float _PlaySpeed;
v2f vert (appdata v)
{
v2f o;
o.vertex = UnityObjectToClipPos(v.vertex);
o.uv = v.uv;
UNITY_TRANSFER_FOG(o,o.vertex);
return o;
}

fixed4 frag (v2f i) : SV_Target
{


           #ifdef _AutoPlay_Key

               _ShowID += _Time.y*   _PlaySpeed;

   #endif

           _ShowID = _ShowID % (_X_Sum*_Y_Sum);

           _ShowID = floor(_ShowID);

           float indexY = floor(_ShowID / _X_Sum);

float indexX = _ShowID - _X_Sum * indexY;

           float2 AnimUV = float2(i.uv.x / _X_Sum, i.uv.y / _Y_Sum);


           AnimUV.x += indexX / _X_Sum ;

           //AnimUV.y +=indexY / _YSum;


           AnimUV.y +=(_Y_Sum-1 - indexY )/ _Y_Sum;

           fixed4 col = tex2D(_MainTex, AnimUV);

           clip(col.a - 0.5);

           // apply fog
UNITY_APPLY_FOG(i.fogCoord, col);

               return col;
}
ENDCG
}
}
}文章来源地址https://www.toymoban.com/news/detail-792978.html