添加UI滚动shader

Assets/Art/Shader.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 2908e0280295b3a41bfaa327ba221dcc
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Art/Shader/UI_Scroll.shader

@@ -0,0 +1,63 @@
+Shader "Unlit/UI_Scroll"
+{
+    Properties
+    {
+        _MainTex("MainTex", 2D) = "white" {}    // 纹理    
+        _ScrollX("ScrollX",Float) = 1.0// X滚动速度
+        _ScrollY("ScrollY",Float) = 1.0// Y滚动速度
+
+    }
+        SubShader
+    {
+        Tags{ "RenderType" = "Opaque" "Queue" = "Geometry" }
+        LOD 100
+
+        Pass
+    {
+        Tags{ "LightMode" = "ForwardBase" }
+        CGPROGRAM
+#pragma vertex vert
+#pragma fragment frag
+
+
+#include "UnityCG.cginc"
+
+        struct a2v
+    {
+        float4 vertex : POSITION;
+        float2 texcoord : TEXCOORD0;
+    };
+
+    struct v2f
+    {
+        float4 pos : SV_POSITION;
+        float2 uv : TEXCOORD0;
+    };
+
+    sampler2D _MainTex;
+    float4 _MainTex_ST;
+    float _ScrollX;
+    float _ScrollY;
+
+    v2f vert(a2v v)
+    {
+        v2f o;
+        o.pos = UnityObjectToClipPos(v.vertex);
+
+        o.uv.xy = TRANSFORM_TEX(v.texcoord, _MainTex) + frac(float2 (_ScrollX, _ScrollY) * _Time.y);
+
+        return o;
+    }
+
+    fixed4 frag(v2f i) : SV_Target
+    {
+
+        fixed4 c = tex2D(_MainTex, i.uv.xy);
+
+    return c;
+    }
+        ENDCG
+    }
+    }
+        FallBack "VertexLit"
+}

Assets/Art/Shader/UI_Scroll.shader.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: b525dfb7f1b421e48afc6350c186c859
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  nonModifiableTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: