daily update on 20230408 by nitload youmu

源代码/StgSharp/Geometries/Circle.cs

@@ -3,7 +3,7 @@ using System;
 using System.Collections.Generic;
 using System.Text;
 
-namespace StgSharp
+namespace StgSharp.Geometries
 {
     public class Circle : IGeometry
     {
@@ -11,6 +11,7 @@ namespace StgSharp
         internal Point _center;
         internal Point _radiusVec;
         internal RenderMode _renderMode;
+        internal readonly uint bornTick;
 
         public override Point BasePoint => _baseCenter;
 
@@ -22,6 +23,16 @@ namespace StgSharp
 
         public override RenderMode renderMode => _renderMode;
 
+        public Circle(uint bornTime) : base(bornTime)
+        {
+            bornTick = bornTime;
+        }
+
+        public Circle(Counter<uint> tickCounter) : base(tickCounter)
+        {
+            bornTick = tickCounter._value;
+        }
+
         internal override void CalcVec01(uint tick)
         {
             _center._position = _baseCenter._position + MoveCenter(tick);
@@ -55,6 +66,7 @@ namespace StgSharp
 
         internal override void OnRender(uint tick)
         {
+            tick-=bornTick;
             CalcVec01(tick);
             switch (_renderMode)
             {