2nd update on 20230415 by nitload youmu

源代码/StgSharp/Geometries/Circle.cs

@@ -1,15 +1,17 @@
-using StgSharp.Math;
+using StgSharp.Linear;
+using StgSharp.Math;
 using System;
 using System.Collections.Generic;
 using System.Text;
 
 namespace StgSharp.Geometries
 {
-    public class Circle : IGeometry
+    public class Circle : IPlainGeometry
     {
         internal Point _baseCenter;
         internal Point _center;
-        internal Point _radiusVec;
+        internal Point _pointOnCircle;
+        internal Point _pointOnPlain;
         internal RenderMode _renderMode;
         internal readonly uint bornTick;
 
@@ -17,9 +19,9 @@ namespace StgSharp.Geometries
 
         public override Point RefPoint => _center;
 
-        public override Point RefVec01 => _radiusVec;
+        public override Point RefVec01 => _pointOnCircle;
 
-        public override Point RefVec02 => default;
+        public override Point RefVec02 => _pointOnPlain;
 
         public override RenderMode renderMode => _renderMode;
 
@@ -40,19 +42,19 @@ namespace StgSharp.Geometries
 
         internal override void CalcVec02(vec3d vec, uint tick)
         {
-            _radiusVec._position = vec + UpdateRadius(tick);
+            _pointOnCircle._position = vec + UpdateRadius(tick);
         }
 
         internal override void CalcVec03(vec3d vec, uint tick)
         {
-            throw new NotImplementedException();
+            _pointOnPlain._position = vec + UpdatePlain(tick);
         }
 
         public virtual vec3d MoveCenter(uint tick) => default;
 
         public virtual vec3d UpdateRadius(uint tick) => default;
 
-        
+        public virtual vec3d UpdatePlain(uint tick) => default;
 
         public override float SetArrayX()
         {
@@ -64,6 +66,11 @@ namespace StgSharp.Geometries
             throw new NotImplementedException();
         }
 
+        public override Plain GetPlain()
+        {
+            return new Plain(_center,_pointOnCircle,_pointOnPlain);
+        }
+
         internal override void OnRender(uint tick)
         {
             tick-=bornTick;