From 80438d224e55d7e0ce6f542af6574aa6a0878d3b Mon Sep 17 00:00:00 2001
From: sz-p <sz_p@outlook.com>
Date: Wed, 25 Sep 2024 20:02:59 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=20The=20polar=20coord?=
 =?UTF-8?q?=20clip=20should=20include=20center=20point=20in=20scatter?=
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---
 src/coord/polar/Polar.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/coord/polar/Polar.ts b/src/coord/polar/Polar.ts
index 43f63a75f4..b34d0a8f92 100644
--- a/src/coord/polar/Polar.ts
+++ b/src/coord/polar/Polar.ts
@@ -214,7 +214,7 @@ class Polar implements CoordinateSystem, CoordinateSystemMaster {
         const angleExtent = angleAxis.getExtent();
 
         const RADIAN = Math.PI / 180;
-
+        const EPSILON = 1e-4;
         return {
             cx: this.cx,
             cy: this.cy,
@@ -233,7 +233,8 @@ class Polar implements CoordinateSystem, CoordinateSystemMaster {
                 const r0 = this.r0;
 
                 // minus a tiny value 1e-4 in double side to avoid being clipped unexpectedly
-                return (d2 - 1e-4) <= r * r && (d2 + 1e-4) >= r0 * r0;
+                // r == r0 contain nothing
+                return r !== r0 && (d2 - EPSILON) <= r * r && (d2 + EPSILON) >= r0 * r0;
             }
         };
     }