From a6440a6f3faa6c9292819aa6cb5894fdbfe2f6c9 Mon Sep 17 00:00:00 2001
From: ChenX <maple6@vip.qq.com>
Date: Wed, 4 Jul 2018 09:51:08 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8F=90=E9=AB=98=E7=82=B9=E5=9C=A8=E6=9B=B2?=
 =?UTF-8?q?=E7=BA=BF=E4=B8=8A=E7=9A=84=E7=B2=BE=E5=BA=A6.=20IKWGF#note=5F9?=
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---
 src/DatabaseServices/Curve.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/DatabaseServices/Curve.ts b/src/DatabaseServices/Curve.ts
index 5ba41097e..65d326aa0 100644
--- a/src/DatabaseServices/Curve.ts
+++ b/src/DatabaseServices/Curve.ts
@@ -121,11 +121,11 @@ export abstract class Curve extends Entity
     //点在曲线上
     PtOnCurve(pt: Vector3): boolean
     {
-        return equal(this.StartPoint, pt) || equal(this.EndPoint, pt) || this.ParamOnCurve(this.GetParamAtPoint(pt));
+        return equal(this.StartPoint, pt, 1e-12) || equal(this.EndPoint, pt, 1e-12) || this.ParamOnCurve(this.GetParamAtPoint(pt));
     }
 
-    //参数在曲线上,增加误差范围1e-6
-    ParamOnCurve(param: number): boolean { return !isNaN(param) && param >= -1e-6 && param <= this.EndParam + 1e-6; }
+    //参数在曲线上 容差,1e-12
+    ParamOnCurve(param: number, fuzz = 1e-12): boolean { return !isNaN(param) && param >= -fuzz && param <= this.EndParam + fuzz; }
     GetOffsetCurves(offsetDist: number): Array<Curve> { return; }
     GetClosestPointTo(pt: Vector3, extend: boolean): Vector3 { return; }