From 09e36976f3c385a4d05eff790bafceff9ad877d2 Mon Sep 17 00:00:00 2001
From: knosulko <knosulko@opencascade.com>
Date: Tue, 19 Apr 2022 15:30:25 +0300
Subject: [PATCH] 0024790: Modeling Algorithms - missing intersection curve
 between two surfaces.

Adaptor3d/Adaptor3d_TopolTool.cxx - increasing minimal nb sample-points for BSpline surfaces.
---
 src/Adaptor3d/Adaptor3d_TopolTool.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Adaptor3d/Adaptor3d_TopolTool.cxx b/src/Adaptor3d/Adaptor3d_TopolTool.cxx
index 807291d755..6c082a057d 100644
--- a/src/Adaptor3d/Adaptor3d_TopolTool.cxx
+++ b/src/Adaptor3d/Adaptor3d_TopolTool.cxx
@@ -881,7 +881,9 @@ void Adaptor3d_TopolTool::SamplePnts(const Standard_Real theDefl,
 //   case GeomAbs_BSplineSurface: {
   if(typS == GeomAbs_BSplineSurface) {
     // Processing BSpline surface 
-    BSplSamplePnts(theDefl, theNUmin, theNVmin);
+    Standard_Integer aNUmin = (Standard_Integer)(1.2 * theNUmin);
+    Standard_Integer aNVmin = (Standard_Integer)(1.2 * theNVmin);
+    BSplSamplePnts(theDefl, aNUmin, aNVmin);
     return;
   }
   else {
-- 
2.39.5