From: akaftasev <akaftasev@opencascade.com>
Date: Tue, 18 Oct 2022 06:39:03 +0000 (+0300)
Subject: 0032691: Modeling Algorithms - Exception when trying to build solid during sweep... 
X-Git-Tag: V7_7_0~10
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=25b5e83a4c8c24c531d861272b06ae7f005a711c;p=occt.git

0032691: Modeling Algorithms - Exception when trying to build solid during sweep algorithm

Changed the condition for checking the correctness of the sweep algorithm. Exception is no longer raised, algorithm finishes with "Not done" status.
---

diff --git a/src/BRepFill/BRepFill_Sweep.cxx b/src/BRepFill/BRepFill_Sweep.cxx
index 1be188dd79..e6a1e238b8 100644
--- a/src/BRepFill/BRepFill_Sweep.cxx
+++ b/src/BRepFill/BRepFill_Sweep.cxx
@@ -3002,7 +3002,7 @@ void BRepFill_Sweep::Build(TopTools_MapOfShape& ReversedEdges,
         }
       }
 
-    if (aNbFaces == 0)
+    if ((NbTrous > 0) ? (aNbFaces < NbLaw) : (aNbFaces == 0))
     {
       isDone = Standard_False;
       return;
diff --git a/tests/bugs/modalg_7/bug32691 b/tests/bugs/modalg_7/bug32691
new file mode 100644
index 0000000000..e3132262b5
--- /dev/null
+++ b/tests/bugs/modalg_7/bug32691
@@ -0,0 +1,19 @@
+puts "=============================================="
+puts "0032691: Modeling Algorithms - Crash when trying to build solid during sweep algorithm"
+puts "=============================================="
+puts ""
+
+puts "REQUIRED ALL: Buildsweep : Not Done"
+
+bsplinecurve s 3 8  0 4  1 3  2 3  3 3  4 3  5 3  6 3  7 4  65.1 7.3076 2.1 1  65.1 7.3027 1.9217 1  65.1 7.2978 1.7434 1  65.1 7.2928 1.5652 1  65.1 7.2899 1.4588 1  65.1 7.2869 1.3524 1  65.1 7.284 1.2461 1  65.1 7.272 1.2388 1  65.1 7.26 1.2315 1  65.1 7.248 1.2243 1  65.1 7.1717 1.1778 1  65.1 7.0954 1.1314 1  65.1 7.019 1.0849 1  65.1 6.9424 1.0379 1  65.1 6.8657 0.9909 1  65.1 6.789 0.9438 1  65.1 6.7782 0.9372 1  65.1 6.7673 0.9305 1  65.1 6.7565 0.9238 1  65.1 6.7436 0.9159 1  65.1 6.7307 0.908 1  65.1 6.7178 0.9 1
+mkedge s s
+wire s s
+
+polyline p 65.09999999999999 7.3076 2.1  65.0855660928097 7.16839889506023 2.10383597533476  65.0746247111087 7.16953256986072 2.10380518704116  65.08905861829901 7.30873367480049 2.0999692117064  65.09999999999999 7.3076 2.1
+
+mksweep s 
+addsweep p
+setsweep -DT
+if [catch {buildsweep r -C -S}] {
+	puts "Error: exception is raised"
+}