From: anv <anv@opencascade.com>
Date: Fri, 28 Apr 2023 03:26:11 +0000 (+0100)
Subject: 0033369: Modeling Algorithms - BRepBuilderAPI_Transform makes invalid shape after... 
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=refs%2Fheads%2FCR0-ts-fixes_750;p=occt.git

0033369: Modeling Algorithms - BRepBuilderAPI_Transform makes invalid shape after transformation

Added check to avoid setting parametric boundaries to infinity.
---

diff --git a/src/BRepTools/BRepTools_TrsfModification.cxx b/src/BRepTools/BRepTools_TrsfModification.cxx
index 6bc92499cd..c70a59f51c 100644
--- a/src/BRepTools/BRepTools_TrsfModification.cxx
+++ b/src/BRepTools/BRepTools_TrsfModification.cxx
@@ -182,11 +182,11 @@ Standard_Boolean BRepTools_TrsfModification::NewCurve2d
     if(l - lc > Precision::PConfusion()) l = lc;
     if(Abs(l - f) < Precision::PConfusion())
     {
-      if(Abs(f - fc) < Precision::PConfusion())
+      if(Abs(f - fc) < Precision::PConfusion() && !Precision::IsInfinite(lc))
       {
         l = lc;
       }
-      else
+      else if (!Precision::IsInfinite(fc))
       {
         f = fc;
       }
diff --git a/tests/bugs/modalg_7/bug33369 b/tests/bugs/modalg_7/bug33369
new file mode 100644
index 0000000000..ab98074f81
--- /dev/null
+++ b/tests/bugs/modalg_7/bug33369
@@ -0,0 +1,11 @@
+puts "======================================================="
+puts "0033369: OCCT:Modeling Algorithms - BRepBuilderAPI_Transform makes invalid shape after transformation"
+puts "======================================================="
+puts ""
+
+restore [locate_data_file bug33369.brep] f
+
+ttranslate f 1 1 1 -copy
+
+checkshape f
+