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Mantis issue 0020956: [CEA 421] Problem with ChangeOrientation.

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This commit is contained in:
jfa 2010-10-12 06:58:01 +00:00
parent 66d871d010
commit 2c77e1512d
1 changed files with 69 additions and 6 deletions
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75
src/GEOMImpl/GEOMImpl_Block6Explorer.cxx
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@ -18,7 +18,6 @@
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
#include <Standard_Stream.hxx>
@ -62,8 +61,11 @@
#include <Geom_TrimmedCurve.hxx>
#include <GeomFill_Generator.hxx>
#include <gce_MakePln.hxx>
#include <Precision.hxx>
#include <gp_Pnt.hxx>
#include <gp_Pln.hxx>
#include <TColgp_Array1OfPnt.hxx>
#include <StdFail_NotDone.hxx>
@ -1198,11 +1200,72 @@ void GEOMImpl_Block6Explorer::MakeFace (const TopoDS_Wire& theWire,
const Standard_Boolean isPlanarWanted,
TopoDS_Shape& theResult)
{
// try to build face on plane or on any surface under the edges of the wire
BRepBuilderAPI_MakeFace MK (theWire, isPlanarWanted);
if (MK.IsDone()) {
theResult = MK.Shape();
return;
// Workaround for Mantis issue 0020956
if (isPlanarWanted) {
// Count the number of points in the wire.
// Collect the first three points.
gp_Pnt p1, p2, p3;
bool is3Pnts(false);
bool p1set(false), p2set(false), p3set(false);
BRepTools_WireExplorer wexpl(theWire);
for (; wexpl.More(); wexpl.Next()) {
if (!p1set) {
p1set = true;
is3Pnts = true;
p1 = BRep_Tool::Pnt(wexpl.CurrentVertex());
}
else if (!p2set) {
p2set = true;
is3Pnts = true;
p2 = BRep_Tool::Pnt(wexpl.CurrentVertex());
}
else if (!p3set) {
p3set = true;
is3Pnts = true;
p3 = BRep_Tool::Pnt(wexpl.CurrentVertex());
}
else {
is3Pnts = false;
break;
}
}
// Construct a plane for the case of three points in the wire.
gp_Pln plane;
if (is3Pnts) {
gce_MakePln mkPln(p1, p2, p3);
if (mkPln.IsDone()) {
plane = mkPln.Value();
}
else {
is3Pnts = false;
}
}
// Construct a face based on the plane (in case of three points in the wire) or
// allow MakeFace to build the plane itself (in case of the number of points is greater than 3).
if (is3Pnts) {
BRepBuilderAPI_MakeFace MK (plane, theWire, isPlanarWanted);
if (MK.IsDone()) {
theResult = MK.Shape();
return;
}
}
else {
BRepBuilderAPI_MakeFace MK (theWire, isPlanarWanted);
if (MK.IsDone()) {
theResult = MK.Shape();
return;
}
}
}
else {
// try to build face on plane or on any surface under the edges of the wire
BRepBuilderAPI_MakeFace MK (theWire, isPlanarWanted);
if (MK.IsDone()) {
theResult = MK.Shape();
return;
}
}
if (!isPlanarWanted) {