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0007691: Wrong hidden lines computed by HLRBRep_PolyAlgo and HLRBRep_PolyHLRToShape in OCC 5.1 Developed : IFV, VSV and APL

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bugmaster 2011-09-09 10:14:53 +00:00 committed by bugmaster
parent a569e8a002
commit 3fc5780152
2 changed files with 148 additions and 2 deletions
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4
src/HLRBRep/HLRBRep_PolyAlgo.cxx
View File

@ -3651,8 +3651,8 @@ HLRBRep_PolyAlgo::UpdatePolyData (TColStd_Array1OfTransient& PD,
Tri1Flags |= FMskBack;
}
else
// Tri1Flags &= ~FMskBack;
Tri1Flags |= FMskBack;//OCC349
Tri1Flags &= ~FMskBack;
//Tri1Flags |= FMskBack;//OCC349
}
Tri2Node1 = Tri1Node1;
Tri2Node2 = Tri1Node2;

146
src/ViewerTest/ViewerTest_ObjectCommands.cxx
View File

@ -76,6 +76,12 @@
#include <Geom_Axis1Placement.hxx>
#include <AIS_Trihedron.hxx>
#include <AIS_Axis.hxx>
#include <HLRAlgo_Projector.hxx>
#include <HLRBRep_PolyAlgo.hxx>
#include <HLRBRep_PolyHLRToShape.hxx>
#include <Aspect_Window.hxx>
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif
@ -2747,6 +2753,140 @@ static int VClipPlane (Draw_Interpretor& di, Standard_Integer argc, const char**
return 0;
}
//=============================================================================
//function : VComputeHLR
//purpose :
//=============================================================================
static int VComputeHLR (Draw_Interpretor& di,
Standard_Integer argc,
const char** argv)
{
Handle(AIS_InteractiveContext) aContextAIS = ViewerTest::GetAISContext ();
if (aContextAIS.IsNull ())
{
di << "Please call vinit before\n";
return 1;
}
if ( argc != 3 && argc != 12 )
{
di << "Usage: " << argv[0] << " ShapeName HlrName "
<< "[ eye_x eye_y eye_z dir_x dir_y dir_z upx upy upz ]" << "\n"
<< " ShapeName - name of the initial shape\n"
<< " HlrName - result hlr object from initial shape\n"
<< " eye, dir are eye position and look direction\n"
<< " up is the look up direction vector\n"
<< " Use vtop to see projected hlr shape\n";
return 1;
}
// shape and new object name
TCollection_AsciiString aShapeName (argv[1]);
TCollection_AsciiString aHlrName (argv[2]);
TopoDS_Shape aSh = DBRep::Get (argv[1]);
if (aSh.IsNull())
{
BRep_Builder aBrepBuilder;
BRepTools::Read (aSh, argv[1], aBrepBuilder);
if (aSh.IsNull ())
{
di << "No shape with name " << argv[1] << " found\n";
return 1;
}
}
if (GetMapOfAIS ().IsBound2 (aHlrName))
{
di << "Presentable object with name " << argv[2] << " already exists\n";
return 1;
}
// close local context
if (aContextAIS->HasOpenedContext ())
aContextAIS->CloseLocalContext ();
Handle(HLRBRep_PolyAlgo) aPolyAlgo = new HLRBRep_PolyAlgo();
HLRBRep_PolyHLRToShape aHLRToShape;
gp_Pnt anEye;
gp_Dir aDir;
gp_Ax2 aProjAx;
if (argc == 9)
{
gp_Dir anUp;
anEye.SetCoord (atof (argv[3]), atof (argv[4]), atof (argv[5]));
aDir.SetCoord (atof (argv[6]), atof (argv[7]), atof (argv[8]));
anUp.SetCoord (atof (argv[9]), atof (argv[10]), atof (argv[11]));
aProjAx.SetLocation (anEye);
aProjAx.SetDirection (aDir);
aProjAx.SetYDirection (anUp);
}
else
{
gp_Dir aRight;
Handle(V3d_Viewer) aViewer = ViewerTest::GetViewerFromContext();
Handle(V3d_View) aView = ViewerTest::CurrentView();
Standard_Integer aWidth, aHeight;
Standard_Real aCentX, aCentY, aCentZ, aDirX, aDirY, aDirZ;
Standard_Real aRightX, aRightY, aRightZ;
aView->Window()->Size (aWidth, aHeight);
aView->ConvertWithProj (aWidth, aHeight/2,
aRightX, aRightY, aRightZ,
aDirX, aDirY, aDirZ);
aView->ConvertWithProj (aWidth/2, aHeight/2,
aCentX, aCentY, aCentZ,
aDirX, aDirY, aDirZ);
anEye.SetCoord (-aCentX, -aCentY, -aCentZ);
aDir.SetCoord (-aDirX, -aDirY, -aDirZ);
aRight.SetCoord (aRightX - aCentX, aRightY - aCentY, aRightZ - aCentZ);
aProjAx.SetLocation (anEye);
aProjAx.SetDirection (aDir);
aProjAx.SetXDirection (aRight);
}
HLRAlgo_Projector aProjector (aProjAx);
aPolyAlgo->Projector (aProjector);
aPolyAlgo->Load (aSh);
aPolyAlgo->Update ();
aHLRToShape.Update (aPolyAlgo);
// make hlr shape from input shape
TopoDS_Compound aHlrShape;
BRep_Builder aBuilder;
aBuilder.MakeCompound (aHlrShape);
TopoDS_Shape aCompound = aHLRToShape.VCompound();
if (!aCompound.IsNull ())
{
aBuilder.Add (aHlrShape, aCompound);
}
// extract visible outlines
aCompound = aHLRToShape.OutLineVCompound();
if (!aCompound.IsNull ())
{
aBuilder.Add (aHlrShape, aCompound);
}
// create an AIS shape and display it
Handle(AIS_Shape) anObject = new AIS_Shape (aHlrShape);
GetMapOfAIS().Bind (anObject, aHlrName);
aContextAIS->Display (anObject);
aContextAIS->UpdateCurrentViewer ();
return 0;
}
//=======================================================================
//function : ObjectsCommands
//purpose :
@ -2818,4 +2958,10 @@ void ViewerTest::ObjectCommands(Draw_Interpretor& theCommands)
theCommands.Add("vclipplane",
"vclipplane : vclipplane [x y z dx dy dz] [planeId {on/off/del/display/hide}]",
__FILE__,VClipPlane,group);
theCommands.Add (
"vcomputehlr",
"vcomputehlr: shape hlrname [ eyex eyey eyez lookx looky lookz ]",
__FILE__, VComputeHLR, group);
}