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0024672: Visualization - AIS_TexturedShape does not activate back face culling aspect

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This commit is contained in:
kgv 2014-03-06 14:40:36 +04:00 committed by abv
parent f376ac72de
commit 8e3ebc7a63
2 changed files with 41 additions and 63 deletions
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102
src/AIS/AIS_TexturedShape.cxx
View File

@ -30,6 +30,7 @@
#include <PrsMgr_PresentationManager3d.hxx>
#include <Standard_ErrorHandler.hxx>
#include <StdPrs_ShadedShape.hxx>
#include <StdPrs_ToolShadedShape.hxx>
#include <StdPrs_WFDeflectionShape.hxx>
#include <StdPrs_WFShape.hxx>
#include <TopExp_Explorer.hxx>
@ -193,10 +194,28 @@ void AIS_TexturedShape::DisableTextureModulate()
//=======================================================================
void AIS_TexturedShape::UpdateAttributes()
{
updateAttributes (Presentation());
}
//=======================================================================
//function : updateAttributes
//purpose :
//=======================================================================
void AIS_TexturedShape::updateAttributes (const Handle(Prs3d_Presentation)& thePrs)
{
Prs3d_ShadingAspect aDummy;
myAspect = aDummy.Aspect();
Handle(Prs3d_Presentation) aPrs = Presentation();
if (HasPolygonOffsets())
{
// Issue 23115: copy polygon offset settings passed through myDrawer
Standard_Integer aMode;
Standard_ShortReal aFactor, aUnits;
PolygonOffsets (aMode, aFactor, aUnits);
myAspect->SetPolygonOffsets (aMode, aFactor, aUnits);
}
if (!myToMapTexture)
{
myAspect->SetTextureMapOff();
@ -217,11 +236,11 @@ void AIS_TexturedShape::UpdateAttributes()
}
myAspect->SetTextureMapOn();
myAspect->SetTextureMap (myTexture);
if (!myTexture->IsDone())
{
std::cout << "An error occurred while building texture \n";
std::cout << "An error occurred while building texture\n";
myAspect->SetTextureMapOff();
return;
}
@ -230,7 +249,20 @@ void AIS_TexturedShape::UpdateAttributes()
else
myAspect->SetEdgeOff();
Prs3d_Root::CurrentGroup (aPrs)->SetGroupPrimitivesAspect (myAspect);
// manage back face culling in consistent way (as in StdPrs_ShadedShape::Add())
if (StdPrs_ToolShadedShape::IsClosed (myshape))
{
myAspect->SuppressBackFace();
}
else
{
myAspect->AllowBackFace();
}
if (!thePrs.IsNull())
{
Prs3d_Root::CurrentGroup (thePrs)->SetGroupPrimitivesAspect (myAspect);
}
}
//=======================================================================
@ -328,62 +360,6 @@ void AIS_TexturedShape::Compute (const Handle(PrsMgr_PresentationManager3d)& /*t
{
BRepTools::Clean (myshape);
BRepTools::Update (myshape);
{
Handle(Prs3d_ShadingAspect) aPrs3d_ShadingAspect = new Prs3d_ShadingAspect();
myAspect = aPrs3d_ShadingAspect->Aspect();
// Issue 23115: copy polygon offset settings passed through myDrawer
if (HasPolygonOffsets())
{
Standard_Integer aMode;
Standard_ShortReal aFactor, aUnits;
PolygonOffsets(aMode, aFactor, aUnits);
myAspect->SetPolygonOffsets(aMode, aFactor, aUnits);
}
}
if (!myToMapTexture)
{
myAspect->SetTextureMapOff();
return;
}
myAspect->SetTextureMapOn();
if (!myTexturePixMap.IsNull())
{
myTexture = new Graphic3d_Texture2Dmanual (myTexturePixMap);
}
else if (myPredefTexture != Graphic3d_NOT_2D_UNKNOWN)
{
myTexture = new Graphic3d_Texture2Dmanual (myPredefTexture);
}
else
{
myTexture = new Graphic3d_Texture2Dmanual (myTextureFile.ToCString());
}
if (!myTexture->IsDone())
{
std::cout << "An error occurred while building texture \n";
return;
}
if (myModulate)
myTexture->EnableModulate();
else
myTexture->DisableModulate();
myAspect->SetTextureMap (myTexture);
if (myToShowTriangles)
myAspect->SetEdgeOn();
else
myAspect->SetEdgeOff();
if (myToRepeat)
myTexture->EnableRepeat();
else
myTexture->DisableRepeat();
try
{
OCC_CATCH_SIGNALS
@ -392,12 +368,12 @@ void AIS_TexturedShape::Compute (const Handle(PrsMgr_PresentationManager3d)& /*t
myIsCustomOrigin ? myUVOrigin : gp_Pnt2d (0.0, 0.0),
myUVRepeat,
myToScale ? myUVScale : gp_Pnt2d (1.0, 1.0));
// within primitive arrays - object should be in one group of primitives
Prs3d_Root::CurrentGroup (thePrs)->SetGroupPrimitivesAspect (myAspect);
updateAttributes (thePrs);
}
catch (Standard_Failure)
{
std::cout << "AIS_TexturedShape::Compute() in ShadingMode failed \n";
std::cout << "AIS_TexturedShape::Compute() in ShadingMode failed\n";
StdPrs_WFShape::Add (thePrs, myshape, myDrawer);
}
break;

2
src/AIS/AIS_TexturedShape.hxx
View File

@ -171,6 +171,8 @@ protected: //! @name overridden methods
const Handle(Prs3d_Presentation)& thePrs,
const Standard_Integer theMode);
Standard_EXPORT void updateAttributes (const Handle(Prs3d_Presentation)& thePrs);
protected: //! @name presentation fields
Handle(Graphic3d_Texture2Dmanual) myTexture;