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0026960: Visualization, TKOpenGl - update transformation of dynamically highlighted presentation

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- added method UpdateHighlightTrsf for immediate update of highlight presentation's transformation;
- interfaces for immediate transformation update of corresponding presentations were added to entity owner classes;
- test case for issue #26960
This commit is contained in:
vpa
2015-12-18 21:29:13 +03:00
committed by bugmaster
parent 3510db6201
commit 5396886c90
8 changed files with 144 additions and 3 deletions
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62
src/PrsMgr/PrsMgr_PresentationManager.cxx
View File

@@ -669,3 +669,65 @@ void PrsMgr_PresentationManager::SetShadingAspect (const Handle(PrsMgr_Presentab
aPrs->SetShadingAspect (theShadingAspect);
}
}
namespace
{
// =======================================================================
// function : updatePrsTransformation
// purpose : Internal funtion that scans thePrsList for shadow presentations
// and applies transformation theTrsf to them in case if parent ID
// of shadow presentation is equal to theRefId
// =======================================================================
void updatePrsTransformation (const PrsMgr_ListOfPresentations& thePrsList,
const Standard_Integer theRefId,
const Graphic3d_Mat4& theTrsf)
{
for (PrsMgr_ListOfPresentations::Iterator anIter (thePrsList); anIter.More(); anIter.Next())
{
const Handle(Prs3d_Presentation)& aPrs = anIter.Value();
if (aPrs.IsNull())
continue;
Handle(Prs3d_PresentationShadow) aShadowPrs = Handle(Prs3d_PresentationShadow)::DownCast (aPrs);
if (aShadowPrs.IsNull() || aShadowPrs->ParentId() != theRefId)
continue;
aShadowPrs->CStructure()->Transformation = theTrsf;
}
}
}
// =======================================================================
// function : UpdateHighlightTrsf
// purpose :
// =======================================================================
void PrsMgr_PresentationManager::UpdateHighlightTrsf (const Handle(V3d_Viewer)& theViewer,
const Handle(PrsMgr_PresentableObject)& theObj,
const Standard_Integer theMode,
const Handle(PrsMgr_PresentableObject)& theSelObj)
{
if (theObj.IsNull())
return;
const Handle(Prs3d_Presentation)& aBasePrs = Presentation (theObj, theMode, Standard_False)->Presentation();
const Handle(Prs3d_Presentation)& aParentPrs = theSelObj.IsNull() ?
aBasePrs : Presentation (theSelObj, theMode, Standard_False)->Presentation();
const Standard_Integer aParentId = aParentPrs->CStructure()->Id;
updatePrsTransformation (myImmediateList, aParentId, aBasePrs->CStructure()->Transformation);
if (!myViewDependentImmediateList.IsEmpty())
{
for (theViewer->InitActiveViews(); theViewer->MoreActiveViews(); theViewer->NextActiveViews())
{
const Handle(Graphic3d_CView)& aView = theViewer->ActiveView()->View();
Handle(Graphic3d_Structure) aViewDepParentPrs;
if (aView->IsComputed (aParentId, aViewDepParentPrs))
{
updatePrsTransformation (myViewDependentImmediateList,
aViewDepParentPrs->CStructure()->Id,
aBasePrs->CStructure()->Transformation);
}
}
}
}

8
src/PrsMgr/PrsMgr_PresentationManager.hxx
View File

@@ -162,6 +162,14 @@ public:
//! Optional argument theSelObj specifies parent decomposed object to inherit its view affinity.
Standard_EXPORT Handle(PrsMgr_Presentation) Presentation (const Handle(PrsMgr_PresentableObject)& thePrsObject, const Standard_Integer theMode = 0, const Standard_Boolean theToCreate = Standard_False, const Handle(PrsMgr_PresentableObject)& theSelObj = NULL) const;
//! Allows to apply location transformation to shadow highlight presentation immediately.
//! @param theObj defines the base object, it local transformation will be applied to corresponding highlight structure
//! @param theMode defines display mode of the base object
//! @param theSelObj defines the object produced after decomposition of the base object for local selection
Standard_EXPORT void UpdateHighlightTrsf (const Handle(V3d_Viewer)& theViewer,
const Handle(PrsMgr_PresentableObject)& theObj,
const Standard_Integer theMode = 0,
const Handle(PrsMgr_PresentableObject)& theSelObj = NULL);