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0024307: TKOpenGl - efficient culling of large number of presentations

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Implement SAT intersection tests and frustum culling algorithm using BVH trees.

New Draw command vfrustumculling to manage frustum culling.
Add test cases bugs/vis/bug24307_1 and bugs/vis/bug24307_2.
Remove CALL_DEF_BOUNDBOX and CALL_DEF_BOUNDS.
This commit is contained in:
vpa
2014-06-20 11:26:14 +04:00
committed by apn
parent c1c1aefa71
commit b7cd4ba795
53 changed files with 1885 additions and 538 deletions
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20
src/V3d/V3d_View.cxx
View File

@@ -3392,3 +3392,23 @@ void V3d_View::Translate (const Handle(Graphic3d_Camera)& theCamera,
theCamera->Transform (aPanTrsf);
}
// =======================================================================
// function : IsCullingEnabled
// purpose :
// =======================================================================
Standard_Boolean V3d_View::IsCullingEnabled() const
{
Graphic3d_CView* aView = (Graphic3d_CView* )MyView->CView();
return aView->IsCullingEnabled;
}
// =======================================================================
// function : SetFrustumCulling
// purpose :
// =======================================================================
void V3d_View::SetFrustumCulling (const Standard_Boolean theToClip)
{
Graphic3d_CView* aView = (Graphic3d_CView* )MyView->CView();
aView->IsCullingEnabled = theToClip;
}