doc/v618/geom__lhcb_8C.html

void geom_lhcb()

{

   TEveManager::Create();


   TFile::SetCacheFileDir(".");

   gGeoManager = gEve->GetGeometry("http://root.cern.ch/files/lhcbfull.root");

   gGeoManager->DefaultColors();


   auto tn = new TEveGeoTopNode(gGeoManager, gGeoManager->GetTopNode());

   tn->SetVisLevel(4);

   gEve->AddGlobalElement(tn);


   gEve->FullRedraw3D(kTRUE);


   // EClipType not exported to CINT (see TGLUtil.h):

   // 0 - no clip, 1 - clip plane, 2 - clip box

   auto v = gEve->GetDefaultGLViewer();

   v->GetClipSet()->SetClipType(TGLClip::EType(1));

   v->ColorSet().Background().SetColor(kMagenta+4);

   v->SetGuideState(TGLUtil::kAxesEdge, kTRUE, kFALSE, 0);

   v->RefreshPadEditor(v);


   v->CurrentCamera().RotateRad(-1.2, 0.5);

   v->DoDraw();

}

v
SVector< double, 2 > v
Definition: Dict.h:5

kFALSE
const Bool_t kFALSE
Definition: RtypesCore.h:88

kTRUE
const Bool_t kTRUE
Definition: RtypesCore.h:87

kMagenta
@ kMagenta
Definition: Rtypes.h:64

gEve
R__EXTERN TEveManager * gEve
Definition: TEveManager.h:243

gGeoManager
R__EXTERN TGeoManager * gGeoManager
Definition: TGeoManager.h:601

TEveGeoTopNode
A wrapper over a TGeoNode, possibly displaced with a global trasformation stored in TEveElement.
Definition: TEveGeoNode.h:93

TEveManager::AddGlobalElement
void AddGlobalElement(TEveElement *element, TEveElement *parent=0)
Add a global element, i.e.
Definition: TEveManager.cxx:546

TEveManager::GetDefaultGLViewer
TGLViewer * GetDefaultGLViewer() const
Get TGLViewer of the default TEveViewer.
Definition: TEveManager.cxx:268

TEveManager::Create
static TEveManager * Create(Bool_t map_window=kTRUE, Option_t *opt="FIV")
If global TEveManager* gEve is not set initialize it.
Definition: TEveManager.cxx:895

TEveManager::FullRedraw3D
void FullRedraw3D(Bool_t resetCameras=kFALSE, Bool_t dropLogicals=kFALSE)
Perform 3D redraw of all scenes and viewers.
Definition: TEveManager.cxx:430

TEveManager::GetGeometry
TGeoManager * GetGeometry(const TString &filename)
Get geometry with given filename.
Definition: TEveManager.cxx:765

TFile::SetCacheFileDir
static Bool_t SetCacheFileDir(ROOT::Internal::TStringView cacheDir, Bool_t operateDisconnected=kTRUE, Bool_t forceCacheread=kFALSE)
Definition: TFile.h:316

TGLClip::EType
EType
Definition: TGLClip.h:40

TGLUtil::kAxesEdge
@ kAxesEdge
Definition: TGLUtil.h:948

TGeoManager::DefaultColors
void DefaultColors()
Set default volume colors according to A of material.
Definition: TGeoManager.cxx:2253

TGeoManager::GetTopNode
TGeoNode * GetTopNode() const
Definition: TGeoManager.h:532