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viewer.C
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1/// \file
2/// \ingroup tutorial_eve7
3/// Web-based geometry viewer for CMS geometry
4///
5/// \macro_code
6///
7/// \author Sergey Linev
8
10#include <ROOT/RDirectory.hxx>
11
12#include "TGeoManager.h"
13#include "TGeoVolume.h"
14#include "TFile.h"
15
16void viewer()
17{
19
20 TGeoManager::Import("https://root.cern/files/cms.root");
21
38
39 using namespace ROOT::Experimental;
40
41 auto viewer = std::make_shared<REveGeomViewer>(gGeoManager);
42
43 // select volume to draw
44 viewer->SelectVolume("CMSE");
45
46 // specify JSROOT draw options - here clipping on X,Y,Z axes
47 viewer->SetDrawOptions("clipxyz");
48
49 // set default limits for number of visible nodes and faces
50 // when viewer created, initial values exported from TGeoManager
51 viewer->SetLimits();
52
53 // start browser
54 viewer->Show();
55
56 // add to global heap to avoid immediate destroy of RGeomViewer
57 RDirectory::Heap().Add("geom_viewer", viewer);
58}
R__EXTERN TGeoManager * gGeoManager
Definition: TGeoManager.h:602
static Bool_t SetCacheFileDir(ROOT::Internal::TStringView cacheDir, Bool_t operateDisconnected=kTRUE, Bool_t forceCacheread=kFALSE)
Definition: TFile.h:324
void SetVisLevel(Int_t level=3)
set default level down to which visualization is performed
static TGeoManager * Import(const char *filename, const char *name="", Option_t *option="")
static function Import a geometry from a gdml or ROOT file
TGeoVolume * GetVolume(const char *name) const
Search for a named volume. All trailing blanks stripped.
void DefaultColors()
Set default volume colors according to A of material.
void SetTransparency(Char_t transparency=0)
Definition: TGeoVolume.h:217
void InvisibleAll(Bool_t flag=kTRUE)
Make volume and each of it daughters (in)visible.
Definition: TGeoVolume.cxx:764
virtual void SetLineColor(Color_t lcolor)
Set the line color.