doc/v632/glplot_8C.html

void glplot()

{

   TEveManager::Create();

   gEve->GetDefaultGLViewer()->SetCurrentCamera(TGLViewer::kCameraPerspXOY);


   auto f2 = new TF2("f2","x**2 + y**2 - x**3 -8*x*y**4", -1., 1.2, -1.5, 1.5);

   f2->SetFillColor(45);

   auto x = new TEvePlot3D("EvePlot - TF2");

   x->SetLogZ(kTRUE);

   x->SetPlot(f2,"glsurf4");

   x->RefMainTrans().MoveLF(2, 1);

   gEve->AddElement(x);


   auto h31 = new TH3F("h31", "h31", 10, -1, 1, 10, -1, 1, 10, -1, 1);

   auto gxy = new TF3("gaus2","xygaus");

   gxy->SetParameters(1,0,1,0,0.3);

   h31->FillRandom("gaus2");

   h31->SetFillColor(2);

   x = new TEvePlot3D("EvePlot - TH3F");

   x->SetPlot(h31, "glbox");

   x->RefMainTrans().MoveLF(2, -1);

   gEve->AddElement(x);


   gEve->Redraw3D(kTRUE);

}

kTRUE
constexpr Bool_t kTRUE
Definition RtypesCore.h:100

gEve
R__EXTERN TEveManager * gEve
Definition TEveManager.h:243

TEveManager::AddElement
void AddElement(TEveElement *element, TEveElement *parent=nullptr)
Add an element.
Definition TEveManager.cxx:527

TEveManager::GetDefaultGLViewer
TGLViewer * GetDefaultGLViewer() const
Get TGLViewer of the default TEveViewer.
Definition TEveManager.cxx:265

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:887

TEveManager::Redraw3D
void Redraw3D(Bool_t resetCameras=kFALSE, Bool_t dropLogicals=kFALSE)
Definition TEveManager.h:168

TEvePlot3D
Description of TEvePlot3D.
Definition TEvePlot3D.h:19

TF2
A 2-Dim function with parameters.
Definition TF2.h:29

TF3
A 3-Dim function with parameters.
Definition TF3.h:28

TGLViewer::SetCurrentCamera
void SetCurrentCamera(ECameraType camera)
Set current active camera - 'cameraType' one of: kCameraPerspX, kCameraPerspY, kCameraPerspZ,...
Definition TGLViewer.cxx:1802

TGLViewer::kCameraPerspXOY
@ kCameraPerspXOY
Definition TGLViewer.h:61

TH3F
3-D histogram with a float per channel (see TH1 documentation)
Definition TH3.h:317

x
Double_t x[n]
Definition legend1.C:17