TEveCompound* assert_vertex_parent(const TString& name, Color_t col)
{
// !!! TEveCompound should have viz-db support ... add in root, then fix here,
// that is, remove the color var and pass viz-db tag.
TEveCompound* parent = dynamic_cast<TEveCompound*>
(IlcEveEventManager::GetCurrent()->FindChild(name));
if (parent == 0)
{
parent = new TEveCompound(name);
parent->OpenCompound();
parent->SetMainColor(col);
IlcEveEventManager::GetMaster()->AddElement(parent);
}
return parent;
}
void compound()
{
TEveManager::Create();
TEveLine* ml = new TEveLine;
ml->SetMainColor(kRed);
ml->SetLineStyle(2);
ml->SetLineWidth(3);
gEve->InsertVizDBEntry("BigLine", ml);
TEveCompound* cmp = new TEveCompound;
cmp->SetMainColor(kGreen);
gEve->AddElement(cmp);
TRandom rnd(0);
cmp->OpenCompound();
cmp->AddElement(random_line(rnd, 20, 10));
cmp->AddElement(random_line(rnd, 20, 10));
TEveLine* line = random_line(rnd, 20, 12);
line->ApplyVizTag("BigLine");
cmp->AddElement(line);
cmp->CloseCompound();
// Projected view
TEveViewer *viewer = gEve->SpawnNewViewer("Projected");
TEveScene *scene = gEve->SpawnNewScene("Projected Event");
viewer->AddScene(scene);
{
TGLViewer* v = viewer->GetGLViewer();
v->SetCurrentCamera(TGLViewer::kCameraOrthoXOY);
}
// projections
TEveProjectionManager* mng = new TEveProjectionManager(TEveProjection::kPT_RPhi);
scene->AddElement(mng);
TEveProjectionAxes* axes = new TEveProjectionAxes(mng);
scene->AddElement(axes);
gEve->AddToListTree(axes, kTRUE);
gEve->AddToListTree(mng, kTRUE);
mng->ImportElements(cmp);
gEve->Redraw3D(kTRUE);
}
