Revision 04563f7356865cf75d5fede74cdc7d12b8763779 authored by Rene Brun on 14 December 2009, 19:15:57 UTC, committed by Rene Brun on 14 December 2009, 19:15:57 UTC
update release notes git-svn-id: http://root.cern.ch/svn/root/trunk@31882 27541ba8-7e3a-0410-8455-c3a389f83636
1 parent 90fb12c
compound.C
// @(#)root/eve:$Id: text_test.C 26717 2008-12-07 22:07:55Z matevz $
// Author: Matevz Tadel
// Demonstates usage of EVE compound objects - class TEveCompound.
TEveLine* random_line(TRandom& rnd, Int_t n, Float_t delta)
{
TEveLine* line = new TEveLine;
line->SetMainColor(kGreen);
Float_t x = 0, y = 0, z = 0;
for (Int_t i=0; i<n; ++i)
{
line->SetNextPoint(x, y, z);
x += rnd.Uniform(0, delta);
y += rnd.Uniform(0, delta);
z += rnd.Uniform(0, delta);
}
return line;
}
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);
}
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