swh:1:snp:af87cd67498ef4fe47c76ed3e7caffe5b61facaf
Tip revision: ce0240041eb36c2efaa17981a5b87503d678f9da authored by Fons Rademakers on 03 August 2009, 22:35:32 UTC
tag for ALICE containing a.o. THnSparse fix.
tag for ALICE containing a.o. THnSparse fix.
Tip revision: ce02400
arrow.C
// @(#)root/eve:$Id: text_test.C 23896 2008-05-18 17:42:32Z matevz $
// Author: Alja Mrak-Tadel
// Demonstrates usage of TEveArrow class.
void arrow()
{
gSystem->IgnoreSignal(kSigSegmentationViolation, true);
TEveManager::Create();
TEvePointSet* marker = new TEvePointSet(8);
marker->SetName("Origin marker");
marker->SetMarkerColor(6);
marker->SetMarkerStyle(3);
Float_t a = 10;
marker->SetPoint(0, a, +a, +a);
marker->SetPoint(1, a, -a, +a);
marker->SetPoint(2, -a, -a, +a);
marker->SetPoint(3, -a, +a, +a);
marker->SetPoint(4, +a, +a, -a);
marker->SetPoint(5, +a, -a, -a);
marker->SetPoint(6, -a, +a, -a);
marker->SetPoint(7, -a, -a, -a);
gEve->AddElement(marker);
TEveArrow* a1 = new TEveArrow(1., 1., 10., 10., 4., 0.);
a1->SetMainColor(kBlue);
a1->SetTubeR(0.02);
a1->SetPickable(kTRUE);
gEve->AddElement(a1);
TEveText* t1 = new TEveText("blue");
t1->SetFontSize(20);
TEveVector tv = a1->GetVector()*0.5+a1->GetOrigin();
t1->RefMainTrans().SetPos(tv.Arr());
gEve->AddElement(t1, a1);
TEveArrow* a2 = new TEveArrow(20., 1., 10., 3., 0., 4.);
a2->SetMainColor(kGreen);
a2->SetPickable(kTRUE);
gEve->AddElement(a2);
TEveArrow* a3 = new TEveArrow(1., 10., 10., 0., 20., 0.);
a3->SetMainColor(kOrange);
a3->SetPickable(kTRUE);
gEve->AddElement(a3);
gEve->FullRedraw3D(kTRUE);
}