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TEveTrackGL.cxx
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1// @(#)root/eve:$Id$
2// Authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007
3
4/*************************************************************************
5 * Copyright (C) 1995-2007, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12#include "TEveTrackGL.h"
13#include "TEveTrack.h"
14#include "TEveTrackPropagator.h"
15
16#include "TGLIncludes.h"
17#include "TGLRnrCtx.h"
18#include "TGLSelectRecord.h"
19
20/** \class TEveTrackGL
21\ingroup TEve
22GL-renderer for TEveTrack class.
23*/
24
26
27////////////////////////////////////////////////////////////////////////////////
28/// Default constructor.
29
31{
32 // fDLCache = false; // Disable display list.
33}
34
35////////////////////////////////////////////////////////////////////////////////
36/// Set model object.
37
39{
41 fTrack = DynCast<TEveTrack>(obj);
42 return kTRUE;
43}
44
45////////////////////////////////////////////////////////////////////////////////
46/// Processes secondary selection from TGLViewer.
47/// Just calls SecSelected(track) in model object which emits a signal.
48/// This is used in user code for alternate selection of good / bad tracks.
49
51{
52 if (gDebug > 0)
53 {
54 printf("TEveTrackGL::ProcessSelection %d names on the stack (z1=%g, z2=%g).\n",
55 rec.GetN(), rec.GetMinZ(), rec.GetMaxZ());
56 printf(" Names: ");
57 for (Int_t j=0; j<rec.GetN(); ++j) printf ("%d ", rec.GetItem(j));
58 printf("\n");
59 }
60
62}
63
64////////////////////////////////////////////////////////////////////////////////
65/// GL rendering code.
66/// Virtual from TGLLogicalShape.
67
69{
71
73}
74
75////////////////////////////////////////////////////////////////////////////////
76/// Render path-marks and the first vertex, if required.
77
79{
82 if ( ! pms.empty())
83 {
84 Float_t *pnts = new Float_t[3*pms.size()]; // maximum
85 Int_t cnt = 0;
86 Int_t n = 0;
87 for (Int_t i = 0; i < fTrack->fLastPMIdx; ++i)
88 {
89 const TEvePathMarkD &pm = pms[i];
90 if ((pm.fType == TEvePathMarkD::kDaughter && rTP.GetRnrDaughters()) ||
92 (pm.fType == TEvePathMarkD::kDecay && rTP.GetRnrDecay()) ||
94 {
95 pnts[n ] = pm.fV.fX;
96 pnts[n+1] = pm.fV.fY;
97 pnts[n+2] = pm.fV.fZ;
98 n += 3;
99 ++cnt;
100 }
101 }
103 rnrCtx.GetPickRadius(),
104 rnrCtx.Selection());
105 delete [] pnts;
106 }
107
108 // fist vertex
109 if (rTP.GetRnrFV() && fTrack->GetLastPoint())
111 rnrCtx.GetPickRadius(),
112 rnrCtx.Selection());
113}
int Int_t
Definition: RtypesCore.h:45
bool Bool_t
Definition: RtypesCore.h:63
float Float_t
Definition: RtypesCore.h:57
const Bool_t kTRUE
Definition: RtypesCore.h:100
const char Option_t
Definition: RtypesCore.h:66
#define ClassImp(name)
Definition: Rtypes.h:364
Int_t gDebug
Definition: TROOT.cxx:592
GL-renderer for TEveLine class.
Definition: TEveLineGL.h:24
virtual Bool_t SetModel(TObject *obj, const Option_t *opt=0)
Set model object.
Definition: TEveLineGL.cxx:37
virtual void DirectDraw(TGLRnrCtx &rnrCtx) const
Direct GL rendering for TEveLine.
Definition: TEveLineGL.cxx:46
Special-point on track:
Definition: TEvePathMark.h:23
EType_e fType
Definition: TEvePathMark.h:27
TEveVectorT< TT > fV
Definition: TEvePathMark.h:28
GL-renderer for TEveTrack class.
Definition: TEveTrackGL.h:23
TEveTrackGL()
Default constructor.
Definition: TEveTrackGL.cxx:30
void RenderPathMarksAndFirstVertex(TGLRnrCtx &rnrCtx) const
Render path-marks and the first vertex, if required.
Definition: TEveTrackGL.cxx:78
virtual void ProcessSelection(TGLRnrCtx &rnrCtx, TGLSelectRecord &rec)
Processes secondary selection from TGLViewer.
Definition: TEveTrackGL.cxx:50
TEveTrack * fTrack
Definition: TEveTrackGL.h:29
virtual Bool_t SetModel(TObject *obj, const Option_t *opt=0)
Set model object.
Definition: TEveTrackGL.cxx:38
virtual void DirectDraw(TGLRnrCtx &rnrCtx) const
GL rendering code.
Definition: TEveTrackGL.cxx:68
Holding structure for a number of track rendering parameters.
Bool_t GetRnrDaughters() const
Bool_t GetRnrCluster2Ds() const
Bool_t GetRnrDecay() const
Bool_t GetRnrReferences() const
std::vector< TEvePathMarkD > vPathMark_t
Definition: TEveTrack.h:42
virtual void SecSelected(TEveTrack *)
Emits "SecSelected(TEveTrack*)" signal.
Definition: TEveTrack.cxx:546
vPathMark_t & RefPathMarks()
Definition: TEveTrack.h:111
TEveTrackPropagator * GetPropagator() const
Definition: TEveTrack.h:84
Int_t fLastPMIdx
Definition: TEveTrack.h:62
The TGLRnrCtx class aggregates data for a given redering context as needed by various parts of the RO...
Definition: TGLRnrCtx.h:41
Int_t GetPickRadius()
Return pick radius. If selection is not active it returns 0.
Definition: TGLRnrCtx.cxx:255
Bool_t Selection() const
Definition: TGLRnrCtx.h:222
Float_t GetMinZ() const
UInt_t GetItem(Int_t i) const
Int_t GetN() const
Float_t GetMaxZ() const
Standard selection record including information about containing scene and details ob out selected ob...
static void RenderPolyMarkers(const TAttMarker &marker, Char_t transp, Float_t *p, Int_t n, Int_t pick_radius=0, Bool_t selection=kFALSE, Bool_t sec_selection=kFALSE)
Render polymarkers at points specified by p-array.
Definition: TGLUtil.cxx:1974
Mother of all ROOT objects.
Definition: TObject.h:37
virtual Int_t GetLastPoint() const
Definition: TPolyMarker3D.h:56
virtual Float_t * GetP() const
Definition: TPolyMarker3D.h:59
const Int_t n
Definition: legend1.C:16
const char * cnt
Definition: TXMLSetup.cxx:75