EclPainterPolar Class Reference

Painter for EclData, polar energy/event_count distribution. More...

#include <EclPainterPolar.h>

Inheritance diagram for EclPainterPolar:

Public Types
enum	Type {   PHI ,   THETA }
	Type for polar histogram. More...

Public Member Functions
	EclPainterPolar (EclData *data, Type type)
	Constructor for EclPainter subclass.
	EclPainterPolar (const EclPainterPolar &other)
	Copy constructor.
	~EclPainterPolar () override
	Destructor for EclPainter subclass.
EclPainterPolar &	operator= (const EclPainterPolar &other)
	Assignment operator.
Type	getType ()
	Return subtype of ECLPainterPolar.
virtual void	Draw () override
	Redraw the canvas.
void	setData (EclData *data)
	Set EclData to display in painter.
EclData *	getData ()
	Return currently displayed EclData.
const EclData *	getData () const
	Return currently displayed EclData.
void	setMapper (ECL::ECLChannelMapper *mapper)
	Set ECLChannelMapper for CellID <-> (crate, shaper, chid) conversion.
ECL::ECLChannelMapper *	getMapper ()
	Return currently set ECLChannelMapper.
void	setDisplayedSubsystem (EclData::EclSubsystem sys)
	Change between the displayed ECL subsystem (barrel, forward and backward endcaps).
EclData::EclSubsystem	getDisplayedSubsystem ()
	Get currently displayed ECL subsystem.
virtual void	getInformation (int px, int py, MultilineWidget *panel)
	Sets the information to be displayed in the provided MultilineWidget.
virtual EclPainter *	handleClick (int px, int py)
	Some EclPainters can shift to another view upon click.
virtual void	setXRange (int x1, int x2)
	Set XRange for histogram in EclPainter.

Static Public Member Functions
static TString	getSubsystemTitle (EclData::EclSubsystem subsys)
	Return title of ECL subsystem to use in painter.

Static Protected Member Functions
static void	getNewRootObjectName (char *buf, int size)
	Make unique name for next root object.

Private Member Functions
void	cloneFrom (const EclPainterPolar &other)
	Clone attributes from other EclPainterPolar.
int	channelToSegId (int channel)
	Convert ECL channel id to id of the phi (theta) segment.
void	setTitles ()
	Update titles of the histogram.

Private Attributes
Type	m_type
	Type for polar histogram.
TH2F *	m_hist
	Histogram that generates Z-axis.
TCrown **	m_segs
	Phi (or theta) segments of the ECL.
TText **	m_labels
	Labels for phi segments.
EclData *	m_ecl_data
	Data to draw.
ECL::ECLChannelMapper *	m_mapper
	mapper for CellID <-> (crate, shaper, chid) conversion.
EclData::EclSubsystem	displayed_subsys
	Identifier of displayed ECL subsystem.

Static Private Attributes
static int	m_obj_counter = 0
	Counter to make unique names for new root objects.

Detailed Description

Painter for EclData, polar energy/event_count distribution.

Definition at line 26 of file EclPainterPolar.h.

Member Enumeration Documentation

Type

enum Type

Type for polar histogram.

Definition at line 31 of file EclPainterPolar.h.

{PHI, THETA};

Constructor & Destructor Documentation

EclPainterPolar() [1/2]

EclPainterPolar	(	EclData *	data,
		EclPainterPolar::Type	type )

Constructor for EclPainter subclass.

Definition at line 25 of file EclPainterPolar.cc.

                                                                        :
  EclPainter(data)
{
  m_type = type;
 
  char obj_name[255];
  getNewRootObjectName(obj_name, 255);
  m_hist = new TH2F(obj_name, "title",
                    60, 0.0, 1.0, 60, 0.0, 1.0);
 
  Double_t deg2rad = TMath::Pi() / 180;
 
  m_segs = new TCrown*[36];
  m_labels = new TText*[36];
  char label_txt[32];
  for (int i = 0; i < 36; i++) {
    m_segs[i] = new TCrown(0.5, 0.5, 0.3, 0.4, (i - 9) * 10, (i - 8) * 10);
 
    float x = 0.475 + 0.45 * TMath::Cos(deg2rad * (i - 9) * 10);
    float y = 0.48 + 0.44 * TMath::Sin(deg2rad * (i - 9) * 10);
    snprintf(label_txt, 32, "%d", i * 10);
    m_labels[i] = new TText(x, y, label_txt);
    m_labels[i]->SetTextSize(0.03);
  }
}

EclPainterPolar() [2/2]

EclPainterPolar ( const EclPainterPolar & other )

inline

Copy constructor.

Definition at line 38 of file EclPainterPolar.h.

: EclPainter(other) { cloneFrom(other); }

~EclPainterPolar()

~EclPainterPolar ( )

override

Destructor for EclPainter subclass.

Definition at line 51 of file EclPainterPolar.cc.

{
  delete m_hist;
}

Member Function Documentation

channelToSegId()

int channelToSegId ( int channel )

private

Convert ECL channel id to id of the phi (theta) segment.

Definition at line 66 of file EclPainterPolar.cc.

{
  if (m_type == PHI)
    return getData()->getPhiId(ch) / 4;
  else if (m_type == THETA) {
    int theta_id = getData()->getThetaId(ch);
 
    if (theta_id < 23)
      return 3 + theta_id * 12 / 23;
    else
      return 21 + (theta_id - 23) * 12 / 23;
  }
 
  return 0;
}

cloneFrom()

void cloneFrom ( const EclPainterPolar & other )

private

Clone attributes from other EclPainterPolar.

Definition at line 56 of file EclPainterPolar.cc.

{
  m_type = other.m_type;
  m_hist = new TH2F(*other.m_hist);
  m_segs = new TCrown*[36];
  for (int i = 0; i < 36; i++) { m_segs[i] = other.m_segs[i]; }
  m_labels = new TText*[36];
  for (int i = 0; i < 36; i++) { m_labels[i] = other.m_labels[i]; }
}

Draw()

void Draw ( )

overridevirtual

Redraw the canvas.

Implements EclPainter.

Definition at line 103 of file EclPainterPolar.cc.

{
  setTitles();
 
  EclData* data = getData();
  const int* ev_counts = data->getEventCounts();
  const float* energy_sums = data->getEnergySums();
 
  float seg_val[36];
  TCrown** segs = m_segs;
  for (int i = 0; i < 36; i++)
    seg_val[i] = 0;
 
  for (int i = 1; i <= getData()->getCrystalCount(); i++) {
    if (!data->isCrystalInSubsystem(i, getDisplayedSubsystem())) continue;
    int id = channelToSegId(i);
    if (GetMode())
      seg_val[id] += energy_sums[i];
    else
      seg_val[id] += ev_counts[i];
  }
 
  float max = 0;
  float min = seg_val[0];
  for (int i = 0; i < 36; i++) {
    if (max < seg_val[i])
      max = seg_val[i];
    if (min > seg_val[i])
      min = seg_val[i];
  }
 
  Double_t r[5]    = { 0.00, 0.00, 0.87, 1.00, 0.51 };
  Double_t g[5]    = { 0.00, 0.81, 1.00, 0.20, 0.00 };
  Double_t b[5]    = { 0.51, 1.00, 0.12, 0.00, 0.00 };
  Double_t stop[5] = { 0.00, 0.34, 0.61, 0.84, 1.00 };
 
  int palette = TColor::CreateGradientColorTable(5, stop, r, g, b, 37);
  m_hist->Reset();
  m_hist->Fill(0.5, 0.05, 0.1);
  m_hist->SetMaximum(max);
  m_hist->SetMinimum(min);
  m_hist->Draw("COLZ");
 
  for (int i = 0; i < 36; i++) {
    float val = 36.0 * TMath::Log(1 + seg_val[i]) / TMath::Log(1 + max);
    segs[i]->SetFillColor(palette + val);
    segs[i]->Draw(/*"SAME"*/);
    m_labels[i]->Draw();
  }
}

getData() [1/2]

EclData * getData ( )

inlineinherited

Return currently displayed EclData.

Definition at line 46 of file EclPainter.h.

{ return m_ecl_data; }

getData() [2/2]

const EclData * getData ( ) const

inlineinherited

Return currently displayed EclData.

Definition at line 48 of file EclPainter.h.

{ return m_ecl_data; }

getDisplayedSubsystem()

EclData::EclSubsystem getDisplayedSubsystem ( )

inherited

Get currently displayed ECL subsystem.

Definition at line 51 of file EclPainter.cc.

{
  return displayed_subsys;
}

getInformation()

void getInformation ( int px, int py, MultilineWidget * panel )

virtualinherited

Sets the information to be displayed in the provided MultilineWidget.

Parameters

px	X coordinate of mouse cursor.
py	Y coordinate of mouse cursor.
panel	MultilineWidget to display the information

Reimplemented in EclPainter1D, and EclPainter2D.

Definition at line 72 of file EclPainter.cc.

{
  char info[255];
  sprintf(info, "energy emission = %.2f MeV", m_ecl_data->getEnergyTotal());
  panel->setLine(0, info);
}

getMapper()

ECL::ECLChannelMapper * getMapper ( )

inherited

Return currently set ECLChannelMapper.

Definition at line 41 of file EclPainter.cc.

{
  return m_mapper;
}

getNewRootObjectName()

void getNewRootObjectName ( char * buf, int size )

staticprotectedinherited

Make unique name for next root object.

Definition at line 88 of file EclPainter.cc.

{
  snprintf(buf, n, "ECL DATA_%d", m_obj_counter++);
}

getSubsystemTitle()

TString getSubsystemTitle ( EclData::EclSubsystem subsys )

staticinherited

Return title of ECL subsystem to use in painter.

Definition at line 56 of file EclPainter.cc.

{
  switch (subsys) {
    case EclData::BARR:
      return TString("Barrel");
    case EclData::FORW:
      return TString("Forward endcap");
    case EclData::BACKW:
      return TString("Backward endcap");
    case EclData::ALL:
      return TString("Full ECL");
    default:
      return TString();
  }
}

getType()

EclPainterPolar::Type getType

(

)

Return subtype of ECLPainterPolar.

Definition at line 98 of file EclPainterPolar.cc.

{
  return m_type;
}

handleClick()

EclPainter * handleClick ( int px, int py )

virtualinherited

Some EclPainters can shift to another view upon click.

(For example, clicking on crate reveals histogram of shapers in that crate)

Returns

EclPainter with new perspective/range.

Reimplemented in EclPainter1D.

Definition at line 79 of file EclPainter.cc.

{
  return nullptr;
}

operator=()

EclPainterPolar & operator= ( const EclPainterPolar & other )

inline

Assignment operator.

Definition at line 45 of file EclPainterPolar.h.

{ cloneFrom(other); return *this; }

setData()

void setData ( EclData * data )

inlineinherited

Set EclData to display in painter.

Definition at line 44 of file EclPainter.h.

{ m_ecl_data = data; }

setDisplayedSubsystem()

void setDisplayedSubsystem ( EclData::EclSubsystem sys )

inherited

Change between the displayed ECL subsystem (barrel, forward and backward endcaps).

Definition at line 46 of file EclPainter.cc.

{
  displayed_subsys = sys;
}

setMapper()

void setMapper ( ECL::ECLChannelMapper * mapper )

inherited

Set ECLChannelMapper for CellID <-> (crate, shaper, chid) conversion.

Definition at line 36 of file EclPainter.cc.

{
  m_mapper = mapper;
}

setTitles()

void setTitles ( )

private

Update titles of the histogram.

Definition at line 82 of file EclPainterPolar.cc.

{
  const char* name[2][2] = {
    {"Events per phi", "Events per theta"},
    {"Energy per phi", "Energy per theta"}
  };
  const char* zname[2] = {"Event count", "Energy (MeV)"};
 
  TString title = TString(name[GetMode()][m_type]) + " (" +
                  getSubsystemTitle(getDisplayedSubsystem()) + ")";
 
  m_hist->SetTitle(title);
  m_hist->SetZTitle(zname[GetMode()]);
  m_hist->GetZaxis()->CenterTitle();
}

setXRange()

void setXRange ( int x1, int x2 )

virtualinherited

Set XRange for histogram in EclPainter.

Reimplemented in EclPainter1D.

Definition at line 84 of file EclPainter.cc.

{
}

Member Data Documentation

displayed_subsys

EclData::EclSubsystem displayed_subsys

privateinherited

Identifier of displayed ECL subsystem.

Definition at line 116 of file EclPainter.h.

m_ecl_data

EclData* m_ecl_data

privateinherited

Data to draw.

Definition at line 111 of file EclPainter.h.

m_hist

TH2F* m_hist

private

Histogram that generates Z-axis.

Definition at line 51 of file EclPainterPolar.h.

m_labels

TText** m_labels

private

Labels for phi segments.

Definition at line 55 of file EclPainterPolar.h.

m_mapper

ECL::ECLChannelMapper* m_mapper

privateinherited

mapper for CellID <-> (crate, shaper, chid) conversion.

Definition at line 113 of file EclPainter.h.

m_obj_counter

int m_obj_counter = 0

staticprivateinherited

Counter to make unique names for new root objects.

Definition at line 109 of file EclPainter.h.

m_segs

TCrown** m_segs

private

Phi (or theta) segments of the ECL.

Definition at line 53 of file EclPainterPolar.h.

m_type

Type m_type

private

Type for polar histogram.

Definition at line 49 of file EclPainterPolar.h.

---

The documentation for this class was generated from the following files:

• ecl/modules/eclDisplay/include/EclPainterPolar.h
• ecl/modules/eclDisplay/src/EclPainterPolar.cc