SiStripTkMaps.cc

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// CMSSW includes
#include "CalibTracker/StandaloneTrackerTopology/interface/StandaloneTrackerTopology.h"
#include "DataFormats/SiPixelDetId/interface/PXBDetId.h"
#include "DataFormats/SiPixelDetId/interface/PXFDetId.h"
#include "DataFormats/TrackerCommon/interface/PixelBarrelName.h"
#include "DataFormats/TrackerCommon/interface/PixelEndcapName.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/FileInPath.h"

// ROOT includes
#include "TArrow.h"
#include "TPaletteAxis.h"
#include "TGaxis.h"
#include "TCanvas.h"
#include "TColor.h"
#include "TGraph.h"
#include "TLatex.h"
#include "TH2Poly.h"
#include "TStyle.h"

// STL includes
#include <array>
#include <fstream>
#include <iostream>
#include <map>
#include <string>
#include <vector>

// boost includes
#include <boost/tokenizer.hpp>
#include <boost/range/adaptor/indexed.hpp>

#include "DQM/TrackerRemapper/interface/SiStripTkMaps.h"

//============================================================================
void SiStripTkMaps::bookMap(const std::string mapTitle, const std::string zAxisTitle) {
  double minx = 0xFFFFFF, maxx = -0xFFFFFF, miny = 0xFFFFFF, maxy = -0xFFFFFFF;
  readVertices(minx, maxx, miny, maxy);

  // set the titles
  m_zAxisTitle = zAxisTitle;
  m_mapTitle = mapTitle;

  TGaxis::SetMaxDigits(2);

  // margin of the box
  static constexpr int margin = 5;
  m_trackerMap =
      new TH2Poly("Tracker Map", m_mapTitle.c_str(), minx - margin, maxx + margin, miny - margin, maxy + margin);
  m_trackerMap->SetFloat();
  m_trackerMap->SetOption(m_option);
  m_trackerMap->SetStats(false);
  m_trackerMap->GetZaxis()->SetLabelSize(0.03);
  m_trackerMap->GetZaxis()->SetTitleOffset(0.5);
  m_trackerMap->GetZaxis()->SetTitleSize(0.05);
  m_trackerMap->GetZaxis()->SetTitle(m_zAxisTitle.c_str());
  m_trackerMap->GetZaxis()->CenterTitle();

  for (const auto& pair : m_bins) {
    m_trackerMap->AddBin(pair.second->Clone());
  }
}

//============================================================================
void SiStripTkMaps::fill(long rawid, double val) {
  m_trackerMap->Fill(TString::Format("%ld", rawid), val);
  m_values.push_back(val);
}

//============================================================================
void SiStripTkMaps::drawMap(TCanvas& canvas, std::string option) {
  // margins
  static constexpr float tmargin_ = 0.08;
  static constexpr float bmargin_ = 0.02;
  static constexpr float lmargin_ = 0.02;
  static constexpr float rmargin_ = 0.08;

  // window size
  static constexpr int wH_ = 3000;
  static constexpr int hH_ = 700;

  canvas.cd();
  adjustCanvasMargins(canvas.cd(), tmargin_, bmargin_, lmargin_, rmargin_);
  canvas.Update();

  m_trackerMap->SetTitle("");
  if (!option.empty()) {
    m_trackerMap->Draw(option.c_str());
  } else {
    m_trackerMap->Draw();
  }

  canvas.SetFrameLineColor(0);
  gPad->Update();
  TPaletteAxis* palette = (TPaletteAxis*)m_trackerMap->GetListOfFunctions()->FindObject("palette");
  if (palette != nullptr) {
    palette->SetLabelSize(0.02);
    palette->SetX1NDC(1 - rmargin_);
    palette->SetX2NDC(1 - rmargin_ + lmargin_);
  }

  // if not right size, and not drawn in same mode
  if (canvas.GetWindowHeight() != hH_ && canvas.GetWindowWidth() != wH_ && option.find("same") == std::string::npos) {
    canvas.SetWindowSize(wH_, hH_);
  }

  // call the map dressing
  dressMap(canvas);
}

//============================================================================
void SiStripTkMaps::dressMap(TCanvas& canv) {
  std::array<std::string, 12> barrelNames = {
      {"TIB L2", "TIB L1", "TIB L4", "TIB L3", "TOB L2", "TOB L1", "TOB L4", " TOB L3", "TOB L6", "TOB L5"}};
  std::array<std::string, 4> endcapNames = {{"TID", "TEC", "TID", "TEC"}};
  std::array<std::string, 24> disknumbering = {{"+1", "+2", "+3", "+1", "+2", "+3", "+4", "+5",
                                                "+6", "+7", "+8", "+9", "-1", "-2", "-3", "-1",
                                                "-2", "-3", "-4", "-5", "-6", "-7", "-8", "-9"}};

  static constexpr std::array<float, 12> b_coordx = {
      {0.1, 0.1, 0.26, 0.26, 0.41, 0.41, 0.56, 0.56, 0.725, 0.725, 0.05, 0.17}};
  static constexpr std::array<float, 12> b_coordy = {
      {0.70, 0.45, 0.70, 0.45, 0.70, 0.46, 0.70, 0.46, 0.70, 0.46, 0.85, 0.85}};

  static constexpr std::array<float, 4> e_coordx = {{0.01, 0.21, 0.01, 0.21}};
  static constexpr std::array<float, 4> e_coordy = {{0.89, 0.89, 0.17, 0.17}};

  static constexpr std::array<float, 24> n_coordx = {{0.01,  0.087, 0.165, 0.227, 0.305, 0.383, 0.461, 0.539,
                                                      0.616, 0.694, 0.772, 0.850, 0.01,  0.087, 0.165, 0.227,
                                                      0.305, 0.383, 0.461, 0.539, 0.617, 0.695, 0.773, 0.851}};

  static constexpr std::array<float, 24> n_coordy = {{0.85, 0.85, 0.85, 0.85, 0.85, 0.85, 0.85, 0.85,
                                                      0.85, 0.85, 0.85, 0.85, 0.13, 0.13, 0.13, 0.13,
                                                      0.13, 0.13, 0.13, 0.13, 0.13, 0.13, 0.13, 0.13}};

  canv.cd();
  for (const auto& name : barrelNames | boost::adaptors::indexed(0)) {
    auto ltx = TLatex();
    ltx.SetTextFont(62);
    ltx.SetTextSize(0.035);
    ltx.SetTextAlign(11);
    ltx.DrawLatexNDC(b_coordx[name.index()], b_coordy[name.index()], name.value().c_str());
  }

  for (const auto& name : endcapNames | boost::adaptors::indexed(0)) {
    auto ltx = TLatex();
    ltx.SetTextFont(62);
    ltx.SetTextSize(0.05);
    ltx.SetTextAlign(11);
    ltx.DrawLatexNDC(e_coordx[name.index()], e_coordy[name.index()], name.value().c_str());
  }

  for (const auto& name : disknumbering | boost::adaptors::indexed(0)) {
    auto ltx = TLatex();
    ltx.SetTextFont(62);
    ltx.SetTextSize(0.035);
    ltx.SetTextAlign(11);
    ltx.DrawLatexNDC(n_coordx[name.index()], n_coordy[name.index()], name.value().c_str());
  }

  auto ltx = TLatex();
  ltx.SetTextFont(62);
  ltx.SetTextSize(0.045);
  ltx.SetTextAlign(11);
  ltx.DrawLatexNDC(gPad->GetLeftMargin(), 1 - gPad->GetTopMargin() + 0.03, m_mapTitle.c_str());

  // barrel axes
  drawArrows(0.09, 0.23, 0.24, 0.45, "#phi", "z");
  // endcap axes
  drawArrows(0.85, 0.89, 0.83, 0.95, "x", "y");

  canv.Modified();
  canv.Update();  // make sure it's really (re)drawn
}

//============================================================================
void SiStripTkMaps::drawArrows(
    const float x_X1, const float x_X2, const float x_Y1, const float y_Y2, const char* x_label, const char* y_label) {
  auto arrow_X = TArrow();
  arrow_X.SetLineColor(kBlue);
  arrow_X.SetLineWidth(2);
  arrow_X.SetOption("|>");
  arrow_X.SetArrowSize(10);
  arrow_X.DrawLineNDC(x_X1, x_Y1, x_X2, x_Y1);

  auto arrow_Y = TArrow();
  arrow_Y.SetLineColor(kBlue);
  arrow_Y.SetLineWidth(2);
  arrow_Y.SetOption("|>");
  arrow_Y.SetArrowSize(10);
  arrow_Y.DrawLineNDC(x_X2, x_Y1, x_X2, y_Y2);

  auto text_X = TLatex();
  text_X.SetTextSize(0.04);
  text_X.SetTextAlign(11);
  text_X.SetTextColor(kBlue);
  text_X.DrawLatexNDC(x_X1, x_Y1 - 0.03, x_label);

  auto text_Y = TLatex();
  text_Y.SetTextSize(0.04);
  text_Y.SetTextAlign(11);
  text_Y.SetTextColor(kBlue);
  text_Y.DrawLatexNDC(x_X2 + 0.005, y_Y2 - 0.01, y_label);
}

//============================================================================
void SiStripTkMaps::adjustCanvasMargins(
    TVirtualPad* pad, const float top, const float bottom, const float left, const float right) {
  if (top > 0) {
    pad->SetTopMargin(top);
  }
  if (bottom > 0) {
    pad->SetBottomMargin(bottom);
  }
  if (left > 0) {
    pad->SetLeftMargin(left);
  }
  if (right > 0) {
    pad->SetRightMargin(right);
  }
}

//============================================================================
void SiStripTkMaps::readVertices(double& minx, double& maxx, double& miny, double& maxy) {
  std::ifstream in;

  // TPolyline vertices stored at https://github.com/cms-data/DQM-SiStripMonitorClient
  in.open(edm::FileInPath("DQM/SiStripMonitorClient/data/Geometry/tracker_map_bare").fullPath().c_str());

  if (!in.good()) {
    throw cms::Exception("FileError") << "SiStripTkMaps: problem opening vertices file!!" << std::endl;
    return;
  }

  while (in.good()) {
    long detid = 0;
    double x[5], y[5];

    std::string line;
    std::getline(in, line);
    typedef boost::tokenizer<boost::char_separator<char>> tokenizer;
    boost::char_separator<char> sep{" "};
    tokenizer tok{line, sep};

    int ix{0}, iy{0};
    bool isPixel{false};
    for (const auto& t : tok | boost::adaptors::indexed(0)) {
      int i = t.index();
      if (i == 0) {
        detid = atoll((t.value()).c_str());

        // Drop Pixel Data
        DetId detId(detid);
        if (detId.subdetId() == PixelSubdetector::PixelBarrel || detId.subdetId() == PixelSubdetector::PixelEndcap) {
          isPixel = true;
          break;
        }
      } else {
        if (i % 2 == 0) {
          x[ix] = atof((t.value()).c_str());
          if (x[ix] < minx) {
            minx = x[ix];
          }
          if (x[ix] > maxx) {
            maxx = x[ix];
          }
          ++ix;
        } else {
          y[iy] = atof((t.value()).c_str());
          if (y[iy] < miny) {
            miny = y[iy];
          }
          if (y[iy] > maxy) {
            maxy = y[iy];
          }
          ++iy;
        }  // else
      }    // else
    }      // loop on entries

    if (isPixel) {
      continue;
    }

    m_bins[detid] = std::make_shared<TGraph>(ix, x, y);
    m_bins[detid]->SetName(TString::Format("%ld", detid));
    m_bins[detid]->SetTitle(TString::Format("Module ID=%ld", detid));
    m_detIdVector.push_back(detid);
  }
}