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andersj |
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#include "HcalVisualSelector.h"
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#include "MyHcalClasses.h"
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#include "TCanvas.h"
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#include "TH2.h"
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#include "TRandom.h"
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#include "TStyle.h"
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inline double sign(double x) { return (x < 0.0) ? -1.0 : 1.0; }
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static const float BADVAL = -1e99;
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HcalVisualSelector::HcalVisualSelector(Callbacks* cb,
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int ieta_lo, int ieta_hi,
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int iphi_lo, int iphi_hi)
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{
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m_cb=cb;
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m_canvas=new TCanvas("HcalSelector");
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m_canvas->Divide(2,2);
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int ieta_bins=ieta_hi-ieta_lo+1;
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int iphi_bins=iphi_hi-iphi_lo+1;
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char name[10];
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char title[256];
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for(int i=0;i<4;i++) {
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sprintf(title,"iEta/iPhi Space Depth %d",i+1);
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sprintf(name,"Depth %d",i+1);
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TH2F* h = new TH2F(title,name,
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ieta_bins, ieta_lo-0.5, ieta_hi+0.5,
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iphi_bins, iphi_lo-0.5, iphi_hi+0.5);
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h->GetXaxis()->SetTitle("IETA");
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h->GetYaxis()->SetTitle("IPHI");
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h->SetStats(0);
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// Set bins to a 'badval' in order to distinguish
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// between zero-mean cells and unconnected cells
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//
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for (int binx=1; binx<=h->GetNbinsX(); binx++)
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for (int biny=1; biny<=h->GetNbinsY(); biny++)
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h->SetBinContent(binx,biny,BADVAL);
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m_hist[i] = h;
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}
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TStyle* ms=new TStyle("hvs","hvs");
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ms->SetPalette(1,0);
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ms->cd();
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for(int i=0;i<4;i++) {
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m_canvas->cd(i+1);
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m_hist[i]->Draw("COLZ");
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m_canvas->Update();
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}
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m_canvas->Connect("ProcessedEvent(Int_t,Int_t,Int_t,TObject*)",
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"HcalVisualSelector", this,
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"onEvent(Int_t,Int_t,Int_t,TObject*)");
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m_canvas->cd();
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}
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void HcalVisualSelector::onEvent(Int_t event, Int_t x, Int_t y, TObject *selected) {
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if(event!=kButton1Double) return;
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TPad *pad=(TPad*) m_canvas->GetSelectedPad();
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if(selected==0) return; // this is to suppress "Unused" message
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// printf("Canvas %s: event=%d, x=%d, y=%d, selected=%s\n",
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// m_canvas->GetName(),event, x, y, selected->IsA()->GetName());
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char padname[256];
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strcpy(padname,m_canvas->GetSelectedPad()->GetName());
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if (strstr(padname,"_"))
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*(strstr(padname,"_"))=' ';
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char canvasname[40];
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int padnum;
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sscanf(padname,"%s %d",canvasname,&padnum);
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Float_t px= pad->AbsPixeltoX(x);
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Float_t py= pad->AbsPixeltoY(y);
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px=pad->PadtoX(px);
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py=pad->PadtoY(py);
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//printf("x=%.3g,y=%.3g\n",px,py);
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int Xbin=m_hist[padnum-1]->GetXaxis()->FindBin(px);
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int Ybin=m_hist[padnum-1]->GetYaxis()->FindBin(py);
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//printf("Xbin=%d,Ybin=%d\n",Xbin,Ybin);
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if (Xbin==0 || Ybin==0 ||
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Xbin>m_hist[padnum-1]->GetXaxis()->GetNbins() ||
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Ybin>m_hist[padnum-1]->GetYaxis()->GetNbins()) {
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printf("Please select a location within the graph boundaries.\n");
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return;
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}
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// convert to ieta/iphi
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int ieta=(int)(px+(sign(px)*0.5));
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int iphi=(int)(py+(sign(py)*0.5));
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int depth=padnum;
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printf("ieta=%d iphi=%d depth=%d\n",ieta,iphi,depth);
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if (m_cb==0) return; // need a callback
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// figure out Subdetector
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MyHcalSubdetector sd=m_cb->getSubdet(ieta,depth);
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MyHcalDetId id = {sd,ieta,iphi,depth};
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m_cb->plot(id);
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}
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void HcalVisualSelector::fill(const MyHcalDetId& id, double value) {
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//if (id.depth!=1) return;
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// what about depth?
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TH2* h = m_hist[id.depth-1];
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h->SetBinContent(h->FindBin(id.ieta*1.0,id.iphi*1.0,0.0),value);
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}
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void HcalVisualSelector::Update() {
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m_canvas->Flush();
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m_canvas->Update();
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m_canvas->Paint();
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}
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