demo data

Headers/setup.h

@@ -86,12 +86,16 @@ public:
     std::vector<std::vector<Vector3D>> xbs;
     int pixelateSphere();
 
-    // dummy simulation setup
+    // simulation setup
     const int nCones= 100;
     double trueTheta;
     double truePhi;
     Vector3D trueSource;
     int randSource();
+    const double sgmE = 0.06; // 6% energy resolution
+    const Vector3D sgmpos = Vector3D(0.8 / 2, 0.43 / 2, 1.0 / 2); // mm
+    // const Vector3D sgmpos(0, 0, 0); // mm
+    const int order=3;
 
     // refresh every 10 events
     const int chuckSize = 100;

Sources/gui.cpp

@@ -59,22 +59,12 @@ int MyMainFrame::Init(){
     fClearB->Connect("Clicked()", "MyMainFrame", this, "Clear()");
     fStopB = new TGTextButton(fF3, "Stop");
     fStopB->Connect("Clicked()", "MyMainFrame", this, "Stop()");
-    // // counts
-    // fCountsLabel = new TGLabel(fF3, "Total counts");
-    // fCounts = new TGNumberEntryField(fF3, 1, 0, TGNumberFormat::kNESInteger,
-    //                TGNumberEntryField::kNEANonNegative);
-    // fCounts->SetAlignment(kTextLeft);
-    // fCounts->SetLimits(TGNumberEntryField::kNELLimitMin, 0);
-    // fCounts->SetEditable(kFALSE);
-    // // fCounts->Resize(100,20);
 
     fL3 = new TGLayoutHints(kLHintsTop | kLHintsLeft, 
                         5, 5, 5, 5);
     fF3->AddFrame(fStartB, fL3);
     fF3->AddFrame(fClearB, fL3);
     fF3->AddFrame(fStopB, fL3);
-    // fF3->AddFrame(fCountsLabel, new TGLayoutHints(kLHintsCenterY | kLHintsLeft, 2, 2, 2, 2));
-    // fF3->AddFrame(fCounts, fL3);
 
     // embedded canvas
     fF5 = new TGCompositeFrame(fMain, 60, 60, kHorizontalFrame);
@@ -101,8 +91,6 @@ void MyMainFrame::initHist() {
     histo = new TH2D("ROI", " ; Azimuth; Elevation", 
                             config->phiBins, -180, 180, 
                             config->thetaBins, -90, 90);
-    // canvas = new TCanvas("THCanvas","Sinocanvas", 1000, 500);
-    // canvas->Connect("Closed()", "Image", this, "closed()");
     // init image
     for (int i = 0; i < config->phiBins; i++)
     {
@@ -215,16 +203,12 @@ void MyMainFrame::addCone(std::vector<Cone>::const_iterator first,
     double beta(0);
     double sgma2(0);
     double sgmb2(0);
-    const double sgmE(0.06); // 6% energy resolution
-    const Vector3D sgmpos(0.8 / 2, 0.43 / 2, 1.0 / 2); // mm
-    // const Vector3D sgmpos(0, 0, 0); // mm
-    const int order(3);
     Vector3D ray;
     for (auto k = first; k < last; k++)    
     {
         // update the image
         alpha = k->cosHalfAngle;
-        sgma2 = std::pow(0.511*k->E0/std::pow((k->E0-k->Edpst),2)*sgmE, 2);
+        sgma2 = std::pow(0.511*k->E0/std::pow((k->E0-k->Edpst),2)*config->sgmE, 2);
         #pragma omp parallel for private(ray, beta, sgmb2)
         for (int i = 0; i < config->thetaBins; i++)
         {
@@ -233,14 +217,13 @@ void MyMainFrame::addCone(std::vector<Cone>::const_iterator first,
                 ray = k->apex - config->xbs[i][j];
                 beta = getCosAngle(ray, k->axis);
                 sgmb2 = std::pow((ray/(ray*ray) + k->axis/(k->axis*k->axis)-
-                                (ray+k->axis)/(ray*k->axis))*sgmpos * beta, 2);
-                sgmb2+= std::pow((ray/(ray*k->axis)-k->axis/(k->axis*k->axis))*sgmpos * beta, 2);
+                                (ray+k->axis)/(ray*k->axis))*config->sgmpos * beta, 2);
+                sgmb2+= std::pow((ray/(ray*k->axis)-k->axis/(k->axis*k->axis))*config->sgmpos * beta, 2);
                 histo->SetBinContent(j+1, i+1, 
                     histo->GetBinContent(j+1, i+1) + 
-                    std::exp(-std::pow((std::pow(beta, order)-std::pow(alpha, order)), 2)/
-                             (2*order*order*(std::pow(alpha,2*order-2)*sgma2 +std::pow(beta, 2*order-2)*sgmb2))
-                            )
-                );              
+                    std::exp(-std::pow((std::pow(beta, config->order)-std::pow(alpha, config->order)), 2)/
+                             (2*std::pow(config->order, 2)*
+                              (std::pow(alpha,2*config->order-2)*sgma2 +std::pow(beta, 2*config->order-2)*sgmb2))));              
             }
         }
     }

Sources/simulation.cpp

@@ -45,8 +45,13 @@ void * Worker::handle(void *ptr) {
 
 void * Worker::reader(void *ptr) {
     std::ifstream conefile;
-    std::string fpath("/media/ming/DATA/projects/Imager/polimi/cones.txt");
+    std::string fpath("Data/cones.txt");
     conefile.open(fpath, std::ios::in);
+    if (!conefile.good())
+    {
+        throw std::invalid_argument("Cannot find file: " + fpath);
+    }
+    
     std::string line;
     // skip header (first line)
     std::getline(conefile, line);