add drawing in ClassAnasen.h

.vscode/settings.json

@@ -15,6 +15,7 @@
     "ApplyMapping.C": "cpp",
     "script.C": "cpp",
     "Analyzer.C": "cpp",
-    "PreAnalysis.C": "cpp"
+    "PreAnalysis.C": "cpp",
+    "ANASEN_model.C": "cpp"
   }
 }

ANASEN_model.C

@@ -61,7 +61,7 @@ void ANASEN_model(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int
   pcA->SetLineColor(4);  
 
   for( int i = 0; i < nWire; i++){
-    if( i < anodeID1 || i > anodeID2) continue;   
+    if( anodeID2 >= 0 &&  (i < anodeID1 || i > anodeID2) ) continue;   
     worldBox->AddNode(pcA, i+1, new TGeoCombiTrans( radiusAnew * TMath::Cos( TMath::TwoPi() / nWire *i + dAngle / 2), 
                                                     radiusAnew * TMath::Sin( TMath::TwoPi() / nWire *i + dAngle / 2), 
                                                     0, 
@@ -76,7 +76,7 @@ void ANASEN_model(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int
   TGeoVolume *pcC = geom->MakeTube("tub2", Al, 0, 0.01, wireCLength/2);
   pcC->SetLineColor(6);
   for( int i = 0; i < nWire; i++){
-    if( i < cathodeID1 || i > cathodeID2) continue;   
+    if( cathodeID2 >= 0 && (i < cathodeID1 || i > cathodeID2) ) continue;   
     worldBox->AddNode(pcC, i+1, new TGeoCombiTrans( radiusCnew * TMath::Cos( TMath::TwoPi() / nWire *i - dAngle/2), 
                                                     radiusCnew * TMath::Sin( TMath::TwoPi() / nWire *i - dAngle/2), 
                                                     0, 
@@ -92,15 +92,26 @@ void ANASEN_model(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int
   TGeoVolume * sx3 = geom->MakeBox("box", Al, 0.1, sx3Width/2, sx3Length/2);
   sx3->SetLineColor(kGreen+3);
   for( int i = 0; i < nSX3; i++){
-    worldBox->AddNode(sx3, 2*i+1., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 *i), 
+    worldBox->AddNode(sx3, 2*i+1., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 * (i + 0.5)), 
-                                                       sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 *i), 
+                                                       sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 * (i + 0.5)), 
                                                      sx3Length/2+sx3Gap, 
-                                                     new TGeoRotation("rot1", 360/nSX3 * (i), 0., 0.)));
+                                                     new TGeoRotation("rot1", 360/nSX3 * (i + 0.5), 0., 0.)));
 
-    worldBox->AddNode(sx3, 2*i+2., new TGeoCombiTrans( sx3Radius* TMath::Cos( TMath::TwoPi() / nSX3 *i), 
+    worldBox->AddNode(sx3, 2*i+2., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 * (i + 0.5)), 
-                                                     sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 *i), 
+                                                       sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 * (i + 0.5)), 
                                                        -sx3Length/2-sx3Gap, 
-                                                     new TGeoRotation("rot1", 360/nSX3 * (i), 0., 0.)));
+                                                       new TGeoRotation("rot1", 360/nSX3 * (i + 0.5), 0., 0.)));
+  }
+
+  const int qqqR1 = 10;
+  const int qqqR2 = 50;
+  TGeoVolume *qqq = geom->MakeTubs("qqq", Al, qqqR1, qqqR2, 0.5, 5, 85);
+  qqq->SetLineColor(7);
+  for( int i = 0; i < 4; i++){
+    worldBox->AddNode(qqq, i+1, new TGeoCombiTrans( 0, 
+                                                    0, 
+                                                    100, 
+                                                    new TGeoRotation("rot1", 360/4 * (i), 0., 0.)));
   }
 
   geom->CloseGeometry();

Analyzer.C

@@ -126,6 +126,8 @@ Bool_t Analyzer::Process(Long64_t entry){
   //########################################################### Track constrcution
 
 
+  //############################## DO THE KINEMATICS
+
 
   return kTRUE;
 }

ClassAnasen.h

@@ -5,10 +5,19 @@
 #include <TMath.h>
 #include <TVector3.h>
 
-class Anasen{
+#include "TGeoManager.h"
+#include "TGeoVolume.h"
+#include "TGeoBBox.h"
+#include "TCanvas.h"
+#include "TPolyMarker3D.h"
+#include "TPolyLine3D.h"
+
+class ANASEN{
 public:
-  Anasen();
+  ANASEN();
-  ~Anasen() {}
+  ~ANASEN();
+
+  TVector3 CalSX3Pos(unsigned short ID, unsigned short chUp, unsigned short chDown, unsigned short chBack, float eUp = 0, float eDown = 0 );
 
   void CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID);
 
@@ -18,22 +27,25 @@ public:
   double GetTrackTheta() const {return trackVec.Theta();}
   double GetTrackPhi()   const {return trackVec.Phi();}
 
-  // void DrawTrack();
+  void DrawAnasen(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1, bool DrawQQQ = false );
 
 private:
 
   const int nWire = 24;
-  const int wireShift = 3; // how twisted is the wire.
+  const int wireShift = 3;
-  const double AnodeRadius = 38 ; // mm
+  const int zLen = 380; //mm
-  const double CathodeRadius = 38 ; // mm
+  const int radiusA = 37;
-  const double PCLength = 100; //mm
+  const int radiusC = 43;
 
   std::vector<TVector3> P1; // the anode wire position vector in space 
   std::vector<TVector3> P2; // the anode wire position vector in space 
   std::vector<TVector3> Q1; // the cathode wire position vector in space 
   std::vector<TVector3> Q2; // the cathode wire position vector in space 
 
-  void CalWireDirection();
+  std::vector<std::pair<TVector3,TVector3>> S1; // coners of the SX3  0-11, z = mid point
+  std::vector<std::pair<TVector3,TVector3>> S2; // coners of the SX3 12-23, z = mid point
+
+  void CalGeometry();
 
   TVector3 trackPos;
   TVector3 trackVec;
@@ -44,15 +56,40 @@ private:
   TVector3 trackVecErrorA; // error vector prependicular to the Anode-Pos plan
   TVector3 trackVecErrorC; // error vector prependicular to the Cathode-Pos plan
 
+  const int nSX3 = 12;
+  const int sx3Radius = 88;
+  const int sx3Width = 40;
+  const int sx3Length = 75;
+  const int sx3Gap = 46;
+
+  const int qqqR1 = 10;
+  const int qqqR2 = 50;
+  const int qqqZPos = sx3Gap/2 + sx3Length + 30;
+
+  TGeoManager *geom;
+  TGeoVolume *worldBox;
+
+  void Construct3DModel(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1, bool DrawQQQ = true);
+
 };
 
-inline Anasen::Anasen(){
+//==============================================
+inline ANASEN::ANASEN(){
 
-  CalWireDirection();
+  CalGeometry();
+
+  geom = nullptr;
+  worldBox = nullptr;
 
 }
 
-inline void Anasen::CalWireDirection(){
+inline ANASEN::~ANASEN(){
+
+  delete geom;
+
+}
+
+inline void ANASEN::CalGeometry(){
 
   TVector3 p1; // anode
   TVector3 p2;
@@ -61,31 +98,155 @@ inline void Anasen::CalWireDirection(){
   for(int i = 0; i < nWire; i++ ){
 
     // Anode rotate right-hand
-
+    p1.SetXYZ( radiusA * TMath::Cos( TMath::TwoPi() * i / nWire ),
-    p1.SetXYZ( AnodeRadius * TMath::Cos( TMath::TwoPi() * i / nWire ),
+               radiusA * TMath::Sin( TMath::TwoPi() * i / nWire ),
-               AnodeRadius * TMath::Sin( TMath::TwoPi() * i / nWire ),
+               zLen/2);
-               -PCLength/2);
+    p2.SetXYZ( radiusA * TMath::Cos( TMath::TwoPi() * (i + wireShift) / nWire ),
-    p2.SetXYZ( AnodeRadius * TMath::Cos( TMath::TwoPi() * (i + wireShift) / nWire ),
+               radiusA * TMath::Sin( TMath::TwoPi() * (i + wireShift) / nWire ),
-               AnodeRadius * TMath::Sin( TMath::TwoPi() * (i + wireShift) / nWire ),
+               -zLen/2);
-               PCLength/2);
     P1.push_back(p1);
     P2.push_back(p2);
 
     // Cathod rotate left-hand
-
+    p1.SetXYZ( radiusC * TMath::Cos( TMath::TwoPi() * i / nWire ),
-    p1.SetXYZ( CathodeRadius * TMath::Cos( TMath::TwoPi() * i / nWire ),
+               radiusC * TMath::Sin( TMath::TwoPi() * i / nWire ),
-               CathodeRadius * TMath::Sin( TMath::TwoPi() * i / nWire ),
+               zLen/2);
-               -PCLength/2);
+    p2.SetXYZ( radiusC * TMath::Cos( TMath::TwoPi() * (i - wireShift) / nWire ),
-    p2.SetXYZ( CathodeRadius * TMath::Cos( TMath::TwoPi() * (i - wireShift) / nWire ),
+               radiusC * TMath::Sin( TMath::TwoPi() * (i - wireShift) / nWire ),
-               CathodeRadius * TMath::Sin( TMath::TwoPi() * (i - wireShift) / nWire ),
+               -zLen/2);
-               PCLength/2);
     Q1.push_back(p1);
     Q2.push_back(p2);
   }
 
+  TVector3 sa, sb;
+  for(int i = 0; i < nSX3; i++){
+    sa.SetXYZ( sx3Radius,  sx3Width/2, sx3Gap/2 + sx3Length/2 );
+    sb.SetXYZ( sx3Radius, -sx3Width/2, sx3Gap/2 + sx3Length/2 );
+
+    sa.RotateZ( TMath::TwoPi() / nSX3 * (i + 0.5) );
+    sb.RotateZ( TMath::TwoPi() / nSX3 * (i + 0.5) );
+    S1.push_back(std::pair(sa,sb));
+
+    sa.SetXYZ( sx3Radius,  sx3Width/2, -sx3Gap/2 - sx3Length/2 );
+    sb.SetXYZ( sx3Radius, -sx3Width/2, -sx3Gap/2 - sx3Length/2 );
+
+    sa.RotateZ( TMath::TwoPi() / nSX3 * (i + 0.5) );
+    sb.RotateZ( TMath::TwoPi() / nSX3 * (i + 0.5) );
+    S2.push_back(std::pair(sa,sb));
   }
 
-inline void Anasen::CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID){
+}
+
+inline void ANASEN::Construct3DModel(int anodeID1, int anodeID2, int cathodeID1, int cathodeID2, bool DrawQQQ ){
+
+  if( geom ) delete geom;
+
+  // Create ROOT manager and master volume
+  geom = new TGeoManager("Detector", "ANASEN");
+
+  //--- define some materials
+  TGeoMaterial *matVacuum = new TGeoMaterial("Vacuum", 0,0,0);
+  TGeoMaterial *matAl = new TGeoMaterial("Al", 26.98,13,2.7);
+  //--- define some media
+  TGeoMedium *Vacuum = new TGeoMedium("Vacuum",1, matVacuum);
+  TGeoMedium *Al = new TGeoMedium("Root Material",2, matAl);
+
+  //--- make the top container volume 
+  Double_t worldx = 200.; //mm
+  Double_t worldy = 200.; //mm
+  Double_t worldz = 200.; //mm
+  worldBox = geom->MakeBox("ROOT", Vacuum, worldx, worldy, worldz);
+  geom->SetTopVolume(worldBox);
+
+  //--- making axis
+  TGeoVolume *axisX = geom->MakeTube("axisX", Al, 0, 0.1, 5.);
+  axisX->SetLineColor(1);
+  worldBox->AddNode(axisX, 1, new TGeoCombiTrans(5, 0, 0., new TGeoRotation("rotA", 90., 90., 0.)));
+
+  TGeoVolume *axisY = geom->MakeTube("axisY", Al, 0, 0.1, 5.);
+  axisY->SetLineColor(1);
+  worldBox->AddNode(axisY, 1, new TGeoCombiTrans(0, 5, 0., new TGeoRotation("rotB", 0., 90., 0.)));
+
+  TGeoVolume *axisZ = geom->MakeTube("axisZ", Al, 0, 0.1, 5.);
+  axisZ->SetLineColor(1);
+  worldBox->AddNode(axisZ, 1, new TGeoTranslation(0, 0,  5));
+
+  //.......... convert to wire center dimensions
+  double dAngle = wireShift * TMath::TwoPi() / nWire;
+  double radiusAnew = radiusA * TMath::Cos( dAngle / 2.);
+  double wireALength = TMath::Sqrt( zLen*zLen + TMath::Power(2* radiusA * TMath::Sin(dAngle/2),2) );
+  double wireATheta = TMath::ATan2( 2* radiusA * TMath::Sin( dAngle / 2.), zLen);
+
+  // printf("    dAngle : %f\n", dAngle);
+  // printf(" newRadius : %f\n", radiusAnew);
+  // printf("wireLength : %f\n", wireALength);
+  // printf("wire Theta : %f\n", wireATheta);
+
+  TGeoVolume *pcA = geom->MakeTube("tub1", Al, 0, 0.01, wireALength/2);
+  pcA->SetLineColor(4);  
+
+  for( int i = 0; i < nWire; i++){
+    if( anodeID2 >= 0 &&  (i < anodeID1 || i > anodeID2) ) continue;   
+    worldBox->AddNode(pcA, i+1, new TGeoCombiTrans( radiusAnew * TMath::Cos( TMath::TwoPi() / nWire *i + dAngle / 2), 
+                                                    radiusAnew * TMath::Sin( TMath::TwoPi() / nWire *i + dAngle / 2), 
+                                                    0, 
+                                                    new TGeoRotation("rot1", 360/ nWire * (i + wireShift/2.), wireATheta * 180/ TMath::Pi(), 0.)));
+  }
+
+  double radiusCnew = radiusC * TMath::Cos( dAngle / 2.);
+  double wireCLength = TMath::Sqrt( zLen*zLen + TMath::Power(2* radiusC * TMath::Sin(dAngle/2),2) );
+  double wireCTheta = TMath::ATan2( 2* radiusC * TMath::Sin( dAngle / 2.), zLen);
+
+  TGeoVolume *pcC = geom->MakeTube("tub2", Al, 0, 0.01, wireCLength/2);
+  pcC->SetLineColor(6);
+  for( int i = 0; i < nWire; i++){
+    if( cathodeID2 >= 0 && (i < cathodeID1 || i > cathodeID2) ) continue;   
+    worldBox->AddNode(pcC, i+1, new TGeoCombiTrans( radiusCnew * TMath::Cos( TMath::TwoPi() / nWire *i - dAngle/2), 
+                                                    radiusCnew * TMath::Sin( TMath::TwoPi() / nWire *i - dAngle/2), 
+                                                    0, 
+                                                    new TGeoRotation("rot1", 360/ nWire * (i - wireShift/2.), -wireCTheta * 180/ TMath::Pi(), 0.)));
+  }
+
+  TGeoVolume * sx3 = geom->MakeBox("box", Al, 0.1, sx3Width/2, sx3Length/2);
+  sx3->SetLineColor(kGreen+3);
+  for( int i = 0; i < nSX3; i++){
+    worldBox->AddNode(sx3, 2*i+1., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 * (i + 0.5)), 
+                                                       sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 * (i + 0.5)), 
+                                                     sx3Length/2+sx3Gap/2, 
+                                                     new TGeoRotation("rot1", 360/nSX3 * (i + 0.5), 0., 0.)));
+
+    worldBox->AddNode(sx3, 2*i+2., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 * (i + 0.5)), 
+                                                       sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 * (i + 0.5)), 
+                                                       -sx3Length/2-sx3Gap/2, 
+                                                       new TGeoRotation("rot1", 360/nSX3 * (i + 0.5), 0., 0.)));
+  }
+
+  if( DrawQQQ ){
+    TGeoVolume *qqq = geom->MakeTubs("qqq", Al, qqqR1, qqqR2, 0.5, 5, 85);
+    qqq->SetLineColor(7);
+    for( int i = 0; i < 4; i++){
+      worldBox->AddNode(qqq, i+1, new TGeoCombiTrans( 0, 
+                                                      0, 
+                                                      qqqZPos, 
+                                                      new TGeoRotation("rot1", 360/4 * (i), 0., 0.)));
+    }
+  }
+
+}
+
+
+inline void ANASEN::DrawAnasen(int anodeID1, int anodeID2, int cathodeID1, int cathodeID2, bool DrawQQQ ){
+
+  
+  Construct3DModel(anodeID1, anodeID2, cathodeID1, cathodeID2, DrawQQQ);
+
+  geom->CloseGeometry();
+  geom->SetVisLevel(4);
+  worldBox->Draw("ogle");
+
+}
+
+inline void ANASEN::CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID){
 
   trackPos = sx3Pos;
 
@@ -95,7 +256,42 @@ inline void Anasen::CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID){
   // if the handiness of anode and cathode revered, it should be n2 cross n1
   trackVec = (n1.Cross(n2)).Unit();
 
+}
 
+inline TVector3 ANASEN::CalSX3Pos(unsigned short ID, unsigned short chUp, unsigned short chDown, unsigned short chBack, float eUp, float eDown){
+
+  TVector3 haha;
+
+  if( (chUp - chDown) != 1 || (chDown % 2) != 0) return haha;
+
+  int reducedID = ID % nSX3;
+
+  TVector3 sa, sb;
+
+  if( ID < nSX3 ){ //down
+
+    sa = S1[reducedID].first;
+    sb = S1[reducedID].second;
+
+  }else{
+
+    sa = S2[reducedID].first;
+    sb = S2[reducedID].second;
+
+  }
+
+  haha.SetX( (sb.X() - sa.X()) * chUp/8 + sa.X());
+  haha.SetY( (sb.Y() - sa.Y()) * chUp/8 + sa.Y());
+
+  if( eUp == 0 || eDown == 0 ){
+    haha.SetZ( sa.Z() + (2*(chBack - 7)-1) * sx3Length / 8 );
+  }else{
+    double frac = (eUp - eDown)/(eUp + eDown); // from +1 (downstream) to -1 (upstream)
+    double zPos = sa.Z() +  sx3Length * frac/2;
+    haha.SetZ( zPos );
+  }
+
+  return haha;
 
 }
 

ClassDet.h

@@ -15,7 +15,7 @@ public:
   unsigned short       e[MAXMULTI];
   unsigned long long   t[MAXMULTI];
 
-  unsigned short  index[MAXMULTI]; // id * 12 + ch;
+  unsigned short  index[MAXMULTI]; // id * nCh + ch;
   bool  used[MAXMULTI];
 
   void Clear(){