rtang/ANASEN_analysis
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

simulation of ANASEN is seem ok, but the CalTrack seems to be wrong

Browse Source
This commit is contained in:
splitPoleDAQ 2024-01-31 19:08:30 -05:00
parent 871745ac7e
commit d561c4adc2
3 changed files with 349 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
.vscode/settings.json vendored
View File

@ -16,6 +16,67 @@
"script.C": "cpp", "script.C": "cpp",
"Analyzer.C": "cpp", "Analyzer.C": "cpp",
"PreAnalysis.C": "cpp", "PreAnalysis.C": "cpp",
"ANASEN_model.C": "cpp" "ANASEN_model.C": "cpp",
"algorithm": "cpp",
"allocator": "cpp",
"limits": "cpp",
"atomic": "cpp",
"bit": "cpp",
"*.tcc": "cpp",
"cctype": "cpp",
"chrono": "cpp",
"clocale": "cpp",
"cmath": "cpp",
"codecvt": "cpp",
"compare": "cpp",
"complex": "cpp",
"concepts": "cpp",
"condition_variable": "cpp",
"cstdarg": "cpp",
"cstddef": "cpp",
"cstdint": "cpp",
"cstdio": "cpp",
"cstdlib": "cpp",
"cstring": "cpp",
"ctime": "cpp",
"cwchar": "cpp",
"cwctype": "cpp",
"map": "cpp",
"set": "cpp",
"exception": "cpp",
"functional": "cpp",
"iterator": "cpp",
"memory": "cpp",
"memory_resource": "cpp",
"numeric": "cpp",
"optional": "cpp",
"random": "cpp",
"ratio": "cpp",
"source_location": "cpp",
"system_error": "cpp",
"tuple": "cpp",
"type_traits": "cpp",
"utility": "cpp",
"fstream": "cpp",
"future": "cpp",
"iomanip": "cpp",
"iosfwd": "cpp",
"iostream": "cpp",
"istream": "cpp",
"mutex": "cpp",
"new": "cpp",
"numbers": "cpp",
"ostream": "cpp",
"semaphore": "cpp",
"sstream": "cpp",
"stdexcept": "cpp",
"stop_token": "cpp",
"streambuf": "cpp",
"thread": "cpp",
"cinttypes": "cpp",
"typeinfo": "cpp",
"variant": "cpp",
"bitset": "cpp",
"forward_list": "cpp"
} }
} }

294
ClassAnasen.h
View File

@ -12,22 +12,58 @@
#include "TPolyMarker3D.h" #include "TPolyMarker3D.h"
#include "TPolyLine3D.h" #include "TPolyLine3D.h"
struct SX3{
short id = -1; // -1 when no hit
short chUp;
short chDown;
short chBack;
double zFrac; // from +1 (downstream) to -1 (upstream)
double eUp;
double eDown;
double eBack;
TVector3 hitPos;
void CalZFrac(){
zFrac = (eUp - eDown)/(eUp + eDown);
}
void Print(){
if( id == -1 ){
printf("Did not hit any SX3.\n");
}else{
printf("ID: %d, U,D,B: %d %d %d| zFrac : %.2f\n", id, chUp, chDown, chBack, zFrac);
printf("Hit Pos: %.2f, %.2f, %.2f\n", hitPos.X(), hitPos.Y(), hitPos.Z());
}
}
};
class ANASEN{ class ANASEN{
public: public:
ANASEN(); ANASEN();
~ANASEN(); ~ANASEN();
void CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID, bool verbose = false);
TVector3 CalSX3Pos(unsigned short ID, unsigned short chUp, unsigned short chDown, unsigned short chBack, float eUp = 0, float eDown = 0 ); 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);
TVector3 GetTrackPos() const {return trackPos;} TVector3 GetTrackPos() const {return trackPos;}
TVector3 GetTrackVec() const {return trackVec;} TVector3 GetTrackVec() const {return trackVec;}
double GetTrackTheta() const {return trackVec.Theta();} double GetTrackTheta() const {return trackVec.Theta();}
double GetTrackPhi() const {return trackVec.Phi();} double GetTrackPhi() const {return trackVec.Phi();}
void DrawAnasen(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1, bool DrawQQQ = false ); void DrawAnasen(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1, bool DrawQQQ = false );
void DrawDeducedTrack(TVector3 sx3Pos, int anodeID, int cathodeID);
//Simulation
SX3 FindSX3Pos(TVector3 pos, TVector3 direction, bool verbose = false);
std::pair<int, int> FindWireID(TVector3 pos, TVector3 direction, bool verbose = false);
void DrawTrack(TVector3 pos, TVector3 direction);
std::pair<TVector3,TVector3> GetAnode(unsigned short id) const{return P1[id];};
std::pair<TVector3,TVector3> GetCathode(unsigned short id) const{return Q1[id];};
private: private:
@ -37,10 +73,8 @@ private:
const int radiusA = 37; const int radiusA = 37;
const int radiusC = 43; const int radiusC = 43;
std::vector<TVector3> P1; // the anode wire position vector in space std::vector<std::pair<TVector3,TVector3>> P1; // the anode wire position vector in space
std::vector<TVector3> P2; // the anode wire position vector in space std::vector<std::pair<TVector3,TVector3>> Q1; // the cathode 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
std::vector<std::pair<TVector3,TVector3>> S1; // coners of the SX3 0-11, z = mid point 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 std::vector<std::pair<TVector3,TVector3>> S2; // coners of the SX3 12-23, z = mid point
@ -62,22 +96,27 @@ private:
const int sx3Length = 75; const int sx3Length = 75;
const int sx3Gap = 46; const int sx3Gap = 46;
const int qqqR1 = 10; const int qqqR1 = 50;
const int qqqR2 = 50; const int qqqR2 = 100;
const int qqqZPos = sx3Gap/2 + sx3Length + 30; const int qqqZPos = sx3Gap/2 + sx3Length + 30;
// int geomID;
TGeoManager *geom; TGeoManager *geom;
TGeoVolume *worldBox; TGeoVolume *worldBox;
void Construct3DModel(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1, bool DrawQQQ = true); void Construct3DModel(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1, bool DrawQQQ = true);
double Distance(TVector3 a1, TVector3 a2, TVector3 b1, TVector3 b2);
std::pair<double, double> Intersect(TVector3 a1, TVector3 a2, TVector3 b1, TVector3 b2);
}; };
//============================================== //!==============================================
inline ANASEN::ANASEN(){ inline ANASEN::ANASEN(){
CalGeometry(); CalGeometry();
// geomID = 0;
geom = nullptr; geom = nullptr;
worldBox = nullptr; worldBox = nullptr;
@ -88,34 +127,37 @@ inline ANASEN::~ANASEN(){
delete geom; delete geom;
} }
//!==============================================
inline void ANASEN::CalGeometry(){ inline void ANASEN::CalGeometry(){
TVector3 p1; // anode std::pair<TVector3, TVector3> p1; // anode
TVector3 p2; std::pair<TVector3, TVector3> q1; // cathode
TVector3 q1; // cathode
TVector3 q2;
for(int i = 0; i < nWire; i++ ){
for(int i = 0; i < nWire; i++ ){
// Anode rotate right-hand // Anode rotate right-hand
p1.SetXYZ( radiusA * TMath::Cos( TMath::TwoPi() * i / nWire ), p1.first.SetXYZ( radiusA * TMath::Cos( TMath::TwoPi() / nWire * i ),
radiusA * TMath::Sin( TMath::TwoPi() * i / nWire ), radiusA * TMath::Sin( TMath::TwoPi() / nWire * i ),
zLen/2); zLen/2);
p2.SetXYZ( radiusA * TMath::Cos( TMath::TwoPi() * (i + wireShift) / nWire ), p1.second.SetXYZ( radiusA * TMath::Cos( TMath::TwoPi() / nWire * (i + wireShift)),
radiusA * TMath::Sin( TMath::TwoPi() * (i + wireShift) / nWire ), radiusA * TMath::Sin( TMath::TwoPi() / nWire * (i + wireShift)),
-zLen/2); -zLen/2);
P1.push_back(p1); P1.push_back(p1);
P2.push_back(p2);
// P1.back().first.Print();
// P1.back().second.Print();
// Cathod rotate left-hand // Cathod rotate left-hand
p1.SetXYZ( radiusC * TMath::Cos( TMath::TwoPi() * i / nWire ), q1.first.SetXYZ( radiusC * TMath::Cos( TMath::TwoPi() * i / nWire ),
radiusC * TMath::Sin( TMath::TwoPi() * i / nWire ), radiusC * TMath::Sin( TMath::TwoPi() * i / nWire ),
zLen/2); zLen/2);
p2.SetXYZ( radiusC * TMath::Cos( TMath::TwoPi() * (i - wireShift) / nWire ), q1.second.SetXYZ( radiusC * TMath::Cos( TMath::TwoPi() * (i - wireShift) / nWire ),
radiusC * TMath::Sin( TMath::TwoPi() * (i - wireShift) / nWire ), radiusC * TMath::Sin( TMath::TwoPi() * (i - wireShift) / nWire ),
-zLen/2); -zLen/2);
Q1.push_back(p1); Q1.push_back(q1);
Q2.push_back(p2);
// Q1.back().first.Print();
// Q1.back().second.Print();
} }
TVector3 sa, sb; TVector3 sa, sb;
@ -185,8 +227,18 @@ inline void ANASEN::Construct3DModel(int anodeID1, int anodeID2, int cathodeID1,
TGeoVolume *pcA = geom->MakeTube("tub1", Al, 0, 0.01, wireALength/2); TGeoVolume *pcA = geom->MakeTube("tub1", Al, 0, 0.01, wireALength/2);
pcA->SetLineColor(4); pcA->SetLineColor(4);
for( int i = 0; i < nWire; i++){ int startID = 0;
if( anodeID2 >= 0 && (i < anodeID1 || i > anodeID2) ) continue; int endID = nWire - 1;
if( anodeID1 >= 0 && anodeID2 >= 0 ){
startID = anodeID1;
endID = anodeID2;
if( anodeID1 > anodeID2 ) {
endID = nWire + anodeID2;
}
}
for( int i = startID; i <= endID; i++){
worldBox->AddNode(pcA, i+1, new TGeoCombiTrans( radiusAnew * TMath::Cos( TMath::TwoPi() / nWire *i + dAngle / 2), 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), radiusAnew * TMath::Sin( TMath::TwoPi() / nWire *i + dAngle / 2),
0, 0,
@ -199,8 +251,19 @@ inline void ANASEN::Construct3DModel(int anodeID1, int anodeID2, int cathodeID1,
TGeoVolume *pcC = geom->MakeTube("tub2", Al, 0, 0.01, wireCLength/2); TGeoVolume *pcC = geom->MakeTube("tub2", Al, 0, 0.01, wireCLength/2);
pcC->SetLineColor(6); pcC->SetLineColor(6);
for( int i = 0; i < nWire; i++){
if( cathodeID2 >= 0 && (i < cathodeID1 || i > cathodeID2) ) continue; startID = 0;
endID = nWire - 1;
if( cathodeID1 >= 0 && cathodeID2 >= 0 ){
startID = cathodeID1;
endID = cathodeID2;
if( cathodeID1 > cathodeID2 ) {
endID = nWire + cathodeID2;
}
}
for( int i = startID; i <= endID; i++){
worldBox->AddNode(pcC, i+1, new TGeoCombiTrans( radiusCnew * TMath::Cos( TMath::TwoPi() / nWire *i - dAngle/2), 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), radiusCnew * TMath::Sin( TMath::TwoPi() / nWire *i - dAngle/2),
0, 0,
@ -234,10 +297,110 @@ inline void ANASEN::Construct3DModel(int anodeID1, int anodeID2, int cathodeID1,
} }
//!============================================== Aux Functions
inline double ANASEN::Distance(TVector3 a1, TVector3 a2, TVector3 b1, TVector3 b2){
TVector3 na = a1 - a2;
TVector3 nb = b1 - b2;
TVector3 nd = (na.Cross(nb)).Unit();
return TMath::Abs(nd.Dot(a1-b2));
}
inline std::pair<double, double> ANASEN::Intersect(TVector3 p1, TVector3 p2, TVector3 q1, TVector3 q2){
//see https://nukephysik101.wordpress.com/2023/12/30/intersect-between-2-line-segments/
//zero all z-component
TVector3 a0 = p1; a0.SetZ(0);
TVector3 a1 = p2; a1.SetZ(0);
TVector3 b0 = q1; b0.SetZ(0);
TVector3 b1 = q2; b1.SetZ(0);
double A = ((b0-b1).Cross(a0-a1)).Mag();
double h = ((b0-a0).Cross(b1-a0)).Mag()/ A;
double k = ((a1-b0).Cross(a0-b0)).Mag()/ A;
return std::pair(h,k);
}
//!============================================== Given a position and a direction, find wireID and SX3 position
inline std::pair<int, int> ANASEN::FindWireID(TVector3 pos, TVector3 direction, bool verbose ){
int anodeID = -1;
int cathodeID = -1;
double minAnodeDis = 999999;
double minCathodeDis = 999999;
double phi = direction.Phi();
for( int i = 0; i < nWire; i++){
double disA = 99999999;
double disC = 99999999;
if(P1[i].first.Phi()-TMath::PiOver4() < phi && phi < P1[i].second.Phi()+TMath::PiOver4()) {
disA = Distance( pos, pos + direction, P1[i].first, P1[i].second);
if( disA < minAnodeDis ){
minAnodeDis = disA;
anodeID = i;
}
}
if(Q1[i].second.Phi() < phi && phi < Q1[i].first.Phi()) {
disC = Distance( pos, pos + direction, Q1[i].first, Q1[i].second);
if( disC < minCathodeDis ){
minCathodeDis = disC;
cathodeID = i;
}
}
if(verbose) printf(" %2d | %8.2f, %8.2f\n", i, disA, disC);
}
if( verbose ) printf("AnodeID %d (%.2f), Cathode %d (%.2f) \n", anodeID, minAnodeDis, cathodeID, minCathodeDis);
return std::pair(anodeID, cathodeID);
}
inline SX3 ANASEN::FindSX3Pos(TVector3 pos, TVector3 direction, bool verbose){
SX3 haha;
haha.id = -1;
for( int i = 0 ; i < nSX3; i++){
std::pair<double, double> frac = Intersect( pos, pos + direction, S1[i].first, S1[i].second);
if( frac.second < 0 || frac.second > 1 ) continue;
haha.hitPos = pos + frac.first * direction;
haha.chDown = 2 * TMath::Floor(frac.second * 4);
haha.chUp = haha.chDown + 1;
double zPos = haha.hitPos.Z();
if( (sx3Gap/2 < zPos && zPos < sx3Gap/2 + sx3Length ) || (-sx3Gap/2 - sx3Length < zPos && zPos < -sx3Gap/2 ) ){
haha.id = zPos > 0 ? i : i + 12;
haha.zFrac = zPos > 0 ? (zPos - sx3Gap/2 - sx3Length/2)/sx3Length : (zPos - ( - sx3Gap/2 - sx3Length/2) )/sx3Length ;
haha.chBack = TMath::Floor( haha.zFrac * 4 ) + 8;
if( verbose) haha.Print();
return haha;
}
}
if( verbose) haha.Print();
return haha;
}
//!============================================== Drawing functions
inline void ANASEN::DrawAnasen(int anodeID1, int anodeID2, int cathodeID1, int cathodeID2, bool DrawQQQ ){ inline void ANASEN::DrawAnasen(int anodeID1, int anodeID2, int cathodeID1, int cathodeID2, bool DrawQQQ ){
Construct3DModel(anodeID1, anodeID2, cathodeID1, cathodeID2, DrawQQQ); Construct3DModel(anodeID1, anodeID2, cathodeID1, cathodeID2, DrawQQQ);
geom->CloseGeometry(); geom->CloseGeometry();
@ -246,16 +409,77 @@ inline void ANASEN::DrawAnasen(int anodeID1, int anodeID2, int cathodeID1, int c
} }
inline void ANASEN::CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID){ inline void ANASEN::DrawTrack(TVector3 pos, TVector3 direction){
std::pair<int, int> id = FindWireID(pos, direction);
SX3 sx3 = FindSX3Pos(pos, direction);
int a1 = id.first - 1; if( a1 < 0 ) a1 += nWire;
int b1 = id.second - 1; if( b1 < 0 ) b1 += nWire;
Construct3DModel(a1, id.first+1, b1, id.second+1, false);
double theta = direction.Theta() * TMath::RadToDeg();
double phi = direction.Phi() * TMath::RadToDeg();
// printf("Theta, Phi = %.2f %.2f \n", theta, phi);
// pos.Print();
TGeoVolume * Track = geom->MakeTube("track", 0, 0, 0.1, 100.);
Track->SetLineColor(kRed);
worldBox->AddNode(Track, 1, new TGeoCombiTrans( pos.X(), pos.Y(), pos.Z(), new TGeoRotation("rotA", phi + 90, theta, 0.)));
TGeoVolume * startPos = geom->MakeSphere("startPos", 0, 0, 3);
startPos->SetLineColor(kBlack);
worldBox->AddNode(startPos, 3, new TGeoCombiTrans( pos.X(), pos.Y(), pos.Z(), new TGeoRotation("rotA", 0, 0, 0.)));
TGeoVolume * hit = geom->MakeSphere("hitpos", 0, 0, 3);
hit->SetLineColor(kRed);
worldBox->AddNode(hit, 2, new TGeoCombiTrans( sx3.hitPos.X(), sx3.hitPos.Y(), sx3.hitPos.Z(), new TGeoRotation("rotA", 0, 0, 0.)));
geom->CloseGeometry();
geom->SetVisLevel(4);
worldBox->Draw("ogle");
}
inline void ANASEN::DrawDeducedTrack(TVector3 sx3Pos, int anodeID, int cathodeID){
CalTrack(sx3Pos, anodeID, cathodeID);
Construct3DModel(anodeID, anodeID, cathodeID, cathodeID, false);
double theta = trackVec.Theta() * TMath::RadToDeg();
double phi = trackVec.Phi() * TMath::RadToDeg();
TGeoVolume * Track = geom->MakeTube("axisX", 0, 0, 0.1, 100.);
Track->SetLineColor(kRed);
worldBox->AddNode(Track, 1, new TGeoCombiTrans( sx3Pos.X(), sx3Pos.Y(), sx3Pos.Z(), new TGeoRotation("rotA", phi + 90, theta, 0.)));
TGeoVolume * hit = geom->MakeSphere("hitpos", 0, 0, 3);
hit->SetLineColor(kRed);
worldBox->AddNode(hit, 2, new TGeoCombiTrans( sx3Pos.X(), sx3Pos.Y(), sx3Pos.Z(), new TGeoRotation("rotA", 0, 0, 0.)));
geom->CloseGeometry();
geom->SetVisLevel(4);
worldBox->Draw("ogle");
}
//!============================================== Duduce trace from experiment
inline void ANASEN::CalTrack(TVector3 sx3Pos, int anodeID, int cathodeID, bool verbose){
trackPos = sx3Pos; trackPos = sx3Pos;
TVector3 n1 = (P2[anodeID] - P1[anodeID]).Cross((sx3Pos - P1[anodeID])); TVector3 n1 = (P1[anodeID].first - P1[anodeID].second).Cross((sx3Pos - P1[anodeID].second));
TVector3 n2 = (Q2[anodeID] - Q1[anodeID]).Cross((sx3Pos - Q1[anodeID])); TVector3 n2 = (Q1[anodeID].first - Q1[anodeID].second).Cross((sx3Pos - Q1[anodeID].second));
// if the handiness of anode and cathode revered, it should be n2 cross n1 // if the handiness of anode and cathode revered, it should be n2 cross n1
trackVec = (n1.Cross(n2)).Unit(); trackVec = (n1.Cross(n2)).Unit();
if( verbose ) printf("Theta, Phi = %f, %f \n", trackVec.Theta() *TMath::RadToDeg(), trackVec.Phi()*TMath::RadToDeg());
} }
inline TVector3 ANASEN::CalSX3Pos(unsigned short ID, unsigned short chUp, unsigned short chDown, unsigned short chBack, float eUp, float eDown){ inline TVector3 ANASEN::CalSX3Pos(unsigned short ID, unsigned short chUp, unsigned short chDown, unsigned short chBack, float eUp, float eDown){

29
script.C
View File

@ -9,6 +9,8 @@
#include "mapping.h" #include "mapping.h"
#include "ClassAnasen.h"
class PulserChecker { class PulserChecker {
public: public:
PulserChecker(int sn) : SN(sn){ PulserChecker(int sn) : SN(sn){
@ -69,7 +71,7 @@ private:
}; };
void script(TString fileName, int maxEvent = -1){ void script(TString fileName = "", int maxEvent = -1){
/* /*
//+++++++++++++++++++++++++++++++++++++++++++ //+++++++++++++++++++++++++++++++++++++++++++
@ -237,6 +239,31 @@ void script(TString fileName, int maxEvent = -1){
} }
*/ */
//+++++++++++++++++++++++++++++++++++++++++++ //+++++++++++++++++++++++++++++++++++++++++++
// TCanvas * c1 = new TCanvas();
// ANASEN * kaka = new ANASEN();
// kaka->DrawAnasen();
TCanvas * c2 = new TCanvas();
ANASEN * haha = new ANASEN();
TVector3 pos (0, 10, 50);
TVector3 dir (1, 0, 0);
// dir.SetPhi( 10 * TMath::DegToRad());
// dir.SetTheta( 90 * TMath::DegToRad());
std::pair<int, int> wireID = haha->FindWireID(pos, dir, true);
SX3 sx3 = haha->FindSX3Pos(pos, dir, true);
haha->CalTrack(sx3.hitPos, wireID.first, wireID.second, true);
haha->DrawDeducedTrack(sx3.hitPos, wireID.first, wireID.second);
// haha->DrawTrack(pos, dir);
} }