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modified: TrackRecon.C

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This commit is contained in:
Vignesh Sitaraman 2026-06-21 15:42:04 -04:00
parent 3ba532843d
commit c2a8cbefc6
1 changed files with 27 additions and 30 deletions
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TrackRecon.C
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@ -65,8 +65,8 @@ TF1 pcfix_func("func", model_invert, -200, 200);
// results below; Begin() selects the active set by dataset. // results below; Begin() selects the active set by dataset.
const double a1c1_zg[8] = {147.998, 101.946, 59.7634, 19.6965, -19.6965, -59.7634, -101.946, -147.998}; const double a1c1_zg[8] = {147.998, 101.946, 59.7634, 19.6965, -19.6965, -59.7634, -101.946, -147.998};
static const double a1c1_cfmin_17F[7] = {0.557612, 0.400000, 0.400000, 0.342771, 0.400000, 0.682479, 0.400000}; static const double a1c1_cfmin_17F[7] = {0.40, 0.40, 0.40, 0.40, 0.40, 0.40, 0.40};
static const double a1c1_k_17F[7] = {0.0688469, 0.075000, 0.075000, 0.160131, 0.075000, 0.273423, 0.075000}; static const double a1c1_k_17F[7] = {0.075, 0.075, 0.075, 0.075, 0.075, 0.075, 0.075};
static const double a1c1_cfmin_27Al[7] = {0.18, 0.18, 0.18, 0.18, 0.18, 0.18, 0.18}; // TODO: optimise on 27Al data static const double a1c1_cfmin_27Al[7] = {0.18, 0.18, 0.18, 0.18, 0.18, 0.18, 0.18}; // TODO: optimise on 27Al data
static const double a1c1_k_27Al[7] = {0.06, 0.06, 0.06, 0.06, 0.06, 0.06, 0.06}; static const double a1c1_k_27Al[7] = {0.06, 0.06, 0.06, 0.06, 0.06, 0.06, 0.06};
@ -87,11 +87,6 @@ double a1c1_k_cell[7] = {0.075, 0.075, 0.075, 0.075, 0.075, 0.075, 0.075};
// and fill the per-dataset arrays. Default all-alive => everything is _true1w // and fill the per-dataset arrays. Default all-alive => everything is _true1w
// and _missingw stays empty (no behaviour change until channels are entered). // and _missingw stays empty (no behaviour change until channels are entered).
// static std::vector<int> a1c1_dead_anode_17F = {}; // 1 can be recovered
// static std::vector<int> a1c1_dead_cathode_17F = {}; // 0,13,15 gain-matched to 0
// static std::vector<int> a1c1_dead_anode_27Al = {};
// static std::vector<int> a1c1_dead_cathode_27Al = {};
static std::vector<int> a1c1_dead_anode_17F = {9, 12}; // 1 can be recovered static std::vector<int> a1c1_dead_anode_17F = {9, 12}; // 1 can be recovered
static std::vector<int> a1c1_dead_cathode_17F = {}; // 0,13,15 can be recovered static std::vector<int> a1c1_dead_cathode_17F = {}; // 0,13,15 can be recovered
static std::vector<int> a1c1_dead_anode_27Al = {0, 9, 12, 19}; static std::vector<int> a1c1_dead_anode_27Al = {0, 9, 12, 19};
@ -140,7 +135,6 @@ double a1c1_missing_fmax = 2.0; // f-ceiling when a neighbouring wire is dead (1
struct A1C1Sol struct A1C1Sol
{ {
double pcz; // raw inversion (can fall outside the cell if f<0 or f>1) double pcz; // raw inversion (can fall outside the cell if f<0 or f>1)
double pcz_clamped; // f clamped to [0,1] -> always inside the cell (no events lost)
double f; double f;
int cell; int cell;
double pitch; double pitch;
@ -148,11 +142,12 @@ struct A1C1Sol
bool pitchok; bool pitchok;
int band; int band;
}; };
inline A1C1Sol a1c1_solve(double cfrac, double zf, double z_a1c0, int cwire = -1, int awire = -1) inline A1C1Sol a1c1_solve(double cfrac, double zf, double z_a1c0, int cwire = -1, int awire = -1)
{ {
// Result structure. // Result structure.
// By default return the fired-wire position (zf) and mark the solution invalid. // By default return the fired-wire position (zf) and mark the solution invalid.
A1C1Sol s{zf, zf, 0.0, 0, 0.0, false, false, 0}; A1C1Sol s{zf, 0.0, 0, 0.0, false, false, 0};
// Two independent calibrations are supported: // Two independent calibrations are supported:
// band 0 : nominal integration // band 0 : nominal integration
// band 1 : low-cfrac / incomplete-integration events // band 1 : low-cfrac / incomplete-integration events
@ -202,14 +197,13 @@ inline A1C1Sol a1c1_solve(double cfrac, double zf, double z_a1c0, int cwire = -1
s.pcz = zc + sgn * s.f * half; s.pcz = zc + sgn * s.f * half;
// A dead neighbouring wire means the fired wire also collects the charge it // A dead neighbouring wire means the fired wire also collects the charge it
// would normally share, so cfrac (hence f) runs past the usual cfmin+k ceiling. // would normally share, so cfrac (hence f) runs past the usual cfmin+k ceiling.
// Lift the upper limit toward the dead wire's cell so these events land there // Lift the in-band ceiling toward the dead wire's cell so these events are
// instead of being pinned to the fired-wire edge (f=1). // still accepted instead of rejected at f=1. The position (s.pcz) is never
// clamped -- callers gate acceptance on inband/pitchok.
double fmax = a1c1_missing_neighbor(awire, cwire) ? a1c1_missing_fmax : 1.0; double fmax = a1c1_missing_neighbor(awire, cwire) ? a1c1_missing_fmax : 1.0;
double fc = (s.f < 0.0) ? 0.0 : (s.f > fmax ? fmax : s.f);
s.pcz_clamped = zc + sgn * fc * half;
s.inband = (s.f >= 0.0 && s.f <= fmax); s.inband = (s.f >= 0.0 && s.f <= fmax);
// Consistency check:reconstructed position should remain within one cell pitch of // Consistency check: reconstructed position should remain within one cell pitch
// originally fired cathode wire. // of the originally fired cathode wire.
s.pitchok = (TMath::Abs(s.pcz - zf) <= s.pitch); s.pitchok = (TMath::Abs(s.pcz - zf) <= s.pitch);
return s; return s;
} }
@ -895,7 +889,7 @@ Bool_t TrackRecon::Process(Long64_t entry)
{ {
// std::cout << pc.index[i] << " " << pc.e[i] << " " << std::endl; // std::cout << pc.index[i] << " " << pc.e[i] << " " << std::endl;
#ifdef RAW_HISTOS #ifdef RAW_HISTOS
if (pc.e[i] > 10) if (pc.e[i] > 50)
{ {
plotter->Fill2D("PC_Index_Vs_Energy", 48, 0, 48, 2000, 0, 30000, pc.index[i], static_cast<double>(pc.e[i]), "hRawPC"); plotter->Fill2D("PC_Index_Vs_Energy", 48, 0, 48, 2000, 0, 30000, pc.index[i], static_cast<double>(pc.e[i]), "hRawPC");
} }
@ -904,9 +898,10 @@ Bool_t TrackRecon::Process(Long64_t entry)
if (pc.index[i] < 48) if (pc.index[i] < 48)
{ {
pc.e[i] = pcSlope[pc.index[i]] * pc.e[i] + pcIntercept[pc.index[i]]; pc.e[i] = pcSlope[pc.index[i]] * pc.e[i] + pcIntercept[pc.index[i]];
if (pc.e[i] > 50)
plotter->Fill2D("PC_Index_VS_GainMatched_Energy", 48, 0, 48, 2000, 0, 30000, pc.index[i], pc.e[i], "hGMPC"); plotter->Fill2D("PC_Index_VS_GainMatched_Energy", 48, 0, 48, 2000, 0, 30000, pc.index[i], pc.e[i], "hGMPC");
} }
if (pc.e[i] > 5) if (pc.e[i] > 50)
{ {
if (pc.index[i] < 24) if (pc.index[i] < 24)
{ {
@ -1752,7 +1747,7 @@ void PCSX3ClusterAnalysis(HistPlotter *plotter, std::vector<Event> QQQ_Events, s
// --- A1C1 charge fraction (single max-E cathode vs anode, pseudo-wire sums) --- // --- A1C1 charge fraction (single max-E cathode vs anode, pseudo-wire sums) ---
double aSumE_bm = std::get<1>(pw_tuple); double aSumE_bm = std::get<1>(pw_tuple);
double cSumE_bm = std::get<1>(cMaxWire); // Extract the energy directly! double cSumE_bm = std::get<1>(cMaxWire);
double ac_sum = aSumE_bm + cSumE_bm; double ac_sum = aSumE_bm + cSumE_bm;
double cfrac = (ac_sum > 0.0) ? cSumE_bm / ac_sum : -1.0; double cfrac = (ac_sum > 0.0) ? cSumE_bm / ac_sum : -1.0;
@ -2951,10 +2946,11 @@ void protonMiscHistograms(HistPlotter *plotter, std::vector<Event> QQQ_Events, s
auto apw = pwinstance.GetPseudoWire(aOne, "ANODE"); auto apw = pwinstance.GetPseudoWire(aOne, "ANODE");
double z_a1c0 = pwinstance.getClosestWirePosAtWirePhi(std::get<0>(apw), qqqevent.pos.Phi()).Z(); double z_a1c0 = pwinstance.getClosestWirePosAtWirePhi(std::get<0>(apw), qqqevent.pos.Phi()).Z();
A1C1Sol s = a1c1_solve(cfrac, pcevent.pos.Z(), z_a1c0, pcevent.Cathodech); A1C1Sol s = a1c1_solve(cfrac, pcevent.pos.Z(), z_a1c0, pcevent.Cathodech);
// ungated: every alpha A1C1 event, f clamped to the cell (same stats as // raw cfrac z (never clamped); accept only events whose f is inside the
// dither) -- shows the cfrac method without the acceptance cut. // band (fmax-extended for missing wires) AND consistent with the fired
fillCmp(s.pcz_clamped, "cfrac_all"); // wire. Out-of-band / inconsistent events are rejected, not pinned.
if (s.inband && s.pitchok) fillCmp(s.pcz, "cfrac_all");
if (s.pitchok)
{ {
fillCmp(s.pcz, "cfrac"); fillCmp(s.pcz, "cfrac");
plotter->Fill2D("pmisc_a1c1cmp_pcz_cfrac_vs_dither", 600, -300, 300, 600, -300, 300, pcz_dith, s.pcz, "proton+misc_a1c1cmp"); plotter->Fill2D("pmisc_a1c1cmp_pcz_cfrac_vs_dither", 600, -300, 300, 600, -300, 300, pcz_dith, s.pcz, "proton+misc_a1c1cmp");
@ -3176,10 +3172,11 @@ void protonMiscHistograms_sx3(HistPlotter *plotter, std::vector<Event> QQQ_Event
auto apw = pwinstance.GetPseudoWire(aOne, "ANODE"); auto apw = pwinstance.GetPseudoWire(aOne, "ANODE");
double z_a1c0 = pwinstance.getClosestWirePosAtWirePhi(std::get<0>(apw), sx3event.pos.Phi()).Z(); double z_a1c0 = pwinstance.getClosestWirePosAtWirePhi(std::get<0>(apw), sx3event.pos.Phi()).Z();
A1C1Sol s = a1c1_solve(cfrac, pcevent.pos.Z(), z_a1c0, pcevent.Cathodech); A1C1Sol s = a1c1_solve(cfrac, pcevent.pos.Z(), z_a1c0, pcevent.Cathodech);
// ungated: every alpha A1C1 event, f clamped to the cell (same stats as // raw cfrac z (never clamped); accept only events whose f is inside the
// dither) -- shows the cfrac method without the acceptance cut. // band (fmax-extended for missing wires) AND consistent with the fired
fillCmp(s.pcz_clamped, "cfrac_all"); // wire. Out-of-band / inconsistent events are rejected, not pinned.
if (s.inband && s.pitchok) fillCmp(s.pcz, "cfrac_all");
if (s.pitchok)
fillCmp(s.pcz, "cfrac"); fillCmp(s.pcz, "cfrac");
} }
} // end A1C1 comparison loop } // end A1C1 comparison loop