#include <CRTGeoAlg.h>

Public Member Functions
	CRTGeoAlg (geo::GeometryCore const geometry, geo::AuxDetGeometryCore const auxdet_geometry)

	CRTGeoAlg ()

	~CRTGeoAlg ()

std::vector< double >	CRTLimits () const

size_t	NumTaggers () const

size_t	NumModules () const

size_t	NumModules (std::string taggerName) const

size_t	NumModules (size_t tagger_i) const

size_t	NumStrips () const

size_t	NumStrips (std::string moduleName) const

size_t	NumStrips (size_t module_i) const

size_t	NumStrips (size_t tagger_i, size_t module_i) const

CRTTaggerGeo	GetTagger (std::string taggerName) const

CRTTaggerGeo	GetTagger (size_t tagger_i) const

CRTModuleGeo	GetModule (std::string moduleName) const

CRTModuleGeo	GetModule (size_t module_i) const

CRTModuleGeo	GetModule (size_t tagger_i, size_t module_i) const

CRTStripGeo	GetStrip (std::string stripName) const

CRTStripGeo	GetStrip (size_t strip_i) const

CRTStripGeo	GetStrip (size_t module_i, size_t strip_i) const

CRTStripGeo	GetStrip (size_t tagger_i, size_t module_i, size_t strip_i) const

std::string	GetTaggerName (std::string name) const

std::string	ChannelToStripName (size_t channel) const

geo::Point_t	ChannelToSipmPosition (size_t channel) const

std::pair< int, int >	GetStripSipmChannels (std::string stripName) const

std::vector< double >	StripLimitsWithChargeSharing (std::string stripName, double x, double ex)

double	DistanceBetweenSipms (geo::Point_t position, size_t channel) const

double	DistanceBetweenSipms (geo::Point_t position, std::string stripName) const

double	DistanceDownStrip (geo::Point_t position, std::string stripName) const

bool	IsInsideCRT (TVector3 point)

bool	IsInsideCRT (geo::Point_t point)

bool	IsInsideTagger (std::string taggerName, geo::Point_t point)

bool	IsInsideTagger (const CRTTaggerGeo &tagger, geo::Point_t point)

bool	IsInsideModule (std::string moduleName, geo::Point_t point)

bool	IsInsideModule (const CRTModuleGeo &module, geo::Point_t point)

bool	IsInsideStrip (std::string stripName, geo::Point_t point)

bool	IsInsideStrip (const CRTStripGeo &strip, geo::Point_t point)

bool	CheckOverlap (const CRTModuleGeo &module1, const CRTModuleGeo &module2)

bool	HasOverlap (const CRTModuleGeo &module)

bool	StripHasOverlap (std::string stripName)

std::vector< double >	StripOverlap (std::string strip1Name, std::string strip2Name)

geo::Point_t	TaggerCrossingPoint (std::string taggerName, const simb::MCParticle &particle)

geo::Point_t	TaggerCrossingPoint (const CRTTaggerGeo &tagger, const simb::MCParticle &particle)

bool	CrossesTagger (const CRTTaggerGeo &tagger, const simb::MCParticle &particle)

geo::Point_t	ModuleCrossingPoint (std::string moduleName, const simb::MCParticle &particle)

geo::Point_t	ModuleCrossingPoint (const CRTModuleGeo &module, const simb::MCParticle &particle)

bool	CrossesModule (const CRTModuleGeo &module, const simb::MCParticle &particle)

geo::Point_t	StripCrossingPoint (std::string stripName, const simb::MCParticle &particle)

geo::Point_t	StripCrossingPoint (const CRTStripGeo &strip, const simb::MCParticle &particle)

bool	CrossesStrip (const CRTStripGeo &strip, const simb::MCParticle &particle)

std::vector< std::string >	CrossesStrips (const simb::MCParticle &particle)

double	AngleToTagger (std::string taggerName, const simb::MCParticle &particle)

bool	EntersVolume (const simb::MCParticle &particle)

bool	CrossesVolume (const simb::MCParticle &particle)

bool	ValidCrossingPoint (std::string taggerName, const simb::MCParticle &particle)

Private Attributes
std::map< std::string, CRTTaggerGeo >	fTaggers

std::map< std::string, CRTModuleGeo >	fModules

std::map< std::string, CRTStripGeo >	fStrips

std::map< int, CRTSipmGeo >	fSipms

geo::GeometryCore const *	fGeometryService

const geo::AuxDetGeometryCore *	fAuxDetGeoCore

Detailed Description

Definition at line 99 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.h.

Constructor & Destructor Documentation

sbn::CRTGeoAlg::CRTGeoAlg	(	geo::GeometryCore const *	geometry,
		geo::AuxDetGeometryCore const *	auxdet_geometry
	)

Definition at line 10 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                                   {
   fGeometryService = geometry;
   fAuxDetGeoCore = auxdet_geometry;
 
   // Keep track of which objects we've recorded
   std::vector<std::string> usedTaggers;
   std::vector<std::string> usedModules;
   std::vector<std::string> usedStrips;
 
   // Get the auxdets (strip arrays for some reason)
   const std::vector<geo::AuxDetGeo>& auxDets = fAuxDetGeoCore->AuxDetGeoVec();
 
   int ad_i = 0;
   // Loop over them
   for(auto const& auxDet : auxDets){
 
     int sv_i = 0;
     // Loop over the strips in the arrays
     for(size_t i = 0; i < auxDet.NSensitiveVolume(); i++){
 
       // Get the geometry object for the strip
       geo::AuxDetSensitiveGeo const& auxDetSensitive = auxDet.SensitiveVolume(i);
       std::set<std::string> volNames = {auxDetSensitive.TotalVolume()->GetName()};
       std::vector<std::vector<TGeoNode const*>> paths = fGeometryService->FindAllVolumePaths(volNames);
 
       // Build up a path that ROOT understands
       std::string path = "";
       for (size_t inode = 0; inode < paths.at(0).size(); inode++){
         path += paths.at(0).at(inode)->GetName();
         if(inode < paths.at(0).size() - 1){
           path += "/";
         }
       }
 
       // Access the path
       TGeoManager* manager = fGeometryService->ROOTGeoManager();
       manager->cd(path.c_str());
 
       // Get all of the things we're intersted in in the path
       TGeoNode* nodeStrip = manager->GetCurrentNode();
       TGeoNode* nodeModule = manager->GetMother(2);
       TGeoNode* nodeTagger = manager->GetMother(3);
       TGeoNode* nodeDet = manager->GetMother(4);
 
       // Fill the tagger information
       std::string taggerName = nodeTagger->GetName();
       if(std::find(usedTaggers.begin(), usedTaggers.end(), taggerName) == usedTaggers.end()){
         usedTaggers.push_back(taggerName);
 
         // Get the limits in local coords
         double halfWidth = ((TGeoBBox*)nodeTagger->GetVolume()->GetShape())->GetDX();
         double halfHeight = ((TGeoBBox*)nodeTagger->GetVolume()->GetShape())->GetDY();
         double halfLength = ((TGeoBBox*)nodeTagger->GetVolume()->GetShape())->GetDZ()/2;
 
         // Transform those limits to world coords
         double limits[3] = {halfWidth, halfHeight, halfLength};
         double limitsDet[3];
         nodeTagger->LocalToMaster(limits, limitsDet);
         double limitsWorld[3];
         nodeDet->LocalToMaster(limitsDet, limitsWorld);
 
         double limits2[3] = {-halfWidth, -halfHeight, -halfLength};
         double limitsDet2[3];
         nodeTagger->LocalToMaster(limits2, limitsDet2);
         double limitsWorld2[3];
         nodeDet->LocalToMaster(limitsDet2, limitsWorld2);
 
         // Create a tagger geometry object
         CRTTaggerGeo tagger = {};
         tagger.name = taggerName;
         tagger.minX = std::min(limitsWorld[0], limitsWorld2[0]);
         tagger.maxX = std::max(limitsWorld[0], limitsWorld2[0]);
         tagger.minY = std::min(limitsWorld[1], limitsWorld2[1]);
         tagger.maxY = std::max(limitsWorld[1], limitsWorld2[1]);
         tagger.minZ = std::min(limitsWorld[2], limitsWorld2[2]);
         tagger.maxZ = std::max(limitsWorld[2], limitsWorld2[2]);
         tagger.null = false;
         fTaggers[taggerName] = tagger;
       }
 
       // Fill the module information
       std::string moduleName = nodeModule->GetName();
       if(std::find(usedModules.begin(), usedModules.end(), moduleName) == usedModules.end()){
         usedModules.push_back(moduleName);
 
         // Technically the auxdet is the strip array but this is basically the same as the module
         // Get the limits in local coordinates
         double halfWidth = auxDet.HalfWidth1();
         double halfHeight = auxDet.HalfHeight();
         double halfLength = auxDet.Length()/2;
 
         // Transform to world coordinates
         double limits[3] = {halfWidth, halfHeight, halfLength};
         double limitsWorld[3];
         auxDet.LocalToWorld(limits, limitsWorld);
 
         double limits2[3] = {-halfWidth, -halfHeight, -halfLength};
         double limitsWorld2[3];
         auxDet.LocalToWorld(limits2, limitsWorld2);
 
         // Determine which plane the module is in in the tagger (XY configuration)
         double origin[3] = {0, 0, 0};
         double modulePosMother[3];
         nodeModule->LocalToMaster(origin, modulePosMother);
         size_t planeID = (modulePosMother[2] > 0);
         // Are the sipms at the top or bottom
         bool top = (planeID == 1) ? (modulePosMother[1] > 0) : (modulePosMother[0] < 0);
 
         // Create a module geometry object
         CRTModuleGeo module = {};
         module.name = moduleName;
         module.auxDetID = ad_i;
         module.minX = std::min(limitsWorld[0], limitsWorld2[0]);
         module.maxX = std::max(limitsWorld[0], limitsWorld2[0]);
         module.minY = std::min(limitsWorld[1], limitsWorld2[1]);
         module.maxY = std::max(limitsWorld[1], limitsWorld2[1]);
         module.minZ = std::min(limitsWorld[2], limitsWorld2[2]);
         module.maxZ = std::max(limitsWorld[2], limitsWorld2[2]);
         module.normal = auxDet.GetNormalVector();
         module.null = false;
         module.planeID = planeID;
         module.top = top;
         module.tagger = taggerName;
         fModules[moduleName] = module;
       }
 
       // Fill the strip information
       std::string stripName = nodeStrip->GetName();
       if(std::find(usedStrips.begin(), usedStrips.end(), stripName) == usedStrips.end()){
         usedStrips.push_back(stripName);
 
         // Get the limits in local coordinates
         double halfWidth = auxDetSensitive.HalfWidth1();
         double halfHeight = auxDetSensitive.HalfHeight();
         double halfLength = auxDetSensitive.Length()/2;
 
         // Transform to world coordinates
         double limits[3] = {halfWidth, halfHeight, halfLength};
         double limitsWorld[3];
         auxDetSensitive.LocalToWorld(limits, limitsWorld);
 
         double limits2[3] = {-halfWidth, -halfHeight, -halfLength};
         double limitsWorld2[3];
         auxDetSensitive.LocalToWorld(limits2, limitsWorld2);
 
         // Create a strip geometry object
         CRTStripGeo strip = {};
         strip.name = stripName;
         strip.sensitiveVolumeID = sv_i;
         strip.minX = std::min(limitsWorld[0], limitsWorld2[0]);
         strip.maxX = std::max(limitsWorld[0], limitsWorld2[0]);
         strip.minY = std::min(limitsWorld[1], limitsWorld2[1]);
         strip.maxY = std::max(limitsWorld[1], limitsWorld2[1]);
         strip.minZ = std::min(limitsWorld[2], limitsWorld2[2]);
         strip.maxZ = std::max(limitsWorld[2], limitsWorld2[2]);
         strip.normal = auxDetSensitive.GetNormalVector();
         strip.width = halfWidth * 2.;
         strip.null = false;
         strip.module = moduleName;
 
         // Create a sipm geometry object
         uint32_t channel0 = 32 * ad_i + 2 * sv_i + 0;
         uint32_t channel1 = 32 * ad_i + 2 * sv_i + 1;
         // Sipm0 is on the left in local coords
         double sipm0X = -halfWidth;
         double sipm1X = halfWidth;
         // In local coordinates the Y position is at half height (top if top) (bottom if not)
         double sipmY = halfHeight;
         if(!fModules[moduleName].top) sipmY = - halfHeight;
         double sipm0XYZ[3] = {sipm0X, sipmY, 0};
         double sipm0XYZWorld[3];
         auxDetSensitive.LocalToWorld(sipm0XYZ, sipm0XYZWorld);
 
         CRTSipmGeo sipm0 = {};
         sipm0.channel = channel0;
         sipm0.x = sipm0XYZWorld[0];
         sipm0.y = sipm0XYZWorld[1];
         sipm0.z = sipm0XYZWorld[2];
         sipm0.strip = stripName;
         sipm0.null = false;
         fSipms[channel0] = sipm0;
 
         double sipm1XYZ[3] = {sipm1X, sipmY, 0};
         double sipm1XYZWorld[3];
         auxDetSensitive.LocalToWorld(sipm1XYZ, sipm1XYZWorld);
 
         CRTSipmGeo sipm1 = {};
         sipm1.channel = channel1;
         sipm1.x = sipm1XYZWorld[0];
         sipm1.y = sipm1XYZWorld[1];
         sipm1.z = sipm1XYZWorld[2];
         sipm1.strip = stripName;
         sipm1.null = false;
         fSipms[channel1] = sipm1;
 
         strip.sipms = std::make_pair(channel0, channel1);
         fStrips[stripName] = strip;
         // Add the strip to the relevant module
         fModules[moduleName].strips[stripName] = strip;
       }
       sv_i++;
     }
     ad_i++;
   }
 
   // Need to fill the tagger modules after all the strip associations have been made
   // Loop over the modules
   for(auto const& module : fModules){
     // Fill the tagger map
     std::string taggerName = module.second.tagger;
     std::string moduleName = module.second.name;
     fTaggers[taggerName].modules[moduleName] = module.second;
   }
 
 }

sbn::CRTGeoAlg::CRTGeoAlg ( )

Definition at line 6 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                     :
   CRTGeoAlg::CRTGeoAlg(lar::providerFrom<geo::Geometry>(), ((const geo::AuxDetGeometry*)&(*art::ServiceHandle<geo::AuxDetGeometry>()))->GetProviderPtr())
 {}

sbn::CRTGeoAlg::~CRTGeoAlg ( )

Definition at line 227 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                      {
 
 }

Member Function Documentation

double sbn::CRTGeoAlg::AngleToTagger	(	std::string	taggerName,
		const simb::MCParticle &	particle
	)

Definition at line 860 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                    {
   // Get normal to tagger using the top modules
   TVector3 normal (0,0,0);
   for(auto const& module : GetTagger(taggerName).modules){
     normal.SetXYZ(module.second.normal.X(), module.second.normal.Y(), module.second.normal.Z());
     break;
   }
   //FIXME this is pretty horrible
   if(normal.X()<0.5 && normal.X()>-0.5) normal.SetX(0);
   if(normal.Y()<0.5 && normal.Y()>-0.5) normal.SetY(0);
   if(normal.Z()<0.5 && normal.Z()>-0.5) normal.SetZ(0);
 
   if(std::abs(normal.X())==1 && GetTagger(taggerName).minX < 0) normal.SetX(-1);
   if(std::abs(normal.X())==1 && GetTagger(taggerName).minX > 0) normal.SetX(1);
   if(std::abs(normal.Y())==1 && GetTagger(taggerName).minY < 0) normal.SetY(-1);
   if(std::abs(normal.Y())==1 && GetTagger(taggerName).minY > 0) normal.SetY(1);
   if(std::abs(normal.Z())==1 && GetTagger(taggerName).minZ < 0) normal.SetZ(-1);
   if(std::abs(normal.Z())==1 && GetTagger(taggerName).minZ > 0) normal.SetZ(1);
 
   TVector3 start (particle.Vx(), particle.Vy(), particle.Vz());
   TVector3 end (particle.EndX(), particle.EndY(), particle.EndZ());
   TVector3 diff = end - start;
 
   if(normal.X() == 1 && start.X() > end.X()) diff = start - end;
   if(normal.X() == -1 && start.X() < end.X()) diff = start - end;
   if(normal.Y() == 1 && start.Y() > end.Y()) diff = start - end;
   if(normal.Y() == -1 && start.Y() < end.Y()) diff = start - end;
   if(normal.Z() == 1 && start.Z() > end.Z()) diff = start - end;
   if(normal.Z() == -1 && start.Z() < end.Z()) diff = start - end;
 
   return normal.Angle(diff);
 }

geo::Point_t sbn::CRTGeoAlg::ChannelToSipmPosition ( size_t channel ) const

Definition at line 486 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                {
   for(auto const& sipm : fSipms){
     if(sipm.second.channel == channel){
       geo::Point_t position {sipm.second.x, sipm.second.y, sipm.second.z};
       return position;
     }
   }
   geo::Point_t null {-99999, -99999, -99999};
   return null;
 }

std::string sbn::CRTGeoAlg::ChannelToStripName ( size_t channel ) const

Definition at line 447 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                            {
   for(auto const& sipm : fSipms){
     if(sipm.second.channel == channel){
       return sipm.second.strip;
     }
   }
   return "";
 }

bool sbn::CRTGeoAlg::CheckOverlap	(	const CRTModuleGeo &	module1,
		const CRTModuleGeo &	module2
	)

Definition at line 644 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                     {
   // Get the minimum and maximum X, Y, Z coordinates
   double minX = std::max(module1.minX, module2.minX);
   double maxX = std::min(module1.maxX, module2.maxX);
   double minY = std::max(module1.minY, module2.minY);
   double maxY = std::min(module1.maxY, module2.maxY);
   double minZ = std::max(module1.minZ, module2.minZ);
   double maxZ = std::min(module1.maxZ, module2.maxZ);
 
   // If the two strips overlap in 2 dimensions then return true
   if ((minX<maxX && minY<maxY) || (minX<maxX && minZ<maxZ) || (minY<maxY && minZ<maxZ)) return true;
   // Otherwise return a "null" value
   return false;
 }

bool sbn::CRTGeoAlg::CrossesModule	(	const CRTModuleGeo &	module,
		const simb::MCParticle &	particle
	)

Definition at line 773 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                        {
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(IsInsideModule(module, point)) return true;
 
     // Also look at midpoint with next point
     if(i == particle.NumberTrajectoryPoints()-1) continue;
     geo::Point_t next {particle.Vx(i+1), particle.Vy(i+1), particle.Vz(i+1)};
     geo::Point_t mid {(point.X()+next.X())/2, (point.Y()+next.Y())/2, (point.Z()+next.Z())/2};
     if(IsInsideModule(module, mid)) return true;
   }
   return false;
 }

bool sbn::CRTGeoAlg::CrossesStrip	(	const CRTStripGeo &	strip,
		const simb::MCParticle &	particle
	)

Definition at line 824 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                     {
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(IsInsideStrip(strip, point)) return true;
 
     // Also look at midpoint with next point
     if(i == particle.NumberTrajectoryPoints()-1) continue;
     geo::Point_t next {particle.Vx(i+1), particle.Vy(i+1), particle.Vz(i+1)};
     geo::Point_t mid {(point.X()+next.X())/2, (point.Y()+next.Y())/2, (point.Z()+next.Z())/2};
     if(IsInsideStrip(strip, mid)) return true;
   }
   return false;
 }

std::vector< std::string > sbn::CRTGeoAlg::CrossesStrips ( const simb::MCParticle & particle )

Definition at line 841 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                            {
   std::vector<std::string> stripNames;
   for(auto const& tagger : fTaggers){
     if(!CrossesTagger(tagger.second, particle)) continue;
     for(auto const& module : tagger.second.modules){
       if(!CrossesModule(module.second, particle)) continue;
       for(auto const& strip : module.second.strips){
         if(!CrossesStrip(strip.second, particle)) continue;
         if(std::find(stripNames.begin(), stripNames.end(), strip.first) != stripNames.end()) continue;
         stripNames.push_back(strip.first);
       }
     }
   }
   return stripNames;
 }

bool sbn::CRTGeoAlg::CrossesTagger	(	const CRTTaggerGeo &	tagger,
		const simb::MCParticle &	particle
	)

Definition at line 726 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                        {
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(IsInsideTagger(tagger, point)) return true;
   }
   return false;
 }

bool sbn::CRTGeoAlg::CrossesVolume ( const simb::MCParticle & particle )

Definition at line 915 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                            {
   bool enters = false;
   bool startOutside = false;
   bool endOutside = false;
   std::vector<double> limits = CRTLimits();
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(IsInsideCRT(point)){
       enters = true;
     }
     else if(i == 0) startOutside = true;
     else if(i == particle.NumberTrajectoryPoints()-1) endOutside = true;
   }
   if(startOutside && enters && endOutside) return true;
   return false;
 }

std::vector< double > sbn::CRTGeoAlg::CRTLimits ( ) const

Definition at line 233 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                              {
   std::vector<double> limits;
 
   std::vector<double> minXs;
   std::vector<double> minYs;
   std::vector<double> minZs;
   std::vector<double> maxXs;
   std::vector<double> maxYs;
   std::vector<double> maxZs;
   for(auto const& tagger : fTaggers){
     minXs.push_back(tagger.second.minX);
     minYs.push_back(tagger.second.minY);
     minZs.push_back(tagger.second.minZ);
     maxXs.push_back(tagger.second.maxX);
     maxYs.push_back(tagger.second.maxY);
     maxZs.push_back(tagger.second.maxZ);
   }
   limits.push_back(*std::min_element(minXs.begin(), minXs.end()));
   limits.push_back(*std::min_element(minYs.begin(), minYs.end()));
   limits.push_back(*std::min_element(minZs.begin(), minZs.end()));
   limits.push_back(*std::max_element(maxXs.begin(), maxXs.end()));
   limits.push_back(*std::max_element(maxYs.begin(), maxYs.end()));
   limits.push_back(*std::max_element(maxZs.begin(), maxZs.end()));
 
   return limits;
 }

double sbn::CRTGeoAlg::DistanceBetweenSipms	(	geo::Point_t	position,
		size_t	channel
	)		const

Definition at line 506 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                {
   double distance = -99999;
 
   for(auto const& sipm : fSipms){
     if(sipm.second.channel == channel){
       geo::Point_t pos {sipm.second.x, sipm.second.y, sipm.second.z};
       // Get the other sipm
       int otherChannel = channel + 1;
       if(channel % 2) otherChannel = channel - 1;
       // Work out which coordinate is different
       if(fSipms.at(otherChannel).x != pos.X()) distance = position.X() - pos.X();
       if(fSipms.at(otherChannel).y != pos.Y()) distance = position.Y() - pos.Y();
       if(fSipms.at(otherChannel).z != pos.Z()) distance = position.Z() - pos.Z();
       // Return distance in that coordinate
       return distance;
     }
   }
   return distance;
 }

double sbn::CRTGeoAlg::DistanceBetweenSipms	(	geo::Point_t	position,
		std::string	stripName
	)		const

Definition at line 527 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                     {
   std::pair<int, int> sipms = GetStripSipmChannels(stripName);
   double sipmDist = std::max(DistanceBetweenSipms(position, sipms.first), DistanceBetweenSipms(position, sipms.second));
   return sipmDist;
 }

double sbn::CRTGeoAlg::DistanceDownStrip	(	geo::Point_t	position,
		std::string	stripName
	)		const

Definition at line 534 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                  {
   double distance = -99999;
   for(auto const& strip : fStrips){
     if(stripName == strip.first){
       geo::Point_t pos = ChannelToSipmPosition(strip.second.sipms.first);
       // Work out the longest dimension of strip
       double xdiff = std::abs(strip.second.maxX-strip.second.minX);
       double ydiff = std::abs(strip.second.maxY-strip.second.minY);
       double zdiff = std::abs(strip.second.maxZ-strip.second.minZ);
       if(xdiff > ydiff && xdiff > zdiff) distance = position.X() - pos.X();
       if(ydiff > xdiff && ydiff > zdiff) distance = position.Y() - pos.Y();
       if(zdiff > xdiff && zdiff > ydiff) distance = position.Z() - pos.Z();
       return std::abs(distance);
     }
   }
   return distance;
 }

bool sbn::CRTGeoAlg::EntersVolume ( const simb::MCParticle & particle )

Definition at line 896 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                           {
   bool enters = false;
   bool startOutside = false;
   bool endOutside = false;
   std::vector<double> limits = CRTLimits();
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(IsInsideCRT(point)){
       enters = true;
     }
     else if(i == 0) startOutside = true;
     else if(i == particle.NumberTrajectoryPoints()-1) endOutside = true;
   }
   if(enters && (startOutside || endOutside)) return true;
   return false;
 }

CRTModuleGeo sbn::CRTGeoAlg::GetModule ( std::string moduleName ) const

Definition at line 341 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                            {
   for(auto const& module : fModules){
     if(moduleName == module.first) return module.second;
   }
   CRTModuleGeo nullModule = {};
   nullModule.null = true;
   return nullModule;
 }

CRTModuleGeo sbn::CRTGeoAlg::GetModule ( size_t module_i ) const

Definition at line 351 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                       {
   size_t index = 0;
   for(auto const& module : fModules){
     if(module_i == index) return module.second;
     index++;
   }
   CRTModuleGeo nullModule = {};
   nullModule.null = true;
   return nullModule;
 }

CRTModuleGeo sbn::CRTGeoAlg::GetModule	(	size_t	tagger_i,
		size_t	module_i
	)		const

Definition at line 363 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                        {
   CRTModuleGeo nullModule = {};
   nullModule.null = true;
 
   CRTTaggerGeo tagger = GetTagger(tagger_i);
   if(tagger.null) return nullModule;
 
   size_t index = 0;
   for(auto const& module : tagger.modules){
     if(module_i == index) return module.second;
     index++;
   }
   return nullModule;
 }

CRTStripGeo sbn::CRTGeoAlg::GetStrip ( std::string stripName ) const

Definition at line 381 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                         {
   for(auto const& strip : fStrips){
     if(stripName == strip.first) return strip.second;
   }
   CRTStripGeo nullStrip = {};
   nullStrip.null = true;
   return nullStrip;
 }

CRTStripGeo sbn::CRTGeoAlg::GetStrip ( size_t strip_i ) const

Definition at line 391 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                    {
   size_t index = 0;
   for(auto const& strip : fStrips){
     if(strip_i == index) return strip.second;
     index++;
   }
   CRTStripGeo nullStrip = {};
   nullStrip.null = true;
   return nullStrip;
 }

CRTStripGeo sbn::CRTGeoAlg::GetStrip	(	size_t	module_i,
		size_t	strip_i
	)		const

Definition at line 403 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                     {
   CRTStripGeo nullStrip = {};
   nullStrip.null = true;
 
   CRTModuleGeo module = GetModule(module_i);
   if(module.null) return nullStrip;
 
   size_t index = 0;
   for(auto const& strip : module.strips){
     if(strip_i == index) return strip.second;
     index++;
   }
   return nullStrip;
 }

CRTStripGeo sbn::CRTGeoAlg::GetStrip	(	size_t	tagger_i,
		size_t	module_i,
		size_t	strip_i
	)		const

Definition at line 419 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                      {
   CRTStripGeo nullStrip = {};
   nullStrip.null = true;
 
   CRTModuleGeo module = GetModule(tagger_i, module_i);
   if(module.null) return nullStrip;
 
   size_t index = 0;
   for(auto const& strip : module.strips){
     if(strip_i == index) return strip.second;
     index++;
   }
   return nullStrip;
 }

std::pair< int, int > sbn::CRTGeoAlg::GetStripSipmChannels ( std::string stripName ) const

Definition at line 498 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                           {
   for(auto const& strip : fStrips){
     if(stripName == strip.first) return strip.second.sipms;
   }
   return std::make_pair(-99999, -99999);
 }

CRTTaggerGeo sbn::CRTGeoAlg::GetTagger ( std::string taggerName ) const

Definition at line 317 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                            {
   for(auto const& tagger : fTaggers){
     if(taggerName == tagger.first) return tagger.second;
   }
   CRTTaggerGeo nullTagger = {};
   nullTagger.null = true;
   return nullTagger;
 }

CRTTaggerGeo sbn::CRTGeoAlg::GetTagger ( size_t tagger_i ) const

Definition at line 327 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                       {
   size_t index = 0;
   for(auto const& tagger : fTaggers){
     if(tagger_i == index) return tagger.second;
     index++;
   }
   CRTTaggerGeo nullTagger = {};
   nullTagger.null = true;
   return nullTagger;
 }

std::string sbn::CRTGeoAlg::GetTaggerName ( std::string name ) const

Definition at line 436 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                       {
   if(fModules.find(name) != fModules.end()){
     return fModules.at(name).tagger;
   }
   if(fStrips.find(name) != fStrips.end()){
     return fModules.at(fStrips.at(name).module).tagger;
   }
   return "";
 }

bool sbn::CRTGeoAlg::HasOverlap ( const CRTModuleGeo & module )

Definition at line 661 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                     {
   // Record plane of mother module
   size_t planeID = module.planeID;
   // Get mother tagger of module
   std::string taggerName = module.tagger;
   // Loop over other modules in tagger
   for(auto const& module2 : fTaggers[taggerName].modules){
     // If in other plane loop over strips
     if(module2.second.planeID == planeID) continue;
     // Check for overlaps
     if(CheckOverlap(module, module2.second)) return true;
   }
   return false;
 }

bool sbn::CRTGeoAlg::IsInsideCRT ( TVector3 point )

Definition at line 554 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                          {
   geo::Point_t pt {point.X(), point.Y(), point.Z()};
   return IsInsideCRT(pt);
 }

bool sbn::CRTGeoAlg::IsInsideCRT ( geo::Point_t point )

Definition at line 559 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                            {
   std::vector<double> limits = CRTLimits();
   if(point.X() > limits[0] && point.Y() > limits[1] && point.Z() > limits[2]
      && point.X() < limits[3] && point.Y() < limits[4] && point.Z() < limits[5]){
     return true;
   }
   return false;
 }

bool sbn::CRTGeoAlg::IsInsideModule	(	std::string	moduleName,
		geo::Point_t	point
	)

Definition at line 592 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                     {
   CRTModuleGeo module = GetModule(moduleName);
   return IsInsideModule(module, point);
 }

bool sbn::CRTGeoAlg::IsInsideModule	(	const CRTModuleGeo &	module,
		geo::Point_t	point
	)

Definition at line 597 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                           {
   if(module.null) return false;
   double x = point.X();
   double y = point.Y();
   double z = point.Z();
   double xmin = module.minX;
   double ymin = module.minY;
   double zmin = module.minZ;
   double xmax = module.maxX;
   double ymax = module.maxY;
   double zmax = module.maxZ;
   // Make the width limits a bit more generous to account for steps in true trajectory
   /*if(std::abs(xmax-xmin)==1){ xmin-=1; xmax+=1; }
   if(std::abs(ymax-ymin)==1){ ymin-=1; ymax+=1; }
   if(std::abs(zmax-zmin)==1){ zmin-=1; zmax+=1; }*/
   if(x > xmin && x < xmax && y > ymin && y < ymax && z > zmin && z < zmax) return true;
   return false;
 }

bool sbn::CRTGeoAlg::IsInsideStrip	(	std::string	stripName,
		geo::Point_t	point
	)

Definition at line 618 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                   {
   CRTStripGeo strip = GetStrip(stripName);
   return IsInsideStrip(strip, point);
 }

bool sbn::CRTGeoAlg::IsInsideStrip	(	const CRTStripGeo &	strip,
		geo::Point_t	point
	)

Definition at line 623 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                        {
   if(strip.null) return false;
   double x = point.X();
   double y = point.Y();
   double z = point.Z();
   double xmin = strip.minX;
   double ymin = strip.minY;
   double zmin = strip.minZ;
   double xmax = strip.maxX;
   double ymax = strip.maxY;
   double zmax = strip.maxZ;
   // Make the width limits a bit more generous to account for steps in true trajectory
   /*if(std::abs(xmax-xmin)==1){ xmin-=0.5; xmax+=0.5; }
   if(std::abs(ymax-ymin)==1){ ymin-=0.5; ymax+=0.5; }
   if(std::abs(zmax-zmin)==1){ zmin-=0.5; zmax+=0.5; }*/
   if(x > xmin && x < xmax && y > ymin && y < ymax && z > zmin && z < zmax) return true;
   return false;
 }

bool sbn::CRTGeoAlg::IsInsideTagger	(	std::string	taggerName,
		geo::Point_t	point
	)

Definition at line 570 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                     {
   CRTTaggerGeo tagger = GetTagger(taggerName);
   return IsInsideTagger(tagger, point);
 }

bool sbn::CRTGeoAlg::IsInsideTagger	(	const CRTTaggerGeo &	tagger,
		geo::Point_t	point
	)

Definition at line 575 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                           {
   if(tagger.null) return false;
   double x = point.X();
   double y = point.Y();
   double z = point.Z();
   double xmin = tagger.minX;
   double ymin = tagger.minY;
   double zmin = tagger.minZ;
   double xmax = tagger.maxX;
   double ymax = tagger.maxY;
   double zmax = tagger.maxZ;
   if(x > xmin && x < xmax && y > ymin && y < ymax && z > zmin && z < zmax) return true;
   return false;
 }

geo::Point_t sbn::CRTGeoAlg::ModuleCrossingPoint	(	std::string	moduleName,
		const simb::MCParticle &	particle
	)

Definition at line 736 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                              {
   const CRTModuleGeo& module = fModules.at(moduleName);
   return ModuleCrossingPoint(module, particle);
 }

geo::Point_t sbn::CRTGeoAlg::ModuleCrossingPoint	(	const CRTModuleGeo &	module,
		const simb::MCParticle &	particle
	)

Definition at line 741 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                                    {
   geo::Point_t entry {-99999, -99999, -99999};
   geo::Point_t exit {-99999, -99999, -99999};
 
   bool first = true;
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(!IsInsideModule(module, point)){
       // Look at the mid point
       if(i == particle.NumberTrajectoryPoints()-1) continue;
       geo::Point_t next {particle.Vx(i+1), particle.Vy(i+1), particle.Vz(i+1)};
       geo::Point_t mid {(point.X()+next.X())/2, (point.Y()+next.Y())/2, (point.Z()+next.Z())/2};
       if(!IsInsideModule(module, mid)) continue;
       point = mid;
     }
     if(first){
       entry = point;
       first = false;
     }
     exit = point;
 
     if(i == particle.NumberTrajectoryPoints()-1) continue;
     geo::Point_t next {particle.Vx(i+1), particle.Vy(i+1), particle.Vz(i+1)};
     geo::Point_t mid {(point.X()+next.X())/2, (point.Y()+next.Y())/2, (point.Z()+next.Z())/2};
     if(!IsInsideModule(module, mid)) continue;
     exit = mid;
   }
 
   geo::Point_t cross {(entry.X()+exit.X())/2., (entry.Y()+exit.Y())/2., (entry.Z()+exit.Z())/2};
   return cross;
 }

size_t sbn::CRTGeoAlg::NumModules ( ) const

Definition at line 269 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                   {
   return fModules.size();
 }

size_t sbn::CRTGeoAlg::NumModules ( std::string taggerName ) const

Definition at line 274 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                       {
   CRTTaggerGeo tagger = GetTagger(taggerName);
   if(!tagger.null) return tagger.modules.size();
   return 0;
 }

size_t sbn::CRTGeoAlg::NumModules ( size_t tagger_i ) const

Definition at line 281 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                  {
   CRTTaggerGeo tagger = GetTagger(tagger_i);
   if(!tagger.null) return tagger.modules.size();
   return 0;
 }

size_t sbn::CRTGeoAlg::NumStrips ( ) const

Definition at line 290 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                  {
   return fStrips.size();
 }

size_t sbn::CRTGeoAlg::NumStrips ( std::string moduleName ) const

Definition at line 295 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                      {
   CRTModuleGeo module = GetModule(moduleName);
   if(!module.null) return module.strips.size();
   return 0;
 }

size_t sbn::CRTGeoAlg::NumStrips ( size_t module_i ) const

Definition at line 302 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                 {
   CRTModuleGeo module = GetModule(module_i);
   if(!module.null) return module.strips.size();
   return 0;
 }

size_t sbn::CRTGeoAlg::NumStrips	(	size_t	tagger_i,
		size_t	module_i
	)		const

Definition at line 309 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                  {
   CRTModuleGeo module = GetModule(tagger_i, module_i);
   if(!module.null) return module.strips.size();
   return 0;
 }

size_t sbn::CRTGeoAlg::NumTaggers ( ) const

Definition at line 262 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                   {
   return fTaggers.size();
 }

geo::Point_t sbn::CRTGeoAlg::StripCrossingPoint	(	std::string	stripName,
		const simb::MCParticle &	particle
	)

Definition at line 789 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                            {
   const CRTStripGeo& strip = fStrips.at(stripName);
   return StripCrossingPoint(strip, particle);
 }

geo::Point_t sbn::CRTGeoAlg::StripCrossingPoint	(	const CRTStripGeo &	strip,
		const simb::MCParticle &	particle
	)

Definition at line 794 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                                 {
   geo::Point_t entry {-99999, -99999, -99999};
   geo::Point_t exit {-99999, -99999, -99999};
 
   bool first = true;
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(!IsInsideStrip(strip, point)){
       if(i == particle.NumberTrajectoryPoints()-1) continue;
       geo::Point_t next {particle.Vx(i+1), particle.Vy(i+1), particle.Vz(i+1)};
       geo::Point_t mid {(point.X()+next.X())/2, (point.Y()+next.Y())/2, (point.Z()+next.Z())/2};
       if(!IsInsideStrip(strip, mid)) continue;
       point = mid;
     }
     if(first){
       entry = point;
       first = false;
     }
     exit = point;
     if(i == particle.NumberTrajectoryPoints()-1) continue;
     geo::Point_t next {particle.Vx(i+1), particle.Vy(i+1), particle.Vz(i+1)};
     geo::Point_t mid {(point.X()+next.X())/2, (point.Y()+next.Y())/2, (point.Z()+next.Z())/2};
     if(!IsInsideStrip(strip, mid)) continue;
     exit = mid;
   }
 
   geo::Point_t cross {(entry.X()+exit.X())/2., (entry.Y()+exit.Y())/2., (entry.Z()+exit.Z())/2};
   return cross;
 }

bool sbn::CRTGeoAlg::StripHasOverlap ( std::string stripName )

Definition at line 676 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                   {
   return HasOverlap(fModules.at(fStrips.at(stripName).module));
 }

std::vector< double > sbn::CRTGeoAlg::StripLimitsWithChargeSharing	(	std::string	stripName,
		double	x,
		double	ex
	)

Definition at line 458 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                                  {
   int module = fModules.at(fStrips.at(stripName).module).auxDetID;
   std::string moduleName = fGeometryService->AuxDet(module).TotalVolume()->GetName();
   auto const& sensitiveGeo = fAuxDetGeoCore->ChannelToAuxDetSensitive(moduleName,
                                                                       2*fStrips.at(stripName).sensitiveVolumeID);
 
   double halfWidth = sensitiveGeo.HalfWidth1();
   double halfHeight = sensitiveGeo.HalfHeight();
   double halfLength = sensitiveGeo.HalfLength();
 
   // Get the maximum strip limits in world coordinates
   double l1[3] = {-halfWidth + x + ex, halfHeight, halfLength};
   double w1[3];
   sensitiveGeo.LocalToWorld(l1, w1);
 
   // Get the minimum strip limits in world coordinates
   double l2[3] = {-halfWidth + x - ex, -halfHeight, -halfLength};
   double w2[3];
   sensitiveGeo.LocalToWorld(l2, w2);
 
   // Use this to get the limits in the two variable directions
   std::vector<double> limits = {std::min(w1[0],w2[0]), std::max(w1[0],w2[0]),
                                 std::min(w1[1],w2[1]), std::max(w1[1],w2[1]),
                                 std::min(w1[2],w2[2]), std::max(w1[2],w2[2])};
   return limits;
 }

std::vector< double > sbn::CRTGeoAlg::StripOverlap	(	std::string	strip1Name,
		std::string	strip2Name
	)

Definition at line 680 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                    {
   auto const& strip1 = fStrips.at(strip1Name);
   auto const& strip2 = fStrips.at(strip2Name);
 
   double minX = std::max(strip1.minX, strip2.minX);
   double maxX = std::min(strip1.maxX, strip2.maxY);
   double minY = std::max(strip1.minY, strip2.minY);
   double maxY = std::min(strip1.maxY, strip2.maxY);
   double minZ = std::max(strip1.minZ, strip2.minZ);
   double maxZ = std::min(strip1.maxZ, strip2.maxZ);
 
   std::vector<double> null = {-99999, -99999, -99999, -99999, -99999, -99999};
   std::vector<double> overlap = {minX, maxX, minY, maxY, minZ, maxZ};
 
   // If the two strips overlap in 2 dimensions then return the overlap
   if ((minX<maxX && minY<maxY) || (minX<maxX && minZ<maxZ) || (minY<maxY && minZ<maxZ)) return overlap;
   // Otherwise return a "null" value
   return null;
 }

geo::Point_t sbn::CRTGeoAlg::TaggerCrossingPoint	(	std::string	taggerName,
		const simb::MCParticle &	particle
	)

Definition at line 702 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                              {
   const CRTTaggerGeo& tagger = fTaggers.at(taggerName);
   return TaggerCrossingPoint(tagger, particle);
 }

geo::Point_t sbn::CRTGeoAlg::TaggerCrossingPoint	(	const CRTTaggerGeo &	tagger,
		const simb::MCParticle &	particle
	)

Definition at line 707 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                                    {
   geo::Point_t entry {-99999, -99999, -99999};
   geo::Point_t exit {-99999, -99999, -99999};
 
   bool first = true;
   for(size_t i = 0; i < particle.NumberTrajectoryPoints(); i++){
     geo::Point_t point {particle.Vx(i), particle.Vy(i), particle.Vz(i)};
     if(!IsInsideTagger(tagger, point)) continue;
     if(first){
       entry = point;
       first = false;
     }
     exit = point;
   }
 
   geo::Point_t cross {(entry.X()+exit.X())/2., (entry.Y()+exit.Y())/2., (entry.Z()+exit.Z())/2};
   return cross;
 }

bool sbn::CRTGeoAlg::ValidCrossingPoint	(	std::string	taggerName,
		const simb::MCParticle &	particle
	)

Definition at line 935 of file sbncode/sbncode/GeometryTools/CRTGeoAlg.cc.

                                                                                       {
 
   // Get all the crossed strips in the tagger
   std::vector<std::string> crossedModules;
   for(auto const& module : fTaggers[taggerName].modules){
     geo::Point_t crossPoint = ModuleCrossingPoint(module.second.name, particle);
     if(crossPoint.X() != -99999) crossedModules.push_back(module.second.name);
   }
 
   // Check if the strip has a possible overlap, return true if not
   for(size_t i = 0; i < crossedModules.size(); i++){
     if(!HasOverlap(fModules[crossedModules[i]])) return true;
     // Check if any of the crossed strips overlap, return true if they do
     for(size_t j = i; j < crossedModules.size(); j++){
       if(CheckOverlap(fModules[crossedModules[i]], fModules[crossedModules[j]])) return true;
     }
   }
   return false;
 }