#include <L1GTDeltaCut.h>

Public Member Functions
bool	checkObjects (const P2GTCandidate &obj1, const P2GTCandidate &obj2, InvariantMassErrorCollection &massErrors) const

	L1GTDeltaCut (const edm::ParameterSet &config, const edm::ParameterSet &lutConfig, const L1GTScales &scales, bool enable_sanity_checks=false, bool inv_mass_checks=false)

Static Public Member Functions
static void	fillLUTDescriptions (edm::ParameterSetDescription &desc)

static void	fillPSetDescription (edm::ParameterSetDescription &desc)

Static Public Attributes
static constexpr uint32_t	DETA_LUT_SPLIT = 1 << 13

Private Attributes
const L1GTSingleInOutLUT	coshEtaLUT2_

const L1GTSingleInOutLUT	coshEtaLUT_

const L1GTSingleInOutLUT	cosPhiLUT_

const bool	enable_sanity_checks_

const bool	inv_mass_checks_

const std::optional< int >	maxDEta_

const std::optional< int >	maxDPhi_

const std::optional< int >	maxDRSquared_

const std::optional< int >	maxDz_

const std::optional< double >	maxInvMassSqrDiv2_

const std::optional< double >	maxPTSquared_

const std::optional< double >	maxTransMassSqrDiv2_

const std::optional< int >	minDEta_

const std::optional< int >	minDPhi_

const std::optional< int >	minDRSquared_

const std::optional< int >	minDz_

const std::optional< double >	minInvMassSqrDiv2_

const std::optional< double >	minPTSquared_

const std::optional< double >	minTransMassSqrDiv2_

const bool	os_

const L1GTScales &	scales_

const bool	ss_

Detailed Description

Definition at line 21 of file L1GTDeltaCut.h.

Constructor & Destructor Documentation

◆ L1GTDeltaCut()

l1t::L1GTDeltaCut::L1GTDeltaCut	(	const edm::ParameterSet &	config,
		const edm::ParameterSet &	lutConfig,
		const L1GTScales &	scales,
		bool	enable_sanity_checks = `false`,
		bool	inv_mass_checks = `false`
	)

inline

Definition at line 25 of file L1GTDeltaCut.h.

References l1tGTDoubleObjectCond_cfi::scales.

         : scales_(scales),
           coshEtaLUT_(lutConfig.getParameterSet("cosh_eta_lut")),
           coshEtaLUT2_(lutConfig.getParameterSet("cosh_eta_lut2")),
           cosPhiLUT_(lutConfig.getParameterSet("cos_phi_lut")),
           minDEta_(getOptionalParam<int, double>(
               "minDEta", config, [&scales](double value) { return scales.to_hw_eta(value); })),
           maxDEta_(getOptionalParam<int, double>(
               "maxDEta", config, [&scales](double value) { return scales.to_hw_eta(value); })),
           minDPhi_(getOptionalParam<int, double>(
               "minDPhi", config, [&scales](double value) { return scales.to_hw_phi(value); })),
           maxDPhi_(getOptionalParam<int, double>(
               "maxDPhi", config, [&scales](double value) { return scales.to_hw_phi(value); })),
           minDz_(getOptionalParam<int, double>(
               "minDz", config, [&scales](double value) { return scales.to_hw_z0(value); })),
           maxDz_(getOptionalParam<int, double>(
               "maxDz", config, [&scales](double value) { return scales.to_hw_z0(value); })),
           minDRSquared_(getOptionalParam<int, double>(
               "minDR", config, [&scales](double value) { return scales.to_hw_dRSquared(value); })),
           maxDRSquared_(getOptionalParam<int, double>(
               "maxDR", config, [&scales](double value) { return scales.to_hw_dRSquared(value); })),
           minInvMassSqrDiv2_(getOptionalParam<double, double>(
               "minInvMass", config, [&scales](double value) { return scales.to_hw_InvMassSqrDiv2(value); })),
           maxInvMassSqrDiv2_(getOptionalParam<double, double>(
               "maxInvMass", config, [&scales](double value) { return scales.to_hw_InvMassSqrDiv2(value); })),
           minTransMassSqrDiv2_(getOptionalParam<double, double>(
               "minTransMass", config, [&scales](double value) { return scales.to_hw_TransMassSqrDiv2(value); })),
           maxTransMassSqrDiv2_(getOptionalParam<double, double>(
               "maxTransMass", config, [&scales](double value) { return scales.to_hw_TransMassSqrDiv2(value); })),
           minPTSquared_(getOptionalParam<double, double>(
               "minCombPt", config, [&scales](double value) { return scales.to_hw_PtSquared(value); })),
           maxPTSquared_(getOptionalParam<double, double>(
               "maxCombPt", config, [&scales](double value) { return scales.to_hw_PtSquared(value); })),
           os_(config.getParameter<bool>("os")),
           ss_(config.getParameter<bool>("ss")),
           enable_sanity_checks_(enable_sanity_checks),
           inv_mass_checks_(inv_mass_checks) {}

Member Function Documentation

◆ checkObjects()

bool l1t::L1GTDeltaCut::checkObjects	(	const P2GTCandidate &	obj1,
		const P2GTCandidate &	obj2,
		InvariantMassErrorCollection &	massErrors
	)		const

inline

Definition at line 67 of file L1GTDeltaCut.h.

References funct::abs(), ALPAKA_ACCELERATOR_NAMESPACE::brokenline::constexpr(), funct::cos(), coshEtaLUT2_, coshEtaLUT_, cosPhiLUT_, HLT_2024v12_cff::dEta, DETA_LUT_SPLIT, enable_sanity_checks_, relativeConstraints::error, l1t::L1GTScales::eta_lsb(), l1t::P2GTCandidate::hwCharge(), l1t::P2GTCandidate::hwEta(), l1t::L1GTSingleInOutLUT::hwMax_error(), l1t::P2GTCandidate::hwPhi(), l1t::P2GTCandidate::hwPT(), l1t::P2GTCandidate::hwZ0(), inv_mass_checks_, maxDEta_, maxDPhi_, maxDRSquared_, maxDz_, maxInvMassSqrDiv2_, maxPTSquared_, maxTransMassSqrDiv2_, minDEta_, minDPhi_, minDRSquared_, minDz_, minInvMassSqrDiv2_, minPTSquared_, minTransMassSqrDiv2_, os_, l1t::L1GTSingleInOutLUT::output_scale(), l1t::L1GTScales::phi_lsb(), l1t::L1GTScales::pT_lsb(), scales_, mathSSE::sqrt(), ss_, and ApeEstimator_cff::width.

Referenced by L1GTTripleObjectCond::filter(), L1GTQuadObjectCond::filter(), and L1GTDoubleObjectCond::filter().

                                                                       {
       bool res = true;
 
       std::optional<uint32_t> dEta;
 
       if (minDEta_ || maxDEta_ || minDRSquared_ || maxDRSquared_ || minInvMassSqrDiv2_ || maxInvMassSqrDiv2_) {
         dEta = (obj1.hwEta() > obj2.hwEta()) ? obj1.hwEta().to_int() - obj2.hwEta().to_int()
                                              : obj2.hwEta().to_int() - obj1.hwEta().to_int();
         res &= minDEta_ ? dEta > minDEta_ : true;
         res &= maxDEta_ ? dEta < maxDEta_ : true;
       }
 
       constexpr int HW_PI = 1 << (P2GTCandidate::hwPhi_t::width - 1);  // assumes phi in [-pi, pi)
 
       // Ensure dPhi is always the smaller angle, i.e. always between [0, pi]
       std::optional<uint32_t> dPhi;
 
       if (minDPhi_ || maxDPhi_ || minDRSquared_ || maxDRSquared_ || minInvMassSqrDiv2_ || maxInvMassSqrDiv2_ ||
           minTransMassSqrDiv2_ || maxTransMassSqrDiv2_ || minPTSquared_ || maxPTSquared_) {
         dPhi = HW_PI - abs(abs(obj1.hwPhi().to_int() - obj2.hwPhi().to_int()) - HW_PI);
       }
 
       res &= minDPhi_ ? dPhi > minDPhi_ : true;
       res &= maxDPhi_ ? dPhi < maxDPhi_ : true;
 
       if (minDz_ || maxDz_) {
         uint32_t dZ = abs(obj1.hwZ0() - obj2.hwZ0());
         res &= minDz_ ? dZ > minDz_ : true;
         res &= maxDz_ ? dZ < maxDz_ : true;
       }
 
       if (minDRSquared_ || maxDRSquared_) {
         uint32_t dRSquared = dEta.value() * dEta.value() + dPhi.value() * dPhi.value();
         res &= minDRSquared_ ? dRSquared > minDRSquared_ : true;
         res &= maxDRSquared_ ? dRSquared < maxDRSquared_ : true;
       }
 
       res &= os_ ? obj1.hwCharge() != obj2.hwCharge() : true;
       res &= ss_ ? obj1.hwCharge() == obj2.hwCharge() : true;
 
       int32_t lutCoshDEta = 0;
       if (dEta) {
         lutCoshDEta = dEta < DETA_LUT_SPLIT ? coshEtaLUT_[dEta.value()] : coshEtaLUT2_[dEta.value() - DETA_LUT_SPLIT];
       }
 
       // Optimization: (cos(x + pi) = -cos(x), x in [0, pi))
       int32_t lutCosDPhi = 0;
       if (dPhi) {
         lutCosDPhi = dPhi >= HW_PI ? -cosPhiLUT_[dPhi.value()] : cosPhiLUT_[dPhi.value()];
       }
 
       if (enable_sanity_checks_ && dEta && dPhi) {
         // Check whether the LUT error is smaller or equal than the expected maximum LUT error
         double coshEtaLUTMax = dEta < DETA_LUT_SPLIT ? coshEtaLUT_.hwMax_error() : coshEtaLUT2_.hwMax_error();
         double etaLUTScale = dEta < DETA_LUT_SPLIT ? coshEtaLUT_.output_scale() : coshEtaLUT2_.output_scale();
 
         if (std::abs(lutCoshDEta - etaLUTScale * std::cosh(dEta.value() * scales_.eta_lsb())) > coshEtaLUTMax) {
           edm::LogError("COSH LUT") << "Difference larger than max LUT error: " << coshEtaLUTMax
                                     << ", lut: " << lutCoshDEta
                                     << ", calc: " << etaLUTScale * std::cosh(dEta.value() * scales_.eta_lsb())
                                     << ", dEta: " << dEta.value() << ", scale: " << etaLUTScale;
         }
 
         if (std::abs(lutCosDPhi - cosPhiLUT_.output_scale() * std::cos(dPhi.value() * scales_.phi_lsb())) >
             cosPhiLUT_.hwMax_error()) {
           edm::LogError("COS LUT") << "Difference larger than max LUT error: " << cosPhiLUT_.hwMax_error()
                                    << ", lut: " << lutCosDPhi << ", calc: "
                                    << cosPhiLUT_.output_scale() * std::cos(dPhi.value() * scales_.phi_lsb());
         }
       }
 
       if (minInvMassSqrDiv2_ || maxInvMassSqrDiv2_) {
         int64_t invMassSqrDiv2;
         if (dEta < DETA_LUT_SPLIT) {
           // dEta [0, 2pi)
           invMassSqrDiv2 = obj1.hwPT().to_int64() * obj2.hwPT().to_int64() * (lutCoshDEta - lutCosDPhi);
           res &= minInvMassSqrDiv2_
                      ? invMassSqrDiv2 > std::round(minInvMassSqrDiv2_.value() * coshEtaLUT_.output_scale())
                      : true;
           res &= maxInvMassSqrDiv2_
                      ? invMassSqrDiv2 < std::round(maxInvMassSqrDiv2_.value() * coshEtaLUT_.output_scale())
                      : true;
         } else {
           // dEta [2pi, 4pi), ignore cos
           invMassSqrDiv2 = obj1.hwPT().to_int64() * obj2.hwPT().to_int64() * lutCoshDEta;
           res &= minInvMassSqrDiv2_
                      ? invMassSqrDiv2 > std::round(minInvMassSqrDiv2_.value() * coshEtaLUT2_.output_scale())
                      : true;
           res &= maxInvMassSqrDiv2_
                      ? invMassSqrDiv2 < std::round(maxInvMassSqrDiv2_.value() * coshEtaLUT2_.output_scale())
                      : true;
         }
 
         if (inv_mass_checks_) {
           double precInvMass =
               scales_.pT_lsb() *
               std::sqrt(2 * obj1.hwPT().to_double() * obj2.hwPT().to_double() *
                         (std::cosh(dEta.value() * scales_.eta_lsb()) - std::cos(dPhi.value() * scales_.phi_lsb())));
 
           double lutInvMass = scales_.pT_lsb() * std::sqrt(2 * static_cast<double>(invMassSqrDiv2) /
                                                            (dEta < DETA_LUT_SPLIT ? coshEtaLUT_.output_scale()
                                                                                   : coshEtaLUT2_.output_scale()));
 
           double error = std::abs(precInvMass - lutInvMass);
           massErrors.emplace_back(InvariantMassError{error, error / precInvMass, precInvMass});
         }
       }
 
       if (minPTSquared_ || maxPTSquared_) {
         int64_t pTSquared = obj1.hwPT().to_int64() * obj1.hwPT().to_int64() *
                                 static_cast<int64_t>(std::round(cosPhiLUT_.output_scale())) +
                             obj2.hwPT().to_int64() * obj2.hwPT().to_int64() *
                                 static_cast<int64_t>(std::round(cosPhiLUT_.output_scale())) +
                             2 * obj1.hwPT().to_int64() * obj2.hwPT().to_int64() * lutCosDPhi;
         res &= minPTSquared_ ? pTSquared > std::round(minPTSquared_.value() * cosPhiLUT_.output_scale()) : true;
         res &= maxPTSquared_ ? pTSquared < std::round(maxPTSquared_.value() * cosPhiLUT_.output_scale()) : true;
       }
 
       if (minTransMassSqrDiv2_ || maxTransMassSqrDiv2_) {
         int64_t transMassDiv2 = obj1.hwPT().to_int64() * obj2.hwPT().to_int64() *
                                 (static_cast<int64_t>(coshEtaLUT_.output_scale()) - lutCosDPhi);
         res &= minTransMassSqrDiv2_
                    ? transMassDiv2 > std::round(minTransMassSqrDiv2_.value() * coshEtaLUT_.output_scale())
                    : true;
         res &= maxTransMassSqrDiv2_
                    ? transMassDiv2 < std::round(maxTransMassSqrDiv2_.value() * coshEtaLUT_.output_scale())
                    : true;
       }
 
       return res;
     }

◆ fillLUTDescriptions()

static void l1t::L1GTDeltaCut::fillLUTDescriptions ( edm::ParameterSetDescription & desc )

inlinestatic

Definition at line 201 of file L1GTDeltaCut.h.

References submitPVResolutionJobs::desc, and l1t::L1GTSingleInOutLUT::fillLUTDescriptions().

                                                                       {
       edm::ParameterSetDescription coshLUTDesc;
       L1GTSingleInOutLUT::fillLUTDescriptions(coshLUTDesc);
       desc.add<edm::ParameterSetDescription>("cosh_eta_lut", coshLUTDesc);
 
       edm::ParameterSetDescription coshLUT2Desc;
       L1GTSingleInOutLUT::fillLUTDescriptions(coshLUT2Desc);
       desc.add<edm::ParameterSetDescription>("cosh_eta_lut2", coshLUT2Desc);
 
       edm::ParameterSetDescription cosLUTDesc;
       L1GTSingleInOutLUT::fillLUTDescriptions(cosLUTDesc);
       desc.add<edm::ParameterSetDescription>("cos_phi_lut", cosLUTDesc);
     }

◆ fillPSetDescription()

static void l1t::L1GTDeltaCut::fillPSetDescription ( edm::ParameterSetDescription & desc )

inlinestatic

Definition at line 215 of file L1GTDeltaCut.h.

References submitPVResolutionJobs::desc.

                                                                       {
       desc.addOptional<double>("minDEta");
       desc.addOptional<double>("maxDEta");
       desc.addOptional<double>("minDPhi");
       desc.addOptional<double>("maxDPhi");
       desc.addOptional<double>("minDR");
       desc.addOptional<double>("maxDR");
       desc.addOptional<double>("minDz");
       desc.addOptional<double>("maxDz");
       desc.addOptional<double>("minInvMass");
       desc.addOptional<double>("maxInvMass");
       desc.addOptional<double>("minTransMass");
       desc.addOptional<double>("maxTransMass");
       desc.addOptional<double>("minCombPt");
       desc.addOptional<double>("maxCombPt");
       desc.add<bool>("os", false);
       desc.add<bool>("ss", false);
     }

Member Data Documentation

◆ coshEtaLUT2_

const L1GTSingleInOutLUT l1t::L1GTDeltaCut::coshEtaLUT2_

private

Definition at line 238 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ coshEtaLUT_

const L1GTSingleInOutLUT l1t::L1GTDeltaCut::coshEtaLUT_

private

Definition at line 237 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ cosPhiLUT_

const L1GTSingleInOutLUT l1t::L1GTDeltaCut::cosPhiLUT_

private

Definition at line 239 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ DETA_LUT_SPLIT

constexpr uint32_t l1t::L1GTDeltaCut::DETA_LUT_SPLIT = 1 << 13

static

Definition at line 23 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ enable_sanity_checks_

const bool l1t::L1GTDeltaCut::enable_sanity_checks_

private

Definition at line 262 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ inv_mass_checks_

const bool l1t::L1GTDeltaCut::inv_mass_checks_

private

Definition at line 263 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxDEta_

const std::optional<int> l1t::L1GTDeltaCut::maxDEta_

private

Definition at line 242 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxDPhi_

const std::optional<int> l1t::L1GTDeltaCut::maxDPhi_

private

Definition at line 244 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxDRSquared_

const std::optional<int> l1t::L1GTDeltaCut::maxDRSquared_

private

Definition at line 249 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxDz_

const std::optional<int> l1t::L1GTDeltaCut::maxDz_

private

Definition at line 246 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxInvMassSqrDiv2_

const std::optional<double> l1t::L1GTDeltaCut::maxInvMassSqrDiv2_

private

Definition at line 252 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxPTSquared_

const std::optional<double> l1t::L1GTDeltaCut::maxPTSquared_

private

Definition at line 257 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ maxTransMassSqrDiv2_

const std::optional<double> l1t::L1GTDeltaCut::maxTransMassSqrDiv2_

private

Definition at line 254 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minDEta_

const std::optional<int> l1t::L1GTDeltaCut::minDEta_

private

Definition at line 241 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minDPhi_

const std::optional<int> l1t::L1GTDeltaCut::minDPhi_

private

Definition at line 243 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minDRSquared_

const std::optional<int> l1t::L1GTDeltaCut::minDRSquared_

private

Definition at line 248 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minDz_

const std::optional<int> l1t::L1GTDeltaCut::minDz_

private

Definition at line 245 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minInvMassSqrDiv2_

const std::optional<double> l1t::L1GTDeltaCut::minInvMassSqrDiv2_

private

Definition at line 251 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minPTSquared_

const std::optional<double> l1t::L1GTDeltaCut::minPTSquared_

private

Definition at line 256 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ minTransMassSqrDiv2_

const std::optional<double> l1t::L1GTDeltaCut::minTransMassSqrDiv2_

private

Definition at line 253 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ os_

const bool l1t::L1GTDeltaCut::os_

private

Definition at line 259 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ scales_

const L1GTScales& l1t::L1GTDeltaCut::scales_

private

Definition at line 235 of file L1GTDeltaCut.h.

Referenced by checkObjects().

◆ ss_

const bool l1t::L1GTDeltaCut::ss_

private

Definition at line 260 of file L1GTDeltaCut.h.

Referenced by checkObjects().

Public Member Functions

Static Public Member Functions

Static Public Attributes

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ L1GTDeltaCut()

Member Function Documentation

◆ checkObjects()

◆ fillLUTDescriptions()

◆ fillPSetDescription()

Member Data Documentation

◆ coshEtaLUT2_

◆ coshEtaLUT_

◆ cosPhiLUT_

◆ DETA_LUT_SPLIT

◆ enable_sanity_checks_

◆ inv_mass_checks_

◆ maxDEta_

◆ maxDPhi_

◆ maxDRSquared_

◆ maxDz_

◆ maxInvMassSqrDiv2_

◆ maxPTSquared_

◆ maxTransMassSqrDiv2_

◆ minDEta_

◆ minDPhi_

◆ minDRSquared_

◆ minDz_

◆ minInvMassSqrDiv2_

◆ minPTSquared_

◆ minTransMassSqrDiv2_

◆ os_

◆ scales_

◆ ss_