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// -*- C++ -*-
//
// Package: Fireworks
// Class : FWMET3DProxyBuilder.cc
/*
Description: [one line class summary]
Usage:
<usage>
*/
//
// Original Author:
// Created: Mon Jan 17 10:48:11 2011
//
//
// system include files
// user include files
#include "TMath.h"
#include "TEveArrow.h"
#include "TEveScalableStraightLineSet.h"
#include "Fireworks/Core/interface/FWSimpleProxyBuilderTemplate.h"
#include "Fireworks/Core/interface/Context.h"
#include "Fireworks/Core/interface/FWViewEnergyScale.h"
#include "DataFormats/METReco/interface/MET.h"
// forward declarations
class FWMET3DProxyBuilder : public FWSimpleProxyBuilderTemplate<reco::MET> {
public:
class Arrow : public TEveArrow {
public:
float m_et;
float m_energy;
const FWViewContext* m_vc;
Arrow(Float_t x, Float_t y, Float_t z, Float_t xo, Float_t yo, Float_t zo = 0)
: TEveArrow(x, y, z, xo, yo, zo), m_et(0), m_energy(0), m_vc(nullptr) {}
void setScale(FWViewEnergyScale* caloScale) {
static float maxW = 3;
float scale = caloScale->getScaleFactor3D() * (caloScale->getPlotEt() ? m_et : m_energy);
fVector.Normalize();
fVector *= scale;
fTubeR = TMath::Min(maxW / scale, 0.08f);
fConeR = TMath::Min(maxW * 2.5f / scale, 0.25f);
}
};
FWMET3DProxyBuilder();
~FWMET3DProxyBuilder() override;
// ---------- const member functions ---------------------
bool havePerViewProduct(FWViewType::EType) const override { return true; } // used energy scaling
void scaleProduct(TEveElementList* parent, FWViewType::EType, const FWViewContext* vc) override;
void cleanLocal() override { m_arrows.clear(); }
// ---------- static member functions --------------------
// ---------- member functions ---------------------------
REGISTER_PROXYBUILDER_METHODS();
FWMET3DProxyBuilder(const FWMET3DProxyBuilder&) = delete; // stop default
const FWMET3DProxyBuilder& operator=(const FWMET3DProxyBuilder&) = delete; // stop default
private:
using FWSimpleProxyBuilderTemplate<reco::MET>::build;
void build(const reco::MET&, unsigned int, TEveElement&, const FWViewContext*) override;
// ---------- member data --------------------------------
std::vector<Arrow*> m_arrows;
};
//
// constructors and destructor
//
FWMET3DProxyBuilder::FWMET3DProxyBuilder() {}
FWMET3DProxyBuilder::~FWMET3DProxyBuilder() {}
//
// member functions
//
void FWMET3DProxyBuilder::scaleProduct(TEveElementList* parent, FWViewType::EType type, const FWViewContext* vc) {
// printf("scale prod \n");
FWViewEnergyScale* caloScale = vc->getEnergyScale();
for (std::vector<Arrow*>::iterator i = m_arrows.begin(); i != m_arrows.end(); ++i) {
if (vc == (*i)->m_vc) {
(*i)->setScale(caloScale);
}
}
}
void FWMET3DProxyBuilder::build(const reco::MET& met,
unsigned int iIndex,
TEveElement& oItemHolder,
const FWViewContext* vc) {
float r0;
float phi = met.phi();
float theta = met.theta();
if (TMath::Abs(met.eta()) < context().caloTransEta())
r0 = context().caloR1() / sin(theta);
else
r0 = context().caloZ1() / fabs(cos(theta));
Arrow* arrow = new Arrow(sin(theta) * cos(phi),
sin(theta) * sin(phi),
cos(theta),
r0 * sin(theta) * cos(phi),
r0 * sin(theta) * sin(phi),
r0 * cos(theta));
arrow->m_et = met.et();
arrow->m_energy = met.energy();
arrow->m_vc = vc;
arrow->SetConeL(0.15);
arrow->SetConeR(0.06);
setupAddElement(arrow, &oItemHolder);
m_arrows.push_back(arrow);
arrow->setScale(vc->getEnergyScale());
arrow->setScale(vc->getEnergyScale());
context().voteMaxEtAndEnergy(met.et(), met.energy());
}
//
// const member functions
//
//
// static member functions
//
REGISTER_FWPROXYBUILDER(FWMET3DProxyBuilder, reco::MET, "recoMET", FWViewType::kAll3DBits);
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