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// -*- C++ -*-
//
// Package: Core
// Class : FWGlimpseView
//
// Implementation:
// <Notes on implementation>
//
// Original Author: Chris Jones
// Created: Thu Feb 21 11:22:41 EST 2008
//
#include <functional>
#include "TGLPerspectiveCamera.h"
#include "TGLViewer.h"
#include "TGLScenePad.h"
#include "TEveScene.h"
#include "TEveViewer.h"
#include "TEveManager.h"
#include "TEveElement.h"
#include "TEveText.h"
#include "TGLFontManager.h"
#include "TEveTrans.h"
#include "TGeoTube.h"
#include "TEveGeoNode.h"
#include "TEveGeoShape.h"
#include "TEveStraightLineSet.h"
// user include files
#include "Fireworks/Core/interface/FWGlimpseView.h"
#include "Fireworks/Core/interface/BuilderUtils.h"
//
// constants, enums and typedefs
//
//
// static data member definitions
//
//double FWGlimpseView::m_scale = 1;
//
// constructors and destructorquery
//
FWGlimpseView::FWGlimpseView(TEveWindowSlot* iParent, FWViewType::EType typeId)
: FWEveView(iParent, typeId),
m_cylinder(nullptr),
m_showAxes(this, "Show Axes", true),
m_showCylinder(this, "Show Cylinder", true) {
createAxis();
// made new wireframe scene
TEveScene* wns = gEve->SpawnNewScene(Form("Wireframe Scene %s", typeName().c_str()));
viewer()->AddScene(wns);
TGLScene* gls = wns->GetGLScene();
gls->SetStyle(TGLRnrCtx::kWireFrame);
gls->SetLOD(TGLRnrCtx::kLODMed);
gls->SetSelectable(kFALSE);
TEveGeoManagerHolder gmgr(TEveGeoShape::GetGeoMangeur());
TGeoTube* tube = new TGeoTube(129, 130, 310);
m_cylinder = fireworks::getShape("Detector outline", tube, kWhite);
m_cylinder->SetPickable(kFALSE);
m_cylinder->SetMainColor(kGray + 3);
wns->AddElement(m_cylinder);
TGLViewer* ev = viewerGL();
ev->SetCurrentCamera(TGLViewer::kCameraPerspXOZ);
m_showAxes.changed_.connect(std::bind(&FWGlimpseView::showAxes, this));
m_showCylinder.changed_.connect(std::bind(&FWGlimpseView::showCylinder, this));
}
FWGlimpseView::~FWGlimpseView() {}
//
// member functions
//
void FWGlimpseView::createAxis() {
// create 3D axes
TEveElementList* axisHolder = new TEveElementList("GlimpseAxisHolder");
TGLFont::EMode fontMode = TGLFont::kPixmap;
Int_t fs = 14;
Color_t fcol = kGray + 1;
// X axis
TEveStraightLineSet* xAxis = new TEveStraightLineSet("GlimpseXAxis");
xAxis->SetPickable(kTRUE);
xAxis->SetTitle("Energy Scale, 100 GeV, X-axis (LHC center)");
xAxis->SetLineStyle(3);
xAxis->SetLineColor(fcol);
xAxis->AddLine(-100, 0, 0, 100, 0, 0);
axisHolder->AddElement(xAxis);
TEveText* xTxt = new TEveText("X+");
xTxt->PtrMainTrans()->SetPos(100 - fs, -fs, 0);
xTxt->SetFontMode(fontMode);
xTxt->SetMainColor(fcol);
axisHolder->AddElement(xTxt);
// Y axis
TEveStraightLineSet* yAxis = new TEveStraightLineSet("GlimpseYAxis");
yAxis->SetPickable(kTRUE);
yAxis->SetTitle("Energy Scale, 100 GeV, Y-axis (upward)");
yAxis->SetLineColor(fcol);
yAxis->SetLineStyle(3);
yAxis->AddLine(0, -100, 0, 0, 100, 0);
axisHolder->AddElement(yAxis);
TEveText* yTxt = new TEveText("Y+");
yTxt->PtrMainTrans()->SetPos(0, 100 - fs, 0);
yTxt->SetFontMode(fontMode);
yTxt->SetMainColor(fcol);
axisHolder->AddElement(yTxt);
// Z axis
TEveStraightLineSet* zAxis = new TEveStraightLineSet("GlimpseZAxis");
zAxis->SetPickable(kTRUE);
zAxis->SetTitle("Energy Scale, 100 GeV, Z-axis (west, along beam)");
zAxis->SetLineColor(fcol);
zAxis->AddLine(0, 0, -100, 0, 0, 100);
axisHolder->AddElement(zAxis);
TEveText* zTxt = new TEveText("Z+");
zTxt->PtrMainTrans()->SetPos(0, -fs, 100 - zTxt->GetExtrude() * 2);
zTxt->SetFontMode(fontMode);
zTxt->SetMainColor(fcol);
axisHolder->AddElement(zTxt);
geoScene()->AddElement(axisHolder);
}
void FWGlimpseView::showAxes() {
if (m_showAxes.value())
viewerGL()->SetGuideState(TGLUtil::kAxesOrigin, kTRUE, kFALSE, nullptr);
else
viewerGL()->SetGuideState(TGLUtil::kAxesNone, kTRUE, kFALSE, nullptr);
}
void FWGlimpseView::showCylinder() {
if (m_showCylinder.value())
m_cylinder->SetRnrState(kTRUE);
else
m_cylinder->SetRnrState(kFALSE);
gEve->Redraw3D();
}
void FWGlimpseView::addTo(FWConfiguration& iTo) const {
FWEveView::addTo(iTo);
TGLPerspectiveCamera* camera = dynamic_cast<TGLPerspectiveCamera*>(&(viewerGL()->CurrentCamera()));
if (camera)
addToPerspectiveCamera(camera, typeName(), iTo);
}
void FWGlimpseView::setFrom(const FWConfiguration& iFrom) {
FWEveView::setFrom(iFrom);
TGLPerspectiveCamera* camera = dynamic_cast<TGLPerspectiveCamera*>(&(viewerGL()->CurrentCamera()));
if (camera)
setFromPerspectiveCamera(camera, typeName(), iFrom);
}
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