| [830] | 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4VisExtent.cc,v 1.10 2006/06/29 19:07:28 gunter Exp $
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| [1228] | 28 | // GEANT4 tag $Name: geant4-09-03 $
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| [830] | 29 | //
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| 30 | //
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| 31 | // A.Walkden 28/11/95
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| 32 | // G4VisExtent.cc - to return parameters useful to the drawing window
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| 33 | // employed by Visualization code.
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| 34 |
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| 35 | #include "G4VisExtent.hh"
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| 36 |
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| 37 | #include "G4ios.hh"
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| 38 |
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| 39 | const G4VisExtent G4VisExtent::NullExtent; // Default extent is null.
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| 40 |
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| 41 | G4VisExtent::G4VisExtent (G4double xmin, G4double xmax,
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| 42 | G4double ymin, G4double ymax,
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| 43 | G4double zmin, G4double zmax)
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| 44 | :fXmin(xmin), fXmax(xmax), fYmin(ymin), fYmax(ymax), fZmin(zmin), fZmax(zmax)
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| 45 | {}
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| 46 |
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| 47 | G4VisExtent::G4VisExtent (const G4Point3D& centre, G4double radius) {
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| 48 | // Use exscribed radius ... see comments in header file.
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| 49 | G4double halfSide (radius / std::sqrt (3.));
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| 50 | fXmin = centre.x () - halfSide;
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| 51 | fXmax = centre.x () + halfSide;
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| 52 | fYmin = centre.y () - halfSide;
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| 53 | fYmax = centre.y () + halfSide;
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| 54 | fZmin = centre.z () - halfSide;
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| 55 | fZmax = centre.z () + halfSide;
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| 56 | }
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| 57 |
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| 58 | G4VisExtent::~G4VisExtent () {}
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| 59 |
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| 60 | G4Point3D G4VisExtent::GetExtentCentre () const {
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| 61 | return G4Point3D (((fXmin + fXmax) / 2.),
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| 62 | ((fYmin + fYmax) / 2.),
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| 63 | ((fZmin + fZmax) / 2.));
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| 64 | }
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| 65 |
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| 66 | G4double G4VisExtent::GetExtentRadius () const {
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| 67 | return std::sqrt (((fXmax - fXmin) * (fXmax - fXmin)) +
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| 68 | ((fYmax - fYmin) * (fYmax - fYmin)) +
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| 69 | ((fZmax - fZmin) * (fZmax - fZmin))) / 2.;
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| 70 | }
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| 71 |
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| 72 | std::ostream& operator << (std::ostream& os, const G4VisExtent& e) {
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| 73 | os << "G4VisExtent (bounding box):";
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| 74 | os << "\n X limits: " << e.fXmin << ' ' << e.fXmax;
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| 75 | os << "\n Y limits: " << e.fYmin << ' ' << e.fYmax;
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| 76 | os << "\n Z limits: " << e.fZmin << ' ' << e.fZmax;
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| 77 | return os;
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| 78 | }
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| 79 |
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| 80 | G4bool G4VisExtent::operator != (const G4VisExtent& e) const {
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| 81 | return ((fXmin != e.fXmin) ||
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| 82 | (fXmax != e.fXmax) ||
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| 83 | (fYmin != e.fYmin) ||
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| 84 | (fYmax != e.fYmax) ||
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| 85 | (fZmin != e.fZmin) ||
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| 86 | (fZmax != e.fZmax));
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| 87 | }
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