Gabriele Cosmo
101 lines
3.6 KiB
C++
101 lines
3.6 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// G4SolidExtentList
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//
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// Class description:
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//
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// Defines a list of (voxel) extents along one axis.
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//
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// This utility class is designed for one specific purpose:
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// to calculate the extent of a CSG-like solid for a voxel
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// (G4VSolid::CalculateExtent).
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// Author: David C. Williams (UCSC), 1998
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// --------------------------------------------------------------------
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#ifndef G4SOLIDEXTENTLIST_HH
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#define G4SOLIDEXTENTLIST_HH
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#include "G4Types.hh"
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#include "G4ClippablePolygon.hh"
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/**
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* @brief G4SolidExtentList is utility class designed for calculating
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* the extent of a CSG-like solid for a voxel.
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*/
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class G4SolidExtentList
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{
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public:
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/**
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* Default Constructor.
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*/
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G4SolidExtentList();
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/**
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* Constructor provided axis and limits.
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* @param[in] targetAxis Axis along which compute the extent.
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* @param[in] voxelLimits The limiting space dictated by voxels.
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*/
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G4SolidExtentList( const EAxis targetAxis,
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const G4VoxelLimits& voxelLimits );
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/**
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* Default Destructor.
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*/
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~G4SolidExtentList() = default;
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/**
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* Categorises polygon surfaces.
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*/
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void AddSurface( const G4ClippablePolygon& surface );
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/**
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* Returns extent after processing all surfaces.
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* @param[out] min The minimum extent
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* @param[out] max The maximum extent
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* @returns false if no surfaces within limits or facing inwards.
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*/
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G4bool GetExtent( G4double& min, G4double& max ) const;
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private:
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/** Axis and limits... */
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EAxis axis; // Target axis
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G4bool limited = false; // True if limited
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G4double minLimit; // ... min limit
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G4double maxLimit; // ... max limit
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/** Surfaces within the limits... */
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G4ClippablePolygon minSurface, // Minimum surface within limits
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maxSurface, // Maximum surface within limits
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minAbove, // Minimum surface totally above max limit
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maxBelow; // Maximum surface totally below min limit
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};
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#endif
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