BDSIM
BDSIM is a Geant4 extension toolkit for simulation of particle transport in accelerator beamlines.
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BDSFieldMagInterpolated.cc
1/*
2Beam Delivery Simulation (BDSIM) Copyright (C) Royal Holloway,
3University of London 2001 - 2023.
4
5This file is part of BDSIM.
6
7BDSIM is free software: you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published
9by the Free Software Foundation version 3 of the License.
10
11BDSIM is distributed in the hope that it will be useful, but
12WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with BDSIM. If not, see <http://www.gnu.org/licenses/>.
18*/
19#include "BDSExtent.hh"
20#include "BDSFieldMagInterpolated.hh"
21#include "BDSInterpolator.hh"
22
23#include <limits>
24
25BDSFieldMagInterpolated::BDSFieldMagInterpolated(const BDSInterpolator* interpolator,
26 const G4Transform3D& offset,
27 G4double scalingIn):
28 BDSFieldMag(offset),
29 timeVarying(false),
30 scaling(scalingIn),
31 extentNoOffset(BDSExtent()),
32 smallestSpatialStep(std::numeric_limits<double>::max())
33{
34 if (interpolator)
35 {
36 extentNoOffset = interpolator->Extent();
37 smallestSpatialStep = interpolator->SmallestSpatialStep();
38 timeVarying = interpolator->TimeVarying();
39 }
40}
Holder for +- extents in 3 dimensions.
Definition: BDSExtent.hh:39
Interface for static magnetic fields that may or may not be local.
Definition: BDSFieldMag.hh:39
Interface for all interpolators containing basic extent of validity.
virtual BDSExtent Extent() const =0
Interface each derived class must provide.
G4double SmallestSpatialStep() const