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G4tgbPlaceParamCircle.cc
Go to the documentation of this file.
Or view
the newest version in sPHENIX GitHub for file G4tgbPlaceParamCircle.cc
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//
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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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//
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//
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//
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// class G4tgbPlaceParamCircle
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// History:
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// - Created. P.Arce, CIEMAT (November 2007)
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// -------------------------------------------------------------------------
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#include "
G4tgbPlaceParamCircle.hh
"
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#include "
G4tgrPlaceParameterisation.hh
"
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#include "
G4ThreeVector.hh
"
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#include "
G4RotationMatrix.hh
"
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#include "
G4VPhysicalVolume.hh
"
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#include "
G4tgrUtils.hh
"
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#include "
G4tgrMessenger.hh
"
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// -------------------------------------------------------------------------
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G4tgbPlaceParamCircle::~G4tgbPlaceParamCircle
()
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{
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}
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// -------------------------------------------------------------------------
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G4tgbPlaceParamCircle::
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G4tgbPlaceParamCircle
(
G4tgrPlaceParameterisation
* tgrParam )
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:
G4tgbPlaceParameterisation
(tgrParam)
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{
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//---- Get translation and rotation
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if
( tgrParam->
GetParamType
() ==
"CIRCLE"
)
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{
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CheckNExtraData
( tgrParam, 7,
WLSIZE_EQ
,
"G4tgbPlaceParamCircle:"
);
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theCircleAxis
=
G4ThreeVector
( tgrParam->
GetExtraData
()[4],
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tgrParam->
GetExtraData
()[5],
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tgrParam->
GetExtraData
()[6] );
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G4ThreeVector
zaxis(0.,0.,-1.);
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if
( zaxis.cross(
theCircleAxis
).mag() > 1.E-6 )
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{
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theDirInPlane
= zaxis.
cross
(
theCircleAxis
);
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}
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else
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{
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theDirInPlane
=
theCircleAxis
.
cross
(
G4ThreeVector
(0.,-1.,0.));
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}
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theAxis
=
kZAxis
;
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}
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else
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{
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CheckNExtraData
( tgrParam, 4,
WLSIZE_EQ
,
"G4tgbPlaceParamCircle:"
);
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if
( tgrParam->
GetParamType
() ==
"CIRCLE_XY"
) {
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theCircleAxis
=
G4ThreeVector
(0.,0.,1.);
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theDirInPlane
=
G4ThreeVector
(1.,0.,0.);
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theAxis
=
kZAxis
;
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}
else
if
( tgrParam->
GetParamType
() ==
"CIRCLE_XZ"
) {
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theCircleAxis
=
G4ThreeVector
(0.,1.,0.);
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theDirInPlane
=
G4ThreeVector
(1.,0.,0.);
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theAxis
=
kYAxis
;
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}
else
if
( tgrParam->
GetParamType
() ==
"CIRCLE_YZ"
) {
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theCircleAxis
=
G4ThreeVector
(1.,0.,0.);
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theDirInPlane
=
G4ThreeVector
(0.,1.,0.);
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theAxis
=
kXAxis
;
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}
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}
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if
(
theCircleAxis
.
mag
() == 0. )
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{
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G4Exception
(
"G4tgbPlaceParamCircle::G4tgbPlaceParamCircle()"
,
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"InvalidSetup"
,
FatalException
,
"Circle axis is zero !"
);
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}
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theCircleAxis
/=
theCircleAxis
.
mag
();
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theAxis
=
kZAxis
;
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theNCopies
=
G4int
(tgrParam->
GetExtraData
()[0]);
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theStep
= tgrParam->
GetExtraData
()[1];
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theOffset
= tgrParam->
GetExtraData
()[2];
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theRadius
= tgrParam->
GetExtraData
()[3];
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#ifdef G4VERBOSE
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if
(
G4tgrMessenger::GetVerboseLevel
() >= 2 )
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{
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G4cout
<<
" G4tgbPlaceParamCircle::G4tgbPlaceParamCircle():"
<<
G4endl
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<<
" param type "
<< tgrParam->
GetParamType
() <<
G4endl
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<<
" no copies - "
<<
theNCopies
<<
G4endl
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<<
" step - "
<< theStep <<
G4endl
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<<
" offset - "
<<
theOffset
<<
G4endl
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<<
" radius - "
<<
theRadius
<<
G4endl
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<<
" circle axis - "
<<
theCircleAxis
<<
G4endl
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<<
" dir in plane - "
<<
theDirInPlane
<<
G4endl
;
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}
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#endif
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}
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// -------------------------------------------------------------------------
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void
G4tgbPlaceParamCircle::
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ComputeTransformation
(
const
G4int
copyNo,
G4VPhysicalVolume
*physVol)
const
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{
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G4double
posi =
theOffset
+ copyNo*
theStep
;
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G4ThreeVector
origin
=
theDirInPlane
*
theRadius
;
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origin.
rotate
( posi,
theCircleAxis
);
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//----- Calculate rotation matrix (so that all volumes point to the centre)
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G4RotationMatrix
rm;
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rm.
rotate
( -posi,
theCircleAxis
);
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//----- Set translation and rotation
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physVol->
SetTranslation
(origin);
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G4RotationMatrix
* pvRm = physVol->
GetRotation
();
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if
( pvRm == 0 )
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{
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pvRm =
new
G4RotationMatrix
;
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}
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*pvRm = *
theRotationMatrix
* rm;
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physVol->
SetRotation
(pvRm);
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physVol->
SetCopyNo
( copyNo );
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#ifdef G4VERBOSE
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if
(
G4tgrMessenger::GetVerboseLevel
() >= 3 )
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{
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G4cout
<<
" G4tgbPlaceParamCircle::ComputeTransformation():"
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<< physVol->
GetName
() <<
G4endl
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<<
" no copies - "
<<
theNCopies
<<
G4endl
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<<
" centre - "
<< origin <<
G4endl
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<<
" rotation-matrix - "
<< *pvRm <<
G4endl
;
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}
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#endif
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}
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src
G4tgbPlaceParamCircle.cc
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:25
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