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G4ErrorPlaneSurfaceTarget.cc
Go to the documentation of this file.
Or view
the newest version in sPHENIX GitHub for file G4ErrorPlaneSurfaceTarget.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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// G4ErrorPlaneSurfaceTarget class implementation
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//
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// Created: P.Arce, September 2004
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// --------------------------------------------------------------------
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#include "
G4ErrorPlaneSurfaceTarget.hh
"
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#ifdef G4VERBOSE
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#include "
G4ErrorPropagatorData.hh
"
// for verbosity checking
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#endif
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#include "
G4Point3D.hh
"
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#include "
G4ThreeVector.hh
"
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//---------------------------------------------------------------------
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G4ErrorPlaneSurfaceTarget::
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G4ErrorPlaneSurfaceTarget
(
G4double
aa,
G4double
ab
,
G4double
ac,
G4double
ad)
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:
G4Plane3D
( aa, ab, ac, ad )
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{
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theType
=
G4ErrorTarget_PlaneSurface
;
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#ifdef G4VERBOSE
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if
(
G4ErrorPropagatorData::verbose
() >= 2 )
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{
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Dump
(
" $$$ creating G4ErrorPlaneSurfaceTarget from parameters"
);
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}
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#endif
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}
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//---------------------------------------------------------------------
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G4ErrorPlaneSurfaceTarget::
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G4ErrorPlaneSurfaceTarget
(
const
G4Normal3D
&
norm
,
const
G4Point3D
&
pt
)
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:
G4Plane3D
( norm, pt )
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{
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theType
=
G4ErrorTarget_PlaneSurface
;
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#ifdef G4VERBOSE
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if
(
G4ErrorPropagatorData::verbose
() >= 2 )
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{
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Dump
(
" $$$ creating G4ErrorPlaneSurfaceTarget from point and normal"
);
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}
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#endif
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}
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//---------------------------------------------------------------------
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G4ErrorPlaneSurfaceTarget::
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G4ErrorPlaneSurfaceTarget
(
const
G4Point3D
&p1,
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const
G4Point3D
&p2,
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const
G4Point3D
&p3)
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:
G4Plane3D
( p1, p2, p3 )
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{
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theType
=
G4ErrorTarget_PlaneSurface
;
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#ifdef G4VERBOSE
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if
(
G4ErrorPropagatorData::verbose
() >= 2 )
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{
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Dump
(
" $$$ creating G4ErrorPlaneSurfaceTarget from three points"
);
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}
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#endif
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}
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//---------------------------------------------------------------------
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G4ErrorPlaneSurfaceTarget::~G4ErrorPlaneSurfaceTarget
()
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{
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}
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//---------------------------------------------------------------------
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G4ThreeVector
G4ErrorPlaneSurfaceTarget::
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Intersect
(
const
G4ThreeVector
&
pt
,
const
G4ThreeVector
&
dir
)
const
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{
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G4double
lam
=
GetDistanceFromPoint
( pt, dir );
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G4Point3D
inters = pt + lam *
dir
;
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#ifdef G4VERBOSE
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if
(
G4ErrorPropagatorData::verbose
() >= 4 )
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{
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G4cout
<<
" $$$ creating G4ErrorPlaneSurfaceTarget::Intersect "
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<< inters <<
G4endl
;
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}
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#endif
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return
inters;
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}
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//---------------------------------------------------------------------
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G4double
G4ErrorPlaneSurfaceTarget::
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GetDistanceFromPoint
(
const
G4ThreeVector
&
pt
,
const
G4ThreeVector
&
dir
)
const
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{
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if
( std::fabs( dir.
mag
() -1. ) > 1.
E
-6 )
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{
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std::ostringstream
message
;
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message <<
"Direction is not a unit vector: "
<< dir <<
" !"
;
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G4Exception
(
"G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()"
,
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"GeomMgt1002"
,
JustWarning
, message);
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}
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G4double
dist = -(
a_
* pt.
x
() +
b_
* pt.
y
() +
c_
* pt.
z
() +
d_
)
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/ (
a_
* dir.
x
() +
b_
* dir.
y
() +
c_
* dir.
z
() );
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#ifdef G4VERBOSE
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if
(
G4ErrorPropagatorData::verbose
() >= 3 )
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{
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G4cout
<<
" G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()"
<<
G4endl
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<<
" Point: "
<< pt <<
", Direction: "
<< dir <<
G4endl
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<<
" Distance: "
<< dist <<
G4endl
;
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}
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#endif
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return
dist;
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}
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//---------------------------------------------------------------------
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G4double
G4ErrorPlaneSurfaceTarget::
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GetDistanceFromPoint
(
const
G4ThreeVector
&
pt
)
const
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{
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G4ThreeVector
vec =
point
() -
pt
;
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G4double
dist = std::fabs(vec *
normal
() /
normal
().mag());
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#ifdef G4VERBOSE
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if
(
G4ErrorPropagatorData::verbose
() >= 3 )
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{
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G4cout
<<
" G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()"
<<
G4endl
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<<
" Point: "
<< pt <<
G4endl
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<<
" Distance: "
<< dist <<
G4endl
;
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}
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#endif
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return
dist;
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}
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//---------------------------------------------------------------------
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G4Plane3D
G4ErrorPlaneSurfaceTarget::
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GetTangentPlane
(
const
G4ThreeVector
& )
const
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{
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return
*
this
;
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}
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//---------------------------------------------------------------------
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void
G4ErrorPlaneSurfaceTarget::Dump
(
const
G4String
& msg )
const
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{
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G4cout
<< msg <<
" point = "
<<
point
()
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<<
" normal = "
<<
normal
() <<
G4endl
;
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}
geant4
tree
geant4-10.6-release
source
geometry
management
src
G4ErrorPlaneSurfaceTarget.cc
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:17
using
1.8.2 with
ECCE GitHub integration