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Sma_multiparticle.f90
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Sma_multiparticle.f90
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!The Polymorphic Tracking Code
!Copyright (C) Etienne Forest and CERN
module ptc_multiparticle
! use S_TRACKING !,FRINGE_=>FRINGE__MULTI !,FACE=>FACE_MULTI
use beam_beam_ptc
implicit none
public
CHARACTER*27 CASE_NAME(-2:3)
PRIVATE fuzzy_eq,fuzzy_neq
PRIVATE TRACK_FIBRE_FRONTR,TRACK_FIBRE_FRONTP
PRIVATE TRACK_FIBRE_BACKR,TRACK_FIBRE_BACKP
PRIVATE TRACK_NODE_SINGLER,TRACK_NODE_SINGLEP,TRACK_NODE_SINGLEV
private DRIFTr_BACK_TO_POSITION,DRIFTp_BACK_TO_POSITION !,DRIFT_BACK_TO_POSITION
private MAKE_NODE_LAYOUT_2 !,DRIFT_TO_TIME
PRIVATE MODULATE_R,MODULATE_P
PRIVATE TRACK_MODULATION_R,TRACK_MODULATION_P
LOGICAL :: no_mis=.TRUE.
! LOGICAL :: OLD_MOD=.TRUE.
logical(lp),private, parameter :: dobb=.true.
logical(lp),private :: aperture_all_case0=.false.
! type(probe) :: xsm,xsm0
real(dp) :: xsm0t=0.0_dp,xsmt=0.0_dp
!real(dp) :: unit_time =1.0e-3_dp
REAL(dp) :: x_orbit_sync(6)= 0.0_dp,dt_orbit_sync=0.0_dp
logical(lp) :: use_bmad_units=.false.,inside_bmad=.false.
INTERFACE TRACK_NODE_SINGLE
MODULE PROCEDURE TRACK_NODE_SINGLER !@1 t,x,state,charge
MODULE PROCEDURE TRACK_NODE_SINGLEP !@1 t,y,state,charge
MODULE PROCEDURE TRACK_NODE_SINGLEV !@1 t,v,state,charge
END INTERFACE
INTERFACE convert_bmad_to_ptc
MODULE PROCEDURE convert_bmad_to_ptcr
MODULE PROCEDURE convert_bmad_to_ptcp
MODULE PROCEDURE convert_bmad_to_ptcar
MODULE PROCEDURE convert_bmad_to_ptcap
END INTERFACE
INTERFACE convert_ptc_to_bmad
MODULE PROCEDURE convert_ptc_to_bmadr
MODULE PROCEDURE convert_ptc_to_bmadp
MODULE PROCEDURE convert_ptc_to_bmadar
MODULE PROCEDURE convert_ptc_to_bmadap
END INTERFACE
INTERFACE DRIFT_BACK_TO_POSITION
MODULE PROCEDURE DRIFTr_BACK_TO_POSITION
MODULE PROCEDURE DRIFTp_BACK_TO_POSITION
END INTERFACE
INTERFACE TRACK_FIBRE_FRONT
MODULE PROCEDURE TRACK_FIBRE_FRONTR
MODULE PROCEDURE TRACK_FIBRE_FRONTP
END INTERFACE
INTERFACE TRACK_FIBRE_BACK
MODULE PROCEDURE TRACK_FIBRE_BACKR
MODULE PROCEDURE TRACK_FIBRE_BACKP
END INTERFACE
INTERFACE OPERATOR (.feq.)
MODULE PROCEDURE fuzzy_eq
END INTERFACE
INTERFACE OPERATOR (.fne.)
MODULE PROCEDURE fuzzy_neq
END INTERFACE
INTERFACE MODULATE
MODULE PROCEDURE MODULATE_R ! PROPAGATE FAKE MODULATED (Q,P) ; 7TH AND 8TH VARIABLES
MODULE PROCEDURE MODULATE_P !
END INTERFACE
INTERFACE TRACK_MODULATION
MODULE PROCEDURE TRACK_MODULATION_R ! PROPAGATE FAKE MODULATED (Q,P) ; 7TH AND 8TH VARIABLES
MODULE PROCEDURE TRACK_MODULATION_P !
END INTERFACE
type three_d_info
! character(nlp),pointer :: name
real(dp) a(3),b(3) ! Centre of entrance and exit faces
real(dp) ent(3,3),exi(3,3) ! entrace and exit frames for drawing magnet faces
real(dp) wx,wy ! width of box for plotting purposes
real(dp) o(3),mid(3,3) ! frames at the point of tracking
real(dp) reference_ray(6) !
real(dp) x(6) ! ray tracked with reference_ray using a type(beam)
real(dp) r0(3),r(3) ! ray position global returned
real(dp) scale ! magnification using reference_ray
logical(lp) u(2) ! unstable flag for both ray and reference_ray
END type three_d_info
! real :: ttime0,ttime1,dt1=0.0,dt2=0.0;
CONTAINS
SUBROUTINE MODULATE_R(C,XS,K)
IMPLICIT NONE
type(INTEGRATION_NODE), pointer :: C
type(probe), INTENT(INOUT) :: xs
TYPE(INTERNAL_STATE) K
TYPE(ELEMENT),POINTER :: EL
TYPE(ELEMENTP),POINTER :: ELp
REAL(DP) v,dv
integer(2) n
EL=>C%PARENT_FIBRE%MAG
ELP=>C%PARENT_FIBRE%MAGP
IF(K%MODULATION) THEN
n=el%slow_ac
if (modulationtype == 1) then
V=zero
DV=el%D_ac*XS%AC(n)%X(2)
else
DV=(XS%AC(n)%X(1)*COS(EL%theta_ac)-XS%AC(n)%X(2)*SIN(EL%theta_ac))
V=EL%DC_ac+EL%A_ac*DV
DV=el%D_ac*DV
endif
else
V=0.0_dp
DV=0.0_dp
endif
CALL transfer_ANBN(EL,ELP,VR=V,DVR=DV)
END SUBROUTINE MODULATE_R
SUBROUTINE do_ramping_R(C,t,K)
IMPLICIT NONE
type(INTEGRATION_NODE), pointer :: C
TYPE(INTERNAL_STATE) K
TYPE(ELEMENT),POINTER :: EL
TYPE(ELEMENTP),POINTER :: ELp
REAL(DP) v,dv,t
EL=>C%PARENT_FIBRE%MAG
ELP=>C%PARENT_FIBRE%MAGP
if(.not.associated(EL%ramp)) return
V=EL%DC_ac
DV=0.0_dp
call set_ramp(C,t)
CALL transfer_ANBN(EL,ELP,VR=V,DVR=DV,t=T)
END SUBROUTINE do_ramping_R
SUBROUTINE DO_Ramping_p(C,t,K)
IMPLICIT NONE
type(INTEGRATION_NODE), pointer :: C
TYPE(INTERNAL_STATE) K
TYPE(ELEMENT),POINTER :: EL
TYPE(ELEMENTP),POINTER :: ELP
TYPE(REAL_8) V,DV
real(dp) t
EL=>C%PARENT_FIBRE%MAG
ELP=>C%PARENT_FIBRE%MAGP
if(.not.associated(EL%ramp)) return
CALL ALLOC(V)
CALL ALLOC(DV)
V=elp%DC_ac
DV=0.0_dp
call set_ramp(C,t)
CALL transfer_ANBN(EL,ELP,VP=V,DVP=DV)
CALL KILL(V)
CALL KILL(DV)
END SUBROUTINE DO_Ramping_p
SUBROUTINE set_all_ramp(R)
IMPLICIT NONE
TYPE(layout), target :: r
TYPE(fibre), POINTER :: p
integer i
REAL(DP) v,dv
v=0.0_dp
dv=0.0_dp
p=>r%start
do i=1,r%n
if(associated(p%mag%ramp)) then
call set_ramp(p%t1,x_orbit_sync(6))
CALL transfer_ANBN(p%mag,p%magp,VR=V,DVR=DV)
endif
p=>p%next
enddo
end SUBROUTINE set_all_ramp
SUBROUTINE set_ramp(t,t0)
IMPLICIT NONE
TYPE(INTEGRATION_NODE), POINTER :: T
integer i,it
real(dp) r,ti,rat,dtot
type(ramping), pointer :: a
real(dp) an,bn,t0
! if(t%pos_in_fibre==1) return
a=>t%parent_fibre%mag%ramp
dtot=(a%table(a%n)%time-a%table(1)%time) !/(a%n-1)
! ti=XSM0%ac%t/clight/a%unit_time ! time in milliseconds
ti=t0/clight !/a%unit_time ! time in milliseconds
! if(ti>a%t_max.or.ti<a%table(1)%time) then
! if(ti>a%table(a%n)%time.or.ti<a%table(1)%time) then
! return
! endif
if(ti>=a%t_max.or.ti<a%table(1)%time) then
! if(ti>a%table(a%n)%time.or.ti<a%table(1)%time) then
if(ti>=a%t_max) then
a%table(0)%bn=0.0_dp
a%table(0)%an=0.0_dp
do i=1,size(a%table(0)%bn)
a%table(0)%bn(i)= a%table(a%n)%bn(i)*a%r
a%table(0)%an(i)= a%table(a%n)%an(i)*a%r
enddo
a%table(0)%b_t= a%table(a%n)%b_t
a=>t%parent_fibre%magp%ramp
a%table(0)%bn=0.0_dp
a%table(0)%an=0.0_dp
do i=1,size(a%table(0)%bn)
a%table(0)%bn(i)= a%table(a%n)%bn(i)*a%r
a%table(0)%an(i)= a%table(a%n)%an(i)*a%r
enddo
a%table(0)%b_t= a%table(a%n)%b_t
else
a%table(0)%bn=0.0_dp
a%table(0)%an=0.0_dp
do i=1,size(a%table(0)%bn)
a%table(0)%bn(i)= a%table(1)%bn(i)*a%r
a%table(0)%an(i)= a%table(1)%an(i)*a%r
enddo
a%table(0)%b_t= a%table(1)%b_t
a=>t%parent_fibre%magp%ramp
a%table(0)%bn=0.0_dp
a%table(0)%an=0.0_dp
do i=1,size(a%table(0)%bn)
a%table(0)%bn(i)= a%table(1)%bn(i)*a%r
a%table(0)%an(i)= a%table(1)%an(i)*a%r
enddo
a%table(0)%b_t= a%table(1)%b_t
endif
else
ti=ti-a%table(1)%time
ti=mod(ti,dtot)+a%table(1)%time
dtot=dtot/(a%n-1)
ti=(ti-a%table(1)%time)/dtot+1
it=int(ti)
! it=idint(ti)
rat=(ti-it)
a%table(0)%bn=0.0_dp
a%table(0)%an=0.0_dp
do i=1,size(a%table(0)%bn)
a%table(0)%bn(i)= ((a%table(it+1)%bn(i)-a%table(it)%bn(i))*rat + a%table(it)%bn(i))*a%r
a%table(0)%an(i)= ((a%table(it+1)%an(i)-a%table(it)%an(i))*rat + a%table(it)%an(i))*a%r
enddo
a%table(0)%b_t=((a%table(it+1)%b_t-a%table(it)%b_t)*rat + a%table(it)%b_t)
a=>t%parent_fibre%magp%ramp
a%table(0)%bn=0.0_dp
a%table(0)%an=0.0_dp
do i=1,size(a%table(0)%bn)
a%table(0)%bn(i)=((a%table(it+1)%bn(i)-a%table(it)%bn(i))*rat + a%table(it)%bn(i))*a%r
a%table(0)%an(i)= ((a%table(it+1)%an(i)-a%table(it)%an(i))*rat + a%table(it)%an(i))*a%r
enddo
a%table(0)%b_t=((a%table(it+1)%b_t-a%table(it)%b_t)*rat + a%table(it)%b_t)
endif
end SUBROUTINE set_ramp
SUBROUTINE MODULATE_P(C,XS,K)
IMPLICIT NONE
type(INTEGRATION_NODE), pointer :: C
type(probe_8), INTENT(INOUT) :: xs
TYPE(INTERNAL_STATE) K
TYPE(ELEMENT),POINTER :: EL
TYPE(ELEMENTP),POINTER :: ELP
TYPE(REAL_8) V,DV
integer(2) n
EL=>C%PARENT_FIBRE%MAG
ELP=>C%PARENT_FIBRE%MAGP
CALL ALLOC(V)
CALL ALLOC(DV)
IF(K%MODULATION) THEN
n=el%slow_ac
if (modulationtype == 1) then
V=zero
DV=el%D_ac*XS%AC(n)%X(2)
else
DV=(XS%AC(n)%X(1)*COS(ELP%theta_ac)-XS%AC(n)%X(2)*SIN(ELP%theta_ac))
V=ELP%DC_ac+ELP%A_ac*DV
DV=elp%D_ac*DV
endif
else ! ramp
V=0.0_dp
DV=0.0_dp
endif
CALL transfer_ANBN(EL,ELP,VP=V,DVP=DV)
CALL KILL(V)
CALL KILL(DV)
END SUBROUTINE MODULATE_P
SUBROUTINE TRACK_MODULATION_R(C,XS,K)
IMPLICIT NONE
type(INTEGRATION_NODE), pointer :: C
type(probe), INTENT(INOUT) :: xs
TYPE(INTERNAL_STATE) K
real(dp) xt
real(dp),pointer :: beta0
integer(2) n
if(xs%nac==0) return
do n=1,xs%nac
if(k%time) then
beta0=>C%PARENT_FIBRE%beta0
xs%ac%t=c%DS_AC/beta0+xs%ac(n)%t
xt = cos(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(1) + sin(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(2)
XS%AC(n)%X(2) = -sin(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(1) + cos(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(2)
XS%AC(n)%X(1) = xt
else
xt = cos(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(1) + sin(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(2)
XS%AC(n)%X(2) = -sin(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(1) + cos(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(2)
XS%AC(n)%X(1) = xt
xs%ac(n)%t=c%DS_AC+xs%ac(n)%t
endif
enddo
END SUBROUTINE TRACK_MODULATION_R
SUBROUTINE TRACK_MODULATION_P(C,XS,K)
IMPLICIT NONE
type(INTEGRATION_NODE), pointer :: C
type(probe_8), INTENT(INOUT) :: xs
TYPE(INTERNAL_STATE) K
TYPE(REAL_8) xt
real(dp),pointer :: beta0
integer(2) n
if(xs%nac==0) return
CALL ALLOC(XT)
do n=1,xs%nac
if(k%time) then
beta0=>C%PARENT_FIBRE%beta0
xs%ac(n)%t=c%DS_AC/beta0+xs%ac(n)%t
xt = cos(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(1) + sin(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(2)
XS%AC(n)%X(2) = -sin(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(1) + cos(XS%AC(n)%om * c%DS_AC/beta0) *XS%AC(n)%X(2)
XS%AC(n)%X(1) = xt
else
xt = cos(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(1) + sin(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(2)
XS%AC(n)%X(2) = -sin(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(1) + cos(XS%AC(n)%om * c%DS_AC) *XS%AC(n)%X(2)
XS%AC(n)%X(1) = xt
xs%ac(n)%t=c%DS_AC+xs%ac(n)%t
endif
enddo
CALL KILL(XT)
END SUBROUTINE TRACK_MODULATION_P
FUNCTION fuzzy_eq( S1, S2 )
implicit none
logical(lp) fuzzy_eq
real(dp), INTENT (IN) :: S1,S2
fuzzy_eq=.false.
if(abs(s1-s2)<=c_%eps_pos) fuzzy_eq=.true.
end FUNCTION fuzzy_eq
FUNCTION fuzzy_neq( S1, S2 )
implicit none
logical(lp) fuzzy_neq
real(dp), INTENT (IN) :: S1,S2
fuzzy_neq=.false.
if(abs(s1-s2)>c_%eps_pos) fuzzy_neq=.true.
end FUNCTION fuzzy_neq
SUBROUTINE move_to_s( L,s,current,i,ds ) ! Moves position s
implicit none
TYPE (INTEGRATION_NODE), POINTER :: Current
TYPE (NODE_LAYOUT) L
real(dp) s,sp,ds
integer i,k
logical(lp) DOIT !,track_it
! track_it=.false.
sp=mod(s,L%END%S(3))
if(sp==0.0_dp.and.s/=0.0_dp) then
current=>l%end
i=l%n+1
ds=0.0_dp
! track_it=.true.
return
endif
if(sp==0.0_dp) then
current=>l%start
i=1
ds=0.0_dp
return
endif
nullify(current);
Current => L%LAST
k=L%LASTPOS
I=K
ds=0.0_dp
IF(SP>CURRENT%S(3) ) then
do i=k,l%n-1
if(current%next%s(3)>=sp) exit
current=>current%next
enddo
if(current%next%s(3)/=sp) ds=sp-current%s(3)
if(current%next%s(3)==sp) THEN
ds=0.0_dp
CURRENT=>current%next
I=I+1
ENDIF
elseif(SP<CURRENT%S(3)) then
do i=k-1,1,-1
current=>current%previous
if(current%s(3)<=sp) exit
enddo
ds=sp-current%s(3)
endif
L%LASTPOS=I; L%LAST => Current;
if(ds>0.0_dp) then
if(CURRENT%S(4)-ds.feq.0.0_dp) then
ds=0.0_dp
current=>Current%next
i=i+1
L%LAST => Current;
ELSEIF(ds.feq.0.0_dp) THEN
DS=0.0_dp
ENDIF
endif
DOIT=.TRUE.
!DOIT=.FALSE.
if(iabs(CURRENT%cas)==0.OR.iabs(CURRENT%cas)==1) then
do while(DS==0.0_dp.AND.DOIT) ! PUTS AT BEGINNING IF DS=ZERO
CURRENT=>CURRENT%PREVIOUS
IF(ASSOCIATED(CURRENT)) THEN
IF((SP.FNE.CURRENT%S(3)).or.CURRENT%cas==-2) THEN
CURRENT=>CURRENT%NEXT
DOIT=.FALSE.
ELSE
I=I-1
ENDIF
ELSE
CURRENT=>CURRENT%NEXT
DOIT=.FALSE.
ENDIF
enddo
elseif(iabs(CURRENT%cas)==2) then
do while(DS==0.0_dp.AND.DOIT) ! PUTS AT BEGINNING IF DS=ZERO
CURRENT=>CURRENT%next
IF(ASSOCIATED(CURRENT)) THEN
IF((SP.FNE.CURRENT%S(3)).or.CURRENT%cas==1) THEN
CURRENT=>CURRENT%previous
DOIT=.FALSE.
ELSE
I=I+1
ENDIF
ELSE
CURRENT=>CURRENT%previous
DOIT=.FALSE.
ENDIF
enddo
endif
L%LASTPOS=I; L%LAST => Current;
IF(I/=L%LAST%POS) THEN
WRITE(6,*) " ERROR IN move_to_s ",I,L%LAST%POS
STOP 999
ENDIF
END SUBROUTINE move_to_s
! tracking one steps in the body
! MULTIPARTICLE AT THE FIBRE LEVEL
! front patch/misaglinments/tilt
SUBROUTINE TRACK_FIBRE_FRONTR(C,X,K)
implicit none
logical(lp) :: doneitt=.true.
TYPE(FIBRE),TARGET,INTENT(INOUT):: C
real(dp), INTENT(INOUT) :: X(6)
TYPE(INTERNAL_STATE) K
! TYPE(INTERNAL_STATE), INTENT(IN) :: K
logical(lp) ou,patch
INTEGER(2) PATCHT,PATCHG,PATCHE
TYPE (fibre), POINTER :: CN
real(dp), POINTER :: P0,B0
real(dp) b1
!FRONTAL PATCH
! IF(ASSOCIATED(C%PATCH)) THEN
PATCHT=C%PATCH%TIME ;PATCHE=C%PATCH%ENERGY ;PATCHG=C%PATCH%PATCH;
! ELSE
! PATCHT=0 ; PATCHE=0 ;PATCHG=0;
! ENDIF
! PUSHING BEAM
!
b1=C%BETA0
IF(PATCHE/=0.AND.PATCHE/=2.AND.PATCHE/=5) THEN
NULLIFY(P0);NULLIFY(B0);
CN=>C%PREVIOUS
IF(ASSOCIATED(CN).and.PATCHE/=4) THEN ! ASSOCIATED
! IF(.NOT.CN%PATCH%ENERGY) THEN ! No need to patch IF PATCHED BEFORE
IF(CN%PATCH%ENERGY==0.or.CN%PATCH%ENERGY==1.or.CN%PATCH%ENERGY==4) THEN ! No need to patch IF PATCHED BEFORE
P0=>CN%MAG%P%P0C
B0=>CN%MAG%P%BETA0
X(2)=X(2)*P0/C%MAG%P%P0C
X(4)=X(4)*P0/C%MAG%P%P0C
IF(k%TIME.or.recirculator_cheat)THEN
X(5)=root(1.0_dp+2.0_dp*X(5)/B0+X(5)**2) !X(5) = 1+DP/P0C_OLD
X(5)=X(5)*P0/C%MAG%P%P0C-1.0_dp !X(5) = DP/P0C_NEW
X(5)=(2.0_dp*X(5)+X(5)**2)/(root(1.0_dp/C%MAG%P%BETA0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/C%MAG%P%BETA0)
ELSE
X(5)=(1.0_dp+X(5))*P0/C%MAG%P%P0C-1.0_dp
ENDIF
ENDIF ! No need to patch
else ! associated
P0=>C%PATCH%P0b
B0=>C%PATCH%B0b
X(2)=X(2)*P0/C%MAG%P%P0C
X(4)=X(4)*P0/C%MAG%P%P0C
IF(k%TIME.or.recirculator_cheat)THEN
X(5)=root(1.0_dp+2.0_dp*X(5)/B0+X(5)**2) !X(5) = 1+DP/P0C_OLD
X(5)=X(5)*P0/C%MAG%P%P0C-1.0_dp !X(5) = DP/P0C_NEW
X(5)=(2.0_dp*X(5)+X(5)**2)/(root(1.0_dp/C%MAG%P%BETA0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/C%MAG%P%BETA0)
ELSE
X(5)=(1.0_dp+X(5))*P0/C%MAG%P%P0C-1.0_dp
ENDIF
ENDIF ! ASSOCIATED
ENDIF
! The chart frame of reference is located here implicitely
IF(PATCHG==1.or.PATCHG==3) THEN
patch=ALWAYS_EXACT_PATCHING.or.C%MAG%P%EXACT
CALL PATCH_FIB(C,X,k,PATCH,MY_TRUE)
ENDIF
IF(PATCHT/=0.AND.PATCHT/=2.AND.(K%TOTALPATH==0)) THEN
if(K%time) then
X(6)=X(6)-C%PATCH%a_T !/c%beta0
else
X(6)=X(6)-C%PATCH%a_L
endif
ENDIF
! CALL TRACK(C,X,EXACTMIS=K%EXACTMIS)
IF(C%MAG%MIS) THEN
ou = ALWAYS_EXACTMIS !K%EXACTMIS.or.
CALL MIS_FIB(C,X,k,OU,DONEITT)
ENDIF
! Apply the tilt after the misalignments
CALL DTILTD(C%MAG%P%TILTD,1,X)
END SUBROUTINE TRACK_FIBRE_FRONTR
SUBROUTINE TRACK_FIBRE_FRONTP(C,X,K)
implicit none
logical(lp) :: doneitt=.true.
TYPE(FIBRE),TARGET,INTENT(INOUT):: C
TYPE(REAL_8), INTENT(INOUT) :: X(6)
TYPE(INTERNAL_STATE) K
! TYPE(INTERNAL_STATE), INTENT(IN) :: K
logical(lp) ou,patch
INTEGER(2) PATCHT,PATCHG,PATCHE
TYPE (fibre), POINTER :: CN
real(dp), POINTER :: P0,B0
real(dp) b1
!FRONTAL PATCH
! IF(ASSOCIATED(C%PATCH)) THEN
PATCHT=C%PATCH%TIME ;PATCHE=C%PATCH%ENERGY ;PATCHG=C%PATCH%PATCH;
! ELSE
! PATCHT=0 ; PATCHE=0 ;PATCHG=0;
! ENDIF
! PUSHING BEAM
!
b1=C%BETA0
IF(PATCHE/=0.AND.PATCHE/=2.AND.PATCHE/=5) THEN
NULLIFY(P0);NULLIFY(B0);
CN=>C%PREVIOUS
IF(ASSOCIATED(CN).and.PATCHE/=4) THEN ! ASSOCIATED
! IF(.NOT.CN%PATCH%ENERGY) THEN ! No need to patch IF PATCHED BEFORE
IF(CN%PATCH%ENERGY==0.or.CN%PATCH%ENERGY==1.or.CN%PATCH%ENERGY==4) THEN ! No need to patch IF PATCHED BEFORE
P0=>CN%MAGP%P%P0C
B0=>CN%MAGP%P%BETA0
X(2)=X(2)*P0/C%MAGP%P%P0C
X(4)=X(4)*P0/C%MAGP%P%P0C
IF(k%TIME.or.recirculator_cheat)THEN
X(5)=SQRT(1.0_dp+2.0_dp*X(5)/B0+X(5)**2) !X(5) = 1+DP/P0C_OLD
X(5)=X(5)*P0/C%MAGP%P%P0C-1.0_dp !X(5) = DP/P0C_NEW
X(5)=(2.0_dp*X(5)+X(5)**2)/(SQRT(1.0_dp/C%MAGP%P%BETA0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/C%MAGP%P%BETA0)
ELSE
X(5)=(1.0_dp+X(5))*P0/C%MAGP%P%P0C-1.0_dp
ENDIF
ENDIF ! No need to patch
else ! associated
P0=>C%PATCH%P0b
B0=>C%PATCH%B0b
X(2)=X(2)*P0/C%MAGP%P%P0C
X(4)=X(4)*P0/C%MAGP%P%P0C
IF(k%TIME.or.recirculator_cheat)THEN
X(5)=SQRT(1.0_dp+2.0_dp*X(5)/B0+X(5)**2) !X(5) = 1+DP/P0C_OLD
X(5)=X(5)*P0/C%MAGP%P%P0C-1.0_dp !X(5) = DP/P0C_NEW
X(5)=(2.0_dp*X(5)+X(5)**2)/(SQRT(1.0_dp/C%MAGP%P%BETA0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/C%MAGP%P%BETA0)
ELSE
X(5)=(1.0_dp+X(5))*P0/C%MAGP%P%P0C-1.0_dp
ENDIF
ENDIF ! ASSOCIATED
ENDIF
! The chart frame of reference is located here implicitely
IF(PATCHG==1.or.PATCHG==3) THEN
patch=ALWAYS_EXACT_PATCHING.or.C%MAGP%P%EXACT
CALL PATCH_FIB(C,X,k,PATCH,MY_TRUE)
ENDIF
IF(PATCHT/=0.AND.PATCHT/=2.AND.(K%TOTALPATH==0)) THEN
if(K%time) then
X(6)=X(6)-C%PATCH%a_T !/c%beta0
else
X(6)=X(6)-C%PATCH%a_L
endif
ENDIF
! CALL TRACK(C,X,EXACTMIS=K%EXACTMIS)
IF(C%MAGP%MIS) THEN
ou = ALWAYS_EXACTMIS !K%EXACTMIS.or.
CALL MIS_FIB(C,X,k,OU,DONEITT)
ENDIF
!Apply after the misalignments T.Persson
CALL DTILTD(C%MAGP%P%TILTD,1,X)
END SUBROUTINE TRACK_FIBRE_FRONTP
! back patch/misaglinments/tilt
SUBROUTINE TRACK_FIBRE_BACKR(C,X,K)
implicit none
logical(lp) :: doneitf=.false.
TYPE(FIBRE),TARGET,INTENT(INOUT):: C
real(dp), INTENT(INOUT) :: X(6)
TYPE(INTERNAL_STATE) K
! TYPE(INTERNAL_STATE), INTENT(IN) :: K
logical(lp) ou,patch
INTEGER(2) PATCHT,PATCHG,PATCHE
TYPE (fibre), POINTER :: CN
real(dp), POINTER :: P0,B0
real(dp) b1
IF(ASSOCIATED(C%PATCH)) THEN
PATCHT=C%PATCH%TIME ;PATCHE=C%PATCH%ENERGY ;PATCHG=C%PATCH%PATCH;
ELSE
PATCHT=0 ; PATCHE=0 ;PATCHG=0;
ENDIF
! First tilt back T.Persson
CALL DTILTD(C%MAG%P%TILTD,2,X)
IF(C%MAG%MIS) THEN
ou = ALWAYS_EXACTMIS !K%EXACTMIS.or.
CALL MIS_FIB(C,X,k,OU,DONEITF)
ENDIF
IF(PATCHT/=0.AND.PATCHT/=1.AND.(K%TOTALPATH==0)) THEN
if(K%time) then
X(6)=X(6)-C%PATCH%b_T !/c%beta0
else
X(6)=X(6)-C%PATCH%b_L
endif
ENDIF
IF(PATCHG==2.or.PATCHG==3) THEN
patch=ALWAYS_EXACT_PATCHING.or.C%MAG%P%EXACT
CALL PATCH_FIB(C,X,k,PATCH,MY_FALSE)
ENDIF
! The CHART frame of reference is located here implicitely
b1=C%BETA0
IF(PATCHE/=0.AND.PATCHE/=1.AND.PATCHE/=4) THEN
NULLIFY(P0);NULLIFY(B0);
CN=>C%NEXT
! IF(.NOT.ASSOCIATED(CN)) CN=>C
IF(ASSOCIATED(CN).AND.PATCHE/=5) then
! P0=>CN%MAG%P%P0C
! B0=>CN%MAG%P%BETA0
P0=>CN%MAG%P%P0C
B0=>CN%BETA0
b1=b0
X(2)=X(2)*C%MAG%P%P0C/P0
X(4)=X(4)*C%MAG%P%P0C/P0
IF(k%TIME.or.recirculator_cheat)THEN
X(5)=root(1.0_dp+2.0_dp*X(5)/C%MAG%P%BETA0+X(5)**2) !X(5) = 1+DP/P0C_OLD
X(5)=X(5)*C%MAG%P%P0C/P0-1.0_dp !X(5) = DP/P0C_NEW
X(5)=(2.0_dp*X(5)+X(5)**2)/(root(1.0_dp/B0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/B0)
ELSE
X(5)=(1.0_dp+X(5))*C%MAG%P%P0C/P0-1.0_dp
ENDIF
else
P0=>C%PATCH%P0b
B0=>C%PATCH%B0b
b1=b0
X(2)=X(2)*C%MAG%P%P0C/P0 ! 8/31/2016
X(4)=X(4)*C%MAG%P%P0C/P0 ! 8/31/2016
IF(k%TIME.or.recirculator_cheat)THEN ! 8/31/2016
X(5)=root(1.0_dp+2.0_dp*X(5)/C%MAG%P%BETA0+X(5)**2) !X(5) = 1+DP/P0C_OLD ! 8/31/2016
X(5)=X(5)*C%MAG%P%P0C/P0-1.0_dp !X(5) = DP/P0C_NEW ! 8/31/2016
X(5)=(2.0_dp*X(5)+X(5)**2)/(root(1.0_dp/B0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/B0) ! 8/31/2016
ELSE
X(5)=(1.0_dp+X(5))*C%MAG%P%P0C/P0-1.0_dp ! 8/31/2016
ENDIF
endif
ENDIF
END SUBROUTINE TRACK_FIBRE_BACKR
SUBROUTINE TRACK_FIBRE_BACKP(C,X,K)
implicit none
logical(lp) :: doneitf=.false.
TYPE(FIBRE),TARGET,INTENT(INOUT):: C
type(real_8), INTENT(INOUT) :: X(6)
TYPE(INTERNAL_STATE) K
! TYPE(INTERNAL_STATE), INTENT(IN) :: K
logical(lp) ou,patch
INTEGER(2) PATCHT,PATCHG,PATCHE
TYPE (fibre), POINTER :: CN
real(dp), POINTER :: P0,B0
real(dp) b1
IF(ASSOCIATED(C%PATCH)) THEN
PATCHT=C%PATCH%TIME ;PATCHE=C%PATCH%ENERGY ;PATCHG=C%PATCH%PATCH;
ELSE
PATCHT=0 ; PATCHE=0 ;PATCHG=0;
ENDIF
! First tilt back T. Persson
CALL DTILTD(C%MAGP%P%TILTD,2,X)
IF(C%MAGP%MIS) THEN
ou = ALWAYS_EXACTMIS !K%EXACTMIS.or.
CALL MIS_FIB(C,X,k,OU,DONEITF)
ENDIF
IF(PATCHT/=0.AND.PATCHT/=1.AND.(K%TOTALPATH==0)) THEN
if(K%time) then
X(6)=X(6)-C%PATCH%b_T !/c%beta0
else
X(6)=X(6)-C%PATCH%b_L
endif
ENDIF
IF(PATCHG==2.or.PATCHG==3) THEN
patch=ALWAYS_EXACT_PATCHING.or.C%MAGP%P%EXACT
CALL PATCH_FIB(C,X,k,PATCH,MY_FALSE)
ENDIF
! The CHART frame of reference is located here implicitely
b1=C%BETA0
IF(PATCHE/=0.AND.PATCHE/=1.AND.PATCHE/=4) THEN
NULLIFY(P0);NULLIFY(B0);
CN=>C%NEXT
! IF(.NOT.ASSOCIATED(CN)) CN=>C
IF(ASSOCIATED(CN).and.PATCHE/=5) then
! P0=>CN%MAGP%P%P0C
! B0=>CN%MAGP%P%BETA0
P0=>CN%MAGP%P%P0C
B0=>CN%BETA0
b1=b0
X(2)=X(2)*C%MAGP%P%P0C/P0
X(4)=X(4)*C%MAGP%P%P0C/P0
IF(k%TIME.or.recirculator_cheat)THEN
X(5)=sqrt(1.0_dp+2.0_dp*X(5)/C%BETA0+X(5)**2) !X(5) = 1+DP/P0C_OLD
X(5)=X(5)*C%MAGP%P%P0C/P0-1.0_dp !X(5) = DP/P0C_NEW
X(5)=(2.0_dp*X(5)+X(5)**2)/(sqrt(1.0_dp/B0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/B0)
ELSE
X(5)=(1.0_dp+X(5))*C%MAGP%P%P0C/P0-1.0_dp
ENDIF
else
P0=>C%PATCH%P0b
B0=>C%PATCH%B0b
b1=b0
X(2)=X(2)*C%MAG%P%P0C/P0 ! 8/31/2016
X(4)=X(4)*C%MAG%P%P0C/P0 ! 8/31/2016
IF(k%TIME.or.recirculator_cheat)THEN ! 8/31/2016
X(5)=sqrt(1.0_dp+2.0_dp*X(5)/C%MAG%P%BETA0+X(5)**2) !X(5) = 1+DP/P0C_OLD ! 8/31/2016
X(5)=X(5)*C%MAG%P%P0C/P0-1.0_dp !X(5) = DP/P0C_NEW ! 8/31/2016
X(5)=(2.0_dp*X(5)+X(5)**2)/(sqrt(1.0_dp/B0**2+2.0_dp*X(5)+X(5)**2)+1.0_dp/B0) ! 8/31/2016
ELSE
X(5)=(1.0_dp+X(5))*C%MAG%P%P0C/P0-1.0_dp ! 8/31/2016
ENDIF
ENDIF
endif
END SUBROUTINE TRACK_FIBRE_BACKP
! thin lens tracking
SUBROUTINE TRACK_NODE_SINGLEV(T,V,K) !!
implicit none
TYPE(INTEGRATION_NODE),POINTER :: T
TYPE(INTERNAL_STATE) K
REAL(DP) SC,reference_ray(6),x(6)
type(three_d_info),intent(INOUT) :: v
TYPE(INTEGRATION_NODE),POINTER:: mag_in,mag_out
IF(.NOT.CHECK_STABLE) return
! CALL RESET_APERTURE_FLAG
! endif
x=V%X
if(abs(x(1))+abs(x(3))>absolute_aperture.or.abs(x(6))>t_aperture) then
messageLOST="exceed absolute_aperture in TRACKV_NODE_SINGLE"
lost_node=>t
lost_fibre=>t%parent_fibre
xlost=x
CHECK_STABLE=.false.
endif
reference_ray=V%reference_ray
CALL TRACK_NODE_SINGLE(T,V%X,K)
IF(.NOT.CHECK_STABLE) V%U(1)=.TRUE.
CALL TRACK_NODE_SINGLE(T,V%reference_ray,K)
IF(.NOT.CHECK_STABLE) V%U(2)=.TRUE.
IF(V%U(1).OR.V%U(2)) then
write(6,*) " Unstable in TRACKV_NODE_SINGLE ", V%U
RETURN
endif
IF(.NOT.ASSOCIATED(T%B)) THEN
WRITE(6,*) " NO FRAMES IN INTEGRATION NODES "
STOP 101
ENDIF
SC=1.0_dp
IF(v%SCALE/=0.0_dp) SC=v%SCALE
! t=>B%POS(1)%NODE%previous
V%r0=t%A+(reference_ray(1)-SC*reference_ray(1))*t%ENT(1,1:3)+ SC*X(1)*t%ENT(1,1:3)
V%r0=v%r0+(reference_ray(3)-SC*reference_ray(3))*t%ENT(2,1:3)+ SC*X(3)*t%ENT(2,1:3)
V%r=t%B+(V%reference_ray(1)-SC*V%reference_ray(1))*t%EXI(1,1:3)+ SC*V%X(1)*t%EXI(1,1:3)
V%r=v%r+(V%reference_ray(3)-SC*V%reference_ray(3))*t%EXI(2,1:3)+ SC*V%X(3)*t%EXI(2,1:3)
mag_in=>t%parent_fibre%t1%next%next
mag_out=>t%parent_fibre%t2%previous%previous
v%a=mag_in%a
v%ent=mag_in%ent
v%b=mag_in%b
v%exi=mag_in%exi
v%o=t%B
v%mid=t%exi
IF(MAG_IN%PREVIOUS%CAS/=CASE1) STOP 201
IF(MAG_OUT%NEXT%CAS/=CASE2) STOP 202
END SUBROUTINE TRACK_NODE_SINGLEV
SUBROUTINE TRACK_NODE_SINGLER(T,X,K) !!
! This routines tracks a single thin lens
! it is supposed to reproduce plain PTC
implicit none
TYPE(INTEGRATION_NODE), TARGET, INTENT(INOUT):: T
REAL(DP),INTENT(INOUT):: X(6)
TYPE(INTERNAL_STATE) K
! TYPE(INTERNAL_STATE), INTENT(IN) :: K
type(element),pointer :: el
LOGICAL TA
type(work) w,we
IF(.NOT.CHECK_STABLE) return
! CALL RESET_APERTURE_FLAG
! endif
if(abs(x(1))+abs(x(3))>absolute_aperture.or.abs(x(6))>t_aperture) then !.or.(.not.CHECK_MADX_APERTURE)) then
messageLOST="exceed absolute_aperture in TRACKR_NODE_SINGLE"
lost_node=>t