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[jabaws.git] / website / archive / binaries / mac / src / disembl / Tisean_3.0.1 / source_f / randomize / cool / exp.f

diff --git a/website/archive/binaries/mac/src/disembl/Tisean_3.0.1/source_f/randomize/cool/exp.f b/website/archive/binaries/mac/src/disembl/Tisean_3.0.1/source_f/randomize/cool/exp.f
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--- a/website/archive/binaries/mac/src/disembl/Tisean_3.0.1/source_f/randomize/cool/exp.f
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-c===========================================================================
-c
-c   This file is part of TISEAN
-c 
-c   Copyright (c) 1998-2007 Rainer Hegger, Holger Kantz, Thomas Schreiber
-c 
-c   TISEAN is free software; you can redistribute it and/or modify
-c   it under the terms of the GNU General Public License as published by
-c   the Free Software Foundation; either version 2 of the License, or
-c   (at your option) any later version.
-c
-c   TISEAN is distributed in the hope that it will be useful,
-c   but WITHOUT ANY WARRANTY; without even the implied warranty of
-c   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-c   GNU General Public License for more details.
-c
-c   You should have received a copy of the GNU General Public License
-c   along with TISEAN; if not, write to the Free Software
-c   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-c
-c===========================================================================
-c   part of the randomize-package for constraint surrogates
-c   exponential cooling scheme
-c   author T. Schreiber (1999)
-c
-c-------------------------------------------------------------------
-c get options specific for cooling scheme
-C
-      subroutine opts_cool()
-      common /coolcom/ 
-     .   itini,tini,iafac,afac,cgoal,mtot,msucc,ntot,nsucc,mstop
-
-      tini=fcan("T",0.)
-      afac=fcan("a",0.)
-      mtot=ican("S",20000)
-      msucc=ican("s",2000)
-      mstop=ican("z",200)
-      cgoal=fcan("C",0.)
-      end
-
-c-------------------------------------------------------------------
-c print version information on cooling scheme
-C
-      subroutine what_cool()
-      call ptext("Cooling scheme: exponential")
-      end
-
-c-------------------------------------------------------------------
-c print usage message specific for cooling scheme
-C
-      subroutine usage_cool()
-      call ptext("Cooling options: [-T# -a# -S# -s# -z# -C#]")
-      call popt("T","initial temperature (auto)")
-      call popt("a","cooling factor (auto)")
-      call popt("S","total steps before cooling (20000)")
-      call popt("s","successful steps before cooling (2000)")
-      call popt("z","minimal successful steps before cooling (200)")
-      call popt("C","goal value of cost function (0.0)")
-      end
-
-c-------------------------------------------------------------------
-c initialise all that is needed for cooling scheme
-C
-      function cool_init()
-      common /coolcom/ 
-     .   itini,tini,iafac,afac,cgoal,mtot,msucc,ntot,nsucc,mstop
-
-      ntot=0
-      nsucc=0
-      itini=1
-      if(tini.eq.0.) then
-         tini=1e-4
-         itini=0
-      endif
-      iafac=1
-      if(afac.eq.0.) then
-         afac=0.5
-         iafac=0
-      endif
-      temp=tini
-      cool_init=temp
-      end
-      
-c-------------------------------------------------------------------
-c determine new temperature depending on current cost function,
-c acceptance status and history
-c par can be used to pass information to the permutation scheme
-c
-      function cool(iaccept,iend,iv)
-      common /coolcom/ 
-     .   itini,tini,iafac,afac,cgoal,mtot,msucc,ntot,nsucc,mstop
-      common nmax,cost,temp,cmin,rate
-
-      iend=0
-      cool=temp
-      nsucc=nsucc+iaccept
-      ntot=ntot+1
-      if(ntot.lt.mtot.and.nsucc.lt.msucc) return
-      rate=real(nsucc)/real(ntot)
-      iend=1
-      if(cost.le.cgoal) return
-      if(itini.eq.0.and.temp.eq.tini.and.ntot.gt.1.5*nsucc) then
-         tini=10*temp
-         if(iv.ne.0) write(istderr(),*) 
-     .      "increased initial temperature from ",
-     .      temp, " to ", tini, " for melting"
-         temp=tini
-      else if(nsucc.le.mstop) then
-         if(iafac.eq.1) return
-         afac=sqrt(afac)
-         mtot=mtot*sqrt(2.)
-         temp=tini
-         if(iv.ne.0) write(istderr(),*) "starting over: "
-         if(iv.ne.0) write(istderr(),*) "   Cooling rate: ", afac, 
-     .      " S:", mtot, " s: ", msucc
-      else         
-         temp=temp*afac
-         if(iv.ne.0) write(istderr(),
-     .      '(3hT: ,g15.6,4h S: ,i15,4h s: , i15,8h  cost: ,g15.6)') 
-     .      temp, ntot, nsucc, cost
-      endif
-      iend=0
-      ntot=0
-      nsucc=0
-      cool=temp
-      end
-