first introduction of valence constrains - not working yet
[unres.git] / source / unres / src_MD-M / readrtns_CSA.F
index f53da12..286cc57 100644 (file)
@@ -96,6 +96,10 @@ c      print *,"Processor",me," fg_rank",fg_rank," out1file",out1file
 C Set up the time limit (caution! The time must be input in minutes!)
       read_cart=index(controlcard,'READ_CART').gt.0
       call readi(controlcard,'CONSTR_DIST',constr_dist,0)
+C this variable with_theta_constr is the variable which allow to read and execute the
+C constrains on theta angles WITH_THETA_CONSTR is the keyword
+      with_theta_constr = index(controlcard,"WITH_THETA_CONSTR").gt.0
+      write (iout,*) "with_theta_constr ",with_theta_constr
       call readi(controlcard,'SYM',symetr,1)
       call reada(controlcard,'TIMLIM',timlim,960.0D0) ! default 16 hours
       unres_pdb = index(controlcard,'UNRES_PDB') .gt. 0
@@ -708,7 +712,11 @@ C 12/1/95 Added weight for the multi-body term WCORR
         v2ss=v2ss*wstrain/wsc
         v3ss=v3ss*wstrain/wsc
       else
-        ss_depth=ebr/wstrain-0.25*eps(1,1)*wsc/wstrain
+        if (wstrain.ne.0.0) then
+         ss_depth=ebr/wstrain-0.25*eps(1,1)*wsc/wstrain
+        else
+          ss_depth=0.0
+        endif
       endif
 
       if(me.eq.king.or..not.out1file) then
@@ -824,27 +832,77 @@ C 8/13/98 Set limits to generating the dihedral angles
       enddo
       read (inp,*) ndih_constr
       if (ndih_constr.gt.0) then
-        read (inp,*) ftors
-        read (inp,*) (idih_constr(i),phi0(i),drange(i),i=1,ndih_constr)
+C        read (inp,*) ftors
+        read (inp,*) (idih_constr(i),phi0(i),drange(i),ftors(i),
+     &  i=1,ndih_constr)
         if(me.eq.king.or..not.out1file)then
          write (iout,*) 
      &   'There are',ndih_constr,' constraints on phi angles.'
          do i=1,ndih_constr
-          write (iout,'(i5,2f8.3)') idih_constr(i),phi0(i),drange(i)
+          write (iout,'(i5,3f8.3)') idih_constr(i),phi0(i),drange(i),
+     &    ftors(i)
          enddo
         endif
         do i=1,ndih_constr
           phi0(i)=deg2rad*phi0(i)
           drange(i)=deg2rad*drange(i)
         enddo
-        if(me.eq.king.or..not.out1file)
-     &   write (iout,*) 'FTORS',ftors
+C        if(me.eq.king.or..not.out1file)
+C     &   write (iout,*) 'FTORS',ftors
         do i=1,ndih_constr
           ii = idih_constr(i)
           phibound(1,ii) = phi0(i)-drange(i)
           phibound(2,ii) = phi0(i)+drange(i)
         enddo 
       endif
+C first setting the theta boundaries to 0 to pi
+C this mean that there is no energy penalty for any angle occuring
+      do i=1,nres
+        thetabound(1,i)=0
+        thetabound(2,i)=pi
+      enddo
+C begin reading theta constrains this is quartic constrains allowing to 
+C have smooth second derivative 
+      if (with_theta_constr) then
+C with_theta_constr is keyword allowing for occurance of theta constrains
+      read (inp,*) ntheta_constr
+C ntheta_constr is the number of theta constrains
+      if (ntheta_constr.gt.0) then
+C        read (inp,*) ftors
+        read (inp,*) (itheta_constr(i),theta_constr0(i),
+     &  theta_drange(i),for_thet_constr(i),
+     &  i=1,ntheta_constr)
+C the above code reads from 1 to ntheta_constr 
+C itheta_constr(i) residue i for which is theta_constr
+C theta_constr0 the global minimum value
+C theta_drange is range for which there is no energy penalty
+C for_thet_constr is the force constant for quartic energy penalty
+C E=k*x**4 
+        if(me.eq.king.or..not.out1file)then
+         write (iout,*)
+     &   'There are',ntheta_constr,' constraints on phi angles.'
+         do i=1,ntheta_constr
+          write (iout,'(i5,3f8.3)') itheta_constr(i),theta_constr0(i),
+     &    theta_drange(i),
+     &    for_thet_constr(i)
+         enddo
+        endif
+        do i=1,nthet_constr
+          theta_constr0(i)=deg2rad*theta_constr0(i)
+          theta_drange(i)=deg2rad*theta_drange(i)
+        enddo
+C        if(me.eq.king.or..not.out1file)
+C     &   write (iout,*) 'FTORS',ftors
+        do i=1,ntheta_constr
+          ii = itheta_constr(i)
+          thetabound(1,ii) = phi0(i)-drange(i)
+          thetabound(2,ii) = phi0(i)+drange(i)
+        enddo
+      endif ! ntheta_constr.gt.0
+      endif! with_theta_constr
+C
+C      with_dihed_constr = index(controlcard,"WITH_DIHED_CONSTR").gt.0
+C      write (iout,*) "with_dihed_constr ",with_dihed_constr
       nnt=1
 #ifdef MPI
       if (me.eq.king) then
@@ -931,7 +989,9 @@ czscore          call geom_to_var(nvar,coord_exp_zs(1,1))
           enddo
           call contact(.true.,ncont_ref,icont_ref,co)
         endif
-c        write (iout,*) "constr_dist",constr_dist,nstart_sup,nsup
+        endif
+        print *, "A TU"
+        write (iout,*) "constr_dist",constr_dist,nstart_sup,nsup
         call flush(iout)
         if (constr_dist.gt.0) call read_dist_constr
         write (iout,*) "After read_dist_constr nhpb",nhpb
@@ -951,7 +1011,7 @@ c        write (iout,*) "constr_dist",constr_dist,nstart_sup,nsup
      &     restyp(itype(icont_ref(2,i))),' ',icont_ref(2,i)
         enddo
         endif
-      endif
+C      endif
       if (indpdb.eq.0 .and. modecalc.ne.2 .and. modecalc.ne.4
      &    .and. modecalc.ne.8 .and. modecalc.ne.9 .and. 
      &    modecalc.ne.10) then
@@ -1134,6 +1194,7 @@ cd    write (iout,'(i4,f10.5)') (i,rad2deg*x(i),i=1,nvar)
      &  write (iout,'(//80(1h*)/20x,a,i4,a/80(1h*)//)') 
      &  'Processor',myrank,': end reading molecular data.'
 #endif
+      print *,"A TU?"
       return
       end
 c--------------------------------------------------------------------------
@@ -2257,7 +2318,8 @@ c-------------------------------------------------------------------------------
       integer ifrag_(2,100),ipair_(2,100)
       double precision wfrag_(100),wpair_(100)
       character*500 controlcard
-c      write (iout,*) "Calling read_dist_constr"
+      print *, "WCHODZE"
+      write (iout,*) "Calling read_dist_constr"
 c      write (iout,*) "nres",nres," nstart_sup",nstart_sup," nsup",nsup
 c      call flush(iout)
       call card_concat(controlcard)
@@ -2351,12 +2413,14 @@ c            write (iout,*) "j",j," k",k
         enddo
         endif
       enddo 
+      print *,ndist_
       do i=1,ndist_
         if (constr_dist.eq.11) then
         read (inp,*) ihpb(nhpb+1),jhpb(nhpb+1),dhpb(i),dhpb1(i),
      &     ibecarb(i),forcon(nhpb+1),fordepth(nhpb+1)
         fordepth(nhpb+1)=fordepth(nhpb+1)/forcon(nhpb+1)
         else
+C        print *,"in else"
         read (inp,*) ihpb(nhpb+1),jhpb(nhpb+1),dhpb(i),dhpb1(i),
      &     ibecarb(i),forcon(nhpb+1)
         endif