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michaesp |
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PROGRAM extract
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c ***********************************************************************
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c * Extract columns of a trajectory file *
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c * Michael Sprenger / Spring, summer 2010 *
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c ***********************************************************************
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implicit none
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c ----------------------------------------------------------------------
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c Declaration of parameters
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c ----------------------------------------------------------------------
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c Numerical epsilon
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real eps
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parameter (eps=0.0001)
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c ----------------------------------------------------------------------
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c Declaration of variables
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c ----------------------------------------------------------------------
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c Extraction mode
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character*80 mode
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c Input and output format for trajectories (see iotra.f)
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character*80 inpfile ! Input filename
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character*80 outfile ! Output filename
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c Trajectories
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integer ntra_inp ! Number of trajectories
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integer ntim_inp ! Number of times
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integer ncol_inp ! Number of columns
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real,allocatable, dimension (:,:,:) :: tra_inp ! Trajectories (ntra,ntim,ncol)
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character*80 vars_inp(100) ! Variable names
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integer ntra_out ! Number of trajectories
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integer ntim_out ! Number of times
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integer ncol_out ! Number of columns
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real,allocatable, dimension (:,:,:) :: tra_out ! Trajectories (ntra,ntim,ncol)
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integer,allocatable, dimension (:) :: ind ! Index for selection
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character*80 vars_out(100) ! Variable names
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real time_inp(500) ! Times of input trajectory
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real time_out(500) ! Times of output trajectory
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integer refdate(6) ! Reference date
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c Auxiliary variables
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integer inpmode
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integer outmode
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integer stat
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integer fid
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integer i,j,k,n,j0,j1
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character*80 str
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character*80 split_str(100)
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integer split_n
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integer isstr,nvars,ileft,iright
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character*80 vars(100)
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character ch
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real tmp0,tmp1
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integer ind1
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character*2000 linestr
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integer istr(100)
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integer nstr
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character*80 strsplit(100)
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integer flag
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c ----------------------------------------------------------------------
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c Read and handle parameters
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c ----------------------------------------------------------------------
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c Read parameters
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open(10,file='extract.param')
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read(10,*) inpfile
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read(10,*) outfile
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read(10,*) mode
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read(10,*) ntra_inp,ntim_inp,ncol_inp
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read(10,*) str
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close(10)
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c Split the input string
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isstr = 0
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split_n = 0
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do i=1,80
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ch = str(i:i)
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if ( (isstr.eq.0).and.(ch.ne.' ') ) then
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isstr=1
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ileft=i
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elseif ( (isstr.eq.1).and.(ch.eq.' ') ) then
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isstr = 0
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iright = i-1
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split_n = split_n+1
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split_str(split_n) = str(ileft:iright)
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endif
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enddo
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c Determine the formats
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call mode_tra(inpmode,inpfile)
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if (inpmode.eq.-1) inpmode=1
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call mode_tra(outmode,outfile)
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if ( (mode.ne.'-startf').and.(outmode.eq.-1) ) then
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outmode=1
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endif
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c ----------------------------------------------------------------------
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c Read input trajectories
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c ----------------------------------------------------------------------
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c Allocate memory
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allocate(tra_inp(ntra_inp,ntim_inp,ncol_inp),stat=stat)
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if (stat.ne.0) print*,'*** error allocating array tra_inp ***'
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allocate(ind(ntra_inp),stat=stat)
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if (stat.ne.0) print*,'*** error allocating array ind ***'
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c Read inpufile
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fid = 10
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call ropen_tra(fid,inpfile,ntra_inp,ntim_inp,ncol_inp,
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> refdate,vars_inp,inpmode)
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call read_tra (fid,tra_inp,ntra_inp,ntim_inp,ncol_inp,inpmode)
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call close_tra(fid,inpmode)
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120 |
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c Check format
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if ( vars_inp(1).ne.'time') goto 990
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if ( (vars_inp(2).ne.'lon').and.(vars_inp(2).ne.'xpos') ) goto 990
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if ( (vars_inp(3).ne.'lat').and.(vars_inp(3).ne.'ypos') ) goto 990
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if ( (vars_inp(4).ne.'p' ).and.(vars_inp(4).ne.'ppos') ) goto 990
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c ----------------------------------------------------------------------
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c Option -vars : Extract columns of variables
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c ----------------------------------------------------------------------
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130 |
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if ( mode.ne.'-var' ) goto 100
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c Set the first for columns of the output
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ncol_out = 4
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vars_out(1)='time'
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vars_out(2)='lon'
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vars_out(3)='lat'
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vars_out(4)='p'
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ind(1) =1
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ind(2) =2
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ind(3) =3
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ind(4) =4
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c Get final list of extraction columns (set number of columns)
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do i=1,split_n
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if (split_str(i).eq.'to') then
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do j=1,ncol_inp
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if ( vars_inp(j).eq.split_str(i-1) ) j0 = j + 1
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enddo
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do j=1,ncol_inp
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if ( vars_inp(j).eq.split_str(i+1) ) j1 = j - 1
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enddo
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do j=j0,j1
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ncol_out = ncol_out + 1
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vars_out(ncol_out) = vars_inp(j)
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enddo
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else
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ncol_out = ncol_out + 1
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vars_out(ncol_out) = split_str(i)
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endif
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enddo
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c Set the dimensions of the output trajectory
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ntra_out = ntra_inp
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ntim_out = ntim_inp
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c Allocate memory for output trajectory
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allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
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if (stat.ne.0) print*,'*** error allocating array tra_out ***'
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c Extract <time,lon,lat,p> columns
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do i=1,ntra_out
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do j=1,ntim_out
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tra_out(i,j,1) = tra_inp(i,j,1)
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tra_out(i,j,2) = tra_inp(i,j,2)
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tra_out(i,j,3) = tra_inp(i,j,3)
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tra_out(i,j,4) = tra_inp(i,j,4)
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enddo
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enddo
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c Get indices for new columns (1..4 are already ok)
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do i=5,ncol_out
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ind(i)=0
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enddo
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do i=5,ncol_out
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do j=1,ncol_inp
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if ( vars_inp(j).eq.vars_out(i) ) ind(i) = j
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enddo
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enddo
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c Check if all selected columns are available
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do i=1,ncol_out
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if ( ind(i).eq.0 ) then
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print*,'Invalid column in ',trim(str)
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stop
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endif
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enddo
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c Extract the column
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do i=1,ntra_out
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do j=1,ntim_out
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do k=1,ncol_out
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tra_out(i,j,k) = tra_inp(i,j,ind(k))
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enddo
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enddo
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enddo
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100 continue
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c ----------------------------------------------------------------------
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c Option -times : Extract times of trajectories
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c ----------------------------------------------------------------------
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if ( mode.ne.'-time' ) goto 110
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c Set the dimension of the output trajectory
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ntim_out = 0
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c Get the list of times for the input trajectory
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do i=1,ntim_inp
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time_inp(i) = tra_inp(1,i,1)
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enddo
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c Get final list of extraction times (set number of times)
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do i=1,split_n
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if (split_str(i).eq.'to') then
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read(split_str(i-1),*) tmp0
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do j=1,ntim_inp
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if ( time_inp(j).eq.tmp0 ) j0 = j + 1
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enddo
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read(split_str(i+1),*) tmp0
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do j=1,ntim_inp
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if ( time_inp(j).eq.tmp0 ) j1 = j - 1
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enddo
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do j=j0,j1
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ntim_out = ntim_out + 1
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time_out(ntim_out) = time_inp(j)
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enddo
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elseif (split_str(i).eq.'first') then
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ntim_out = ntim_out + 1
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time_out(ntim_out) = time_inp(1)
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elseif (split_str(i).eq.'last') then
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ntim_out = ntim_out + 1
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time_out(ntim_out) = time_inp(ntim_inp)
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else
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ntim_out = ntim_out + 1
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read(split_str(i),*) tmp0
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time_out(ntim_out) = tmp0
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endif
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enddo
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c Get the indices of the selected times
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do i=1,ntim_out
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ind(i) = 0
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enddo
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do i=1,ntim_out
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do j=1,ntim_inp
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if ( abs(time_out(i)-time_inp(j)).lt.eps) ind(i) = j
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enddo
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enddo
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do i=1,ntim_out
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if ( ind(i).eq.0) then
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print*,' Invalid time ',time_out(i)
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stop
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endif
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enddo
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c Set dimensions of output trajectory
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ntra_out = ntra_inp
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ncol_out = ncol_inp
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c Allocate memory for output trajectory
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allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
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if (stat.ne.0) print*,'*** error allocating array tra_out ***'
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c Copy the selected times to the output trajectory
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do i=1,ntra_out
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do j=1,ntim_out
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do k=1,ncol_out
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tra_out(i,j,k) = tra_inp(i,ind(j),k)
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enddo
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enddo
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enddo
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288 |
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c Copy meta information
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do i=1,ncol_out
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vars_out(i) = vars_inp(i)
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enddo
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293 |
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110 continue
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c ----------------------------------------------------------------------
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297 |
c Option -tra : Extract trajectories by number
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298 |
c ----------------------------------------------------------------------
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299 |
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300 |
if ( mode.ne.'-tra' ) goto 120
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301 |
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c Set the dimension of the output trajectory
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303 |
ntra_out = 0
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304 |
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305 |
c Get final list of extraction times (set number of times)
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306 |
do i=1,split_n
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307 |
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308 |
if (split_str(i).eq.'to') then
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309 |
read(split_str(i-1),*) tmp0
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310 |
read(split_str(i+1),*) tmp1
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311 |
do j=nint(tmp0)+1,nint(tmp1)-1
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312 |
ntra_out = ntra_out + 1
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313 |
ind(ntra_out) = j
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314 |
enddo
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315 |
elseif (split_str(i).eq.'first') then
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316 |
ntra_out = ntra_out + 1
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317 |
ind(ntra_out) = 1
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318 |
elseif (split_str(i).eq.'last') then
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319 |
ntra_out = ntra_out + 1
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320 |
ind(ntra_out) = ntra_inp
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321 |
else
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322 |
ntra_out = ntra_out + 1
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323 |
read(split_str(i),*) tmp0
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324 |
ind(ntra_out) = nint(tmp0)
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325 |
endif
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326 |
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327 |
enddo
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328 |
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329 |
c Check whether selected trajectories are ok
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330 |
do i=1,ntra_out
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331 |
if ( (ind(i).lt.1).or.(ind(i).gt.ntra_inp) ) then
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332 |
print*,'Invalid trajectory selected ',ind(i)
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333 |
stop
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334 |
endif
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335 |
enddo
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336 |
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337 |
c Set dimensions of output trajectory
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338 |
ntim_out = ntim_inp
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339 |
ncol_out = ncol_inp
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340 |
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341 |
c Allocate memory for output trajectory
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342 |
allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
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343 |
if (stat.ne.0) print*,'*** error allocating array tra_out ***'
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344 |
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345 |
c Copy the selected times to the output trajectory
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346 |
do i=1,ntra_out
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347 |
do j=1,ntim_out
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348 |
do k=1,ncol_out
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tra_out(i,j,k) = tra_inp(ind(i),j,k)
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350 |
enddo
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enddo
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enddo
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353 |
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c Copy meta information
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355 |
do i=1,ncol_out
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356 |
vars_out(i) = vars_inp(i)
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enddo
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358 |
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359 |
120 continue
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360 |
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361 |
c ----------------------------------------------------------------------
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362 |
c Option -startf : Extract starting positions for the trajectory file
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363 |
c ----------------------------------------------------------------------
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364 |
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365 |
if ( mode.ne.'-startf' ) goto 130
|
|
|
366 |
|
|
|
367 |
c Set the first for columns of the output
|
|
|
368 |
ncol_out = 4
|
|
|
369 |
vars_out(1)='time'
|
|
|
370 |
vars_out(2)='lon'
|
|
|
371 |
vars_out(3)='lat'
|
|
|
372 |
vars_out(4)='p'
|
|
|
373 |
ind(1) =1
|
|
|
374 |
ind(2) =2
|
|
|
375 |
ind(3) =3
|
|
|
376 |
ind(4) =4
|
|
|
377 |
|
|
|
378 |
c Set dimensions of output trajectory
|
|
|
379 |
ntim_out = 1
|
|
|
380 |
ntra_out = ntra_inp
|
|
|
381 |
|
|
|
382 |
c Allocate memory for output trajectory
|
|
|
383 |
allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
|
|
|
384 |
if (stat.ne.0) print*,'*** error allocating array tra_out ***'
|
|
|
385 |
|
|
|
386 |
c Copy the selected times to the output trajectory
|
|
|
387 |
do i=1,ntra_out
|
|
|
388 |
do k=1,ncol_out
|
|
|
389 |
tra_out(i,1,k) = tra_inp(i,1,k)
|
|
|
390 |
enddo
|
|
|
391 |
enddo
|
|
|
392 |
|
|
|
393 |
c Copy meta information
|
|
|
394 |
do i=1,ncol_out
|
|
|
395 |
vars_out(i) = vars_inp(i)
|
|
|
396 |
enddo
|
|
|
397 |
|
|
|
398 |
130 continue
|
|
|
399 |
|
|
|
400 |
c ----------------------------------------------------------------------
|
|
|
401 |
c Option -index : Extract trajectories by index file
|
|
|
402 |
c ----------------------------------------------------------------------
|
|
|
403 |
|
|
|
404 |
if ( mode.ne.'-index' ) goto 140
|
|
|
405 |
|
|
|
406 |
c Read the index file
|
|
|
407 |
open(10,file=str)
|
|
|
408 |
|
|
|
409 |
ntra_out = 1
|
|
|
410 |
142 read(10,*,end=141) ind(ntra_out)
|
|
|
411 |
ntra_out = ntra_out + 1
|
|
|
412 |
goto 142
|
|
|
413 |
141 continue
|
|
|
414 |
ntra_out = ntra_out - 1
|
|
|
415 |
|
|
|
416 |
close(10)
|
|
|
417 |
|
|
|
418 |
c Check whether selected trajectories are ok
|
|
|
419 |
do i=1,ntra_out
|
|
|
420 |
if ( (ind(i).lt.1).or.(ind(i).gt.ntra_inp) ) then
|
|
|
421 |
print*,'Invalid trajectory selected ',ind(i)
|
|
|
422 |
stop
|
|
|
423 |
endif
|
|
|
424 |
enddo
|
|
|
425 |
|
|
|
426 |
c Set dimensions of output trajectory
|
|
|
427 |
ntim_out = ntim_inp
|
|
|
428 |
ncol_out = ncol_inp
|
|
|
429 |
|
|
|
430 |
c Allocate memory for output trajectory
|
|
|
431 |
allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
|
|
|
432 |
if (stat.ne.0) print*,'*** error allocating array tra_out ***'
|
|
|
433 |
|
|
|
434 |
c Copy the selected times to the output trajectory
|
|
|
435 |
do i=1,ntra_out
|
|
|
436 |
do j=1,ntim_out
|
|
|
437 |
do k=1,ncol_out
|
|
|
438 |
tra_out(i,j,k) = tra_inp(ind(i),j,k)
|
|
|
439 |
enddo
|
|
|
440 |
enddo
|
|
|
441 |
enddo
|
|
|
442 |
|
|
|
443 |
c Copy meta information
|
|
|
444 |
do i=1,ncol_out
|
|
|
445 |
vars_out(i) = vars_inp(i)
|
|
|
446 |
enddo
|
|
|
447 |
|
|
|
448 |
140 continue
|
|
|
449 |
|
|
|
450 |
c ----------------------------------------------------------------------
|
|
|
451 |
c Option -boolean : Extract trajectories by boolean file
|
|
|
452 |
c ----------------------------------------------------------------------
|
|
|
453 |
|
|
|
454 |
if ( mode.ne.'-boolean' ) goto 150
|
|
|
455 |
|
|
|
456 |
c Read the index file
|
|
|
457 |
open(10,file=str)
|
|
|
458 |
ntra_out = 0
|
|
|
459 |
do i=1,ntra_inp
|
|
|
460 |
read(10,*) ind1
|
|
|
461 |
if ( ind1.eq.1 ) then
|
|
|
462 |
ntra_out = ntra_out + 1
|
|
|
463 |
ind(ntra_out) = i
|
|
|
464 |
endif
|
|
|
465 |
enddo
|
|
|
466 |
close(10)
|
|
|
467 |
|
|
|
468 |
c Check whether selected trajectories are ok
|
|
|
469 |
do i=1,ntra_out
|
|
|
470 |
if ( (ind(i).lt.1).or.(ind(i).gt.ntra_inp) ) then
|
|
|
471 |
print*,'Invalid trajectory selected ',ind(i)
|
|
|
472 |
stop
|
|
|
473 |
endif
|
|
|
474 |
enddo
|
|
|
475 |
|
|
|
476 |
c Set dimensions of output trajectory
|
|
|
477 |
ntim_out = ntim_inp
|
|
|
478 |
ncol_out = ncol_inp
|
|
|
479 |
|
|
|
480 |
c Allocate memory for output trajectory
|
|
|
481 |
allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
|
|
|
482 |
if (stat.ne.0) print*,'*** error allocating array tra_out ***'
|
|
|
483 |
|
|
|
484 |
c Copy the selected times to the output trajectory
|
|
|
485 |
do i=1,ntra_out
|
|
|
486 |
do j=1,ntim_out
|
|
|
487 |
do k=1,ncol_out
|
|
|
488 |
tra_out(i,j,k) = tra_inp(ind(i),j,k)
|
|
|
489 |
enddo
|
|
|
490 |
enddo
|
|
|
491 |
enddo
|
|
|
492 |
|
|
|
493 |
c Copy meta information
|
|
|
494 |
do i=1,ncol_out
|
|
|
495 |
vars_out(i) = vars_inp(i)
|
|
|
496 |
enddo
|
|
|
497 |
|
|
|
498 |
150 continue
|
|
|
499 |
|
|
|
500 |
c ----------------------------------------------------------------------
|
|
|
501 |
c Option -pattern : Extract trajectories which match a regular expression
|
|
|
502 |
c ----------------------------------------------------------------------
|
|
|
503 |
|
|
|
504 |
if ( mode.ne.'-pattern' ) goto 160
|
|
|
505 |
|
|
|
506 |
c All times and columns are extracted
|
|
|
507 |
ncol_out = ncol_inp
|
|
|
508 |
ntim_out = ntim_inp
|
|
|
509 |
ntra_out = 0
|
|
|
510 |
|
|
|
511 |
c Split the search string
|
|
|
512 |
nstr = 0
|
|
|
513 |
ileft = 0
|
|
|
514 |
iright = 0
|
|
|
515 |
do i=1,len_trim(str)
|
|
|
516 |
if ( (str(i:i).eq.' ').and.(ileft.eq.0) ) then
|
|
|
517 |
ileft = ileft + 1
|
|
|
518 |
elseif ( (str(i:i).ne.' ').and.(ileft.eq.0) ) then
|
|
|
519 |
ileft = i
|
|
|
520 |
iright = 0
|
|
|
521 |
elseif ( (str(i:i).ne.' ').and.(ileft.ne.0) ) then
|
|
|
522 |
iright = i
|
|
|
523 |
elseif ( (str(i:i).eq.' ').and.(ileft.ne.0) ) then
|
|
|
524 |
nstr = nstr + 1
|
|
|
525 |
strsplit(nstr) = str(ileft:iright)
|
|
|
526 |
ileft = 0
|
|
|
527 |
iright = 0
|
|
|
528 |
endif
|
|
|
529 |
enddo
|
|
|
530 |
if ( (ileft.ne.0).and.(iright.ne.0) ) then
|
|
|
531 |
nstr = nstr + 1
|
|
|
532 |
strsplit(nstr) = str(ileft:iright)
|
|
|
533 |
ileft = 0
|
|
|
534 |
endif
|
|
|
535 |
|
|
|
536 |
c Loop over the trajectories - check for matching pattern
|
|
|
537 |
do n=1,ntra_inp
|
|
|
538 |
|
|
|
539 |
ind(n) = 0
|
|
|
540 |
do i=1,ntim_inp
|
|
|
541 |
|
|
|
542 |
write(linestr,'(1f7.2,f9.2,f8.2,i6,100f10.3)')
|
|
|
543 |
> (tra_inp(n,i,j),j=1,3), ! time, lon, lat
|
|
|
544 |
> nint(tra_inp(n,i,4)), ! p
|
|
|
545 |
> (tra_inp(n,i,j),j=5,ncol_inp) ! fields
|
|
|
546 |
|
|
|
547 |
flag = 1
|
|
|
548 |
do k=1,nstr
|
|
|
549 |
istr(k) = index(trim(linestr),trim(strsplit(k)))
|
|
|
550 |
if ( istr(k).eq.0 ) flag = 0
|
|
|
551 |
enddo
|
|
|
552 |
if ( flag.eq.1 ) ind(n) = 1
|
|
|
553 |
|
|
|
554 |
enddo
|
|
|
555 |
if ( ind(n).eq.1 ) ntra_out = ntra_out + 1
|
|
|
556 |
|
|
|
557 |
enddo
|
|
|
558 |
|
|
|
559 |
c Allocate memory for output trajectory
|
|
|
560 |
allocate(tra_out(ntra_out,ntim_out,ncol_out),stat=stat)
|
|
|
561 |
if (stat.ne.0) print*,'*** error allocating array tra_out ***'
|
|
|
562 |
|
|
|
563 |
c Copy the selected times to the output trajectory
|
|
|
564 |
ntra_out = 0
|
|
|
565 |
do i=1,ntra_inp
|
|
|
566 |
if (ind(i).eq.1) then
|
|
|
567 |
ntra_out = ntra_out + 1
|
|
|
568 |
do j=1,ntim_out
|
|
|
569 |
do k=1,ncol_out
|
|
|
570 |
tra_out(ntra_out,j,k) = tra_inp(i,j,k)
|
|
|
571 |
enddo
|
|
|
572 |
enddo
|
|
|
573 |
endif
|
|
|
574 |
enddo
|
|
|
575 |
|
|
|
576 |
c Copy meta information
|
|
|
577 |
do i=1,ncol_out
|
|
|
578 |
vars_out(i) = vars_inp(i)
|
|
|
579 |
enddo
|
|
|
580 |
|
|
|
581 |
160 continue
|
|
|
582 |
|
|
|
583 |
|
|
|
584 |
c ----------------------------------------------------------------------
|
|
|
585 |
c Write output trajectories
|
|
|
586 |
c ----------------------------------------------------------------------
|
|
|
587 |
|
|
|
588 |
c Write output as trajectory file
|
|
|
589 |
if (outmode.ge.1) then
|
|
|
590 |
|
|
|
591 |
call wopen_tra(fid,outfile,ntra_out,ntim_out,ncol_out,
|
|
|
592 |
> refdate,vars_out,outmode)
|
|
|
593 |
call write_tra(fid,tra_out,ntra_out,ntim_out,ncol_out,outmode)
|
|
|
594 |
call close_tra(fid,outmode)
|
|
|
595 |
|
|
|
596 |
c Write output as (lon, lat, p)-list
|
|
|
597 |
else
|
|
|
598 |
|
|
|
599 |
open(10,file=outfile)
|
|
|
600 |
do i=1,ntra_out
|
|
|
601 |
write(10,'(3f10.2)') tra_out(i,1,2), ! lon
|
|
|
602 |
> tra_out(i,1,3), ! lat
|
|
|
603 |
> tra_out(i,1,4) ! p
|
|
|
604 |
enddo
|
|
|
605 |
close(10)
|
|
|
606 |
|
|
|
607 |
endif
|
|
|
608 |
|
|
|
609 |
|
|
|
610 |
|
|
|
611 |
!c ----------------------------------------------------------------------
|
|
|
612 |
c Error handling
|
|
|
613 |
c ----------------------------------------------------------------------
|
|
|
614 |
|
|
|
615 |
stop
|
|
|
616 |
|
|
|
617 |
990 print*,'First columns must be <time,lon,lat,p>... Stop'
|
|
|
618 |
stop
|
|
|
619 |
|
|
|
620 |
|
|
|
621 |
end
|
|
|
622 |
|
|
|
623 |
|
|
|
624 |
|
|
|
625 |
|