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https://github.com/saitohirga/WSJT-X.git
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Remove scheduler debug writes to stdout, clean up hopping.f90, add next_hopping_band() function.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@5541 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Steven Franke
parent
29b24c4ca0
commit
4f6904943b
@ -19,8 +19,8 @@ extern "C"
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#else
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#include "FC.h"
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void FC_hopping (int const * year, int const * month, int const * nday, float const * uth, char const * my_grid
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, int const * nduration, int const * npctx, int * isun, int * iband
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, int * ntxnext, int my_grid_len);
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, int const * nduration, int * isun
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, int my_grid_len);
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#endif
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};
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@ -263,11 +263,12 @@ auto WSPRBandHopping::next_hop () -> Hop
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// look up band for this period
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FC_hopping (&year, &month, &day, &uth, my_grid.toLatin1 ().constData ()
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, &m_->gray_line_duration_, &m_->tx_percent_, &period_index, &band_index
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, &tx_next, my_grid.size ());
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, &m_->gray_line_duration_, &period_index
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, my_grid.size ());
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// consult scheduler to determine if next period should be a tx interval
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tx_next = next_tx_state(m_->tx_percent_);
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band_index = next_hopping_band();
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if (100 == m_->tx_percent_)
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{
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@ -176,6 +176,15 @@ int next_tx_state(int pctx)
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tx_table_pctx = pctx;
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}
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tx_print();
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// tx_print();
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return tx[tx_20min_slot][tx_2min_slot];
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}
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int next_hopping_band()
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{
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time_t now=time(0)+30;
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tm *ltm = localtime(&now);
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int minute = ltm->tm_min;
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int tx_2min_slot = (minute%20)/2;
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return tx_2min_slot;
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}
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@ -2,5 +2,6 @@
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#define WSPR_TX_SCHEDULER_H_
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int next_tx_state (int pctx);
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int next_hopping_band();
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#endif
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170
lib/hopping.f90
170
lib/hopping.f90
@ -1,176 +1,8 @@
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subroutine txbandtot(tx,ibtot)
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integer tx(10,6), ibtot(10)
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do j=1,10
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ibtot(j)=0
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do i=1,6
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ibtot(j)=ibtot(j)+tx(j,i)
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enddo
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enddo
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return
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end subroutine txbandtot
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subroutine txadd(tx,iband)
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!add one tx to the requested band
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integer tx(10,6)
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isuccess=0
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do k=1,10
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call random_number(rr)
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islot=rr*6
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islot=islot+1
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if( islot .gt. 6 ) then
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write(*,*) "should not happen"
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islot=6
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endif
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if( tx(iband,islot).eq.0 ) then
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tx(iband,islot)=1
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isuccess=1
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endif
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if( isuccess.eq.1 ) then
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exit
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endif
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enddo
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return
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end subroutine txadd
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subroutine txtrim(tx,ntxmax,ntot)
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!limit sequential runlength to ntxmax
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integer tx(10,6)
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nrun=0
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do i=1,6
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do j=1,10
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if( tx(j,i).eq.1 ) then
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nrun=nrun+1
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if(nrun.gt.ntxmax) then
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tx(j,i)=0
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nrun=0
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endif
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else
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nrun=0
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endif
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enddo
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enddo
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ntot=0
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do j=1,10
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do i=1,6
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if(tx(j,i).eq.1) then
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ntot=ntot+1
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endif
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enddo
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enddo
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return
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end subroutine txtrim
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subroutine hopping(nyear,month,nday,uth,mygrid,nduration,npctx,isun, &
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iband,ntxnext)
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! Determine Rx or Tx in coordinated hopping mode.
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subroutine hopping(nyear,month,nday,uth,mygrid,nduration,isun)
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character*6 mygrid
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integer tx(10,6) !T/R array for 2 hours: 10 bands, 6 time slots
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real r(6) !Random numbers
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integer ii(1),ibtot(10)
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data n2hr0/-999/
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save n2hr0,tx
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call grayline(nyear,month,nday,uth,mygrid,nduration,isun)
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ns0=uth*3600.0
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pctx=npctx
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nrx=0
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ntxnext=0
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nsec=(ns0+10)/120 !Round up to start of next 2-min slot
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nsec=nsec*120
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n2hr=nsec/7200 !2-hour slot number
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if(n2hr.ne.n2hr0) then
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! Compute a new Rx/Tx pattern for this 2-hour interval
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n2hr0=n2hr !Mark this one as done
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tx=0 !Clear the tx array
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do j=1,10 !Loop over all 10 bands
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call random_number(r)
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do i=1,6,2 !Select one each of 3 pairs of the
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if(r(i).gt.r(i+1)) then ! 6 slots for Tx
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tx(j,i)=1
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r(i+1)=0.
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else
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tx(j,i+1)=1
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r(i)=0.
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endif
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enddo
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if(pctx.lt.50.0) then !If pctx < 50, we may kill one Tx slot
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ii=maxloc(r)
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i=ii(1)
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call random_number(rr)
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rrtest=(50.0-pctx)/16.667
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if(rr.lt.rrtest) then
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tx(j,i)=0
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r(i)=0.
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endif
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endif
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if(pctx.lt.33.333) then !If pctx < 33, may kill another
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ii=maxloc(r)
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i=ii(1)
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call random_number(rr)
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rrtest=(33.333-pctx)/16.667
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if(rr.lt.rrtest) then
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tx(j,i)=0
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r(i)=0.
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endif
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endif
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enddo
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! We now have 1 to 3 Tx periods per band in the 2-hour interval.
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! Now, iteratively massage the array to try to satisfy the constraints
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ntxlimit=2
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if( pctx .lt. 33.333 ) then
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minperband=1
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elseif( (pctx .ge. 33.333) .and. (pctx .lt. 50.0) ) then
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minperband=2
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else
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minperband=3
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endif
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n_needed=60*pctx/100+0.5
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! Allow up to 20 iterations
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do k=1,20
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call txtrim(tx,ntxlimit,ntot)
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call txbandtot(tx,ibtot)
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! write(*,3001) ibtot
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do j=1,10
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if( ibtot(j).le.minperband) then
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do m=1,minperband-ibtot(j)
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call txadd(tx,j)
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enddo
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endif
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enddo
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call txtrim(tx,ntxlimit,ntot)
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if( abs(ntot-n_needed) .le. 1 ) then
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! write(*,*) "Success! Iteration converged"
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exit
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endif
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! write(*,*) "Iteration: ",k,ntot,n_needed
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! iteration loop
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enddo
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actual_pct=ntot/60.0
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! write(*,*) "Actual percentage: ",actual_pct
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endif
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iband=mod(nsec/120,10) + 1
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iseq=mod(nsec/1200,6) + 1
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if(iseq.lt.1) iseq=1
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if(tx(iband,iseq).eq.1) then
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ntxnext=1
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else
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nrx=1
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endif
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iband=iband-1
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! write(*,3000) iband+1,iseq,nrx,ntxnext
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!3000 format('Fortran iband, iseq,nrx,ntxnext:',4i5)
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! write(*,3001) int(tx)
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!3001 format(10i2)
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return
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end subroutine hopping
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