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https://github.com/saitohirga/WSJT-X.git
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95 lines
2.6 KiB
Fortran
95 lines
2.6 KiB
Fortran
subroutine jt9a()
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use, intrinsic :: iso_c_binding, only: c_f_pointer, c_null_char, c_bool
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use prog_args
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use timer_module, only: timer
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use timer_impl, only: init_timer !, limtrace
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use shmem
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include 'jt9com.f90'
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integer*2 id2a(180000)
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! Multiple instances:
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type(dec_data), pointer, volatile :: shared_data !also makes target volatile
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type(params_block) :: local_params
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logical(c_bool) :: ok
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call init_timer (trim(data_dir)//'/timer.out')
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! open(23,file=trim(data_dir)//'/CALL3.TXT',status='unknown')
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! limtrace=-1 !Disable all calls to timer()
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! Multiple instances: set the shared memory key before attaching
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call shmem_setkey(trim(shm_key)//c_null_char)
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ok=shmem_attach()
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if(.not.ok) call abort
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msdelay=30
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call c_f_pointer(shmem_address(),shared_data)
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! Terminate if ipc(2) is 999
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10 ok=shmem_lock()
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if(.not.ok) call abort
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if(shared_data%ipc(2).eq.999.0) then
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ok=shmem_unlock()
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ok=shmem_detach()
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go to 999
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endif
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! Wait here until GUI has set ipc(2) to 1
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if(shared_data%ipc(2).ne.1) then
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ok=shmem_unlock()
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if(.not.ok) call abort
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call sleep_msec(msdelay)
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go to 10
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endif
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shared_data%ipc(2)=0
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nbytes=shmem_size()
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if(nbytes.le.0) then
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ok=shmem_unlock()
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ok=shmem_detach()
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print*,'jt9a: Shared memory does not exist.'
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print*,"Must start 'jt9 -s <thekey>' from within WSJT-X."
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go to 999
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endif
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local_params=shared_data%params !save a copy because wsjtx carries on accessing
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ok=shmem_unlock()
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if(.not.ok) call abort
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call flush(6)
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call timer('decoder ',0)
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if(local_params%nmode.eq.8 .and. local_params%ndiskdat) then
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! Early decoding pass, FT8 only, when wsjtx reads from disk
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nearly=41
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local_params%nzhsym=nearly
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id2a(1:nearly*3456)=shared_data%id2(1:nearly*3456)
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id2a(nearly*3456+1:)=0
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call multimode_decoder(shared_data%ss,id2a,local_params,12000)
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nearly=47
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local_params%nzhsym=nearly
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id2a(1:nearly*3456)=shared_data%id2(1:nearly*3456)
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id2a(nearly*3456+1:)=0
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call multimode_decoder(shared_data%ss,id2a,local_params,12000)
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local_params%nzhsym=50
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endif
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! Normal decoding pass
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call multimode_decoder(shared_data%ss,shared_data%id2,local_params,12000)
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call timer('decoder ',1)
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! Wait here until GUI routine decodeDone() has set ipc(3) to 1
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100 ok=shmem_lock()
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if(.not.ok) call abort
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if(shared_data%ipc(3).ne.1) then
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ok=shmem_unlock()
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if(.not.ok) call abort
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call sleep_msec(msdelay)
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go to 100
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endif
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shared_data%ipc(3)=0
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ok=shmem_unlock()
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if(.not.ok) call abort
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go to 10
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999 call timer('decoder ',101)
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return
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end subroutine jt9a
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