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54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
/* findpilot.cc: ROM loader state handling the search for the pilot pulses
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Copyright (c) 2008 Fredrick Meunier
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$Id$
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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Author contact information:
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E-mail: fredm@spamcop.net
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*/
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#include "findpilot.h"
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#include "findsync1.h"
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findpilot* findpilot::unique_instance;
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findpilot*
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findpilot::instance()
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{
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if( unique_instance == 0 ) {
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unique_instance = new findpilot();
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}
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return unique_instance;
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}
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void
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findpilot::handle_pulse( romloader* loader, double tstates,
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unsigned int pulse_length )
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{
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if( pulse_length < loader->PILOT_MAX ) {
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loader->add_pilot_pulse( tstates, pulse_length );
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} else {
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loader->reset_pilot_count();
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}
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if( loader->get_pilot_count() >= loader->MIN_PILOT_COUNT ) {
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loader->change_state( findsync1::instance() );
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}
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}
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