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use utf8; |
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package Net::EGTS::SubRecord::Teledata::PosData; |
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use Mouse; |
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extends qw(Net::EGTS::SubRecord); |
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use Carp; |
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use Net::EGTS::Util qw(usize time2new str2time lat2mod lon2mod dumper_bitstring); |
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use Net::EGTS::Codes; |
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=head1 NAME |
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Net::EGTS::SubRecord::Teledata::PosData - subrecord containing telemetry data. |
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=head1 SEE ALSO |
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L |
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=cut |
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# Navigation Time |
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has NTM => is => 'rw', isa => 'UINT', default => sub{ time2new }; |
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# Latitude |
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has LAT => is => 'rw', isa => 'UINT'; |
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# Longitude |
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has LONG => is => 'rw', isa => 'UINT'; |
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# Flags: |
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# altitude exists |
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has ALTE => is => 'rw', isa => 'BIT1', default => 0; |
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# east/west |
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has LOHS => is => 'rw', isa => 'BIT1'; |
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# south/nord |
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has LAHS => is => 'rw', isa => 'BIT1'; |
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# move |
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has MV => |
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is => 'rw', |
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isa => 'BIT1', |
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lazy => 1, |
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builder => sub { $_[0]->SPD_LO || $_[0]->SPD_HI ? 0x1 : 0x0 }, |
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; |
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# from storage |
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has BB => is => 'rw', isa => 'BIT1', default => 0; |
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# coordinate system |
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has CS => is => 'rw', isa => 'BIT1', default => 0; |
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# 2d/3d |
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has FIX => is => 'rw', isa => 'BIT1', default => 1; |
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# valid |
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has VLD => is => 'rw', isa => 'BIT1', default => 1; |
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# Speed (lower bits) |
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has SPD_LO => is => 'rw', isa => 'BYTE', default => 0; |
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# Direction the Highest bit |
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has DIRH => is => 'rw', isa => 'BIT1', default => 0; |
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# Altitude Sign |
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has ALTS => is => 'rw', isa => 'BIT1', default => 0; |
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# Speed (highest bits) |
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has SPD_HI => is => 'rw', isa => 'BIT6', default => 0; |
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# Direction |
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has DIR => is => 'rw', isa => 'BYTE', default => 0; |
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# Odometer |
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has ODM => is => 'rw', isa => 'BINARY3', default => 0x000; |
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# Digital Inputs |
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has DIN => is => 'rw', isa => 'BIT8', default => 0b00000000; |
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# Source |
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has SRC => is => 'rw', isa => 'BYTE', default => EGTS_SRCD_TIMER; |
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# Optional: |
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# Altitude |
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has ALT => is => 'rw', isa => 'Maybe[BINARY3]'; |
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# Source Data |
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has SRCD => is => 'rw', isa => 'Maybe[SHORT]'; |
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after 'decode' => sub { |
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my ($self) = @_; |
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die 'SubRecord not EGTS_SR_POS_DATA type' |
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unless $self->SRT == EGTS_SR_POS_DATA; |
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my $bin = $self->SRD; |
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$self->NTM( $self->nip(\$bin => 'L') ); |
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$self->LAT( $self->nip(\$bin => 'L') ); |
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$self->LONG($self->nip(\$bin => 'L') ); |
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my $flags = $self->nip(\$bin => 'C'); |
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$self->ALTE( ($flags & 0b10000000) >> 7 ); |
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$self->LOHS( ($flags & 0b01000000) >> 6 ); |
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$self->LAHS( ($flags & 0b00100000) >> 5 ); |
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$self->MV( ($flags & 0b00010000) >> 4 ); |
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$self->BB( ($flags & 0b00001000) >> 3 ); |
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$self->CS( ($flags & 0b00000100) >> 2 ); |
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$self->FIX( ($flags & 0b00000010) >> 1 ); |
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$self->VLD( ($flags & 0b00000001) ); |
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$self->SPD_LO( $self->nip(\$bin => 'C') ); |
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my $stupid = $self->nip(\$bin => 'C'); |
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$self->DIRH( ($stupid & 0b10000000) >> 7 ); |
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$self->ALTS( ($stupid & 0b01000000) >> 6 ); |
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$self->SPD_HI($stupid & 0b00111111 ); |
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$self->DIR( $self->nip(\$bin => 'C') ); |
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$self->ODM( $self->nip(\$bin => 'a3') ); |
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$self->DIN( $self->nip(\$bin => 'C') ); |
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$self->SRC( $self->nip(\$bin => 'C') ); |
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$self->ALT( $self->nip(\$bin => 'a3') ) if $self->ALTE; |
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$self->SRCD($self->nip(\$bin => 'S' => length($bin)) ); |
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}; |
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113
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before 'encode' => sub { |
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my ($self) = @_; |
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use bytes; |
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die 'SubRecord not EGTS_SR_POS_DATA type' |
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unless $self->SRT == EGTS_SR_POS_DATA; |
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# Pack stupid bits economy |
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my $stupid = $self->SPD_HI; |
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$stupid = ($stupid | 0b10000000) if $self->DIRH; |
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$stupid = ($stupid | 0b01000000) if $self->ALTS; |
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my $bin = ''; |
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$bin .= pack 'L' => $self->NTM; |
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$bin .= pack 'L' => $self->LAT; |
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$bin .= pack 'L' => $self->LONG; |
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$bin .= pack 'B8' => sprintf( |
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'%b%b%b%b%b%b%b%b', |
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$self->ALTE, $self->LOHS, $self->LAHS, $self->MV, |
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$self->BB, $self->CS, $self->FIX, $self->VLD |
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); |
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$bin .= pack 'C' => $self->SPD_LO; |
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$bin .= pack 'C' => $stupid; |
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$bin .= pack 'C' => $self->DIR; |
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$bin .= pack 'a3' => substr(pack("L", $self->ODM), 0, 3); |
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$bin .= pack 'B8' => $self->DIN; |
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$bin .= pack 'C' => $self->SRC; |
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$bin .= pack 'a3' => substr(pack("L", $self->ALT), 0, 3) |
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if $self->ALTE; |
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$bin .= pack 'S' => $self->SRCD |
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if defined $self->SRCD; |
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$self->SRD( $bin ); |
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}; |
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148
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around BUILDARGS => sub { |
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my $orig = shift; |
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my $class = shift; |
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152
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# simple scalar decoding support |
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my $bin = @_ % 2 ? shift : undef; |
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my %opts = @_; |
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156
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# Simple helpers for real data: |
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if( defined( my $time = delete $opts{time} ) ) { |
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$opts{NTM} = time2new str2time $time; |
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} |
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161
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if( defined( my $lat = delete $opts{latitude} ) ) { |
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$opts{LAT} = lat2mod $lat; |
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$opts{LAHS} = $lat > 0 ? 0x0 : 0x1 |
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} |
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166
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if( defined( my $lon = delete $opts{longitude} ) ) { |
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$opts{LONG} = lon2mod $lon; |
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$opts{LOHS} = $lon > 0 ? 0x0 : 0x1 |
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} |
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if( defined( my $direction = delete $opts{direction} ) ) { |
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if( $direction > 255 ) { |
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$opts{DIRH} = 1; |
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$opts{DIR} = $direction - 256; |
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} else { |
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$opts{DIRH} = 0; |
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$opts{DIR} = $direction; |
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} |
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} |
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if( defined( my $dist = delete $opts{dist} ) ) { |
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$opts{ODM} = int(($dist // 0) * 10); |
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} |
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185
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if( defined( my $avg_speed = delete $opts{avg_speed} ) ) { |
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# Speed rounded to 0.1 |
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my $SPD = int(($avg_speed // 0) * 10); |
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$opts{SPD_LO} = ($SPD & 0x000000ff); |
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$opts{SPD_HI} = ($SPD & 0x0000ff00) >> 8; |
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} |
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if( defined( my $order = delete $opts{order} ) ) { |
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$opts{DIN} = $order ? 0b10000000 : 0b00000000; |
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} |
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197
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return $class->$orig( bin => $bin, %opts, SRT => EGTS_SR_POS_DATA ) if $bin; |
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return $class->$orig( %opts, SRT => EGTS_SR_POS_DATA ); |
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}; |
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201
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augment as_debug => sub { |
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my ($self) = @_; |
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3
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3
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1513
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use bytes; |
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3
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4
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3
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24
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204
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205
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my @bytes = ((unpack('B*', $self->SRD)) =~ m{.{8}}g); |
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207
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my @str; |
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push @str => sprintf('NTM: %s %s %s %s', splice @bytes, 0 => usize('L')); |
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push @str => sprintf('LAT: %s %s %s %s', splice @bytes, 0 => usize('L')); |
210
|
|
|
|
|
|
|
push @str => sprintf('LONG: %s %s %s %s', splice @bytes, 0 => usize('L')); |
211
|
|
|
|
|
|
|
|
212
|
|
|
|
|
|
|
push @str => sprintf('FLAGS: %s', splice @bytes, 0 => usize('C')); |
213
|
|
|
|
|
|
|
|
214
|
|
|
|
|
|
|
push @str => sprintf('SPD_LO: %s', splice @bytes, 0 => usize('C')); |
215
|
|
|
|
|
|
|
push @str => sprintf('SPD_HI: %s', splice @bytes, 0 => usize('C')); |
216
|
|
|
|
|
|
|
push @str => sprintf('DIR: %s', splice @bytes, 0 => usize('C')); |
217
|
|
|
|
|
|
|
push @str => sprintf('ODM: %s %s %s', splice @bytes, 0 => 3); |
218
|
|
|
|
|
|
|
push @str => sprintf('DIN: %s', splice @bytes, 0 => usize('C')); |
219
|
|
|
|
|
|
|
push @str => sprintf('SRC: %s', splice @bytes, 0 => usize('C')); |
220
|
|
|
|
|
|
|
|
221
|
|
|
|
|
|
|
push @str => sprintf('ALT: %s %s %s', splice @bytes, 0 => 3) |
222
|
|
|
|
|
|
|
if $self->ALTE; |
223
|
|
|
|
|
|
|
push @str => sprintf('SRCD: %s %s', splice @bytes, 0 => usize('S')) |
224
|
|
|
|
|
|
|
if @bytes; |
225
|
|
|
|
|
|
|
|
226
|
|
|
|
|
|
|
return @str; |
227
|
|
|
|
|
|
|
}; |
228
|
|
|
|
|
|
|
|
229
|
|
|
|
|
|
|
__PACKAGE__->meta->make_immutable(); |