--- /dev/null
+package Games::Wormy::TICalcLevels;
+
+use 5.010;
+use strict;
+use warnings;
+
+use List::Util qw(sum min max);
+use Data::Dumper;
+use Parse::Binary::Nested qw(unpackf);
+
+our $VERSION = '1.00';
+
+sub read {
+ my ($self, $input, $override) = @_;
+ my ($psize, $ptype, $size, $type, $vsize, $dsize, $id, $version) = unpack q{
+ x11 x42 # file signature and comment
+ S a2 S a2 # file size, type; data size, type
+ x8 # var name
+ S S # var size; content size
+ CC # wormy header
+ }, $input;
+ $ptype eq "\014\000"
+ or die "Not a calculator string, thus cannot be a Wormy level file\n";
+ $size == $psize - 16
+ or warn "File size ($size) does not correspond with data size ($psize)\n";
+ $type eq "\014\010"
+ or die "Not a calculator string, thus cannot be a Wormy level file\n";
+ $size == $vsize and $vsize == $dsize+2
+ or warn "Mismatch in string data size declarations\n";
+# substr($input, -2) eq $CHECKSUM
+
+ $input = substr $input, 73, -2;
+ $id eq ord 'w'
+ or die "Wormy level identifier not found\n";
+
+ if ($override) {
+ warn "Override version $version to $override\n";
+ $version = $override;
+ }
+ elsif ($version == 95) {
+ # level offset instead of description byte
+ $version-- if (unpack('x2Z*x2xC', $input))[1] == 0xF4;
+ warn "Ambiguous file version 95; guessing subversion $version\n";
+ }
+
+ my @FORMAT = (
+ magic => 'a1',
+ version => 'C',
+ name => 'Z*',
+ description => 'Z*',
+ levelcount => [1,
+ total => 'S',
+ ],
+ moderef => [1,
+ map { (
+ offset => [1, map {$_ => 'S'} @$_], # byte location of start
+ end => [1, map {$_ => 'C'} @$_],
+ ) }
+ [qw/single peaworm tron deathmatch foodmatch multifood timematch race ctf/]
+ ],
+ theanswer => 'x', # 42
+ sprite => ['C',
+ line => 'B8',
+ ],
+ leveldata => 'a*',
+ #levels
+ #finish code
+ #levels-multi
+ #hinames
+ );
+ my @LEVELFORM = (
+ peas => 'C',
+ delay => 'C',
+ growth => 'C',
+ bsize => 'C',
+ sprite => ['C',
+ line => 'B8',
+ ],
+ balls => ['C',
+ y => 'C',
+ x => 'C',
+ dir => 'C',
+ ],
+ worms => [1,
+ d => 'C',
+ y => 'C',
+ x => 'C',
+ ],
+ width => 'C',
+ height => 'C',
+ flags => [0,
+ y => 'C',
+ x => 'C',
+ ],
+ objects => ['?0',
+ type => 'C',
+ x1 => 'C',
+ y1 => 'C',
+ x2 => 'C',
+ y2 => 'C',
+ ],
+ );
+ my $offsetbase = 0xF080;
+
+ my @VARMODES = (
+ [qw'single single'],
+ [qw'multi peaworm tron deathmatch foodmatch multifood timematch'],
+ [qw'race race'],
+ [qw'ctf ctf'],
+ );
+
+ given ($version) {
+ when (97) {
+ # current @FORMAT
+ }
+ $offsetbase = 0xF400;
+ when (96) {}
+ ref $_ and splice(@$_, -8, 2) for @{ $FORMAT[11] }; # no multifood
+ splice @FORMAT, 12, 2; # no reserved byte
+ when (95) {}
+ splice @FORMAT, 6, 2; # no description
+ when (94) {}
+ when (90) {
+ $FORMAT[5] = 'C/a'; # length-preceding name
+ splice @FORMAT, 10, 2; # no default sprite
+ ref $_ and do {
+ $_->[5] = $_->[7]; # no tron; deathmatch instead
+ $_->[7] = $_->[9]; # foodmatch instead
+ $_->[9] = 'linkmatch'; # replaces timematch
+ $_->[11] = $_->[13]; # race
+ $_->[13] = $_->[15]; # ctf
+ $_->[15] = 'domination';
+ } for @{ $FORMAT[9] }; # no multifood
+ splice @LEVELFORM, -2;
+ push @LEVELFORM, "objects$_" => ['C',
+ type => "=$_",
+ map {$_ => 'C'} qw(x1 y1 x2 y2)
+ ] for 2, 3;
+ # peaworm/tron mode do not take multiplayer levels
+ splice @VARMODES, 1, 0, ['peaworm', splice @{ $VARMODES[1] }, 1, 2];
+ }
+ default {
+ die "Unsupported level version $version\n";
+ }
+ }
+
+ my $data = unpackf(\@FORMAT, $input);
+ my $offset = 0;
+ $offsetbase += 1 + @{ $data->{sprite} } if $data->{sprite};
+ $data->{moderef}->{offset}->{single} == $offsetbase
+ or warn "First singleplayer level is not in front\n";
+
+ my $slots = sum(grep {defined}
+ $data->{moderef}->{end}->{single} > 0, # singleplayer slot if any levels
+ $data->{moderef}->{end}->{peaworm}, # one for each peaworm arena
+ $data->{moderef}->{end}->{tron}, # idem for tron
+ );
+ $data->{hinames} = [ unpack '(x2a3)*', substr($data->{leveldata}, -5 * $slots) ];
+ $data->{format} = '86s';
+
+ $data->{levels} = [];
+ for my $modes (@VARMODES) {
+ my $variant = shift @$modes;
+ my @modeoffsets = grep {defined} #TODO: comment
+ map { $data->{moderef}->{offset}->{$_} } @$modes;
+ @modeoffsets or next;
+ $data->{levelcount}->{$variant} = 0;
+ $offset = min(grep {$_} @modeoffsets) or next;
+ $offset -= $offsetbase;
+ my $amount = $variant eq 'single' ? 100
+ : max(grep {defined} map { $data->{moderef}->{end}->{$_} } @$modes);
+
+ my @varform = @LEVELFORM;
+ $varform[13]->[0] = $variant ~~ ['single', 'peaworm'] ? 1 : 4; # worms
+ unshift @varform, name => 'Z*' unless $variant eq 'single' or $version <= 91;
+ $varform[-3]->[0] = 1 if $variant eq 'race' and $version > 91;
+ $varform[-3]->[0] = 2 if $variant eq 'ctf';
+ push @varform, size => '=.';
+ my $parselevel = Parse::Binary::Nested->new(\@varform);
+
+ while ($offset < length $data->{leveldata}) {
+ last if substr($data->{leveldata}, $offset, 1) eq chr(255);
+
+ # find references to this level offset, and set start number to matching modes
+ while (my ($mode, $location) = each %{ $data->{moderef}->{offset} }) {
+ $location == $offset + $offsetbase or next;
+ $data->{moderef}->{start}->{$mode} = 1 + scalar @{ $data->{levels} };
+ }
+
+ my $level = $parselevel->unpackf(substr $data->{leveldata}, $offset);
+ $level->{offset} = $offset + $offsetbase;
+
+ # add objects until terminator
+ $level->{objects} = [];
+ if ($version <= 91) {
+ ref $_ eq 'ARRAY' and push @{ $level->{objects} }, @$_
+ for map { delete $level->{"objects$_"} } 2, 3;
+ }
+
+ # add parsed level and advance
+ push @{ $data->{levels} }, $level;
+ $offset += $level->{size};
+ last if ++$data->{levelcount}->{$variant} >= $amount;
+ }
+
+ if ($variant eq 'single') {
+ $offset++;
+ $data->{finish}->{code} =
+ my $code = substr $data->{leveldata}, $offset, -5*$slots;
+
+ my %FINISHCODE = (
+ 0 => chr 0xC9, # ret
+ 1 => join('',
+ chr 0x21, # ld hl, MESSAGE
+ pack('v', $offsetbase + $offset + 9),
+ (map {chr}
+ 0xCD, 0x37, 0x4A, # call _puts
+ 0xC3, 0xAA, 0x55, # jp _getkey
+ ),
+ ),
+ 2 => join('',
+ (map {chr}
+ 0x21, 0, 0x1C, # ld hl, $POS
+ 0x22, 0x7C, 0xC3, # ld (_penCol), hl
+ 0x21, # ld hl, MESSAGE
+ ),
+ pack('v', $offsetbase + $offset + 15),
+ (map {chr}
+ 0xCD, 0xA5, 0x4A, # call _vputs
+ 0xC3, 0xAA, 0x55, # jp _getkey
+ ),
+ ),
+ );
+ while (my ($finish, $match) = each %FINISHCODE) {
+ $match eq substr $code, 0, length $match or next;
+ $data->{finish}->{type} = $finish and
+ $data->{finish}->{message} = unpack 'Z*', substr($code, length $match);
+ last;
+ }
+ }
+ }
+
+ return $data;
+}
+
+1;
+
+__END__
+
+=head1 NAME
+
+Games::Wormy::TICalcLevels - Read Wormy levelset from a compiled TI-86 file
+
+=head1 SYNOPSIS
+
+ my $levelset = Games::Wormy::TICalcLevels->read($filecontents);
+ print $levelset->{name};
+
+=head1 AUTHOR
+
+Mischa POSLAWSKY <perl@shiar.org>
+
+=head1 LICENSE
+
+LGPL version 3.
+
--- /dev/null
+package Games::Wormy::WormEdit;
+
+use 5.010;
+use strict;
+use warnings;
+
+use Parse::Binary::Nested qw(unpackf);
+
+our $VERSION = '1.00';
+
+our %MAGICID = (
+ "WormEdit053\000LVL" => 53,
+ "WormEdit\34195\000LVL" => 95,
+ "WormEdit\34194\000LVL" => 94,
+ "WormEdit\34193\000LVL" => 93,
+);
+
+sub read {
+ my ($self, $input, $override) = @_;
+ my ($id, $version) = (substr($input, 0, 15), ord substr($input, 15, 1));
+ my $fileversion = $MAGICID{$id}
+ or die "File does not match any known WormEdit level header\n";
+
+ if ($override) {
+ warn "Override version $version to $override\n";
+ $version = $override;
+ }
+ elsif ($version != $fileversion) {
+ warn "Unexpected version $version (expecting $fileversion)\n";
+ }
+ elsif ($version == 95) {
+ # auto-detect exact variant
+ if (ord substr($input, 70, 1) ~~ [1 .. 8]) {
+ # valid sprite length instead of description byte
+ # (which is usually a letter or nul)
+ $version = 94;
+ }
+ elsif (ord substr($input, 147, 1) == 0) {
+ # nul of finish type is 2 bytes later (unlike first char of message)
+ $version = 96;
+ }
+ warn "Ambiguous file version 95; guessing subversion $version\n";
+ };
+
+ $fileversion += 100 if $fileversion < 90; # 93..95 came before 50..53
+
+ my @FORMAT = (
+ magic => 'a15',
+ version => 'C',
+ name => 'C/a32',
+ description => 'C/a64x256',
+ levelcount => [1,
+ single => 'C',
+ multi => 'C',
+ race => 'C',
+ ctf => 'C',
+ total => 'C',
+ ],
+ moderef => [1,
+ map { (start => $_, end => $_) } [1,
+ single => 'C',
+ peaworm => 'C',
+ tron => 'C',
+ deathmatch => 'C',
+ foodmatch => 'C',
+ multifood => 'C',
+ timematch => 'C',
+ race => 'C',
+ ctf => 'C',
+ reserved => 'x',
+ ],
+ ],
+ sprite => ['8C',
+ line => 'B8',
+ ],
+ finish => [1,
+ type => 's',
+ message => 'C/a255',
+ code => 'C/a255',
+ reserved=> 'x256',
+ ],
+ hiname => 'a3',
+ levels => ['*', # levelcount->total actually
+ id => 'C/a22',
+ name => 'C/a22',
+ size => 'C',
+ peas => 'C',
+ delay => 'C',
+ growth => 'C',
+ bsize => 'C',
+ sprite => ['8C',
+ line => 'B8',
+ ],
+ balls => ['32C',
+ y => 'C',
+ x => 'C',
+ dir => 'C',
+ ],
+ worms => [4,
+ d => 'C',
+ y => 'C',
+ x => 'C',
+ ],
+ width => 'C',
+ height => 'C',
+ flags => [2,
+ y => 'C',
+ x => 'C',
+ ],
+ objects => ['128C',
+ type => 'C',
+ x1 => 'C',
+ y1 => 'C',
+ x2 => 'C',
+ y2 => 'C',
+ ],
+ ],
+ );
+
+ given ($fileversion) {
+ when (153) { } # current @FORMAT
+ $FORMAT[7] = 'C/a64'; # no reserved space after description
+ splice @{ $FORMAT[15] }, -2; # finish reserve
+ $FORMAT[-1]->[-1]->[0] = '32C'; # less objects
+ ref $_ and pop @$_ for @{ $FORMAT[11] }; # 9 moderefs
+ when ($version == 96) { }
+ ref $_ and pop @$_ for @{ $FORMAT[11] }; # only 8 moderefs (no ctf)
+ splice @FORMAT, 6, 2 if $version <= 94; # earlier version without description
+ when (95) { }
+ splice @{ $FORMAT[7] }, 4, 2; # no race
+ splice @{ $FORMAT[13] }, 4, 2; # no enddata
+ splice @{ $FORMAT[-1] }, 1, 2; # no name
+ when (94) { }
+ splice @FORMAT, 14, 2; # no hiname
+ $FORMAT[-1]->[0] = 64; # constant amount of levels
+ when (93) { }
+ default {
+ die "Cannot parse data for Wormedit $fileversion/$version\n";
+ }
+ }
+
+ # convert to an easily accessible hash
+ push @FORMAT, -trail => 'a*';
+ my $data = unpackf(\@FORMAT, $input);
+ warn "Trailing data left unparsed\n" if length delete $data->{-trail};
+ $data->{format} = 'WormEdit';
+ return $data;
+}
+
+1;
+
+__END__
+
+=head1 NAME
+
+Games::Wormy::WormEdit - Read Wormy levelset from a wormedit file
+
+=head1 SYNOPSIS
+
+ my $levelset = Games::Wormy::WormEdit->read($filecontents);
+ print $levelset->{name};
+
+=head1 AUTHOR
+
+Mischa POSLAWSKY <perl@shiar.org>
+
+=head1 LICENSE
+
+LGPL version 3.
+
use strict;
use warnings;
use 5.010;
+use lib 'lib'; # make runnable for simple cases
use Data::Dumper;
use Getopt::Long 2.33 qw(HelpMessage :config bundling);
+use Games::Wormy::TICalcLevels;
+use Games::Wormy::WormEdit;
-our $VERSION = '1.04';
+our $VERSION = '1.05';
GetOptions(\my %opt,
'raw|r', # full output
'version=i', # force version
) or HelpMessage(-exitval => 2);
-
-package Shiar_Parse::WormEdit;
-
-use strict;
-use warnings;
-
-use Parse::Binary::Nested qw(unpackf);
-
-our %MAGICID = (
- "WormEdit053\000LVL" => 53,
- "WormEdit\34195\000LVL" => 95,
- "WormEdit\34194\000LVL" => 94,
- "WormEdit\34193\000LVL" => 93,
-);
-
-my @FORMAT = (
- magic => 'a15',
- version => 'C',
- name => 'C/a32',
- description => 'C/a64x256',
- levelcount => [1,
- single => 'C',
- multi => 'C',
- race => 'C',
- ctf => 'C',
- total => 'C',
- ],
- moderef => [1,
- map { (start => $_, end => $_) } [1,
- single => 'C',
- peaworm => 'C',
- tron => 'C',
- deathmatch => 'C',
- foodmatch => 'C',
- multifood => 'C',
- timematch => 'C',
- race => 'C',
- ctf => 'C',
- reserved => 'x',
- ],
- ],
- sprite => ['8C',
- line => 'B8',
- ],
- finish => [1,
- type => 's',
- message => 'C/a255',
- code => 'C/a255',
- reserved=> 'x256',
- ],
- hiname => 'a3',
- levels => ['*', # levelcount->total actually
- id => 'C/a22',
- name => 'C/a22',
- size => 'C',
- peas => 'C',
- delay => 'C',
- growth => 'C',
- bsize => 'C',
- sprite => ['8C',
- line => 'B8',
- ],
- balls => ['32C',
- y => 'C',
- x => 'C',
- dir => 'C',
- ],
- worms => [4,
- d => 'C',
- y => 'C',
- x => 'C',
- ],
- width => 'C',
- height => 'C',
- flags => [2,
- y => 'C',
- x => 'C',
- ],
- objects => ['128C',
- type => 'C',
- x1 => 'C',
- y1 => 'C',
- x2 => 'C',
- y2 => 'C',
- ],
- ],
-);
-
-sub read {
- my ($self, $input) = @_;
- my ($id, $version) = (substr($input, 0, 15), ord substr($input, 15, 1));
- my $fileversion = $MAGICID{$id}
- or die "File does not match any known WormEdit level header\n";
-
- if ($opt{version}) {
- warn "Override version $version to $opt{version}\n";
- $version = $opt{version};
- }
- elsif ($version != $fileversion) {
- warn "Unexpected version $version (expecting $fileversion)\n";
- }
- elsif ($version == 95) {
- # auto-detect exact variant
- if (ord substr($input, 70, 1) ~~ [1 .. 8]) {
- # valid sprite length instead of description byte
- # (which is usually a letter or nul)
- $version = 94;
- }
- elsif (ord substr($input, 147, 1) == 0) {
- # nul of finish type is 2 bytes later (unlike first char of message)
- $version = 96;
- }
- warn "Ambiguous file version 95; guessing subversion $version\n";
- };
-
- $fileversion += 100 if $fileversion < 90; # 93..95 came before 50..53
- given ($fileversion) {
- when (153) { } # current @FORMAT
- $FORMAT[7] = 'C/a64'; # no reserved space after description
- splice @{ $FORMAT[15] }, -2; # finish reserve
- $FORMAT[-1]->[-1]->[0] = '32C'; # less objects
- ref $_ and pop @$_ for @{ $FORMAT[11] }; # 9 moderefs
- when ($version == 96) { }
- ref $_ and pop @$_ for @{ $FORMAT[11] }; # only 8 moderefs (no ctf)
- splice @FORMAT, 6, 2 if $version <= 94; # earlier version without description
- when (95) { }
- splice @{ $FORMAT[7] }, 4, 2; # no race
- splice @{ $FORMAT[13] }, 4, 2; # no enddata
- splice @{ $FORMAT[-1] }, 1, 2; # no name
- when (94) { }
- splice @FORMAT, 14, 2; # no hiname
- $FORMAT[-1]->[0] = 64; # constant amount of levels
- when (93) { }
- default {
- die "Cannot parse data for Wormedit $fileversion/$version\n";
- }
- }
-
- # convert to an easily accessible hash
- push @FORMAT, -trail => 'a*';
- my $data = unpackf(\@FORMAT, $input);
- warn "Trailing data left unparsed\n" if length delete $data->{-trail};
- $data->{format} = 'WormEdit';
- return $data;
-}
-
-
-package Shiar_Parse::WormyLevel;
-
-use strict;
-use warnings;
-
-use List::Util qw(sum min max);
-use Data::Dumper;
-use Parse::Binary::Nested qw(unpackf);
-
-sub read {
- my ($self, $input) = @_;
- my ($psize, $ptype, $size, $type, $vsize, $dsize, $id, $version) = unpack q{
- x11 x42 # file signature and comment
- S a2 S a2 # file size, type; data size, type
- x8 # var name
- S S # var size; content size
- CC # wormy header
- }, $input;
- $ptype eq "\014\000"
- or die "Not a calculator string, thus cannot be a Wormy level file\n";
- $size == $psize - 16
- or warn "File size ($size) does not correspond with data size ($psize)\n";
- $type eq "\014\010"
- or die "Not a calculator string, thus cannot be a Wormy level file\n";
- $size == $vsize and $vsize == $dsize+2
- or warn "Mismatch in string data size declarations\n";
-# substr($input, -2) eq $CHECKSUM
-
- $input = substr $input, 73, -2;
- $id eq ord 'w'
- or die "Wormy level identifier not found\n";
-
- if ($opt{version}) {
- warn "Override version $version to $opt{version}\n";
- $version = $opt{version};
- }
- elsif ($version == 95) {
- # level offset instead of description byte
- $version-- if (unpack('x2Z*x2xC', $input))[1] == 0xF4;
- warn "Ambiguous file version 95; guessing subversion $version\n";
- }
-
- my @FORMAT = (
- magic => 'a1',
- version => 'C',
- name => 'Z*',
- description => 'Z*',
- levelcount => [1,
- total => 'S',
- ],
- moderef => [1,
- map { (
- offset => [1, map {$_ => 'S'} @$_], # byte location of start
- end => [1, map {$_ => 'C'} @$_],
- ) }
- [qw/single peaworm tron deathmatch foodmatch multifood timematch race ctf/]
- ],
- theanswer => 'x', # 42
- sprite => ['C',
- line => 'B8',
- ],
- leveldata => 'a*',
- #levels
- #finish code
- #levels-multi
- #hinames
- );
- my @LEVELFORM = (
- peas => 'C',
- delay => 'C',
- growth => 'C',
- bsize => 'C',
- sprite => ['C',
- line => 'B8',
- ],
- balls => ['C',
- y => 'C',
- x => 'C',
- dir => 'C',
- ],
- worms => [1,
- d => 'C',
- y => 'C',
- x => 'C',
- ],
- width => 'C',
- height => 'C',
- flags => [0,
- y => 'C',
- x => 'C',
- ],
- objects => ['?0',
- type => 'C',
- x1 => 'C',
- y1 => 'C',
- x2 => 'C',
- y2 => 'C',
- ],
- );
- my $offsetbase = 0xF080;
-
- my @VARMODES = (
- [qw'single single'],
- [qw'multi peaworm tron deathmatch foodmatch multifood timematch'],
- [qw'race race'],
- [qw'ctf ctf'],
- );
-
- given ($version) {
- when (97) {
- # current @FORMAT
- }
- $offsetbase = 0xF400;
- when (96) {}
- ref $_ and splice(@$_, -8, 2) for @{ $FORMAT[11] }; # no multifood
- splice @FORMAT, 12, 2; # no reserved byte
- when (95) {}
- splice @FORMAT, 6, 2; # no description
- when (94) {}
- when (90) {
- $FORMAT[5] = 'C/a'; # length-preceding name
- splice @FORMAT, 10, 2; # no default sprite
- ref $_ and do {
- $_->[5] = $_->[7]; # no tron; deathmatch instead
- $_->[7] = $_->[9]; # foodmatch instead
- $_->[9] = 'linkmatch'; # replaces timematch
- $_->[11] = $_->[13]; # race
- $_->[13] = $_->[15]; # ctf
- $_->[15] = 'domination';
- } for @{ $FORMAT[9] }; # no multifood
- splice @LEVELFORM, -2;
- push @LEVELFORM, "objects$_" => ['C',
- type => "=$_",
- map {$_ => 'C'} qw(x1 y1 x2 y2)
- ] for 2, 3;
- # peaworm/tron mode do not take multiplayer levels
- splice @VARMODES, 1, 0, ['peaworm', splice @{ $VARMODES[1] }, 1, 2];
- }
- default {
- die "Unsupported level version $version\n";
- }
- }
-
- my $data = unpackf(\@FORMAT, $input);
- my $offset = 0;
- $offsetbase += 1 + @{ $data->{sprite} } if $data->{sprite};
- $data->{moderef}->{offset}->{single} == $offsetbase
- or warn "First singleplayer level is not in front\n";
-
- my $slots = sum(grep {defined}
- $data->{moderef}->{end}->{single} > 0, # singleplayer slot if any levels
- $data->{moderef}->{end}->{peaworm}, # one for each peaworm arena
- $data->{moderef}->{end}->{tron}, # idem for tron
- );
- $data->{hinames} = [ unpack '(x2a3)*', substr($data->{leveldata}, -5 * $slots) ];
- $data->{format} = '86s';
-
- $data->{levels} = [];
- for my $modes (@VARMODES) {
- my $variant = shift @$modes;
- my @modeoffsets = grep {defined} #TODO: comment
- map { $data->{moderef}->{offset}->{$_} } @$modes;
- @modeoffsets or next;
- $data->{levelcount}->{$variant} = 0;
- $offset = min(grep {$_} @modeoffsets) or next;
- $offset -= $offsetbase;
- my $amount = $variant eq 'single' ? 100
- : max(grep {defined} map { $data->{moderef}->{end}->{$_} } @$modes);
-
- my @varform = @LEVELFORM;
- $varform[13]->[0] = $variant ~~ ['single', 'peaworm'] ? 1 : 4; # worms
- unshift @varform, name => 'Z*' unless $variant eq 'single' or $version <= 91;
- $varform[-3]->[0] = 1 if $variant eq 'race' and $version > 91;
- $varform[-3]->[0] = 2 if $variant eq 'ctf';
- push @varform, size => '=.';
- my $parselevel = Parse::Binary::Nested->new(\@varform);
-
- while ($offset < length $data->{leveldata}) {
- last if substr($data->{leveldata}, $offset, 1) eq chr(255);
-
- # find references to this level offset, and set start number to matching modes
- while (my ($mode, $location) = each %{ $data->{moderef}->{offset} }) {
- $location == $offset + $offsetbase or next;
- $data->{moderef}->{start}->{$mode} = 1 + scalar @{ $data->{levels} };
- }
-
- my $level = $parselevel->unpackf(substr $data->{leveldata}, $offset);
- $level->{offset} = $offset + $offsetbase;
-
- # add objects until terminator
- $level->{objects} = [];
- if ($version <= 91) {
- ref $_ eq 'ARRAY' and push @{ $level->{objects} }, @$_
- for map { delete $level->{"objects$_"} } 2, 3;
- }
-
- # add parsed level and advance
- push @{ $data->{levels} }, $level;
- $offset += $level->{size};
- last if ++$data->{levelcount}->{$variant} >= $amount;
- }
-
- if ($variant eq 'single') {
- $offset++;
- $data->{finish}->{code} =
- my $code = substr $data->{leveldata}, $offset, -5*$slots;
-
- my %FINISHCODE = (
- 0 => chr 0xC9, # ret
- 1 => join('',
- chr 0x21, # ld hl, MESSAGE
- pack('v', $offsetbase + $offset + 9),
- (map {chr}
- 0xCD, 0x37, 0x4A, # call _puts
- 0xC3, 0xAA, 0x55, # jp _getkey
- ),
- ),
- 2 => join('',
- (map {chr}
- 0x21, 0, 0x1C, # ld hl, $POS
- 0x22, 0x7C, 0xC3, # ld (_penCol), hl
- 0x21, # ld hl, MESSAGE
- ),
- pack('v', $offsetbase + $offset + 15),
- (map {chr}
- 0xCD, 0xA5, 0x4A, # call _vputs
- 0xC3, 0xAA, 0x55, # jp _getkey
- ),
- ),
- );
- while (my ($finish, $match) = each %FINISHCODE) {
- $match eq substr $code, 0, length $match or next;
- $data->{finish}->{type} = $finish and
- $data->{finish}->{message} = unpack 'Z*', substr($code, length $match);
- last;
- }
- }
- }
-
- return $data;
-}
-
-
-package main;
-
my @OBJTYPE = ('none', 'line', 'fat line', 'bar', 'circle');
my @ENDTYPE = ('none', 'message', 'small message');
my $rawdata = readline;
if (substr($rawdata, 0, 11) eq "**TI86**\032\012\000") {
# compiled calculator file
- $data = Shiar_Parse::WormyLevel->read($rawdata);
+ $data = Games::Wormy::TICalcLevels->read($rawdata, $opt{version});
}
elsif (substr($rawdata, 0, 8) eq 'WormEdit') {
# original wormedit source
- $data = Shiar_Parse::WormEdit->read($rawdata);
+ $data = Games::Wormy::WormEdit->read($rawdata, $opt{version});
}
else {
die "Unrecognised file type\n";