mirror of
https://gitlab.com/xonotic/xonotic
synced 2024-12-17 20:34:47 +00:00
610 lines
13 KiB
Perl
Executable File
610 lines
13 KiB
Perl
Executable File
#!/usr/bin/perl
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# converter from Type 1 MIDI files to CFG files that control bots with the Tuba and other weapons for percussion (requires g_weaponarena all)
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use strict;
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use warnings;
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use MIDI;
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use MIDI::Opus;
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use Storable;
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use constant MIDI_FIRST_NONCHANNEL => 17;
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use constant MIDI_DRUMS_CHANNEL => 10;
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die "Usage: $0 filename.conf timeoffset_preinit timeoffset_postinit timeoffset_predone timeoffset_postdone timeoffset_preintermission timeoffset_postintermission midifile1 transpose1 midifile2 transpose2 ..."
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unless @ARGV > 7 and @ARGV % 2;
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my ($config, $timeoffset_preinit, $timeoffset_postinit, $timeoffset_predone, $timeoffset_postdone, $timeoffset_preintermission, $timeoffset_postintermission, @midilist) = @ARGV;
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sub unsort(@)
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{
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return map { $_->[0] } sort { $a->[1] <=> $b->[1] } map { [$_, rand] } @_;
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}
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sub override($$);
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sub override($$)
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{
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my ($dest, $src) = @_;
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if(ref $src eq 'HASH')
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{
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$dest = {}
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if not defined $dest;
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for(keys %$src)
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{
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$dest->{$_} = override $dest->{$_}, $src->{$_};
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}
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}
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elsif(ref $src eq 'ARRAY')
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{
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$dest = []
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if not defined $dest;
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for(@$src)
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{
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push @$dest, override undef, $_;
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}
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}
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elsif(ref $src)
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{
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$dest = Storable::dclone $src;
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}
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else
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{
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$dest = $src;
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}
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return $dest;
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}
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my $precommands = "";
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my $commands = "";
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my $busybots;
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my @busybots_allocated;
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my %notechannelbots;
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my $transpose = 0;
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my $notetime = undef;
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my $lowestnotestart = undef;
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my $noalloc = 0;
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sub botconfig_read($)
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{
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my ($fn) = @_;
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my %bots = ();
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open my $fh, "<", $fn
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or die "<$fn: $!";
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my $currentbot = undef;
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my $appendref = undef;
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my $super = undef;
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while(<$fh>)
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{
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chomp;
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s/\s*#.*//;
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next if /^$/;
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if(s/^\t\t//)
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{
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my @cmd = split /\s+/, $_;
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if($cmd[0] eq 'super')
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{
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push @$appendref, @$super
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if $super;
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}
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elsif($cmd[0] eq 'percussion') # simple import
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{
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push @$appendref, @{$currentbot->{percussion}->{$cmd[1]}};
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}
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else
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{
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push @$appendref, \@cmd;
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}
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}
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elsif(s/^\t//)
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{
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if(/^include (.*)/)
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{
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my $base = $bots{$1};
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$currentbot = override $currentbot, $base;
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}
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elsif(/^count (\d+)/)
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{
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$currentbot->{count} = $1;
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}
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elsif(/^transpose (\d+)/)
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{
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$currentbot->{transpose} += $1;
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}
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elsif(/^channels (.*)/)
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{
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$currentbot->{channels} = { map { $_ => 1 } split /\s+/, $1 };
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}
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elsif(/^init$/)
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{
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$super = $currentbot->{init};
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$currentbot->{init} = $appendref = [];
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}
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elsif(/^intermission$/)
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{
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$super = $currentbot->{intermission};
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$currentbot->{intermission} = $appendref = [];
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}
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elsif(/^done$/)
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{
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$super = $currentbot->{done};
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$currentbot->{done} = $appendref = [];
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}
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elsif(/^note on (-?\d+)/)
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{
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$super = $currentbot->{notes_on}->{$1};
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$currentbot->{notes_on}->{$1} = $appendref = [];
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}
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elsif(/^note off (-?\d+)/)
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{
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$super = $currentbot->{notes_off}->{$1};
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$currentbot->{notes_off}->{$1} = $appendref = [];
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}
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elsif(/^percussion (\d+)/)
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{
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$super = $currentbot->{percussion}->{$1};
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$currentbot->{percussion}->{$1} = $appendref = [];
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}
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else
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{
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print "unknown command: $_\n";
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}
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}
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elsif(/^bot (.*)/)
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{
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$currentbot = ($bots{$1} ||= {count => 0, transpose => 0});
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}
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elsif(/^raw (.*)/)
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{
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$precommands .= "$1\n";
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}
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else
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{
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print "unknown command: $_\n";
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}
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}
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for(values %bots)
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{
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for(values %{$_->{notes_on}}, values %{$_->{percussion}})
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{
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my $t = $_->[0]->[0] eq 'time' ? $_->[0]->[1] : 0;
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$lowestnotestart = $t if not defined $lowestnotestart or $t < $lowestnotestart;
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}
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}
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return \%bots;
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}
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my $busybots_orig = botconfig_read $config;
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sub busybot_cmd_bot_test($$@)
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{
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my ($bot, $time, @commands) = @_;
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my $bottime = defined $bot->{timer} ? $bot->{timer} : -1;
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my $botbusytime = defined $bot->{busytimer} ? $bot->{busytimer} : -1;
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return 0
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if $time < $botbusytime;
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my $mintime = (@commands && ($commands[0]->[0] eq 'time')) ? $commands[0]->[1] : 0;
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return 0
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if $time + $mintime < $bottime;
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return 1;
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}
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sub busybot_cmd_bot_execute($$@)
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{
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my ($bot, $time, @commands) = @_;
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for(@commands)
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{
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if($_->[0] eq 'time')
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{
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$commands .= sprintf "sv_cmd bot_cmd %d wait_until %f\n", $bot->{id}, $time + $_->[1];
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$bot->{timer} = $time + $_->[1];
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}
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elsif($_->[0] eq 'busy')
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{
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$bot->{busytimer} = $time + $_->[1];
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}
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elsif($_->[0] eq 'buttons')
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{
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my %buttons_release = %{$bot->{buttons} ||= {}};
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for(@{$_}[1..@$_-1])
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{
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/(.*)\??/ or next;
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delete $buttons_release{$1};
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}
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for(keys %buttons_release)
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{
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$commands .= sprintf "sv_cmd bot_cmd %d releasekey %s\n", $bot->{id}, $_;
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delete $bot->{buttons}->{$_};
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}
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for(@{$_}[1..@$_-1])
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{
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/(.*)(\?)?/ or next;
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defined $2 and next;
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$commands .= sprintf "sv_cmd bot_cmd %d presskey %s\n", $bot->{id}, $_;
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$bot->{buttons}->{$_} = 1;
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}
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}
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elsif($_->[0] eq 'cmd')
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{
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$commands .= sprintf "sv_cmd bot_cmd %d %s\n", $bot->{id}, join " ", @{$_}[1..@$_-1];
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}
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elsif($_->[0] eq 'barrier')
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{
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$commands .= sprintf "sv_cmd bot_cmd %d barrier\n", $bot->{id};
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$bot->{timer} = $bot->{busytimer} = 0;
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}
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elsif($_->[0] eq 'raw')
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{
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$commands .= sprintf "%s\n", join " ", @{$_}[1..@$_-1];
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}
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}
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return 1;
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}
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my $intermissions = 0;
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sub busybot_intermission_bot($)
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{
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my ($bot) = @_;
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busybot_cmd_bot_execute $bot, 0, ['cmd', 'wait', $timeoffset_preintermission];
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busybot_cmd_bot_execute $bot, 0, ['barrier'];
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if($bot->{intermission})
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{
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busybot_cmd_bot_execute $bot, 0, @{$bot->{intermission}};
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}
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busybot_cmd_bot_execute $bot, 0, ['barrier'];
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$notetime = $timeoffset_postintermission - $lowestnotestart;
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}
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#my $busy = 0;
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sub busybot_note_off_bot($$$$)
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{
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my ($bot, $time, $channel, $note) = @_;
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#print STDERR "note off $bot:$time:$channel:$note\n";
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return 1
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if $channel == 10;
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my $cmds = $bot->{notes_off}->{$note - $bot->{transpose} - $transpose};
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return 1
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if not defined $cmds; # note off cannot fail
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$bot->{busy} = 0;
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#--$busy;
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#print STDERR "BUSY: $busy bots (OFF)\n";
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busybot_cmd_bot_execute $bot, $time + $notetime, @$cmds;
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return 1;
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}
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sub busybot_note_on_bot($$$$$)
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{
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my ($bot, $time, $channel, $note, $init) = @_;
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return -1 # I won't play on this channel
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if defined $bot->{channels} and not $bot->{channels}->{$channel};
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my $cmds;
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my $cmds_off;
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if($channel == 10)
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{
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$cmds = $bot->{percussion}->{$note};
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$cmds_off = undef;
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}
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else
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{
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$cmds = $bot->{notes_on}->{$note - $bot->{transpose} - $transpose};
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$cmds_off = $bot->{notes_off}->{$note - $bot->{transpose} - $transpose};
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}
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return -1 # I won't play this note
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if not defined $cmds;
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return 0
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if $bot->{busy};
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#print STDERR "note on $bot:$time:$channel:$note\n";
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if($init)
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{
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return 0
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if not busybot_cmd_bot_test $bot, $time + $notetime, @$cmds;
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busybot_cmd_bot_execute $bot, 0, ['cmd', 'wait', $timeoffset_preinit];
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busybot_cmd_bot_execute $bot, 0, ['barrier'];
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busybot_cmd_bot_execute $bot, 0, @{$bot->{init}}
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if @{$bot->{init}};
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busybot_cmd_bot_execute $bot, 0, ['barrier'];
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for(1..$intermissions)
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{
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busybot_intermission_bot $bot;
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}
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busybot_cmd_bot_execute $bot, $time + $notetime, @$cmds;
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}
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else
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{
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return 0
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if not busybot_cmd_bot_test $bot, $time + $notetime, @$cmds;
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busybot_cmd_bot_execute $bot, $time + $notetime, @$cmds;
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}
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if(defined $cmds and defined $cmds_off)
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{
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$bot->{busy} = 1;
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#++$busy;
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#print STDERR "BUSY: $busy bots (ON)\n";
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}
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return 1;
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}
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sub busybots_reset()
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{
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$busybots = Storable::dclone $busybots_orig;
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@busybots_allocated = ();
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%notechannelbots = ();
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$transpose = 0;
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$notetime = $timeoffset_postinit - $lowestnotestart;
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}
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sub busybot_note_off($$$)
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{
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my ($time, $channel, $note) = @_;
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#print STDERR "note off $time:$channel:$note\n";
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return 0
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if $channel == 10;
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if(my $bot = $notechannelbots{$channel}{$note})
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{
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busybot_note_off_bot $bot, $time, $channel, $note;
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delete $notechannelbots{$channel}{$note};
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return 1;
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}
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return 0;
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}
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sub busybot_note_on($$$)
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{
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my ($time, $channel, $note) = @_;
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if($notechannelbots{$channel}{$note})
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{
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busybot_note_off $time, $channel, $note;
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}
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#print STDERR "note on $time:$channel:$note\n";
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my $overflow = 0;
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for(unsort @busybots_allocated)
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{
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my $canplay = busybot_note_on_bot $_, $time, $channel, $note, 0;
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if($canplay > 0)
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{
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$notechannelbots{$channel}{$note} = $_;
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return 1;
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}
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$overflow = 1
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if $canplay == 0;
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# wrong
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}
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for(unsort keys %$busybots)
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{
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next if $busybots->{$_}->{count} <= 0;
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my $bot = Storable::dclone $busybots->{$_};
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$bot->{id} = @busybots_allocated + 1;
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$bot->{classname} = $_;
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my $canplay = busybot_note_on_bot $bot, $time, $channel, $note, 1;
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if($canplay > 0)
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{
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die "noalloc\n"
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if $noalloc;
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--$busybots->{$_}->{count};
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$notechannelbots{$channel}{$note} = $bot;
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push @busybots_allocated, $bot;
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return 1;
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}
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die "Fresh bot cannot play stuff"
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if $canplay == 0;
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}
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if($overflow)
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{
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warn "Not enough bots to play this (when playing $channel:$note)";
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}
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else
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{
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warn "Note $channel:$note cannot be played by any bot";
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}
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return 0;
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}
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sub Preallocate(@)
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{
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my (@preallocate) = @_;
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busybots_reset();
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for(@preallocate)
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{
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die "Cannot preallocate any more $_ bots"
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if $busybots->{$_}->{count} <= 0;
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my $bot = Storable::dclone $busybots->{$_};
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$bot->{id} = @busybots_allocated + 1;
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$bot->{classname} = $_;
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busybot_cmd_bot_execute $bot, 0, ['cmd', 'wait', $timeoffset_preinit];
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busybot_cmd_bot_execute $bot, 0, ['barrier'];
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busybot_cmd_bot_execute $bot, 0, @{$bot->{init}}
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if @{$bot->{init}};
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busybot_cmd_bot_execute $bot, 0, ['barrier'];
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--$busybots->{$_}->{count};
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push @busybots_allocated, $bot;
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}
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}
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sub ConvertMIDI($$)
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{
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my ($filename, $trans) = @_;
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$transpose = $trans;
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my $opus = MIDI::Opus->new({from_file => $filename});
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my $ticksperquarter = $opus->ticks();
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my $tracks = $opus->tracks_r();
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my @tempi = (); # list of start tick, time per tick pairs (calculated as seconds per quarter / ticks per quarter)
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my $tick;
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$tick = 0;
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for($tracks->[0]->events())
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{
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$tick += $_->[1];
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if($_->[0] eq 'set_tempo')
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{
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push @tempi, [$tick, $_->[2] * 0.000001 / $ticksperquarter];
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}
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}
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my $tick2sec = sub
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{
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my ($tick) = @_;
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my $sec = 0;
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my $curtempo = [0, 0.5 / $ticksperquarter];
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for(@tempi)
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{
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if($_->[0] < $tick)
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{
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# this event is in the past
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# we add the full time since the last one then
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$sec += ($_->[0] - $curtempo->[0]) * $curtempo->[1];
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}
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else
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{
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# if this event is in the future, we break
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last;
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}
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$curtempo = $_;
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}
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$sec += ($tick - $curtempo->[0]) * $curtempo->[1];
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return $sec;
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};
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# merge all to a single track
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my @allmidievents = ();
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my $sequence = 0;
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for my $track(0..@$tracks-1)
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{
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$tick = 0;
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for($tracks->[$track]->events())
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{
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my ($command, $delta, @data) = @$_;
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$command = 'note_off' if $command eq 'note_on' and $data[2] == 0;
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$tick += $delta;
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push @allmidievents, [$command, $tick, $sequence++, $track, @data];
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}
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}
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@allmidievents = sort { $a->[1] <=> $b->[1] or $a->[2] <=> $b->[2] } @allmidievents;
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my %midinotes = ();
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my $note_min = undef;
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my $note_max = undef;
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my $notes_stuck = 0;
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my $t = 0;
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for(@allmidievents)
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{
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$t = $tick2sec->($_->[1]);
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my $track = $_->[3];
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if($_->[0] eq 'note_on')
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{
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my $chan = $_->[4] + 1;
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$note_min = $_->[5]
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if not defined $note_min or $_->[5] < $note_min and $chan != 10;
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$note_max = $_->[5]
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if not defined $note_max or $_->[5] > $note_max and $chan != 10;
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if($midinotes{$chan}{$_->[5]})
|
|
{
|
|
--$notes_stuck;
|
|
busybot_note_off($t, $chan, $_->[5]);
|
|
}
|
|
busybot_note_on($t, $chan, $_->[5]);
|
|
++$notes_stuck;
|
|
$midinotes{$chan}{$_->[5]} = 1;
|
|
}
|
|
elsif($_->[0] eq 'note_off')
|
|
{
|
|
my $chan = $_->[4] + 1;
|
|
if($midinotes{$chan}{$_->[5]})
|
|
{
|
|
--$notes_stuck;
|
|
busybot_note_off($t, $chan, $_->[5]);
|
|
}
|
|
$midinotes{$chan}{$_->[5]} = 0;
|
|
}
|
|
}
|
|
|
|
print STDERR "For file $filename:\n";
|
|
print STDERR " Range of notes: $note_min .. $note_max\n";
|
|
print STDERR " Safe transpose range: @{[$note_max - 19]} .. @{[$note_min + 13]}\n";
|
|
print STDERR " Unsafe transpose range: @{[$note_max - 27]} .. @{[$note_min + 18]}\n";
|
|
print STDERR " Stuck notes: $notes_stuck\n";
|
|
|
|
while(my ($k1, $v1) = each %midinotes)
|
|
{
|
|
while(my ($k2, $v2) = each %$v1)
|
|
{
|
|
busybot_note_off($t, $k1, $k2);
|
|
}
|
|
}
|
|
|
|
for(@busybots_allocated)
|
|
{
|
|
busybot_intermission_bot $_;
|
|
}
|
|
++$intermissions;
|
|
}
|
|
|
|
sub Deallocate()
|
|
{
|
|
print STDERR "Bots allocated:\n";
|
|
for(@busybots_allocated)
|
|
{
|
|
print STDERR "$_->{id} is a $_->{classname}\n";
|
|
}
|
|
for(@busybots_allocated)
|
|
{
|
|
busybot_cmd_bot_execute $_, 0, ['cmd', 'wait', $timeoffset_predone];
|
|
busybot_cmd_bot_execute $_, 0, ['barrier'];
|
|
if($_->{done})
|
|
{
|
|
busybot_cmd_bot_execute $_, 0, @{$_->{done}};
|
|
}
|
|
busybot_cmd_bot_execute $_, 0, ['cmd', 'wait', $timeoffset_postdone];
|
|
busybot_cmd_bot_execute $_, 0, ['barrier'];
|
|
}
|
|
}
|
|
|
|
my @preallocate = ();
|
|
$noalloc = 0;
|
|
for(;;)
|
|
{
|
|
$commands = "";
|
|
eval
|
|
{
|
|
Preallocate(@preallocate);
|
|
my @l = @midilist;
|
|
while(@l)
|
|
{
|
|
my $filename = shift @l;
|
|
my $transpose = shift @l;
|
|
ConvertMIDI($filename, $transpose);
|
|
}
|
|
Deallocate();
|
|
my @preallocate_new = map { $_->{classname} } @busybots_allocated;
|
|
if(@preallocate_new == @preallocate)
|
|
{
|
|
print "$precommands$commands";
|
|
exit 0;
|
|
}
|
|
@preallocate = @preallocate_new;
|
|
$noalloc = 1;
|
|
1;
|
|
} or do {
|
|
die "$@"
|
|
unless $@ eq "noalloc\n";
|
|
};
|
|
}
|