| 1 |
=head1 NAME |
| 2 |
|
| 3 |
CFClient - undocumented utility garbage for our crossfire client |
| 4 |
|
| 5 |
=head1 SYNOPSIS |
| 6 |
|
| 7 |
use CFClient; |
| 8 |
|
| 9 |
=head1 DESCRIPTION |
| 10 |
|
| 11 |
=over 4 |
| 12 |
|
| 13 |
=cut |
| 14 |
|
| 15 |
package CFClient; |
| 16 |
|
| 17 |
BEGIN { |
| 18 |
$VERSION = '0.1'; |
| 19 |
|
| 20 |
use XSLoader; |
| 21 |
XSLoader::load "CFClient", $VERSION; |
| 22 |
} |
| 23 |
|
| 24 |
use utf8; |
| 25 |
|
| 26 |
use Carp (); |
| 27 |
use AnyEvent (); |
| 28 |
use BerkeleyDB; |
| 29 |
|
| 30 |
use CFClient::OpenGL; |
| 31 |
|
| 32 |
our %GL_EXT; |
| 33 |
our $GL_VERSION; |
| 34 |
|
| 35 |
our $GL_NPOT; |
| 36 |
our $GL_DEBUG = 1; |
| 37 |
|
| 38 |
sub gl_init { |
| 39 |
$GL_VERSION = gl_version * 1; |
| 40 |
%GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; |
| 41 |
|
| 42 |
$GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; |
| 43 |
$GL_NPOT = 0 if gl_vendor =~ /ATI Technologies/; # ATI doesn't get it right... |
| 44 |
|
| 45 |
glDisable GL_COLOR_MATERIAL; |
| 46 |
glShadeModel GL_FLAT; |
| 47 |
glDisable GL_DITHER; |
| 48 |
glDisable GL_DEPTH_TEST; |
| 49 |
glDepthMask 0; |
| 50 |
glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST; |
| 51 |
|
| 52 |
CFClient::Texture::restore_state (); |
| 53 |
} |
| 54 |
|
| 55 |
sub gl_check { |
| 56 |
return unless $GL_DEBUG; |
| 57 |
|
| 58 |
if (my $error = glGetError) { |
| 59 |
my ($format, @args) = @_; |
| 60 |
Carp::cluck sprintf "opengl error %x while $format", $error, @args; |
| 61 |
} |
| 62 |
} |
| 63 |
|
| 64 |
sub find_rcfile($) { |
| 65 |
my $path; |
| 66 |
|
| 67 |
for (grep !ref, @INC) { |
| 68 |
$path = "$_/CFClient/resources/$_[0]"; |
| 69 |
return $path if -r $path; |
| 70 |
} |
| 71 |
|
| 72 |
die "FATAL: can't find required file $_[0]\n"; |
| 73 |
} |
| 74 |
|
| 75 |
sub read_cfg { |
| 76 |
my ($file) = @_; |
| 77 |
|
| 78 |
open CFG, $file |
| 79 |
or return; |
| 80 |
|
| 81 |
my $CFG; |
| 82 |
|
| 83 |
local $/; |
| 84 |
$CFG = eval <CFG>; |
| 85 |
|
| 86 |
$::CFG = $CFG; |
| 87 |
|
| 88 |
close CFG; |
| 89 |
} |
| 90 |
|
| 91 |
sub write_cfg { |
| 92 |
my ($file) = @_; |
| 93 |
|
| 94 |
open CFG, ">$file" |
| 95 |
or return; |
| 96 |
|
| 97 |
{ |
| 98 |
require Data::Dumper; |
| 99 |
local $Data::Dumper::Purity = 1; |
| 100 |
$::CFG->{VERSION} = $::VERSION; |
| 101 |
print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); |
| 102 |
} |
| 103 |
|
| 104 |
close CFG; |
| 105 |
} |
| 106 |
|
| 107 |
mkdir "$Crossfire::VARDIR/pclient", 0777; |
| 108 |
|
| 109 |
our $DB_ENV = new BerkeleyDB::Env |
| 110 |
-Home => "$Crossfire::VARDIR/pclient", |
| 111 |
-Cachesize => 1_000_000, |
| 112 |
-ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt", |
| 113 |
# -ErrPrefix => "DATABASE", |
| 114 |
-Verbose => 1, |
| 115 |
-Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN, |
| 116 |
or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error"; |
| 117 |
|
| 118 |
sub db_table($) { |
| 119 |
my ($table) = @_; |
| 120 |
|
| 121 |
$table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; |
| 122 |
|
| 123 |
new CFClient::Database |
| 124 |
-Env => $DB_ENV, |
| 125 |
-Filename => $table, |
| 126 |
# -Filename => "database", |
| 127 |
# -Subname => $table, |
| 128 |
-Property => DB_CHKSUM, |
| 129 |
-Flags => DB_CREATE | DB_UPGRADE, |
| 130 |
or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"; |
| 131 |
} |
| 132 |
|
| 133 |
sub pod_to_pango($) { |
| 134 |
my ($pom) = @_; |
| 135 |
|
| 136 |
$pom->present ("CFClient::PodToPango") |
| 137 |
} |
| 138 |
|
| 139 |
sub pod_to_pango_list($) { |
| 140 |
my ($pom) = @_; |
| 141 |
|
| 142 |
[ |
| 143 |
map s/^(\s*)// && [40 * length $1, length $_ ? $_ : " "], |
| 144 |
split /\n/, $pom->present ("CFClient::PodToPango") |
| 145 |
] |
| 146 |
} |
| 147 |
|
| 148 |
package CFClient::PodToPango; |
| 149 |
|
| 150 |
use base Pod::POM::View::Text; |
| 151 |
|
| 152 |
our $indent = 0; |
| 153 |
|
| 154 |
*view_seq_code = |
| 155 |
*view_seq_bold = sub { "<b>$_[1]</b>" }; |
| 156 |
*view_seq_italic = sub { "<i>$_[1]</i>" }; |
| 157 |
*view_seq_space = |
| 158 |
*view_seq_link = |
| 159 |
*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) }; |
| 160 |
|
| 161 |
sub view_seq_text { |
| 162 |
my $text = $_[1]; |
| 163 |
$text =~ s/\s+/ /g; |
| 164 |
CFClient::UI::Label::escape ($text) |
| 165 |
} |
| 166 |
|
| 167 |
sub view_item { |
| 168 |
("\t" x ($indent / 4)) |
| 169 |
. $_[1]->title->present ($_[0]) |
| 170 |
. "\n" |
| 171 |
. $_[1]->content->present ($_[0]) |
| 172 |
} |
| 173 |
|
| 174 |
sub view_verbatim { |
| 175 |
(join "", |
| 176 |
map +("\t" x ($indent / 2)) . "$_\n", |
| 177 |
split /\n/, CFClient::UI::Label::escape ($_[1])) |
| 178 |
. "\n" |
| 179 |
} |
| 180 |
|
| 181 |
sub view_textblock { |
| 182 |
("\t" x ($indent / 2)) . "$_[1]\n\n" |
| 183 |
} |
| 184 |
|
| 185 |
sub view_head1 { |
| 186 |
"<span foreground='#ffff00' size='x-large'>" . $_[1]->title->present ($_[0]) . "</span>\n\n" |
| 187 |
. $_[1]->content->present ($_[0]) |
| 188 |
}; |
| 189 |
|
| 190 |
sub view_head2 { |
| 191 |
"<span foreground='#ccccff' size='large'>" . $_[1]->title->present ($_[0]) . "</span>\n\n" |
| 192 |
. $_[1]->content->present ($_[0]) |
| 193 |
}; |
| 194 |
|
| 195 |
sub view_over { |
| 196 |
local $indent = $indent + $_[1]->indent; |
| 197 |
$_[1]->content->present ($_[0]) |
| 198 |
} |
| 199 |
|
| 200 |
package CFClient::Database; |
| 201 |
|
| 202 |
our @ISA = BerkeleyDB::Btree::; |
| 203 |
|
| 204 |
sub get($$) { |
| 205 |
my $data; |
| 206 |
|
| 207 |
$_[0]->db_get ($_[1], $data) == 0 |
| 208 |
? $data |
| 209 |
: () |
| 210 |
} |
| 211 |
|
| 212 |
my %DB_SYNC; |
| 213 |
|
| 214 |
sub put($$$) { |
| 215 |
my ($db, $key, $data) = @_; |
| 216 |
|
| 217 |
$DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync }); |
| 218 |
|
| 219 |
$db->db_put ($key => $data) |
| 220 |
} |
| 221 |
|
| 222 |
package CFClient::Item; |
| 223 |
|
| 224 |
sub desc_string { |
| 225 |
my ($self) = @_; |
| 226 |
|
| 227 |
my $desc = |
| 228 |
$self->{nrof} < 2 |
| 229 |
? $self->{name} |
| 230 |
: "$self->{nrof} × $self->{name_pl}"; |
| 231 |
|
| 232 |
$self->{flags} & Crossfire::Protocol::F_OPEN |
| 233 |
and $desc .= " (open)"; |
| 234 |
$self->{flags} & Crossfire::Protocol::F_APPLIED |
| 235 |
and $desc .= " (applied)"; |
| 236 |
$self->{flags} & Crossfire::Protocol::F_UNPAID |
| 237 |
and $desc .= " (unpaid)"; |
| 238 |
$self->{flags} & Crossfire::Protocol::F_MAGIC |
| 239 |
and $desc .= " (magic)"; |
| 240 |
$self->{flags} & Crossfire::Protocol::F_CURSED |
| 241 |
and $desc .= " (cursed)"; |
| 242 |
$self->{flags} & Crossfire::Protocol::F_DAMNED |
| 243 |
and $desc .= " (damned)"; |
| 244 |
$self->{flags} & Crossfire::Protocol::F_LOCKED |
| 245 |
and $desc .= " *"; |
| 246 |
|
| 247 |
$desc |
| 248 |
} |
| 249 |
|
| 250 |
sub weight_string { |
| 251 |
my ($self) = @_; |
| 252 |
|
| 253 |
my $weight = ($self->{nrof} || 1) * $self->{weight}; |
| 254 |
|
| 255 |
$weight < 0 ? "?" : $weight * 0.001 |
| 256 |
} |
| 257 |
|
| 258 |
sub update_widgets { |
| 259 |
my ($self) = @_; |
| 260 |
|
| 261 |
my $button_cb = sub { |
| 262 |
my (undef, $ev, $x, $y) = @_; |
| 263 |
|
| 264 |
if (($ev->{mod} & CFClient::KMOD_SHIFT) && $ev->{button} == 1) { |
| 265 |
my $targ = $::CONN->{player}{tag}; |
| 266 |
|
| 267 |
if ($self->{container} == $::CONN->{player}{tag}) { |
| 268 |
$targ = $::CONN->{open_container}; |
| 269 |
} |
| 270 |
|
| 271 |
$::CONN->send ("move $targ $self->{tag} 0"); |
| 272 |
} elsif ($ev->{button} == 1) { |
| 273 |
$::CONN->send ("examine $self->{tag}"); |
| 274 |
} elsif ($ev->{button} == 2) { |
| 275 |
$::CONN->send ("apply $self->{tag}"); |
| 276 |
} elsif ($ev->{button} == 3) { |
| 277 |
my @menu_items = ( |
| 278 |
["examine", sub { $::CONN->send ("examine $self->{tag}") }], |
| 279 |
["mark", sub { $::CONN->send ("mark ". pack "N", $self->{tag}) }], |
| 280 |
["apply", sub { $::CONN->send ("apply $self->{tag}") }], |
| 281 |
( |
| 282 |
$self->{flags} & Crossfire::Protocol::F_LOCKED |
| 283 |
? ( |
| 284 |
["unlock", sub { $::CONN->send ("lock " . pack "CN", 0, $self->{tag}) }], |
| 285 |
) |
| 286 |
: ( |
| 287 |
["lock", sub { $::CONN->send ("lock " . pack "CN", 1, $self->{tag}) }], |
| 288 |
["drop", sub { $::CONN->send ("move $::CONN->{open_container} $self->{tag} 0") }], |
| 289 |
) |
| 290 |
), |
| 291 |
); |
| 292 |
|
| 293 |
CFClient::UI::Menu->new (items => \@menu_items)->popup ($ev); |
| 294 |
} |
| 295 |
|
| 296 |
1 |
| 297 |
}; |
| 298 |
|
| 299 |
my $tooltip_std = "<small>" |
| 300 |
. "Left click - examine item\n" |
| 301 |
. "Shift-Left click - " . ($self->{container} ? "move or drop" : "take") . " item\n" |
| 302 |
. "Middle click - apply\n" |
| 303 |
. "Right click - further options" |
| 304 |
. "</small>\n"; |
| 305 |
|
| 306 |
$self->{face_widget} ||= new CFClient::UI::Face |
| 307 |
can_events => 1, |
| 308 |
can_hover => 1, |
| 309 |
anim => $self->{anim}, |
| 310 |
animspeed => $self->{animspeed}, # TODO# must be set at creation time |
| 311 |
connect_button_down => $button_cb, |
| 312 |
; |
| 313 |
$self->{face_widget}{face} = $self->{face}; |
| 314 |
$self->{face_widget}{anim} = $self->{anim}; |
| 315 |
$self->{face_widget}{animspeed} = $self->{animspeed}; |
| 316 |
$self->{face_widget}->set_tooltip ( |
| 317 |
"<b>Face/Animation.</b>\n" |
| 318 |
. "Item uses face #$self->{face}. " |
| 319 |
. ($self->{animspeed} ? "Item uses animation #$self->{anim} at " . (1 / $self->{animspeed}) . "fps. " : "Item is not animated. ") |
| 320 |
. "\n\n$tooltip_std" |
| 321 |
); |
| 322 |
|
| 323 |
$self->{desc_widget} ||= new CFClient::UI::Label |
| 324 |
can_events => 1, |
| 325 |
can_hover => 1, |
| 326 |
ellipsise => 2, |
| 327 |
align => -1, |
| 328 |
connect_button_down => $button_cb, |
| 329 |
; |
| 330 |
my $desc = CFClient::Item::desc_string $self; |
| 331 |
$self->{desc_widget}->set_text ($desc); |
| 332 |
$self->{desc_widget}->set_tooltip ("<b>$desc</b>.\n$tooltip_std"); |
| 333 |
|
| 334 |
$self->{weight_widget} ||= new CFClient::UI::Label |
| 335 |
can_events => 1, |
| 336 |
can_hover => 1, |
| 337 |
ellipsise => 0, |
| 338 |
align => 0, |
| 339 |
connect_button_down => $button_cb, |
| 340 |
; |
| 341 |
$self->{weight_widget}->set_text (CFClient::Item::weight_string $self); |
| 342 |
|
| 343 |
$self->{weight_widget}->set_tooltip ( |
| 344 |
"<b>Weight</b>.\n" |
| 345 |
. ($self->{weight} >= 0 ? "One item weighs $self->{weight}g. " : "You have no idea how much this weighs. ") |
| 346 |
. ($self->{nrof} ? "You have $self->{nrof} of it. " : "Item cannot stack with others of it's kind. ") |
| 347 |
. "\n\n$tooltip_std" |
| 348 |
); |
| 349 |
} |
| 350 |
|
| 351 |
package CFClient::Texture; |
| 352 |
|
| 353 |
use strict; |
| 354 |
|
| 355 |
use Scalar::Util; |
| 356 |
|
| 357 |
use CFClient::OpenGL; |
| 358 |
|
| 359 |
my %TEXTURES; |
| 360 |
|
| 361 |
sub new { |
| 362 |
my ($class, %data) = @_; |
| 363 |
|
| 364 |
my $self = bless { |
| 365 |
internalformat => GL_RGBA, |
| 366 |
format => GL_RGBA, |
| 367 |
type => GL_UNSIGNED_BYTE, |
| 368 |
%data, |
| 369 |
}, $class; |
| 370 |
|
| 371 |
Scalar::Util::weaken ($TEXTURES{$self+0} = $self); |
| 372 |
|
| 373 |
$self->upload; |
| 374 |
|
| 375 |
$self |
| 376 |
} |
| 377 |
|
| 378 |
sub new_from_image { |
| 379 |
my ($class, $image, %arg) = @_; |
| 380 |
|
| 381 |
$class->new (image => $image, %arg) |
| 382 |
} |
| 383 |
|
| 384 |
sub new_from_file { |
| 385 |
my ($class, $path, %arg) = @_; |
| 386 |
|
| 387 |
open my $fh, "<:raw", $path |
| 388 |
or die "$path: $!"; |
| 389 |
|
| 390 |
local $/; |
| 391 |
$class->new_from_image (<$fh>, %arg) |
| 392 |
} |
| 393 |
|
| 394 |
#sub new_from_surface { |
| 395 |
# my ($class, $surface) = @_; |
| 396 |
# |
| 397 |
# $surface->rgba; |
| 398 |
# |
| 399 |
# $class->new ( |
| 400 |
# data => $surface->pixels, |
| 401 |
# w => $surface->width, |
| 402 |
# h => $surface->height, |
| 403 |
# ) |
| 404 |
#} |
| 405 |
|
| 406 |
sub new_from_layout { |
| 407 |
my ($class, $layout, %arg) = @_; |
| 408 |
|
| 409 |
my ($w, $h, $data, $format, $internalformat) = $layout->render; |
| 410 |
|
| 411 |
$class->new ( |
| 412 |
w => $w, |
| 413 |
h => $h, |
| 414 |
data => $data, |
| 415 |
format => $format, |
| 416 |
internalformat => $format, |
| 417 |
type => GL_UNSIGNED_BYTE, |
| 418 |
%arg, |
| 419 |
) |
| 420 |
} |
| 421 |
|
| 422 |
sub new_from_opengl { |
| 423 |
my ($class, $w, $h, $cb) = @_; |
| 424 |
|
| 425 |
$class->new (w => $w || 1, h => $h || 1, render_cb => $cb) |
| 426 |
} |
| 427 |
|
| 428 |
sub topot { |
| 429 |
(grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0] |
| 430 |
} |
| 431 |
|
| 432 |
sub upload { |
| 433 |
my ($self) = @_; |
| 434 |
|
| 435 |
return unless $GL_VERSION; |
| 436 |
|
| 437 |
my $data; |
| 438 |
|
| 439 |
if (exists $self->{data}) { |
| 440 |
$data = $self->{data}; |
| 441 |
|
| 442 |
} elsif (exists $self->{render_cb}) { |
| 443 |
glViewport 0, 0, $self->{w}, $self->{h}; |
| 444 |
glMatrixMode GL_PROJECTION; |
| 445 |
glLoadIdentity; |
| 446 |
glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000; |
| 447 |
glMatrixMode GL_MODELVIEW; |
| 448 |
glLoadIdentity; |
| 449 |
$self->{render_cb}->($self, $self->{w}, $self->{h}); |
| 450 |
|
| 451 |
} else { |
| 452 |
($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) |
| 453 |
= CFClient::load_image_inline $self->{image}; |
| 454 |
} |
| 455 |
|
| 456 |
my ($tw, $th) = @$self{qw(w h)}; |
| 457 |
|
| 458 |
unless ($tw > 0 && $th > 0) { |
| 459 |
$tw = $th = 1; |
| 460 |
$data = "\x00" x 64; |
| 461 |
} |
| 462 |
|
| 463 |
$self->{minified} = [CFClient::average $tw, $th, $data] |
| 464 |
if $self->{minify}; |
| 465 |
|
| 466 |
unless ($GL_NPOT) { |
| 467 |
# TODO: does not work for zero-sized textures |
| 468 |
$tw = topot $tw; |
| 469 |
$th = topot $th; |
| 470 |
|
| 471 |
if (($tw != $self->{w} || $th != $self->{h}) && defined $data) { |
| 472 |
my $bpp = (length $data) / ($self->{w} * $self->{h}); |
| 473 |
$data = pack "(a" . ($tw * $bpp) . ")*", |
| 474 |
unpack "(a" . ($self->{w} * $bpp) . ")*", $data; |
| 475 |
$data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h}); |
| 476 |
} |
| 477 |
} |
| 478 |
|
| 479 |
$self->{s} = $self->{w} / $tw; |
| 480 |
$self->{t} = $self->{h} / $th; |
| 481 |
|
| 482 |
$self->{name} ||= glGenTexture; |
| 483 |
|
| 484 |
glBindTexture GL_TEXTURE_2D, $self->{name}; |
| 485 |
|
| 486 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; |
| 487 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; |
| 488 |
|
| 489 |
if ($::FAST) { |
| 490 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST; |
| 491 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST; |
| 492 |
} elsif ($self->{mipmap} && $GL_VERSION >= 1.4) { |
| 493 |
# alternatively check for 0x8191 |
| 494 |
glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1; |
| 495 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR; |
| 496 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR; |
| 497 |
} else { |
| 498 |
glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap}; |
| 499 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR; |
| 500 |
glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR; |
| 501 |
} |
| 502 |
|
| 503 |
glGetError; |
| 504 |
|
| 505 |
if (defined $data) { |
| 506 |
glTexImage2D GL_TEXTURE_2D, 0, |
| 507 |
$self->{internalformat}, |
| 508 |
$tw, $th, |
| 509 |
0, |
| 510 |
$self->{format}, |
| 511 |
$self->{type}, |
| 512 |
$data; |
| 513 |
CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x", |
| 514 |
$tw, $th, $self->{internalformat}, $self->{format}, $self->{type}; |
| 515 |
} else { |
| 516 |
glCopyTexImage2D GL_TEXTURE_2D, 0, |
| 517 |
$self->{internalformat}, |
| 518 |
0, 0, |
| 519 |
$tw, $th, |
| 520 |
0; |
| 521 |
CFClient::gl_check "copying to texture %dx%d if=%x", |
| 522 |
$tw, $th, $self->{internalformat}; |
| 523 |
} |
| 524 |
|
| 525 |
glBindTexture GL_TEXTURE_2D, 0; # just to be on the safe side |
| 526 |
} |
| 527 |
|
| 528 |
sub DESTROY { |
| 529 |
my ($self) = @_; |
| 530 |
|
| 531 |
delete $TEXTURES{$self+0}; |
| 532 |
|
| 533 |
glDeleteTexture delete $self->{name} |
| 534 |
if $self->{name}; |
| 535 |
} |
| 536 |
|
| 537 |
sub restore_state { |
| 538 |
$_->upload |
| 539 |
for values %TEXTURES; |
| 540 |
} |
| 541 |
|
| 542 |
1; |
| 543 |
|
| 544 |
=back |
| 545 |
|
| 546 |
=head1 AUTHOR |
| 547 |
|
| 548 |
Marc Lehmann <schmorp@schmorp.de> |
| 549 |
http://home.schmorp.de/ |
| 550 |
|
| 551 |
=cut |
| 552 |
|
