Deliantra/Deliantra.pm
=head1 NAME
Deliantra - Deliantra suppport module to read/write archetypes, maps etc.
=over 4
=cut
package Deliantra;
our $VERSION = '2.01';
use common::sense;
use base 'Exporter';
use Carp ();
use File::Spec;
use List::Util qw(min max);
use Storable qw(freeze thaw);
our @EXPORT = qw(
read_pak read_arch
*ARCH $TILE *FACE *FACEDATA
TILESIZE CACHESTRIDE
editor_archs arch_extents
);
use JSON::XS qw(decode_json encode_json);
our $LIB = $ENV{DELIANTRA_LIBDIR};
our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.deliantra"
: $ENV{AppData} ? "$ENV{APPDATA}/deliantra"
: File::Spec->tmpdir . "/deliantra";
mkdir $VARDIR, 0777;
sub TILESIZE (){ 32 }
sub CACHESTRIDE (){ 64 }
our %ARCH;
our %FACE; # face32
our %FACEDATA;
our $TILE;
our %FIELD_MULTILINE = (
msg => "endmsg",
lore => "endlore",
maplore => "endmaplore",
);
# movement bit type, PITA
our %FIELD_MOVEMENT = map +($_ => undef),
qw(move_type move_block move_allow move_on move_off move_slow);
# same as in server save routine, to (hopefully) be compatible
# to the other editors.
our @FIELD_ORDER_MAP = (qw(
file_format_version
name attach swap_time reset_timeout fixed_resettime difficulty
region music
shopitems shopgreed shopmin shopmax shoprace
darkness width height enter_x enter_y msg maplore
unique template
outdoor temp pressure humid windspeed winddir sky nosmooth
tile_path_1 tile_path_2 tile_path_3 tile_path_4
));
our @FIELD_ORDER = (qw(
inherit
elevation
name name_pl custom_name attach title race
slaying skill msg lore other_arch
sound sound_destroy face animation is_animated
magicmap glyph smoothlevel smoothface
str dex con wis pow cha int
hp maxhp sp maxsp grace maxgrace
exp perm_exp expmul
food dam luck wc ac x y speed speed_left move_state attack_movement
nrof level direction type subtype attacktype
resist_physical resist_magic resist_fire resist_electricity
resist_cold resist_confusion resist_acid resist_drain
resist_weaponmagic resist_ghosthit resist_poison resist_slow
resist_paralyze resist_turn_undead resist_fear resist_cancellation
resist_deplete resist_death resist_chaos resist_counterspell
resist_godpower resist_holyword resist_blind resist_internal
resist_life_stealing resist_disease
path_attuned path_repelled path_denied material materialname
value carrying weight invisible state magic
last_heal last_sp last_grace last_eat
connected glow_radius randomitems tresure_env npx_status npc_program
run_away pick_up container will_apply smoothlevel
current_weapon_script weapontype tooltype elevation client_type
item_power duration range
range_modifier duration_modifier dam_modifier gen_sp_armour
move_type move_block move_allow move_on move_off move_on move_slow move_slow_penalty
alive wiz was_wiz applied unpaid can_use_shield no_pick is_animated monster
friendly generator is_thrown auto_apply treasure player sold see_invisible
can_roll overlay_floor is_turnable is_used_up identified reflecting changing
splitting hitback startequip blocksview undead scared unaggressive
reflect_missile reflect_spell no_magic no_fix_player is_lightable tear_down
run_away pick_up unique no_drop can_cast_spell can_use_scroll can_use_range
can_use_bow can_use_armour can_use_weapon can_use_ring has_ready_range
has_ready_bow xrays is_floor lifesave no_strength sleep stand_still
random_move only_attack confused stealth cursed damned see_anywhere
known_magical known_cursed can_use_skill been_applied has_ready_scroll
can_use_rod can_use_horn make_invisible inv_locked is_wooded is_hilly
has_ready_skill has_ready_weapon no_skill_ident is_blind can_see_in_dark
is_cauldron is_dust no_steal one_hit berserk neutral no_attack no_damage
activate_on_push activate_on_release is_water use_content_on_gen is_buildable
precious
body_range body_arm body_torso body_head body_neck body_skill
body_finger body_shoulder body_foot body_hand body_wrist body_waist
));
our %EVENT_TYPE = (
apply => 1,
attack => 2,
death => 3,
drop => 4,
pickup => 5,
say => 6,
stop => 7,
time => 8,
throw => 9,
trigger => 10,
close => 11,
timer => 12,
);
# 1 up 2 right 4 down 8 left
our %WALLDIR = (
0 => 0,
1_2 => 1,
1_4 => 2,
2_2_1 => 3,
1_1 => 4,
2_1_1 => 5,
2_2_2 => 6,
3_2 => 7,
1_3 => 8,
2_2_4 => 9,
2_1_2 => 10,
3_1 => 11,
2_2_3 => 12,
3_4 => 13,
3_3 => 14,
4 => 15,
);
sub MOVE_WALK (){ 0x01 }
sub MOVE_FLY_LOW (){ 0x02 }
sub MOVE_FLY_HIGH (){ 0x04 }
sub MOVE_FLYING (){ 0x06 }
sub MOVE_SWIM (){ 0x08 }
sub MOVE_BOAT (){ 0x10 }
sub MOVE_SHIP (){ 0x20 }
sub MOVE_KNOWN (){ 0x3f } # all of above
sub MOVE_ALL (){ 0x10000 } # very special value
our %MOVE_TYPE = (
walk => MOVE_WALK,
fly_low => MOVE_FLY_LOW,
fly_high => MOVE_FLY_HIGH,
flying => MOVE_FLYING,
swim => MOVE_SWIM,
boat => MOVE_BOAT,
ship => MOVE_SHIP,
all => MOVE_ALL,
);
our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat ship);
{
package Deliantra::MoveType;
use overload
'=' => sub { bless [@{$_[0]}], ref $_[0] },
'""' => \&as_string,
'>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef },
'<=' => sub {
($_[0][0] & $MOVE_TYPE{$_[1]}) == $MOVE_TYPE{$_[1]}
? $_[0][1] & $MOVE_TYPE{$_[1]}
: undef
},
'+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise },
'-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise },
'/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise },
'x=' => sub { # toggle between off, + and -
my $cur = $_[0] >= $_[1];
if (!defined $cur) {
if ($_[0] >= "all") {
$_[0] -= $_[1];
} else {
$_[0] += $_[1];
}
} elsif ($cur) {
$_[0] -= $_[1];
} else {
$_[0] /= $_[1];
}
$_[0]
},
'eq' => sub { "$_[0]" eq "$_[1]" },
'ne' => sub { "$_[0]" ne "$_[1]" },
;
sub TO_JSON {
$_[0][0]
}
}
sub Deliantra::MoveType::new {
my ($class, $string) = @_;
my $mask;
my $value;
if ($string =~ /^\s*\d+\s*$/) {
$mask = MOVE_ALL;
$value = $string+0;
} else {
for (split /\s+/, lc $string) {
if (s/^-//) {
$mask |= $MOVE_TYPE{$_};
$value &= ~$MOVE_TYPE{$_};
} else {
$mask |= $MOVE_TYPE{$_};
$value |= $MOVE_TYPE{$_};
}
}
}
(bless [$mask, $value], $class)->normalise
}
sub Deliantra::MoveType::normalise {
my ($self) = @_;
if ($self->[0] & MOVE_ALL) {
my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL);
$self->[0] &= $mask;
$self->[1] &= $mask;
}
$self->[1] &= $self->[0];
$self
}
sub Deliantra::MoveType::as_string {
my ($self) = @_;
my @res;
my ($mask, $value) = @$self;
for (@Deliantra::MOVE_TYPE) {
my $bit = $Deliantra::MOVE_TYPE{$_};
if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) {
$mask &= ~$bit;
push @res, $value & $bit ? $_ : "-$_";
}
}
join " ", @res
}
sub load_ref($) {
my ($path) = @_;
open my $fh, "<:raw:perlio", $path
or die "$path: $!";
local $/;
thaw <$fh>
}
sub save_ref($$) {
my ($ref, $path) = @_;
open my $fh, ">:raw:perlio", "$path~"
or die "$path~: $!";
print $fh freeze $ref;
close $fh;
rename "$path~", $path
or die "$path: $!";
}
my %attack_mask = (
physical => 0x00000001,
magic => 0x00000002,
fire => 0x00000004,
electricity => 0x00000008,
cold => 0x00000010,
confusion => 0x00000020,
acid => 0x00000040,
drain => 0x00000080,
weaponmagic => 0x00000100,
ghosthit => 0x00000200,
poison => 0x00000400,
slow => 0x00000800,
paralyze => 0x00001000,
turn_undead => 0x00002000,
fear => 0x00004000,
cancellation => 0x00008000,
deplete => 0x00010000,
death => 0x00020000,
chaos => 0x00040000,
counterspell => 0x00080000,
godpower => 0x00100000,
holyword => 0x00200000,
blind => 0x00400000,
internal => 0x00800000,
life_stealing => 0x01000000,
disease => 0x02000000,
);
sub _add_resist($$$) {
my ($ob, $mask, $value) = @_;
while (my ($k, $v) = each %attack_mask) {
$ob->{"resist_$k"} = min 100, max -100, $ob->{"resist_$k"} + $value if $mask & $v;
}
}
my %MATERIAL = reverse
paper => 1,
iron => 2,
glass => 4,
leather => 8,
wood => 16,
organic => 32,
stone => 64,
cloth => 128,
adamant => 256,
liquid => 512,
tin => 1024,
bone => 2048,
ice => 4096,
# guesses
runestone => 12,
bronze => 18,
"ancient wood" => 20,
glass => 36,
marble => 66,
ice => 68,
stone => 70,
stone => 80,
cloth => 136,
ironwood => 144,
adamantium => 258,
glacium => 260,
blood => 544,
;
# object as in "Object xxx", i.e. archetypes
sub normalize_object($) {
my ($ob) = @_;
delete $ob->{editable}; # deprecated
# convert material bitset to materialname, if possible
if (exists $ob->{material}) {
if (!$ob->{material}) {
delete $ob->{material};
} elsif (exists $ob->{materialname}) {
if ($MATERIAL{$ob->{material}} eq $ob->{materialname}) {
delete $ob->{material};
} else {
warn "object $ob->{_name} has both materialname ($ob->{materialname}) and material ($ob->{material}) set.\n";
delete $ob->{material}; # assume materilname is more specific and nuke material
}
} elsif (my $name = $MATERIAL{$ob->{material}}) {
delete $ob->{material};
$ob->{materialname} = $name;
} else {
warn "object $ob->{_name} has unknown material ($ob->{material}) set.\n";
}
}
# check whether attachment is the same as in the archetype
if (exists $ob->{attach}) {
my $arch = $ARCH{$ob->{_name}};
my $js = JSON::XS->new->utf8->canonical (1);
if (defined $arch->{attach}
&& $js->encode ($js->decode ($ob->{attach})) eq $js->encode ($arch->{attach})) {
delete $ob->{attach}
}
}
# color_fg is used as default for magicmap if magicmap does not exist
$ob->{magicmap} ||= delete $ob->{color_fg} if exists $ob->{color_fg};
# nuke outdated or never supported fields
delete @$ob{qw(
can_knockback can_parry can_impale can_cut can_dam_armour
can_apply pass_thru can_pass_thru color_bg color_fg
)};
if (my $mask = delete $ob->{immune} ) { _add_resist $ob, $mask, 100; }
if (my $mask = delete $ob->{protected} ) { _add_resist $ob, $mask, 30; }
if (my $mask = delete $ob->{vulnerable}) { _add_resist $ob, $mask, -100; }
# convert movement strings to bitsets
for my $attr (keys %FIELD_MOVEMENT) {
next unless exists $ob->{$attr};
$ob->{$attr} = new Deliantra::MoveType $ob->{$attr};
}
# convert outdated movement flags to new movement sets
if (defined (my $v = delete $ob->{no_pass})) {
$ob->{move_block} = new Deliantra::MoveType $v ? "all" : "0";
}
if (defined (my $v = delete $ob->{slow_move})) {
$ob->{move_slow} += "walk";
$ob->{move_slow_penalty} = $v;
}
if (defined (my $v = delete $ob->{walk_on})) {
$ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" }
}
if (defined (my $v = delete $ob->{walk_off})) {
$ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" }
}
if (defined (my $v = delete $ob->{fly_on})) {
$ob->{move_on} ||= new Deliantra::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" }
}
if (defined (my $v = delete $ob->{fly_off})) {
$ob->{move_off} ||= new Deliantra::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" }
}
if (defined (my $v = delete $ob->{flying})) {
$ob->{move_type} ||= new Deliantra::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" }
}
# convert idiotic event_xxx things into objects
while (my ($event, $subtype) = each %EVENT_TYPE) {
if (exists $ob->{"event_${event}_plugin"}) {
push @{$ob->{inventory}}, {
_name => "event_$event",
title => delete $ob->{"event_${event}_plugin"},
slaying => delete $ob->{"event_${event}"},
name => delete $ob->{"event_${event}_options"},
};
}
}
# some archetypes had "+3" instead of the canonical "3", so fix
$ob->{dam} *= 1 if exists $ob->{dam};
$ob
}
# arch as in "arch xxx", ie.. objects
sub normalize_arch($) {
my ($ob) = @_;
normalize_object $ob;
return if $ob->{_atype} eq "object";
my $arch = $ARCH{$ob->{_name}}
or (warn "$ob->{_name}: no such archetype", return $ob);
if ($arch->{type} == 22) { # map
my %normalize = (
"enter_x" => "hp",
"enter_y" => "sp",
"width" => "x",
"height" => "y",
"reset_timeout" => "weight",
"swap_time" => "value",
"difficulty" => "level",
"darkness" => "invisible",
"fixed_resettime" => "stand_still",
);
while (my ($k2, $k1) = each %normalize) {
if (defined (my $v = delete $ob->{$k1})) {
$ob->{$k2} = $v;
}
}
} else {
# if value matches archetype default, delete
while (my ($k, $v) = each %$ob) {
if (exists $arch->{$k} and $arch->{$k} eq $v) {
next if $k eq "_name";
delete $ob->{$k};
}
}
}
# a speciality for the editor
if (exists $ob->{attack_movement}) {
my $am = delete $ob->{attack_movement};
$ob->{attack_movement_bits_0_3} = $am & 15;
$ob->{attack_movement_bits_4_7} = $am & 240;
}
$ob
}
sub attr_thaw($) {
my ($ob) = @_;
$ob->{attach} = decode_json $ob->{attach}
if exists $ob->{attach};
$ob
}
sub attr_freeze($) {
my ($ob) = @_;
$ob->{attach} = JSON::XS->new->utf8->canonical->encode ($ob->{attach})
if exists $ob->{attach};
$ob
}
sub read_pak($) {
my ($path) = @_;
my %pak;
open my $fh, "<:raw:perlio", $path
or Carp::croak "$_[0]: $!";
binmode $fh;
while (<$fh>) {
my ($type, $id, $len, $path) = split;
$path =~ s/.*\///;
read $fh, $pak{$path}, $len;
}
\%pak
}
sub read_arch($;$) {
my ($path, $toplevel) = @_;
my %arc;
my ($more, $prev);
my $comment;
open my $fh, "<:utf8", $path
or Carp::croak "$path: $!";
# binmode $fh;
my $parse_block; $parse_block = sub {
my %arc = @_;
while (<$fh>) {
s/\s+$//;
if (/^end$/i) {
last;
} elsif (/^arch (\S+)$/i) {
push @{ $arc{inventory} }, attr_thaw normalize_arch $parse_block->(_name => $1);
} elsif (/^lore$/i) {
while (<$fh>) {
last if /^endlore\s*$/i;
$arc{lore} .= $_;
}
} elsif (/^msg$/i) {
while (<$fh>) {
last if /^endmsg\s*$/i;
$arc{msg} .= $_;
}
} elsif (/^anim$/i) {
while (<$fh>) {
last if /^mina\s*$/i;
chomp;
push @{ $arc{anim} }, $_;
}
} elsif (/^(\S+)\s*(.*)$/) {
$arc{lc $1} = $2;
} elsif (/^\s*#/) {
$arc{_comment} .= "$_\n";
} elsif (/^\s*$/) {
#
} else {
warn "$path: unparsable line '$_' in arch $arc{_name}";
}
}
\%arc
};
while (<$fh>) {
s/\s+$//;
if (/^more$/i) {
$more = $prev;
} elsif (/^object (\S+)$/i) {
my $name = $1;
my $arc = attr_thaw normalize_object $parse_block->(_name => $name, _comment => $comment);
undef $comment;
delete $arc{_comment} unless length $arc{_comment};
$arc->{_atype} = 'object';
if ($more) {
$more->{more} = $arc;
} else {
$arc{$name} = $arc;
}
$prev = $arc;
$more = undef;
} elsif (/^arch (\S+)$/i) {
my $name = $1;
my $arc = attr_thaw normalize_arch $parse_block->(_name => $name, _comment => $comment);
undef $comment;
delete $arc{_comment} unless length $arc{_comment};
$arc->{_atype} = 'arch';
if ($more) {
$more->{more} = $arc;
} else {
push @{ $arc{arch} }, $arc;
}
$prev = $arc;
$more = undef;
} elsif ($toplevel && /^(\S+)\s+(.*)$/) {
if ($1 eq "lev_array") {
while (<$fh>) {
last if /^endplst\s*$/;
push @{$toplevel->{lev_array}}, $_+0;
}
} else {
$toplevel->{$1} = $2;
}
} elsif (/^\s*#/) {
$comment .= "$_\n";
} elsif (/^\s*($|#)/) {
#
} else {
die "$path: unparseable top-level line '$_'";
}
}
undef $parse_block; # work around bug in perl not freeing $fh etc.
\%arc
}
sub archlist_to_string {
my ($arch) = @_;
my $str;
my $append; $append = sub {
my %a = %{$_[0]};
Deliantra::attr_freeze \%a;
Deliantra::normalize_arch \%a;
# undo the bit-split we did before
if (exists $a{attack_movement_bits_0_3} or exists $a{attack_movement_bits_4_7}) {
$a{attack_movement} = (delete $a{attack_movement_bits_0_3})
| (delete $a{attack_movement_bits_4_7});
}
if (my $comment = delete $a{_comment}) {
if ($comment =~ /[^\n\s#]/) {
$str .= $comment;
}
}
$str .= ((exists $a{_atype}) ? $a{_atype} : 'arch'). " $a{_name}\n";
my $inv = delete $a{inventory};
my $more = delete $a{more}; # arches do not support 'more', but old maps can contain some
my $anim = delete $a{anim};
if ($a{_atype} eq 'object') {
$str .= join "\n", "anim", @$anim, "mina\n"
if $anim;
}
my @kv;
for ($a{_name} eq "map"
? @Deliantra::FIELD_ORDER_MAP
: @Deliantra::FIELD_ORDER) {
push @kv, [$_, delete $a{$_}]
if exists $a{$_};
}
for (sort keys %a) {
next if /^_/; # ignore our _-keys
push @kv, [$_, delete $a{$_}];
}
for (@kv) {
my ($k, $v) = @$_;
if (my $end = $Deliantra::FIELD_MULTILINE{$k}) {
$v =~ s/\n$//;
$str .= "$k\n$v\n$end\n";
} else {
$str .= "$k $v\n";
}
}
if ($inv) {
$append->($_) for @$inv;
}
$str .= "end\n";
if ($a{_atype} eq 'object') {
if ($more) {
$str .= "more\n";
$append->($more) if $more;
} else {
$str .= "\n";
}
}
};
for (@$arch) {
$append->($_);
}
$str
}
# put all archs into a hash with editor_face as it's key
# NOTE: the arrays in the hash values are references to
# the archs from $ARCH
sub editor_archs {
my %paths;
for (keys %ARCH) {
my $arch = $ARCH{$_};
push @{$paths{$arch->{editor_folder}}}, $arch;
}
\%paths
}
=item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
arch_extents determines the extents of the given arch's face(s), linked
faces and single faces are handled here it returns (minx, miny, maxx,
maxy)
=cut
sub arch_extents {
my ($a) = @_;
my $o = $ARCH{$a->{_name}}
or return;
my $face = $FACE{$a->{face} || $o->{face} || "blank.111"};
unless ($face) {
$face = $FACE{"blank.x11"}
or (warn "no face data found for arch '$a->{_name}'"), return;
}
if ($face->{w} > 1 || $face->{h} > 1) {
# bigface
return (0, 0, $face->{w} - 1, $face->{h} - 1);
} elsif ($o->{more}) {
# linked face
my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
for (; $o; $o = $o->{more}) {
$minx = min $minx, $o->{x};
$miny = min $miny, $o->{y};
$maxx = max $maxx, $o->{x};
$maxy = max $maxy, $o->{y};
}
return ($minx, $miny, $maxx, $maxy);
} else {
# single face
return (0, 0, 0, 0);
}
}
=item $type = arch_attr $arch
Returns a hashref describing the object and its attributes. It can contain
the following keys:
name the name, suitable for display purposes
ignore
attr
desc
use
section => [name => \%attr, name => \%attr]
import
=cut
sub arch_attr($) {
my ($obj) = @_;
require Deliantra::Data;
my $root;
my $attr = { };
my $arch = $ARCH{ $obj->{_name} };
my $type = $obj->{type} || $arch->{type};
if ($type > 0) {
$root = $Deliantra::Data::ATTR{$type};
} else {
my %a = (%$arch, %$obj);
if ($a{is_floor} && !$a{alive}) {
$root = $Deliantra::Data::TYPE{Floor};
} elsif (!$a{is_floor} && $a{alive} && !$a{tear_down}) {
$root = $Deliantra::Data::TYPE{"Monster & NPC"};
} elsif (!$a{is_floor} && !$a{alive} && $a{move_block}) {
$root = $Deliantra::Data::TYPE{Wall};
} elsif (!$a{is_floor} && $a{alive} && $a{tear_down}) {
$root = $Deliantra::Data::TYPE{"Weak Wall"};
} else {
$root = $Deliantra::Data::TYPE{Misc};
}
}
my (%ignore);
my @import = ($root);
my @new_import;
while (my $type = shift @import) {
# first import everything we will need:
push @import,
grep $_,
map $Deliantra::Data::TYPE{$_},
@{$type->{import} || []};
# and compute the ignored attributes
for (@{$type->{ignore} || []}) {
$ignore{$_}++ for ref $_ ? @$_ : $_;
}
push @new_import, $type;
}
(@import) = @new_import;
# then add defaults to the back of the list, so they are added
# as last resort.
push @import, \%Deliantra::Data::DEFAULT_ATTR
unless $type == 116;
my (@section_order, %section, @attr_order);
# @import = root, imported, default
while (my $type = pop @import) {
$attr->{$_} ||= $type->{$_}
for qw(name desc use);
for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
my ($name, $attr) = @$_;
push @section_order, $name;
for (@$attr) {
my ($k, $v) = @$_;
push @attr_order, $k;
$section{$name}{$k} = $v; # overwrite, so that the root decides
}
}
}
# remove ignores for "root" type
for (
map @{$_->[1]}, # section attributes
[general => ($root->{attr} || [])],
@{$root->{section} || []}
) {
my ($k, $v) = @$_;
# skip fixed attributes, if they are ignored thats fine
next if $v->{type} eq 'fixed';
delete $ignore{$k}; # if the attributes are defined explicitly they
# should NOT be ignored. ignore should mainly
# hit imported/inherited attributes.
}
$attr->{section} = [
map !exists $section{$_} ? () : do {
my $attr = delete $section{$_};
[
$_,
map exists $attr->{$_} && !$ignore{$_}
? [$_ => delete $attr->{$_}] : (),
@attr_order
]
},
exists $section{$_} ? [$_ => delete $section{$_}] : (),
@section_order
];
$attr
}
sub cache_file($$&&) {
my ($src, $cache, $load, $create) = @_;
my ($size, $mtime) = (stat $src)[7,9]
or Carp::croak "$src: $!";
if (-e $cache) {
my $ref = eval { load_ref $cache };
if ($ref->{version} == 1
&& $ref->{size} == $size
&& $ref->{mtime} == $mtime
&& eval { $load->($ref->{data}); 1 }) {
return;
}
}
my $ref = {
version => 1,
size => $size,
mtime => $mtime,
data => $create->(),
};
$load->($ref->{data});
save_ref $ref, $cache;
}
=item set_libdir $path
Sets the library directory to the given path
(default: $ENV{CROSSFIRE_LIBDIR}).
You have to (re-)load the archetypes and tilecache manually after steting
the library path.
=cut
sub set_libdir($) {
$LIB = $_[0];
}
=item load_archetypes
(Re-)Load archetypes into %ARCH.
=cut
sub load_archetypes() {
cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
*ARCH = $_[0];
}, sub {
read_arch "$LIB/archetypes"
};
}
sub construct_tilecache_pb {
my ($idx, $cache) = @_;
my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, CACHESTRIDE * TILESIZE, TILESIZE * int +($idx + CACHESTRIDE - 1) / CACHESTRIDE;
while (my ($name, $tile) = each %$cache) {
my $tpb = delete $tile->{pb};
my $ofs = $tile->{idx};
for my $x (0 .. $tile->{w} - 1) {
for my $y (0 .. $tile->{h} - 1) {
my $idx = $ofs + $x + $y * $tile->{w};
$tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
$pb, ($idx % CACHESTRIDE) * TILESIZE, TILESIZE * int $idx / CACHESTRIDE);
}
}
}
$pb->save ("$VARDIR/tilecache.png", "png", compression => 1);
$cache
}
sub use_tilecache {
my ($face) = @_;
$TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
or die "$VARDIR/tilecache.png: $!";
*FACE = $_[0];
}
=item load_tilecache
(Re-)Load %TILE and %FACE.
=cut
sub load_tilecache() {
require Gtk2;
cache_file "$LIB/facedata", "$VARDIR/tilecache.pst", \&use_tilecache,
sub {
my %cache;
my $facedata = Storable::retrieve "$LIB/faceinfo";
open my $fh, "<", "$LIB/facedata"
or die "$LIB/facedata: $!";
$facedata->{version} == 2
or die "$LIB/facedata: version mismatch, cannot proceed.";
my $faces = $facedata->{faceinfo};
my $idx = 0;
for (sort keys %$faces) {
my ($face, $info) = ($_, $faces->{$_});
my $pb = new Gtk2::Gdk::PixbufLoader;
if (exists $info->{data32}) {
$pb->write ($info->{data32});
} else {
sysseek $fh, $info->{fofs32}, 0;
sysread $fh, my $buf, $info->{size32};
$pb->write ($buf);
}
$pb->close;
my $pb = $pb->get_pixbuf;
my $tile = $cache{$face} = {
pb => $pb,
idx => $idx,
w => int $pb->get_width / TILESIZE,
h => int $pb->get_height / TILESIZE,
};
$idx += $tile->{w} * $tile->{h};
}
construct_tilecache_pb $idx, \%cache;
\%cache
};
}
=back
=head1 AUTHOR
Marc Lehmann <schmorp@schmorp.de>
http://home.schmorp.de/
Robin Redeker <elmex@ta-sa.org>
http://www.ta-sa.org/
=cut
1