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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.52 by root, Wed May 17 15:18:57 2006 UTC vs.
Revision 1.189 by root, Tue Sep 2 16:50:06 2008 UTC

1=head1 NAME 1=head1 NAME
2 2
3CFClient - undocumented utility garbage for our crossfire client 3DC - undocumented utility garbage for our deliantra client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use CFClient; 7 use DC;
8 8
9=head1 DESCRIPTION 9=head1 DESCRIPTION
10 10
11=over 4 11=over 4
12 12
13=cut 13=cut
14 14
15package CFClient; 15package Deliantra::Client; # work around CPAN breakage
16package App::Deliantra; # try to reserve namespace
17package DC;
18
19use Carp ();
20
21our $VERSION;
16 22
17BEGIN { 23BEGIN {
18 $VERSION = '0.1'; 24 $VERSION = '0.9975';
19 25
20 use XSLoader; 26 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 27 XSLoader::load "Deliantra::Client", $VERSION;
22} 28}
23 29
24use Carp (); 30use utf8;
31use strict qw(vars subs);
32
25use AnyEvent (); 33use AnyEvent ();
26use BerkeleyDB; 34use Pod::POM ();
35use File::Path ();
36use Storable (); # finally
37use Fcntl ();
38use JSON::XS qw(encode_json decode_json);
27 39
28use CFClient::OpenGL; 40=item guard { BLOCK }
29 41
30our %GL_EXT; 42Returns an object that executes the given block as soon as it is destroyed.
31our $GL_VERSION;
32 43
33our $GL_NPOT; 44=cut
34our $GL_DEBUG = 1;
35 45
36sub gl_init { 46sub guard(&) {
37 $GL_VERSION = gl_version * 1; 47 bless \(my $cb = $_[0]), "DC::Guard"
38 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
39
40 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
41
42 glDisable GL_COLOR_MATERIAL;
43 glShadeModel GL_FLAT;
44 glDisable GL_DITHER;
45 glDisable GL_DEPTH_TEST;
46 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
47
48 CFClient::Texture::restore_state ();
49} 48}
50 49
51sub gl_check { 50sub DC::Guard::DESTROY {
52 return unless $GL_DEBUG; 51 ${$_[0]}->()
52}
53 53
54 if (my $error = glGetError) { 54=item shorten $string[, $maxlength]
55 Carp::cluck sprintf "opengl error %x while %s", $error, sprintf @_; 55
56=cut
57
58sub shorten($;$) {
59 my ($str, $len) = @_;
60 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
61 $str
62}
63
64sub asxml($) {
65 local $_ = $_[0];
66
67 s/&/&amp;/g;
68 s/>/&gt;/g;
69 s/</&lt;/g;
70
71 $_
72}
73
74sub socketpipe() {
75 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
76 or die "cannot establish bidirectional pipe: $!\n";
77
78 ($fh1, $fh2)
79}
80
81sub background(&;&) {
82 my ($bg, $cb) = @_;
83
84 my ($fh_r, $fh_w) = DC::socketpipe;
85
86 my $pid = fork;
87
88 if (defined $pid && !$pid) {
89 local $SIG{__DIE__};
90
91 open STDOUT, ">&", $fh_w;
92 open STDERR, ">&", $fh_w;
93 close $fh_r;
94 close $fh_w;
95
96 $| = 1;
97
98 eval { $bg->() };
99
100 if ($@) {
101 my $msg = $@;
102 $msg =~ s/\n+/\n/;
103 warn "FATAL: $msg";
104 DC::_exit 1;
105 }
106
107 # win32 is fucked up, of course. exit will clean stuff up,
108 # which destroys our database etc. _exit will exit ALL
109 # forked processes, because of the dreaded fork emulation.
110 DC::_exit 0;
111 }
112
113 close $fh_w;
114
115 my $buffer;
116
117 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
118 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
119 undef $w;
120 $cb->();
121 return;
122 }
123
124 while ($buffer =~ s/^(.*)\n//) {
125 my $line = $1;
126 $line =~ s/\s+$//;
127 utf8::decode $line;
128 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
129 $cb->(JSON::XS->new->allow_nonref->decode ($1));
130 } else {
131 ::message ({
132 markup => "background($pid): " . DC::asxml $line,
133 });
134 }
135 }
56 } 136 });
137}
138
139sub background_msg {
140 my ($msg) = @_;
141
142 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
143 $msg =~ s/\n//g;
144 utf8::encode $msg;
145 print $msg, "\n";
146}
147
148package DC;
149
150our @RC_THEME = ("theme-plain", ".");
151our $RC_BASE;
152
153for (grep !ref, @INC) {
154 $RC_BASE = "$_/Deliantra/Client/private/resources";
155 last if -d $RC_BASE;
57} 156}
58 157
59sub find_rcfile($) { 158sub find_rcfile($) {
60 my $path; 159 my $path;
61 160
62 for (grep !ref, @INC) { 161 for (@RC_THEME) {
63 $path = "$_/CFClient/resources/$_[0]"; 162 $path = "$RC_BASE/$_/$_[0]";
64 return $path if -r $path; 163 return $path if -r $path;
65 } 164 }
66 165
67 die "FATAL: can't find required file $_[0]\n"; 166 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
68} 167}
69 168
70sub read_cfg { 169sub read_cfg {
71 my ($file) = @_; 170 my ($file) = @_;
72 171
73 open CFG, $file 172 open my $fh, $file
74 or return; 173 or return;
75 174
76 my $CFG;
77
78 local $/; 175 local $/;
79 $CFG = eval <CFG>; 176 my $CFG = <$fh>;
80 177
81 $::CFG = $CFG; 178 $::CFG = decode_json $CFG;
82
83 close CFG;
84} 179}
85 180
86sub write_cfg { 181sub write_cfg {
87 my ($file) = @_; 182 my $file = "$Deliantra::VARDIR/client.cf";
88 183
89 open CFG, ">$file" 184 $::CFG->{VERSION} = $::VERSION;
185
186 open my $fh, ">:utf8", $file
90 or return; 187 or return;
188 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
189}
91 190
191sub http_proxy {
192 my @proxy = win32_proxy_info;
193
194 if (@proxy) {
195 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
196 } elsif (exists $ENV{http_proxy}) {
197 $ENV{http_proxy}
198 } else {
199 ()
92 { 200 }
93 require Data::Dumper;
94 local $Data::Dumper::Purity = 1;
95 $::CFG->{VERSION} = $::VERSION;
96 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
97 }
98
99 close CFG;
100} 201}
101 202
102mkdir "$Crossfire::VARDIR/pclient", 0777; 203sub set_proxy {
204 my $proxy = http_proxy
205 or return;
103 206
104our $DB_ENV = new BerkeleyDB::Env 207 $ENV{http_proxy} = $proxy;
105 -Home => "$Crossfire::VARDIR/pclient", 208}
106 -Cachesize => 1_000_000,
107 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
108# -ErrPrefix => "DATABASE",
109 -Verbose => 1,
110 -Flags => DB_CREATE | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
111 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
112 209
113sub db_table($) { 210sub lwp_useragent {
114 my ($table) = @_; 211 require LWP::UserAgent;
115
116 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
117 212
118 new CFClient::Database 213 DC::set_proxy;
119 -Env => $DB_ENV,
120 -Filename => $table,
121# -Filename => "database",
122# -Subname => $table,
123 -Property => DB_CHKSUM,
124 -Flags => DB_CREATE | DB_UPGRADE,
125 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
126}
127 214
128sub pod_to_pango($) { 215 my $ua = LWP::UserAgent->new (
216 agent => "deliantra $VERSION",
217 keep_alive => 1,
218 env_proxy => 1,
219 timeout => 30,
220 );
221}
222
223sub lwp_check($) {
129 my ($pom) = @_; 224 my ($res) = @_;
130 225
131 $pom->present ("CFClient::PodToPango") 226 $res->is_error
132} 227 and die $res->status_line;
133 228
134package CFClient::PodToPango; 229 $res
135
136use base Pod::POM::View::Text;
137
138our $indent = 0;
139
140*view_seq_code =
141*view_seq_bold = sub { "<b>$_[1]</b>" };
142*view_seq_italic = sub { "<i>$_[1]</i>" };
143*view_seq_space =
144*view_seq_link =
145*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) };
146
147sub view_seq_text {
148 my $text = $_[1];
149 $text =~ s/\s+/ /g;
150 CFClient::UI::Label::escape ($text)
151} 230}
152 231
153sub view_item { 232sub fh_nonblocking($$) {
154 ("\t" x ($indent / 4)) 233 my ($fh, $nb) = @_;
155 . $_[1]->title->present ($_[0])
156 . "\n"
157 . $_[1]->content->present ($_[0])
158}
159 234
160sub view_textblock { 235 if ($^O eq "MSWin32") {
161 ("\t" x ($indent / 2)) . "$_[1]\n\n" 236 $nb = (! ! $nb) + 0;
237 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
238 } else {
239 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
240 }
162} 241}
163 242
164sub view_head2 { 243package DC::Layout;
165 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n" 244
166 . $_[1]->content->present ($_[0]) 245$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
246 glyph_cache_restore;
167}; 247};
168 248
169sub view_over { 249$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
170 local $indent = $indent + $_[1]->indent; 250 glyph_cache_backup;
171 $_[1]->content->present ($_[0])
172}
173
174package CFClient::Database;
175
176our @ISA = BerkeleyDB::Btree::;
177
178sub get($$) {
179 my $data;
180
181 $_[0]->db_get ($_[1], $data) == 0
182 ? $data
183 : ()
184}
185
186my %DB_SYNC;
187
188sub put($$$) {
189 my ($db, $key, $data) = @_;
190
191 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
192
193 $db->db_put ($key => $data)
194}
195
196package CFClient::Texture;
197
198use strict;
199
200use Scalar::Util;
201
202use CFClient::OpenGL;
203
204my %TEXTURES;
205
206sub new {
207 my ($class, %data) = @_;
208
209 my $self = bless {
210 internalformat => GL_RGBA,
211 format => GL_RGBA,
212 type => GL_UNSIGNED_BYTE,
213 %data,
214 }, $class;
215
216 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
217
218 $self->upload;
219
220 $self
221}
222
223sub new_from_image {
224 my ($class, $image, %arg) = @_;
225
226 $class->new (image => $image, %arg)
227}
228
229sub new_from_file {
230 my ($class, $path, %arg) = @_;
231
232 open my $fh, "<:raw", $path
233 or die "$path: $!";
234
235 local $/;
236 $class->new_from_image (<$fh>, %arg)
237}
238
239#sub new_from_surface {
240# my ($class, $surface) = @_;
241#
242# $surface->rgba;
243#
244# $class->new (
245# data => $surface->pixels,
246# w => $surface->width,
247# h => $surface->height,
248# )
249#}
250
251sub new_from_layout {
252 my ($class, $layout, %arg) = @_;
253
254 my ($w, $h, $data, $format, $internalformat) = $layout->render;
255
256 $class->new (
257 w => $w,
258 h => $h,
259 data => $data,
260 format => $format,
261 internalformat => $format,
262 type => GL_UNSIGNED_BYTE,
263 %arg,
264 )
265}
266
267sub new_from_opengl {
268 my ($class, $w, $h, $cb) = @_;
269
270 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
271}
272
273sub topot {
274 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
275}
276
277sub upload {
278 my ($self) = @_;
279
280 return unless $GL_VERSION;
281
282 my $data;
283
284 if (exists $self->{data}) {
285 $data = $self->{data};
286
287 } elsif (exists $self->{render_cb}) {
288 glViewport 0, 0, $self->{w}, $self->{h};
289 glMatrixMode GL_PROJECTION;
290 glLoadIdentity;
291 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
292 glMatrixMode GL_MODELVIEW;
293 glLoadIdentity;
294 $self->{render_cb}->($self, $self->{w}, $self->{h});
295
296 } else {
297 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
298 = CFClient::load_image_inline $self->{image};
299 }
300
301 my ($tw, $th) = @$self{qw(w h)};
302
303 unless ($tw > 0 && $th > 0) {
304 $tw = $th = 1;
305 $data = "\x00" x 64;
306 }
307
308 $self->{minified} = [CFClient::average $tw, $th, $data]
309 if $self->{minify};
310
311 unless ($GL_NPOT) {
312 # TODO: does not work for zero-sized textures
313 $tw = topot $tw;
314 $th = topot $th;
315
316 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
317 my $bpp = (length $data) / ($self->{w} * $self->{h});
318 $data = pack "(a" . ($tw * $bpp) . ")*",
319 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
320 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
321 }
322 }
323
324 $self->{s} = $self->{w} / $tw;
325 $self->{t} = $self->{h} / $th;
326
327 $self->{name} ||= glGenTexture;
328
329 glBindTexture GL_TEXTURE_2D, $self->{name};
330
331 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
332 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
333
334 if ($::FAST) {
335 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
336 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
337 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
338 # alternatively check for 0x8191
339 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
340 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
341 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
342 } else {
343 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
344 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
345 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
346 }
347
348 glGetError;
349
350 if (defined $data) {
351 glTexImage2D GL_TEXTURE_2D, 0,
352 $self->{internalformat},
353 $tw, $th, # need to pad texture first
354 0,
355 $self->{format},
356 $self->{type},
357 $data;
358 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
359 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
360 } else {
361 glCopyTexImage2D GL_TEXTURE_2D, 0,
362 $self->{internalformat},
363 0, 0,
364 $tw, $th,
365 0;
366 CFClient::gl_check "copying to texture %dx%d if=%x",
367 $tw, $th, $self->{internalformat};
368 }
369}
370
371sub DESTROY {
372 my ($self) = @_;
373
374 delete $TEXTURES{$self+0};
375
376 glDeleteTexture delete $self->{name}
377 if $self->{name};
378}
379
380sub restore_state{
381 $_->upload
382 for values %TEXTURES;
383}; 251};
384 252
3851; 2531;
386 254
387=back 255=back

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