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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.59 by elmex, Tue May 23 17:30:18 2006 UTC vs.
Revision 1.137 by root, Sat Dec 9 21:26:45 2006 UTC

1=head1 NAME 1=head1 NAME
2 2
3CFClient - undocumented utility garbage for our crossfire client 3CFPlus - undocumented utility garbage for our crossfire client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use CFClient; 7 use CFPlus;
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 CFPlus;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.97';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 23 XSLoader::load "CFPlus", $VERSION;
22} 24}
23 25
24use Carp (); 26use utf8;
27
25use AnyEvent (); 28use AnyEvent ();
26use BerkeleyDB; 29use BerkeleyDB;
30use Pod::POM ();
31use File::Path ();
32use Storable (); # finally
27 33
28use CFClient::OpenGL; 34BEGIN {
29 35 use Crossfire::Protocol::Base ();
30our %GL_EXT; 36 *to_json = \&Crossfire::Protocol::Base::to_json;
31our $GL_VERSION; 37 *from_json = \&Crossfire::Protocol::Base::from_json;
32
33our $GL_NPOT;
34our $GL_DEBUG = 1;
35
36sub gl_init {
37 $GL_VERSION = gl_version * 1;
38 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
39
40 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
41 $GL_NPOT = 0 if gl_vendor =~ /ATI Technologies/; # ATI doesn't get it right...
42
43 glDisable GL_COLOR_MATERIAL;
44 glShadeModel GL_FLAT;
45 glDisable GL_DITHER;
46 glDisable GL_DEPTH_TEST;
47 glDepthMask 0;
48 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
49
50 CFClient::Texture::restore_state ();
51} 38}
52 39
53sub gl_check { 40=item guard { BLOCK }
54 return unless $GL_DEBUG;
55 41
56 if (my $error = glGetError) { 42Returns an object that executes the given block as soon as it is destroyed.
57 Carp::cluck sprintf "opengl error %x while %s", $error, &sprintf(@_); 43
44=cut
45
46sub guard(&) {
47 bless \(my $cb = $_[0]), "CFPlus::Guard"
48}
49
50sub CFPlus::Guard::DESTROY {
51 ${$_[0]}->()
52}
53
54=item shorten $string[, $maxlength]
55
56=cut
57
58sub shorten($;$) {
59 my ($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 bidiretcional pipe: $!\n";
77
78 ($fh1, $fh2)
79}
80
81sub background(&;&) {
82 my ($bg, $cb) = @_;
83
84 my ($fh_r, $fh_w) = CFPlus::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 CFPlus::_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 CFPlus::_exit 0;
58 } 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->(from_json $1);
130 } else {
131 ::message ({
132 markup => "background($pid): " . CFPlus::asxml $line,
133 });
134 }
135 }
136 });
59} 137}
138
139sub background_msg {
140 my ($msg) = @_;
141
142 $msg = "\x{e877}json_msg " . to_json $msg;
143 $msg =~ s/\n//g;
144 utf8::encode $msg;
145 print $msg, "\n";
146}
147
148package CFPlus::Database;
149
150our @ISA = BerkeleyDB::Btree::;
151
152sub get($$) {
153 my $data;
154
155 $_[0]->db_get ($_[1], $data) == 0
156 ? $data
157 : ()
158}
159
160my %DB_SYNC;
161
162sub put($$$) {
163 my ($db, $key, $data) = @_;
164
165 my $hkey = $db + 0;
166 CFPlus::weaken $db;
167 $DB_SYNC{$hkey} ||= AnyEvent->timer (after => 5, cb => sub {
168 delete $DB_SYNC{$hkey};
169 $db->db_sync if $db;
170 });
171
172 $db->db_put ($key => $data)
173}
174
175package CFPlus;
60 176
61sub find_rcfile($) { 177sub find_rcfile($) {
62 my $path; 178 my $path;
63 179
64 for (grep !ref, @INC) { 180 for (grep !ref, @INC) {
65 $path = "$_/CFClient/resources/$_[0]"; 181 $path = "$_/CFPlus/resources/$_[0]";
66 return $path if -r $path; 182 return $path if -r $path;
67 } 183 }
68 184
69 die "FATAL: can't find required file $_[0]\n"; 185 die "FATAL: can't find required file $_[0]\n";
70} 186}
71 187
72sub read_cfg { 188sub read_cfg {
73 my ($file) = @_; 189 my ($file) = @_;
74 190
75 open CFG, $file 191 open my $fh, $file
76 or return; 192 or return;
77 193
78 my $CFG;
79
80 local $/; 194 local $/;
81 $CFG = eval <CFG>; 195 my $CFG = <$fh>;
82 196
83 $::CFG = $CFG; 197 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
84 198 require YAML;
85 close CFG; 199 utf8::decode $CFG;
200 $::CFG = YAML::Load ($CFG);
201 } elsif ($CFG =~ /^\{/) {
202 $::CFG = from_json $CFG;
203 } else {
204 $::CFG = eval $CFG; ## todo comaptibility cruft
205 }
86} 206}
87 207
88sub write_cfg { 208sub write_cfg {
89 my ($file) = @_; 209 my ($file) = @_;
90 210
91 open CFG, ">$file" 211 $::CFG->{VERSION} = $::VERSION;
212
213 open my $fh, ">:utf8", $file
92 or return; 214 or return;
215 print $fh to_json $::CFG;
216}
93 217
94 { 218sub http_proxy {
95 require Data::Dumper; 219 my @proxy = win32_proxy_info;
96 local $Data::Dumper::Purity = 1; 220
97 $::CFG->{VERSION} = $::VERSION; 221 if (@proxy) {
98 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); 222 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
223 } elsif (exists $ENV{http_proxy}) {
224 $ENV{http_proxy}
225 } else {
226 ()
99 } 227 }
100
101 close CFG;
102} 228}
103 229
104mkdir "$Crossfire::VARDIR/pclient", 0777; 230sub set_proxy {
231 my $proxy = http_proxy
232 or return;
105 233
106our $DB_ENV = new BerkeleyDB::Env 234 $ENV{http_proxy} = $proxy;
107 -Home => "$Crossfire::VARDIR/pclient", 235}
108 -Cachesize => 1_000_000, 236
109 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt", 237sub lwp_useragent {
110# -ErrPrefix => "DATABASE", 238 require LWP::UserAgent;
111 -Verbose => 1, 239
112 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN, 240 CFPlus::set_proxy;
113 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error"; 241
242 my $ua = LWP::UserAgent->new (
243 agent => "cfplus $VERSION",
244 keep_alive => 1,
245 env_proxy => 1,
246 timeout => 30,
247 );
248}
249
250sub lwp_check($) {
251 my ($res) = @_;
252
253 $res->is_error
254 and die $res->status_line;
255
256 $res
257}
258
259our $DB_ENV;
260our $DB_STATE;
114 261
115sub db_table($) { 262sub db_table($) {
116 my ($table) = @_; 263 my ($table) = @_;
117 264
118 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; 265 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
119 266
120 new CFClient::Database 267 new CFPlus::Database
121 -Env => $DB_ENV, 268 -Env => $DB_ENV,
122 -Filename => $table, 269 -Filename => $table,
123# -Filename => "database", 270# -Filename => "database",
124# -Subname => $table, 271# -Subname => $table,
125 -Property => DB_CHKSUM, 272 -Property => DB_CHKSUM,
126 -Flags => DB_CREATE | DB_UPGRADE, 273 -Flags => DB_CREATE | DB_UPGRADE,
127 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"; 274 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"
128} 275}
129 276
130sub pod_to_pango($) { 277our $DB_HOME = "$Crossfire::VARDIR/cfplus";
131 my ($pom) = @_;
132 278
133 $pom->present ("CFClient::PodToPango") 279sub open_db {
134} 280 use strict;
135 281
136package CFClient::PodToPango; 282 mkdir $DB_HOME, 0777;
283 my $recover = $BerkeleyDB::db_version >= 4.4
284 ? eval "DB_REGISTER | DB_RECOVER"
285 : 0;
137 286
138use base Pod::POM::View::Text; 287 $DB_ENV = new BerkeleyDB::Env
288 -Home => $DB_HOME,
289 -Cachesize => 1_000_000,
290 -ErrFile => "$DB_HOME/errorlog.txt",
291# -ErrPrefix => "DATABASE",
292 -Verbose => 1,
293 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | $recover,
294 -SetFlags => DB_AUTO_COMMIT | DB_LOG_AUTOREMOVE,
295 or die "unable to create/open database home $DB_HOME: $BerkeleyDB::Error";
139 296
140our $indent = 0; 297 $DB_STATE = db_table "state";
141 298
142*view_seq_code = 299 1
143*view_seq_bold = sub { "<b>$_[1]</b>" };
144*view_seq_italic = sub { "<i>$_[1]</i>" };
145*view_seq_space =
146*view_seq_link =
147*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) };
148
149sub view_seq_text {
150 my $text = $_[1];
151 $text =~ s/\s+/ /g;
152 CFClient::UI::Label::escape ($text)
153} 300}
154 301
155sub view_item { 302unless (eval { open_db }) {
156 ("\t" x ($indent / 4)) 303 File::Path::rmtree $DB_HOME;
157 . $_[1]->title->present ($_[0]) 304 open_db;
158 . "\n"
159 . $_[1]->content->present ($_[0])
160} 305}
161 306
162sub view_verbatim { 307package CFPlus::Layout;
163 (join "",
164 map +("\t" x ($indent / 2)) . "$_\n",
165 split /\n/, CFClient::UI::Label::escape ($_[1]))
166 . "\n"
167}
168 308
169sub view_textblock { 309$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
170 ("\t" x ($indent / 2)) . "$_[1]\n\n" 310 reset_glyph_cache;
171}
172
173sub view_head2 {
174 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n"
175 . $_[1]->content->present ($_[0])
176}; 311};
177
178sub view_over {
179 local $indent = $indent + $_[1]->indent;
180 $_[1]->content->present ($_[0])
181}
182
183package CFClient::Database;
184
185our @ISA = BerkeleyDB::Btree::;
186
187sub get($$) {
188 my $data;
189
190 $_[0]->db_get ($_[1], $data) == 0
191 ? $data
192 : ()
193}
194
195my %DB_SYNC;
196
197sub put($$$) {
198 my ($db, $key, $data) = @_;
199
200 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
201
202 $db->db_put ($key => $data)
203}
204
205package CFClient::Texture;
206
207use strict;
208
209use Scalar::Util;
210
211use CFClient::OpenGL;
212
213my %TEXTURES;
214
215sub new {
216 my ($class, %data) = @_;
217
218 my $self = bless {
219 internalformat => GL_RGBA,
220 format => GL_RGBA,
221 type => GL_UNSIGNED_BYTE,
222 %data,
223 }, $class;
224
225 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
226
227 $self->upload;
228
229 $self
230}
231
232sub new_from_image {
233 my ($class, $image, %arg) = @_;
234
235 $class->new (image => $image, %arg)
236}
237
238sub new_from_file {
239 my ($class, $path, %arg) = @_;
240
241 open my $fh, "<:raw", $path
242 or die "$path: $!";
243
244 local $/;
245 $class->new_from_image (<$fh>, %arg)
246}
247
248#sub new_from_surface {
249# my ($class, $surface) = @_;
250#
251# $surface->rgba;
252#
253# $class->new (
254# data => $surface->pixels,
255# w => $surface->width,
256# h => $surface->height,
257# )
258#}
259
260sub new_from_layout {
261 my ($class, $layout, %arg) = @_;
262
263 my ($w, $h, $data, $format, $internalformat) = $layout->render;
264
265 $class->new (
266 w => $w,
267 h => $h,
268 data => $data,
269 format => $format,
270 internalformat => $format,
271 type => GL_UNSIGNED_BYTE,
272 %arg,
273 )
274}
275
276sub new_from_opengl {
277 my ($class, $w, $h, $cb) = @_;
278
279 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
280}
281
282sub topot {
283 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
284}
285
286sub upload {
287 my ($self) = @_;
288
289 return unless $GL_VERSION;
290
291 my $data;
292
293 if (exists $self->{data}) {
294 $data = $self->{data};
295
296 } elsif (exists $self->{render_cb}) {
297 glViewport 0, 0, $self->{w}, $self->{h};
298 glMatrixMode GL_PROJECTION;
299 glLoadIdentity;
300 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
301 glMatrixMode GL_MODELVIEW;
302 glLoadIdentity;
303 $self->{render_cb}->($self, $self->{w}, $self->{h});
304
305 } else {
306 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
307 = CFClient::load_image_inline $self->{image};
308 }
309
310 my ($tw, $th) = @$self{qw(w h)};
311
312 unless ($tw > 0 && $th > 0) {
313 $tw = $th = 1;
314 $data = "\x00" x 64;
315 }
316
317 $self->{minified} = [CFClient::average $tw, $th, $data]
318 if $self->{minify};
319
320 unless ($GL_NPOT) {
321 # TODO: does not work for zero-sized textures
322 $tw = topot $tw;
323 $th = topot $th;
324
325 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
326 my $bpp = (length $data) / ($self->{w} * $self->{h});
327 $data = pack "(a" . ($tw * $bpp) . ")*",
328 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
329 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
330 }
331 }
332
333 $self->{s} = $self->{w} / $tw;
334 $self->{t} = $self->{h} / $th;
335
336 $self->{name} ||= glGenTexture;
337
338 glBindTexture GL_TEXTURE_2D, $self->{name};
339
340 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
341 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
342
343 if ($::FAST) {
344 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
345 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
346 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
347 # alternatively check for 0x8191
348 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
349 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
350 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
351 } else {
352 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
353 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
354 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
355 }
356
357 glGetError;
358
359 if (defined $data) {
360 glTexImage2D GL_TEXTURE_2D, 0,
361 $self->{internalformat},
362 $tw, $th,
363 0,
364 $self->{format},
365 $self->{type},
366 $data;
367 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
368 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
369 } else {
370 glCopyTexImage2D GL_TEXTURE_2D, 0,
371 $self->{internalformat},
372 0, 0,
373 $tw, $th,
374 0;
375 CFClient::gl_check "copying to texture %dx%d if=%x",
376 $tw, $th, $self->{internalformat};
377 }
378
379 glBindTexture GL_TEXTURE_2D, 0; # just to be on the safe side
380}
381
382sub DESTROY {
383 my ($self) = @_;
384
385 delete $TEXTURES{$self+0};
386
387 glDeleteTexture delete $self->{name}
388 if $self->{name};
389}
390
391sub restore_state {
392 $_->upload
393 for values %TEXTURES;
394}
395 312
3961; 3131;
397 314
398=back 315=back
399 316

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