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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.61 by root, Wed May 24 21:49:58 2006 UTC vs.
Revision 1.136 by root, Sat Dec 9 02:21:24 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 Scalar::Util ();
32use File::Path ();
33use Storable (); # finally
27 34
28use CFClient::OpenGL; 35BEGIN {
29 36 use Crossfire::Protocol::Base ();
30our %GL_EXT; 37 *to_json = \&Crossfire::Protocol::Base::to_json;
31our $GL_VERSION; 38 *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} 39}
52 40
53sub gl_check { 41=item guard { BLOCK }
54 return unless $GL_DEBUG;
55 42
56 if (my $error = glGetError) { 43Returns an object that executes the given block as soon as it is destroyed.
57 my ($format, @args) = @_; 44
58 Carp::cluck sprintf "opengl error %x while $format", $error, @args; 45=cut
46
47sub guard(&) {
48 bless \(my $cb = $_[0]), "CFPlus::Guard"
49}
50
51sub CFPlus::Guard::DESTROY {
52 ${$_[0]}->()
53}
54
55=item shorten $string[, $maxlength]
56
57=cut
58
59sub shorten($;$) {
60 my ($str, $len) = @_;
61 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
62 $str
63}
64
65sub asxml($) {
66 local $_ = $_[0];
67
68 s/&/&amp;/g;
69 s/>/&gt;/g;
70 s/</&lt;/g;
71
72 $_
73}
74
75sub socketpipe() {
76 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
77 or die "cannot establish bidiretcional pipe: $!\n";
78
79 ($fh1, $fh2)
80}
81
82sub background(&;&) {
83 my ($bg, $cb) = @_;
84
85 my ($fh_r, $fh_w) = CFPlus::socketpipe;
86
87 my $pid = fork;
88
89 if (defined $pid && !$pid) {
90 local $SIG{__DIE__};
91
92 open STDOUT, ">&", $fh_w;
93 open STDERR, ">&", $fh_w;
94 close $fh_r;
95 close $fh_w;
96
97 $| = 1;
98
99 eval { $bg->() };
100
101 if ($@) {
102 my $msg = $@;
103 $msg =~ s/\n+/\n/;
104 warn "FATAL: $msg";
105 CFPlus::_exit 1;
106 }
107
108 # win32 is fucked up, of course. exit will clean stuff up,
109 # which destroys our database etc. _exit will exit ALL
110 # forked processes, because of the dreaded fork emulation.
111 CFPlus::_exit 0;
59 } 112 }
113
114 close $fh_w;
115
116 my $buffer;
117
118 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
119 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
120 undef $w;
121 $cb->();
122 return;
123 }
124
125 while ($buffer =~ s/^(.*)\n//) {
126 my $line = $1;
127 $line =~ s/\s+$//;
128 utf8::decode $line;
129 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
130 $cb->(from_json $1);
131 } else {
132 ::message ({
133 markup => "background($pid): " . CFPlus::asxml $line,
134 });
135 }
136 }
137 });
60} 138}
139
140sub background_msg {
141 my ($msg) = @_;
142
143 $msg = "\x{e877}json_msg " . to_json $msg;
144 $msg =~ s/\n//g;
145 utf8::encode $msg;
146 print $msg, "\n";
147}
148
149package CFPlus::Database;
150
151our @ISA = BerkeleyDB::Btree::;
152
153sub get($$) {
154 my $data;
155
156 $_[0]->db_get ($_[1], $data) == 0
157 ? $data
158 : ()
159}
160
161my %DB_SYNC;
162
163sub put($$$) {
164 my ($db, $key, $data) = @_;
165
166 my $hkey = $db + 0;
167 Scalar::Util::weaken $db;
168 $DB_SYNC{$hkey} ||= AnyEvent->timer (after => 5, cb => sub {
169 delete $DB_SYNC{$hkey};
170 $db->db_sync if $db;
171 });
172
173 $db->db_put ($key => $data)
174}
175
176package CFPlus;
61 177
62sub find_rcfile($) { 178sub find_rcfile($) {
63 my $path; 179 my $path;
64 180
65 for (grep !ref, @INC) { 181 for (grep !ref, @INC) {
66 $path = "$_/CFClient/resources/$_[0]"; 182 $path = "$_/CFPlus/resources/$_[0]";
67 return $path if -r $path; 183 return $path if -r $path;
68 } 184 }
69 185
70 die "FATAL: can't find required file $_[0]\n"; 186 die "FATAL: can't find required file $_[0]\n";
71} 187}
72 188
73sub read_cfg { 189sub read_cfg {
74 my ($file) = @_; 190 my ($file) = @_;
75 191
76 open CFG, $file 192 open my $fh, $file
77 or return; 193 or return;
78 194
79 my $CFG;
80
81 local $/; 195 local $/;
82 $CFG = eval <CFG>; 196 my $CFG = <$fh>;
83 197
84 $::CFG = $CFG; 198 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
85 199 require YAML;
86 close CFG; 200 utf8::decode $CFG;
201 $::CFG = YAML::Load ($CFG);
202 } elsif ($CFG =~ /^\{/) {
203 $::CFG = from_json $CFG;
204 } else {
205 $::CFG = eval $CFG; ## todo comaptibility cruft
206 }
87} 207}
88 208
89sub write_cfg { 209sub write_cfg {
90 my ($file) = @_; 210 my ($file) = @_;
91 211
92 open CFG, ">$file" 212 $::CFG->{VERSION} = $::VERSION;
213
214 open my $fh, ">:utf8", $file
93 or return; 215 or return;
216 print $fh to_json $::CFG;
217}
94 218
95 { 219sub http_proxy {
96 require Data::Dumper; 220 my @proxy = win32_proxy_info;
97 local $Data::Dumper::Purity = 1; 221
98 $::CFG->{VERSION} = $::VERSION; 222 if (@proxy) {
99 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); 223 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
224 } elsif (exists $ENV{http_proxy}) {
225 $ENV{http_proxy}
226 } else {
227 ()
100 } 228 }
101
102 close CFG;
103} 229}
104 230
105mkdir "$Crossfire::VARDIR/pclient", 0777; 231sub set_proxy {
232 my $proxy = http_proxy
233 or return;
106 234
107our $DB_ENV = new BerkeleyDB::Env 235 $ENV{http_proxy} = $proxy;
108 -Home => "$Crossfire::VARDIR/pclient", 236}
109 -Cachesize => 1_000_000, 237
110 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt", 238sub lwp_useragent {
111# -ErrPrefix => "DATABASE", 239 require LWP::UserAgent;
112 -Verbose => 1, 240
113 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN, 241 CFPlus::set_proxy;
114 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error"; 242
243 my $ua = LWP::UserAgent->new (
244 agent => "cfplus $VERSION",
245 keep_alive => 1,
246 env_proxy => 1,
247 timeout => 30,
248 );
249}
250
251sub lwp_check($) {
252 my ($res) = @_;
253
254 $res->is_error
255 and die $res->status_line;
256
257 $res
258}
259
260our $DB_ENV;
261our $DB_STATE;
115 262
116sub db_table($) { 263sub db_table($) {
117 my ($table) = @_; 264 my ($table) = @_;
118 265
119 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; 266 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
120 267
121 new CFClient::Database 268 new CFPlus::Database
122 -Env => $DB_ENV, 269 -Env => $DB_ENV,
123 -Filename => $table, 270 -Filename => $table,
124# -Filename => "database", 271# -Filename => "database",
125# -Subname => $table, 272# -Subname => $table,
126 -Property => DB_CHKSUM, 273 -Property => DB_CHKSUM,
127 -Flags => DB_CREATE | DB_UPGRADE, 274 -Flags => DB_CREATE | DB_UPGRADE,
128 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"; 275 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"
129} 276}
130 277
131sub pod_to_pango($) { 278our $DB_HOME = "$Crossfire::VARDIR/cfplus";
132 my ($pom) = @_;
133 279
134 $pom->present ("CFClient::PodToPango") 280sub open_db {
135} 281 use strict;
136 282
137sub pod_to_pango_list($) { 283 mkdir $DB_HOME, 0777;
138 my ($pom) = @_; 284 my $recover = $BerkeleyDB::db_version >= 4.4
285 ? eval "DB_REGISTER | DB_RECOVER"
286 : 0;
139 287
288 $DB_ENV = new BerkeleyDB::Env
289 -Home => $DB_HOME,
290 -Cachesize => 1_000_000,
291 -ErrFile => "$DB_HOME/errorlog.txt",
292# -ErrPrefix => "DATABASE",
293 -Verbose => 1,
294 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | $recover,
295 -SetFlags => DB_AUTO_COMMIT | DB_LOG_AUTOREMOVE,
296 or die "unable to create/open database home $DB_HOME: $BerkeleyDB::Error";
297
298 $DB_STATE = db_table "state";
299
140 [ 300 1
141 map s/^(\s*)// && [40 * length $1, length $_ ? $_ : " "],
142 split /\n/, $pom->present ("CFClient::PodToPango")
143 ]
144} 301}
145 302
146package CFClient::PodToPango; 303unless (eval { open_db }) {
147 304 File::Path::rmtree $DB_HOME;
148use base Pod::POM::View::Text; 305 open_db;
149
150our $indent = 0;
151
152*view_seq_code =
153*view_seq_bold = sub { "<b>$_[1]</b>" };
154*view_seq_italic = sub { "<i>$_[1]</i>" };
155*view_seq_space =
156*view_seq_link =
157*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) };
158
159sub view_seq_text {
160 my $text = $_[1];
161 $text =~ s/\s+/ /g;
162 CFClient::UI::Label::escape ($text)
163} 306}
164 307
165sub view_item { 308package CFPlus::Layout;
166 ("\t" x ($indent / 4))
167 . $_[1]->title->present ($_[0])
168 . "\n"
169 . $_[1]->content->present ($_[0])
170}
171 309
172sub view_verbatim { 310$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
173 (join "", 311 reset_glyph_cache;
174 map +("\t" x ($indent / 2)) . "$_\n",
175 split /\n/, CFClient::UI::Label::escape ($_[1]))
176 . "\n"
177}
178
179sub view_textblock {
180 ("\t" x ($indent / 2)) . "$_[1]\n\n"
181}
182
183sub view_head1 {
184 "<span foreground='#ffff00' size='x-large'>" . $_[1]->title->present ($_[0]) . "</span>\n\n"
185 . $_[1]->content->present ($_[0])
186}; 312};
187
188sub view_head2 {
189 "<span foreground='#ccccff' size='large'>" . $_[1]->title->present ($_[0]) . "</span>\n\n"
190 . $_[1]->content->present ($_[0])
191};
192
193sub view_over {
194 local $indent = $indent + $_[1]->indent;
195 $_[1]->content->present ($_[0])
196}
197
198package CFClient::Database;
199
200our @ISA = BerkeleyDB::Btree::;
201
202sub get($$) {
203 my $data;
204
205 $_[0]->db_get ($_[1], $data) == 0
206 ? $data
207 : ()
208}
209
210my %DB_SYNC;
211
212sub put($$$) {
213 my ($db, $key, $data) = @_;
214
215 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
216
217 $db->db_put ($key => $data)
218}
219
220package CFClient::Texture;
221
222use strict;
223
224use Scalar::Util;
225
226use CFClient::OpenGL;
227
228my %TEXTURES;
229
230sub new {
231 my ($class, %data) = @_;
232
233 my $self = bless {
234 internalformat => GL_RGBA,
235 format => GL_RGBA,
236 type => GL_UNSIGNED_BYTE,
237 %data,
238 }, $class;
239
240 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
241
242 $self->upload;
243
244 $self
245}
246
247sub new_from_image {
248 my ($class, $image, %arg) = @_;
249
250 $class->new (image => $image, %arg)
251}
252
253sub new_from_file {
254 my ($class, $path, %arg) = @_;
255
256 open my $fh, "<:raw", $path
257 or die "$path: $!";
258
259 local $/;
260 $class->new_from_image (<$fh>, %arg)
261}
262
263#sub new_from_surface {
264# my ($class, $surface) = @_;
265#
266# $surface->rgba;
267#
268# $class->new (
269# data => $surface->pixels,
270# w => $surface->width,
271# h => $surface->height,
272# )
273#}
274
275sub new_from_layout {
276 my ($class, $layout, %arg) = @_;
277
278 my ($w, $h, $data, $format, $internalformat) = $layout->render;
279
280 $class->new (
281 w => $w,
282 h => $h,
283 data => $data,
284 format => $format,
285 internalformat => $format,
286 type => GL_UNSIGNED_BYTE,
287 %arg,
288 )
289}
290
291sub new_from_opengl {
292 my ($class, $w, $h, $cb) = @_;
293
294 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
295}
296
297sub topot {
298 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
299}
300
301sub upload {
302 my ($self) = @_;
303
304 return unless $GL_VERSION;
305
306 my $data;
307
308 if (exists $self->{data}) {
309 $data = $self->{data};
310
311 } elsif (exists $self->{render_cb}) {
312 glViewport 0, 0, $self->{w}, $self->{h};
313 glMatrixMode GL_PROJECTION;
314 glLoadIdentity;
315 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
316 glMatrixMode GL_MODELVIEW;
317 glLoadIdentity;
318 $self->{render_cb}->($self, $self->{w}, $self->{h});
319
320 } else {
321 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
322 = CFClient::load_image_inline $self->{image};
323 }
324
325 my ($tw, $th) = @$self{qw(w h)};
326
327 unless ($tw > 0 && $th > 0) {
328 $tw = $th = 1;
329 $data = "\x00" x 64;
330 }
331
332 $self->{minified} = [CFClient::average $tw, $th, $data]
333 if $self->{minify};
334
335 unless ($GL_NPOT) {
336 # TODO: does not work for zero-sized textures
337 $tw = topot $tw;
338 $th = topot $th;
339
340 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
341 my $bpp = (length $data) / ($self->{w} * $self->{h});
342 $data = pack "(a" . ($tw * $bpp) . ")*",
343 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
344 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
345 }
346 }
347
348 $self->{s} = $self->{w} / $tw;
349 $self->{t} = $self->{h} / $th;
350
351 $self->{name} ||= glGenTexture;
352
353 glBindTexture GL_TEXTURE_2D, $self->{name};
354
355 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
356 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
357
358 if ($::FAST) {
359 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
360 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
361 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
362 # alternatively check for 0x8191
363 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
364 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
365 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
366 } else {
367 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
368 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
369 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
370 }
371
372 glGetError;
373
374 if (defined $data) {
375 glTexImage2D GL_TEXTURE_2D, 0,
376 $self->{internalformat},
377 $tw, $th,
378 0,
379 $self->{format},
380 $self->{type},
381 $data;
382 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
383 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
384 } else {
385 glCopyTexImage2D GL_TEXTURE_2D, 0,
386 $self->{internalformat},
387 0, 0,
388 $tw, $th,
389 0;
390 CFClient::gl_check "copying to texture %dx%d if=%x",
391 $tw, $th, $self->{internalformat};
392 }
393
394 glBindTexture GL_TEXTURE_2D, 0; # just to be on the safe side
395}
396
397sub DESTROY {
398 my ($self) = @_;
399
400 delete $TEXTURES{$self+0};
401
402 glDeleteTexture delete $self->{name}
403 if $self->{name};
404}
405
406sub restore_state {
407 $_->upload
408 for values %TEXTURES;
409}
410 313
4111; 3141;
412 315
413=back 316=back
414 317

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