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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.58 by root, Tue May 23 00:26:17 2006 UTC vs.
Revision 1.185 by root, Fri Aug 1 13:50:08 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 ();
16 20
17BEGIN { 21BEGIN {
18 $VERSION = '0.1'; 22 $VERSION = '0.9974';
19 23
20 use XSLoader; 24 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 25 XSLoader::load "Deliantra::Client", $VERSION;
22} 26}
23 27
24use Carp (); 28use utf8;
29
25use AnyEvent (); 30use AnyEvent ();
26use BerkeleyDB; 31use Pod::POM ();
32use File::Path ();
33use Storable (); # finally
34use Fcntl ();
35use JSON::XS qw(encode_json decode_json);
27 36
28use CFClient::OpenGL; 37=item guard { BLOCK }
29 38
30our %GL_EXT; 39Returns an object that executes the given block as soon as it is destroyed.
31our $GL_VERSION;
32 40
33our $GL_NPOT; 41=cut
34our $GL_DEBUG = 1;
35 42
36sub gl_init { 43sub guard(&) {
37 $GL_VERSION = gl_version * 1; 44 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 glDepthMask 0;
47 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
48
49 CFClient::Texture::restore_state ();
50} 45}
51 46
52sub gl_check { 47sub DC::Guard::DESTROY {
53 return unless $GL_DEBUG; 48 ${$_[0]}->()
49}
54 50
55 if (my $error = glGetError) { 51=item shorten $string[, $maxlength]
56 Carp::cluck sprintf "opengl error %x while %s", $error, &sprintf(@_); 52
53=cut
54
55sub shorten($;$) {
56 my ($str, $len) = @_;
57 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
58 $str
59}
60
61sub asxml($) {
62 local $_ = $_[0];
63
64 s/&/&amp;/g;
65 s/>/&gt;/g;
66 s/</&lt;/g;
67
68 $_
69}
70
71sub socketpipe() {
72 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
73 or die "cannot establish bidirectional pipe: $!\n";
74
75 ($fh1, $fh2)
76}
77
78sub background(&;&) {
79 my ($bg, $cb) = @_;
80
81 my ($fh_r, $fh_w) = DC::socketpipe;
82
83 my $pid = fork;
84
85 if (defined $pid && !$pid) {
86 local $SIG{__DIE__};
87
88 open STDOUT, ">&", $fh_w;
89 open STDERR, ">&", $fh_w;
90 close $fh_r;
91 close $fh_w;
92
93 $| = 1;
94
95 eval { $bg->() };
96
97 if ($@) {
98 my $msg = $@;
99 $msg =~ s/\n+/\n/;
100 warn "FATAL: $msg";
101 DC::_exit 1;
102 }
103
104 # win32 is fucked up, of course. exit will clean stuff up,
105 # which destroys our database etc. _exit will exit ALL
106 # forked processes, because of the dreaded fork emulation.
107 DC::_exit 0;
108 }
109
110 close $fh_w;
111
112 my $buffer;
113
114 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
115 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
116 undef $w;
117 $cb->();
118 return;
119 }
120
121 while ($buffer =~ s/^(.*)\n//) {
122 my $line = $1;
123 $line =~ s/\s+$//;
124 utf8::decode $line;
125 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
126 $cb->(JSON::XS->new->allow_nonref->decode ($1));
127 } else {
128 ::message ({
129 markup => "background($pid): " . DC::asxml $line,
130 });
131 }
132 }
57 } 133 });
58} 134}
135
136sub background_msg {
137 my ($msg) = @_;
138
139 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
140 $msg =~ s/\n//g;
141 utf8::encode $msg;
142 print $msg, "\n";
143}
144
145package DC;
59 146
60sub find_rcfile($) { 147sub find_rcfile($) {
61 my $path; 148 my $path;
62 149
63 for (grep !ref, @INC) { 150 for (grep !ref, @INC) {
64 $path = "$_/CFClient/resources/$_[0]"; 151 $path = "$_/Deliantra/Client/private/resources/$_[0]";
65 return $path if -r $path; 152 return $path if -r $path;
66 } 153 }
67 154
68 die "FATAL: can't find required file $_[0]\n"; 155 die "FATAL: can't find required file $_[0]\n";
69} 156}
70 157
71sub read_cfg { 158sub read_cfg {
72 my ($file) = @_; 159 my ($file) = @_;
73 160
74 open CFG, $file 161 open my $fh, $file
75 or return; 162 or return;
76 163
77 my $CFG;
78
79 local $/; 164 local $/;
80 $CFG = eval <CFG>; 165 my $CFG = <$fh>;
81 166
82 $::CFG = $CFG; 167 $::CFG = decode_json $CFG;
83
84 close CFG;
85} 168}
86 169
87sub write_cfg { 170sub write_cfg {
88 my ($file) = @_; 171 my $file = "$Deliantra::VARDIR/client.cf";
89 172
90 open CFG, ">$file" 173 $::CFG->{VERSION} = $::VERSION;
174
175 open my $fh, ">:utf8", $file
91 or return; 176 or return;
177 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
178}
92 179
180sub http_proxy {
181 my @proxy = win32_proxy_info;
182
183 if (@proxy) {
184 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
185 } elsif (exists $ENV{http_proxy}) {
186 $ENV{http_proxy}
187 } else {
188 ()
93 { 189 }
94 require Data::Dumper;
95 local $Data::Dumper::Purity = 1;
96 $::CFG->{VERSION} = $::VERSION;
97 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
98 }
99
100 close CFG;
101} 190}
102 191
103mkdir "$Crossfire::VARDIR/pclient", 0777; 192sub set_proxy {
193 my $proxy = http_proxy
194 or return;
104 195
105our $DB_ENV = new BerkeleyDB::Env 196 $ENV{http_proxy} = $proxy;
106 -Home => "$Crossfire::VARDIR/pclient", 197}
107 -Cachesize => 1_000_000,
108 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
109# -ErrPrefix => "DATABASE",
110 -Verbose => 1,
111 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
112 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
113 198
114sub db_table($) { 199sub lwp_useragent {
115 my ($table) = @_; 200 require LWP::UserAgent;
116
117 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
118 201
119 new CFClient::Database 202 DC::set_proxy;
120 -Env => $DB_ENV,
121 -Filename => $table,
122# -Filename => "database",
123# -Subname => $table,
124 -Property => DB_CHKSUM,
125 -Flags => DB_CREATE | DB_UPGRADE,
126 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
127}
128 203
129sub pod_to_pango($) { 204 my $ua = LWP::UserAgent->new (
205 agent => "deliantra $VERSION",
206 keep_alive => 1,
207 env_proxy => 1,
208 timeout => 30,
209 );
210}
211
212sub lwp_check($) {
130 my ($pom) = @_; 213 my ($res) = @_;
131 214
132 $pom->present ("CFClient::PodToPango") 215 $res->is_error
133} 216 and die $res->status_line;
134 217
135package CFClient::PodToPango; 218 $res
136
137use base Pod::POM::View::Text;
138
139our $indent = 0;
140
141*view_seq_code =
142*view_seq_bold = sub { "<b>$_[1]</b>" };
143*view_seq_italic = sub { "<i>$_[1]</i>" };
144*view_seq_space =
145*view_seq_link =
146*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) };
147
148sub view_seq_text {
149 my $text = $_[1];
150 $text =~ s/\s+/ /g;
151 CFClient::UI::Label::escape ($text)
152} 219}
153 220
154sub view_item { 221sub fh_nonblocking($$) {
155 ("\t" x ($indent / 4)) 222 my ($fh, $nb) = @_;
156 . $_[1]->title->present ($_[0])
157 . "\n"
158 . $_[1]->content->present ($_[0])
159}
160 223
161sub view_verbatim { 224 if ($^O eq "MSWin32") {
162 (join "", 225 $nb = (! ! $nb) + 0;
163 map +("\t" x ($indent / 2)) . "$_\n", 226 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
164 split /\n/, CFClient::UI::Label::escape ($_[1])) 227 } else {
165 . "\n" 228 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
229 }
166} 230}
167 231
168sub view_textblock { 232package DC::Layout;
169 ("\t" x ($indent / 2)) . "$_[1]\n\n"
170}
171 233
172sub view_head2 { 234$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
173 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n" 235 glyph_cache_restore;
174 . $_[1]->content->present ($_[0])
175}; 236};
176 237
177sub view_over { 238$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
178 local $indent = $indent + $_[1]->indent; 239 glyph_cache_backup;
179 $_[1]->content->present ($_[0]) 240};
180}
181
182package CFClient::Database;
183
184our @ISA = BerkeleyDB::Btree::;
185
186sub get($$) {
187 my $data;
188
189 $_[0]->db_get ($_[1], $data) == 0
190 ? $data
191 : ()
192}
193
194my %DB_SYNC;
195
196sub put($$$) {
197 my ($db, $key, $data) = @_;
198
199 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
200
201 $db->db_put ($key => $data)
202}
203
204package CFClient::Texture;
205
206use strict;
207
208use Scalar::Util;
209
210use CFClient::OpenGL;
211
212my %TEXTURES;
213
214sub new {
215 my ($class, %data) = @_;
216
217 my $self = bless {
218 internalformat => GL_RGBA,
219 format => GL_RGBA,
220 type => GL_UNSIGNED_BYTE,
221 %data,
222 }, $class;
223
224 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
225
226 $self->upload;
227
228 $self
229}
230
231sub new_from_image {
232 my ($class, $image, %arg) = @_;
233
234 $class->new (image => $image, %arg)
235}
236
237sub new_from_file {
238 my ($class, $path, %arg) = @_;
239
240 open my $fh, "<:raw", $path
241 or die "$path: $!";
242
243 local $/;
244 $class->new_from_image (<$fh>, %arg)
245}
246
247#sub new_from_surface {
248# my ($class, $surface) = @_;
249#
250# $surface->rgba;
251#
252# $class->new (
253# data => $surface->pixels,
254# w => $surface->width,
255# h => $surface->height,
256# )
257#}
258
259sub new_from_layout {
260 my ($class, $layout, %arg) = @_;
261
262 my ($w, $h, $data, $format, $internalformat) = $layout->render;
263
264 $class->new (
265 w => $w,
266 h => $h,
267 data => $data,
268 format => $format,
269 internalformat => $format,
270 type => GL_UNSIGNED_BYTE,
271 %arg,
272 )
273}
274
275sub new_from_opengl {
276 my ($class, $w, $h, $cb) = @_;
277
278 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
279}
280
281sub topot {
282 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
283}
284
285sub upload {
286 my ($self) = @_;
287
288 return unless $GL_VERSION;
289
290 my $data;
291
292 if (exists $self->{data}) {
293 $data = $self->{data};
294
295 } elsif (exists $self->{render_cb}) {
296 glViewport 0, 0, $self->{w}, $self->{h};
297 glMatrixMode GL_PROJECTION;
298 glLoadIdentity;
299 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
300 glMatrixMode GL_MODELVIEW;
301 glLoadIdentity;
302 $self->{render_cb}->($self, $self->{w}, $self->{h});
303
304 } else {
305 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
306 = CFClient::load_image_inline $self->{image};
307 }
308
309 my ($tw, $th) = @$self{qw(w h)};
310
311 unless ($tw > 0 && $th > 0) {
312 $tw = $th = 1;
313 $data = "\x00" x 64;
314 }
315
316 $self->{minified} = [CFClient::average $tw, $th, $data]
317 if $self->{minify};
318
319 unless ($GL_NPOT) {
320 # TODO: does not work for zero-sized textures
321 $tw = topot $tw;
322 $th = topot $th;
323
324 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
325 my $bpp = (length $data) / ($self->{w} * $self->{h});
326 $data = pack "(a" . ($tw * $bpp) . ")*",
327 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
328 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
329 }
330 }
331
332 $self->{s} = $self->{w} / $tw;
333 $self->{t} = $self->{h} / $th;
334
335 $self->{name} ||= glGenTexture;
336
337 glBindTexture GL_TEXTURE_2D, $self->{name};
338
339 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
340 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
341
342 if ($::FAST) {
343 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
344 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
345 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
346 # alternatively check for 0x8191
347 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
348 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
349 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
350 } else {
351 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
352 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
353 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
354 }
355
356 glGetError;
357
358 if (defined $data) {
359 glTexImage2D GL_TEXTURE_2D, 0,
360 $self->{internalformat},
361 $tw, $th,
362 0,
363 $self->{format},
364 $self->{type},
365 $data;
366 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
367 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
368 } else {
369 glCopyTexImage2D GL_TEXTURE_2D, 0,
370 $self->{internalformat},
371 0, 0,
372 $tw, $th,
373 0;
374 CFClient::gl_check "copying to texture %dx%d if=%x",
375 $tw, $th, $self->{internalformat};
376 }
377
378 glBindTexture GL_TEXTURE_2D, 0; # just to be on the safe side
379}
380
381sub DESTROY {
382 my ($self) = @_;
383
384 delete $TEXTURES{$self+0};
385
386 glDeleteTexture delete $self->{name}
387 if $self->{name};
388}
389
390sub restore_state {
391 $_->upload
392 for values %TEXTURES;
393}
394 241
3951; 2421;
396 243
397=back 244=back
398 245

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