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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 1.173 by root, Sat Jan 19 04:55:42 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 DC;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.9965';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 23 XSLoader::load "Deliantra::Client", $VERSION;
22} 24}
23 25
24use Carp (); 26use utf8;
27
25use AnyEvent (); 28use AnyEvent ();
26use BerkeleyDB; 29use Pod::POM ();
30use File::Path ();
31use Storable (); # finally
32use Fcntl ();
33use JSON::XS qw(encode_json decode_json);
27 34
28use CFClient::OpenGL; 35=item guard { BLOCK }
29 36
30our %GL_EXT; 37Returns an object that executes the given block as soon as it is destroyed.
31our $GL_VERSION;
32 38
33our $GL_NPOT; 39=cut
34our $GL_DEBUG = 1;
35 40
36sub gl_init { 41sub guard(&) {
37 $GL_VERSION = gl_version * 1; 42 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} 43}
50 44
51sub gl_check { 45sub DC::Guard::DESTROY {
52 return unless $GL_DEBUG; 46 ${$_[0]}->()
47}
53 48
54 if (my $error = glGetError) { 49=item shorten $string[, $maxlength]
55 Carp::cluck sprintf "opengl error %x while %s", $error, sprintf @_; 50
51=cut
52
53sub shorten($;$) {
54 my ($str, $len) = @_;
55 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
56 $str
57}
58
59sub asxml($) {
60 local $_ = $_[0];
61
62 s/&/&amp;/g;
63 s/>/&gt;/g;
64 s/</&lt;/g;
65
66 $_
67}
68
69sub socketpipe() {
70 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
71 or die "cannot establish bidirectional pipe: $!\n";
72
73 ($fh1, $fh2)
74}
75
76sub background(&;&) {
77 my ($bg, $cb) = @_;
78
79 my ($fh_r, $fh_w) = DC::socketpipe;
80
81 my $pid = fork;
82
83 if (defined $pid && !$pid) {
84 local $SIG{__DIE__};
85
86 open STDOUT, ">&", $fh_w;
87 open STDERR, ">&", $fh_w;
88 close $fh_r;
89 close $fh_w;
90
91 $| = 1;
92
93 eval { $bg->() };
94
95 if ($@) {
96 my $msg = $@;
97 $msg =~ s/\n+/\n/;
98 warn "FATAL: $msg";
99 DC::_exit 1;
100 }
101
102 # win32 is fucked up, of course. exit will clean stuff up,
103 # which destroys our database etc. _exit will exit ALL
104 # forked processes, because of the dreaded fork emulation.
105 DC::_exit 0;
106 }
107
108 close $fh_w;
109
110 my $buffer;
111
112 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
113 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
114 undef $w;
115 $cb->();
116 return;
117 }
118
119 while ($buffer =~ s/^(.*)\n//) {
120 my $line = $1;
121 $line =~ s/\s+$//;
122 utf8::decode $line;
123 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
124 $cb->(JSON::XS->new->allow_nonref->decode ($1));
125 } else {
126 ::message ({
127 markup => "background($pid): " . DC::asxml $line,
128 });
129 }
130 }
56 } 131 });
57} 132}
133
134sub background_msg {
135 my ($msg) = @_;
136
137 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
138 $msg =~ s/\n//g;
139 utf8::encode $msg;
140 print $msg, "\n";
141}
142
143package DC;
58 144
59sub find_rcfile($) { 145sub find_rcfile($) {
60 my $path; 146 my $path;
61 147
62 for (grep !ref, @INC) { 148 for (grep !ref, @INC) {
63 $path = "$_/CFClient/resources/$_[0]"; 149 $path = "$_/Deliantra/Client/private/resources/$_[0]";
64 return $path if -r $path; 150 return $path if -r $path;
65 } 151 }
66 152
67 die "FATAL: can't find required file $_[0]\n"; 153 die "FATAL: can't find required file $_[0]\n";
68} 154}
69 155
70sub read_cfg { 156sub read_cfg {
71 my ($file) = @_; 157 my ($file) = @_;
72 158
73 open CFG, $file 159 open my $fh, $file
74 or return; 160 or return;
75 161
76 my $CFG;
77
78 local $/; 162 local $/;
79 $CFG = eval <CFG>; 163 my $CFG = <$fh>;
80 164
81 $::CFG = $CFG; 165 $::CFG = decode_json $CFG;
82
83 close CFG;
84} 166}
85 167
86sub write_cfg { 168sub write_cfg {
87 my ($file) = @_; 169 my ($file) = @_;
88 170
89 open CFG, ">$file" 171 $::CFG->{VERSION} = $::VERSION;
172
173 open my $fh, ">:utf8", $file
90 or return; 174 or return;
175 print $fh encode_json $::CFG;
176}
91 177
178sub http_proxy {
179 my @proxy = win32_proxy_info;
180
181 if (@proxy) {
182 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
183 } elsif (exists $ENV{http_proxy}) {
184 $ENV{http_proxy}
185 } else {
186 ()
92 { 187 }
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} 188}
101 189
102mkdir "$Crossfire::VARDIR/pclient", 0777; 190sub set_proxy {
191 my $proxy = http_proxy
192 or return;
103 193
104our $DB_ENV = new BerkeleyDB::Env 194 $ENV{http_proxy} = $proxy;
105 -Home => "$Crossfire::VARDIR/pclient", 195}
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: $BerkeleyDB::Error";
112 196
113sub db_table($) { 197sub lwp_useragent {
114 my ($table) = @_; 198 require LWP::UserAgent;
115
116 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
117 199
118 new CFClient::Database 200 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]: $BerkeleyDB::Error";
126}
127 201
128sub pod_to_pango($) { 202 my $ua = LWP::UserAgent->new (
203 agent => "deliantra $VERSION",
204 keep_alive => 1,
205 env_proxy => 1,
206 timeout => 30,
207 );
208}
209
210sub lwp_check($) {
129 my ($pom) = @_; 211 my ($res) = @_;
130 212
131 $pom->present ("CFClient::PodToPango") 213 $res->is_error
132} 214 and die $res->status_line;
133 215
134package CFClient::PodToPango; 216 $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} 217}
152 218
153sub view_item { 219sub fh_nonblocking($$) {
154 ("\t" x ($indent / 4)) 220 my ($fh, $nb) = @_;
155 . $_[1]->title->present ($_[0])
156 . "\n"
157 . $_[1]->content->present ($_[0])
158}
159 221
160sub view_textblock { 222 if ($^O eq "MSWin32") {
161 ("\t" x ($indent / 2)) . "$_[1]\n\n" 223 $nb = (! ! $nb) + 0;
162} 224 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
225 } else {
226 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
227 }
163 228
164sub view_head2 { 229}
165 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n" 230
166 . $_[1]->content->present ($_[0]) 231package DC::Layout;
232
233$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
234 glyph_cache_restore;
167}; 235};
168 236
169sub view_over { 237$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
170 local $indent = $indent + $_[1]->indent; 238 glyph_cache_backup;
171 $_[1]->content->present ($_[0])
172}
173
174package CFClient::Database;
175
176our @ISA = BerkeleyDB::Btree::;
177
178sub get($$) {
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}; 239};
384 240
3851; 2411;
386 242
387=back 243=back

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