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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 1.153 by root, Sun Oct 14 20:08:26 2007 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 = '0.992';
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 Pod::POM ();
30use File::Path ();
31use Storable (); # finally
32use Fcntl ();
33use JSON::XS qw(to_json from_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 = $_[0]), "CFPlus::Guard"
38 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
39
40 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
41 $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} 43}
52 44
53sub gl_check { 45sub CFPlus::Guard::DESTROY {
54 return unless $GL_DEBUG; 46 ${$_[0]}->()
47}
55 48
56 if (my $error = glGetError) { 49=item shorten $string[, $maxlength]
57 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) = CFPlus::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 CFPlus::_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 CFPlus::_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): " . CFPlus::asxml $line,
128 });
129 }
130 }
58 } 131 });
59} 132}
133
134sub background_msg {
135 my ($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 $msg, "\n";
141}
142
143package CFPlus;
60 144
61sub find_rcfile($) { 145sub find_rcfile($) {
62 my $path; 146 my $path;
63 147
64 for (grep !ref, @INC) { 148 for (grep !ref, @INC) {
65 $path = "$_/CFClient/resources/$_[0]"; 149 $path = "$_/CFPlus/resources/$_[0]";
66 return $path if -r $path; 150 return $path if -r $path;
67 } 151 }
68 152
69 die "FATAL: can't find required file $_[0]\n"; 153 die "FATAL: can't find required file $_[0]\n";
70} 154}
71 155
72sub read_cfg { 156sub read_cfg {
73 my ($file) = @_; 157 my ($file) = @_;
74 158
75 open CFG, $file 159 open my $fh, $file
76 or return; 160 or return;
77 161
78 my $CFG;
79
80 local $/; 162 local $/;
81 $CFG = eval <CFG>; 163 my $CFG = <$fh>;
82 164
83 $::CFG = $CFG; 165 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
84 166 require YAML;
85 close CFG; 167 utf8::decode $CFG;
168 $::CFG = YAML::Load ($CFG);
169 } elsif ($CFG =~ /^\{/) {
170 $::CFG = from_json $CFG;
171 } else {
172 $::CFG = eval $CFG; ## todo comaptibility cruft
173 }
86} 174}
87 175
88sub write_cfg { 176sub write_cfg {
89 my ($file) = @_; 177 my ($file) = @_;
90 178
91 open CFG, ">$file" 179 $::CFG->{VERSION} = $::VERSION;
180
181 open my $fh, ">:utf8", $file
92 or return; 182 or return;
183 print $fh to_json $::CFG;
184}
93 185
186sub http_proxy {
187 my @proxy = win32_proxy_info;
188
189 if (@proxy) {
190 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
191 } elsif (exists $ENV{http_proxy}) {
192 $ENV{http_proxy}
193 } else {
194 ()
94 { 195 }
95 require Data::Dumper;
96 local $Data::Dumper::Purity = 1;
97 $::CFG->{VERSION} = $::VERSION;
98 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
99 }
100
101 close CFG;
102} 196}
103 197
104mkdir "$Crossfire::VARDIR/pclient", 0777; 198sub set_proxy {
199 my $proxy = http_proxy
200 or return;
105 201
106our $DB_ENV = new BerkeleyDB::Env 202 $ENV{http_proxy} = $proxy;
107 -Home => "$Crossfire::VARDIR/pclient", 203}
108 -Cachesize => 1_000_000,
109 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
110# -ErrPrefix => "DATABASE",
111 -Verbose => 1,
112 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
113 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
114 204
115sub db_table($) { 205sub lwp_useragent {
116 my ($table) = @_; 206 require LWP::UserAgent;
117
118 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
119 207
120 new CFClient::Database 208 CFPlus::set_proxy;
121 -Env => $DB_ENV,
122 -Filename => $table,
123# -Filename => "database",
124# -Subname => $table,
125 -Property => DB_CHKSUM,
126 -Flags => DB_CREATE | DB_UPGRADE,
127 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
128}
129 209
130sub pod_to_pango($) { 210 my $ua = LWP::UserAgent->new (
211 agent => "cfplus $VERSION",
212 keep_alive => 1,
213 env_proxy => 1,
214 timeout => 30,
215 );
216}
217
218sub lwp_check($) {
131 my ($pom) = @_; 219 my ($res) = @_;
132 220
133 $pom->present ("CFClient::PodToPango") 221 $res->is_error
134} 222 and die $res->status_line;
135 223
136package CFClient::PodToPango; 224 $res
137
138use base Pod::POM::View::Text;
139
140our $indent = 0;
141
142*view_seq_code =
143*view_seq_bold = sub { "<b>$_[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} 225}
154 226
155sub view_item { 227sub fh_nonblocking($$) {
156 ("\t" x ($indent / 4)) 228 my ($fh, $nb) = @_;
157 . $_[1]->title->present ($_[0])
158 . "\n"
159 . $_[1]->content->present ($_[0])
160}
161 229
162sub view_verbatim { 230 if ($^O eq "MSWin32") {
163 (join "", 231 $nb = (! ! $nb) + 0;
164 map +("\t" x ($indent / 2)) . "$_\n", 232 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
165 split /\n/, CFClient::UI::Label::escape ($_[1])) 233 } else {
166 . "\n" 234 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
167} 235 }
168 236
169sub view_textblock {
170 ("\t" x ($indent / 2)) . "$_[1]\n\n"
171} 237}
172 238
173sub view_head2 { 239package CFPlus::Layout;
174 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n" 240
175 . $_[1]->content->present ($_[0]) 241$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
242 reset_glyph_cache;
176}; 243};
177
178sub view_over {
179 local $indent = $indent + $_[1]->indent;
180 $_[1]->content->present ($_[0])
181}
182
183package CFClient::Database;
184
185our @ISA = BerkeleyDB::Btree::;
186
187sub get($$) {
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}
395 244
3961; 2451;
397 246
398=back 247=back
399 248

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