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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.46 by root, Mon Apr 24 10:19:39 2006 UTC vs.
Revision 1.139 by root, Sun Apr 1 15:08:14 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 = '0.97';
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;
27use CFClient::OpenGL; 30use Pod::POM ();
31use File::Path ();
32use Storable (); # finally
28 33
29our %GL_EXT; 34BEGIN {
30our $GL_VERSION; 35 use Crossfire::Protocol::Base ();
31 36 *to_json = \&Crossfire::Protocol::Base::to_json;
32our $GL_NPOT; 37 *from_json = \&Crossfire::Protocol::Base::from_json;
33
34sub gl_init {
35 $GL_VERSION = gl_version * 1;
36 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
37
38 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
39
40 glEnable GL_TEXTURE_2D;
41 glEnable GL_COLOR_MATERIAL;
42 glShadeModel GL_FLAT;
43 glDisable GL_DEPTH_TEST;
44 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
45
46 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
47
48 CFClient::Texture::restore_state ();
49} 38}
39
40=item guard { BLOCK }
41
42Returns an object that executes the given block as soon as it is destroyed.
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;
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->(JSON::XS->new->allow_nonref->decode ($1));
130 } else {
131 ::message ({
132 markup => "background($pid): " . CFPlus::asxml $line,
133 });
134 }
135 }
136 });
137}
138
139sub background_msg {
140 my ($msg) = @_;
141
142 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($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 => 30, cb => sub {
168 delete $DB_SYNC{$hkey};
169 $db->db_sync if $db;
170 });
171
172 $db->db_put ($key => $data)
173}
174
175package CFPlus;
50 176
51sub find_rcfile($) { 177sub find_rcfile($) {
52 my $path; 178 my $path;
53 179
54 for (grep !ref, @INC) { 180 for (grep !ref, @INC) {
55 $path = "$_/CFClient/resources/$_[0]"; 181 $path = "$_/CFPlus/resources/$_[0]";
56 return $path if -r $path; 182 return $path if -r $path;
57 } 183 }
58 184
59 die "FATAL: can't find required file $_[0]\n"; 185 die "FATAL: can't find required file $_[0]\n";
60} 186}
61 187
62sub read_cfg { 188sub read_cfg {
63 my ($file) = @_; 189 my ($file) = @_;
64 190
65 open CFG, $file 191 open my $fh, $file
66 or return; 192 or return;
67 193
68 my $CFG;
69
70 local $/; 194 local $/;
71 $CFG = eval <CFG>; 195 my $CFG = <$fh>;
72 196
73 $::CFG = $CFG; 197 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
74 198 require YAML;
75 close CFG; 199 utf8::decode $CFG;
200 $::CFG = YAML::Load ($CFG);
201 } elsif ($CFG =~ /^\{/) {
202 $::CFG = from_json $CFG;
203 } else {
204 $::CFG = eval $CFG; ## todo comaptibility cruft
205 }
76} 206}
77 207
78sub write_cfg { 208sub write_cfg {
79 my ($file) = @_; 209 my ($file) = @_;
80 210
81 open CFG, ">$file" 211 $::CFG->{VERSION} = $::VERSION;
212
213 open my $fh, ">:utf8", $file
82 or return; 214 or return;
215 print $fh to_json $::CFG;
216}
83 217
84 { 218sub http_proxy {
85 require Data::Dumper; 219 my @proxy = win32_proxy_info;
86 local $Data::Dumper::Purity = 1; 220
87 $::CFG->{VERSION} = $::VERSION; 221 if (@proxy) {
88 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); 222 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
223 } elsif (exists $ENV{http_proxy}) {
224 $ENV{http_proxy}
225 } else {
226 ()
89 } 227 }
90
91 close CFG;
92} 228}
93 229
94mkdir "$Crossfire::VARDIR/pclient", 0777; 230sub set_proxy {
231 my $proxy = http_proxy
232 or return;
95 233
96our $DB_ENV = new BerkeleyDB::Env 234 $ENV{http_proxy} = $proxy;
97 -Home => "$Crossfire::VARDIR/pclient", 235}
98 -Cachesize => 1_000_000, 236
99 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt", 237sub lwp_useragent {
100# -ErrPrefix => "DATABASE", 238 require LWP::UserAgent;
101 -Verbose => 1, 239
102 -Flags => DB_CREATE | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN, 240 CFPlus::set_proxy;
103 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 $DB_STATE;
104 261
105sub db_table($) { 262sub db_table($) {
106 my ($table) = @_; 263 my ($table) = @_;
107 264
108 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; 265 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
109 266
110 new CFClient::Database 267 new CFPlus::Database
111 -Env => $DB_ENV, 268 -Env => $DB_ENV,
112 -Filename => $table, 269 -Filename => $table,
113# -Filename => "database", 270# -Filename => "database",
114# -Subname => $table, 271# -Subname => $table,
272 -Property => DB_CHKSUM,
115 -Flags => DB_CREATE | DB_UPGRADE, 273 -Flags => DB_CREATE | DB_UPGRADE,
116 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"; 274 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"
117} 275}
118 276
119package CFClient::Database; 277our $DB_HOME = "$Crossfire::VARDIR/cfplus";
120 278
121our @ISA = BerkeleyDB::Btree::; 279sub open_db {
122
123sub get($$) {
124 my $data;
125
126 $_[0]->db_get ($_[1], $data) == 0
127 ? $data
128 : ()
129}
130
131my %DB_SYNC;
132
133sub put($$$) {
134 my ($db, $key, $data) = @_;
135
136 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
137
138 $db->db_put ($key => $data)
139}
140
141package CFClient::Texture;
142
143use strict; 280 use strict;
144 281
145use Scalar::Util; 282 mkdir $DB_HOME, 0777;
146 283 my $recover = $BerkeleyDB::db_version >= 4.4
147use CFClient::OpenGL; 284 ? eval "DB_REGISTER | DB_RECOVER"
148
149my %TEXTURES;
150
151sub new {
152 my ($class, %data) = @_;
153
154 my $self = bless {
155 internalformat => GL_RGBA,
156 format => GL_RGBA,
157 type => GL_UNSIGNED_BYTE,
158 %data,
159 }, $class;
160
161 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
162
163 $self->upload;
164
165 $self
166}
167
168sub new_from_image {
169 my ($class, $image, %arg) = @_;
170
171 $class->new (image => $image, %arg)
172}
173
174sub new_from_file {
175 my ($class, $path, %arg) = @_;
176
177 open my $fh, "<:raw", $path
178 or die "$path: $!";
179
180 local $/;
181 $class->new_from_image (<$fh>, %arg)
182}
183
184#sub new_from_surface {
185# my ($class, $surface) = @_;
186#
187# $surface->rgba;
188#
189# $class->new (
190# data => $surface->pixels,
191# w => $surface->width,
192# h => $surface->height,
193# )
194#}
195
196sub new_from_layout {
197 my ($class, $layout, %arg) = @_;
198
199 my ($w, $h, $data) = $layout->render;
200
201 $class->new (
202 w => $w,
203 h => $h,
204 data => $data,
205 format => GL_ALPHA,
206 internalformat => GL_ALPHA,
207 type => GL_UNSIGNED_BYTE,
208 %arg,
209 )
210}
211
212sub new_from_opengl {
213 my ($class, $w, $h, $cb) = @_;
214
215 $class->new (w => $w, h => $h, render_cb => $cb)
216}
217
218sub topot {
219 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
220}
221
222sub upload {
223 my ($self) = @_;
224
225 return unless $GL_VERSION;
226
227 my $data;
228
229 if (exists $self->{data}) {
230 $data = $self->{data};
231
232 } elsif (exists $self->{render_cb}) {
233 glViewport 0, 0, $self->{w}, $self->{h};
234 glMatrixMode GL_PROJECTION;
235 glLoadIdentity;
236 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
237 glMatrixMode GL_MODELVIEW;
238 glLoadIdentity;
239 $self->{render_cb}->($self, $self->{w}, $self->{h});
240
241 } else {
242 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
243 = CFClient::load_image_inline $self->{image};
244 }
245
246 my ($tw, $th) = @$self{qw(w h)};
247
248 unless ($tw && $th) {
249 $tw = $th = 1;
250 $data = "\x00" x 64;
251 }
252
253 $self->{minified} = [CFClient::average $tw, $th, $data]
254 if $self->{minify};
255
256 unless ($GL_NPOT) {
257 # TODO: does not work for zero-sized textures
258 $tw = topot $tw;
259 $th = topot $th;
260
261 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
262 my $bpp = (length $data) / ($self->{w} * $self->{h});
263 $data = pack "(a" . ($tw * $bpp) . ")*",
264 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
265 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
266 }
267 }
268
269 $self->{s} = $self->{w} / $tw;
270 $self->{t} = $self->{h} / $th;
271
272 $self->{name} ||= glGenTexture;
273
274 glBindTexture GL_TEXTURE_2D, $self->{name};
275
276 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
277 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
278
279 if ($::FAST) {
280 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
281 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
282 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
283 # alternatively check for 0x8191
284 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
285 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
286 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
287 } else {
288 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
289 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
290 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
291 }
292
293 glGetError;
294
295 if (defined $data) {
296 glTexImage2D GL_TEXTURE_2D, 0,
297 $self->{internalformat},
298 $tw, $th, # need to pad texture first
299 0,
300 $self->{format},
301 $self->{type},
302 $data;
303 if (my $error = glGetError) {
304 Carp::cluck sprintf "texture upload error: %x %dx%d i=%x f=%x t=%x",
305 $error, $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
306 }
307 } else {
308 glCopyTexImage2D GL_TEXTURE_2D, 0,
309 $self->{internalformat},
310 0, 0,
311 $tw, $th,
312 0; 285 : 0;
313 if (my $error = glGetError) { 286
314 Carp::cluck sprintf "texture upload error: %x %dx%d i=%x", 287 $DB_ENV = new BerkeleyDB::Env
315 $error, $tw, $th, $self->{internalformat}; 288 -Home => $DB_HOME,
316 } 289 -Cachesize => 8_000_000,
290 -ErrFile => "$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";
296
297 $DB_STATE = db_table "state";
298
317 } 299 1
318} 300}
319 301
320sub DESTROY { 302unless (eval { open_db }) {
321 my ($self) = @_; 303 File::Path::rmtree $DB_HOME;
322 304 open_db;
323 delete $TEXTURES{$self+0};
324
325 glDeleteTexture delete $self->{name}
326 if $self->{name};
327} 305}
328 306
329sub restore_state{ 307package CFPlus::Layout;
330 $_->upload 308
331 for values %TEXTURES; 309$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
310 reset_glyph_cache;
332}; 311};
333 312
3341; 3131;
335 314
336=back 315=back

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