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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.50 by root, Thu May 11 23:41:45 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 ();
27use CFClient::OpenGL; 32use File::Path ();
33use Storable (); # finally
34use Fcntl ();
35use JSON::XS qw(encode_json decode_json);
28 36
29our %GL_EXT; 37=item guard { BLOCK }
30our $GL_VERSION;
31 38
32our $GL_NPOT; 39Returns an object that executes the given block as soon as it is destroyed.
33our $GL_DEBUG = 1;
34 40
35sub gl_init { 41=cut
36 $GL_VERSION = gl_version * 1;
37 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
38 42
39 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 43sub guard(&) {
40 44 bless \(my $cb = $_[0]), "DC::Guard"
41 glDisable GL_COLOR_MATERIAL;
42 glShadeModel GL_FLAT;
43 glDisable GL_DITHER;
44 glDisable GL_DEPTH_TEST;
45 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
46
47 CFClient::Texture::restore_state ();
48} 45}
49 46
50sub gl_check { 47sub DC::Guard::DESTROY {
51 return unless $GL_DEBUG; 48 ${$_[0]}->()
49}
52 50
53 if (my $error = glGetError) { 51=item shorten $string[, $maxlength]
54 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 $line,
130 });
131 }
132 }
55 } 133 });
56} 134}
135
136sub background_msg {
137 my ($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 $msg, "\n";
143}
144
145package DC;
57 146
58sub find_rcfile($) { 147sub find_rcfile($) {
59 my $path; 148 my $path;
60 149
61 for (grep !ref, @INC) { 150 for (grep !ref, @INC) {
62 $path = "$_/CFClient/resources/$_[0]"; 151 $path = "$_/Deliantra/Client/private/resources/$_[0]";
63 return $path if -r $path; 152 return $path if -r $path;
64 } 153 }
65 154
66 die "FATAL: can't find required file $_[0]\n"; 155 die "FATAL: can't find required file $_[0]\n";
67} 156}
68 157
69sub read_cfg { 158sub read_cfg {
70 my ($file) = @_; 159 my ($file) = @_;
71 160
72 open CFG, $file 161 open my $fh, $file
73 or return; 162 or return;
74 163
75 my $CFG;
76
77 local $/; 164 local $/;
78 $CFG = eval <CFG>; 165 my $CFG = <$fh>;
79 166
80 $::CFG = $CFG; 167 $::CFG = decode_json $CFG;
81
82 close CFG;
83} 168}
84 169
85sub write_cfg { 170sub write_cfg {
86 my ($file) = @_; 171 my $file = "$Deliantra::VARDIR/client.cf";
87 172
88 open CFG, ">$file" 173 $::CFG->{VERSION} = $::VERSION;
174
175 open my $fh, ">:utf8", $file
89 or return; 176 or return;
177 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
178}
90 179
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 ()
91 { 189 }
92 require Data::Dumper;
93 local $Data::Dumper::Purity = 1;
94 $::CFG->{VERSION} = $::VERSION;
95 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
96 }
97
98 close CFG;
99} 190}
100 191
101mkdir "$Crossfire::VARDIR/pclient", 0777; 192sub set_proxy {
193 my $proxy = http_proxy
194 or return;
102 195
103our $DB_ENV = new BerkeleyDB::Env 196 $ENV{http_proxy} = $proxy;
104 -Home => "$Crossfire::VARDIR/pclient", 197}
105 -Cachesize => 1_000_000,
106 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
107# -ErrPrefix => "DATABASE",
108 -Verbose => 1,
109 -Flags => DB_CREATE | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
110 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
111 198
112sub db_table($) { 199sub lwp_useragent {
113 my ($table) = @_; 200 require LWP::UserAgent;
114
115 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
116 201
117 new CFClient::Database 202 DC::set_proxy;
118 -Env => $DB_ENV,
119 -Filename => $table,
120# -Filename => "database",
121# -Subname => $table,
122 -Flags => DB_CREATE | DB_UPGRADE,
123 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
124}
125 203
126package CFClient::Database; 204 my $ua = LWP::UserAgent->new (
127 205 agent => "deliantra $VERSION",
128our @ISA = BerkeleyDB::Btree::; 206 keep_alive => 1,
129 207 env_proxy => 1,
130sub get($$) { 208 timeout => 30,
131 my $data;
132
133 $_[0]->db_get ($_[1], $data) == 0
134 ? $data
135 : ()
136}
137
138my %DB_SYNC;
139
140sub put($$$) {
141 my ($db, $key, $data) = @_;
142
143 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
144
145 $db->db_put ($key => $data)
146}
147
148package CFClient::Texture;
149
150use strict;
151
152use Scalar::Util;
153
154use CFClient::OpenGL;
155
156my %TEXTURES;
157
158sub new {
159 my ($class, %data) = @_;
160
161 my $self = bless {
162 internalformat => GL_RGBA,
163 format => GL_RGBA,
164 type => GL_UNSIGNED_BYTE,
165 %data,
166 }, $class;
167
168 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
169
170 $self->upload;
171
172 $self
173}
174
175sub new_from_image {
176 my ($class, $image, %arg) = @_;
177
178 $class->new (image => $image, %arg)
179}
180
181sub new_from_file {
182 my ($class, $path, %arg) = @_;
183
184 open my $fh, "<:raw", $path
185 or die "$path: $!";
186
187 local $/;
188 $class->new_from_image (<$fh>, %arg)
189}
190
191#sub new_from_surface {
192# my ($class, $surface) = @_;
193#
194# $surface->rgba;
195#
196# $class->new (
197# data => $surface->pixels,
198# w => $surface->width,
199# h => $surface->height,
200# )
201#}
202
203sub new_from_layout {
204 my ($class, $layout, %arg) = @_;
205
206 my ($w, $h, $data, $format, $internalformat) = $layout->render;
207
208 $class->new (
209 w => $w,
210 h => $h,
211 data => $data,
212 format => $format,
213 internalformat => $format,
214 type => GL_UNSIGNED_BYTE,
215 %arg,
216 ) 209 );
217} 210}
218 211
219sub new_from_opengl { 212sub lwp_check($) {
220 my ($class, $w, $h, $cb) = @_;
221
222 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
223}
224
225sub topot {
226 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
227}
228
229sub upload {
230 my ($self) = @_; 213 my ($res) = @_;
231 214
232 return unless $GL_VERSION; 215 $res->is_error
216 and die $res->status_line;
233 217
234 my $data; 218 $res
219}
235 220
236 if (exists $self->{data}) { 221sub fh_nonblocking($$) {
237 $data = $self->{data}; 222 my ($fh, $nb) = @_;
238 223
239 } elsif (exists $self->{render_cb}) { 224 if ($^O eq "MSWin32") {
240 glViewport 0, 0, $self->{w}, $self->{h}; 225 $nb = (! ! $nb) + 0;
241 glMatrixMode GL_PROJECTION; 226 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
242 glLoadIdentity;
243 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
244 glMatrixMode GL_MODELVIEW;
245 glLoadIdentity;
246 $self->{render_cb}->($self, $self->{w}, $self->{h});
247
248 } else { 227 } else {
249 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) 228 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
250 = CFClient::load_image_inline $self->{image};
251 }
252
253 my ($tw, $th) = @$self{qw(w h)};
254
255 unless ($tw > 0 && $th > 0) {
256 $tw = $th = 1;
257 $data = "\x00" x 64;
258 }
259
260 $self->{minified} = [CFClient::average $tw, $th, $data]
261 if $self->{minify};
262
263 unless ($GL_NPOT) {
264 # TODO: does not work for zero-sized textures
265 $tw = topot $tw;
266 $th = topot $th;
267
268 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
269 my $bpp = (length $data) / ($self->{w} * $self->{h});
270 $data = pack "(a" . ($tw * $bpp) . ")*",
271 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
272 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
273 }
274 }
275
276 $self->{s} = $self->{w} / $tw;
277 $self->{t} = $self->{h} / $th;
278
279 $self->{name} ||= glGenTexture;
280
281 glBindTexture GL_TEXTURE_2D, $self->{name};
282
283 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
284 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
285
286 if ($::FAST) {
287 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
288 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
289 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
290 # alternatively check for 0x8191
291 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
292 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
293 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
294 } else {
295 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
296 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
297 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
298 }
299 229 }
300 glGetError;
301
302 if (defined $data) {
303 glTexImage2D GL_TEXTURE_2D, 0,
304 $self->{internalformat},
305 $tw, $th, # need to pad texture first
306 0,
307 $self->{format},
308 $self->{type},
309 $data;
310 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
311 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
312 } else {
313 glCopyTexImage2D GL_TEXTURE_2D, 0,
314 $self->{internalformat},
315 0, 0,
316 $tw, $th,
317 0;
318 CFClient::gl_check "copying to texture %dx%d if=%x",
319 $tw, $th, $self->{internalformat};
320 }
321} 230}
322 231
323sub DESTROY { 232package DC::Layout;
324 my ($self) = @_;
325 233
326 delete $TEXTURES{$self+0}; 234$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
235 glyph_cache_restore;
236};
327 237
328 glDeleteTexture delete $self->{name} 238$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
329 if $self->{name}; 239 glyph_cache_backup;
330}
331
332sub restore_state{
333 $_->upload
334 for values %TEXTURES;
335}; 240};
336 241
3371; 2421;
338 243
339=back 244=back

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