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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.36 by root, Sat Apr 15 23:24:59 2006 UTC vs.
Revision 1.213 by root, Sat Jan 7 15:24:41 2012 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 ();
18
19our $VERSION;
16 20
17BEGIN { 21BEGIN {
18 $VERSION = '0.1'; 22 $VERSION = '3.0';
19 23
20 use XSLoader; 24 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 25 XSLoader::load "Deliantra::Client", $VERSION;
22} 26}
23 27
28use utf8;
29use strict qw(vars subs);
30
31use Socket ();
24use AnyEvent; 32use AnyEvent ();
25use BerkeleyDB; 33use AnyEvent::Util ();
26use SDL::OpenGL; 34use Pod::POM ();
35use File::Path ();
36use Storable (); # finally
37use Fcntl ();
38use JSON::XS qw(encode_json decode_json);
39use Guard qw(guard);
27 40
28our %GL_EXT; 41# modules to support other DC::* packages
29our $GL_VERSION; 42use List::Util ();
43use IO::AIO ();
44use Coro::AIO ();
45use AnyEvent::AIO ();
30 46
31our $GL_NPOT; 47=item shorten $string[, $maxlength]
32 48
33sub gl_init { 49=cut
34 $GL_VERSION = gl_version * 1;
35 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
36 50
37 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 51sub shorten($;$) {
52 my ($str, $len) = @_;
53 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
54 $str
55}
38 56
39 glEnable GL_TEXTURE_2D; 57sub asxml($) {
40 glEnable GL_COLOR_MATERIAL; 58 local $_ = $_[0];
41 glShadeModel GL_FLAT;
42 glDisable GL_DEPTH_TEST;
43 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
44 59
45 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST; 60 s/&/&amp;/g;
61 s/>/&gt;/g;
62 s/</&lt;/g;
46 63
47 CFClient::Texture::restore_state (); 64 $_
65}
66
67sub background(&;&) {
68 my ($bg, $cb) = @_;
69
70 my ($fh_r, $fh_w) = AnyEvent::Util::portable_socketpair
71 or die "unable to create background socketpair: $!";
72
73 my $pid = fork;
74
75 if (defined $pid && !$pid) {
76 local $SIG{__DIE__};
77
78 open STDOUT, ">&", $fh_w;
79 open STDERR, ">&", $fh_w;
80 close $fh_r;
81 close $fh_w;
82
83 $| = 1;
84
85 eval { $bg->() };
86
87 if ($@) {
88 my $msg = $@;
89 $msg =~ s/\n+/\n/;
90 warn "FATAL: $msg";
91 DC::_exit 1;
92 }
93
94 # win32 is fucked up, of course. exit will clean stuff up,
95 # which destroys our database etc. _exit will exit ALL
96 # forked processes, because of the dreaded fork emulation.
97 DC::_exit 0;
98 }
99
100 close $fh_w;
101
102 my $buffer;
103
104 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
105 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
106 undef $w;
107 $cb->();
108 return;
109 }
110
111 while ($buffer =~ s/^(.*)\n//) {
112 my $line = $1;
113 $line =~ s/\s+$//;
114 utf8::decode $line;
115 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
116 $cb->(JSON::XS->new->allow_nonref->decode ($1));
117 } else {
118 ::message ({
119 markup => "background($pid): " . DC::asxml $line,
120 });
121 }
122 }
123 });
124}
125
126sub background_msg {
127 my ($msg) = @_;
128
129 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
130 $msg =~ s/\n//g;
131 utf8::encode $msg;
132 print $msg, "\n";
133}
134
135package DC;
136
137our $RC_THEME;
138our %THEME;
139our @RC_PATH;
140our $RC_BASE;
141
142for (grep !ref, @INC) {
143 $RC_BASE = "$_/Deliantra/Client/private/resources";
144 last if -d $RC_BASE;
48} 145}
49 146
50sub find_rcfile($) { 147sub find_rcfile($) {
51 my $path; 148 my $path;
52 149
53 for (@INC) { 150 for (@RC_PATH, "") {
54 $path = "$_/CFClient/resources/$_[0]"; 151 $path = "$RC_BASE/$_/$_[0]";
55 return $path if -r $path; 152 return $path if -e $path;
56 } 153 }
57 154
58 die "FATAL: can't find required file $_[0]\n"; 155 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
156}
157
158sub load_json($) {
159 my ($file) = @_;
160
161 open my $fh, $file
162 or return;
163
164 local $/;
165 eval { JSON::XS->new->utf8->relaxed->decode (<$fh>) }
166}
167
168sub set_theme($) {
169 return if $RC_THEME eq $_[0];
170 $RC_THEME = $_[0];
171
172 # kind of hacky, find the main theme file, then load all theme files and merge them
173
174 %THEME = ();
175 @RC_PATH = "theme-$RC_THEME";
176
177 my $theme = load_json find_rcfile "theme.json"
178 or die "FATAL: theme resource file not found";
179
180 @RC_PATH = @{ $theme->{path} } if $theme->{path};
181
182 for (@RC_PATH, "") {
183 my $theme = load_json "$RC_BASE/$_/theme.json"
184 or next;
185
186 %THEME = ( %$theme, %THEME );
187 }
59} 188}
60 189
61sub read_cfg { 190sub read_cfg {
62 my ($file) = @_; 191 my ($file) = @_;
63 192
64 open CFG, $file 193 $::CFG = (load_json $file) || (load_json "$file.bak");
194}
195
196sub write_cfg {
197 my $file = "$Deliantra::VARDIR/client.cf";
198
199 $::CFG->{VERSION} = $::VERSION;
200 $::CFG->{layout} = DC::UI::get_layout ();
201
202 open my $fh, ">:utf8", "$file~"
65 or return; 203 or return;
66 204 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
67 my $CFG;
68
69 local $/;
70 $CFG = eval <CFG>;
71
72 $::CFG = $CFG;
73
74 close CFG; 205 close $fh;
75}
76 206
77sub write_cfg { 207 rename $file, "$file.bak";
78 my ($file) = @_; 208 rename "$file~", $file;
209}
79 210
80 open CFG, ">$file" 211sub http_proxy {
212 my @proxy = win32_proxy_info;
213
214 if (@proxy) {
215 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
216 } elsif (exists $ENV{http_proxy}) {
217 $ENV{http_proxy}
218 } else {
219 ()
220 }
221}
222
223sub set_proxy {
224 my $proxy = http_proxy
81 or return; 225 or return;
82 226
83 { 227 $ENV{http_proxy} = $proxy;
84 require Data::Dumper;
85 local $Data::Dumper::Purity = 1;
86 $::CFG->{VERSION} = $::VERSION;
87 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
88 }
89
90 close CFG;
91} 228}
92 229
93mkdir "$Crossfire::VARDIR/pclient", 0777; 230sub lwp_useragent {
94 231 require LWP::UserAgent;
95our $DB_ENV = new BerkeleyDB::Env
96 -Home => "$Crossfire::VARDIR/pclient",
97 -Cachesize => 1_000_000,
98 -ErrFile => "/proc/self/fd/2",
99 -ErrPrefix => "DATABASE",
100 -Verbose => 1,
101 -Flags => DB_CREATE | DB_JOINENV | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
102 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
103
104sub db_table($) {
105 new CFClient::Database
106 -Env => $DB_ENV,
107 -Filename => "database",
108 -Subname => $_[0],
109 -Flags => DB_CREATE | DB_UPGRADE,
110 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
111}
112
113package CFClient::Database;
114
115our @ISA = BerkeleyDB::Btree::;
116
117sub get($$) {
118 my $data;
119
120 $_[0]->db_get ($_[1], $data) == 0
121 ? $data
122 : ();
123}
124
125my %DB_SYNC;
126
127sub put($$$) {
128 my ($db, $key, $data) = @_;
129
130 $db->db_put ($key => $data);
131
132 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
133 232
134} 233 DC::set_proxy;
135 234
136package CFClient::Texture; 235 my $ua = LWP::UserAgent->new (
137 236 agent => "deliantra $VERSION",
138use strict; 237 keep_alive => 1,
139 238 env_proxy => 1,
140use Scalar::Util; 239 timeout => 30,
141
142use SDL::OpenGL;
143
144my %TEXTURES;
145
146sub new {
147 my ($class, %data) = @_;
148
149 my $self = bless {
150 internalformat => GL_RGBA,
151 format => GL_RGBA,
152 type => GL_UNSIGNED_BYTE,
153 %data,
154 }, $class;
155
156 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
157
158 $self->upload;
159
160 $self
161}
162
163sub new_from_image {
164 my ($class, $image, %arg) = @_;
165
166 $class->new (image => $image, %arg)
167}
168
169sub new_from_file {
170 my ($class, $path) = @_;
171
172 open my $fh, "<:raw", $path
173 or die "$path: $!";
174
175 local $/;
176 $class->new_from_image (<$fh>)
177}
178
179#sub new_from_surface {
180# my ($class, $surface) = @_;
181#
182# $surface->rgba;
183#
184# $class->new (
185# data => $surface->pixels,
186# w => $surface->width,
187# h => $surface->height,
188# )
189#}
190
191sub new_from_layout {
192 my ($class, $layout) = @_;
193
194 my ($w, $h, $data) = $layout->render;
195
196 $class->new (
197 w => $w,
198 h => $h,
199 data => $data,
200 internalformat => GL_ALPHA4,
201 format => GL_ALPHA,
202 type => GL_UNSIGNED_BYTE,
203 ) 240 );
204} 241}
205 242
206sub new_from_opengl { 243sub lwp_check($) {
207 my ($class, $w, $h, $cb) = @_;
208
209 $class->new (w => $w, h => $h, render_cb => $cb)
210}
211
212sub topot {
213 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
214}
215
216sub upload {
217 my ($self) = @_; 244 my ($res) = @_;
218 245
219 return unless $GL_VERSION; 246 $res->is_error
247 and die $res->status_line;
220 248
221 my $data; 249 $res
250}
222 251
223 if (exists $self->{data}) { 252sub fh_nonblocking($$) {
224 $data = $self->{data}; 253 my ($fh, $nb) = @_;
225 254
226 } elsif (exists $self->{render_cb}) { 255 if ($^O eq "MSWin32") {
227 glViewport 0, 0, $self->{w}, $self->{h}; 256 $nb = (! ! $nb) + 0;
228 glMatrixMode GL_PROJECTION; 257 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
229 glLoadIdentity;
230 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
231 glMatrixMode GL_MODELVIEW;
232 glLoadIdentity;
233 $self->{render_cb}->($self, $self->{w}, $self->{h});
234
235 } else { 258 } else {
236 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) 259 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
237 = CFClient::load_image_inline $self->{image};
238 }
239
240 my ($tw, $th) = @$self{qw(w h)};
241
242 unless ($tw && $th) {
243 $tw = $th = 1;
244 $data = "\x00" x 64;
245 }
246
247 $self->{minified} = [CFClient::average $tw, $th, $data]
248 if $self->{minify};
249
250 unless ($GL_NPOT) {
251 # TODO: does not work for zero-sized textures
252 $tw = topot $tw;
253 $th = topot $th;
254
255 if ($tw != $self->{w} || $th != $self->{h} && defined $data) {
256 my $bpp = (length $data) / ($self->{w} * $self->{h});
257 $data = pack "(a" . ($tw * $bpp) . ")*",
258 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
259 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
260 }
261 }
262
263 $self->{s} = $self->{w} / $tw;
264 $self->{t} = $self->{h} / $th;
265
266 $self->{name} ||= (glGenTextures 1)->[0];
267
268 glBindTexture GL_TEXTURE_2D, $self->{name};
269
270 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
271 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
272 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
273 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
274 260 }
275 if (defined $data) {
276 glTexImage2D GL_TEXTURE_2D, 0,
277 $self->{internalformat},
278 $tw, $th, # need to pad texture first
279 0,
280 $self->{format},
281 $self->{type},
282 $data;
283 glGetError and die;
284 } else {
285 glCopyTexImage2D GL_TEXTURE_2D, 0,
286 $self->{internalformat},
287 0, 0,
288 $tw, $th,
289 0;
290 glGetError and die "glCopyTexImage2D $tw,$th";
291 }
292} 261}
293 262
294sub DESTROY { 263package DC::Layout;
295 my ($self) = @_;
296 264
297 delete $TEXTURES{$self+0}; 265$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
266 glyph_cache_restore;
267};
298 268
299 glDeleteTextures delete $self->{name} 269$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
300 if $self->{name}; 270 glyph_cache_backup;
301}
302
303sub restore_state{
304 $_->upload
305 for values %TEXTURES;
306}; 271};
307 272
3081; 2731;
309 274
310=back 275=back

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