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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 1.186 by root, Tue Aug 19 17:38:29 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 = '0.9975';
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.
33 40
34sub gl_init { 41=cut
35 $GL_VERSION = gl_version * 1;
36 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
37 42
38 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 43sub guard(&) {
39 44 bless \(my $cb = $_[0]), "DC::Guard"
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} 45}
46
47sub DC::Guard::DESTROY {
48 ${$_[0]}->()
49}
50
51=item shorten $string[, $maxlength]
52
53=cut
54
55sub shorten($;$) {
56 my ($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 $line,
130 });
131 }
132 }
133 });
134}
135
136sub background_msg {
137 my ($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 $msg, "\n";
143}
144
145package DC;
50 146
51sub find_rcfile($) { 147sub find_rcfile($) {
52 my $path; 148 my $path;
53 149
54 for (grep !ref, @INC) { 150 for (grep !ref, @INC) {
55 $path = "$_/CFClient/resources/$_[0]"; 151 $path = "$_/Deliantra/Client/private/resources/$_[0]";
56 return $path if -r $path; 152 return $path if -r $path;
57 } 153 }
58 154
59 die "FATAL: can't find required file $_[0]\n"; 155 die "FATAL: can't find required file $_[0]\n";
60} 156}
61 157
62sub read_cfg { 158sub read_cfg {
63 my ($file) = @_; 159 my ($file) = @_;
64 160
65 open CFG, $file 161 open my $fh, $file
66 or return; 162 or return;
67 163
68 my $CFG;
69
70 local $/; 164 local $/;
71 $CFG = eval <CFG>; 165 my $CFG = <$fh>;
72 166
73 $::CFG = $CFG; 167 $::CFG = decode_json $CFG;
74
75 close CFG;
76} 168}
77 169
78sub write_cfg { 170sub write_cfg {
79 my ($file) = @_; 171 my $file = "$Deliantra::VARDIR/client.cf";
80 172
81 open CFG, ">$file" 173 $::CFG->{VERSION} = $::VERSION;
174
175 open my $fh, ">:utf8", $file
82 or return; 176 or return;
177 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
178}
83 179
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 ()
84 { 189 }
85 require Data::Dumper;
86 local $Data::Dumper::Purity = 1;
87 $::CFG->{VERSION} = $::VERSION;
88 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
89 }
90
91 close CFG;
92} 190}
93 191
94mkdir "$Crossfire::VARDIR/pclient", 0777; 192sub set_proxy {
193 my $proxy = http_proxy
194 or return;
95 195
96our $DB_ENV = new BerkeleyDB::Env 196 $ENV{http_proxy} = $proxy;
97 -Home => "$Crossfire::VARDIR/pclient", 197}
98 -Cachesize => 1_000_000,
99 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
100# -ErrPrefix => "DATABASE",
101 -Verbose => 1,
102 -Flags => DB_CREATE | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
103 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
104 198
105sub db_table($) { 199sub lwp_useragent {
106 my ($table) = @_; 200 require LWP::UserAgent;
107
108 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
109 201
110 new CFClient::Database 202 DC::set_proxy;
111 -Env => $DB_ENV,
112 -Filename => $table,
113# -Filename => "database",
114# -Subname => $table,
115 -Flags => DB_CREATE | DB_UPGRADE,
116 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
117}
118 203
119package CFClient::Database; 204 my $ua = LWP::UserAgent->new (
120 205 agent => "deliantra $VERSION",
121our @ISA = BerkeleyDB::Btree::; 206 keep_alive => 1,
122 207 env_proxy => 1,
123sub get($$) { 208 timeout => 30,
124 my $data;
125
126 $_[0]->db_get ($_[1], $data) == 0
127 ? $data
128 : ()
129}
130
131my %DB_SYNC;
132
133sub put($$$) {
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 => $data)
139}
140
141package CFClient::Texture;
142
143use strict;
144
145use Scalar::Util;
146
147use CFClient::OpenGL;
148
149my %TEXTURES;
150
151sub new {
152 my ($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 => $data,
205 format => GL_ALPHA,
206 internalformat => GL_ALPHA,
207 type => GL_UNSIGNED_BYTE,
208 %arg,
209 ) 209 );
210} 210}
211 211
212sub new_from_opengl { 212sub lwp_check($) {
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) = @_; 213 my ($res) = @_;
224 214
225 return unless $GL_VERSION; 215 $res->is_error
216 and die $res->status_line;
226 217
227 my $data; 218 $res
219}
228 220
229 if (exists $self->{data}) { 221sub fh_nonblocking($$) {
230 $data = $self->{data}; 222 my ($fh, $nb) = @_;
231 223
232 } elsif (exists $self->{render_cb}) { 224 if ($^O eq "MSWin32") {
233 glViewport 0, 0, $self->{w}, $self->{h}; 225 $nb = (! ! $nb) + 0;
234 glMatrixMode GL_PROJECTION; 226 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
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}, $self->{h});
240
241 } else { 227 } else {
242 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) 228 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
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 }
292 229 }
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;
313 if (my $error = glGetError) {
314 Carp::cluck sprintf "texture upload error: %x %dx%d i=%x",
315 $error, $tw, $th, $self->{internalformat};
316 }
317 }
318} 230}
319 231
320sub DESTROY { 232package DC::Layout;
321 my ($self) = @_;
322 233
323 delete $TEXTURES{$self+0}; 234$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
235 glyph_cache_restore;
236};
324 237
325 glDeleteTexture delete $self->{name} 238$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
326 if $self->{name}; 239 glyph_cache_backup;
327}
328
329sub restore_state{
330 $_->upload
331 for values %TEXTURES;
332}; 240};
333 241
3341; 2421;
335 243
336=back 244=back

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