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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.32 by root, Sat Apr 15 00:04:58 2006 UTC vs.
Revision 1.192 by root, Wed Sep 3 10:36:25 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 ();
20
21our $VERSION;
16 22
17BEGIN { 23BEGIN {
18 $VERSION = '0.1'; 24 $VERSION = '0.9975';
19 25
20 use XSLoader; 26 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 27 XSLoader::load "Deliantra::Client", $VERSION;
22} 28}
23 29
24use SDL::OpenGL; 30use utf8;
31use strict qw(vars subs);
25 32
26our %GL_EXT; 33use AnyEvent ();
27our $GL_VERSION; 34use Pod::POM ();
35use File::Path ();
36use Storable (); # finally
37use Fcntl ();
38use JSON::XS qw(encode_json decode_json);
28 39
29our $GL_NPOT; 40=item guard { BLOCK }
30 41
31sub gl_init { 42Returns an object that executes the given block as soon as it is destroyed.
32 $GL_VERSION = gl_version * 1;
33 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
34 43
35 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 44=cut
36 45
37 glEnable GL_TEXTURE_2D; 46sub guard(&) {
38 glEnable GL_COLOR_MATERIAL; 47 bless \(my $cb = $_[0]), "DC::Guard"
39 glShadeModel GL_FLAT; 48}
40 glDisable GL_DEPTH_TEST;
41 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
42 49
43 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST; 50sub DC::Guard::DESTROY {
51 ${$_[0]}->()
52}
44 53
45 CFClient::Texture::restore_state (); 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 bidirectional pipe: $!\n";
77
78 ($fh1, $fh2)
79}
80
81sub background(&;&) {
82 my ($bg, $cb) = @_;
83
84 my ($fh_r, $fh_w) = DC::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 DC::_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 DC::_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): " . DC::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 DC;
149
150our $RC_THEME;
151our %THEME;
152our @RC_PATH;
153our $RC_BASE;
154
155for (grep !ref, @INC) {
156 $RC_BASE = "$_/Deliantra/Client/private/resources";
157 last if -d $RC_BASE;
46} 158}
47 159
48sub find_rcfile($) { 160sub find_rcfile($) {
49 my $path; 161 my $path;
50 162
51 for (@INC) { 163 for (@RC_PATH, "") {
52 $path = "$_/CFClient/resources/$_[0]"; 164 $path = "$RC_BASE/$_/$_[0]";
53 return $path if -r $path; 165 return $path if -r $path;
54 } 166 }
55 167
56 die "FATAL: can't find required file $_[0]\n"; 168 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
169}
170
171sub load_json($) {
172 my ($file) = @_;
173
174 open my $fh, $file
175 or return;
176
177 local $/;
178 JSON::XS->new->utf8->relaxed->decode (<$fh>)
179}
180
181sub set_theme($) {
182 return if $RC_THEME eq $_[0];
183 $RC_THEME = $_[0];
184
185 # kind of hacky, find the main theme file, then load all theme files and merge them
186
187 %THEME = ();
188 @RC_PATH = "theme-$RC_THEME";
189
190 my $theme = load_json find_rcfile "theme.json"
191 or die "FATAL: theme resource file not found";
192
193 @RC_PATH = @{ $theme->{path} } if $theme->{path};
194
195 for (@RC_PATH, "") {
196 my $theme = load_json "$RC_BASE/$_/theme.json"
197 or next;
198
199 %THEME = ( %$theme, %THEME );
200 }
57} 201}
58 202
59sub read_cfg { 203sub read_cfg {
60 my ($file) = @_; 204 my ($file) = @_;
61 205
62 open CFG, $file 206 $::CFG = load_json $file;
207}
208
209sub write_cfg {
210 my $file = "$Deliantra::VARDIR/client.cf";
211
212 $::CFG->{VERSION} = $::VERSION;
213
214 open my $fh, ">:utf8", $file
63 or return; 215 or return;
64 216 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
65 my $CFG;
66
67 local $/;
68 $CFG = eval <CFG>;
69
70 $::CFG = $CFG;
71
72 close CFG;
73} 217}
74 218
75sub write_cfg { 219sub http_proxy {
76 my ($file) = @_; 220 my @proxy = win32_proxy_info;
77 221
78 open CFG, ">$file" 222 if (@proxy) {
223 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
224 } elsif (exists $ENV{http_proxy}) {
225 $ENV{http_proxy}
226 } else {
227 ()
228 }
229}
230
231sub set_proxy {
232 my $proxy = http_proxy
79 or return; 233 or return;
80 234
235 $ENV{http_proxy} = $proxy;
236}
237
238sub lwp_useragent {
239 require LWP::UserAgent;
81 { 240
82 require Data::Dumper; 241 DC::set_proxy;
83 local $Data::Dumper::Purity = 1;
84 $::CFG->{VERSION} = $::VERSION;
85 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
86 }
87 242
88 close CFG; 243 my $ua = LWP::UserAgent->new (
89} 244 agent => "deliantra $VERSION",
90 245 keep_alive => 1,
91package CFClient::Texture; 246 env_proxy => 1,
92 247 timeout => 30,
93use strict;
94
95use Scalar::Util;
96
97use SDL::OpenGL;
98
99my @textures;
100
101sub new {
102 my ($class, %data) = @_;
103
104 my $self = bless {
105 internalformat => GL_RGBA,
106 format => GL_RGBA,
107 type => GL_UNSIGNED_BYTE,
108 %data,
109 }, $class;
110
111 push @textures, $self;
112 Scalar::Util::weaken $textures[-1];
113
114 $self->upload;
115
116 $self
117}
118
119sub new_from_image {
120 my ($class, $image) = @_;
121
122 $class->new (image => $image)
123}
124
125sub new_from_file {
126 my ($class, $path) = @_;
127
128 open my $fh, "<:raw", $path
129 or die "$path: $!";
130
131 local $/;
132 $class->new_from_image (<$fh>)
133}
134
135#sub new_from_surface {
136# my ($class, $surface) = @_;
137#
138# $surface->rgba;
139#
140# $class->new (
141# data => $surface->pixels,
142# w => $surface->width,
143# h => $surface->height,
144# )
145#}
146
147sub new_from_layout {
148 my ($class, $layout) = @_;
149
150 my ($w, $h, $data) = $layout->render;
151
152 $class->new (
153 w => $w,
154 h => $h,
155 data => $data,
156 internalformat => GL_ALPHA4,
157 format => GL_ALPHA,
158 type => GL_UNSIGNED_BYTE,
159 ) 248 );
160} 249}
161 250
162sub new_from_opengl { 251sub lwp_check($) {
163 my ($class, $w, $h, $cb) = @_;
164
165 $class->new (w => $w, h => $h, render_cb => $cb)
166}
167
168sub topot {
169 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
170}
171
172sub upload {
173 my ($self) = @_; 252 my ($res) = @_;
174 253
175 return unless $GL_VERSION; 254 $res->is_error
255 and die $res->status_line;
176 256
177 my $data; 257 $res
258}
178 259
179 if (exists $self->{data}) { 260sub fh_nonblocking($$) {
180 $data = $self->{data}; 261 my ($fh, $nb) = @_;
181 262
182 } elsif (exists $self->{render_cb}) { 263 if ($^O eq "MSWin32") {
183 glViewport 0, 0, $self->{w}, $self->{h}; 264 $nb = (! ! $nb) + 0;
184 glMatrixMode GL_PROJECTION; 265 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
185 glLoadIdentity;
186 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
187 glMatrixMode GL_MODELVIEW;
188 glLoadIdentity;
189 $self->{render_cb}->($self, $self->{w}, $self->{h});
190
191 } else { 266 } else {
192 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) 267 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
193 = CFClient::load_image_inline $self->{image};
194 }
195
196 my ($tw, $th) = @$self{qw(w h)};
197
198 unless ($tw && $th) {
199 $tw = $th = 1;
200 $data = "\x00" x 64;
201 }
202
203 $self->{minified} = [CFClient::average $tw, $th, $data]
204 if defined $data;
205
206 unless ($GL_NPOT) {
207 # TODO: does not work for zero-sized textures
208 $tw = topot $tw;
209 $th = topot $th;
210
211 if ($tw != $self->{w} || $th != $self->{h} && defined $data) {
212 my $bpp = (length $data) / ($self->{w} * $self->{h});
213 $data = pack "(a" . ($tw * $bpp) . ")*",
214 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
215 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
216 }
217 }
218
219 $self->{s} = $self->{w} / $tw;
220 $self->{t} = $self->{h} / $th;
221
222 $self->{name} ||= (glGenTextures 1)->[0];
223
224 glBindTexture GL_TEXTURE_2D, $self->{name};
225
226 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
227 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
228 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
229 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
230 268 }
231 if (defined $data) {
232 glTexImage2D GL_TEXTURE_2D, 0,
233 $self->{internalformat},
234 $tw, $th, # need to pad texture first
235 0,
236 $self->{format},
237 $self->{type},
238 $data;
239 glGetError and die;
240 } else {
241 glCopyTexImage2D GL_TEXTURE_2D, 0,
242 $self->{internalformat},
243 0, 0,
244 $tw, $th,
245 0;
246 glGetError and die "glCopyTexImage2D $tw,$th";
247 }
248} 269}
249 270
250sub DESTROY { 271package DC::Layout;
251 my ($self) = @_;
252 272
253 return unless exists $self->{name}; 273$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
274 glyph_cache_restore;
275};
254 276
255 glDeleteTextures delete $self->{name}; 277$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
256} 278 glyph_cache_backup;
257
258sub restore_state{
259 $_->upload
260 for grep $_, @textures;
261}; 279};
262 280
2631; 2811;
264 282
265=back 283=back

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