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/cvs/deliantra/Deliantra-Client/DC.pm
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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.28 by root, Wed Apr 12 20:06:36 2006 UTC vs.
Revision 1.171 by root, Thu Jan 10 21:53:33 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 DC;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.9963';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 23 XSLoader::load "Deliantra::Client", $VERSION;
22} 24}
23 25
24use SDL::OpenGL; 26use utf8;
25 27
26our %GL_EXT; 28use AnyEvent ();
27our $GL_VERSION; 29use Pod::POM ();
30use File::Path ();
31use Storable (); # finally
32use Fcntl ();
33use JSON::XS qw(encode_json decode_json);
28 34
29our $GL_NPOT; 35=item guard { BLOCK }
30 36
31sub gl_init { 37Returns 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 38
35 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 39=cut
36 40
37 glClearColor 0.45, 0.45, 0.45, 1; 41sub guard(&) {
38 42 bless \(my $cb = $_[0]), "DC::Guard"
39 glEnable GL_TEXTURE_2D;
40 glEnable GL_COLOR_MATERIAL;
41 glShadeModel GL_FLAT;
42 glDisable GL_DEPTH_TEST;
43 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
44
45 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
46
47 CFClient::Texture::restore_state ();
48} 43}
44
45sub DC::Guard::DESTROY {
46 ${$_[0]}->()
47}
48
49=item shorten $string[, $maxlength]
50
51=cut
52
53sub shorten($;$) {
54 my ($str, $len) = @_;
55 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
56 $str
57}
58
59sub asxml($) {
60 local $_ = $_[0];
61
62 s/&/&amp;/g;
63 s/>/&gt;/g;
64 s/</&lt;/g;
65
66 $_
67}
68
69sub socketpipe() {
70 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
71 or die "cannot establish bidirectional pipe: $!\n";
72
73 ($fh1, $fh2)
74}
75
76sub background(&;&) {
77 my ($bg, $cb) = @_;
78
79 my ($fh_r, $fh_w) = DC::socketpipe;
80
81 my $pid = fork;
82
83 if (defined $pid && !$pid) {
84 local $SIG{__DIE__};
85
86 open STDOUT, ">&", $fh_w;
87 open STDERR, ">&", $fh_w;
88 close $fh_r;
89 close $fh_w;
90
91 $| = 1;
92
93 eval { $bg->() };
94
95 if ($@) {
96 my $msg = $@;
97 $msg =~ s/\n+/\n/;
98 warn "FATAL: $msg";
99 DC::_exit 1;
100 }
101
102 # win32 is fucked up, of course. exit will clean stuff up,
103 # which destroys our database etc. _exit will exit ALL
104 # forked processes, because of the dreaded fork emulation.
105 DC::_exit 0;
106 }
107
108 close $fh_w;
109
110 my $buffer;
111
112 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
113 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
114 undef $w;
115 $cb->();
116 return;
117 }
118
119 while ($buffer =~ s/^(.*)\n//) {
120 my $line = $1;
121 $line =~ s/\s+$//;
122 utf8::decode $line;
123 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
124 $cb->(JSON::XS->new->allow_nonref->decode ($1));
125 } else {
126 ::message ({
127 markup => "background($pid): " . DC::asxml $line,
128 });
129 }
130 }
131 });
132}
133
134sub background_msg {
135 my ($msg) = @_;
136
137 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
138 $msg =~ s/\n//g;
139 utf8::encode $msg;
140 print $msg, "\n";
141}
142
143package DC;
49 144
50sub find_rcfile($) { 145sub find_rcfile($) {
51 my $path; 146 my $path;
52 147
53 for (@INC) { 148 for (grep !ref, @INC) {
54 $path = "$_/CFClient/resources/$_[0]"; 149 $path = "$_/Deliantra/Client/private/resources/$_[0]";
55 return $path if -r $path; 150 return $path if -r $path;
56 } 151 }
57 152
58 die "FATAL: can't find required file $_[0]\n"; 153 die "FATAL: can't find required file $_[0]\n";
59} 154}
60 155
61sub read_cfg { 156sub read_cfg {
62 my ($file) = @_; 157 my ($file) = @_;
63 158
64 open CFG, $file 159 open my $fh, $file
65 or return; 160 or return;
66 161
67 my $CFG;
68
69 local $/; 162 local $/;
70 $CFG = eval <CFG>; 163 my $CFG = <$fh>;
71 164
72 $::CFG = $CFG; 165 $::CFG = decode_json $CFG;
73
74 close CFG;
75} 166}
76 167
77sub write_cfg { 168sub write_cfg {
78 my ($file) = @_; 169 my ($file) = @_;
79 170
80 open CFG, ">$file" 171 $::CFG->{VERSION} = $::VERSION;
172
173 open my $fh, ">:utf8", $file
81 or return; 174 or return;
82 175 print $fh encode_json $::CFG;
83 {
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} 176}
92 177
93package CFClient::Texture; 178sub http_proxy {
179 my @proxy = win32_proxy_info;
94 180
95use strict; 181 if (@proxy) {
96 182 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
97use Scalar::Util; 183 } elsif (exists $ENV{http_proxy}) {
98 184 $ENV{http_proxy}
99use SDL::OpenGL;
100
101my @textures;
102
103sub new {
104 my ($class, %data) = @_;
105
106 my $self = bless {
107 internalformat => GL_RGBA,
108 format => GL_RGBA,
109 %data,
110 }, $class;
111
112 push @textures, $self;
113 Scalar::Util::weaken $textures[-1];
114
115 $self->upload;
116
117 $self
118}
119
120sub new_from_image {
121 my ($class, $image) = @_;
122
123 $class->new (image => $image)
124}
125
126sub new_from_file {
127 my ($class, $path) = @_;
128
129 open my $fh, "<:raw", $path
130 or die "$path: $!";
131
132 local $/;
133 $class->new_from_image (<$fh>)
134}
135
136#sub new_from_surface {
137# my ($class, $surface) = @_;
138#
139# $surface->rgba;
140#
141# $class->new (
142# data => $surface->pixels,
143# w => $surface->width,
144# h => $surface->height,
145# )
146#}
147
148sub new_from_layout {
149 my ($class, $layout) = @_;
150
151 my ($w, $h, $data) = $layout->render;
152
153 $class->new (
154 w => $w,
155 h => $h,
156 data => $data,
157 internalformat => GL_ALPHA4,
158 format => GL_ALPHA,
159 )
160}
161
162sub new_from_opengl {
163 my ($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) = @_;
174
175 return unless $GL_VERSION;
176
177 my $data;
178
179 if (exists $self->{data}) {
180 $data = $self->{data};
181
182 } elsif (exists $self->{render_cb}) {
183 glViewport 0, 0, $self->{w}, $self->{h};
184 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
185 glMatrixMode GL_PROJECTION;
186 glLoadIdentity;
187 glMatrixMode GL_MODELVIEW;
188 glLoadIdentity;
189 glClear GL_COLOR_BUFFER_BIT;
190 $self->{render_cb}->($self, $self->{w}, $self->{h});
191
192 } else { 185 } else {
193 use Gtk2;#d# TODO kill 186 ()
194 my $pb = new Gtk2::Gdk::PixbufLoader;
195 $pb->write ($self->{image});
196 $pb->close;
197
198 $pb = $pb->get_pixbuf;
199 $pb = $pb->add_alpha (0, 0, 0, 0);
200
201 $self->{w} = $pb->get_width;
202 $self->{h} = $pb->get_height;
203
204 $data = $pb->get_pixels;
205 } 187 }
188}
206 189
207 my ($tw, $th) = @$self{qw(w h)}; 190sub set_proxy {
191 my $proxy = http_proxy
192 or return;
208 193
209 unless ($tw && $th) { 194 $ENV{http_proxy} = $proxy;
210 $tw = $th = 1; 195}
211 $data = "\x00" x 64;
212 }
213 196
214 unless ($GL_NPOT) { 197sub lwp_useragent {
215 # TODO: does not work for zero-sized textures 198 require LWP::UserAgent;
216 $tw = topot $tw;
217 $th = topot $th;
218
219 if ($tw != $self->{w} || $th != $self->{h} && defined $data) {
220 my $bpp = (length $data) / ($self->{w} * $self->{h});
221 $data = pack "(a" . ($tw * $bpp) . ")*",
222 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
223 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
224 }
225 }
226
227 $self->{s} = $self->{w} / $tw;
228 $self->{t} = $self->{h} / $th;
229
230 $self->{name} ||= (glGenTextures 1)->[0];
231
232 glBindTexture GL_TEXTURE_2D, $self->{name};
233
234 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
235 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
236 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
237 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
238 199
239 if (defined $data) { 200 DC::set_proxy;
240 glTexImage2D GL_TEXTURE_2D, 0, 201
241 $self->{internalformat}, 202 my $ua = LWP::UserAgent->new (
242 $tw, $th, # need to pad texture first 203 agent => "deliantra $VERSION",
243 0, 204 keep_alive => 1,
244 $self->{format}, 205 env_proxy => 1,
245 GL_UNSIGNED_BYTE, 206 timeout => 30,
246 $data; 207 );
247 glGetError and die; 208}
209
210sub lwp_check($) {
211 my ($res) = @_;
212
213 $res->is_error
214 and die $res->status_line;
215
216 $res
217}
218
219sub fh_nonblocking($$) {
220 my ($fh, $nb) = @_;
221
222 if ($^O eq "MSWin32") {
223 $nb = (! ! $nb) + 0;
224 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
248 } else { 225 } else {
249 glCopyTexImage2D GL_TEXTURE_2D, 0, 226 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
250 $self->{internalformat},
251 0, 0,
252 $tw, $th,
253 0;
254 glGetError and die;
255 } 227 }
256}
257 228
258sub DESTROY {
259 my ($self) = @_;
260
261 return unless exists $self->{name};
262
263 glDeleteTextures delete $self->{name};
264} 229}
265 230
266sub restore_state{ 231package DC::Layout;
267 $_->upload 232
268 for grep $_, @textures; 233$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
234 glyph_cache_restore;
235};
236
237$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
238 glyph_cache_backup;
269}; 239};
270 240
2711; 2411;
272 242
273=back 243=back

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