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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.30 by root, Wed Apr 12 21:35:10 2006 UTC vs.
Revision 1.200 by root, Sun Jan 4 10:22:19 2009 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 = '2.02';
19 23
20 use XSLoader; 24 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 25 XSLoader::load "Deliantra::Client", $VERSION;
22} 26}
23 27
24use SDL::OpenGL; 28use utf8;
29use strict qw(vars subs);
25 30
26our %GL_EXT; 31use Socket ();
27our $GL_VERSION; 32use AnyEvent ();
33use AnyEvent::Util ();
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 $_
72}
73
74sub background(&;&) {
75 my ($bg, $cb) = @_;
76
77 my ($fh_r, $fh_w) = AnyEvent::Util::portable_socketpair
78 or die "unable to create background socketpair: $!";
79
80 my $pid = fork;
81
82 if (defined $pid && !$pid) {
83 local $SIG{__DIE__};
84
85 open STDOUT, ">&", $fh_w;
86 open STDERR, ">&", $fh_w;
87 close $fh_r;
88 close $fh_w;
89
90 $| = 1;
91
92 eval { $bg->() };
93
94 if ($@) {
95 my $msg = $@;
96 $msg =~ s/\n+/\n/;
97 warn "FATAL: $msg";
98 DC::_exit 1;
99 }
100
101 # win32 is fucked up, of course. exit will clean stuff up,
102 # which destroys our database etc. _exit will exit ALL
103 # forked processes, because of the dreaded fork emulation.
104 DC::_exit 0;
105 }
106
107 close $fh_w;
108
109 my $buffer;
110
111 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
112 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
113 undef $w;
114 $cb->();
115 return;
116 }
117
118 while ($buffer =~ s/^(.*)\n//) {
119 my $line = $1;
120 $line =~ s/\s+$//;
121 utf8::decode $line;
122 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
123 $cb->(JSON::XS->new->allow_nonref->decode ($1));
124 } else {
125 ::message ({
126 markup => "background($pid): " . DC::asxml $line,
127 });
128 }
129 }
130 });
131}
132
133sub background_msg {
134 my ($msg) = @_;
135
136 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
137 $msg =~ s/\n//g;
138 utf8::encode $msg;
139 print $msg, "\n";
140}
141
142package DC;
143
144our $RC_THEME;
145our %THEME;
146our @RC_PATH;
147our $RC_BASE;
148
149for (grep !ref, @INC) {
150 $RC_BASE = "$_/Deliantra/Client/private/resources";
151 last if -d $RC_BASE;
46} 152}
47 153
48sub find_rcfile($) { 154sub find_rcfile($) {
49 my $path; 155 my $path;
50 156
51 for (@INC) { 157 for (@RC_PATH, "") {
52 $path = "$_/CFClient/resources/$_[0]"; 158 $path = "$RC_BASE/$_/$_[0]";
53 return $path if -r $path; 159 return $path if -r $path;
54 } 160 }
55 161
56 die "FATAL: can't find required file $_[0]\n"; 162 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
163}
164
165sub load_json($) {
166 my ($file) = @_;
167
168 open my $fh, $file
169 or return;
170
171 local $/;
172 JSON::XS->new->utf8->relaxed->decode (<$fh>)
173}
174
175sub set_theme($) {
176 return if $RC_THEME eq $_[0];
177 $RC_THEME = $_[0];
178
179 # kind of hacky, find the main theme file, then load all theme files and merge them
180
181 %THEME = ();
182 @RC_PATH = "theme-$RC_THEME";
183
184 my $theme = load_json find_rcfile "theme.json"
185 or die "FATAL: theme resource file not found";
186
187 @RC_PATH = @{ $theme->{path} } if $theme->{path};
188
189 for (@RC_PATH, "") {
190 my $theme = load_json "$RC_BASE/$_/theme.json"
191 or next;
192
193 %THEME = ( %$theme, %THEME );
194 }
57} 195}
58 196
59sub read_cfg { 197sub read_cfg {
60 my ($file) = @_; 198 my ($file) = @_;
61 199
62 open CFG, $file 200 $::CFG = load_json $file;
201}
202
203sub write_cfg {
204 my $file = "$Deliantra::VARDIR/client.cf";
205
206 $::CFG->{VERSION} = $::VERSION;
207
208 open my $fh, ">:utf8", $file
63 or return; 209 or return;
64 210 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
65 my $CFG;
66
67 local $/;
68 $CFG = eval <CFG>;
69
70 $::CFG = $CFG;
71
72 close CFG;
73} 211}
74 212
75sub write_cfg { 213sub http_proxy {
76 my ($file) = @_; 214 my @proxy = win32_proxy_info;
77 215
78 open CFG, ">$file" 216 if (@proxy) {
217 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
218 } elsif (exists $ENV{http_proxy}) {
219 $ENV{http_proxy}
220 } else {
221 ()
222 }
223}
224
225sub set_proxy {
226 my $proxy = http_proxy
79 or return; 227 or return;
80 228
229 $ENV{http_proxy} = $proxy;
230}
231
232sub lwp_useragent {
233 require LWP::UserAgent;
81 { 234
82 require Data::Dumper; 235 DC::set_proxy;
83 local $Data::Dumper::Purity = 1;
84 $::CFG->{VERSION} = $::VERSION;
85 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
86 }
87 236
88 close CFG; 237 my $ua = LWP::UserAgent->new (
89} 238 agent => "deliantra $VERSION",
90 239 keep_alive => 1,
91package CFClient::Texture; 240 env_proxy => 1,
92 241 timeout => 30,
93use strict;
94
95use Scalar::Util;
96
97use SDL::OpenGL;
98
99my @textures;
100
101sub new {
102 my ($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 => $data,
156 internalformat => GL_ALPHA4,
157 format => GL_ALPHA,
158 type => GL_UNSIGNED_BYTE,
159 ) 242 );
160} 243}
161 244
162sub new_from_opengl { 245sub lwp_check($) {
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) = @_; 246 my ($res) = @_;
174 247
175 return unless $GL_VERSION; 248 $res->is_error
249 and die $res->status_line;
176 250
177 my $data; 251 $res
252}
178 253
179 if (exists $self->{data}) { 254sub fh_nonblocking($$) {
180 $data = $self->{data}; 255 my ($fh, $nb) = @_;
181 256
182 } elsif (exists $self->{render_cb}) { 257 if ($^O eq "MSWin32") {
183 glViewport 0, 0, $self->{w}, $self->{h}; 258 $nb = (! ! $nb) + 0;
184 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000; 259 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
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}, $self->{h});
191
192 } else { 260 } else {
193 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) 261 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
194 = CFClient::load_image_inline $self->{image};
195 }
196
197 my ($tw, $th) = @$self{qw(w h)};
198
199 unless ($tw && $th) {
200 $tw = $th = 1;
201 $data = "\x00" x 64;
202 }
203
204 unless ($GL_NPOT) {
205 # TODO: does not work for zero-sized textures
206 $tw = topot $tw;
207 $th = topot $th;
208
209 if ($tw != $self->{w} || $th != $self->{h} && defined $data) {
210 my $bpp = (length $data) / ($self->{w} * $self->{h});
211 $data = pack "(a" . ($tw * $bpp) . ")*",
212 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
213 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
214 }
215 }
216
217 $self->{s} = $self->{w} / $tw;
218 $self->{t} = $self->{h} / $th;
219
220 $self->{name} ||= (glGenTextures 1)->[0];
221
222 glBindTexture GL_TEXTURE_2D, $self->{name};
223
224 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
225 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
226 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
227 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
228 262 }
229 if (defined $data) {
230 glTexImage2D GL_TEXTURE_2D, 0,
231 $self->{internalformat},
232 $tw, $th, # need to pad texture first
233 0,
234 $self->{format},
235 $self->{type},
236 $data;
237 glGetError and die;
238 } else {
239 glCopyTexImage2D GL_TEXTURE_2D, 0,
240 $self->{internalformat},
241 0, 0,
242 $tw, $th,
243 0;
244 glGetError and die;
245 }
246} 263}
247 264
248sub DESTROY { 265package DC::Layout;
249 my ($self) = @_;
250 266
251 return unless exists $self->{name}; 267$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
268 glyph_cache_restore;
269};
252 270
253 glDeleteTextures delete $self->{name}; 271$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
254} 272 glyph_cache_backup;
255
256sub restore_state{
257 $_->upload
258 for grep $_, @textures;
259}; 273};
260 274
2611; 2751;
262 276
263=back 277=back

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