ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra-Client/DC.pm
(Generate patch)

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.19 by root, Mon Apr 10 19:34:03 2006 UTC vs.
Revision 1.140 by root, Fri Apr 6 07:45:33 2007 UTC

1=head1 NAME 1=head1 NAME
2 2
3Crossfire::Client - undocumented utility garbage for our crossfire client 3CFPlus - undocumented utility garbage for our crossfire client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use Crossfire::Client; 7 use CFPlus;
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 Crossfire::Client; 15package CFPlus;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.97';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 23 XSLoader::load "CFPlus", $VERSION;
22} 24}
23 25
24our %GL_EXT; 26use utf8;
25our $GL_VERSION;
26 27
27our $GL_NPOT; 28use AnyEvent ();
29use Pod::POM ();
30use File::Path ();
31use Storable (); # finally
28 32
29sub gl_init { 33BEGIN {
30 $GL_VERSION = gl_version * 1; 34 use Crossfire::Protocol::Base ();
31 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; 35 *to_json = \&Crossfire::Protocol::Base::to_json;
32 36 *from_json = \&Crossfire::Protocol::Base::from_json;
33 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
34
35 Crossfire::Client::Texture::restore_state ();
36
37# $GL_NPOT=0;#d#
38} 37}
38
39=item guard { BLOCK }
40
41Returns an object that executes the given block as soon as it is destroyed.
42
43=cut
44
45sub guard(&) {
46 bless \(my $cb = $_[0]), "CFPlus::Guard"
47}
48
49sub CFPlus::Guard::DESTROY {
50 ${$_[0]}->()
51}
52
53=item shorten $string[, $maxlength]
54
55=cut
56
57sub shorten($;$) {
58 my ($str, $len) = @_;
59 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
60 $str
61}
62
63sub asxml($) {
64 local $_ = $_[0];
65
66 s/&/&amp;/g;
67 s/>/&gt;/g;
68 s/</&lt;/g;
69
70 $_
71}
72
73sub socketpipe() {
74 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
75 or die "cannot establish bidirectional pipe: $!\n";
76
77 ($fh1, $fh2)
78}
79
80sub background(&;&) {
81 my ($bg, $cb) = @_;
82
83 my ($fh_r, $fh_w) = CFPlus::socketpipe;
84
85 my $pid = fork;
86
87 if (defined $pid && !$pid) {
88 local $SIG{__DIE__};
89
90 open STDOUT, ">&", $fh_w;
91 open STDERR, ">&", $fh_w;
92 close $fh_r;
93 close $fh_w;
94
95 $| = 1;
96
97 eval { $bg->() };
98
99 if ($@) {
100 my $msg = $@;
101 $msg =~ s/\n+/\n/;
102 warn "FATAL: $msg";
103 CFPlus::_exit 1;
104 }
105
106 # win32 is fucked up, of course. exit will clean stuff up,
107 # which destroys our database etc. _exit will exit ALL
108 # forked processes, because of the dreaded fork emulation.
109 CFPlus::_exit 0;
110 }
111
112 close $fh_w;
113
114 my $buffer;
115
116 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
117 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
118 undef $w;
119 $cb->();
120 return;
121 }
122
123 while ($buffer =~ s/^(.*)\n//) {
124 my $line = $1;
125 $line =~ s/\s+$//;
126 utf8::decode $line;
127 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
128 $cb->(JSON::XS->new->allow_nonref->decode ($1));
129 } else {
130 ::message ({
131 markup => "background($pid): " . CFPlus::asxml $line,
132 });
133 }
134 }
135 });
136}
137
138sub background_msg {
139 my ($msg) = @_;
140
141 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
142 $msg =~ s/\n//g;
143 utf8::encode $msg;
144 print $msg, "\n";
145}
146
147package CFPlus;
39 148
40sub find_rcfile($) { 149sub find_rcfile($) {
41 my $path; 150 my $path;
42 151
43 for (@INC) { 152 for (grep !ref, @INC) {
44 $path = "$_/Crossfire/resources/$_[0]"; 153 $path = "$_/CFPlus/resources/$_[0]";
45 return $path if -r $path; 154 return $path if -r $path;
46 } 155 }
47 156
48 die "FATAL: can't find required file $_[0]\n"; 157 die "FATAL: can't find required file $_[0]\n";
49} 158}
50 159
51sub read_cfg { 160sub read_cfg {
52 my ($file) = @_; 161 my ($file) = @_;
53 162
54 open CFG, $file 163 open my $fh, $file
55 or return; 164 or return;
56 165
57 my $CFG;
58
59 local $/; 166 local $/;
60 $CFG = eval <CFG>; 167 my $CFG = <$fh>;
61 168
62 $::CFG = $CFG; 169 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
63 170 require YAML;
64 close CFG; 171 utf8::decode $CFG;
172 $::CFG = YAML::Load ($CFG);
173 } elsif ($CFG =~ /^\{/) {
174 $::CFG = from_json $CFG;
175 } else {
176 $::CFG = eval $CFG; ## todo comaptibility cruft
177 }
65} 178}
66 179
67sub write_cfg { 180sub write_cfg {
68 my ($file) = @_; 181 my ($file) = @_;
69 182
70 open CFG, ">$file" 183 $::CFG->{VERSION} = $::VERSION;
184
185 open my $fh, ">:utf8", $file
71 or return; 186 or return;
72 187 print $fh to_json $::CFG;
73 {
74 require Data::Dumper;
75 local $Data::Dumper::Purity = 1;
76 $::CFG->{VERSION} = $::VERSION;
77 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
78 }
79
80 close CFG;
81} 188}
82 189
83package Crossfire::Client::Texture; 190sub http_proxy {
191 my @proxy = win32_proxy_info;
84 192
85use Scalar::Util; 193 if (@proxy) {
86 194 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
87use SDL::OpenGL; 195 } elsif (exists $ENV{http_proxy}) {
88 196 $ENV{http_proxy}
89my @textures;
90
91sub new {
92 my ($class, %data) = @_;
93
94 my $self = bless {
95 internalformat => GL_RGBA,
96 format => GL_RGBA,
97 %data,
98 }, $class;
99
100 push @textures, $self;
101 Scalar::Util::weaken $textures[-1];
102
103 $self->upload;
104
105 $self
106}
107
108sub new_from_image {
109 my ($class, $image) = @_;
110
111 $class->new (image => $image)
112}
113
114sub new_from_file {
115 my ($class, $path) = @_;
116
117 open my $fh, "<:raw", $path
118 or die "$path: $!";
119
120 local $/;
121 $class->new_from_image (<$fh>)
122}
123
124#sub new_from_surface {
125# my ($class, $surface) = @_;
126#
127# $surface->rgba;
128#
129# $class->new (
130# data => $surface->pixels,
131# width => $surface->width,
132# height => $surface->height,
133# )
134#}
135
136sub new_from_text {
137 my ($class, $text, $height) = @_;
138
139 my ($w, $h, $data) = Crossfire::Client::font_render $text, $height;
140
141 $class->new (
142 width => $w,
143 height => $h,
144 data => $data,
145 internalformat => GL_ALPHA4,
146 format => GL_ALPHA,
147 )
148}
149
150sub new_from_opengl {
151 my ($class, $w, $h, $cb) = @_;
152
153 $class->new (width => $w, height => $h, rendercb => $cb)
154}
155
156sub topot {
157 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
158}
159
160sub upload {
161 my ($self) = @_;
162
163 return unless $SDL::App::USING_OPENGL;
164
165 my $data;
166
167 if (exists $self->{data}) {
168 $data = $self->{data};
169 } elsif (exists $self->{rendercb}) {
170 glViewport 0, 0, $self->{width}, $self->{height};
171 glMatrixMode GL_PROJECTION;
172 glLoadIdentity;
173 glOrtho 0, $self->{width}, 0, $self->{height}, -10000, 10000;
174 glMatrixMode GL_MODELVIEW;
175 glPushmatrix;
176 glLoadIdentity;
177 glClear GL_COLOR_BUFFER_BIT;
178
179 $self->{rendercb}->($self, $self->{width}, $self->{height});
180 } else { 197 } else {
181 my $pb = new Gtk2::Gdk::PixbufLoader; 198 ()
182 $pb->write ($self->{image});
183 $pb->close;
184
185 $pb = $pb->get_pixbuf;
186 $pb = $pb->add_alpha (0, 0, 0, 0);
187
188 $self->{width} = $pb->get_width;
189 $self->{height} = $pb->get_height;
190
191 $data = $pb->get_pixels;
192 } 199 }
200}
193 201
194 my ($tw, $th) = @$self{qw(width height)}; 202sub set_proxy {
203 my $proxy = http_proxy
204 or return;
195 205
196 unless ($NPOT) { 206 $ENV{http_proxy} = $proxy;
197 $tw = topot $tw; 207}
198 $th = topot $th;
199 208
200 if (defined $data) { 209sub lwp_useragent {
201 $data = pack "(a$tw)*", (unpack "(a$self->{width})*", $data); 210 require LWP::UserAgent;
202 $data .= ("\x00" x $tw) x ($th - $self->{height});
203 }
204 }
205
206 $self->{u} = $self->{width} / $tw;
207 $self->{v} = $self->{height} / $th;
208
209 $self->{name} ||= (glGenTextures 1)->[0];
210
211 glBindTexture GL_TEXTURE_2D, $self->{name};
212
213 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
214 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;#_MIPMAP_LINEAR;
215 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
216 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
217 211
218 glGetError; 212 CFPlus::set_proxy;
219 if (defined $data) {
220 glTexImage2D GL_TEXTURE_2D, 0,
221 $self->{internalformat},
222 $tw, $th, # need to pad texture first
223 0,
224 $self->{format},
225 GL_UNSIGNED_BYTE,
226 $data;
227 glGetError and die;
228 } else {
229 glCopyTexImage2D GL_TEXTURE_2D, 0,
230 $self->{internalformat},
231 0, 0,
232 $tw, $th,
233 0;
234 glPopmatrix;
235 }
236}
237 213
238sub DESTROY { 214 my $ua = LWP::UserAgent->new (
215 agent => "cfplus $VERSION",
216 keep_alive => 1,
217 env_proxy => 1,
218 timeout => 30,
219 );
220}
221
222sub lwp_check($) {
239 my ($self) = @_; 223 my ($res) = @_;
240 224
241 return unless exists $self->{name}; 225 $res->is_error
226 and die $res->status_line;
242 227
243 glDeleteTextures delete $self->{name}; 228 $res
244} 229}
245 230
246sub restore_state{ 231package CFPlus::Layout;
247 $_->upload 232
248 for grep $_, @textures; 233$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
234 reset_glyph_cache;
249}; 235};
250 236
2511; 2371;
252 238
253=back 239=back

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines