[ViewVC] Diff of: cvs/deliantra/Deliantra-Client/DC.pm

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.37 by root, Sun Apr 16 07:25:29 2006 UTC vs.
Revision 1.197 by root, Fri Dec 5 14:44:45 2008 UTC

1	=head1 NAME	1	=head1 NAME
2		2
3	CFClient - undocumented utility garbage for our crossfire client	3	DC - 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
15	package CFClient;	15	package DC;
		16
		17	use Carp ();
		18
		19	our $VERSION;
16		20
17	BEGIN {	21	BEGIN {
18	$VERSION = '0.1';	22	$VERSION = '2.0';
19		23
20	use XSLoader;	24	use XSLoader;
21	XSLoader::load "CFClient", $VERSION;	25	XSLoader::load "Deliantra::Client", $VERSION;
22	}	26	}
23		27
		28	use utf8;
		29	use strict qw(vars subs);
		30
24	use AnyEvent;	31	use AnyEvent ();
25	use BerkeleyDB;	32	use Pod::POM ();
26	use SDL::OpenGL;	33	use File::Path ();
		34	use Storable (); # finally
		35	use Fcntl ();
		36	use JSON::XS qw(encode_json decode_json);
27		37
28	our %GL_EXT;	38	=item guard { BLOCK }
29	our $GL_VERSION;
30		39
31	our $GL_NPOT;	40	Returns an object that executes the given block as soon as it is destroyed.
32		41
33	sub gl_init {	42	=cut
34	$GL_VERSION = gl_version * 1;
35	%GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
36		43
37	$GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} \|\| $GL_VERSION >= 2;	44	sub guard(&) {
		45	bless \(my $cb = $_[0]), "DC::Guard"
		46	}
38		47
39	glEnable GL_TEXTURE_2D;	48	sub DC::Guard::DESTROY {
40	glEnable GL_COLOR_MATERIAL;	49	${$_[0]}->()
41	glShadeModel GL_FLAT;	50	}
42	glDisable GL_DEPTH_TEST;
43	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
44		51
45	glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;	52	=item shorten $string[, $maxlength]
46		53
47	CFClient::Texture::restore_state ();	54	=cut
		55
		56	sub shorten($;$) {
		57	my ($str, $len) = @_;
		58	substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
		59	$str
		60	}
		61
		62	sub asxml($) {
		63	local $_ = $_[0];
		64
		65	s/&/&/g;
		66	s/>/>/g;
		67	s/</</g;
		68
		69	$_
		70	}
		71
		72	sub socketpipe() {
		73	socketpair my $fh1, my $fh2, &Socket::AF_UNIX, &Socket::SOCK_STREAM, &Socket::PF_UNSPEC
		74	or die "cannot establish bidirectional pipe: $!\n";
		75
		76	($fh1, $fh2)
		77	}
		78
		79	sub background(&;&) {
		80	my ($bg, $cb) = @_;
		81
		82	my ($fh_r, $fh_w) = DC::socketpipe;
		83
		84	my $pid = fork;
		85
		86	if (defined $pid && !$pid) {
		87	local $SIG{__DIE__};
		88
		89	open STDOUT, ">&", $fh_w;
		90	open STDERR, ">&", $fh_w;
		91	close $fh_r;
		92	close $fh_w;
		93
		94	$\| = 1;
		95
		96	eval { $bg->() };
		97
		98	if ($@) {
		99	my $msg = $@;
		100	$msg =~ s/\n+/\n/;
		101	warn "FATAL: $msg";
		102	DC::_exit 1;
		103	}
		104
		105	# win32 is fucked up, of course. exit will clean stuff up,
		106	# which destroys our database etc. _exit will exit ALL
		107	# forked processes, because of the dreaded fork emulation.
		108	DC::_exit 0;
		109	}
		110
		111	close $fh_w;
		112
		113	my $buffer;
		114
		115	my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
		116	unless (sysread $fh_r, $buffer, 4096, length $buffer) {
		117	undef $w;
		118	$cb->();
		119	return;
		120	}
		121
		122	while ($buffer =~ s/^(.*)\n//) {
		123	my $line = $1;
		124	$line =~ s/\s+$//;
		125	utf8::decode $line;
		126	if ($line =~ /^\x{e877}json_msg (.*)$/s) {
		127	$cb->(JSON::XS->new->allow_nonref->decode ($1));
		128	} else {
		129	::message ({
		130	markup => "background($pid): " . DC::asxml $line,
		131	});
		132	}
		133	}
		134	});
		135	}
		136
		137	sub background_msg {
		138	my ($msg) = @_;
		139
		140	$msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
		141	$msg =~ s/\n//g;
		142	utf8::encode $msg;
		143	print $msg, "\n";
		144	}
		145
		146	package DC;
		147
		148	our $RC_THEME;
		149	our %THEME;
		150	our @RC_PATH;
		151	our $RC_BASE;
		152
		153	for (grep !ref, @INC) {
		154	$RC_BASE = "$_/Deliantra/Client/private/resources";
		155	last if -d $RC_BASE;
48	}	156	}
49		157
50	sub find_rcfile($) {	158	sub find_rcfile($) {
51	my $path;	159	my $path;
52		160
53	for (@INC) {	161	for (@RC_PATH, "") {
54	$path = "$_/CFClient/resources/$_[0]";	162	$path = "$RC_BASE/$_/$_[0]";
55	return $path if -r $path;	163	return $path if -r $path;
56	}	164	}
57		165
58	die "FATAL: can't find required file $_[0]\n";	166	die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
		167	}
		168
		169	sub load_json($) {
		170	my ($file) = @_;
		171
		172	open my $fh, $file
		173	or return;
		174
		175	local $/;
		176	JSON::XS->new->utf8->relaxed->decode (<$fh>)
		177	}
		178
		179	sub set_theme($) {
		180	return if $RC_THEME eq $_[0];
		181	$RC_THEME = $_[0];
		182
		183	# kind of hacky, find the main theme file, then load all theme files and merge them
		184
		185	%THEME = ();
		186	@RC_PATH = "theme-$RC_THEME";
		187
		188	my $theme = load_json find_rcfile "theme.json"
		189	or die "FATAL: theme resource file not found";
		190
		191	@RC_PATH = @{ $theme->{path} } if $theme->{path};
		192
		193	for (@RC_PATH, "") {
		194	my $theme = load_json "$RC_BASE/$_/theme.json"
		195	or next;
		196
		197	%THEME = ( %$theme, %THEME );
		198	}
59	}	199	}
60		200
61	sub read_cfg {	201	sub read_cfg {
62	my ($file) = @_;	202	my ($file) = @_;
63		203
64	open CFG, $file	204	$::CFG = load_json $file;
		205	}
		206
		207	sub write_cfg {
		208	my $file = "$Deliantra::VARDIR/client.cf";
		209
		210	$::CFG->{VERSION} = $::VERSION;
		211
		212	open my $fh, ">:utf8", $file
65	or return;	213	or return;
66		214	print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
67	my $CFG;
68
69	local $/;
70	$CFG = eval <CFG>;
71
72	$::CFG = $CFG;
73
74	close CFG;
75	}	215	}
76		216
77	sub write_cfg {	217	sub http_proxy {
78	my ($file) = @_;	218	my @proxy = win32_proxy_info;
79		219
80	open CFG, ">$file"	220	if (@proxy) {
		221	"http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
		222	} elsif (exists $ENV{http_proxy}) {
		223	$ENV{http_proxy}
		224	} else {
		225	()
		226	}
		227	}
		228
		229	sub set_proxy {
		230	my $proxy = http_proxy
81	or return;	231	or return;
82		232
		233	$ENV{http_proxy} = $proxy;
		234	}
		235
		236	sub lwp_useragent {
		237	require LWP::UserAgent;
83	{	238
84	require Data::Dumper;	239	DC::set_proxy;
85	local $Data::Dumper::Purity = 1;
86	$::CFG->{VERSION} = $::VERSION;
87	print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
88	}
89		240
90	close CFG;	241	my $ua = LWP::UserAgent->new (
91	}	242	agent => "deliantra $VERSION",
92		243	keep_alive => 1,
93	mkdir "$Crossfire::VARDIR/pclient", 0777;	244	env_proxy => 1,
94		245	timeout => 30,
95	our $DB_ENV = new BerkeleyDB::Env
96	-Home => "$Crossfire::VARDIR/pclient",
97	-Cachesize => 1_000_000,
98	-ErrFile => "/proc/self/fd/2",
99	-ErrPrefix => "DATABASE",
100	-Verbose => 1,
101	-Flags => DB_CREATE \| DB_JOINENV \| DB_RECOVER_FATAL \| DB_INIT_MPOOL \| DB_INIT_LOCK \| DB_INIT_TXN,
102	or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
103
104	sub db_table($) {
105	new CFClient::Database
106	-Env => $DB_ENV,
107	-Filename => "database",
108	-Subname => $_[0],
109	-Flags => DB_CREATE \| DB_UPGRADE,
110	or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
111	}
112
113	package CFClient::Database;
114
115	our @ISA = BerkeleyDB::Btree::;
116
117	sub get($$) {
118	my $data;
119
120	$_[0]->db_get ($_[1], $data) == 0
121	? $data
122	: ()
123	}
124
125	my %DB_SYNC;
126
127	sub put($$$) {
128	my ($db, $key, $data) = @_;
129
130	$DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
131
132	$db->db_put ($key => $data)
133	}
134
135	package CFClient::Texture;
136
137	use strict;
138
139	use Scalar::Util;
140
141	use SDL::OpenGL;
142
143	my %TEXTURES;
144
145	sub new {
146	my ($class, %data) = @_;
147
148	my $self = bless {
149	internalformat => GL_RGBA,
150	format => GL_RGBA,
151	type => GL_UNSIGNED_BYTE,
152	%data,
153	}, $class;
154
155	Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
156
157	$self->upload;
158
159	$self
160	}
161
162	sub new_from_image {
163	my ($class, $image, %arg) = @_;
164
165	$class->new (image => $image, %arg)
166	}
167
168	sub new_from_file {
169	my ($class, $path) = @_;
170
171	open my $fh, "<:raw", $path
172	or die "$path: $!";
173
174	local $/;
175	$class->new_from_image (<$fh>)
176	}
177
178	#sub new_from_surface {
179	# my ($class, $surface) = @_;
180	#
181	# $surface->rgba;
182	#
183	# $class->new (
184	# data => $surface->pixels,
185	# w => $surface->width,
186	# h => $surface->height,
187	# )
188	#}
189
190	sub new_from_layout {
191	my ($class, $layout) = @_;
192
193	my ($w, $h, $data) = $layout->render;
194
195	$class->new (
196	w => $w,
197	h => $h,
198	data => $data,
199	internalformat => GL_ALPHA4,
200	format => GL_ALPHA,
201	type => GL_UNSIGNED_BYTE,
202	)	246	);
203	}	247	}
204		248
205	sub new_from_opengl {	249	sub lwp_check($) {
206	my ($class, $w, $h, $cb) = @_;
207
208	$class->new (w => $w, h => $h, render_cb => $cb)
209	}
210
211	sub topot {
212	(grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
213	}
214
215	sub upload {
216	my ($self) = @_;	250	my ($res) = @_;
217		251
218	return unless $GL_VERSION;	252	$res->is_error
		253	and die $res->status_line;
219		254
220	my $data;	255	$res
		256	}
221		257
222	if (exists $self->{data}) {	258	sub fh_nonblocking($$) {
223	$data = $self->{data};	259	my ($fh, $nb) = @_;
224		260
225	} elsif (exists $self->{render_cb}) {	261	if ($^O eq "MSWin32") {
226	glViewport 0, 0, $self->{w}, $self->{h};	262	$nb = (! ! $nb) + 0;
227	glMatrixMode GL_PROJECTION;	263	ioctl $fh, 0x8004667e, \$nb; # FIONBIO
228	glLoadIdentity;
229	glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
230	glMatrixMode GL_MODELVIEW;
231	glLoadIdentity;
232	$self->{render_cb}->($self, $self->{w}, $self->{h});
233
234	} else {	264	} else {
235	($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})	265	fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
236	= CFClient::load_image_inline $self->{image};
237	}
238
239	my ($tw, $th) = @$self{qw(w h)};
240
241	unless ($tw && $th) {
242	$tw = $th = 1;
243	$data = "\x00" x 64;
244	}
245
246	$self->{minified} = [CFClient::average $tw, $th, $data]
247	if $self->{minify};
248
249	unless ($GL_NPOT) {
250	# TODO: does not work for zero-sized textures
251	$tw = topot $tw;
252	$th = topot $th;
253
254	if ($tw != $self->{w} \|\| $th != $self->{h} && defined $data) {
255	my $bpp = (length $data) / ($self->{w} * $self->{h});
256	$data = pack "(a" . ($tw * $bpp) . ")*",
257	unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
258	$data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
259	}
260	}
261
262	$self->{s} = $self->{w} / $tw;
263	$self->{t} = $self->{h} / $th;
264
265	$self->{name} \|\|= (glGenTextures 1)->[0];
266
267	glBindTexture GL_TEXTURE_2D, $self->{name};
268
269	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
270	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
271	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
272	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
273		266	}
274	if (defined $data) {
275	glTexImage2D GL_TEXTURE_2D, 0,
276	$self->{internalformat},
277	$tw, $th, # need to pad texture first
278	0,
279	$self->{format},
280	$self->{type},
281	$data;
282	glGetError and die;
283	} else {
284	glCopyTexImage2D GL_TEXTURE_2D, 0,
285	$self->{internalformat},
286	0, 0,
287	$tw, $th,
288	0;
289	glGetError and die "glCopyTexImage2D $tw,$th";
290	}
291	}	267	}
292		268
293	sub DESTROY {	269	package DC::Layout;
294	my ($self) = @_;
295		270
296	delete $TEXTURES{$self+0};	271	$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
		272	glyph_cache_restore;
		273	};
297		274
298	glDeleteTextures delete $self->{name}	275	$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
299	if $self->{name};	276	glyph_cache_backup;
300	}
301
302	sub restore_state{
303	$_->upload
304	for values %TEXTURES;
305	};	277	};
306		278
307	1;	279	1;
308		280
309	=back	281	=back

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Comparing deliantra/Deliantra-Client/DC.pm (file contents): Revision 1.37 by root, Sun Apr 16 07:25:29 2006 UTC vs. Revision 1.197 by root, Fri Dec 5 14:44:45 2008 UTC

Diff Legend

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.37 by root, Sun Apr 16 07:25:29 2006 UTC vs.
Revision 1.197 by root, Fri Dec 5 14:44:45 2008 UTC