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

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.48 by root, Tue Apr 25 11:18:48 2006 UTC vs.
Revision 1.190 by root, Tue Sep 2 17:08:44 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 Deliantra::Client; # work around CPAN breakage
		16	package App::Deliantra; # try to reserve namespace
		17	package DC;
		18
		19	use Carp ();
		20
		21	our $VERSION;
16		22
17	BEGIN {	23	BEGIN {
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
24	use Carp ();	30	use utf8;
		31	use strict qw(vars subs);
		32
25	use AnyEvent;	33	use AnyEvent ();
26	use BerkeleyDB;	34	use Pod::POM ();
27	use CFClient::OpenGL;	35	use File::Path ();
		36	use Storable (); # finally
		37	use Fcntl ();
		38	use JSON::XS qw(encode_json decode_json);
28		39
29	our %GL_EXT;	40	=item guard { BLOCK }
30	our $GL_VERSION;
31		41
32	our $GL_NPOT;	42	Returns an object that executes the given block as soon as it is destroyed.
33		43
34	sub gl_init {	44	=cut
35	$GL_VERSION = gl_version * 1;
36	%GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
37		45
38	$GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} \|\| $GL_VERSION >= 2;	46	sub guard(&) {
		47	bless \(my $cb = $_[0]), "DC::Guard"
		48	}
39		49
40	glEnable GL_TEXTURE_2D;	50	sub DC::Guard::DESTROY {
41	glEnable GL_COLOR_MATERIAL;	51	${$_[0]}->()
42	glShadeModel GL_FLAT;	52	}
43	glDisable GL_DEPTH_TEST;
44	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
45		53
46	glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;	54	=item shorten $string[, $maxlength]
47		55
48	CFClient::Texture::restore_state ();	56	=cut
		57
		58	sub shorten($;$) {
		59	my ($str, $len) = @_;
		60	substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
		61	$str
		62	}
		63
		64	sub asxml($) {
		65	local $_ = $_[0];
		66
		67	s/&/&/g;
		68	s/>/>/g;
		69	s/</</g;
		70
		71	$_
		72	}
		73
		74	sub 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, $fh2)
		79	}
		80
		81	sub background(&;&) {
		82	my ($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 $line,
		133	});
		134	}
		135	}
		136	});
		137	}
		138
		139	sub background_msg {
		140	my ($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
		148	package DC;
		149
		150	our @RC_THEME = ("theme-blue", ".");
		151	our $RC_BASE;
		152
		153	for (grep !ref, @INC) {
		154	$RC_BASE = "$_/Deliantra/Client/private/resources";
		155	last if -d $RC_BASE;
49	}	156	}
50		157
51	sub find_rcfile($) {	158	sub find_rcfile($) {
52	my $path;	159	my $path;
53		160
54	for (grep !ref, @INC) {	161	for (@RC_THEME) {
55	$path = "$_/CFClient/resources/$_[0]";	162	$path = "$RC_BASE/$_/$_[0]";
56	return $path if -r $path;	163	return $path if -r $path;
57	}	164	}
58		165
59	die "FATAL: can't find required file $_[0]\n";	166	die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
60	}	167	}
61		168
62	sub read_cfg {	169	sub read_cfg {
63	my ($file) = @_;	170	my ($file) = @_;
64		171
65	open CFG, $file	172	open my $fh, $file
66	or return;	173	or return;
67		174
68	my $CFG;
69
70	local $/;	175	local $/;
71	$CFG = eval <CFG>;	176	my $CFG = <$fh>;
72		177
73	$::CFG = $CFG;	178	$::CFG = decode_json $CFG;
74
75	close CFG;
76	}	179	}
77		180
78	sub write_cfg {	181	sub write_cfg {
79	my ($file) = @_;	182	my $file = "$Deliantra::VARDIR/client.cf";
80		183
81	open CFG, ">$file"	184	$::CFG->{VERSION} = $::VERSION;
		185
		186	open my $fh, ">:utf8", $file
82	or return;	187	or return;
		188	print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
		189	}
83		190
		191	sub http_proxy {
		192	my @proxy = win32_proxy_info;
		193
		194	if (@proxy) {
		195	"http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
		196	} elsif (exists $ENV{http_proxy}) {
		197	$ENV{http_proxy}
		198	} else {
		199	()
84	{	200	}
85	require Data::Dumper;
86	local $Data::Dumper::Purity = 1;
87	$::CFG->{VERSION} = $::VERSION;
88	print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
89	}
90
91	close CFG;
92	}	201	}
93		202
94	mkdir "$Crossfire::VARDIR/pclient", 0777;	203	sub set_proxy {
		204	my $proxy = http_proxy
		205	or return;
95		206
96	our $DB_ENV = new BerkeleyDB::Env	207	$ENV{http_proxy} = $proxy;
97	-Home => "$Crossfire::VARDIR/pclient",	208	}
98	-Cachesize => 1_000_000,
99	-ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
100	# -ErrPrefix => "DATABASE",
101	-Verbose => 1,
102	-Flags => DB_CREATE \| DB_RECOVER_FATAL \| DB_INIT_MPOOL \| DB_INIT_LOCK \| DB_INIT_TXN,
103	or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
104		209
105	sub db_table($) {	210	sub lwp_useragent {
106	my ($table) = @_;	211	require LWP::UserAgent;
107
108	$table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
109		212
110	new CFClient::Database	213	DC::set_proxy;
111	-Env => $DB_ENV,
112	-Filename => $table,
113	# -Filename => "database",
114	# -Subname => $table,
115	-Flags => DB_CREATE \| DB_UPGRADE,
116	or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
117	}
118		214
119	package CFClient::Database;	215	my $ua = LWP::UserAgent->new (
120		216	agent => "deliantra $VERSION",
121	our @ISA = BerkeleyDB::Btree::;	217	keep_alive => 1,
122		218	env_proxy => 1,
123	sub get($$) {	219	timeout => 30,
124	my $data;
125
126	$_[0]->db_get ($_[1], $data) == 0
127	? $data
128	: ()
129	}
130
131	my %DB_SYNC;
132
133	sub put($$$) {
134	my ($db, $key, $data) = @_;
135
136	$DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
137
138	$db->db_put ($key => $data)
139	}
140
141	package CFClient::Texture;
142
143	use strict;
144
145	use Scalar::Util;
146
147	use CFClient::OpenGL;
148
149	my %TEXTURES;
150
151	sub new {
152	my ($class, %data) = @_;
153
154	my $self = bless {
155	internalformat => GL_RGBA,
156	format => GL_RGBA,
157	type => GL_UNSIGNED_BYTE,
158	%data,
159	}, $class;
160
161	Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
162
163	$self->upload;
164
165	$self
166	}
167
168	sub new_from_image {
169	my ($class, $image, %arg) = @_;
170
171	$class->new (image => $image, %arg)
172	}
173
174	sub new_from_file {
175	my ($class, $path, %arg) = @_;
176
177	open my $fh, "<:raw", $path
178	or die "$path: $!";
179
180	local $/;
181	$class->new_from_image (<$fh>, %arg)
182	}
183
184	#sub new_from_surface {
185	# my ($class, $surface) = @_;
186	#
187	# $surface->rgba;
188	#
189	# $class->new (
190	# data => $surface->pixels,
191	# w => $surface->width,
192	# h => $surface->height,
193	# )
194	#}
195
196	sub new_from_layout {
197	my ($class, $layout, %arg) = @_;
198
199	my ($w, $h, $data) = $layout->render;
200
201	$class->new (
202	w => $w,
203	h => $h,
204	data => $data,
205	format => GL_ALPHA,
206	internalformat => GL_ALPHA,
207	type => GL_UNSIGNED_BYTE,
208	%arg,
209	)	220	);
210	}	221	}
211		222
212	sub new_from_opengl {	223	sub lwp_check($) {
213	my ($class, $w, $h, $cb) = @_;
214
215	$class->new (w => $w \|\| 1, h => $h \|\| 1, render_cb => $cb)
216	}
217
218	sub topot {
219	(grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
220	}
221
222	sub upload {
223	my ($self) = @_;	224	my ($res) = @_;
224		225
225	return unless $GL_VERSION;	226	$res->is_error
		227	and die $res->status_line;
226		228
227	my $data;	229	$res
		230	}
228		231
229	if (exists $self->{data}) {	232	sub fh_nonblocking($$) {
230	$data = $self->{data};	233	my ($fh, $nb) = @_;
231		234
232	} elsif (exists $self->{render_cb}) {	235	if ($^O eq "MSWin32") {
233	glViewport 0, 0, $self->{w}, $self->{h};	236	$nb = (! ! $nb) + 0;
234	glMatrixMode GL_PROJECTION;	237	ioctl $fh, 0x8004667e, \$nb; # FIONBIO
235	glLoadIdentity;
236	glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
237	glMatrixMode GL_MODELVIEW;
238	glLoadIdentity;
239	$self->{render_cb}->($self, $self->{w}, $self->{h});
240
241	} else {	238	} else {
242	($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})	239	fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
243	= CFClient::load_image_inline $self->{image};
244	}
245
246	my ($tw, $th) = @$self{qw(w h)};
247
248	unless ($tw > 0 && $th > 0) {
249	$tw = $th = 1;
250	$data = "\x00" x 64;
251	}
252
253	$self->{minified} = [CFClient::average $tw, $th, $data]
254	if $self->{minify};
255
256	unless ($GL_NPOT) {
257	# TODO: does not work for zero-sized textures
258	$tw = topot $tw;
259	$th = topot $th;
260
261	if (($tw != $self->{w} \|\| $th != $self->{h}) && defined $data) {
262	my $bpp = (length $data) / ($self->{w} * $self->{h});
263	$data = pack "(a" . ($tw * $bpp) . ")*",
264	unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
265	$data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
266	}
267	}
268
269	$self->{s} = $self->{w} / $tw;
270	$self->{t} = $self->{h} / $th;
271
272	$self->{name} \|\|= glGenTexture;
273
274	glBindTexture GL_TEXTURE_2D, $self->{name};
275
276	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
277	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
278
279	if ($::FAST) {
280	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
281	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
282	} elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
283	# alternatively check for 0x8191
284	glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
285	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
286	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
287	} else {
288	glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
289	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
290	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
291	}
292		240	}
293	glGetError;
294
295	if (defined $data) {
296	glTexImage2D GL_TEXTURE_2D, 0,
297	$self->{internalformat},
298	$tw, $th, # need to pad texture first
299	0,
300	$self->{format},
301	$self->{type},
302	$data;
303	if (my $error = glGetError) {
304	Carp::cluck sprintf "texture upload error: %x %dx%d i=%x f=%x t=%x",
305	$error, $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
306	}
307	} else {
308	glCopyTexImage2D GL_TEXTURE_2D, 0,
309	$self->{internalformat},
310	0, 0,
311	$tw, $th,
312	0;
313	if (my $error = glGetError) {
314	Carp::cluck sprintf "texture upload error: %x %dx%d i=%x",
315	$error, $tw, $th, $self->{internalformat};
316	}
317	}
318	}	241	}
319		242
320	sub DESTROY {	243	package DC::Layout;
321	my ($self) = @_;
322		244
323	delete $TEXTURES{$self+0};	245	$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
		246	glyph_cache_restore;
		247	};
324		248
325	glDeleteTexture delete $self->{name}	249	$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
326	if $self->{name};	250	glyph_cache_backup;
327	}
328
329	sub restore_state{
330	$_->upload
331	for values %TEXTURES;
332	};	251	};
333		252
334	1;	253	1;
335		254
336	=back	255	=back

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Comparing deliantra/Deliantra-Client/DC.pm (file contents): Revision 1.48 by root, Tue Apr 25 11:18:48 2006 UTC vs. Revision 1.190 by root, Tue Sep 2 17:08:44 2008 UTC

Diff Legend

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.48 by root, Tue Apr 25 11:18:48 2006 UTC vs.
Revision 1.190 by root, Tue Sep 2 17:08:44 2008 UTC