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/cvs/deliantra/Deliantra-Client/DC.pm
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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.4 by root, Fri Apr 7 18:49:52 2006 UTC vs.
Revision 1.61 by root, Wed May 24 21:49:58 2006 UTC

1=head1 NAME 1=head1 NAME
2 2
3Crossfire::Client - undocumented utility garbage for our crossfire client 3CFClient - undocumented utility garbage for our crossfire client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use Crossfire::Client; 7 use CFClient;
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 CFClient;
16 16
17BEGIN { 17BEGIN {
18 $VERSION = '0.1'; 18 $VERSION = '0.1';
19 19
20 use XSLoader; 20 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 21 XSLoader::load "CFClient", $VERSION;
22} 22}
23 23
24use Carp ();
25use AnyEvent ();
26use BerkeleyDB;
27
28use CFClient::OpenGL;
29
30our %GL_EXT;
31our $GL_VERSION;
32
33our $GL_NPOT;
34our $GL_DEBUG = 1;
35
36sub gl_init {
37 $GL_VERSION = gl_version * 1;
38 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
39
40 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
41 $GL_NPOT = 0 if gl_vendor =~ /ATI Technologies/; # ATI doesn't get it right...
42
43 glDisable GL_COLOR_MATERIAL;
44 glShadeModel GL_FLAT;
45 glDisable GL_DITHER;
46 glDisable GL_DEPTH_TEST;
47 glDepthMask 0;
48 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
49
50 CFClient::Texture::restore_state ();
51}
52
53sub gl_check {
54 return unless $GL_DEBUG;
55
56 if (my $error = glGetError) {
57 my ($format, @args) = @_;
58 Carp::cluck sprintf "opengl error %x while $format", $error, @args;
59 }
60}
61
62sub find_rcfile($) {
63 my $path;
64
65 for (grep !ref, @INC) {
66 $path = "$_/CFClient/resources/$_[0]";
67 return $path if -r $path;
68 }
69
70 die "FATAL: can't find required file $_[0]\n";
71}
72
73sub read_cfg {
74 my ($file) = @_;
75
76 open CFG, $file
77 or return;
78
79 my $CFG;
80
81 local $/;
82 $CFG = eval <CFG>;
83
84 $::CFG = $CFG;
85
86 close CFG;
87}
88
89sub write_cfg {
90 my ($file) = @_;
91
92 open CFG, ">$file"
93 or return;
94
95 {
96 require Data::Dumper;
97 local $Data::Dumper::Purity = 1;
98 $::CFG->{VERSION} = $::VERSION;
99 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
100 }
101
102 close CFG;
103}
104
105mkdir "$Crossfire::VARDIR/pclient", 0777;
106
107our $DB_ENV = new BerkeleyDB::Env
108 -Home => "$Crossfire::VARDIR/pclient",
109 -Cachesize => 1_000_000,
110 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
111# -ErrPrefix => "DATABASE",
112 -Verbose => 1,
113 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
114 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
115
116sub db_table($) {
117 my ($table) = @_;
118
119 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
120
121 new CFClient::Database
122 -Env => $DB_ENV,
123 -Filename => $table,
124# -Filename => "database",
125# -Subname => $table,
126 -Property => DB_CHKSUM,
127 -Flags => DB_CREATE | DB_UPGRADE,
128 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
129}
130
131sub pod_to_pango($) {
132 my ($pom) = @_;
133
134 $pom->present ("CFClient::PodToPango")
135}
136
137sub pod_to_pango_list($) {
138 my ($pom) = @_;
139
140 [
141 map s/^(\s*)// && [40 * length $1, length $_ ? $_ : " "],
142 split /\n/, $pom->present ("CFClient::PodToPango")
143 ]
144}
145
146package CFClient::PodToPango;
147
148use base Pod::POM::View::Text;
149
150our $indent = 0;
151
152*view_seq_code =
153*view_seq_bold = sub { "<b>$_[1]</b>" };
154*view_seq_italic = sub { "<i>$_[1]</i>" };
155*view_seq_space =
156*view_seq_link =
157*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) };
158
159sub view_seq_text {
160 my $text = $_[1];
161 $text =~ s/\s+/ /g;
162 CFClient::UI::Label::escape ($text)
163}
164
165sub view_item {
166 ("\t" x ($indent / 4))
167 . $_[1]->title->present ($_[0])
168 . "\n"
169 . $_[1]->content->present ($_[0])
170}
171
172sub view_verbatim {
173 (join "",
174 map +("\t" x ($indent / 2)) . "$_\n",
175 split /\n/, CFClient::UI::Label::escape ($_[1]))
176 . "\n"
177}
178
179sub view_textblock {
180 ("\t" x ($indent / 2)) . "$_[1]\n\n"
181}
182
183sub view_head1 {
184 "<span foreground='#ffff00' size='x-large'>" . $_[1]->title->present ($_[0]) . "</span>\n\n"
185 . $_[1]->content->present ($_[0])
186};
187
188sub view_head2 {
189 "<span foreground='#ccccff' size='large'>" . $_[1]->title->present ($_[0]) . "</span>\n\n"
190 . $_[1]->content->present ($_[0])
191};
192
193sub view_over {
194 local $indent = $indent + $_[1]->indent;
195 $_[1]->content->present ($_[0])
196}
197
198package CFClient::Database;
199
200our @ISA = BerkeleyDB::Btree::;
201
202sub get($$) {
203 my $data;
204
205 $_[0]->db_get ($_[1], $data) == 0
206 ? $data
207 : ()
208}
209
210my %DB_SYNC;
211
212sub put($$$) {
213 my ($db, $key, $data) = @_;
214
215 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
216
217 $db->db_put ($key => $data)
218}
219
24package Crossfire::Client::Texture; 220package CFClient::Texture;
221
222use strict;
25 223
26use Scalar::Util; 224use Scalar::Util;
27 225
28use SDL::OpenGL; 226use CFClient::OpenGL;
29 227
30my @textures; 228my %TEXTURES;
31 229
32sub _new { 230sub new {
33 my ($class, %data) = @_; 231 my ($class, %data) = @_;
34 232
35 my $self = bless \%data, $class; 233 my $self = bless {
234 internalformat => GL_RGBA,
235 format => GL_RGBA,
236 type => GL_UNSIGNED_BYTE,
237 %data,
238 }, $class;
36 239
37 push @textures, $self; 240 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
38 Scalar::Util::weaken $textures[-1];
39 241
40 $self->upload; 242 $self->upload;
41 243
42 $self 244 $self
43} 245}
44 246
45sub new_from_image { 247sub new_from_image {
46 my ($class, $image) = @_; 248 my ($class, $image, %arg) = @_;
47 249
48 $class->_new (image => $image) 250 $class->new (image => $image, %arg)
49} 251}
50 252
51sub new_from_file { 253sub new_from_file {
52 my ($class, $path) = @_; 254 my ($class, $path, %arg) = @_;
53 255
54 open my $fh, "<:raw", $path 256 open my $fh, "<:raw", $path
55 or die "$path: $!"; 257 or die "$path: $!";
56 258
57 local $/; 259 local $/;
58 $class->new_from_image (<$fh>) 260 $class->new_from_image (<$fh>, %arg)
59} 261}
60 262
61sub new_from_surface { 263#sub new_from_surface {
62 my ($class, $surface) = @_; 264# my ($class, $surface) = @_;
63 265#
64 $surface->rgba; 266# $surface->rgba;
65 267#
66 $class->_new ( 268# $class->new (
67 data => $surface->pixels, 269# data => $surface->pixels,
68 width => $surface->width, 270# w => $surface->width,
69 height => $surface->height, 271# h => $surface->height,
272# )
273#}
274
275sub new_from_layout {
276 my ($class, $layout, %arg) = @_;
277
278 my ($w, $h, $data, $format, $internalformat) = $layout->render;
279
280 $class->new (
281 w => $w,
282 h => $h,
283 data => $data,
284 format => $format,
285 internalformat => $format,
286 type => GL_UNSIGNED_BYTE,
287 %arg,
70 ) 288 )
289}
290
291sub new_from_opengl {
292 my ($class, $w, $h, $cb) = @_;
293
294 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
295}
296
297sub topot {
298 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
71} 299}
72 300
73sub upload { 301sub upload {
74 my ($self) = @_; 302 my ($self) = @_;
75 303
76 return unless $SDL::App::USING_OPENGL; 304 return unless $GL_VERSION;
77 305
78 my ($data, $width, $height); 306 my $data;
79 307
80 if (exists $self->{data}) { 308 if (exists $self->{data}) {
81 ($data, $width, $height) = ($self->{data}, $self->{width}, $self->{height}); 309 $data = $self->{data};
310
311 } elsif (exists $self->{render_cb}) {
312 glViewport 0, 0, $self->{w}, $self->{h};
313 glMatrixMode GL_PROJECTION;
314 glLoadIdentity;
315 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
316 glMatrixMode GL_MODELVIEW;
317 glLoadIdentity;
318 $self->{render_cb}->($self, $self->{w}, $self->{h});
319
82 } else { 320 } else {
83 my $pb = new Gtk2::Gdk::PixbufLoader; 321 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
84 $pb->write ($self->{image}); 322 = CFClient::load_image_inline $self->{image};
85 $pb->close;
86
87 $pb = $pb->get_pixbuf;
88 $pb = $pb->add_alpha (0, 0, 0, 0);
89
90 ($data, $width, $height) = ($pb->get_pixels, $pb->get_width, $pb->get_height);
91 } 323 }
92 324
325 my ($tw, $th) = @$self{qw(w h)};
326
327 unless ($tw > 0 && $th > 0) {
328 $tw = $th = 1;
329 $data = "\x00" x 64;
330 }
331
332 $self->{minified} = [CFClient::average $tw, $th, $data]
333 if $self->{minify};
334
335 unless ($GL_NPOT) {
336 # TODO: does not work for zero-sized textures
337 $tw = topot $tw;
338 $th = topot $th;
339
340 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
341 my $bpp = (length $data) / ($self->{w} * $self->{h});
342 $data = pack "(a" . ($tw * $bpp) . ")*",
343 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
344 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
345 }
346 }
347
348 $self->{s} = $self->{w} / $tw;
349 $self->{t} = $self->{h} / $th;
350
93 ($self->{name}) = @{glGenTextures 1}; 351 $self->{name} ||= glGenTexture;
94 352
95 glBindTexture GL_TEXTURE_2D, $self->{name}; 353 glBindTexture GL_TEXTURE_2D, $self->{name};
96 354
97 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
98 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
99 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 355 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
100 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 356 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
357
358 if ($::FAST) {
359 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
360 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
361 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
362 # alternatively check for 0x8191
363 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
364 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
365 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
366 } else {
367 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
368 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
369 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
370 }
101 371
372 glGetError;
373
374 if (defined $data) {
102 glTexImage2D GL_TEXTURE_2D, 0, 375 glTexImage2D GL_TEXTURE_2D, 0,
103 GL_RGBA8, 376 $self->{internalformat},
104 $width, $height, 377 $tw, $th,
105 0, 378 0,
106 GL_RGBA, 379 $self->{format},
107 GL_UNSIGNED_BYTE, 380 $self->{type},
108 $data; 381 $data;
382 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
383 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
384 } else {
385 glCopyTexImage2D GL_TEXTURE_2D, 0,
386 $self->{internalformat},
387 0, 0,
388 $tw, $th,
389 0;
390 CFClient::gl_check "copying to texture %dx%d if=%x",
391 $tw, $th, $self->{internalformat};
392 }
393
394 glBindTexture GL_TEXTURE_2D, 0; # just to be on the safe side
109} 395}
110 396
111sub DESTROY { 397sub DESTROY {
112 my ($self) = @_; 398 my ($self) = @_;
113 399
114 return unless exists $self->{name}; 400 delete $TEXTURES{$self+0};
115 401
116 glDeleteTextures delete $self->{name}; 402 glDeleteTexture delete $self->{name}
403 if $self->{name};
117} 404}
118 405
119push @::GLINIT, sub { 406sub restore_state {
120 $_->upload 407 $_->upload
121 for grep $_, @textures; 408 for values %TEXTURES;
122}; 409}
123 410
1241; 4111;
125 412
126=back 413=back
127 414

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