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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 1.55 by root, Fri May 19 16:43:56 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
42 glDisable GL_COLOR_MATERIAL;
43 glShadeModel GL_FLAT;
44 glDisable GL_DITHER;
45 glDisable GL_DEPTH_TEST;
46 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
47
48 CFClient::Texture::restore_state ();
49}
50
51sub gl_check {
52 return unless $GL_DEBUG;
53
54 if (my $error = glGetError) {
55 Carp::cluck sprintf "opengl error %x while %s", $error, sprintf @_;
56 }
57}
58
59sub find_rcfile($) {
60 my $path;
61
62 for (grep !ref, @INC) {
63 $path = "$_/CFClient/resources/$_[0]";
64 return $path if -r $path;
65 }
66
67 die "FATAL: can't find required file $_[0]\n";
68}
69
70sub read_cfg {
71 my ($file) = @_;
72
73 open CFG, $file
74 or return;
75
76 my $CFG;
77
78 local $/;
79 $CFG = eval <CFG>;
80
81 $::CFG = $CFG;
82
83 close CFG;
84}
85
86sub write_cfg {
87 my ($file) = @_;
88
89 open CFG, ">$file"
90 or return;
91
92 {
93 require Data::Dumper;
94 local $Data::Dumper::Purity = 1;
95 $::CFG->{VERSION} = $::VERSION;
96 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
97 }
98
99 close CFG;
100}
101
102mkdir "$Crossfire::VARDIR/pclient", 0777;
103
104our $DB_ENV = new BerkeleyDB::Env
105 -Home => "$Crossfire::VARDIR/pclient",
106 -Cachesize => 1_000_000,
107 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
108# -ErrPrefix => "DATABASE",
109 -Verbose => 1,
110 -Flags => DB_CREATE | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
111 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
112
113sub db_table($) {
114 my ($table) = @_;
115
116 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
117
118 new CFClient::Database
119 -Env => $DB_ENV,
120 -Filename => $table,
121# -Filename => "database",
122# -Subname => $table,
123 -Property => DB_CHKSUM,
124 -Flags => DB_CREATE | DB_UPGRADE,
125 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
126}
127
128sub pod_to_pango($) {
129 my ($pom) = @_;
130
131 $pom->present ("CFClient::PodToPango")
132}
133
134package CFClient::PodToPango;
135
136use base Pod::POM::View::Text;
137
138our $indent = 0;
139
140*view_seq_code =
141*view_seq_bold = sub { "<b>$_[1]</b>" };
142*view_seq_italic = sub { "<i>$_[1]</i>" };
143*view_seq_space =
144*view_seq_link =
145*view_seq_index = sub { CFClient::UI::Label::escape ($_[1]) };
146
147sub view_seq_text {
148 my $text = $_[1];
149 $text =~ s/\s+/ /g;
150 CFClient::UI::Label::escape ($text)
151}
152
153sub view_item {
154 ("\t" x ($indent / 4))
155 . $_[1]->title->present ($_[0])
156 . "\n"
157 . $_[1]->content->present ($_[0])
158}
159
160sub view_verbatim {
161 (join "",
162 map +("\t" x ($indent / 2)) . "$_\n",
163 split /\n/, CFClient::UI::Label::escape ($_[1]))
164 . "\n"
165}
166
167sub view_textblock {
168 ("\t" x ($indent / 2)) . "$_[1]\n\n"
169}
170
171sub view_head2 {
172 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n"
173 . $_[1]->content->present ($_[0])
174};
175
176sub view_over {
177 local $indent = $indent + $_[1]->indent;
178 $_[1]->content->present ($_[0])
179}
180
181package CFClient::Database;
182
183our @ISA = BerkeleyDB::Btree::;
184
185sub get($$) {
186 my $data;
187
188 $_[0]->db_get ($_[1], $data) == 0
189 ? $data
190 : ()
191}
192
193my %DB_SYNC;
194
195sub put($$$) {
196 my ($db, $key, $data) = @_;
197
198 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
199
200 $db->db_put ($key => $data)
201}
202
24package Crossfire::Client::Texture; 203package CFClient::Texture;
204
205use strict;
25 206
26use Scalar::Util; 207use Scalar::Util;
27 208
28use SDL::OpenGL; 209use CFClient::OpenGL;
29 210
30my @textures; 211my %TEXTURES;
31 212
32sub _new { 213sub new {
33 my ($class, %data) = @_; 214 my ($class, %data) = @_;
34 215
35 my $self = bless \%data, $class; 216 my $self = bless {
217 internalformat => GL_RGBA,
218 format => GL_RGBA,
219 type => GL_UNSIGNED_BYTE,
220 %data,
221 }, $class;
36 222
37 push @textures, $self; 223 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
38 Scalar::Util::weaken $textures[-1];
39 224
40 $self->upload; 225 $self->upload;
41 226
42 $self 227 $self
43} 228}
44 229
45sub new_from_image { 230sub new_from_image {
46 my ($class, $image) = @_; 231 my ($class, $image, %arg) = @_;
47 232
48 $class->_new (image => $image) 233 $class->new (image => $image, %arg)
49} 234}
50 235
51sub new_from_file { 236sub new_from_file {
52 my ($class, $path) = @_; 237 my ($class, $path, %arg) = @_;
53 238
54 open my $fh, "<:raw", $path 239 open my $fh, "<:raw", $path
55 or die "$path: $!"; 240 or die "$path: $!";
56 241
57 local $/; 242 local $/;
58 $class->new_from_image (<$fh>) 243 $class->new_from_image (<$fh>, %arg)
59} 244}
60 245
61sub new_from_surface { 246#sub new_from_surface {
62 my ($class, $surface) = @_; 247# my ($class, $surface) = @_;
63 248#
64 $surface->rgba; 249# $surface->rgba;
65 250#
66 $class->_new ( 251# $class->new (
67 data => $surface->pixels, 252# data => $surface->pixels,
68 width => $surface->width, 253# w => $surface->width,
69 height => $surface->height, 254# h => $surface->height,
255# )
256#}
257
258sub new_from_layout {
259 my ($class, $layout, %arg) = @_;
260
261 my ($w, $h, $data, $format, $internalformat) = $layout->render;
262
263 $class->new (
264 w => $w,
265 h => $h,
266 data => $data,
267 format => $format,
268 internalformat => $format,
269 type => GL_UNSIGNED_BYTE,
270 %arg,
70 ) 271 )
272}
273
274sub new_from_opengl {
275 my ($class, $w, $h, $cb) = @_;
276
277 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
278}
279
280sub topot {
281 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
71} 282}
72 283
73sub upload { 284sub upload {
74 my ($self) = @_; 285 my ($self) = @_;
75 286
76 return unless $SDL::App::USING_OPENGL; 287 return unless $GL_VERSION;
77 288
78 my ($data, $width, $height); 289 my $data;
79 290
80 if (exists $self->{data}) { 291 if (exists $self->{data}) {
81 ($data, $width, $height) = ($self->{data}, $self->{width}, $self->{height}); 292 $data = $self->{data};
293
294 } elsif (exists $self->{render_cb}) {
295 glViewport 0, 0, $self->{w}, $self->{h};
296 glMatrixMode GL_PROJECTION;
297 glLoadIdentity;
298 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
299 glMatrixMode GL_MODELVIEW;
300 glLoadIdentity;
301 $self->{render_cb}->($self, $self->{w}, $self->{h});
302
82 } else { 303 } else {
83 my $pb = new Gtk2::Gdk::PixbufLoader; 304 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
84 $pb->write ($self->{image}); 305 = 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, $pb->get_height);
91 } 306 }
92 307
308 my ($tw, $th) = @$self{qw(w h)};
309
310 unless ($tw > 0 && $th > 0) {
311 $tw = $th = 1;
312 $data = "\x00" x 64;
313 }
314
315 $self->{minified} = [CFClient::average $tw, $th, $data]
316 if $self->{minify};
317
318 unless ($GL_NPOT) {
319 # TODO: does not work for zero-sized textures
320 $tw = topot $tw;
321 $th = topot $th;
322
323 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
324 my $bpp = (length $data) / ($self->{w} * $self->{h});
325 $data = pack "(a" . ($tw * $bpp) . ")*",
326 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
327 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
328 }
329 }
330
331 $self->{s} = $self->{w} / $tw;
332 $self->{t} = $self->{h} / $th;
333
93 ($self->{name}) = @{glGenTextures 1}; 334 $self->{name} ||= glGenTexture;
94 335
95 glBindTexture GL_TEXTURE_2D, $self->{name}; 336 glBindTexture GL_TEXTURE_2D, $self->{name};
96 337
97 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
98 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
99 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 338 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
100 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 339 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
340
341 if ($::FAST) {
342 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
343 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
344 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
345 # alternatively check for 0x8191
346 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
347 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
348 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
349 } else {
350 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
351 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
352 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
353 }
101 354
355 glGetError;
356
357 if (defined $data) {
102 glTexImage2D GL_TEXTURE_2D, 0, 358 glTexImage2D GL_TEXTURE_2D, 0,
103 GL_RGBA8, 359 $self->{internalformat},
104 $width, $height, 360 $tw, $th,
105 0, 361 0,
106 GL_RGBA, 362 $self->{format},
107 GL_UNSIGNED_BYTE, 363 $self->{type},
108 $data; 364 $data;
365 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
366 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
367 } else {
368 glCopyTexImage2D GL_TEXTURE_2D, 0,
369 $self->{internalformat},
370 0, 0,
371 $tw, $th,
372 0;
373 CFClient::gl_check "copying to texture %dx%d if=%x",
374 $tw, $th, $self->{internalformat};
375 }
376
377 glBindTexture GL_TEXTURE_2D, 0; # just to be on the safe side
109} 378}
110 379
111sub DESTROY { 380sub DESTROY {
112 my ($self) = @_; 381 my ($self) = @_;
113 382
114 return unless exists $self->{name}; 383 delete $TEXTURES{$self+0};
115 384
116 glDeleteTextures delete $self->{name}; 385 glDeleteTexture delete $self->{name}
386 if $self->{name};
117} 387}
118 388
119push @::GLINIT, sub { 389sub restore_state {
120 $_->upload 390 $_->upload
121 for grep $_, @textures; 391 for values %TEXTURES;
122}; 392}
123 393
1241; 3941;
125 395
126=back 396=back
127 397

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