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/cvs/deliantra/Deliantra-Client/DC.pm
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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.3 by root, Fri Apr 7 18:20:13 2006 UTC vs.
Revision 1.52 by root, Wed May 17 15:18:57 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_textblock {
161 ("\t" x ($indent / 2)) . "$_[1]\n\n"
162}
163
164sub view_head2 {
165 "<big>" . $_[1]->title->present ($_[0]) . "</big>\n\n"
166 . $_[1]->content->present ($_[0])
167};
168
169sub view_over {
170 local $indent = $indent + $_[1]->indent;
171 $_[1]->content->present ($_[0])
172}
173
174package CFClient::Database;
175
176our @ISA = BerkeleyDB::Btree::;
177
178sub get($$) {
179 my $data;
180
181 $_[0]->db_get ($_[1], $data) == 0
182 ? $data
183 : ()
184}
185
186my %DB_SYNC;
187
188sub put($$$) {
189 my ($db, $key, $data) = @_;
190
191 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
192
193 $db->db_put ($key => $data)
194}
195
24package Crossfire::Client::Texture; 196package CFClient::Texture;
197
198use strict;
25 199
26use Scalar::Util; 200use Scalar::Util;
27 201
28use SDL::OpenGL; 202use CFClient::OpenGL;
29 203
30my @textures; 204my %TEXTURES;
205
206sub new {
207 my ($class, %data) = @_;
208
209 my $self = bless {
210 internalformat => GL_RGBA,
211 format => GL_RGBA,
212 type => GL_UNSIGNED_BYTE,
213 %data,
214 }, $class;
215
216 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
217
218 $self->upload;
219
220 $self
221}
222
223sub new_from_image {
224 my ($class, $image, %arg) = @_;
225
226 $class->new (image => $image, %arg)
227}
31 228
32sub new_from_file { 229sub new_from_file {
33 my ($class, $path) = @_; 230 my ($class, $path, %arg) = @_;
34 231
35 open my $fh, "<:raw", $path 232 open my $fh, "<:raw", $path
36 or die "$path: $!"; 233 or die "$path: $!";
37 234
38 local $/; 235 local $/;
39 $class->new_from_data (<$fh>) 236 $class->new_from_image (<$fh>, %arg)
40} 237}
41 238
42sub new_from_image { 239#sub new_from_surface {
43 my ($class, $image) = @_; 240# my ($class, $surface) = @_;
241#
242# $surface->rgba;
243#
244# $class->new (
245# data => $surface->pixels,
246# w => $surface->width,
247# h => $surface->height,
248# )
249#}
44 250
45 my $self = bless { 251sub new_from_layout {
46 image => $data, 252 my ($class, $layout, %arg) = @_;
47 };
48 253
49 push @textures, $self; 254 my ($w, $h, $data, $format, $internalformat) = $layout->render;
50 Scalar::Util::weaken $textures[-1];
51 255
52 $self->upload; 256 $class->new (
257 w => $w,
258 h => $h,
259 data => $data,
260 format => $format,
261 internalformat => $format,
262 type => GL_UNSIGNED_BYTE,
263 %arg,
264 )
265}
53 266
54 $self 267sub new_from_opengl {
268 my ($class, $w, $h, $cb) = @_;
269
270 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
271}
272
273sub topot {
274 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
55} 275}
56 276
57sub upload { 277sub upload {
58 my ($self) = @_; 278 my ($self) = @_;
59 279
60 return unless $SDL::App::USING_OPENGL; 280 return unless $GL_VERSION;
61 281
62 my ($data, $width, $height); 282 my $data;
63 283
64 if (exists $self->{data}) { 284 if (exists $self->{data}) {
65 ($data, $width, $height) = ($self->{data}, $self->{width}, $self->{height}); 285 $data = $self->{data};
286
287 } elsif (exists $self->{render_cb}) {
288 glViewport 0, 0, $self->{w}, $self->{h};
289 glMatrixMode GL_PROJECTION;
290 glLoadIdentity;
291 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
292 glMatrixMode GL_MODELVIEW;
293 glLoadIdentity;
294 $self->{render_cb}->($self, $self->{w}, $self->{h});
295
66 } else { 296 } else {
67 my $pb = new Gtk2::Gdk::PixbufLoader; 297 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
68 $pb->write ($self->{data}); 298 = CFClient::load_image_inline $self->{image};
69 $pb->close;
70
71 $pb = $pb->get_pixbuf;
72 $pb = $pb->add_alpha (0, 0, 0, 0);
73
74 ($data, $width, $height) = ($pb->get_pixels, $pb->get_width, $pb->get_height);
75 } 299 }
76 300
301 my ($tw, $th) = @$self{qw(w h)};
302
303 unless ($tw > 0 && $th > 0) {
304 $tw = $th = 1;
305 $data = "\x00" x 64;
306 }
307
308 $self->{minified} = [CFClient::average $tw, $th, $data]
309 if $self->{minify};
310
311 unless ($GL_NPOT) {
312 # TODO: does not work for zero-sized textures
313 $tw = topot $tw;
314 $th = topot $th;
315
316 if (($tw != $self->{w} || $th != $self->{h}) && defined $data) {
317 my $bpp = (length $data) / ($self->{w} * $self->{h});
318 $data = pack "(a" . ($tw * $bpp) . ")*",
319 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
320 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
321 }
322 }
323
324 $self->{s} = $self->{w} / $tw;
325 $self->{t} = $self->{h} / $th;
326
77 ($self->{name}) = @{glGenTextures 1}; 327 $self->{name} ||= glGenTexture;
78 328
79 glBindTexture GL_TEXTURE_2D, $self->{name}; 329 glBindTexture GL_TEXTURE_2D, $self->{name};
80 330
81 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
82 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
83 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 331 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
84 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 332 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
333
334 if ($::FAST) {
335 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
336 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
337 } elsif ($self->{mipmap} && $GL_VERSION >= 1.4) {
338 # alternatively check for 0x8191
339 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, 1;
340 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
341 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR;
342 } else {
343 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
344 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
345 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;
346 }
85 347
348 glGetError;
349
350 if (defined $data) {
86 glTexImage2D GL_TEXTURE_2D, 0, 351 glTexImage2D GL_TEXTURE_2D, 0,
87 GL_RGBA8, 352 $self->{internalformat},
88 $width, $height, 353 $tw, $th, # need to pad texture first
89 0, 354 0,
90 GL_RGBA, 355 $self->{format},
91 GL_UNSIGNED_BYTE, 356 $self->{type},
92 $data; 357 $data;
358 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
359 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
360 } else {
361 glCopyTexImage2D GL_TEXTURE_2D, 0,
362 $self->{internalformat},
363 0, 0,
364 $tw, $th,
365 0;
366 CFClient::gl_check "copying to texture %dx%d if=%x",
367 $tw, $th, $self->{internalformat};
368 }
93} 369}
94 370
95sub DESTROY { 371sub DESTROY {
96 my ($self) = @_; 372 my ($self) = @_;
97 373
98 return unless exists $self->{name}; 374 delete $TEXTURES{$self+0};
99 375
100 glDeleteTextures delete $self->{name}; 376 glDeleteTexture delete $self->{name}
377 if $self->{name};
101} 378}
102 379
103push @::GLINIT, sub { 380sub restore_state{
104 $_->upload 381 $_->upload
105 for grep $_, @textures; 382 for values %TEXTURES;
106}; 383};
107 384
1081; 3851;
109 386
110=back 387=back

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