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/cvs/deliantra/Deliantra-Client/DC.pm
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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.16 by root, Sun Apr 9 17:34:14 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}
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", $error, sprintf @_;
56 }
22} 57}
23 58
24sub find_rcfile($) { 59sub find_rcfile($) {
25 my $path; 60 my $path;
26 61
27 for (@INC) { 62 for (grep !ref, @INC) {
28 $path = "$_/Crossfire/resources/$_[0]"; 63 $path = "$_/CFClient/resources/$_[0]";
29 return $path if -r $path; 64 return $path if -r $path;
30 } 65 }
31 66
32 die "FATAL: can't find required file $_[0]\n"; 67 die "FATAL: can't find required file $_[0]\n";
33} 68}
… …
62 } 97 }
63 98
64 close CFG; 99 close CFG;
65} 100}
66 101
102mkdir "$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 => $data)
194}
195
67package Crossfire::Client::Texture; 196package CFClient::Texture;
197
198use strict;
68 199
69use Scalar::Util; 200use Scalar::Util;
70 201
71use SDL::OpenGL; 202use CFClient::OpenGL;
72 203
73my @textures; 204my %TEXTURES;
74 205
75sub new { 206sub new {
76 my ($class, %data) = @_; 207 my ($class, %data) = @_;
77 208
78 my $self = bless { 209 my $self = bless {
79 internalformat => GL_RGBA, 210 internalformat => GL_RGBA,
80 format => GL_RGBA, 211 format => GL_RGBA,
212 type => GL_UNSIGNED_BYTE,
81 %data, 213 %data,
82 }, $class; 214 }, $class;
83 215
84 push @textures, $self; 216 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
85 Scalar::Util::weaken $textures[-1];
86 217
87 $self->upload; 218 $self->upload;
88 219
89 $self 220 $self
90} 221}
91 222
92sub new_from_image { 223sub new_from_image {
93 my ($class, $image) = @_; 224 my ($class, $image, %arg) = @_;
94 225
95 $class->new (image => $image) 226 $class->new (image => $image, %arg)
96} 227}
97 228
98sub new_from_file { 229sub new_from_file {
99 my ($class, $path) = @_; 230 my ($class, $path, %arg) = @_;
100 231
101 open my $fh, "<:raw", $path 232 open my $fh, "<:raw", $path
102 or die "$path: $!"; 233 or die "$path: $!";
103 234
104 local $/; 235 local $/;
105 $class->new_from_image (<$fh>) 236 $class->new_from_image (<$fh>, %arg)
106} 237}
107 238
108#sub new_from_surface { 239#sub new_from_surface {
109# my ($class, $surface) = @_; 240# my ($class, $surface) = @_;
110# 241#
111# $surface->rgba; 242# $surface->rgba;
112# 243#
113# $class->new ( 244# $class->new (
114# data => $surface->pixels, 245# data => $surface->pixels,
115# width => $surface->width, 246# w => $surface->width,
116# height => $surface->height, 247# h => $surface->height,
117# ) 248# )
118#} 249#}
119 250
120sub new_from_text { 251sub new_from_layout {
121 my ($class, $text, $height) = @_; 252 my ($class, $layout, %arg) = @_;
122 253
123 my ($w, $h, $data) = Crossfire::Client::font_render $text, $height; 254 my ($w, $h, $data, $format, $internalformat) = $layout->render;
124 255
125 $class->new ( 256 $class->new (
126 width => $w, 257 w => $w,
127 height => $h, 258 h => $h,
128 data => $data, 259 data => $data,
129 internalformat => GL_ALPHA4,
130 format => GL_ALPHA, 260 format => $format,
261 internalformat => $format,
262 type => GL_UNSIGNED_BYTE,
263 %arg,
131 ) 264 )
132} 265}
133 266
134sub new_from_opengl { 267sub new_from_opengl {
135 my ($class, $w, $h, $cb) = @_; 268 my ($class, $w, $h, $cb) = @_;
136 269
137 $class->new (width => $w, height => $h, rendercb => $cb) 270 $class->new (w => $w || 1, h => $h || 1, render_cb => $cb)
271}
272
273sub topot {
274 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
138} 275}
139 276
140sub upload { 277sub upload {
141 my ($self) = @_; 278 my ($self) = @_;
142 279
143 return unless $SDL::App::USING_OPENGL; 280 return unless $GL_VERSION;
144 281
145 my $data; 282 my $data;
146 283
147 if (exists $self->{data}) { 284 if (exists $self->{data}) {
148 $data = $self->{data}; 285 $data = $self->{data};
286
149 } elsif (exists $self->{rendercb}) { 287 } elsif (exists $self->{render_cb}) {
150 glViewport 0, 0, $self->{width}, $self->{height}; 288 glViewport 0, 0, $self->{w}, $self->{h};
151 glMatrixMode GL_PROJECTION; 289 glMatrixMode GL_PROJECTION;
152 glLoadIdentity; 290 glLoadIdentity;
153 glOrtho 0, $self->{width}, 0, $self->{height}, -100, 100; 291 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
154 glMatrixMode GL_MODELVIEW; 292 glMatrixMode GL_MODELVIEW;
155 glPushmatrix;
156 glLoadIdentity; 293 glLoadIdentity;
157 glClear GL_COLOR_BUFFER_BIT;
158
159 $self->{rendercb}->($self, $self->{width}, $self->{height}); 294 $self->{render_cb}->($self, $self->{w}, $self->{h});
295
160 } else { 296 } else {
161 my $pb = new Gtk2::Gdk::PixbufLoader; 297 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
162 $pb->write ($self->{image}); 298 = CFClient::load_image_inline $self->{image};
163 $pb->close;
164
165 $pb = $pb->get_pixbuf;
166 $pb = $pb->add_alpha (0, 0, 0, 0);
167
168 $self->{width} = $pb->get_width;
169 $self->{height} = $pb->get_height;
170
171 $data = $pb->get_pixels;
172 } 299 }
173 300
301 my ($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} / $th;
326
174 ($self->{name}) = @{glGenTextures 1}; 327 $self->{name} ||= glGenTexture;
175 328
176 glBindTexture GL_TEXTURE_2D, $self->{name}; 329 glBindTexture GL_TEXTURE_2D, $self->{name};
177 330
178 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
179 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;#_MIPMAP_LINEAR;
180 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 331 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
181 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 332 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
333
334 if ($::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 }
182 347
183 glGetError; 348 glGetError;
349
184 if (defined $data) { 350 if (defined $data) {
185 glTexImage2D GL_TEXTURE_2D, 0, 351 glTexImage2D GL_TEXTURE_2D, 0,
186 $self->{internalformat}, 352 $self->{internalformat},
187 $self->{width}, $self->{height}, 353 $tw, $th, # need to pad texture first
188 0, 354 0,
189 $self->{format}, 355 $self->{format},
190 GL_UNSIGNED_BYTE, 356 $self->{type},
191 $data; 357 $data;
192 glGetError and die; 358 CFClient::gl_check "uploading texture %dx%d if=%x f=%x t=%x",
359 $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
193 } else { 360 } else {
194 glCopyTexImage2D GL_TEXTURE_2D, 0, 361 glCopyTexImage2D GL_TEXTURE_2D, 0,
195 $self->{internalformat}, 362 $self->{internalformat},
196 0, 0, 363 0, 0,
197 $self->{width}, $self->{height}, 364 $tw, $th,
198 0; 365 0;
199 glPopmatrix; 366 CFClient::gl_check "copying to texture %dx%d if=%x",
367 $tw, $th, $self->{internalformat};
200 } 368 }
201} 369}
202 370
203sub DESTROY { 371sub DESTROY {
204 my ($self) = @_; 372 my ($self) = @_;
205 373
206 return unless exists $self->{name}; 374 delete $TEXTURES{$self+0};
207 375
208 glDeleteTextures delete $self->{name}; 376 glDeleteTexture delete $self->{name}
377 if $self->{name};
209} 378}
210 379
211push @::GLINIT, sub { 380sub restore_state{
212 $_->upload 381 $_->upload
213 for grep $_, @textures; 382 for values %TEXTURES;
214}; 383};
215 384
2161; 3851;
217 386
218=back 387=back

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