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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 1.46 by root, Mon Apr 24 10:19:39 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;
27use CFClient::OpenGL;
28
29our %GL_EXT;
30our $GL_VERSION;
31
32our $GL_NPOT;
33
34sub gl_init {
35 $GL_VERSION = gl_version * 1;
36 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
37
38 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
39
40 glEnable GL_TEXTURE_2D;
41 glEnable GL_COLOR_MATERIAL;
42 glShadeModel GL_FLAT;
43 glDisable GL_DEPTH_TEST;
44 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
45
46 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
47
48 CFClient::Texture::restore_state ();
49}
50
51sub find_rcfile($) {
52 my $path;
53
54 for (grep !ref, @INC) {
55 $path = "$_/CFClient/resources/$_[0]";
56 return $path if -r $path;
57 }
58
59 die "FATAL: can't find required file $_[0]\n";
60}
61
62sub read_cfg {
63 my ($file) = @_;
64
65 open CFG, $file
66 or return;
67
68 my $CFG;
69
70 local $/;
71 $CFG = eval <CFG>;
72
73 $::CFG = $CFG;
74
75 close CFG;
76}
77
78sub write_cfg {
79 my ($file) = @_;
80
81 open CFG, ">$file"
82 or return;
83
84 {
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}
93
94mkdir "$Crossfire::VARDIR/pclient", 0777;
95
96our $DB_ENV = new BerkeleyDB::Env
97 -Home => "$Crossfire::VARDIR/pclient",
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: $BerkeleyDB::Error";
104
105sub db_table($) {
106 my ($table) = @_;
107
108 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
109
110 new CFClient::Database
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
119package CFClient::Database;
120
121our @ISA = BerkeleyDB::Btree::;
122
123sub get($$) {
124 my $data;
125
126 $_[0]->db_get ($_[1], $data) == 0
127 ? $data
128 : ()
129}
130
131my %DB_SYNC;
132
133sub put($$$) {
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 => $data)
139}
140
24package Crossfire::Client::Texture; 141package CFClient::Texture;
142
143use strict;
25 144
26use Scalar::Util; 145use Scalar::Util;
27 146
28use SDL::OpenGL; 147use CFClient::OpenGL;
29 148
30my @textures; 149my %TEXTURES;
150
151sub new {
152 my ($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 $self
166}
167
168sub new_from_image {
169 my ($class, $image, %arg) = @_;
170
171 $class->new (image => $image, %arg)
172}
31 173
32sub new_from_file { 174sub new_from_file {
33 my ($class, $path) = @_; 175 my ($class, $path, %arg) = @_;
34 176
35 open my $fh, "<:raw", $path 177 open my $fh, "<:raw", $path
36 or die "$path: $!"; 178 or die "$path: $!";
37 179
38 local $/; 180 local $/;
39 $class->new_from_data (<$fh>) 181 $class->new_from_image (<$fh>, %arg)
40} 182}
41 183
42sub new_from_image { 184#sub new_from_surface {
43 my ($class, $image) = @_; 185# my ($class, $surface) = @_;
186#
187# $surface->rgba;
188#
189# $class->new (
190# data => $surface->pixels,
191# w => $surface->width,
192# h => $surface->height,
193# )
194#}
44 195
45 my $self = bless { 196sub new_from_layout {
46 image => $data, 197 my ($class, $layout, %arg) = @_;
47 };
48 198
49 push @textures, $self; 199 my ($w, $h, $data) = $layout->render;
50 Scalar::Util::weaken $textures[-1];
51 200
52 $self->upload; 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 )
210}
53 211
54 $self 212sub new_from_opengl {
213 my ($class, $w, $h, $cb) = @_;
214
215 $class->new (w => $w, h => $h, render_cb => $cb)
216}
217
218sub topot {
219 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
55} 220}
56 221
57sub upload { 222sub upload {
58 my ($self) = @_; 223 my ($self) = @_;
59 224
60 return unless $SDL::App::USING_OPENGL; 225 return unless $GL_VERSION;
61 226
62 my ($data, $width, $height); 227 my $data;
63 228
64 if (exists $self->{data}) { 229 if (exists $self->{data}) {
65 ($data, $width, $height) = ($self->{data}, $self->{width}, $self->{height}); 230 $data = $self->{data};
231
232 } elsif (exists $self->{render_cb}) {
233 glViewport 0, 0, $self->{w}, $self->{h};
234 glMatrixMode GL_PROJECTION;
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
66 } else { 241 } else {
67 my $pb = new Gtk2::Gdk::PixbufLoader; 242 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
68 $pb->write ($self->{data}); 243 = 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, $pb->get_height);
75 } 244 }
76 245
246 my ($tw, $th) = @$self{qw(w h)};
247
248 unless ($tw && $th) {
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} / $th;
271
77 ($self->{name}) = @{glGenTextures 1}; 272 $self->{name} ||= glGenTexture;
78 273
79 glBindTexture GL_TEXTURE_2D, $self->{name}; 274 glBindTexture GL_TEXTURE_2D, $self->{name};
80 275
81 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
82 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
83 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 276 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
84 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 277 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
278
279 if ($::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 }
85 292
293 glGetError;
294
295 if (defined $data) {
86 glTexImage2D GL_TEXTURE_2D, 0, 296 glTexImage2D GL_TEXTURE_2D, 0,
87 GL_RGBA8, 297 $self->{internalformat},
88 $width, $height, 298 $tw, $th, # need to pad texture first
89 0, 299 0,
90 GL_RGBA, 300 $self->{format},
91 GL_UNSIGNED_BYTE, 301 $self->{type},
92 $data; 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, $self->{internalformat};
316 }
317 }
93} 318}
94 319
95sub DESTROY { 320sub DESTROY {
96 my ($self) = @_; 321 my ($self) = @_;
97 322
98 return unless exists $self->{name}; 323 delete $TEXTURES{$self+0};
99 324
100 glDeleteTextures delete $self->{name}; 325 glDeleteTexture delete $self->{name}
326 if $self->{name};
101} 327}
102 328
103push @::GLINIT, sub { 329sub restore_state{
104 $_->upload 330 $_->upload
105 for grep $_, @textures; 331 for values %TEXTURES;
106}; 332};
107 333
1081; 3341;
109 335
110=back 336=back

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