ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra-Client/DC.pm
(Generate patch)

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.9 by elmex, Sat Apr 8 16:34:46 2006 UTC vs.
Revision 1.37 by root, Sun Apr 16 07:25:29 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 AnyEvent;
25use BerkeleyDB;
26use SDL::OpenGL;
27
28our %GL_EXT;
29our $GL_VERSION;
30
31our $GL_NPOT;
32
33sub gl_init {
34 $GL_VERSION = gl_version * 1;
35 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
36
37 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2;
38
39 glEnable GL_TEXTURE_2D;
40 glEnable GL_COLOR_MATERIAL;
41 glShadeModel GL_FLAT;
42 glDisable GL_DEPTH_TEST;
43 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
44
45 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
46
47 CFClient::Texture::restore_state ();
22} 48}
23 49
24sub find_rcfile($) { 50sub find_rcfile($) {
25 my $path; 51 my $path;
26 52
27 for (@INC) { 53 for (@INC) {
28 $path = "$_/Crossfire/resources/$_[0]"; 54 $path = "$_/CFClient/resources/$_[0]";
29 return $path if -r $path; 55 return $path if -r $path;
30 } 56 }
31 57
32 die "FATAL: can't find required file $_[0]\n"; 58 die "FATAL: can't find required file $_[0]\n";
33} 59}
… …
62 } 88 }
63 89
64 close CFG; 90 close CFG;
65} 91}
66 92
93mkdir "$Crossfire::VARDIR/pclient", 0777;
94
95our $DB_ENV = new BerkeleyDB::Env
96 -Home => "$Crossfire::VARDIR/pclient",
97 -Cachesize => 1_000_000,
98 -ErrFile => "/proc/self/fd/2",
99 -ErrPrefix => "DATABASE",
100 -Verbose => 1,
101 -Flags => DB_CREATE | DB_JOINENV | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
102 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
103
104sub db_table($) {
105 new CFClient::Database
106 -Env => $DB_ENV,
107 -Filename => "database",
108 -Subname => $_[0],
109 -Flags => DB_CREATE | DB_UPGRADE,
110 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
111}
112
113package CFClient::Database;
114
115our @ISA = BerkeleyDB::Btree::;
116
117sub get($$) {
118 my $data;
119
120 $_[0]->db_get ($_[1], $data) == 0
121 ? $data
122 : ()
123}
124
125my %DB_SYNC;
126
127sub put($$$) {
128 my ($db, $key, $data) = @_;
129
130 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
131
132 $db->db_put ($key => $data)
133}
134
67package Crossfire::Client::Texture; 135package CFClient::Texture;
136
137use strict;
68 138
69use Scalar::Util; 139use Scalar::Util;
70 140
71use SDL::OpenGL; 141use SDL::OpenGL;
72 142
73my @textures; 143my %TEXTURES;
74 144
75sub _new { 145sub new {
76 my ($class, %data) = @_; 146 my ($class, %data) = @_;
77 147
78 my $self = bless \%data, $class; 148 my $self = bless {
149 internalformat => GL_RGBA,
150 format => GL_RGBA,
151 type => GL_UNSIGNED_BYTE,
152 %data,
153 }, $class;
79 154
80 push @textures, $self; 155 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
81 Scalar::Util::weaken $textures[-1];
82 156
83 $self->upload; 157 $self->upload;
84 158
85 $self 159 $self
86} 160}
87 161
88sub new_from_image { 162sub new_from_image {
89 my ($class, $image) = @_; 163 my ($class, $image, %arg) = @_;
90 164
91 $class->_new (image => $image) 165 $class->new (image => $image, %arg)
92} 166}
93 167
94sub new_from_file { 168sub new_from_file {
95 my ($class, $path) = @_; 169 my ($class, $path) = @_;
96 170
… …
99 173
100 local $/; 174 local $/;
101 $class->new_from_image (<$fh>) 175 $class->new_from_image (<$fh>)
102} 176}
103 177
104sub new_from_surface { 178#sub new_from_surface {
105 my ($class, $surface) = @_; 179# my ($class, $surface) = @_;
106 180#
107 $surface->rgba; 181# $surface->rgba;
108 182#
109 $class->_new ( 183# $class->new (
110 data => $surface->pixels, 184# data => $surface->pixels,
111 width => $surface->width, 185# w => $surface->width,
112 height => $surface->height, 186# h => $surface->height,
187# )
188#}
189
190sub new_from_layout {
191 my ($class, $layout) = @_;
192
193 my ($w, $h, $data) = $layout->render;
194
195 $class->new (
196 w => $w,
197 h => $h,
198 data => $data,
199 internalformat => GL_ALPHA4,
200 format => GL_ALPHA,
201 type => GL_UNSIGNED_BYTE,
113 ) 202 )
114}
115
116sub new_from_ttf {
117 my ($class, $ttf, $text) = @_;
118
119 utf8::encode $text;
120
121 my $surface = SDL::TTFRenderUTF8Blended $ttf, $text,
122 (new SDL::Color -r => 255, -g => 255, -b => 255);
123
124 $class->new_from_surface (bless \$surface, SDL::Surface::)
125} 203}
126 204
127sub new_from_opengl { 205sub new_from_opengl {
128 my ($class, $w, $h, $cb) = @_; 206 my ($class, $w, $h, $cb) = @_;
129 207
130 $class->_new (width => $w, height => $h, render => $cb) 208 $class->new (w => $w, h => $h, render_cb => $cb)
209}
210
211sub topot {
212 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
131} 213}
132 214
133sub upload { 215sub upload {
134 my ($self) = @_; 216 my ($self) = @_;
135 217
136 return unless $SDL::App::USING_OPENGL; 218 return unless $GL_VERSION;
137 219
138 my $data; 220 my $data;
139 221
140 if (exists $self->{data}) { 222 if (exists $self->{data}) {
141 $data = $self->{data}; 223 $data = $self->{data};
224
142 } elsif (exists $self->{rendercb}) { 225 } elsif (exists $self->{render_cb}) {
143 glViewport 0, 0, $self->{width}, $self->{height}; 226 glViewport 0, 0, $self->{w}, $self->{h};
144 glClear GL_COLOR_BUFFER_BIT; 227 glMatrixMode GL_PROJECTION;
145 228 glLoadIdentity;
229 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
230 glMatrixMode GL_MODELVIEW;
231 glLoadIdentity;
146 $self->{rendercb}->($self, $self->{width}, $self->{height}); 232 $self->{render_cb}->($self, $self->{w}, $self->{h});
233
147 } else { 234 } else {
148 my $pb = new Gtk2::Gdk::PixbufLoader; 235 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
149 $pb->write ($self->{image}); 236 = CFClient::load_image_inline $self->{image};
150 $pb->close;
151
152 $pb = $pb->get_pixbuf;
153 $pb = $pb->add_alpha (0, 0, 0, 0);
154
155 $self->{width} = $pb->get_width;
156 $self->{height} = $pb->get_height;
157
158 $data = $pb->get_pixels;
159 } 237 }
160 238
239 my ($tw, $th) = @$self{qw(w h)};
240
241 unless ($tw && $th) {
242 $tw = $th = 1;
243 $data = "\x00" x 64;
244 }
245
246 $self->{minified} = [CFClient::average $tw, $th, $data]
247 if $self->{minify};
248
249 unless ($GL_NPOT) {
250 # TODO: does not work for zero-sized textures
251 $tw = topot $tw;
252 $th = topot $th;
253
254 if ($tw != $self->{w} || $th != $self->{h} && defined $data) {
255 my $bpp = (length $data) / ($self->{w} * $self->{h});
256 $data = pack "(a" . ($tw * $bpp) . ")*",
257 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
258 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
259 }
260 }
261
262 $self->{s} = $self->{w} / $tw;
263 $self->{t} = $self->{h} / $th;
264
161 ($self->{name}) = @{glGenTextures 1}; 265 $self->{name} ||= (glGenTextures 1)->[0];
162 266
163 glBindTexture GL_TEXTURE_2D, $self->{name}; 267 glBindTexture GL_TEXTURE_2D, $self->{name};
164 268
165 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR; 269 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
166 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR; 270 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
167 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 271 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
168 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 272 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
169 273
170 if (defined $data) { 274 if (defined $data) {
171 glTexImage2D GL_TEXTURE_2D, 0, 275 glTexImage2D GL_TEXTURE_2D, 0,
172 GL_RGBA8, 276 $self->{internalformat},
173 $self->{width}, $self->{height}, 277 $tw, $th, # need to pad texture first
174 0, 278 0,
175 GL_RGBA, 279 $self->{format},
176 GL_UNSIGNED_BYTE, 280 $self->{type},
177 $data; 281 $data;
282 glGetError and die;
178 } else { 283 } else {
179 glCopyTexImage2D GL_TEXTURE_2D, 0, 284 glCopyTexImage2D GL_TEXTURE_2D, 0,
180 GL_RGBA8, 285 $self->{internalformat},
181 0, 0, 286 0, 0,
182 $self->{width}, $self->{height}, 287 $tw, $th,
183 0; 288 0;
289 glGetError and die "glCopyTexImage2D $tw,$th";
184 } 290 }
185} 291}
186 292
187sub DESTROY { 293sub DESTROY {
188 my ($self) = @_; 294 my ($self) = @_;
189 295
190 return unless exists $self->{name}; 296 delete $TEXTURES{$self+0};
191 297
192 glDeleteTextures delete $self->{name}; 298 glDeleteTextures delete $self->{name}
299 if $self->{name};
193} 300}
194 301
195push @::GLINIT, sub { 302sub restore_state{
196 $_->upload 303 $_->upload
197 for grep $_, @textures; 304 for values %TEXTURES;
198}; 305};
199 306
2001; 3071;
201 308
202=back 309=back

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines