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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.9 by elmex, Sat Apr 8 16:34:46 2006 UTC vs.
Revision 1.44 by root, Mon Apr 24 08:22:20 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;
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} || $GL_VERSION >= 2;
39
40 glEnable GL_TEXTURE_2D;
41 glEnable GL_COLOR_MATERIAL;
42 glShadeModel GL_FLAT;
43 glDisable GL_DEPTH_TEST;
44 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
45
46 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST;
47
48 CFClient::Texture::restore_state ();
22} 49}
23 50
24sub find_rcfile($) { 51sub find_rcfile($) {
25 my $path; 52 my $path;
26 53
27 for (@INC) { 54 for (@INC) {
28 $path = "$_/Crossfire/resources/$_[0]"; 55 $path = "$_/CFClient/resources/$_[0]";
29 return $path if -r $path; 56 return $path if -r $path;
30 } 57 }
31 58
32 die "FATAL: can't find required file $_[0]\n"; 59 die "FATAL: can't find required file $_[0]\n";
33} 60}
… …
62 } 89 }
63 90
64 close CFG; 91 close CFG;
65} 92}
66 93
94mkdir "$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 => $data)
139}
140
67package Crossfire::Client::Texture; 141package CFClient::Texture;
142
143use strict;
68 144
69use Scalar::Util; 145use Scalar::Util;
70 146
71use SDL::OpenGL; 147use CFClient::OpenGL;
72 148
73my @textures; 149my %TEXTURES;
74 150
75sub _new { 151sub new {
76 my ($class, %data) = @_; 152 my ($class, %data) = @_;
77 153
78 my $self = bless \%data, $class; 154 my $self = bless {
155 internalformat => GL_RGBA,
156 format => GL_RGBA,
157 type => GL_UNSIGNED_BYTE,
158 %data,
159 }, $class;
79 160
80 push @textures, $self; 161 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
81 Scalar::Util::weaken $textures[-1];
82 162
83 $self->upload; 163 $self->upload;
84 164
85 $self 165 $self
86} 166}
87 167
88sub new_from_image { 168sub new_from_image {
89 my ($class, $image) = @_; 169 my ($class, $image, %arg) = @_;
90 170
91 $class->_new (image => $image) 171 $class->new (image => $image, %arg)
92} 172}
93 173
94sub new_from_file { 174sub new_from_file {
95 my ($class, $path) = @_; 175 my ($class, $path, %arg) = @_;
96 176
97 open my $fh, "<:raw", $path 177 open my $fh, "<:raw", $path
98 or die "$path: $!"; 178 or die "$path: $!";
99 179
100 local $/; 180 local $/;
101 $class->new_from_image (<$fh>) 181 $class->new_from_image (<$fh>, %arg)
102} 182}
103 183
104sub new_from_surface { 184#sub new_from_surface {
105 my ($class, $surface) = @_; 185# my ($class, $surface) = @_;
106 186#
107 $surface->rgba; 187# $surface->rgba;
108 188#
109 $class->_new ( 189# $class->new (
110 data => $surface->pixels, 190# data => $surface->pixels,
111 width => $surface->width, 191# w => $surface->width,
112 height => $surface->height, 192# h => $surface->height,
193# )
194#}
195
196sub new_from_layout {
197 my ($class, $layout, %arg) = @_;
198
199 my ($w, $h, $data) = $layout->render;
200
201 $class->new (
202 w => $w,
203 h => $h,
204 data => $data,
205 format => GL_ALPHA,
206 internalformat => GL_ALPHA,
207 type => GL_UNSIGNED_BYTE,
208 %arg,
113 ) 209 )
114}
115
116sub new_from_ttf {
117 my ($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 $class->new_from_surface (bless \$surface, SDL::Surface::)
125} 210}
126 211
127sub new_from_opengl { 212sub new_from_opengl {
128 my ($class, $w, $h, $cb) = @_; 213 my ($class, $w, $h, $cb) = @_;
129 214
130 $class->_new (width => $w, height => $h, render => $cb) 215 $class->new (w => $w, h => $h, render_cb => $cb)
216}
217
218sub topot {
219 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
131} 220}
132 221
133sub upload { 222sub upload {
134 my ($self) = @_; 223 my ($self) = @_;
135 224
136 return unless $SDL::App::USING_OPENGL; 225 return unless $GL_VERSION;
137 226
138 my $data; 227 my $data;
139 228
140 if (exists $self->{data}) { 229 if (exists $self->{data}) {
141 $data = $self->{data}; 230 $data = $self->{data};
231
142 } elsif (exists $self->{rendercb}) { 232 } elsif (exists $self->{render_cb}) {
143 glViewport 0, 0, $self->{width}, $self->{height}; 233 glViewport 0, 0, $self->{w}, $self->{h};
144 glClear GL_COLOR_BUFFER_BIT; 234 glMatrixMode GL_PROJECTION;
145 235 glLoadIdentity;
236 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
237 glMatrixMode GL_MODELVIEW;
238 glLoadIdentity;
146 $self->{rendercb}->($self, $self->{width}, $self->{height}); 239 $self->{render_cb}->($self, $self->{w}, $self->{h});
240
147 } else { 241 } else {
148 my $pb = new Gtk2::Gdk::PixbufLoader; 242 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type})
149 $pb->write ($self->{image}); 243 = 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 = $pb->get_pixels;
159 } 244 }
160 245
246 my ($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} / $th;
271
272 glGetError;
273
161 ($self->{name}) = @{glGenTextures 1}; 274 $self->{name} ||= glGenTexture;
162 275
163 glBindTexture GL_TEXTURE_2D, $self->{name}; 276 glBindTexture GL_TEXTURE_2D, $self->{name};
164 277
165 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
166 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
167 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; 278 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
168 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; 279 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
280
281 if ($::FAST) {
282 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST;
283 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;
284 } else {
285 glTexParameter GL_TEXTURE_2D, GL_GENERATE_MIPMAP, $self->{mipmap};
286 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
287 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $self->{mipmap} ? GL_LINEAR_MIPMAP_LINEAR : GL_LINEAR;
288 }
169 289
170 if (defined $data) { 290 if (defined $data) {
171 glTexImage2D GL_TEXTURE_2D, 0, 291 glTexImage2D GL_TEXTURE_2D, 0,
172 GL_RGBA8, 292 $self->{internalformat},
173 $self->{width}, $self->{height}, 293 $tw, $th, # need to pad texture first
174 0, 294 0,
175 GL_RGBA, 295 $self->{format},
176 GL_UNSIGNED_BYTE, 296 $self->{type},
177 $data; 297 $data;
298 if (my $error = glGetError) {
299 Carp::cluck sprintf "texture upload error: %x %dx%d i=%x f=%x t=%x",
300 $error, $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
301 }
178 } else { 302 } else {
179 glCopyTexImage2D GL_TEXTURE_2D, 0, 303 glCopyTexImage2D GL_TEXTURE_2D, 0,
180 GL_RGBA8, 304 $self->{internalformat},
181 0, 0, 305 0, 0,
182 $self->{width}, $self->{height}, 306 $tw, $th,
183 0; 307 0;
308 if (my $error = glGetError) {
309 Carp::cluck sprintf "texture upload error: %x %dx%d i=%x",
310 $error, $tw, $th, $self->{internalformat};
311 }
184 } 312 }
185} 313}
186 314
187sub DESTROY { 315sub DESTROY {
188 my ($self) = @_; 316 my ($self) = @_;
189 317
190 return unless exists $self->{name}; 318 delete $TEXTURES{$self+0};
191 319
192 glDeleteTextures delete $self->{name}; 320 glDeleteTexture delete $self->{name}
321 if $self->{name};
193} 322}
194 323
195push @::GLINIT, sub { 324sub restore_state{
196 $_->upload 325 $_->upload
197 for grep $_, @textures; 326 for values %TEXTURES;
198}; 327};
199 328
2001; 3291;
201 330
202=back 331=back

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