| 1 | =head1 NAME |
1 | =head1 NAME |
| 2 | |
2 | |
| 3 | CFClient - undocumented utility garbage for our crossfire client |
3 | CFPlus - undocumented utility garbage for our crossfire client |
| 4 | |
4 | |
| 5 | =head1 SYNOPSIS |
5 | =head1 SYNOPSIS |
| 6 | |
6 | |
| 7 | use CFClient; |
7 | use CFPlus; |
| 8 | |
8 | |
| 9 | =head1 DESCRIPTION |
9 | =head1 DESCRIPTION |
| 10 | |
10 | |
| 11 | =over 4 |
11 | =over 4 |
| 12 | |
12 | |
| 13 | =cut |
13 | =cut |
| 14 | |
14 | |
| 15 | package CFClient; |
15 | package CFPlus; |
|
|
16 | |
|
|
17 | use Carp (); |
| 16 | |
18 | |
| 17 | BEGIN { |
19 | BEGIN { |
| 18 | $VERSION = '0.1'; |
20 | $VERSION = '0.97'; |
| 19 | |
21 | |
| 20 | use XSLoader; |
22 | use XSLoader; |
| 21 | XSLoader::load "CFClient", $VERSION; |
23 | XSLoader::load "CFPlus", $VERSION; |
| 22 | } |
24 | } |
| 23 | |
25 | |
| 24 | use SDL::OpenGL; |
26 | use utf8; |
| 25 | |
27 | |
| 26 | our %GL_EXT; |
28 | use AnyEvent (); |
| 27 | our $GL_VERSION; |
29 | use Pod::POM (); |
|
|
30 | use File::Path (); |
|
|
31 | use Storable (); # finally |
| 28 | |
32 | |
| 29 | our $GL_NPOT; |
33 | BEGIN { |
| 30 | |
34 | use Crossfire::Protocol::Base (); |
| 31 | sub gl_init { |
35 | *to_json = \&Crossfire::Protocol::Base::to_json; |
| 32 | $GL_VERSION = gl_version * 1; |
36 | *from_json = \&Crossfire::Protocol::Base::from_json; |
| 33 | %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; |
|
|
| 34 | |
|
|
| 35 | $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; |
|
|
| 36 | |
|
|
| 37 | glClearColor 0.45, 0.45, 0.45, 1; |
|
|
| 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 (); |
|
|
| 48 | } |
37 | } |
|
|
38 | |
|
|
39 | =item guard { BLOCK } |
|
|
40 | |
|
|
41 | Returns an object that executes the given block as soon as it is destroyed. |
|
|
42 | |
|
|
43 | =cut |
|
|
44 | |
|
|
45 | sub guard(&) { |
|
|
46 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
|
|
47 | } |
|
|
48 | |
|
|
49 | sub CFPlus::Guard::DESTROY { |
|
|
50 | ${$_[0]}->() |
|
|
51 | } |
|
|
52 | |
|
|
53 | =item shorten $string[, $maxlength] |
|
|
54 | |
|
|
55 | =cut |
|
|
56 | |
|
|
57 | sub shorten($;$) { |
|
|
58 | my ($str, $len) = @_; |
|
|
59 | substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
|
|
60 | $str |
|
|
61 | } |
|
|
62 | |
|
|
63 | sub asxml($) { |
|
|
64 | local $_ = $_[0]; |
|
|
65 | |
|
|
66 | s/&/&/g; |
|
|
67 | s/>/>/g; |
|
|
68 | s/</</g; |
|
|
69 | |
|
|
70 | $_ |
|
|
71 | } |
|
|
72 | |
|
|
73 | sub socketpipe() { |
|
|
74 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
|
75 | or die "cannot establish bidirectional pipe: $!\n"; |
|
|
76 | |
|
|
77 | ($fh1, $fh2) |
|
|
78 | } |
|
|
79 | |
|
|
80 | sub background(&;&) { |
|
|
81 | my ($bg, $cb) = @_; |
|
|
82 | |
|
|
83 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
|
|
84 | |
|
|
85 | my $pid = fork; |
|
|
86 | |
|
|
87 | if (defined $pid && !$pid) { |
|
|
88 | local $SIG{__DIE__}; |
|
|
89 | |
|
|
90 | open STDOUT, ">&", $fh_w; |
|
|
91 | open STDERR, ">&", $fh_w; |
|
|
92 | close $fh_r; |
|
|
93 | close $fh_w; |
|
|
94 | |
|
|
95 | $| = 1; |
|
|
96 | |
|
|
97 | eval { $bg->() }; |
|
|
98 | |
|
|
99 | if ($@) { |
|
|
100 | my $msg = $@; |
|
|
101 | $msg =~ s/\n+/\n/; |
|
|
102 | warn "FATAL: $msg"; |
|
|
103 | CFPlus::_exit 1; |
|
|
104 | } |
|
|
105 | |
|
|
106 | # win32 is fucked up, of course. exit will clean stuff up, |
|
|
107 | # which destroys our database etc. _exit will exit ALL |
|
|
108 | # forked processes, because of the dreaded fork emulation. |
|
|
109 | CFPlus::_exit 0; |
|
|
110 | } |
|
|
111 | |
|
|
112 | close $fh_w; |
|
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113 | |
|
|
114 | my $buffer; |
|
|
115 | |
|
|
116 | my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
|
|
117 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
|
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118 | undef $w; |
|
|
119 | $cb->(); |
|
|
120 | return; |
|
|
121 | } |
|
|
122 | |
|
|
123 | while ($buffer =~ s/^(.*)\n//) { |
|
|
124 | my $line = $1; |
|
|
125 | $line =~ s/\s+$//; |
|
|
126 | utf8::decode $line; |
|
|
127 | if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
|
|
128 | $cb->(JSON::XS->new->allow_nonref->decode ($1)); |
|
|
129 | } else { |
|
|
130 | ::message ({ |
|
|
131 | markup => "background($pid): " . CFPlus::asxml $line, |
|
|
132 | }); |
|
|
133 | } |
|
|
134 | } |
|
|
135 | }); |
|
|
136 | } |
|
|
137 | |
|
|
138 | sub background_msg { |
|
|
139 | my ($msg) = @_; |
|
|
140 | |
|
|
141 | $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg); |
|
|
142 | $msg =~ s/\n//g; |
|
|
143 | utf8::encode $msg; |
|
|
144 | print $msg, "\n"; |
|
|
145 | } |
|
|
146 | |
|
|
147 | package CFPlus; |
| 49 | |
148 | |
| 50 | sub find_rcfile($) { |
149 | sub find_rcfile($) { |
| 51 | my $path; |
150 | my $path; |
| 52 | |
151 | |
| 53 | for (@INC) { |
152 | for (grep !ref, @INC) { |
| 54 | $path = "$_/CFClient/resources/$_[0]"; |
153 | $path = "$_/CFPlus/resources/$_[0]"; |
| 55 | return $path if -r $path; |
154 | return $path if -r $path; |
| 56 | } |
155 | } |
| 57 | |
156 | |
| 58 | die "FATAL: can't find required file $_[0]\n"; |
157 | die "FATAL: can't find required file $_[0]\n"; |
| 59 | } |
158 | } |
| 60 | |
159 | |
| 61 | sub read_cfg { |
160 | sub read_cfg { |
| 62 | my ($file) = @_; |
161 | my ($file) = @_; |
| 63 | |
162 | |
| 64 | open CFG, $file |
163 | open my $fh, $file |
| 65 | or return; |
164 | or return; |
| 66 | |
165 | |
| 67 | my $CFG; |
|
|
| 68 | |
|
|
| 69 | local $/; |
166 | local $/; |
| 70 | $CFG = eval <CFG>; |
167 | my $CFG = <$fh>; |
| 71 | |
168 | |
| 72 | $::CFG = $CFG; |
169 | if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove |
| 73 | |
170 | require YAML; |
| 74 | close CFG; |
171 | utf8::decode $CFG; |
|
|
172 | $::CFG = YAML::Load ($CFG); |
|
|
173 | } elsif ($CFG =~ /^\{/) { |
|
|
174 | $::CFG = from_json $CFG; |
|
|
175 | } else { |
|
|
176 | $::CFG = eval $CFG; ## todo comaptibility cruft |
|
|
177 | } |
| 75 | } |
178 | } |
| 76 | |
179 | |
| 77 | sub write_cfg { |
180 | sub write_cfg { |
| 78 | my ($file) = @_; |
181 | my ($file) = @_; |
| 79 | |
182 | |
| 80 | open CFG, ">$file" |
183 | $::CFG->{VERSION} = $::VERSION; |
|
|
184 | |
|
|
185 | open my $fh, ">:utf8", $file |
| 81 | or return; |
186 | or return; |
| 82 | |
187 | print $fh to_json $::CFG; |
| 83 | { |
|
|
| 84 | require Data::Dumper; |
|
|
| 85 | local $Data::Dumper::Purity = 1; |
|
|
| 86 | $::CFG->{VERSION} = $::VERSION; |
|
|
| 87 | print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); |
|
|
| 88 | } |
|
|
| 89 | |
|
|
| 90 | close CFG; |
|
|
| 91 | } |
188 | } |
| 92 | |
189 | |
| 93 | package CFClient::Texture; |
190 | sub http_proxy { |
|
|
191 | my @proxy = win32_proxy_info; |
| 94 | |
192 | |
| 95 | use strict; |
193 | if (@proxy) { |
| 96 | |
194 | "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
| 97 | use Scalar::Util; |
195 | } elsif (exists $ENV{http_proxy}) { |
| 98 | |
196 | $ENV{http_proxy} |
| 99 | use SDL::OpenGL; |
|
|
| 100 | |
|
|
| 101 | my @textures; |
|
|
| 102 | |
|
|
| 103 | sub new { |
|
|
| 104 | my ($class, %data) = @_; |
|
|
| 105 | |
|
|
| 106 | my $self = bless { |
|
|
| 107 | internalformat => GL_RGBA, |
|
|
| 108 | format => GL_RGBA, |
|
|
| 109 | type => GL_UNSIGNED_BYTE, |
|
|
| 110 | %data, |
|
|
| 111 | }, $class; |
|
|
| 112 | |
|
|
| 113 | push @textures, $self; |
|
|
| 114 | Scalar::Util::weaken $textures[-1]; |
|
|
| 115 | |
|
|
| 116 | $self->upload; |
|
|
| 117 | |
|
|
| 118 | $self |
|
|
| 119 | } |
|
|
| 120 | |
|
|
| 121 | sub new_from_image { |
|
|
| 122 | my ($class, $image) = @_; |
|
|
| 123 | |
|
|
| 124 | $class->new (image => $image) |
|
|
| 125 | } |
|
|
| 126 | |
|
|
| 127 | sub new_from_file { |
|
|
| 128 | my ($class, $path) = @_; |
|
|
| 129 | |
|
|
| 130 | open my $fh, "<:raw", $path |
|
|
| 131 | or die "$path: $!"; |
|
|
| 132 | |
|
|
| 133 | local $/; |
|
|
| 134 | $class->new_from_image (<$fh>) |
|
|
| 135 | } |
|
|
| 136 | |
|
|
| 137 | #sub new_from_surface { |
|
|
| 138 | # my ($class, $surface) = @_; |
|
|
| 139 | # |
|
|
| 140 | # $surface->rgba; |
|
|
| 141 | # |
|
|
| 142 | # $class->new ( |
|
|
| 143 | # data => $surface->pixels, |
|
|
| 144 | # w => $surface->width, |
|
|
| 145 | # h => $surface->height, |
|
|
| 146 | # ) |
|
|
| 147 | #} |
|
|
| 148 | |
|
|
| 149 | sub new_from_layout { |
|
|
| 150 | my ($class, $layout) = @_; |
|
|
| 151 | |
|
|
| 152 | my ($w, $h, $data) = $layout->render; |
|
|
| 153 | |
|
|
| 154 | $class->new ( |
|
|
| 155 | w => $w, |
|
|
| 156 | h => $h, |
|
|
| 157 | data => $data, |
|
|
| 158 | internalformat => GL_ALPHA4, |
|
|
| 159 | format => GL_ALPHA, |
|
|
| 160 | type => GL_UNSIGNED_BYTE, |
|
|
| 161 | ) |
|
|
| 162 | } |
|
|
| 163 | |
|
|
| 164 | sub new_from_opengl { |
|
|
| 165 | my ($class, $w, $h, $cb) = @_; |
|
|
| 166 | |
|
|
| 167 | $class->new (w => $w, h => $h, render_cb => $cb) |
|
|
| 168 | } |
|
|
| 169 | |
|
|
| 170 | sub topot { |
|
|
| 171 | (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0] |
|
|
| 172 | } |
|
|
| 173 | |
|
|
| 174 | sub upload { |
|
|
| 175 | my ($self) = @_; |
|
|
| 176 | |
|
|
| 177 | return unless $GL_VERSION; |
|
|
| 178 | |
|
|
| 179 | my $data; |
|
|
| 180 | |
|
|
| 181 | if (exists $self->{data}) { |
|
|
| 182 | $data = $self->{data}; |
|
|
| 183 | |
|
|
| 184 | } elsif (exists $self->{render_cb}) { |
|
|
| 185 | glViewport 0, 0, $self->{w}, $self->{h}; |
|
|
| 186 | glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000; |
|
|
| 187 | glMatrixMode GL_PROJECTION; |
|
|
| 188 | glLoadIdentity; |
|
|
| 189 | glMatrixMode GL_MODELVIEW; |
|
|
| 190 | glLoadIdentity; |
|
|
| 191 | glClear GL_COLOR_BUFFER_BIT; |
|
|
| 192 | $self->{render_cb}->($self, $self->{w}, $self->{h}); |
|
|
| 193 | |
|
|
| 194 | } else { |
197 | } else { |
| 195 | ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) |
198 | () |
| 196 | = CFClient::load_image_inline $self->{image}; |
|
|
| 197 | } |
199 | } |
|
|
200 | } |
| 198 | |
201 | |
| 199 | my ($tw, $th) = @$self{qw(w h)}; |
202 | sub set_proxy { |
|
|
203 | my $proxy = http_proxy |
|
|
204 | or return; |
| 200 | |
205 | |
| 201 | unless ($tw && $th) { |
206 | $ENV{http_proxy} = $proxy; |
| 202 | $tw = $th = 1; |
207 | } |
| 203 | $data = "\x00" x 64; |
|
|
| 204 | } |
|
|
| 205 | |
208 | |
| 206 | unless ($GL_NPOT) { |
209 | sub lwp_useragent { |
| 207 | # TODO: does not work for zero-sized textures |
210 | require LWP::UserAgent; |
| 208 | $tw = topot $tw; |
|
|
| 209 | $th = topot $th; |
|
|
| 210 | |
|
|
| 211 | if ($tw != $self->{w} || $th != $self->{h} && defined $data) { |
|
|
| 212 | my $bpp = (length $data) / ($self->{w} * $self->{h}); |
|
|
| 213 | $data = pack "(a" . ($tw * $bpp) . ")*", |
|
|
| 214 | unpack "(a" . ($self->{w} * $bpp) . ")*", $data; |
|
|
| 215 | $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h}); |
|
|
| 216 | } |
|
|
| 217 | } |
|
|
| 218 | |
|
|
| 219 | $self->{s} = $self->{w} / $tw; |
|
|
| 220 | $self->{t} = $self->{h} / $th; |
|
|
| 221 | |
|
|
| 222 | $self->{name} ||= (glGenTextures 1)->[0]; |
|
|
| 223 | |
|
|
| 224 | glBindTexture GL_TEXTURE_2D, $self->{name}; |
|
|
| 225 | |
|
|
| 226 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR; |
|
|
| 227 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR; |
|
|
| 228 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; |
|
|
| 229 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; |
|
|
| 230 | |
211 | |
| 231 | if (defined $data) { |
212 | CFPlus::set_proxy; |
| 232 | glTexImage2D GL_TEXTURE_2D, 0, |
|
|
| 233 | $self->{internalformat}, |
|
|
| 234 | $tw, $th, # need to pad texture first |
|
|
| 235 | 0, |
|
|
| 236 | $self->{format}, |
|
|
| 237 | $self->{type}, |
|
|
| 238 | $data; |
|
|
| 239 | glGetError and die; |
|
|
| 240 | } else { |
|
|
| 241 | glCopyTexImage2D GL_TEXTURE_2D, 0, |
|
|
| 242 | $self->{internalformat}, |
|
|
| 243 | 0, 0, |
|
|
| 244 | $tw, $th, |
|
|
| 245 | 0; |
|
|
| 246 | glGetError and die; |
|
|
| 247 | } |
|
|
| 248 | } |
|
|
| 249 | |
213 | |
| 250 | sub DESTROY { |
214 | my $ua = LWP::UserAgent->new ( |
|
|
215 | agent => "cfplus $VERSION", |
|
|
216 | keep_alive => 1, |
|
|
217 | env_proxy => 1, |
|
|
218 | timeout => 30, |
|
|
219 | ); |
|
|
220 | } |
|
|
221 | |
|
|
222 | sub lwp_check($) { |
| 251 | my ($self) = @_; |
223 | my ($res) = @_; |
| 252 | |
224 | |
| 253 | return unless exists $self->{name}; |
225 | $res->is_error |
|
|
226 | and die $res->status_line; |
| 254 | |
227 | |
| 255 | glDeleteTextures delete $self->{name}; |
228 | $res |
| 256 | } |
229 | } |
| 257 | |
230 | |
| 258 | sub restore_state{ |
231 | package CFPlus::Layout; |
| 259 | $_->upload |
232 | |
| 260 | for grep $_, @textures; |
233 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
|
|
234 | reset_glyph_cache; |
| 261 | }; |
235 | }; |
| 262 | |
236 | |
| 263 | 1; |
237 | 1; |
| 264 | |
238 | |
| 265 | =back |
239 | =back |
