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 = '0.9962'; |
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 |
|
|
32 | use Fcntl (); |
|
|
33 | use JSON::XS qw(encode_json decode_json); |
28 | |
34 | |
29 | our $GL_NPOT; |
35 | =item guard { BLOCK } |
30 | |
36 | |
31 | sub gl_init { |
37 | Returns an object that executes the given block as soon as it is destroyed. |
32 | $GL_VERSION = gl_version * 1; |
|
|
33 | %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; |
|
|
34 | |
38 | |
35 | $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; |
39 | =cut |
36 | |
40 | |
37 | glEnable GL_TEXTURE_2D; |
41 | sub guard(&) { |
38 | glEnable GL_COLOR_MATERIAL; |
42 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
39 | glShadeModel GL_FLAT; |
|
|
40 | glDisable GL_DEPTH_TEST; |
|
|
41 | glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA; |
|
|
42 | |
|
|
43 | glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST; |
|
|
44 | |
|
|
45 | CFClient::Texture::restore_state (); |
|
|
46 | } |
43 | } |
|
|
44 | |
|
|
45 | sub CFPlus::Guard::DESTROY { |
|
|
46 | ${$_[0]}->() |
|
|
47 | } |
|
|
48 | |
|
|
49 | =item shorten $string[, $maxlength] |
|
|
50 | |
|
|
51 | =cut |
|
|
52 | |
|
|
53 | sub shorten($;$) { |
|
|
54 | my ($str, $len) = @_; |
|
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55 | substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
|
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56 | $str |
|
|
57 | } |
|
|
58 | |
|
|
59 | sub asxml($) { |
|
|
60 | local $_ = $_[0]; |
|
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61 | |
|
|
62 | s/&/&/g; |
|
|
63 | s/>/>/g; |
|
|
64 | s/</</g; |
|
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65 | |
|
|
66 | $_ |
|
|
67 | } |
|
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68 | |
|
|
69 | sub socketpipe() { |
|
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70 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
|
71 | or die "cannot establish bidirectional pipe: $!\n"; |
|
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72 | |
|
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73 | ($fh1, $fh2) |
|
|
74 | } |
|
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75 | |
|
|
76 | sub background(&;&) { |
|
|
77 | my ($bg, $cb) = @_; |
|
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78 | |
|
|
79 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
|
|
80 | |
|
|
81 | my $pid = fork; |
|
|
82 | |
|
|
83 | if (defined $pid && !$pid) { |
|
|
84 | local $SIG{__DIE__}; |
|
|
85 | |
|
|
86 | open STDOUT, ">&", $fh_w; |
|
|
87 | open STDERR, ">&", $fh_w; |
|
|
88 | close $fh_r; |
|
|
89 | close $fh_w; |
|
|
90 | |
|
|
91 | $| = 1; |
|
|
92 | |
|
|
93 | eval { $bg->() }; |
|
|
94 | |
|
|
95 | if ($@) { |
|
|
96 | my $msg = $@; |
|
|
97 | $msg =~ s/\n+/\n/; |
|
|
98 | warn "FATAL: $msg"; |
|
|
99 | CFPlus::_exit 1; |
|
|
100 | } |
|
|
101 | |
|
|
102 | # win32 is fucked up, of course. exit will clean stuff up, |
|
|
103 | # which destroys our database etc. _exit will exit ALL |
|
|
104 | # forked processes, because of the dreaded fork emulation. |
|
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105 | CFPlus::_exit 0; |
|
|
106 | } |
|
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107 | |
|
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108 | close $fh_w; |
|
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109 | |
|
|
110 | my $buffer; |
|
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111 | |
|
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112 | my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
|
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113 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
|
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114 | undef $w; |
|
|
115 | $cb->(); |
|
|
116 | return; |
|
|
117 | } |
|
|
118 | |
|
|
119 | while ($buffer =~ s/^(.*)\n//) { |
|
|
120 | my $line = $1; |
|
|
121 | $line =~ s/\s+$//; |
|
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122 | utf8::decode $line; |
|
|
123 | if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
|
|
124 | $cb->(JSON::XS->new->allow_nonref->decode ($1)); |
|
|
125 | } else { |
|
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126 | ::message ({ |
|
|
127 | markup => "background($pid): " . CFPlus::asxml $line, |
|
|
128 | }); |
|
|
129 | } |
|
|
130 | } |
|
|
131 | }); |
|
|
132 | } |
|
|
133 | |
|
|
134 | sub background_msg { |
|
|
135 | my ($msg) = @_; |
|
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136 | |
|
|
137 | $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg); |
|
|
138 | $msg =~ s/\n//g; |
|
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139 | utf8::encode $msg; |
|
|
140 | print $msg, "\n"; |
|
|
141 | } |
|
|
142 | |
|
|
143 | package CFPlus; |
47 | |
144 | |
48 | sub find_rcfile($) { |
145 | sub find_rcfile($) { |
49 | my $path; |
146 | my $path; |
50 | |
147 | |
51 | for (@INC) { |
148 | for (grep !ref, @INC) { |
52 | $path = "$_/CFClient/resources/$_[0]"; |
149 | $path = "$_/CFPlus/resources/$_[0]"; |
53 | return $path if -r $path; |
150 | return $path if -r $path; |
54 | } |
151 | } |
55 | |
152 | |
56 | die "FATAL: can't find required file $_[0]\n"; |
153 | die "FATAL: can't find required file $_[0]\n"; |
57 | } |
154 | } |
58 | |
155 | |
59 | sub read_cfg { |
156 | sub read_cfg { |
60 | my ($file) = @_; |
157 | my ($file) = @_; |
61 | |
158 | |
62 | open CFG, $file |
159 | open my $fh, $file |
63 | or return; |
160 | or return; |
64 | |
161 | |
65 | my $CFG; |
|
|
66 | |
|
|
67 | local $/; |
162 | local $/; |
68 | $CFG = eval <CFG>; |
163 | my $CFG = <$fh>; |
69 | |
164 | |
70 | $::CFG = $CFG; |
165 | $::CFG = decode_json $CFG; |
71 | |
|
|
72 | close CFG; |
|
|
73 | } |
166 | } |
74 | |
167 | |
75 | sub write_cfg { |
168 | sub write_cfg { |
76 | my ($file) = @_; |
169 | my ($file) = @_; |
77 | |
170 | |
78 | open CFG, ">$file" |
171 | $::CFG->{VERSION} = $::VERSION; |
|
|
172 | |
|
|
173 | open my $fh, ">:utf8", $file |
79 | or return; |
174 | or return; |
80 | |
175 | print $fh encode_json $::CFG; |
81 | { |
|
|
82 | require Data::Dumper; |
|
|
83 | local $Data::Dumper::Purity = 1; |
|
|
84 | $::CFG->{VERSION} = $::VERSION; |
|
|
85 | print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); |
|
|
86 | } |
|
|
87 | |
|
|
88 | close CFG; |
|
|
89 | } |
176 | } |
90 | |
177 | |
91 | package CFClient::Texture; |
178 | sub http_proxy { |
|
|
179 | my @proxy = win32_proxy_info; |
92 | |
180 | |
93 | use strict; |
181 | if (@proxy) { |
94 | |
182 | "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
95 | use Scalar::Util; |
183 | } elsif (exists $ENV{http_proxy}) { |
96 | |
184 | $ENV{http_proxy} |
97 | use SDL::OpenGL; |
|
|
98 | |
|
|
99 | my @textures; |
|
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100 | |
|
|
101 | sub new { |
|
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102 | my ($class, %data) = @_; |
|
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103 | |
|
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104 | my $self = bless { |
|
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105 | internalformat => GL_RGBA, |
|
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106 | format => GL_RGBA, |
|
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107 | type => GL_UNSIGNED_BYTE, |
|
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108 | %data, |
|
|
109 | }, $class; |
|
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110 | |
|
|
111 | push @textures, $self; |
|
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112 | Scalar::Util::weaken $textures[-1]; |
|
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113 | |
|
|
114 | $self->upload; |
|
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115 | |
|
|
116 | $self |
|
|
117 | } |
|
|
118 | |
|
|
119 | sub new_from_image { |
|
|
120 | my ($class, $image) = @_; |
|
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121 | |
|
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122 | $class->new (image => $image) |
|
|
123 | } |
|
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124 | |
|
|
125 | sub new_from_file { |
|
|
126 | my ($class, $path) = @_; |
|
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127 | |
|
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128 | open my $fh, "<:raw", $path |
|
|
129 | or die "$path: $!"; |
|
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130 | |
|
|
131 | local $/; |
|
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132 | $class->new_from_image (<$fh>) |
|
|
133 | } |
|
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134 | |
|
|
135 | #sub new_from_surface { |
|
|
136 | # my ($class, $surface) = @_; |
|
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137 | # |
|
|
138 | # $surface->rgba; |
|
|
139 | # |
|
|
140 | # $class->new ( |
|
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141 | # data => $surface->pixels, |
|
|
142 | # w => $surface->width, |
|
|
143 | # h => $surface->height, |
|
|
144 | # ) |
|
|
145 | #} |
|
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146 | |
|
|
147 | sub new_from_layout { |
|
|
148 | my ($class, $layout) = @_; |
|
|
149 | |
|
|
150 | my ($w, $h, $data) = $layout->render; |
|
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151 | |
|
|
152 | $class->new ( |
|
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153 | w => $w, |
|
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154 | h => $h, |
|
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155 | data => $data, |
|
|
156 | internalformat => GL_ALPHA4, |
|
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157 | format => GL_ALPHA, |
|
|
158 | type => GL_UNSIGNED_BYTE, |
|
|
159 | ) |
|
|
160 | } |
|
|
161 | |
|
|
162 | sub new_from_opengl { |
|
|
163 | my ($class, $w, $h, $cb) = @_; |
|
|
164 | |
|
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165 | $class->new (w => $w, h => $h, render_cb => $cb) |
|
|
166 | } |
|
|
167 | |
|
|
168 | sub topot { |
|
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169 | (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0] |
|
|
170 | } |
|
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171 | |
|
|
172 | sub upload { |
|
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173 | my ($self) = @_; |
|
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174 | |
|
|
175 | return unless $GL_VERSION; |
|
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176 | |
|
|
177 | my $data; |
|
|
178 | |
|
|
179 | if (exists $self->{data}) { |
|
|
180 | $data = $self->{data}; |
|
|
181 | |
|
|
182 | } elsif (exists $self->{render_cb}) { |
|
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183 | glViewport 0, 0, $self->{w}, $self->{h}; |
|
|
184 | glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000; |
|
|
185 | glMatrixMode GL_PROJECTION; |
|
|
186 | glLoadIdentity; |
|
|
187 | glMatrixMode GL_MODELVIEW; |
|
|
188 | glLoadIdentity; |
|
|
189 | glClear GL_COLOR_BUFFER_BIT; |
|
|
190 | $self->{render_cb}->($self, $self->{w}, $self->{h}); |
|
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191 | |
|
|
192 | } else { |
185 | } else { |
193 | ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) |
186 | () |
194 | = CFClient::load_image_inline $self->{image}; |
|
|
195 | } |
187 | } |
|
|
188 | } |
196 | |
189 | |
197 | my ($tw, $th) = @$self{qw(w h)}; |
190 | sub set_proxy { |
|
|
191 | my $proxy = http_proxy |
|
|
192 | or return; |
198 | |
193 | |
199 | unless ($tw && $th) { |
194 | $ENV{http_proxy} = $proxy; |
200 | $tw = $th = 1; |
195 | } |
201 | $data = "\x00" x 64; |
|
|
202 | } |
|
|
203 | |
196 | |
204 | unless ($GL_NPOT) { |
197 | sub lwp_useragent { |
205 | # TODO: does not work for zero-sized textures |
198 | require LWP::UserAgent; |
206 | $tw = topot $tw; |
|
|
207 | $th = topot $th; |
|
|
208 | |
|
|
209 | if ($tw != $self->{w} || $th != $self->{h} && defined $data) { |
|
|
210 | my $bpp = (length $data) / ($self->{w} * $self->{h}); |
|
|
211 | $data = pack "(a" . ($tw * $bpp) . ")*", |
|
|
212 | unpack "(a" . ($self->{w} * $bpp) . ")*", $data; |
|
|
213 | $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h}); |
|
|
214 | } |
|
|
215 | } |
|
|
216 | |
|
|
217 | $self->{s} = $self->{w} / $tw; |
|
|
218 | $self->{t} = $self->{h} / $th; |
|
|
219 | |
|
|
220 | $self->{name} ||= (glGenTextures 1)->[0]; |
|
|
221 | |
|
|
222 | glBindTexture GL_TEXTURE_2D, $self->{name}; |
|
|
223 | |
|
|
224 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR; |
|
|
225 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR; |
|
|
226 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; |
|
|
227 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; |
|
|
228 | |
199 | |
229 | if (defined $data) { |
200 | CFPlus::set_proxy; |
230 | glTexImage2D GL_TEXTURE_2D, 0, |
201 | |
231 | $self->{internalformat}, |
202 | my $ua = LWP::UserAgent->new ( |
232 | $tw, $th, # need to pad texture first |
203 | agent => "cfplus $VERSION", |
233 | 0, |
204 | keep_alive => 1, |
234 | $self->{format}, |
205 | env_proxy => 1, |
235 | $self->{type}, |
206 | timeout => 30, |
236 | $data; |
207 | ); |
237 | glGetError and die; |
208 | } |
|
|
209 | |
|
|
210 | sub lwp_check($) { |
|
|
211 | my ($res) = @_; |
|
|
212 | |
|
|
213 | $res->is_error |
|
|
214 | and die $res->status_line; |
|
|
215 | |
|
|
216 | $res |
|
|
217 | } |
|
|
218 | |
|
|
219 | sub fh_nonblocking($$) { |
|
|
220 | my ($fh, $nb) = @_; |
|
|
221 | |
|
|
222 | if ($^O eq "MSWin32") { |
|
|
223 | $nb = (! ! $nb) + 0; |
|
|
224 | ioctl $fh, 0x8004667e, \$nb; # FIONBIO |
238 | } else { |
225 | } else { |
239 | glCopyTexImage2D GL_TEXTURE_2D, 0, |
226 | fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0; |
240 | $self->{internalformat}, |
|
|
241 | 0, 0, |
|
|
242 | $tw, $th, |
|
|
243 | 0; |
|
|
244 | glGetError and die; |
|
|
245 | } |
227 | } |
246 | } |
|
|
247 | |
228 | |
248 | sub DESTROY { |
|
|
249 | my ($self) = @_; |
|
|
250 | |
|
|
251 | return unless exists $self->{name}; |
|
|
252 | |
|
|
253 | glDeleteTextures delete $self->{name}; |
|
|
254 | } |
229 | } |
255 | |
230 | |
256 | sub restore_state{ |
231 | package CFPlus::Layout; |
257 | $_->upload |
232 | |
258 | for grep $_, @textures; |
233 | $CFPlus::OpenGL::INIT_HOOK{"CFPlus::Layout"} = sub { |
|
|
234 | glyph_cache_restore; |
|
|
235 | }; |
|
|
236 | |
|
|
237 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
|
|
238 | glyph_cache_backup; |
259 | }; |
239 | }; |
260 | |
240 | |
261 | 1; |
241 | 1; |
262 | |
242 | |
263 | =back |
243 | =back |