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 BerkeleyDB; |
|
|
30 | use Pod::POM (); |
|
|
31 | use File::Path (); |
|
|
32 | use Storable (); # finally |
28 | |
33 | |
29 | our $GL_NPOT; |
34 | BEGIN { |
30 | |
35 | use Crossfire::Protocol::Base (); |
31 | sub gl_init { |
36 | *to_json = \&Crossfire::Protocol::Base::to_json; |
32 | $GL_VERSION = gl_version * 1; |
37 | *from_json = \&Crossfire::Protocol::Base::from_json; |
33 | %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; |
|
|
34 | |
|
|
35 | $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; |
|
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36 | |
|
|
37 | glClearColor 0.45, 0.45, 0.45, 1; |
|
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38 | |
|
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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 | } |
38 | } |
|
|
39 | |
|
|
40 | =item guard { BLOCK } |
|
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41 | |
|
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42 | Returns an object that executes the given block as soon as it is destroyed. |
|
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43 | |
|
|
44 | =cut |
|
|
45 | |
|
|
46 | sub guard(&) { |
|
|
47 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
|
|
48 | } |
|
|
49 | |
|
|
50 | sub CFPlus::Guard::DESTROY { |
|
|
51 | ${$_[0]}->() |
|
|
52 | } |
|
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53 | |
|
|
54 | =item shorten $string[, $maxlength] |
|
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55 | |
|
|
56 | =cut |
|
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57 | |
|
|
58 | sub shorten($;$) { |
|
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59 | my ($str, $len) = @_; |
|
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60 | substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
|
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61 | $str |
|
|
62 | } |
|
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63 | |
|
|
64 | sub asxml($) { |
|
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65 | local $_ = $_[0]; |
|
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66 | |
|
|
67 | s/&/&/g; |
|
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68 | s/>/>/g; |
|
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69 | s/</</g; |
|
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70 | |
|
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71 | $_ |
|
|
72 | } |
|
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73 | |
|
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74 | sub socketpipe() { |
|
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75 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
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76 | or die "cannot establish bidiretcional pipe: $!\n"; |
|
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77 | |
|
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78 | ($fh1, $fh2) |
|
|
79 | } |
|
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80 | |
|
|
81 | sub background(&;&) { |
|
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82 | my ($bg, $cb) = @_; |
|
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83 | |
|
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84 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
|
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85 | |
|
|
86 | my $pid = fork; |
|
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87 | |
|
|
88 | if (defined $pid && !$pid) { |
|
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89 | local $SIG{__DIE__}; |
|
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90 | |
|
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91 | open STDOUT, ">&", $fh_w; |
|
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92 | open STDERR, ">&", $fh_w; |
|
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93 | close $fh_r; |
|
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94 | close $fh_w; |
|
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95 | |
|
|
96 | $| = 1; |
|
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97 | |
|
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98 | eval { $bg->() }; |
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99 | |
|
|
100 | if ($@) { |
|
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101 | my $msg = $@; |
|
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102 | $msg =~ s/\n+/\n/; |
|
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103 | warn "FATAL: $msg"; |
|
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104 | CFPlus::_exit 1; |
|
|
105 | } |
|
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106 | |
|
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107 | # win32 is fucked up, of course. exit will clean stuff up, |
|
|
108 | # which destroys our database etc. _exit will exit ALL |
|
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109 | # forked processes, because of the dreaded fork emulation. |
|
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110 | CFPlus::_exit 0; |
|
|
111 | } |
|
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112 | |
|
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113 | close $fh_w; |
|
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114 | |
|
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115 | my $buffer; |
|
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116 | |
|
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117 | my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
|
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118 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
|
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119 | undef $w; |
|
|
120 | $cb->(); |
|
|
121 | return; |
|
|
122 | } |
|
|
123 | |
|
|
124 | while ($buffer =~ s/^(.*)\n//) { |
|
|
125 | my $line = $1; |
|
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126 | $line =~ s/\s+$//; |
|
|
127 | utf8::decode $line; |
|
|
128 | if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
|
|
129 | $cb->(from_json $1); |
|
|
130 | } else { |
|
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131 | ::message ({ |
|
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132 | markup => "background($pid): " . CFPlus::asxml $line, |
|
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133 | }); |
|
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134 | } |
|
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135 | } |
|
|
136 | }); |
|
|
137 | } |
|
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138 | |
|
|
139 | sub background_msg { |
|
|
140 | my ($msg) = @_; |
|
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141 | |
|
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142 | $msg = "\x{e877}json_msg " . to_json $msg; |
|
|
143 | $msg =~ s/\n//g; |
|
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144 | utf8::encode $msg; |
|
|
145 | print $msg, "\n"; |
|
|
146 | } |
|
|
147 | |
|
|
148 | package CFPlus::Database; |
|
|
149 | |
|
|
150 | our @ISA = BerkeleyDB::Btree::; |
|
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151 | |
|
|
152 | sub get($$) { |
|
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153 | my $data; |
|
|
154 | |
|
|
155 | $_[0]->db_get ($_[1], $data) == 0 |
|
|
156 | ? $data |
|
|
157 | : () |
|
|
158 | } |
|
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159 | |
|
|
160 | my %DB_SYNC; |
|
|
161 | |
|
|
162 | sub put($$$) { |
|
|
163 | my ($db, $key, $data) = @_; |
|
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164 | |
|
|
165 | my $hkey = $db + 0; |
|
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166 | CFPlus::weaken $db; |
|
|
167 | $DB_SYNC{$hkey} ||= AnyEvent->timer (after => 30, cb => sub { |
|
|
168 | delete $DB_SYNC{$hkey}; |
|
|
169 | $db->db_sync if $db; |
|
|
170 | }); |
|
|
171 | |
|
|
172 | $db->db_put ($key => $data) |
|
|
173 | } |
|
|
174 | |
|
|
175 | package CFPlus; |
49 | |
176 | |
50 | sub find_rcfile($) { |
177 | sub find_rcfile($) { |
51 | my $path; |
178 | my $path; |
52 | |
179 | |
53 | for (@INC) { |
180 | for (grep !ref, @INC) { |
54 | $path = "$_/CFClient/resources/$_[0]"; |
181 | $path = "$_/CFPlus/resources/$_[0]"; |
55 | return $path if -r $path; |
182 | return $path if -r $path; |
56 | } |
183 | } |
57 | |
184 | |
58 | die "FATAL: can't find required file $_[0]\n"; |
185 | die "FATAL: can't find required file $_[0]\n"; |
59 | } |
186 | } |
60 | |
187 | |
61 | sub read_cfg { |
188 | sub read_cfg { |
62 | my ($file) = @_; |
189 | my ($file) = @_; |
63 | |
190 | |
64 | open CFG, $file |
191 | open my $fh, $file |
65 | or return; |
192 | or return; |
66 | |
193 | |
67 | my $CFG; |
|
|
68 | |
|
|
69 | local $/; |
194 | local $/; |
70 | $CFG = eval <CFG>; |
195 | my $CFG = <$fh>; |
71 | |
196 | |
72 | $::CFG = $CFG; |
197 | if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove |
73 | |
198 | require YAML; |
74 | close CFG; |
199 | utf8::decode $CFG; |
|
|
200 | $::CFG = YAML::Load ($CFG); |
|
|
201 | } elsif ($CFG =~ /^\{/) { |
|
|
202 | $::CFG = from_json $CFG; |
|
|
203 | } else { |
|
|
204 | $::CFG = eval $CFG; ## todo comaptibility cruft |
|
|
205 | } |
75 | } |
206 | } |
76 | |
207 | |
77 | sub write_cfg { |
208 | sub write_cfg { |
78 | my ($file) = @_; |
209 | my ($file) = @_; |
79 | |
210 | |
80 | open CFG, ">$file" |
211 | $::CFG->{VERSION} = $::VERSION; |
|
|
212 | |
|
|
213 | open my $fh, ">:utf8", $file |
81 | or return; |
214 | or return; |
|
|
215 | print $fh to_json $::CFG; |
|
|
216 | } |
82 | |
217 | |
83 | { |
218 | sub http_proxy { |
84 | require Data::Dumper; |
219 | my @proxy = win32_proxy_info; |
85 | local $Data::Dumper::Purity = 1; |
220 | |
86 | $::CFG->{VERSION} = $::VERSION; |
221 | if (@proxy) { |
87 | print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); |
222 | "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
|
|
223 | } elsif (exists $ENV{http_proxy}) { |
|
|
224 | $ENV{http_proxy} |
|
|
225 | } else { |
|
|
226 | () |
88 | } |
227 | } |
89 | |
|
|
90 | close CFG; |
|
|
91 | } |
228 | } |
92 | |
229 | |
93 | package CFClient::Texture; |
230 | sub set_proxy { |
|
|
231 | my $proxy = http_proxy |
|
|
232 | or return; |
94 | |
233 | |
95 | use strict; |
234 | $ENV{http_proxy} = $proxy; |
96 | |
|
|
97 | use Scalar::Util; |
|
|
98 | |
|
|
99 | use SDL::OpenGL; |
|
|
100 | |
|
|
101 | my @textures; |
|
|
102 | |
|
|
103 | sub new { |
|
|
104 | my ($class, %data) = @_; |
|
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105 | |
|
|
106 | my $self = bless { |
|
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107 | internalformat => GL_RGBA, |
|
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108 | format => GL_RGBA, |
|
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109 | %data, |
|
|
110 | }, $class; |
|
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111 | |
|
|
112 | push @textures, $self; |
|
|
113 | Scalar::Util::weaken $textures[-1]; |
|
|
114 | |
|
|
115 | $self->upload; |
|
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116 | |
|
|
117 | $self |
|
|
118 | } |
235 | } |
119 | |
236 | |
120 | sub new_from_image { |
237 | sub lwp_useragent { |
121 | my ($class, $image) = @_; |
238 | require LWP::UserAgent; |
122 | |
|
|
123 | $class->new (image => $image) |
|
|
124 | } |
|
|
125 | |
|
|
126 | sub new_from_file { |
|
|
127 | my ($class, $path) = @_; |
|
|
128 | |
|
|
129 | open my $fh, "<:raw", $path |
|
|
130 | or die "$path: $!"; |
|
|
131 | |
|
|
132 | local $/; |
|
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133 | $class->new_from_image (<$fh>) |
|
|
134 | } |
|
|
135 | |
|
|
136 | #sub new_from_surface { |
|
|
137 | # my ($class, $surface) = @_; |
|
|
138 | # |
|
|
139 | # $surface->rgba; |
|
|
140 | # |
|
|
141 | # $class->new ( |
|
|
142 | # data => $surface->pixels, |
|
|
143 | # w => $surface->width, |
|
|
144 | # h => $surface->height, |
|
|
145 | # ) |
|
|
146 | #} |
|
|
147 | |
|
|
148 | sub new_from_layout { |
|
|
149 | my ($class, $layout) = @_; |
|
|
150 | |
|
|
151 | my ($w, $h, $data) = $layout->render; |
|
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152 | |
|
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153 | $class->new ( |
|
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154 | w => $w, |
|
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155 | h => $h, |
|
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156 | data => $data, |
|
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157 | internalformat => GL_ALPHA4, |
|
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158 | format => GL_ALPHA, |
|
|
159 | ) |
|
|
160 | } |
|
|
161 | |
|
|
162 | sub new_from_opengl { |
|
|
163 | my ($class, $w, $h, $cb) = @_; |
|
|
164 | |
|
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165 | $class->new (w => $w, h => $h, render_cb => $cb) |
|
|
166 | } |
|
|
167 | |
|
|
168 | sub topot { |
|
|
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; |
|
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178 | |
|
|
179 | if (exists $self->{data}) { |
|
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180 | $data = $self->{data}; |
|
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181 | |
|
|
182 | } elsif (exists $self->{render_cb}) { |
|
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183 | glViewport 0, 0, $self->{w}, $self->{h}; |
|
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184 | glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000; |
|
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185 | glMatrixMode GL_PROJECTION; |
|
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186 | glLoadIdentity; |
|
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187 | glMatrixMode GL_MODELVIEW; |
|
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188 | glLoadIdentity; |
|
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189 | glClear GL_COLOR_BUFFER_BIT; |
|
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190 | $self->{render_cb}->($self, $self->{w}, $self->{h}); |
|
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191 | |
|
|
192 | } else { |
|
|
193 | my $pb = new Gtk2::Gdk::PixbufLoader; |
|
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194 | $pb->write ($self->{image}); |
|
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195 | $pb->close; |
|
|
196 | |
|
|
197 | $pb = $pb->get_pixbuf; |
|
|
198 | $pb = $pb->add_alpha (0, 0, 0, 0); |
|
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199 | |
|
|
200 | $self->{w} = $pb->get_width; |
|
|
201 | $self->{h} = $pb->get_height; |
|
|
202 | |
|
|
203 | $data = $pb->get_pixels; |
|
|
204 | } |
|
|
205 | |
|
|
206 | my ($tw, $th) = @$self{qw(w h)}; |
|
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207 | |
|
|
208 | unless ($tw && $th) { |
|
|
209 | $tw = $th = 1; |
|
|
210 | $data = "\x00" x 64; |
|
|
211 | } |
|
|
212 | |
|
|
213 | unless ($GL_NPOT) { |
|
|
214 | # TODO: does not work for zero-sized textures |
|
|
215 | $tw = topot $tw; |
|
|
216 | $th = topot $th; |
|
|
217 | |
|
|
218 | if ($tw != $self->{w} || $th != $self->{h} && defined $data) { |
|
|
219 | my $bpp = (length $data) / ($self->{w} * $self->{h}); |
|
|
220 | $data = pack "(a" . ($tw * $bpp) . ")*", |
|
|
221 | unpack "(a" . ($self->{w} * $bpp) . ")*", $data; |
|
|
222 | $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h}); |
|
|
223 | } |
|
|
224 | } |
|
|
225 | |
|
|
226 | $self->{s} = $self->{w} / $tw; |
|
|
227 | $self->{t} = $self->{h} / $th; |
|
|
228 | |
|
|
229 | $self->{name} ||= (glGenTextures 1)->[0]; |
|
|
230 | |
|
|
231 | glBindTexture GL_TEXTURE_2D, $self->{name}; |
|
|
232 | |
|
|
233 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR; |
|
|
234 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR; |
|
|
235 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; |
|
|
236 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; |
|
|
237 | |
239 | |
238 | if (defined $data) { |
240 | CFPlus::set_proxy; |
239 | glTexImage2D GL_TEXTURE_2D, 0, |
241 | |
240 | $self->{internalformat}, |
242 | my $ua = LWP::UserAgent->new ( |
241 | $tw, $th, # need to pad texture first |
243 | agent => "cfplus $VERSION", |
242 | 0, |
244 | keep_alive => 1, |
243 | $self->{format}, |
245 | env_proxy => 1, |
244 | GL_UNSIGNED_BYTE, |
246 | timeout => 30, |
245 | $data; |
247 | ); |
246 | glGetError and die; |
248 | } |
247 | } else { |
249 | |
248 | glCopyTexImage2D GL_TEXTURE_2D, 0, |
250 | sub lwp_check($) { |
249 | $self->{internalformat}, |
251 | my ($res) = @_; |
250 | 0, 0, |
252 | |
251 | $tw, $th, |
253 | $res->is_error |
|
|
254 | and die $res->status_line; |
|
|
255 | |
|
|
256 | $res |
|
|
257 | } |
|
|
258 | |
|
|
259 | our $DB_ENV; |
|
|
260 | our $DB_STATE; |
|
|
261 | |
|
|
262 | sub db_table($) { |
|
|
263 | my ($table) = @_; |
|
|
264 | |
|
|
265 | $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; |
|
|
266 | |
|
|
267 | new CFPlus::Database |
|
|
268 | -Env => $DB_ENV, |
|
|
269 | -Filename => $table, |
|
|
270 | # -Filename => "database", |
|
|
271 | # -Subname => $table, |
|
|
272 | -Property => DB_CHKSUM, |
|
|
273 | -Flags => DB_CREATE | DB_UPGRADE, |
|
|
274 | or die "unable to create/open database table $_[0]: $BerkeleyDB::Error" |
|
|
275 | } |
|
|
276 | |
|
|
277 | our $DB_HOME = "$Crossfire::VARDIR/cfplus"; |
|
|
278 | |
|
|
279 | sub open_db { |
|
|
280 | use strict; |
|
|
281 | |
|
|
282 | mkdir $DB_HOME, 0777; |
|
|
283 | my $recover = $BerkeleyDB::db_version >= 4.4 |
|
|
284 | ? eval "DB_REGISTER | DB_RECOVER" |
252 | 0; |
285 | : 0; |
253 | glGetError and die; |
286 | |
|
|
287 | $DB_ENV = new BerkeleyDB::Env |
|
|
288 | -Home => $DB_HOME, |
|
|
289 | -Cachesize => 8_000_000, |
|
|
290 | -ErrFile => "$DB_HOME/errorlog.txt", |
|
|
291 | # -ErrPrefix => "DATABASE", |
|
|
292 | -Verbose => 1, |
|
|
293 | -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | $recover, |
|
|
294 | -SetFlags => DB_AUTO_COMMIT | DB_LOG_AUTOREMOVE, |
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295 | or die "unable to create/open database home $DB_HOME: $BerkeleyDB::Error"; |
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296 | |
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297 | $DB_STATE = db_table "state"; |
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298 | |
254 | } |
299 | 1 |
255 | } |
300 | } |
256 | |
301 | |
257 | sub DESTROY { |
302 | unless (eval { open_db }) { |
258 | my ($self) = @_; |
303 | File::Path::rmtree $DB_HOME; |
259 | |
304 | open_db; |
260 | return unless exists $self->{name}; |
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261 | |
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262 | glDeleteTextures delete $self->{name}; |
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263 | } |
305 | } |
264 | |
306 | |
265 | sub restore_state{ |
307 | package CFPlus::Layout; |
266 | $_->upload |
308 | |
267 | for grep $_, @textures; |
309 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
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310 | reset_glyph_cache; |
268 | }; |
311 | }; |
269 | |
312 | |
270 | 1; |
313 | 1; |
271 | |
314 | |
272 | =back |
315 | =back |