1 | =head1 NAME |
1 | =head1 NAME |
2 | |
2 | |
3 | Crossfire::Client - 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 Crossfire::Client; |
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 Crossfire::Client; |
15 | package CFPlus; |
|
|
16 | |
|
|
17 | use Carp (); |
16 | |
18 | |
17 | BEGIN { |
19 | BEGIN { |
18 | $VERSION = '0.1'; |
20 | $VERSION = '0.9960'; |
19 | |
21 | |
20 | use XSLoader; |
22 | use XSLoader; |
21 | XSLoader::load "Crossfire::Client", $VERSION; |
23 | XSLoader::load "CFPlus", $VERSION; |
22 | } |
24 | } |
23 | |
25 | |
24 | our %GL_EXT; |
26 | use utf8; |
25 | our $GL_VERSION; |
|
|
26 | |
27 | |
27 | our $GL_NPOT; |
28 | use AnyEvent (); |
|
|
29 | use Pod::POM (); |
|
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30 | use File::Path (); |
|
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31 | use Storable (); # finally |
|
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32 | use Fcntl (); |
|
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33 | use JSON::XS qw(encode_json decode_json); |
28 | |
34 | |
29 | sub gl_init { |
35 | =item guard { BLOCK } |
30 | $GL_VERSION = gl_version * 1; |
|
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31 | %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions; |
|
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32 | |
36 | |
33 | $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; |
37 | Returns an object that executes the given block as soon as it is destroyed. |
34 | |
38 | |
35 | Crossfire::Client::Texture::restore_state (); |
39 | =cut |
36 | |
40 | |
37 | # $GL_NPOT=0;#d# |
41 | sub guard(&) { |
|
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42 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
38 | } |
43 | } |
|
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44 | |
|
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45 | sub CFPlus::Guard::DESTROY { |
|
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46 | ${$_[0]}->() |
|
|
47 | } |
|
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48 | |
|
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49 | =item shorten $string[, $maxlength] |
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50 | |
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51 | =cut |
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52 | |
|
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53 | sub shorten($;$) { |
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54 | my ($str, $len) = @_; |
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55 | substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
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56 | $str |
|
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57 | } |
|
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58 | |
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59 | sub asxml($) { |
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60 | local $_ = $_[0]; |
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61 | |
|
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62 | s/&/&/g; |
|
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63 | s/>/>/g; |
|
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64 | s/</</g; |
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65 | |
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66 | $_ |
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67 | } |
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68 | |
|
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69 | sub socketpipe() { |
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70 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
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71 | or die "cannot establish bidirectional pipe: $!\n"; |
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72 | |
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73 | ($fh1, $fh2) |
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74 | } |
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75 | |
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76 | sub background(&;&) { |
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77 | my ($bg, $cb) = @_; |
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78 | |
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79 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
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80 | |
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81 | my $pid = fork; |
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82 | |
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83 | if (defined $pid && !$pid) { |
|
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84 | local $SIG{__DIE__}; |
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85 | |
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86 | open STDOUT, ">&", $fh_w; |
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87 | open STDERR, ">&", $fh_w; |
|
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88 | close $fh_r; |
|
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89 | close $fh_w; |
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90 | |
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91 | $| = 1; |
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92 | |
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93 | eval { $bg->() }; |
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94 | |
|
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95 | if ($@) { |
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96 | my $msg = $@; |
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97 | $msg =~ s/\n+/\n/; |
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98 | warn "FATAL: $msg"; |
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99 | CFPlus::_exit 1; |
|
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100 | } |
|
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101 | |
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102 | # win32 is fucked up, of course. exit will clean stuff up, |
|
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103 | # which destroys our database etc. _exit will exit ALL |
|
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104 | # forked processes, because of the dreaded fork emulation. |
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105 | CFPlus::_exit 0; |
|
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106 | } |
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107 | |
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108 | close $fh_w; |
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109 | |
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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; |
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115 | $cb->(); |
|
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116 | return; |
|
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117 | } |
|
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118 | |
|
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119 | while ($buffer =~ s/^(.*)\n//) { |
|
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120 | my $line = $1; |
|
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121 | $line =~ s/\s+$//; |
|
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122 | utf8::decode $line; |
|
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123 | if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
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124 | $cb->(JSON::XS->new->allow_nonref->decode ($1)); |
|
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125 | } else { |
|
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126 | ::message ({ |
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127 | markup => "background($pid): " . CFPlus::asxml $line, |
|
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128 | }); |
|
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129 | } |
|
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130 | } |
|
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131 | }); |
|
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132 | } |
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133 | |
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134 | sub background_msg { |
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135 | my ($msg) = @_; |
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136 | |
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137 | $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg); |
|
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138 | $msg =~ s/\n//g; |
|
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139 | utf8::encode $msg; |
|
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140 | print $msg, "\n"; |
|
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141 | } |
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142 | |
|
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143 | package CFPlus; |
39 | |
144 | |
40 | sub find_rcfile($) { |
145 | sub find_rcfile($) { |
41 | my $path; |
146 | my $path; |
42 | |
147 | |
43 | for (@INC) { |
148 | for (grep !ref, @INC) { |
44 | $path = "$_/Crossfire/resources/$_[0]"; |
149 | $path = "$_/CFPlus/resources/$_[0]"; |
45 | return $path if -r $path; |
150 | return $path if -r $path; |
46 | } |
151 | } |
47 | |
152 | |
48 | die "FATAL: can't find required file $_[0]\n"; |
153 | die "FATAL: can't find required file $_[0]\n"; |
49 | } |
154 | } |
50 | |
155 | |
51 | sub read_cfg { |
156 | sub read_cfg { |
52 | my ($file) = @_; |
157 | my ($file) = @_; |
53 | |
158 | |
54 | open CFG, $file |
159 | open my $fh, $file |
55 | or return; |
160 | or return; |
56 | |
161 | |
57 | my $CFG; |
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58 | |
|
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59 | local $/; |
162 | local $/; |
60 | $CFG = eval <CFG>; |
163 | my $CFG = <$fh>; |
61 | |
164 | |
62 | $::CFG = $CFG; |
165 | if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove |
63 | |
166 | require YAML; |
64 | close CFG; |
167 | utf8::decode $CFG; |
|
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168 | $::CFG = YAML::Load ($CFG); |
|
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169 | } elsif ($CFG =~ /^\{/) { |
|
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170 | $::CFG = decode_json $CFG; |
|
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171 | } else { |
|
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172 | $::CFG = eval $CFG; ## todo comaptibility cruft |
|
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173 | } |
65 | } |
174 | } |
66 | |
175 | |
67 | sub write_cfg { |
176 | sub write_cfg { |
68 | my ($file) = @_; |
177 | my ($file) = @_; |
69 | |
178 | |
70 | open CFG, ">$file" |
179 | $::CFG->{VERSION} = $::VERSION; |
|
|
180 | |
|
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181 | open my $fh, ">:utf8", $file |
71 | or return; |
182 | or return; |
72 | |
183 | print $fh encode_json $::CFG; |
73 | { |
|
|
74 | require Data::Dumper; |
|
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75 | local $Data::Dumper::Purity = 1; |
|
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76 | $::CFG->{VERSION} = $::VERSION; |
|
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77 | print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); |
|
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78 | } |
|
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79 | |
|
|
80 | close CFG; |
|
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81 | } |
184 | } |
82 | |
185 | |
83 | package Crossfire::Client::Texture; |
186 | sub http_proxy { |
|
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187 | my @proxy = win32_proxy_info; |
84 | |
188 | |
85 | use Scalar::Util; |
189 | if (@proxy) { |
86 | |
190 | "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
87 | use SDL::OpenGL; |
191 | } elsif (exists $ENV{http_proxy}) { |
88 | |
192 | $ENV{http_proxy} |
89 | my @textures; |
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90 | |
|
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91 | sub new { |
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92 | my ($class, %data) = @_; |
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93 | |
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94 | my $self = bless { |
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95 | internalformat => GL_RGBA, |
|
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96 | format => GL_RGBA, |
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97 | %data, |
|
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98 | }, $class; |
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99 | |
|
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100 | push @textures, $self; |
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101 | Scalar::Util::weaken $textures[-1]; |
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102 | |
|
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103 | $self->upload; |
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104 | |
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105 | $self |
|
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106 | } |
|
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107 | |
|
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108 | sub new_from_image { |
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109 | my ($class, $image) = @_; |
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110 | |
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111 | $class->new (image => $image) |
|
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112 | } |
|
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113 | |
|
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114 | sub new_from_file { |
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115 | my ($class, $path) = @_; |
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116 | |
|
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117 | open my $fh, "<:raw", $path |
|
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118 | or die "$path: $!"; |
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119 | |
|
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120 | local $/; |
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121 | $class->new_from_image (<$fh>) |
|
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122 | } |
|
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123 | |
|
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124 | #sub new_from_surface { |
|
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125 | # my ($class, $surface) = @_; |
|
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126 | # |
|
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127 | # $surface->rgba; |
|
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128 | # |
|
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129 | # $class->new ( |
|
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130 | # data => $surface->pixels, |
|
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131 | # width => $surface->width, |
|
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132 | # height => $surface->height, |
|
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133 | # ) |
|
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134 | #} |
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135 | |
|
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136 | sub new_from_text { |
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137 | my ($class, $text, $height) = @_; |
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138 | |
|
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139 | my ($w, $h, $data) = Crossfire::Client::font_render $text, $height; |
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140 | |
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141 | $class->new ( |
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142 | width => $w, |
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143 | height => $h, |
|
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144 | data => $data, |
|
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145 | internalformat => GL_ALPHA4, |
|
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146 | format => GL_ALPHA, |
|
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147 | ) |
|
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148 | } |
|
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149 | |
|
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150 | sub new_from_opengl { |
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151 | my ($class, $w, $h, $cb) = @_; |
|
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152 | |
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153 | $class->new (width => $w, height => $h, rendercb => $cb) |
|
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154 | } |
|
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155 | |
|
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156 | sub topot { |
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157 | (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0] |
|
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158 | } |
|
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159 | |
|
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160 | sub upload { |
|
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161 | my ($self) = @_; |
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162 | |
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163 | return unless $SDL::App::USING_OPENGL; |
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164 | |
|
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165 | my $data; |
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166 | |
|
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167 | if (exists $self->{data}) { |
|
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168 | $data = $self->{data}; |
|
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169 | } elsif (exists $self->{rendercb}) { |
|
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170 | glViewport 0, 0, $self->{width}, $self->{height}; |
|
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171 | glMatrixMode GL_PROJECTION; |
|
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172 | glLoadIdentity; |
|
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173 | glOrtho 0, $self->{width}, 0, $self->{height}, -10000, 10000; |
|
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174 | glMatrixMode GL_MODELVIEW; |
|
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175 | glPushmatrix; |
|
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176 | glLoadIdentity; |
|
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177 | glClear GL_COLOR_BUFFER_BIT; |
|
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178 | |
|
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179 | $self->{rendercb}->($self, $self->{width}, $self->{height}); |
|
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180 | } else { |
193 | } else { |
181 | my $pb = new Gtk2::Gdk::PixbufLoader; |
194 | () |
182 | $pb->write ($self->{image}); |
|
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183 | $pb->close; |
|
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184 | |
|
|
185 | $pb = $pb->get_pixbuf; |
|
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186 | $pb = $pb->add_alpha (0, 0, 0, 0); |
|
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187 | |
|
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188 | $self->{width} = $pb->get_width; |
|
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189 | $self->{height} = $pb->get_height; |
|
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190 | |
|
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191 | $data = $pb->get_pixels; |
|
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192 | } |
195 | } |
|
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196 | } |
193 | |
197 | |
194 | my ($tw, $th) = @$self{qw(width height)}; |
198 | sub set_proxy { |
|
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199 | my $proxy = http_proxy |
|
|
200 | or return; |
195 | |
201 | |
196 | unless ($NPOT) { |
202 | $ENV{http_proxy} = $proxy; |
197 | $tw = topot $tw; |
203 | } |
198 | $th = topot $th; |
|
|
199 | |
204 | |
200 | if (defined $data) { |
205 | sub lwp_useragent { |
201 | $data = pack "(a$tw)*", (unpack "(a$self->{width})*", $data); |
206 | require LWP::UserAgent; |
202 | $data .= ("\x00" x $tw) x ($th - $self->{height}); |
|
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203 | } |
|
|
204 | } |
|
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205 | |
|
|
206 | $self->{u} = $self->{width} / $tw; |
|
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207 | $self->{v} = $self->{height} / $th; |
|
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208 | |
|
|
209 | $self->{name} ||= (glGenTextures 1)->[0]; |
|
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210 | |
|
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211 | glBindTexture GL_TEXTURE_2D, $self->{name}; |
|
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212 | |
|
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213 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST; |
|
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214 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST;#_MIPMAP_LINEAR; |
|
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215 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP; |
|
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216 | glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP; |
|
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217 | |
207 | |
218 | glGetError; |
208 | CFPlus::set_proxy; |
219 | if (defined $data) { |
209 | |
220 | glTexImage2D GL_TEXTURE_2D, 0, |
210 | my $ua = LWP::UserAgent->new ( |
221 | $self->{internalformat}, |
211 | agent => "cfplus $VERSION", |
222 | $tw, $th, # need to pad texture first |
212 | keep_alive => 1, |
223 | 0, |
213 | env_proxy => 1, |
224 | $self->{format}, |
214 | timeout => 30, |
225 | GL_UNSIGNED_BYTE, |
215 | ); |
226 | $data; |
216 | } |
227 | glGetError and die; |
217 | |
|
|
218 | sub lwp_check($) { |
|
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219 | my ($res) = @_; |
|
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220 | |
|
|
221 | $res->is_error |
|
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222 | and die $res->status_line; |
|
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223 | |
|
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224 | $res |
|
|
225 | } |
|
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226 | |
|
|
227 | sub fh_nonblocking($$) { |
|
|
228 | my ($fh, $nb) = @_; |
|
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229 | |
|
|
230 | if ($^O eq "MSWin32") { |
|
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231 | $nb = (! ! $nb) + 0; |
|
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232 | ioctl $fh, 0x8004667e, \$nb; # FIONBIO |
228 | } else { |
233 | } else { |
229 | glCopyTexImage2D GL_TEXTURE_2D, 0, |
234 | fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0; |
230 | $self->{internalformat}, |
|
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231 | 0, 0, |
|
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232 | $tw, $th, |
|
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233 | 0; |
|
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234 | glPopmatrix; |
|
|
235 | } |
235 | } |
236 | } |
|
|
237 | |
236 | |
238 | sub DESTROY { |
|
|
239 | my ($self) = @_; |
|
|
240 | |
|
|
241 | return unless exists $self->{name}; |
|
|
242 | |
|
|
243 | glDeleteTextures delete $self->{name}; |
|
|
244 | } |
237 | } |
245 | |
238 | |
246 | sub restore_state{ |
239 | package CFPlus::Layout; |
247 | $_->upload |
240 | |
248 | for grep $_, @textures; |
241 | $CFPlus::OpenGL::INIT_HOOK{"CFPlus::Layout"} = sub { |
|
|
242 | glyph_cache_restore; |
|
|
243 | }; |
|
|
244 | |
|
|
245 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
|
|
246 | glyph_cache_backup; |
249 | }; |
247 | }; |
250 | |
248 | |
251 | 1; |
249 | 1; |
252 | |
250 | |
253 | =back |
251 | =back |