… | |
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4 | |
4 | |
5 | =cut |
5 | =cut |
6 | |
6 | |
7 | package Crossfire; |
7 | package Crossfire; |
8 | |
8 | |
9 | our $VERSION = '0.96'; |
9 | our $VERSION = '0.97'; |
10 | |
10 | |
11 | use strict; |
11 | use strict; |
12 | |
12 | |
13 | use base 'Exporter'; |
13 | use base 'Exporter'; |
14 | |
14 | |
… | |
… | |
139 | sub MOVE_FLY_HIGH (){ 0x04 } |
139 | sub MOVE_FLY_HIGH (){ 0x04 } |
140 | sub MOVE_FLYING (){ 0x06 } |
140 | sub MOVE_FLYING (){ 0x06 } |
141 | sub MOVE_SWIM (){ 0x08 } |
141 | sub MOVE_SWIM (){ 0x08 } |
142 | sub MOVE_BOAT (){ 0x10 } |
142 | sub MOVE_BOAT (){ 0x10 } |
143 | sub MOVE_KNOWN (){ 0x1f } # all of above |
143 | sub MOVE_KNOWN (){ 0x1f } # all of above |
144 | sub MOVE_ALLBIT (){ 0x10000 } |
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145 | sub MOVE_ALL (){ 0x1001f } # very special value, more PITA |
144 | sub MOVE_ALL (){ 0x10000 } # very special value |
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145 | |
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146 | our %MOVE_TYPE = ( |
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147 | walk => MOVE_WALK, |
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148 | fly_low => MOVE_FLY_LOW, |
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149 | fly_high => MOVE_FLY_HIGH, |
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150 | flying => MOVE_FLYING, |
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151 | swim => MOVE_SWIM, |
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152 | boat => MOVE_BOAT, |
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153 | all => MOVE_ALL, |
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154 | ); |
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155 | |
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156 | our @MOVE_TYPE = qw(all walk flying fly_low fly_high swim boat); |
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157 | |
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158 | { |
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159 | package Crossfire::MoveType; |
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160 | |
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161 | use overload |
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162 | '=' => sub { bless [@{$_[0]}], ref $_[0] }, |
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163 | '""' => \&as_string, |
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164 | '>=' => sub { $_[0][0] & $MOVE_TYPE{$_[1]} ? $_[0][1] & $MOVE_TYPE{$_[1]} : undef }, |
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165 | '+=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] |= $MOVE_TYPE{$_[1]}; &normalise }, |
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166 | '-=' => sub { $_[0][0] |= $MOVE_TYPE{$_[1]}; $_[0][1] &= ~$MOVE_TYPE{$_[1]}; &normalise }, |
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167 | '/=' => sub { $_[0][0] &= ~$MOVE_TYPE{$_[1]}; &normalise }, |
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168 | 'x=' => sub { |
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169 | my $cur = $_[0] >= $_[1]; |
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170 | if (!defined $cur) { |
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171 | if ($_[0] >= "all") { |
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172 | $_[0] -= $_[1]; |
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173 | } else { |
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174 | $_[0] += $_[1]; |
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175 | } |
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176 | } elsif ($cur) { |
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177 | $_[0] -= $_[1]; |
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178 | } else { |
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179 | $_[0] /= $_[1]; |
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180 | } |
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181 | |
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182 | $_[0] |
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183 | }, |
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184 | 'eq' => sub { "$_[0]" eq "$_[1]" }, |
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185 | 'ne' => sub { "$_[0]" ne "$_[1]" }, |
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186 | ; |
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187 | } |
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188 | |
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189 | sub Crossfire::MoveType::new { |
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190 | my ($class, $string) = @_; |
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191 | |
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192 | my $mask; |
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193 | my $value; |
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194 | |
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195 | if ($string =~ /^\s*\d+\s*$/) { |
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196 | $mask = MOVE_ALL; |
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197 | $value = $string+0; |
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198 | } else { |
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199 | for (split /\s+/, lc $string) { |
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200 | if (s/^-//) { |
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201 | $mask |= $MOVE_TYPE{$_}; |
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202 | $value &= ~$MOVE_TYPE{$_}; |
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203 | } else { |
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204 | $mask |= $MOVE_TYPE{$_}; |
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205 | $value |= $MOVE_TYPE{$_}; |
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206 | } |
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207 | } |
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208 | } |
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209 | |
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210 | (bless [$mask, $value], $class)->normalise |
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211 | } |
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212 | |
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213 | sub Crossfire::MoveType::normalise { |
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214 | my ($self) = @_; |
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215 | |
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216 | if ($self->[0] & MOVE_ALL) { |
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217 | my $mask = ~(($self->[1] & MOVE_ALL ? $self->[1] : ~$self->[1]) & $self->[0] & ~MOVE_ALL); |
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218 | $self->[0] &= $mask; |
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219 | $self->[1] &= $mask; |
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220 | } |
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221 | |
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222 | $self->[1] &= $self->[0]; |
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223 | |
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224 | $self |
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225 | } |
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226 | |
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227 | sub Crossfire::MoveType::as_string { |
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228 | my ($self) = @_; |
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229 | |
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230 | my @res; |
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231 | |
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232 | my ($mask, $value) = @$self; |
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233 | |
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234 | for (@Crossfire::MOVE_TYPE) { |
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235 | my $bit = $Crossfire::MOVE_TYPE{$_}; |
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236 | if (($mask & $bit) == $bit && (($value & $bit) == $bit || ($value & $bit) == 0)) { |
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237 | $mask &= ~$bit; |
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238 | push @res, $value & $bit ? $_ : "-$_"; |
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239 | } |
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240 | } |
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241 | |
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242 | join " ", @res |
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243 | } |
146 | |
244 | |
147 | sub load_ref($) { |
245 | sub load_ref($) { |
148 | my ($path) = @_; |
246 | my ($path) = @_; |
149 | |
247 | |
150 | open my $fh, "<:raw:perlio", $path |
248 | open my $fh, "<:raw:perlio", $path |
… | |
… | |
268 | |
366 | |
269 | # convert movement strings to bitsets |
367 | # convert movement strings to bitsets |
270 | for my $attr (keys %FIELD_MOVEMENT) { |
368 | for my $attr (keys %FIELD_MOVEMENT) { |
271 | next unless exists $ob->{$attr}; |
369 | next unless exists $ob->{$attr}; |
272 | |
370 | |
273 | $ob->{$attr} = MOVE_ALL if $ob->{$attr} == 255; #d# compatibility |
371 | $ob->{$attr} = new Crossfire::MoveType $ob->{$attr}; |
274 | |
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275 | next if $ob->{$attr} =~ /^\d+$/; |
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276 | |
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277 | my $flags = 0; |
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278 | |
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279 | # assume list |
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280 | for my $flag (map lc, split /\s+/, $ob->{$attr}) { |
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281 | $flags |= MOVE_WALK if $flag eq "walk"; |
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282 | $flags |= MOVE_FLY_LOW if $flag eq "fly_low"; |
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283 | $flags |= MOVE_FLY_HIGH if $flag eq "fly_high"; |
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284 | $flags |= MOVE_FLYING if $flag eq "flying"; |
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285 | $flags |= MOVE_SWIM if $flag eq "swim"; |
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286 | $flags |= MOVE_BOAT if $flag eq "boat"; |
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287 | $flags |= MOVE_ALL if $flag eq "all"; |
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288 | |
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289 | $flags &= ~MOVE_WALK if $flag eq "-walk"; |
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290 | $flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low"; |
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291 | $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high"; |
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292 | $flags &= ~MOVE_FLYING if $flag eq "-flying"; |
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293 | $flags &= ~MOVE_SWIM if $flag eq "-swim"; |
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294 | $flags &= ~MOVE_BOAT if $flag eq "-boat"; |
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295 | $flags &= ~MOVE_ALL if $flag eq "-all"; |
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296 | } |
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297 | |
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298 | $ob->{$attr} = $flags; |
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299 | } |
372 | } |
300 | |
373 | |
301 | # convert outdated movement flags to new movement sets |
374 | # convert outdated movement flags to new movement sets |
302 | if (defined (my $v = delete $ob->{no_pass})) { |
375 | if (defined (my $v = delete $ob->{no_pass})) { |
303 | $ob->{move_block} = $v ? MOVE_ALL : 0; |
376 | $ob->{move_block} = new Crossfire::MoveType $v ? "all" : ""; |
304 | } |
377 | } |
305 | if (defined (my $v = delete $ob->{slow_move})) { |
378 | if (defined (my $v = delete $ob->{slow_move})) { |
306 | $ob->{move_slow} |= MOVE_WALK; |
379 | $ob->{move_slow} += "walk"; |
307 | $ob->{move_slow_penalty} = $v; |
380 | $ob->{move_slow_penalty} = $v; |
308 | } |
381 | } |
309 | if (defined (my $v = delete $ob->{walk_on})) { |
382 | if (defined (my $v = delete $ob->{walk_on})) { |
310 | $ob->{move_on} = MOVE_NONE unless exists $ob->{move_on}; |
383 | $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "walk" } else { $ob->{move_on} -= "walk" } |
311 | $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK |
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312 | : $ob->{move_on} & ~MOVE_WALK; |
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313 | } |
384 | } |
314 | if (defined (my $v = delete $ob->{walk_off})) { |
385 | if (defined (my $v = delete $ob->{walk_off})) { |
315 | $ob->{move_off} = MOVE_NONE unless exists $ob->{move_off}; |
386 | $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "walk" } else { $ob->{move_off} -= "walk" } |
316 | $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK |
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317 | : $ob->{move_off} & ~MOVE_WALK; |
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318 | } |
387 | } |
319 | if (defined (my $v = delete $ob->{fly_on})) { |
388 | if (defined (my $v = delete $ob->{fly_on})) { |
320 | $ob->{move_on} = MOVE_NONE unless exists $ob->{move_on}; |
389 | $ob->{move_on} ||= new Crossfire::MoveType; if ($v) { $ob->{move_on} += "fly_low" } else { $ob->{move_on} -= "fly_low" } |
321 | $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW |
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322 | : $ob->{move_on} & ~MOVE_FLY_LOW; |
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323 | } |
390 | } |
324 | if (defined (my $v = delete $ob->{fly_off})) { |
391 | if (defined (my $v = delete $ob->{fly_off})) { |
325 | $ob->{move_off} = MOVE_NONE unless exists $ob->{move_off}; |
392 | $ob->{move_off} ||= new Crossfire::MoveType; if ($v) { $ob->{move_off} += "fly_low" } else { $ob->{move_off} -= "fly_low" } |
326 | $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW |
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327 | : $ob->{move_off} & ~MOVE_FLY_LOW; |
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328 | } |
393 | } |
329 | if (defined (my $v = delete $ob->{flying})) { |
394 | if (defined (my $v = delete $ob->{flying})) { |
330 | $ob->{move_type} = MOVE_NONE unless exists $ob->{move_type}; |
395 | $ob->{move_type} ||= new Crossfire::MoveType; if ($v) { $ob->{move_type} += "fly_low" } else { $ob->{move_type} -= "fly_low" } |
331 | $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW |
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332 | : $ob->{move_type} & ~MOVE_FLY_LOW; |
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333 | } |
396 | } |
334 | |
397 | |
335 | # convert idiotic event_xxx things into objects |
398 | # convert idiotic event_xxx things into objects |
336 | while (my ($event, $subtype) = each %EVENT_TYPE) { |
399 | while (my ($event, $subtype) = each %EVENT_TYPE) { |
337 | if (exists $ob->{"event_${event}_plugin"}) { |
400 | if (exists $ob->{"event_${event}_plugin"}) { |
… | |
… | |
593 | my ($k, $v) = @$_; |
656 | my ($k, $v) = @$_; |
594 | |
657 | |
595 | if (my $end = $Crossfire::FIELD_MULTILINE{$k}) { |
658 | if (my $end = $Crossfire::FIELD_MULTILINE{$k}) { |
596 | $v =~ s/\n$//; |
659 | $v =~ s/\n$//; |
597 | $str .= "$k\n$v\n$end\n"; |
660 | $str .= "$k\n$v\n$end\n"; |
598 | } elsif (exists $Crossfire::FIELD_MOVEMENT{$k}) { |
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599 | if ($v & ~Crossfire::MOVE_ALL or !$v) { |
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600 | $str .= "$k $v\n"; |
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601 | |
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602 | } elsif ($v & Crossfire::MOVE_ALLBIT) { |
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603 | $str .= "$k all"; |
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604 | |
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605 | $str .= " -walk" unless $v & Crossfire::MOVE_WALK; |
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606 | $str .= " -fly_low" unless $v & Crossfire::MOVE_FLY_LOW; |
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607 | $str .= " -fly_high" unless $v & Crossfire::MOVE_FLY_HIGH; |
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608 | $str .= " -swim" unless $v & Crossfire::MOVE_SWIM; |
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609 | $str .= " -boat" unless $v & Crossfire::MOVE_BOAT; |
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610 | |
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611 | $str .= "\n"; |
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612 | |
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613 | } else { |
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614 | $str .= $k; |
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615 | |
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616 | $str .= " walk" if $v & Crossfire::MOVE_WALK; |
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617 | $str .= " fly_low" if $v & Crossfire::MOVE_FLY_LOW; |
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618 | $str .= " fly_high" if $v & Crossfire::MOVE_FLY_HIGH; |
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619 | $str .= " swim" if $v & Crossfire::MOVE_SWIM; |
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620 | $str .= " boat" if $v & Crossfire::MOVE_BOAT; |
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621 | |
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622 | $str .= "\n"; |
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623 | } |
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624 | } else { |
661 | } else { |
625 | $str .= "$k $v\n"; |
662 | $str .= "$k $v\n"; |
626 | } |
663 | } |
627 | } |
664 | } |
628 | |
665 | |