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/cvs/cfmaps/cfmap2png
Revision: 1.2
Committed: Thu Nov 17 12:15:19 2005 UTC (18 years, 7 months ago) by root
Branch: MAIN
Changes since 1.1: +13 -7 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 #!/opt/bin/perl
2
3 # bugs: http://cfmaps.schmorp.de/brest/apartments/brest_town_house.html <- walls
4 # whaling... icecaves... water is red?
5 # tower of stars: missing craters?
6 # http://cfmaps.schmorp.de/pup_land/raffle/raffle3_u2.html <-> yellow "doors" show as grey stone as surrounding
7
8 use strict;
9
10 use Storable;
11 use List::Util qw(max);
12
13 use Gtk2;
14
15 #init Gtk2::Gdk;
16
17 my $LIB = $ENV{CROSSFIRE_LIBDIR}
18 or die "\$CROSSFIRE_LIBDIR must be set\n";
19
20 sub T (){ 32 }
21
22 sub read_pak($) {
23 my ($path) = @_;
24
25 eval {
26 -M "$path.pst" < -M $path
27 && Storable::retrieve "$path.pst"
28 } or do {
29 my %pak;
30
31 open my $fh, "<:raw", $path
32 or die "$_[0]: $!";
33 while (<$fh>) {
34 my ($type, $id, $len, $path) = split;
35 $path =~ s/.*\///;
36 read $fh, $pak{$path}, $len;
37 }
38
39 Storable::nstore \%pak, "$path.pst";
40
41 \%pak
42 }
43 }
44
45 sub read_smooth($) {
46 my ($path) = @_;
47
48 eval {
49 -M "$path.pst" < -M $path
50 && Storable::retrieve "$path.pst"
51 } or do {
52 my %smooth;
53
54 open my $fh, "<:raw", $path
55 or die "$path: $!";
56 while (<$fh>) {
57 next if /^\s*($|#)/;
58
59 $smooth{$1} = $2 if /^(\S+)\s+(\S+)$/;
60 }
61
62 Storable::nstore \%smooth, "$path.pst";
63
64 \%smooth
65 }
66 }
67
68 sub read_arch($;$) {
69 my ($path, $cache) = @_;
70
71 eval {
72 $cache
73 && -M "$path.pst" < -M $path
74 && Storable::retrieve "$path.pst"
75 } or do {
76 my %arc;
77 my ($more, $prev);
78
79 open my $fh, "<:raw", $path
80 or die "$path: $!";
81
82 my $parse_block; $parse_block = sub {
83 my %arc = @_;
84
85 while (<$fh>) {
86 s/\s+$//;
87 if (/^end$/i) {
88 last;
89 } elsif (/^arch (\S+)$/) {
90 push @{ $arc{subarch} }, $parse_block->(_name => $1);
91 } elsif (/^msg$/) {
92 while (<$fh>) {
93 last if /^endmsg\s*$/i;
94 $arc{msg} .= $_;
95 }
96 } elsif (/^(\S+)\s*(.*)$/) {
97 $arc{lc $1} = $2;
98 } elsif (/^\s*($|#)/) {
99 #
100 } else {
101 warn "$path: unparsable line '$_' in arch $arc{_name}";
102 }
103 }
104
105 \%arc
106 };
107
108 while (<$fh>) {
109 s/\s+$//;
110 if (/^more$/i) {
111 $more = $prev;
112 } elsif (/^object (\S+)$/i) {
113 my $name = $1;
114 my $arc = $parse_block->(_name => $name);
115
116 $arc{$name} = $arc;
117 $more->{more} = $arc if $more;
118
119 $prev = $arc;
120 $more = undef;
121 } elsif (/^arch (\S+)$/i) {
122 push @{ $arc{arch} }, $parse_block->(_name => $1);
123 } elsif (/^\s*($|#)/) {
124 #
125 } else {
126 warn "$path: unparseable top-level line '$_'";
127 }
128 }
129
130 undef $parse_block; # work around bug in perl not freeing $fh etc.
131
132 Storable::nstore \%arc, "$path.pst"
133 if $cache;
134
135 \%arc
136 }
137 }
138
139 my $arch = read_arch "$LIB/archetypes", 1;
140 my $tile = read_pak "$LIB/crossfire.0";
141 my $smooth = read_smooth "$LIB/smooth";
142
143 sub tile($) {
144 my $name = $_[0];
145
146 my $pb = $tile->{$name}
147 or return;
148
149 unless (ref $pb) {
150 my $file = "/tmp/map2png.$$~";
151
152 open my $fh, ">:raw", $file
153 or die "$file: $!";
154 print $fh $pb;
155 close $fh;
156
157 $pb = $tile->{$name} = new_from_file Gtk2::Gdk::Pixbuf $file;
158 unlink $file;
159 }
160
161 $pb
162 }
163
164 sub cfmap_render($;$) {
165 my ($mapa, $mapname) = @_;
166
167 my %meta;
168
169 my ($mapx, $mapy);
170
171 my $map = $meta{map} = [];
172
173 for (@{ $mapa->{arch} }) {
174 if ($_->{_name} eq "map") {
175 $meta{info} = $_;
176
177 $mapx = $_->{width} || $_->{x};
178 $mapy = $_->{height} || $_->{y};
179 } else {
180 push @{ $map->[$_->{x}][$_->{y}] }, $_;
181
182 # arch map is unreliable w.r.t. width and height
183 $mapx = $_->{x} + 1 if $mapx <= $_->{x};
184 $mapy = $_->{y} + 1 if $mapy <= $_->{y};
185 #$mapx = $a->{x} + 1, warn "$mapname: arch '$a->{_name}' outside map width at ($a->{x}|$a->{y})\n" if $mapx <= $a->{x};
186 #$mapy = $a->{y} + 1, warn "$mapname: arch '$a->{_name}' outside map height at ($a->{x}|$a->{y})\n" if $mapy <= $a->{y};
187 }
188 }
189
190 $meta{width} = $mapx;
191 $meta{height} = $mapy;
192
193 my %map_face;
194 my %draw_info;
195
196 my $OBJ_LEVEL = 2**32; # higher than any valid (or in-use) smooth_level
197
198 # first pass, gather face stacking order, border and corner info
199 for my $x (0 .. $mapx - 1) {
200 my $col = $map->[$x];
201 for my $y (0 .. $mapy - 1) {
202 my $as = $col->[$y] || [];
203
204 for my $layer (0 .. $#$as) {
205 my $a = $as->[$layer];
206
207 my $o = $a;
208 delete $o->{x};
209 delete $o->{y};
210
211 my $os = $arch->{$a->{_name}}
212 or (warn "$mapname: arch '$a->{_name}' not found at ($x|$y)\n"), next;
213
214 for (1..10) {
215 $o = { %$os, %$o };
216 last unless exists $os->{other_arch};
217 $o = $arch->{$os->{other_arch}};
218 }
219
220 my $smooth_level = $o->{smoothlevel};
221 my $level = $smooth_level ? $smooth_level
222 : $o->{is_floor} ? 0
223 : $OBJ_LEVEL + $layer;
224
225 while ($o) {
226 my $pb = tile $o->{face}
227 or (warn "$mapname: face '$o->{face}' not found for arch '$a->{_name}' at ($x|$y)\n"), last;
228
229 my $mx = $x + $o->{x};
230 my $my = $y + $o->{y};
231
232 last if 0 > $mx || $mx >= $mapx
233 || 0 > $my || $my >= $mapy;
234
235 # this is very ugly (some tiles are 32x33 or worse)
236 my $bigface = $pb->get_width >= T*2 || $pb->get_height >= T*2;
237
238 if (my $sface = $smooth->{$o->{face}}) {
239 $bigface and die "can't handle big faces with smoothing ($o->{face})\n";
240
241 # full tile
242 $draw_info{$smooth_level}{$sface}{$mx , $my } |= 0x1000;
243
244 # borders
245 $draw_info{$smooth_level}{$sface}{$mx + 1, $my } |= 0x0031;
246 $draw_info{$smooth_level}{$sface}{$mx , $my + 1} |= 0x0092;
247 $draw_info{$smooth_level}{$sface}{$mx - 1, $my } |= 0x0064;
248 $draw_info{$smooth_level}{$sface}{$mx , $my - 1} |= 0x00c8;
249
250 # corners
251 $draw_info{$smooth_level}{$sface}{$mx + 1, $my + 1} |= 0x0100;
252 $draw_info{$smooth_level}{$sface}{$mx - 1, $my + 1} |= 0x0200;
253 $draw_info{$smooth_level}{$sface}{$mx - 1, $my - 1} |= 0x0400;
254 $draw_info{$smooth_level}{$sface}{$mx + 1, $my - 1} |= 0x0800;
255 } else {
256 $smooth_level = 0;
257 }
258
259 my $dx = $bigface ? $o->{x} : 0;
260 my $dy = $bigface ? $o->{y} : 0;
261
262 $draw_info{$level}{$o->{face}}{$mx, $my} |= 0x2000 | (($dx + 128) << 24) | (($dy + 128) << 16);
263
264 $o = $o->{more};
265 }
266 }
267 }
268 }
269
270 my $map_pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, $mapx * T, $mapy * T
271 or die;
272 $map_pb->fill (0x00000000);
273
274 # second pass, render all the stuff
275 for my $level (sort { $a <=> $b } keys %draw_info) {
276 my $v = $draw_info{$level};
277 while (my ($sface, $info) = each %$v) {
278 my $pb = tile $sface
279 or die "no smooth face $sface\n";
280
281 while (my ($xy, $bits) = each %$info) {
282 my ($x, $y) = split $;, $xy;
283
284 next if $x < 0 || $x >= $mapx
285 || $y < 0 || $y >= $mapy;
286
287 # bits is 00XX XXXX YYYY YYFX cccc CCCC BBBB
288 # X don't draw
289 # F full tile draw with x|y bigface displacement
290 # c maybe draw these corners
291 # C do not draw these corners
292 # b draw these borders
293
294 if ($bits & 0x2000) {
295 my $dx = (($bits >> 24) & 0xff) - 128;
296 my $dy = (($bits >> 16) & 0xff) - 128;
297
298 $pb->composite ($map_pb,
299 $x * T, $y * T,
300 T, T,
301 ($x - $dx) * T, ($y - $dy) * T, 1, 1,
302 "nearest",
303 255
304 );
305 }
306
307 unless ($bits & 0x1000) {
308 my $border = $bits & 0xf;
309 my $corner = ($bits >> 8) & ~($bits >> 4) & 0xf;
310
311 $pb->composite ($map_pb,
312 $x * T, $y * T,
313 T, T,
314 ($x - $border) * T, $y * T, 1, 1,
315 "nearest",
316 255
317 ) if $border;
318
319 $pb->composite ($map_pb,
320 $x * T, $y * T,
321 T, T,
322 ($x - $corner) * T, ($y - 1) * T, 1, 1,
323 "nearest",
324 255
325 ) if $corner;
326 }
327 }
328 }
329 }
330
331 ($map_pb, \%meta)
332 }
333
334 for my $file (@ARGV) {
335 my $mapa = read_arch $file;
336 my ($pb, $meta) = cfmap_render $mapa, $file;
337 $pb->save ("$file.png", "png");
338 Storable::nstore $meta, "$file.pst";
339 }
340
341
342
343
344
345