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/cvs/cfmaps/cfmap2png
Revision: 1.1
Committed: Thu Nov 17 11:51:08 2005 UTC (18 years, 6 months ago) by root
Branch: MAIN
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 = $arch->{$a->{_name}}
208 or (warn "$mapname: arch '$a->{_name}' not found at ($x|$y)\n"), next;
209
210 $o = $arch->{$o->{other_arch}} while $o->{other_arch} && !$o->{face};
211
212 $o or die "arch $a->{_name} undefined at ($x|$y)\n";
213
214 my $smooth_level = $o->{smoothlevel};
215 my $level = $smooth_level ? $smooth_level
216 : $o->{is_floor} ? 0
217 : $OBJ_LEVEL + $layer;
218
219 while ($o) {
220 my $pb = tile $o->{face}
221 or (warn "$mapname: face '$o->{face}' not found for arch '$a->{_name}' at ($x|$y)\n"), last;
222
223 my $mx = $x + $o->{x};
224 my $my = $y + $o->{y};
225
226 last if $mx >= $mapx
227 || $my >= $mapy;
228
229 # this is very ugly (some tiles are 32x33 or worse)
230 my $bigface = $pb->get_width >= T*2 || $pb->get_height >= T*2;
231
232 if (my $sface = $smooth->{$o->{face}}) {
233 $bigface and die "can't handle big faces with smoothing ($o->{face})\n";
234
235 # full tile
236 $draw_info{$smooth_level}{$sface}{$mx , $my } |= 0x1000;
237
238 # borders
239 $draw_info{$smooth_level}{$sface}{$mx + 1, $my } |= 0x0031;
240 $draw_info{$smooth_level}{$sface}{$mx , $my + 1} |= 0x0092;
241 $draw_info{$smooth_level}{$sface}{$mx - 1, $my } |= 0x0064;
242 $draw_info{$smooth_level}{$sface}{$mx , $my - 1} |= 0x00c8;
243
244 # corners
245 $draw_info{$smooth_level}{$sface}{$mx + 1, $my + 1} |= 0x0100;
246 $draw_info{$smooth_level}{$sface}{$mx - 1, $my + 1} |= 0x0200;
247 $draw_info{$smooth_level}{$sface}{$mx - 1, $my - 1} |= 0x0400;
248 $draw_info{$smooth_level}{$sface}{$mx + 1, $my - 1} |= 0x0800;
249 } else {
250 $smooth_level = 0;
251 }
252
253 my $dx = $bigface ? $o->{x} : 0;
254 my $dy = $bigface ? $o->{y} : 0;
255
256 $draw_info{$level}{$o->{face}}{$mx, $my} |= 0x2000 | (($dx + 128) << 24) | (($dy + 128) << 16);
257
258 $o = $o->{more};
259 }
260 }
261 }
262 }
263
264 my $map_pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, $mapx * T, $mapy * T
265 or die;
266 $map_pb->fill (0x00000000);
267
268 # second pass, render all the stuff
269 for my $level (sort { $a <=> $b } keys %draw_info) {
270 my $v = $draw_info{$level};
271 while (my ($sface, $info) = each %$v) {
272 my $pb = tile $sface
273 or die "no smooth face $sface\n";
274
275 while (my ($xy, $bits) = each %$info) {
276 my ($x, $y) = split $;, $xy;
277
278 next if $x < 0 || $x >= $mapx
279 || $y < 0 || $y >= $mapy;
280
281 # bits is 00XX XXXX YYYY YYFX cccc CCCC BBBB
282 # X don't draw
283 # F full tile draw with x|y bigface displacement
284 # c maybe draw these corners
285 # C do not draw these corners
286 # b draw these borders
287
288 if ($bits & 0x2000) {
289 my $dx = (($bits >> 24) & 0xff) - 128;
290 my $dy = (($bits >> 16) & 0xff) - 128;
291
292 $pb->composite ($map_pb,
293 $x * T, $y * T,
294 T, T,
295 ($x - $dx) * T, ($y - $dy) * T, 1, 1,
296 "nearest",
297 255
298 );
299 }
300
301 unless ($bits & 0x1000) {
302 my $border = $bits & 0xf;
303 my $corner = ($bits >> 8) & ~($bits >> 4) & 0xf;
304
305 $pb->composite ($map_pb,
306 $x * T, $y * T,
307 T, T,
308 ($x - $border) * T, $y * T, 1, 1,
309 "nearest",
310 255
311 ) if $border;
312
313 $pb->composite ($map_pb,
314 $x * T, $y * T,
315 T, T,
316 ($x - $corner) * T, ($y - 1) * T, 1, 1,
317 "nearest",
318 255
319 ) if $corner;
320 }
321 }
322 }
323 }
324
325 ($map_pb, \%meta)
326 }
327
328 for my $file (@ARGV) {
329 my $mapa = read_arch $file;
330 my ($pb, $meta) = cfmap_render $mapa, $file;
331 $pb->save ("$file.png", "png");
332 Storable::nstore $meta, "$file.pst";
333 }
334
335
336
337
338
339