Use time only if it exists.

[xonotic/xonotic.git] / misc / tools / bsptool.pl

diff --git a/misc/tools/bsptool.pl b/misc/tools/bsptool.pl
index efc6cccb2efa3a2770e7c99a4cc81cfd3d97cb81..63bc38931f5c2c82804dc095aa35ccc9f3814118 100755 (executable)
--- a/misc/tools/bsptool.pl
+++ b/misc/tools/bsptool.pl
@@ -6,6 +6,25 @@ use Image::Magick;
 use POSIX qw/floor ceil/;
 
 my @lumpname = qw/entities textures planes nodes leafs leaffaces leafbrushes models brushes brushsides vertices triangles effects faces lightmaps lightgrid pvs advertisements/;
+my %lumpsize = (
+       textures => 72,
+       planes => 16,
+       nodes => 36,
+       leafs => 48,
+       leaffaces => 4,
+       leafbrushes => 4,
+       models => 40,
+       brushes => 12,
+       brushsides => 8,
+       vertices => 44,
+       triangles => 4,
+       effects => 72,
+       faces => 104,
+       lightmaps => 49152,
+       lightgrid => 8,
+       advertisements => 128
+);
+
 my %lumpid = map { $lumpname[$_] => $_ } 0..@lumpname-1;
 my $msg = "";
 my @bsp;
@@ -22,6 +41,7 @@ Operations are:
   Information requests:
     -i                print info about the BSP file
     -xlumpname        extract a lump (see -i)
+    -S                list used shaders
 
   Changes:
     -dlumpname        delete a lump (see -i)
@@ -32,6 +52,7 @@ Operations are:
     -lpng             externalize the lightmaps as PNG
     -ltga             externalize the lightmaps as TGA
     -mMESSAGE         set the BSP file comment message
+    -Sfrom=to         replace a texture (shader) by name (already replaced shaders are not touched)
 
   Save commands:
     -o                actually apply the changes to the BSP
@@ -93,7 +114,11 @@ sub DecodeLump($@)
                        $spec .= "$2$3 ";
                        my $f = $1;
                        my $n = $3;
-                       if($n eq '')
+                       if($2 eq 'a')
+                       {
+                               push @decoders, sub { ($item->{$f} = $data[$idx++]) =~ s/\0//g; };
+                       }
+                       elsif($n eq '')
                        {
                                push @decoders, sub { $item->{$f} = $data[$idx++]; };
                        }
@@ -141,7 +166,11 @@ sub EncodeLump($@)
                        my $spec = "$2$3";
                        my $f = $1;
                        my $n = $3;
-                       if($n eq '')
+                       if($2 eq 'a')
+                       {
+                               push @encoders, sub { $data .= pack $spec, $item->{$f}; };
+                       }
+                       elsif($n eq '')
                        {
                                push @encoders, sub { $data .= pack $spec, $item->{$f}; };
                        }
@@ -226,7 +255,11 @@ for(@ARGV)
                        my $nl = length $bsp[$_]->[2];
                        my $align = [0, 3, 2, 1]->[$nl % 4];
                        $total += $nl + $align;
-                       print "BSP lump $_ ($lumpname[$_]): offset $bsp[$_]->[0] length $bsp[$_]->[1] newlength $nl\n";
+                       my $l = $bsp[$_]->[1];
+                       my $szi = $lumpsize{$lumpname[$_]};
+                       my $li = $szi ? " (" . ($l / $szi) . ")" : "";
+                       my $nli = $szi ? " (" . ($nl / $szi) . ")" : "";
+                       print "BSP lump $_ ($lumpname[$_]): offset $bsp[$_]->[0] length $l$li newlength $nl$nli\n";
                        my $endpos = $bsp[$_]->[0] + $bsp[$_]->[1];
                        $max = $endpos if $max < $endpos;
                }
@@ -481,6 +514,30 @@ for(@ARGV)
                        unless defined $id;
                print $bsp[$id]->[2];
        }
+       elsif(/^-S(.*)=(.*)$/)
+       {
+               my $from = $1;
+               my $to = $2;
+               our @replaced = ();
+               my @l = DecodeLump $bsp[$lumpid{textures}]->[2], qw/name=a64 flags=V contents=V/;
+               for(0..@l-1)
+               {
+                       next if $replaced[$_];
+                       if($l[$_]->{name} eq $from)
+                       {
+                               $replaced[$_] = 1;
+                               $l[$_]->{name} = $to;
+                       }
+               }
+               $bsp[$lumpid{textures}]->[2] = EncodeLump \@l, qw/name=a64 flags=V contents=V/;
+       }
+       elsif(/^-S$/)
+       {
+               for(DecodeLump $bsp[$lumpid{textures}]->[2], qw/name=a64 flags=V contents=V/)
+               {
+                       print "$_->{name}\n";
+               }
+       }
        elsif(/^-o(.+)?$/) # write the final BSP file
        {
                my $outfile = $1;