#!/opt/perl/bin/perl
use Data::Dumper;
use Storable qw/dclone/;
use Math::Trig;
use XML::Parser;
use XML::Writer;
use Cwd;
use File::Spec::Functions;
use strict;
our $DEBUG = 1;
sub slurp { open FO, $_[0] or die "Couldn't open $_[0]: $!"; return join '', <FO> }
sub read_scene_cfg {
my ($file) = @_;
my $cfg = {};
eval {
my $cont = slurp ($file);
for (split /\n/, $cont) {
if (m/dir\s*=\s*(\d+)\s*-\s*(\d+)/) {
for ($1..$2) { push @{$cfg->{dir}}, $_ }
} elsif (m/dir\s*=\s*(\d+)/) {
push @{$cfg->{dir}}, $1;
} elsif (m/replace\s+(\S+)\s+(\S+)/) {
push @{$cfg->{replace}}, [$1, $2];
} elsif (m/(\S+)\s*=\s*(.*)/) {
$cfg->{$1} = $2;
}
}
};
if ($@) { warn "Couldn't read $file\n" }
$cfg->{w} ||= 32;
$cfg->{h} ||= 32;
$cfg->{height} ||= 100;
$cfg->{dir} ||= [5];
return $cfg;
}
sub xml2str {
my ($tree, $wr) = @_;
my $out;
unless ($wr) {
$tree = dclone $tree;
$wr = XML::Writer->new (
OUTPUT => \$out,
DATA_INDENT => 3,
DATA_MODE => 1
);
}
require Data::Dumper;
while (@$tree) {
my $tag = shift @$tree;
my $cont = shift @$tree;
my $attr = {};
if (ref ($cont) eq 'ARRAY') {
$attr = shift @$cont;
}
my $close = 0;
if ($tag ne '0') {
if ((ref ($cont) eq 'ARRAY') && @$cont) {
$wr->startTag ($tag, %$attr);
xml2str ($cont, $wr);
$wr->endTag ($tag);
} else {
$wr->emptyTag ($tag, %$attr)
if $tag ne '0';
}
} else {
#$wr->characters ($cont);
}
}
if ($out) {
return $out;
}
}
sub filter_tags {
my ($tree, %ftags) = @_;
my $sce = $tree->[1];
my @out;
my $tag = '';
for (my $i = 1; $i < @$sce; $i += 2) {
my $tag = $sce->[$i];
my $con = $sce->[$i + 1];
if ($ftags{$tag}) {
push @out, $_ for $ftags{$tag}->($tag, $con);
} else {
push @out, $tag, $con;
}
}
@$sce = ($sce->[0], @out);
$tree
}
sub remove_tags {
my ($tree, @remtags) = @_;
my $sce = $tree->[1];
my @out;
my $tag = '';
for (my $i = 1; $i < @$sce; $i += 2) {
my $tag = $sce->[$i];
my $con = $sce->[$i + 1];
unless (grep { $tag eq $_ } @remtags) {
push @out, $tag, $con;
}
}
@$sce = ($sce->[0], @out);
$tree
}
sub add_tags {
my ($tree, %tags) = @_;
push @{$tree->[1]}, %tags;
}
sub trans_add_shear {
my ($m, $dir_n) = @_;
$m->{m02} += 0.25;
$m->{m12} += 0.5;
for (keys %$m) {
$m->{$_} = sprintf "%.6f", $m->{$_}
}
}
sub render_dir {
my ($cont, $dir_n, $cfg, $outfile) = @_;
my $cam;
for (@{$cfg->{replace}}) {
$cont =~ s/\Q$_->[0]\E/$_->[1]/egs;
}
my $p = new XML::Parser (Style => 'Tree');
my $tree = $p->parse ($cont);
my $a = 0;
my %dir_to_degree = (
# 5 => 0,
# 5 => 0,
# 6 => 45,
# 7 => 90,
# 8 => 135,
# 1 => 180,
# 2 => 225,
# 3 => 270,
# 4 => 315
0 => 0,
1 => 0,
2 => 45,
3 => 90,
4 => 135,
5 => 180,
6 => 225,
7 => 270,
8 => 315
);
$a = $dir_to_degree{$dir_n};
$a = deg2rad - $a; # -$a because we want a clockwise rotation
remove_tags ($tree, qw/render camera background/);
if (!$cfg->{preserve_light}) {
remove_tags ($tree, qw/light/);
}
filter_tags ($tree,
object => sub {
my ($tag, $con) = @_;
my $ot = 'transform';
my $om = {
m00 => cos($a), m01 => -sin($a), m02 => 0, m03 => 0,
m10 => sin($a), m11 => cos($a), m12 => 0, m13 => 0,
m20 => 0, m21 => 0, m22 => 1, m23 => 0,
m30 => 0, m31 => 0, m32 => 0, m33 => 1,
};
($ot, [$om, $tag, $con])
},
transform => sub {
my ($tag, $con) = @_;
my $ot = 'transform';
my $om = {
m00 => cos($a), m01 => -sin($a), m02 => 0, m03 => 0,
m10 => sin($a), m11 => cos($a), m12 => 0, m13 => 0,
m20 => 0, m21 => 0, m22 => 1, m23 => 0,
m30 => 0, m31 => 0, m32 => 0, m33 => 1,
};
($ot, [$om, $tag, $con])
}
);
unless ($cfg->{frontal}) {
filter_tags ($tree,
transform => sub {
my ($tag, $con) = @_;
my $ot = 'transform';
my $om = {
m00 => 1, m01 => 0, m02 => 0, m03 => 0,
m10 => 0, m11 => 1, m12 => 0, m13 => 0,
m20 => 0, m21 => 0, m22 => 1, m23 => 0,
m30 => 0, m31 => 0, m32 => 0, m33 => 1,
};
trans_add_shear ($om);
($ot, [$om, $tag, $con])
}
);
}
if ($cfg->{xoffs} || $cfg->{yoffs} || $cfg->{zoffs}) {
filter_tags ($tree,
transform => sub {
my ($tag, $con) = @_;
my $ot = 'transform';
my $om = {
m00 => 1, m01 => 0, m02 => 0, m03 => $cfg->{xoffs},
m10 => 0, m11 => 1, m12 => 0, m13 => $cfg->{yoffs},
m20 => 0, m21 => 0, m22 => 1, m23 => $cfg->{zoffs},
m30 => 0, m31 => 0, m32 => 0, m33 => 1,
};
($ot, [$om, $tag, $con])
}
);
};
my ($w, $h) = ($cfg->{w}, $cfg->{h} || $cfg->{w});
my @to = (0, 0, 0);
my @from = (0, 0, $cfg->{height});
my @up = (0, 1, 0);
@up = map { $up[$_] + $from[$_] } 0..2;
my $aspect = $cfg->{aspect} || 1;
my $focal = $cfg->{focal} || 10;
my $power_offs = $cfg->{power_offs} || 0;
add_tags ($tree,
light => [
{ type => 'sunlight', name => 'w_Infinite', power => sprintf ("%1.1f", 0.5 + $power_offs),
cast_shadows => "off"
},
from => [{ x => -1, y => 1, z => 0.7 }],
color => [{ r => 1, g => 1, b => 1 }]
]
);
add_tags ($tree,
light => [
{ type => 'sunlight', name => 'w_Infinite2', power => sprintf ("%1.1f", 1 + $power_offs),
cast_shadows => "off"
},
from => [{ x => 1, y => -1, z => 0.7 }],
color => [{ r => 1, g => 1, b => 1 }]
]
);
add_tags ($tree,
camera => [
{ name => "xcam", resx => $w, resy => $h, focal => $focal,
aspect_ratio => $aspect, type => "ortho" },
to => [{ x => 0, y => 0, z => 0 }],
from => [{ x => 0, y => $from[1], z => $from[2] }],
up => [{ x => $up[0], y => $up[1], z => $up[2] }],
],
render => [
{ camera_name => "xcam", raydepth => "4",
gamma => "1",
exposure => ($cfg->{exposure} || "0"), save_alpha => "on",
AA_passes => "2",
bias => "0.1", AA_threshold => "0", AA_minsamples => "16",
AA_pixelwidth => "1.25", AA_jitterfirst => "off",
clamp_rgb => "on"
},
outfile => [{ value => $outfile }],
]
);
$cont = xml2str ($tree);
if ($DEBUG and open FO, ">cfxmlrender.out.xml") {
print FO $cont;
}
$cont
}
@ARGV or die "cfxmlrender <xml>\n";
for my $xml (@ARGV) {
my $outfile = $xml;
$outfile =~ s/\.xml$/\.tga/;
my $xmlcont = slurp ($xml);
my $cfg = read_scene_cfg ($xml . ".cfg");
my ($vol, $dir, $file) = File::Spec->splitpath($xml);
$file =~ m/^(.*?)\.xml/;
my $filebase = $1 || $file;
for my $d (@{$cfg->{dir}}) {
my $ofile = File::Spec->catpath ($vol, $dir, "${filebase}_dir_${d}.tga");
my $oxfile = File::Spec->catpath ($vol, $dir, "${filebase}_rend_${d}.xml");
my $nc = render_dir ($xmlcont, $d, $cfg, "${filebase}_dir_${d}.tga");
open OUT, ">$oxfile"
or die "Couldn't write '$nc': $!";
print OUT $nc;
close OUT;
my $cwd = getcwd;
if ($dir) {
system ("cd $dir; yafray ${filebase}_rend_${d}.xml > yafray_out.log 2> yafray_out.log");
} else {
system ("yafray ${filebase}_rend_${d}.xml > yafray_out.log 2> yafray_out.log");
}
unlink $oxfile unless $DEBUG;
my $png;
if ($cfg->{archname}) {
if (@{$cfg->{dir}} > 1) {
my $aname = $cfg->{archname};
unless ($aname =~ s/%/$d/g) {
$aname .= $d;
}
$png = "$aname.png";
} else {
$png = "$cfg->{archname}.png";
}
} else {
$png = "${filebase}_dir_${d}.png";
}
system "convert", "${filebase}_dir_${d}.tga", $png;
system "optipng", -q => $png;
print "saved arch png to: $png\n";
if ($cfg->{archpath} and $ENV{CFDEV_ROOT}) {
my $archpath = "$ENV{CFDEV_ROOT}/arch/$cfg->{archpath}";
system "cp", $png, "$archpath/$png";
print "copied $png to $cfg->{archpath}/$png\n";
}
unlink $ofile;
}
}