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greg |
2.1 |
#!/usr/bin/perl -w
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greg |
2.5 |
# RCSid $Id: rtpict.pl,v 2.4 2018/03/20 23:05:48 greg Exp $
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greg |
2.1 |
#
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# Run rtrace in parallel mode to simulate rpict -n option
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#
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# G. Ward
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#
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use strict;
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# we'll call rpict if this is not overridden
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my $nprocs = 1;
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# rtrace options and the associated number of arguments
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my %rtraceC = ("-dt",1, "-dc",1, "-dj",1, "-ds",1, "-dr",1, "-dp",1,
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"-ss",1, "-st",1, "-e",1, "-am",1,
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"-ab",1, "-af",1, "-ai",1, "-aI",1, "-ae",1, "-aE",1,
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"-av",3, "-aw",1, "-aa",1, "-ar",1, "-ad",1, "-as",1,
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"-me",3, "-ma",3, "-mg",1, "-ms",1, "-lr",1, "-lw",1);
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# boolean rtrace options
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my @boolO = ("-w", "-bv", "-dv", "-i", "-u");
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# view options and the associated number of arguments
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greg |
2.2 |
my %vwraysC = ("-vf",1, "-vtv",0, "-vtl",0, "-vth",0, "-vta",0, "-vts",0, "-vtc",0,
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greg |
2.1 |
"-x",1, "-y",1, "-vp",3, "-vd",3, "-vu",3, "-vh",1, "-vv",1,
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greg |
2.2 |
"-vo",1, "-va",1, "-vs",1, "-vl",1, "-pa",1, "-pj",1, "-pd",1);
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# options we need to silently ignore
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my %ignoreC = ("-t",1, "-ps",1, "-pt",1, "-pm",1);
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greg |
2.1 |
# Starting options for rtrace (rpict values)
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greg |
2.5 |
my @rtraceA = split(' ', "rtrace -u- -dt .05 -dc .5 -ds .25 -dr 1 " .
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"-aa .2 -ar 64 -ad 512 -as 128 -lr 7 -lw 1e-03");
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greg |
2.1 |
my @vwraysA = ("vwrays", "-ff", "-pj", ".67");
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my @vwrightA = ("vwright", "-vtv");
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my @rpictA = ("rpict");
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my $outpic;
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greg |
2.5 |
my $outzbf;
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greg |
2.1 |
OPTION: # sort through options
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while ($#ARGV >= 0 && "$ARGV[0]" =~ /^[-\@]/) {
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# Check for file inclusion
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if ("$ARGV[0]" =~ /^\@/) {
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greg |
2.2 |
open my $handle, '<', substr($ARGV[0], 1);
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greg |
2.1 |
shift @ARGV;
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chomp(my @args = <$handle>);
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close $handle;
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unshift @ARGV, split(/\s+/, "@args");
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next OPTION;
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}
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# Check booleans
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for my $boopt (@boolO) {
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greg |
2.2 |
if ("$ARGV[0]" =~ ('^' . $boopt . '[-+01tfynTFYN]$')) {
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push @rtraceA, $ARGV[0];
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greg |
2.1 |
push @rpictA, shift(@ARGV);
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next OPTION;
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}
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}
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# Check view options
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if (defined $vwraysC{$ARGV[0]}) {
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greg |
2.2 |
push @vwraysA, $ARGV[0];
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greg |
2.1 |
my $isvopt = ("$ARGV[0]" =~ /^-v/);
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greg |
2.2 |
push(@vwrightA, $ARGV[0]) if ($isvopt);
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greg |
2.1 |
push @rpictA, shift(@ARGV);
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greg |
2.2 |
for (my $i = $vwraysC{$rpictA[-1]}; $i-- > 0; ) {
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push @vwraysA, $ARGV[0];
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push(@vwrightA, $ARGV[0]) if ($isvopt);
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greg |
2.1 |
push @rpictA, shift(@ARGV);
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}
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next OPTION;
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}
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# Check rtrace options
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if (defined $rtraceC{$ARGV[0]}) {
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greg |
2.2 |
push @rtraceA, $ARGV[0];
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greg |
2.1 |
push @rpictA, shift(@ARGV);
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greg |
2.2 |
for (my $i = $rtraceC{$rpictA[-1]}; $i-- > 0; ) {
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push @rtraceA, $ARGV[0];
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greg |
2.1 |
push @rpictA, shift(@ARGV);
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}
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next OPTION;
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}
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greg |
2.2 |
# Check options to ignore
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if (defined $ignoreC{$ARGV[0]}) {
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push @rpictA, shift(@ARGV);
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for (my $i = $ignoreC{$rpictA[-1]}; $i-- > 0; ) {
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push @rpictA, shift(@ARGV);
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}
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greg |
2.1 |
next OPTION;
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}
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# Check for output file or number of processes
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if ("$ARGV[0]" eq "-o") {
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shift @ARGV;
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$outpic = shift(@ARGV);
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greg |
2.5 |
} elsif ("$ARGV[0]" eq "-z") {
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push @rpictA, shift(@ARGV);
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$outzbf = $ARGV[0];
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push @rpictA, shift(@ARGV);
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greg |
2.1 |
} elsif ("$ARGV[0]" eq "-n") {
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shift @ARGV;
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$nprocs = shift(@ARGV);
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} else {
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greg |
2.2 |
die "Unsupported option: " . $ARGV[0] . "\n";
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greg |
2.1 |
}
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}
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die "Number of processes must be positive" if ($nprocs <= 0);
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greg |
2.4 |
if (defined $outpic) { # redirect output?
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die "File '$outpic' already exists\n" if (-e $outpic);
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greg |
2.1 |
open STDOUT, '>', "$outpic";
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}
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if ($nprocs == 1) { # may as well run rpict?
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greg |
2.2 |
push(@rpictA, $ARGV[0]) if ($#ARGV == 0);
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greg |
2.1 |
exec @rpictA ;
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}
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greg |
2.5 |
push @rtraceA, ("-n", "$nprocs");
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greg |
2.1 |
die "Need single octree argument\n" if ($#ARGV != 0);
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greg |
2.5 |
my $oct = $ARGV[0];
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my $view = `@vwrightA 0`;
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my @res = split(/\s/, `@vwraysA -d`);
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if (defined $outzbf) { # generating depth buffer?
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my $tres = "/tmp/rtp$$";
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system "@vwraysA | @rtraceA -fff -ovl $res[4] $oct > $tres" || exit 1;
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system( q{getinfo -c rcalc -if4 -of -e '$1=$1;$2=$2;$3=$3' < } .
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"$tres | pvalue -r -df -Y $res[3] +X $res[1] | " .
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"getinfo -a 'VIEW=$view'" );
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system( "getinfo - < $tres | rcalc -if4 -of > $outzbf" . q{ -e '$1=$4'} );
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unlink $tres;
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exit;
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}
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# no depth buffer, so simpler
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exec "@vwraysA | @rtraceA -ffc @res $oct | getinfo -a 'VIEW=$view'";
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