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#!/usr/local/bin/perl
use PGPLOT;
print "\n\nTesting perl function passing to pgconx...\n\n";
print "PGPLOT module version $PGPLOT::VERSION\n\n";
pgqinf("VERSION",$val,$len);
print "PGPLOT $val library\n\n";
# Read in image (int*2 raw byte array)
$img="";
open(IMG,"test.img") || die "Data file test.img not found";
if($^O =~ /mswin32/i) {binmode(IMG)}
read(IMG, $img, 32768);
close(IMG) or die "Can't close test.img: $!";
print length($img)," bytes read\n";
@image = unpack("n*",$img);
print $#image+1," element image stored\n";
$dev = "?" unless defined $dev;
pgbegin(0,$dev,1,1);
print "Plotting...\n";
pgsci(3);
pgwnad(1,128,1,128);
pgbox("BCNST",0,0,"BCNST",0,0);
pglabel("X","Y","Dropped Galaxy");
pgsci(5); pgsls(1);
@cont = (-1,1000,2000,3000,4000,5000);
pgsci(5);
pgconx(\@image, 128, 128, 1,128,1,128, \@cont, 6, "squashplot");
pgwnad(0,1000,0,1000);
$len=1; # -w fudge
pgend;
sub squashplot {
my ($visible,$x,$y,$z) = @_;
$xworld = $x*$x/128;
$yworld = $y*$y/128;
if ($visible) {
pgdraw($xworld,$yworld);
}else{
pgmove($xworld,$yworld);
}
}
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