$| = 1; # flush buffers after every write
-$do_demfit = 1;
+$do_dem2node = 1;
$do_triangle_1 = 1;
$do_fixnode = 1;
$do_splittris = 1;
$do_fixobj = 1;
-# return the file name root (ending at last ".")
-sub file_root {
- my($file) = @_;
- my($pos);
-
- $pos = rindex($file, ".");
- return substr($file, 0, $pos);
-}
-
-
# set the FG_ROOT environment variable if it hasn't already been set.
if ( $ENV{FG_ROOT} eq "" ) {
# look for a file called fgtop as a place marker
}
-# 1. Start with file.dem
+if ( $#ARGV < 1 ) {
+ die "Usage: $0 <error^2> dem-file1 [ dem-file2 dem-file3 ... ]\n";
+}
+
+# Start with file.dem
-$dem_file = shift(@ARGV);
$error = shift(@ARGV);
$error += 0.0;
-print "Source file = $dem_file Error tolerance = $error\n";
+while ( $dem_file = shift(@ARGV) ) {
+ print "Source file = $dem_file Error tolerance = $error\n";
-if ( $error < 0.5 ) {
- die "I doubt you'll be happy with an error tolerance as low as $error.\n";
+ if ( $error < 0.5 ) {
+ die "I doubt you'll be happy with an error tolerance as " .
+ "low as $error.\n";
+ }
+
+
+ if ( $do_dem2node ) {
+ dem2node() ;
+ } else {
+ $subdir = "../Scenery/w100n040/w093n045";
+ print "WARNING: Hardcoding subdir = $subdir\n";
+ }
+
+ triangle_1() if ( $do_triangle_1 );
+ fixnode() if ( $do_fixnode );
+ splittris() if ( $do_splittris );
+ assemtris() if ( $do_assemtris );
+ triangle_2() if ( $do_triangle_2);
+ tri2obj() if ( $do_tri2obj );
+ strips() if ( $do_strips );
+ fixobj() if ( $do_fixobj );
}
-# 2. dem2node $FG_ROOT dem_file tolerance^2 (meters)
+
+# exit normally
+exit(0);
+
+
+# fix command to work with windoze, replaces first "/" with "\\"
+sub fix_command {
+ my($in) = @_;
+
+ $system = `uname -s`;
+ chop($system);
+
+ if ( $system =~ m/CYGWIN32/ ) {
+ $in =~ s/\//\\\\/;
+ }
+
+ return($in);
+}
+
+
+# return the file name root (ending at last ".")
+sub file_root {
+ my($file) = @_;
+ my($pos);
+
+ $pos = rindex($file, ".");
+ return substr($file, 0, $pos);
+}
+
+
+# 1. dem2node $FG_ROOT dem_file tolerance^2 (meters)
#
# - dem2node .. dem_file 160000
#
# splits dem file into 64 file.node's which contain the
# irregularly fitted vertices
-if ( $do_demfit ) {
- $command = "./Dem2node/demfit $ENV{FG_ROOT} $dem_file $error";
-
+sub dem2node {
+ if ( $dem_file =~ m/.gz$/ ) {
+ $command = "gzip -dc $dem_file | Dem2node/dem2node $ENV{FG_ROOT} - $error";
+ } else {
+ $command = "Dem2node/dem2node $ENV{FG_ROOT} $dem_file $error";
+ }
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
}
}
close(OUT);
-} else {
- $subdir = "../Scenery/w100n040/w093n045";
- print "WARNING: Hardcoding subdir = $subdir\n";
-}
+}
-# 3. triangle -q file (Takes file.node and produces file.1.node and
+
+# 2. triangle -q file (Takes file.node and produces file.1.node and
# file.1.ele)
print "Subdirectory for this dem file is $subdir\n";
-if ( $do_triangle_1 ) {
+sub triangle_1 {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
print $file;
chop($file);
if ( ($file =~ m/\.node$/) && ($file !~ m/\.\d\.node$/) ) {
- $command = "./Triangle/triangle -q $subdir/$file";
+ $command = "Triangle/triangle -q $subdir/$file";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
}
}
-# 4. fixnode file.dem subdir
+
+# 3. fixnode file.dem subdir
#
# Take the original .dem file (for interpolating Z values) and the
# subdirecotry containing all the file.1.node's and replace with
# fixed file.1.node
-if ( $do_fixnode ) {
- $command = "./FixNode/fixnode $dem_file $subdir";
+sub fixnode {
+ if ( $dem_file =~ m/.gz$/ ) {
+ $command = "gzip -dc $dem_file | FixNode/fixnode - $subdir";
+ } else {
+ $command = "FixNode/fixnode $dem_file $subdir";
+ }
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
# gets to define the edge verticies and normals. All the other
# adjacent tiles must use these.
-if ( $do_splittris ) {
+sub splittris {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
chop($file);
if ( $file =~ m/\.1\.node$/ ) {
$file =~ s/\.node$//; # strip off the ".node"
- $command = "./SplitTris/splittris $subdir/$file";
+ $command = "SplitTris/splittris $subdir/$file";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
# using the proper shared corners and edges. Save as a node file
# so we can retriangulate.
-if ( $do_assemtris ) {
+sub assemtris {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
chop($file);
if ( $file =~ m/\.1\.body$/ ) {
$file =~ s/\.body$//; # strip off the ".body"
- $command = "./AssemTris/assemtris $subdir/$file";
+ $command = "AssemTris/assemtris $subdir/$file";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
# 4.3 Retriangulate reassembled files (without -q option) so no new
# nodes are generated.
-if ( $do_triangle_2 ) {
+sub triangle_2 {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
print $file;
chop($file);
if ( ($file =~ m/\.node$/) && ($file !~ m/\.\d\.node$/) ) {
- $command = "./Triangle/triangle $subdir/$file";
+ $command = "Triangle/triangle $subdir/$file";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
# the gaps between tiles eliminated, but the colors and lighting
# transition smoothly across tile boundaries.
-if ( $do_tri2obj ) {
+sub tri2obj {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
chop($file);
if ( $file =~ m/\.1\.node$/ ) {
$file =~ s/\.node$//; # strip off the ".node"
- $command = "./Tri2obj/tri2obj $subdir/$file";
+ $command = "Tri2obj/tri2obj $subdir/$file";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
#
# strips produces a file called "bands.d" ... copy this to file.2.obj
-if ( $do_strips ) {
+sub strips {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
chop($file);
if ( $file =~ m/\.1\.obj$/ ) {
- $command = "./Stripe_u/strips $subdir/$file";
+ $command = "Stripe_u/strips $subdir/$file";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
#
# Sort file.2.obj by strip winding
-if ( $do_fixobj ) {
+sub fixobj {
@FILES = `ls $subdir`;
foreach $file ( @FILES ) {
chop($file);
$newfile = $file;
$newfile =~ s/\.2\.obj$/.obj/;
- $command = "./FixObj/fixobj $subdir/$file $subdir/$newfile";
+ $command = "FixObj/fixobj $subdir/$file $subdir/$newfile";
+ $command = fix_command($command);
print "Running '$command'\n";
open(OUT, "$command |");
while ( <OUT> ) {
#---------------------------------------------------------------------------
# $Log$
+# Revision 1.15 1998/04/08 23:24:07 curt
+# Adopted Gnu automake/autoconf system.
+#
+# Revision 1.14 1998/04/06 21:09:38 curt
+# Additional win32 support.
+# Fixed a bad bug in dem file parsing that was causing the output to be
+# flipped about x = y.
+#
+# Revision 1.13 1998/03/19 02:52:52 curt
+# Updated to reflect some minor tool reorganization and the creation of class
+# to handle DEM processing needs.
+#
+# Revision 1.12 1998/03/19 01:48:35 curt
+# Added gpc-2.01 (generic polygon clipping library)
+#
+# Revision 1.11 1998/03/03 03:36:57 curt
+# Cumulative tweaks.
+#
+# Revision 1.10 1998/02/01 03:42:26 curt
+# Modifications to handle compressed dem files.
+#
# Revision 1.9 1998/01/27 18:36:54 curt
# Lots of updates to get back in sync with changes made over in .../Src/
#