forgot to add back -l 9

compare-variants

@@ -0,0 +1,50 @@
+#!/bin/env ruby
+
+configs = [
+    [:master, '-b'],
+    [:z80, '-b'],
+    [:z80, ['-b', '-r']],
+    ['old-prob-update', '-b']
+]
+
+files = Dir[ARGV[0] + '/*'].select {|f| !(f =~ /\.txt$/) }
+short_names = files.map {|f| File.basename(f)[..16] }
+results = []
+
+def print_results(configs, names, results)
+    configs.each_with_index do |config, i|
+        printf "%d: %s\n", i + 1, config
+    end
+    
+    print '                '
+    configs.each_index do |i|
+        printf "  %-4d", i + 1
+    end
+    puts
+    names.each_with_index do |name, i|
+        printf "%16s", name
+        for res in results
+            res = res[i]
+            printf "  %-4s", res if res
+        end
+        puts
+    end
+end
+
+for config in configs
+    raise unless system('git', 'checkout', config[0].to_s)
+    config_results = []
+    results << config_results
+    for file in files
+        if system(*['cargo', 'run', '--release', 'pack', '-l', '9', config[1], file, '/tmp/out.upk'].flatten) &&
+            system(*['cargo', 'run', '--release', 'unpack', config[1], '/tmp/out.upk', '/tmp/out.bin'].flatten) &&
+            File.read(file) == File.read('/tmp/out.bin')
+            size = File.size('/tmp/out.upk')
+            config_results << size
+        else
+            config_results << 'ERR'
+        end
+        print_results(configs, short_names, results)
+    end
+end
+

src/main.rs

@@ -10,12 +10,16 @@ fn main() -> Result<()> {
         Some("pack") => {
             let level = args.opt_value_from_str(["-l", "--level"])?.unwrap_or(2u8);
             let use_bitstream = args.contains(["-b", "--bitstream"]);
+            let reverse = args.contains(["-r", "--reverse"]);
 
             let infile = args.free_from_os_str::<PathBuf, bool>(|s| Ok(s.into()))?;
             let outfile = args.free_from_os_str::<PathBuf, bool>(|s| Ok(s.into()))?;
 
             let mut data = vec![];
             File::open(infile)?.read_to_end(&mut data)?;
+            if reverse {
+                data.reverse();
+            }
 
             let mut pb = pbr::ProgressBar::new(data.len() as u64);
             pb.set_units(pbr::Units::Bytes);
@@ -39,14 +43,18 @@ fn main() -> Result<()> {
         }
         Some("unpack") => {
             let use_bitstream = args.contains(["-b", "--bitstream"]);
+            let reverse = args.contains(["-r", "--reverse"]);
 
             let infile = args.free_from_os_str::<PathBuf, bool>(|s| Ok(s.into()))?;
             let outfile = args.free_from_os_str::<PathBuf, bool>(|s| Ok(s.into()))?;
 
             let mut data = vec![];
             File::open(infile)?.read_to_end(&mut data)?;
-            let packed_data = upkr::unpack(&data, use_bitstream);
-            File::create(outfile)?.write_all(&packed_data)?;
+            let mut unpacked_data = upkr::unpack(&data, use_bitstream);
+            if reverse {
+                unpacked_data.reverse();
+            }
+            File::create(outfile)?.write_all(&unpacked_data)?;
         }
         Some(other) => {
             bail!("Unknown subcommand '{}'", other);