reversing x dimension

string-bitmap.rb

@@ -26,7 +26,7 @@
 puts data.length.to_s + "," + data[0].length.to_s
 img = Magick::Image.new(data.length, data[0].length)
 
-data.each_with_index do |row, row_index|
+data.reverse.each_with_index do |row, row_index|
   row = row.reverse unless row_index.odd?
   row.each_with_index do |item, column_index|
     #puts "setting #{row_index}/#{column_index} to #{item}"

string-generate-test.rb

@@ -0,0 +1,23 @@
+require 'rubygems'
+require 'RMagick'
+
+f = File.new(ARGV[0], "r")
+
+data = Array.new
+
+max = 0
+min = 999
+
+120.times do
+  data_col = Array.new
+  if col[0] != 60 # if it's not the line number <#>
+    # check for trailing comma, remove it:
+    col = col[0..-4] if col[-3] == 44
+    col.split(',').each do |cell|
+      data_col << cell
+      max = cell.to_f if cell.to_f > max
+      min = cell.to_f if cell.to_f < min
+    end
+    data << data_col
+  end
+end