debug maps

1 files changed, 24 insertions, 0 deletions

diff --git a/maps/mapprint.py b/maps/mapprint.py
new file mode 100755
index 0000000..4b56db6
--- /dev/null
+++ b/maps/mapprint.py
@@ -0,0 +1,24 @@
+import sys
+from struct import unpack
+
+def mapprint(filename):
+  file = open(filename, 'rb')
+  contents = file.read()
+  file.close()
+
+  width, height = unpack('>HH', contents[0:4])
+
+  for y in range(height):
+    for x in range(width):
+      nibble = x + y * width
+      byte = int(nibble / 2)
+      shift = byte * 2 - nibble + 1
+      num = (contents[4 + byte] & (0xf << 4 * shift)) >> 4 * shift
+      print(" ─│┘──└┴│┐│┤┌┬├┼"[num], end='')
+    print("\n", end='')
+
+if __name__ == "__main__":
+  if len(sys.argv) > 1:
+    mapprint(sys.argv[1])
+  else:
+    exit(1)