shithub: pokered

--- a/extras/extract_maps.py

+++ b/extras/extract_maps.py

@@ -549,6 +549,21 @@

     return size

+def get_direction(connection_byte, connection_id):

+    """given a connection byte and a connection id, which direction is this connection?

+    the 0th connection of $5 is SOUTH and the 1st connection is EAST"""

+    connection_options = [0b1000, 0b0100, 0b0010, 0b0001]

+    results = ["NORTH", "SOUTH", "WEST", "EAST"]

+    for option in connection_options:

+        if (option & connection_byte) == 0:

+            results[connection_options.index(option)] = ""

+    #prune results

+    while "" in results:

+        results.remove("")

+    print results

+    print "connection_id is: " + str(connection_id) + " and byte is: " + hex(connection_byte)

+    return results[connection_id]

 def read_map_header(address, bank):

     address = int(address, base)

     bank = int(bank, base)

@@ -608,6 +623,7 @@

             base_connection_address = address + 10 + (11 * connection)

             connection_bytes = rom[base_connection_address : base_connection_address + 11]

             connection_data = read_connection_bytes(connection_bytes, bank)

+            connection_data["direction"] = get_direction(connection_byte, connection)

             connections[connection] = connection_data

@@ -654,6 +670,7 @@

     if len(map_pointers) == 0: load_map_pointers()

     for map_id in map_pointers.keys():

+        if map_id in bad_maps: continue

         map2 = map_pointers[map_id]

         map_header = read_map_header(map2["address"], map2["bank"])