map_block_dumper - create these .blk files

TODO: spit out new INCBIN lines to take advantage of these files.

hg-commit-id: f06654f42d78

extras/map_block_dumper.py

@@ -0,0 +1,46 @@
+#!/usr/bin/python
+#author: Bryan Bishop <kanzure@gmail.com>
+#date: 2012-01-03
+#purpose: extract .blk files from baserom.gbc
+import extract_maps #rom, assert_rom, load_rom, calculate_pointer, load_map_pointers, read_all_map_headers, map_headers
+from pretty_map_headers import map_name_cleaner
+from analyze_incbins import offset_to_pointer
+import sys
+
+def extract_map_block_data(map_id, savefile=True):
+    map = extract_maps.map_headers[map_id]
+    if map["name"] == "FREEZE": return #skip this one
+
+    blocksdata_pointer = int(map["map_pointer"], 16)
+
+    y = int(map["y"], 16)
+    x = int(map["x"], 16)
+    size = x*y
+    
+    #fetch the data from the rom
+    blocksdata = extract_maps.rom[blocksdata_pointer:blocksdata_pointer+size]
+
+    #clean up the filename and label (for pokered.asm)
+    cleaned_name = map_name_cleaner(map["name"], None)
+    label_text = cleaned_name.replace("_h", "Blocks")
+    filename = cleaned_name.replace("_h", "").lower()
+
+    if savefile:
+        print "Saving ../maps/" + filename + ".blk for map id=" + str(map_id)
+        fh = open("../maps/" + filename + ".blk", "w")
+        fh.write(blocksdata)
+        fh.close()
+
+def get_all_map_blockdata():
+    for map in extract_maps.map_headers.keys():
+        extract_map_block_data(map)
+
+if __name__ == "__main__":
+    #load map headers
+    extract_maps.load_rom()
+    extract_maps.load_map_pointers()
+    extract_maps.read_all_map_headers()
+
+    #extract_map_block_data(0)
+    get_all_map_blockdata()
+