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fix pointer calculation in analyze_texts

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hg-commit-id: 13e532bc6ca5
This commit is contained in:
Bryan Bishop 2012-01-06 12:20:46 -06:00
parent 6a8582e61f
commit f1054129e2
1 changed files with 25 additions and 10 deletions
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35
extras/analyze_texts.py
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@ -5,6 +5,7 @@
import extract_maps
from pretty_map_headers import map_name_cleaner
from operator import itemgetter
debug = False #set to True to increase logging output
#how many times is each command byte called?
totals = {}
@ -25,11 +26,15 @@ def how_many_until(byte, starting):
index = extract_maps.rom.find(byte, starting)
return index-starting
def parse_text_script(text_pointer):
def print_command_debug_info(command_byte, text_id, text_pointer, map_id):
if debug:
print "byte is " + str(command_byte) + " on text #" + str(text_id) + " at " + hex(text_pointer) + " on map " + str(map_id) + " (" + extract_maps.map_headers[map_id]["name"] + ")"
def parse_text_script(text_pointer, text_id, map_id):
global total_text_commands
offset = text_pointer
commands = {}
command_counter = 0
global total_text_commands
end = False
while not end:
@ -37,6 +42,8 @@ def parse_text_script(text_pointer):
command_byte = ord(extract_maps.rom[offset])
if command_byte == 0:
print_command_debug_info(command_byte, text_id, text_pointer, map_id)
#read until $57
jump = how_many_until(str(57), offset)
end_address = offset + jump
@ -50,8 +57,11 @@ def parse_text_script(text_pointer):
offset += end_address + 1
if not 0x0 in totals.keys(): totals[0x0] = 1
else: totals[0x0] += 1
total_text_commands += 1
end = True
elif command_byte == 0x17:
print_command_debug_info(command_byte, text_id, text_pointer, map_id)
#TX_FAR [pointer][bank]
pointer_byte1 = ord(extract_maps.rom[offset+1])
pointer_byte2 = ord(extract_maps.rom[offset+2])
@ -69,18 +79,16 @@ def parse_text_script(text_pointer):
offset += 3
if not 0x17 in totals.keys(): totals[0x17] = 1
else: totals[0x17] += 1
total_text_commands += 1
end = True
else:
if not command_byte in totals.keys(): totals[command_byte] = 1
else: totals[command_byte] += 1
total_text_commands += 1
end = True
break
commands[command_counter] = command
command_counter += 1
total_text_commands += len(commands)
return commands
def analyze_texts():
@ -94,11 +102,13 @@ def analyze_texts():
referenced_texts = map2["referenced_texts"]
should_be_total += len(referenced_texts)
texts_pointer = int(map2["texts_pointer"], 16)
#print "Checking texts on... map_id=" + str(map_id) + " and len(referenced_texts)=" + str(len(referenced_texts))
for text_id in referenced_texts:
#print "Working on map id=" + str(map2["id"]) + " and text id=" + str(text_id)
text_pointer = get_text_pointer(texts_pointer, text_id)
commands = parse_text_script(text_pointer)
text_pointer = extract_maps.calculate_pointer(text_pointer, int(map2["bank"], 16))
commands = parse_text_script(text_pointer, text_id, map_id)
map2["texts"][text_id] = commands
texts[map_id] = map2["texts"]
@ -112,7 +122,12 @@ if __name__ == "__main__":
print analyze_texts()
print "\n\n---- stats ----\n\n"
popular_text_commands = sorted(totals.iteritems(), key=itemgetter(1), reverse=True)
print "popular text commands: " + str(popular_text_commands)
#convert the first values (command byte) to hex
for popular_item in popular_text_commands:
print hex(popular_item[0]) + " was used " + str(popular_item[1]) + " times."
#print "popular text commands: " + str(popular_text_commands)
print "total text commands: " + str(total_text_commands)
print "total text scripts: " + str(should_be_total)