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analyze_text now works with TX_FAR

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hg-commit-id: a32cf6cdc6f2
This commit is contained in:
Bryan Bishop 2012-01-06 14:23:12 -06:00
parent f1054129e2
commit 242a02aaa7
2 changed files with 75 additions and 18 deletions
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89
extras/analyze_texts.py
View file

@ -5,6 +5,7 @@
import extract_maps
from pretty_map_headers import map_name_cleaner
from operator import itemgetter
import sys
debug = False #set to True to increase logging output
#how many times is each command byte called?
@ -30,6 +31,32 @@ 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 add_command_byte_to_totals(byte):
global totals
if not byte in totals.keys(): totals[byte] = 1
else: totals[byte] += 1
def process_00_subcommands(start_address, end_address):
"""split this text up into multiple lines
based on subcommands ending each line"""
lines = {}
subsection = extract_maps.rom[start_address:end_address]
line_count = 0
current_line = []
for pbyte in subsection:
byte = ord(pbyte)
current_line.append(hex(byte))
if byte == 0x4f or byte == 0x51 or byte == 0x55:
lines[line_count] = current_line
current_line = []
line_count += 1
#don't forget the last line
lines[line_count] = current_line
line_count += 1
return lines
def parse_text_script(text_pointer, text_id, map_id):
global total_text_commands
offset = text_pointer
@ -41,27 +68,29 @@ def parse_text_script(text_pointer, text_id, map_id):
command = {}
command_byte = ord(extract_maps.rom[offset])
print_command_debug_info(command_byte, text_id, text_pointer, map_id)
if command_byte == 0:
print_command_debug_info(command_byte, text_id, text_pointer, map_id)
#read until $57, $50 or $58
jump57 = how_many_until(chr(0x57), offset)
jump50 = how_many_until(chr(0x50), offset)
jump58 = how_many_until(chr(0x58), offset)
#whichever command comes first
jump = min([jump57, jump50, jump58])
#read until $57
jump = how_many_until(str(57), offset)
end_address = offset + jump
end_address = offset + jump - 1 #we want the address before $57
command = {"type": command_byte,
"start_address": offset,
"end_address": end_address,
"size": jump,
"lines": process_00_subcommands(offset+1, end_address),
}
offset += end_address + 1
offset += jump
if not 0x0 in totals.keys(): totals[0x0] = 1
else: totals[0x0] += 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])
@ -73,17 +102,28 @@ def parse_text_script(text_pointer, text_id, map_id):
command = {"type": command_byte,
"start_address": offset,
"end_address": offset + 3,
"pointer": pointer,
"pointer": pointer, #parameter
}
offset += 3
if not 0x17 in totals.keys(): totals[0x17] = 1
else: totals[0x17] += 1
offset += 3 + 1
add_command_byte_to_totals(0x17)
elif command_byte == 0x50 or command_byte == 0x57 or command_byte == 0x58: #end text
command = {"type": command_byte,
"start_address": offset,
"end_address": offset,
}
add_command_byte_to_totals(command_byte)
#this byte simply indicates to end the script
end = True
else:
if not command_byte in totals.keys(): totals[command_byte] = 1
else: totals[command_byte] += 1
add_command_byte_to_totals(command_byte)
if len(commands) > 0:
print "Unknown text command " + hex(command_byte) + " at " + hex(offset) + ", script began with " + hex(commands[0]["type"])
#print "Unknown text command at " + hex(offset)
#end at the first unknown command
end = True
commands[command_counter] = command
@ -109,6 +149,22 @@ def analyze_texts():
text_pointer = get_text_pointer(texts_pointer, text_id)
text_pointer = extract_maps.calculate_pointer(text_pointer, int(map2["bank"], 16))
commands = parse_text_script(text_pointer, text_id, map_id)
#process TX_FARs
for command_id in commands:
#skip commands starting with an unknown command byte
if len(commands[command_id]) == 0: continue
if commands[command_id]["type"] == 0x17:
TX_FAR = parse_text_script(commands[command_id]["pointer"], text_id, map_id)
if len(TX_FAR.keys()) > 0:
print "TX_FAR object: " + str(TX_FAR)
print TX_FAR[TX_FAR.keys()[0]]
print "processing a TX_FAR at " + hex(commands[command_id]["pointer"]) + "... first byte is: " + str(ord(extract_maps.rom[commands[command_id]["pointer"]])) + " .. offset: " + hex(commands[command_id]["pointer"])
#sys.exit(0)
commands[command_id]["TX_FAR"] = TX_FAR
#map2["texts"][text_id][command_id]["TX_FAR"] = parse_text_script(command["pointer"], text_id, map_id)
map2["texts"][text_id] = commands
texts[map_id] = map2["texts"]
@ -119,7 +175,8 @@ if __name__ == "__main__":
extract_maps.load_rom()
extract_maps.load_map_pointers()
extract_maps.read_all_map_headers()
print analyze_texts()
text_output = analyze_texts()
#print text_output
print "\n\n---- stats ----\n\n"

4
pokered.asm
View file

@ -5646,8 +5646,8 @@ OakWalksUpText:
TX_FAR _OakWalksUpText
db "@"
PalletTownText2: ; girl
TX_FAR _PalletTownText2
PalletTownText2: ; girl 0x18fd3
TX_FAR _PalletTownText2 ; dc 42 29 pointing to 0xa42dc
db "@"
PalletTownText3: ; fat man