function to find most text addresses

This commit is contained in:
Bryan Bishop 2012-03-13 16:01:52 -05:00
parent 8cfa4bee12
commit 550ca496d6

View File

@ -467,6 +467,110 @@ def parse_text_at2(address, count=10):
output += "\n"
return output
def find_all_text_pointers_in_script_engine_script(script, bank):
"""returns a list of text pointers
based on each script-engine script command"""
#TODO: recursively follow any jumps in the script
if script == None: return []
addresses = set()
for (k, command) in script.items():
if command["type"] == 0x4B:
addresses.add(command["pointer"])
elif command["type"] == 0x4C:
addresses.add(command["pointer"])
elif command["type"] == 0x51:
addresses.add(command["text_pointer"])
elif command["type"] == 0x53:
addresses.add(command["text_pointer"])
elif command["type"] == 0x64:
addresses.add(command["won_pointer"])
addresses.add(command["lost_pointer"])
return addresses
def find_text_addresses():
"""returns a list of text pointers
useful for testing parse_text_engine_script_at
Note that this list is not exhaustive. There are some texts that
are only pointed to from some script that a current script just
points to. So find_all_text_pointers_in_script_engine_script will
have to recursively follow through each script to find those.
"""
addresses = set()
#for each map group
for map_group in map_names:
#for each map id
for map_id in map_names[map_group]:
#skip the offset key
if map_id == "offset": continue
#dump this into smap
smap = map_names[map_group][map_id]
#signposts
signposts = smap["signposts"]
#for each signpost
for signpost in signposts:
#dump this into script
script = signpost["script"]
#skip signposts with no bytes
if len(script) == 0: continue
#find all text pointers in script
texts = find_all_text_pointers_in_script_engine_script(script, smap["event_bank"])
#dump these addresses in
addresses.update(texts)
#xy triggers
xy_triggers = smap["xy_triggers"]
#for each xy trigger
for xy_trigger in xy_triggers:
#dump this into script
script = xy_trigger["script"]
#find all text pointers in script
texts = find_all_text_pointers_in_script_engine_script(script, smap["event_bank"])
#dump these addresses in
addresses.update(texts)
#trigger scripts
triggers = smap["trigger_scripts"]
#for each trigger
for (i, trigger) in triggers.items():
#dump this into script
script = trigger["script"]
#find all text pointers in script
texts = find_all_text_pointers_in_script_engine_script(script, calculate_bank(trigger["address"]))
#dump these addresses in
addresses.update(texts)
#callback scripts
callbacks = smap["callback_scripts"]
#for each callback
for (k, callback) in callbacks.items():
#dump this into script
script = callback["script"]
#find all text pointers in script
texts = find_all_text_pointers_in_script_engine_script(script, calculate_bank(callback["address"]))
#dump these addresses in
addresses.update(texts)
#people-events
events = smap["people_events"]
#for each event
for event in events:
if event["event_type"] == "script":
#dump this into script
script = event["script"]
#find all text pointers in script
texts = find_all_text_pointers_in_script_engine_script(script, smap["event_bank"])
#dump these addresses in
addresses.update(texts)
if event["event_type"] == "trainer":
trainer_data = event["trainer_data"]
addresses.update([trainer_data["text_when_seen_ptr"]])
addresses.update([trainer_data["text_when_trainer_beaten_ptr"]])
trainer_bank = calculate_bank(event["trainer_data_address"])
script1 = trainer_data["script_talk_again"]
texts1 = find_all_text_pointers_in_script_engine_script(script1, trainer_bank)
addresses.update(texts1)
script2 = trainer_data["script_when_lost"]
texts2 = find_all_text_pointers_in_script_engine_script(script2, trainer_bank)
addresses.update(texts2)
return addresses
def parse_text_engine_script_at(address, map_group=None, map_id=None, debug=True):
return {}
@ -2802,16 +2906,22 @@ def parse_trainer_header_at(address, map_group=None, map_id=None):
text_when_seen = parse_text_engine_script_at(text_when_seen_ptr, map_group=map_group, map_id=map_id)
text_when_trainer_beaten_ptr = calculate_pointer_from_bytes_at(address+5, bank=bank)
text_when_trainer_beaten = parse_text_engine_script_at(text_when_trainer_beaten_ptr, map_group=map_group, map_id=map_id)
if [ord(rom[address+7]), ord(rom[address+8])] == [0, 0]:
script_when_lost_ptr = 0
script_when_lost = None
else:
print "parsing script-when-lost"
script_when_lost_ptr = calculate_pointer_from_bytes_at(address+7, bank=bank)
script_when_lost = None #parse_script_engine_script_at(script_when_lost_ptr, map_group=map_group, map_id=map_id)
script_when_lost = None
#if script_when_lost_ptr > 0x4000:
# script_when_lost = parse_script_engine_script_at(script_when_lost_ptr, map_group=map_group, map_id=map_id)
print "parsing script-talk-again" #or is this a text?
script_talk_again_ptr = calculate_pointer_from_bytes_at(address+9, bank=bank)
script_talk_again = None #parse_script_engine_script_at(script_talk_again_ptr, map_group=map_group, map_id=map_id)
script_talk_again = None
#if script_talk_again_ptr > 0x4000:
# script_talk_again = parse_script_engine_script_at(script_talk_again_ptr, map_group=map_group, map_id=map_id)
return {
"bit_number": bit_number,
@ -2905,7 +3015,6 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
"trainer_data": parsed_trainer,
}
#XXX not sure what's going on here
#bit no. of bit table 1 (hidden if set)
#note: FFFF for none
@ -2933,6 +3042,10 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
#"text_bank": text_bank, #script pointer byte 2
"when_byte": when_byte, #bit no. of bit table 1 (hidden if set)
"hide": hide, #note: FFFF for none
"is_trainer": is_trainer,
"is_regular_script": is_regular_script,
"is_give_item": is_give_item,
}
people_event.update(extra_portion)
people_events.append(people_event)