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function to find most text addresses
This commit is contained in:
Bryan Bishop
parent
8cfa4bee12
commit
550ca496d6
@ -467,6 +467,110 @@ def parse_text_at2(address, count=10):
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output += "\n"
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return output
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def find_all_text_pointers_in_script_engine_script(script, bank):
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"""returns a list of text pointers
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based on each script-engine script command"""
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#TODO: recursively follow any jumps in the script
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if script == None: return []
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addresses = set()
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for (k, command) in script.items():
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if command["type"] == 0x4B:
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addresses.add(command["pointer"])
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elif command["type"] == 0x4C:
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addresses.add(command["pointer"])
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elif command["type"] == 0x51:
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addresses.add(command["text_pointer"])
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elif command["type"] == 0x53:
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addresses.add(command["text_pointer"])
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elif command["type"] == 0x64:
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addresses.add(command["won_pointer"])
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addresses.add(command["lost_pointer"])
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return addresses
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def find_text_addresses():
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"""returns a list of text pointers
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useful for testing parse_text_engine_script_at
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Note that this list is not exhaustive. There are some texts that
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are only pointed to from some script that a current script just
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points to. So find_all_text_pointers_in_script_engine_script will
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have to recursively follow through each script to find those.
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"""
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addresses = set()
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#for each map group
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for map_group in map_names:
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#for each map id
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for map_id in map_names[map_group]:
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#skip the offset key
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if map_id == "offset": continue
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#dump this into smap
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smap = map_names[map_group][map_id]
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#signposts
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signposts = smap["signposts"]
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#for each signpost
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for signpost in signposts:
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#dump this into script
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script = signpost["script"]
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#skip signposts with no bytes
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if len(script) == 0: continue
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#find all text pointers in script
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texts = find_all_text_pointers_in_script_engine_script(script, smap["event_bank"])
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#dump these addresses in
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addresses.update(texts)
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#xy triggers
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xy_triggers = smap["xy_triggers"]
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#for each xy trigger
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for xy_trigger in xy_triggers:
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#dump this into script
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script = xy_trigger["script"]
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#find all text pointers in script
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texts = find_all_text_pointers_in_script_engine_script(script, smap["event_bank"])
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#dump these addresses in
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addresses.update(texts)
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#trigger scripts
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triggers = smap["trigger_scripts"]
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#for each trigger
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for (i, trigger) in triggers.items():
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#dump this into script
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script = trigger["script"]
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#find all text pointers in script
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texts = find_all_text_pointers_in_script_engine_script(script, calculate_bank(trigger["address"]))
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#dump these addresses in
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addresses.update(texts)
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#callback scripts
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callbacks = smap["callback_scripts"]
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#for each callback
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for (k, callback) in callbacks.items():
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#dump this into script
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script = callback["script"]
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#find all text pointers in script
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texts = find_all_text_pointers_in_script_engine_script(script, calculate_bank(callback["address"]))
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#dump these addresses in
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addresses.update(texts)
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#people-events
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events = smap["people_events"]
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#for each event
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for event in events:
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if event["event_type"] == "script":
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#dump this into script
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script = event["script"]
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#find all text pointers in script
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texts = find_all_text_pointers_in_script_engine_script(script, smap["event_bank"])
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#dump these addresses in
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addresses.update(texts)
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if event["event_type"] == "trainer":
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trainer_data = event["trainer_data"]
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addresses.update([trainer_data["text_when_seen_ptr"]])
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addresses.update([trainer_data["text_when_trainer_beaten_ptr"]])
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trainer_bank = calculate_bank(event["trainer_data_address"])
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script1 = trainer_data["script_talk_again"]
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texts1 = find_all_text_pointers_in_script_engine_script(script1, trainer_bank)
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addresses.update(texts1)
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script2 = trainer_data["script_when_lost"]
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texts2 = find_all_text_pointers_in_script_engine_script(script2, trainer_bank)
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addresses.update(texts2)
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return addresses
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def parse_text_engine_script_at(address, map_group=None, map_id=None, debug=True):
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return {}
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@ -2802,16 +2906,22 @@ def parse_trainer_header_at(address, map_group=None, map_id=None):
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text_when_seen = parse_text_engine_script_at(text_when_seen_ptr, map_group=map_group, map_id=map_id)
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text_when_trainer_beaten_ptr = calculate_pointer_from_bytes_at(address+5, bank=bank)
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text_when_trainer_beaten = parse_text_engine_script_at(text_when_trainer_beaten_ptr, map_group=map_group, map_id=map_id)
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if [ord(rom[address+7]), ord(rom[address+8])] == [0, 0]:
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script_when_lost_ptr = 0
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script_when_lost = None
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else:
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print "parsing script-when-lost"
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script_when_lost_ptr = calculate_pointer_from_bytes_at(address+7, bank=bank)
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script_when_lost = None #parse_script_engine_script_at(script_when_lost_ptr, map_group=map_group, map_id=map_id)
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script_when_lost = None
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#if script_when_lost_ptr > 0x4000:
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# script_when_lost = parse_script_engine_script_at(script_when_lost_ptr, map_group=map_group, map_id=map_id)
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print "parsing script-talk-again" #or is this a text?
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script_talk_again_ptr = calculate_pointer_from_bytes_at(address+9, bank=bank)
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script_talk_again = None #parse_script_engine_script_at(script_talk_again_ptr, map_group=map_group, map_id=map_id)
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script_talk_again = None
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#if script_talk_again_ptr > 0x4000:
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# script_talk_again = parse_script_engine_script_at(script_talk_again_ptr, map_group=map_group, map_id=map_id)
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return {
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"bit_number": bit_number,
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@ -2904,8 +3014,7 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
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"trainer_data_address": ptr_address,
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"trainer_data": parsed_trainer,
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}
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#XXX not sure what's going on here
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#bit no. of bit table 1 (hidden if set)
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#note: FFFF for none
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@ -2933,6 +3042,10 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
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#"text_bank": text_bank, #script pointer byte 2
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"when_byte": when_byte, #bit no. of bit table 1 (hidden if set)
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"hide": hide, #note: FFFF for none
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"is_trainer": is_trainer,
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"is_regular_script": is_regular_script,
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"is_give_item": is_give_item,
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}
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people_event.update(extra_portion)
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people_events.append(people_event)
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