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trainer headers
This commit is contained in:
Bryan Bishop
parent
0a7278c144
commit
873b07dcf9
@ -375,6 +375,8 @@ def calculate_pointer_from_bytes_at(address, bank=False):
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bank = calculate_bank(address)
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elif bank == "reverse" or bank == "reversed":
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bank = ord(rom[address+2])
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elif type(bank) == int:
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pass
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else:
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raise "bad bank given to calculate_pointer_from_bytes_at"
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byte1 = ord(rom[address])
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@ -410,7 +412,7 @@ def command_debug_information(command_byte=None, map_group=None, map_id=None, ad
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#info1 += " long_info: " + long_info
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return info1
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def parse_text_engine_script_at(address):
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def parse_text_engine_script_at(address, map_group=None, map_id=None):
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"""parses a text-engine script ("in-text scripts")
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http://hax.iimarck.us/files/scriptingcodes_eng.htm#InText
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"""
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@ -2538,6 +2540,56 @@ def parse_signpost_bytes(some_bytes, bank=None, map_group=None, map_id=None):
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"script": script,
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})
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return signposts
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def parse_trainer_header_at(address, map_group=None, map_id=None):
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"""
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[Bit no. (2byte)][Trainer group][Trainer]
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[2byte pointer to Text when seen]
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[2byte pointer to text when trainer beaten]
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[2byte pointer to script when lost (0000=Blackout)]
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[2byte pointer to script if won/talked to again]
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The bit number tell the game later on if the trainer has been
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beaten already (bit = 1) or not (bit = 0). All Bit number of BitTable1.
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03 = Nothing
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04 = Nothing
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05 = Nothing
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06 = Nothing
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"""
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bank = calculate_bank(address)
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bytes = rom_interval(address, 12, strings=False)
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bit_number = bytes[0]
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trainer_group = bytes[1]
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trainer_id = bytes[2]
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text_when_seen_ptr = calculate_pointer_from_bytes_at(address+3, bank=bank)
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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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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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return {
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"bit_number": bit_number,
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"trainer_group": trainer_group,
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"trainer_id": trainer_id,
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"text_when_seen_ptr": text_when_seen_ptr,
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"text_when_seen": text_when_seen,
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"text_when_trainer_beaten_ptr": text_when_trainer_beaten_ptr,
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"text_when_trainer_beaten": text_when_trainer_beaten,
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"script_when_lost_ptr": script_when_lost_ptr,
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"script_when_lost": script_when_lost,
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"script_talk_again_ptr": script_talk_again_ptr,
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"script_talk_again": script_talk_again,
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}
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def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=None): #max of 14 people per map?
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"""parse some number of people-events from the data
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see http://hax.iimarck.us/files/scriptingcodes_eng.htm#Scripthdr
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@ -2568,20 +2620,54 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
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color_function_byte = int(bytes[7], 16) #Color|Function
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trainer_sight_range = int(bytes[8], 16)
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lower_bits = color_function_byte & 0xF
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#lower_bits_high = lower_bits >> 2
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#lower_bits_low = lower_bits & 3
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higher_bits = color_function_byte >> 4
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#higher_bits_high = higher_bits >> 2
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#higher_bits_low = higher_bits & 3
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is_regular_script = lower_bits == 00
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#pointer points to script
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is_give_item = lower_bits == 01
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#pointer points to [Item no.][Amount]
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is_trainer = lower_bits == 02
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#pointer points to trainer header
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#goldmap called these next two bytes "text_block" and "text_bank"?
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script_pointer_byte1 = int(bytes[9], 16)
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script_pointer_byte2 = int(bytes[10], 16)
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script_pointer = script_pointer_byte1 + (script_pointer_byte2 << 8)
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#calculate the full address by assuming it's in the current bank
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#but what if it's not in the same bank?
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script_address = None
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script = None
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extra_portion = {}
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if bank:
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print "parsing a person-script at x=" + str(x) + " y=" + str(y)
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script_address = calculate_pointer(script_pointer, bank)
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script = parse_script_engine_script_at(script_address, map_group=map_group, map_id=map_id)
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#take the script pointer
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ptr_address = calculate_pointer(script_pointer, bank)
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if is_regular_script:
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print "parsing a person-script at x=" + str(x-4) + " y=" + str(y-4)
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script = parse_script_engine_script_at(ptr_address, map_group=map_group, map_id=map_id)
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extra_portion = {
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"script_address": ptr_address,
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#"script": script,
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"event_type": "script",
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}
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if is_give_item:
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print "... not parsing give item event... [item id][quantity]"
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extra_portion = {
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"event_type": "give_item",
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"give_item_data_address": ptr_address,
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"item_id": ord(rom[ptr_address]),
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"item_qty": ord(rom[ptr_address+1]),
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}
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if is_trainer:
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print "parsing a trainer (person-event) at x=" + str(x) + " y=" + str(y)
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parsed_trainer = parse_trainer_header_at(ptr_address, map_group=map_group, map_id=map_id)
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extra_portion = {
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"event_type": "trainer",
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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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@ -2589,7 +2675,11 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
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when_byte = int(bytes[11], 16)
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hide = int(bytes[12], 16)
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people_events.append({
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bit_number_of_bit_table1_byte2 = int(bytes[11], 16)
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bit_number_of_bit_table1_byte1 = int(bytes[12], 16)
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bit_number_of_bit_table1 = bit_number_of_bit_table1_byte1 + (bit_number_of_bit_table1_byte2 << 8)
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people_event = {
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"pict": pict,
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"y": y, #y from top + 4
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"x": x, #x from left + 4
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@ -2601,13 +2691,14 @@ def parse_people_event_bytes(some_bytes, address=None, map_group=None, map_id=No
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"trainer_sight_range": trainer_sight_range, #trainer range of sight
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"script_pointer": {"1": script_pointer_byte1,
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"2": script_pointer_byte2},
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"script_address": script_address,
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"script": script, #parsed script.. hah!
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#"text_block": text_block, #script pointer byte 1
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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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})
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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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return people_events
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class MapEventElement():
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@ -2737,14 +2828,12 @@ def parse_map_event_header_at(address, map_group=None, map_id=None):
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after_signposts = after_triggers + 1 + signpost_byte_count
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returnable.update({"signpost_count": signpost_count, "signposts": parse_signpost_bytes(signposts, bank=bank, map_group=map_group, map_id=map_id)})
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print "skipping event data... (oops)"
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#raise NotImplementedError, "holy mother of god"
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#XXX parse trainer data too.. this changes the structure of people events...
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#people events
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#people_event_count = ord(rom[after_signposts])
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#people_event_byte_count = people_event_byte_size * people_event_count
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#people_events = rom_interval(after_signposts+1, people_event_byte_count)
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#returnable.update({"people_event_count": people_event_count, "people_events": parse_people_event_bytes(people_events, address=after_signposts+1, map_group=map_group, map_id=map_id)})
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people_event_count = ord(rom[after_signposts])
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people_event_byte_count = people_event_byte_size * people_event_count
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people_events_bytes = rom_interval(after_signposts+1, people_event_byte_count)
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people_events = parse_people_event_bytes(people_events_bytes, address=after_signposts+1, map_group=map_group, map_id=map_id)
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returnable.update({"people_event_count": people_event_count, "people_events": people_events})
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return returnable
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@ -2800,12 +2889,14 @@ def parse_map_script_header_at(address, map_group=None, map_id=None):
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after battle:
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01, 04
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"""
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print "starting to parse the map's script header.."
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#[[Number1 of pointers] Number1 * [2byte pointer to script][00][00]]
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ptr_line_size = 4 #[2byte pointer to script][00][00]
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trigger_ptr_cnt = ord(rom[address])
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trigger_pointers = grouper(rom_interval(address+1, trigger_ptr_cnt * ptr_line_size, strings=False), count=ptr_line_size)
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triggers = {}
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for index, trigger_pointer in enumerate(trigger_pointers):
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print "parsing a trigger header..."
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byte1 = trigger_pointer[0]
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byte2 = trigger_pointer[1]
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ptr = byte1 + (byte2 << 8)
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@ -2827,6 +2918,7 @@ def parse_map_script_header_at(address, map_group=None, map_id=None):
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callback_pointers = {}
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callbacks = {}
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for index, callback_line in enumerate(callback_ptrs):
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print "parsing a callback header..."
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hook_byte = callback_line[0] #1, 2, 3, 4, 5
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callback_byte1 = callback_line[1]
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callback_byte2 = callback_line[2]
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@ -2851,18 +2943,40 @@ def parse_map_script_header_at(address, map_group=None, map_id=None):
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"callback_scripts": callbacks,
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}
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def parse_map_header_by_id(*args, **kwargs):
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"""convenience function to parse a specific map"""
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map_group, map_id = None, None
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if "map_group" in kwargs.keys():
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map_group = kwargs["map_group"]
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if "map_id" in kwargs.keys():
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map_id = kwargs["map_id"]
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if (map_group == None and map_id != None) or \
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(map_group != None and map_id == None):
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raise Exception, "map_group and map_id must both be provided"
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elif map_group == None and map_id == None and len(args) == 0:
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raise Exception, "must be given an argument"
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elif len(args) == 1 and type(args[0]) == str:
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map_group = int(args[0].split(".")[0])
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map_id = int(args[0].split(".")[1])
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else:
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raise Exception, "dunno what to do with input"
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offset = map_names[map_group]["offset"]
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map_header_offset = offset + ((map_id - 1) * map_header_byte_size)
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return parse_map_header_at(map_header_offset, map_group=map_group, map_id=map_id)
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def parse_all_map_headers():
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"""calls parse_map_header_at for each map in each map group"""
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global map_names
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if not map_names[1].has_key("offset"):
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raise "dunno what to do - map_names should have groups with pre-calculated offsets by now"
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raise Exception, "dunno what to do - map_names should have groups with pre-calculated offsets by now"
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for group_id, group_data in map_names.items():
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offset = group_data["offset"]
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#we only care about the maps
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del group_data["offset"]
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#del group_data["offset"]
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for map_id, map_data in group_data.items():
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map_header_offset = offset + ((map_id - 1) * map_header_byte_size)
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if map_id == "offset": continue #skip the "offset" address for this map group
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print "map_group is: " + str(group_id) + " map_id is: " + str(map_id)
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map_header_offset = offset + ((map_id - 1) * map_header_byte_size)
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parsed_map = parse_map_header_at(map_header_offset, map_group=group_id, map_id=map_id)
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map_names[group_id][map_id].update(parsed_map)
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map_names[group_id][map_id]["header_offset"] = map_header_offset
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