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clean up comments in Script.parse method

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This commit is contained in:
Bryan Bishop 2012-04-29 10:40:34 -05:00
parent a06cb374ef
commit 6eb1478f1b
1 changed files with 47 additions and 12 deletions
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59
extras/crystal.py
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@ -2082,38 +2082,73 @@ class Script:
sys.exit(1)
if is_script_already_parsed_at(start_address) and not force and not force_top:
raise Exception, "this script has already been parsed before, please use that instance ("+hex(start_address)+")"
# load up the rom if it hasn't been loaded already
load_rom()
# in the event that the script parsing fails.. it would be nice to leave evidence
script_parse_table[start_address:start_address+1] = "incomplete parse_script_with_command_classes"
# start with a blank script
commands = []
# use this to control the while loop
end = False
# for each command found..
while not end:
# get the current scripting byte
cur_byte = ord(rom[current_address])
#find the right address
right_kls = None
for kls in command_classes:
if kls.id == cur_byte:
right_kls = kls
if right_kls == None:
# reset the command class (last command was probably different)
scripting_command_class = None
# match the command id byte to a scripting command class like GivePoke
for class_ in command_classes:
if class_.id == cur_byte:
scripting_command_class = class_
# no matching command found (not implemented yet)- just end this script
# NOTE: might be better to raise an exception and end the program?
if scripting_command_class == None:
print "parsing script; current_address is: " + hex(current_address)
current_address += 1
#continue
asm_output = "\n".join([command.to_asm() for command in commands])
end = True
continue
#XXX maybe a bad idea to not die ?
# maybe the program should exit with failure instead?
#raise Exception, "no command found? id: " + hex(cur_byte) + " at " + hex(current_address) + " asm is:\n" + asm_output
#print "about to parse command(script@"+hex(start_address)+"): " + str(right_kls.macro_name)
cls = right_kls(address=current_address, force=force, map_group=map_group, map_id=map_id)
#print cls.to_asm()
end = cls.end
# create an instance of the command class and let it parse its parameter bytes
#print "about to parse command(script@"+hex(start_address)+"): " + str(scripting_command_class.macro_name)
cls = scripting_command_class(address=current_address, force=force, map_group=map_group, map_id=map_id)
#if self.debug:
# print cls.to_asm()
# store it in this script object
commands.append(cls)
# certain commands will end the scripting engine
end = cls.end
# skip past the command's parameter bytes to go to the next command
#current_address = cls.last_address + 1
current_address += cls.size
# last byte belonging to script is last byte of last command,
# or the last byte of the last command's last parameter
self.last_address = current_address
# store the script in the global table/map thing
script_parse_table[start_address:current_address] = self
asm_output = "\n".join([command.to_asm() for command in commands])
print "--------------\n"+asm_output
# store the script
self.commands = commands
return commands
def get_dependencies(self, recompute=False, global_dependencies=set()):