def create_universe(psd_map):
"""
Main universe generation function invoked from C++ code.
"""
print("Python Universe Generator")
# fetch universe and player setup data
gsd = PyGalaxySetupData(fo.get_galaxy_setup_data())
gsd.dump()
total_players = len(psd_map)
# initialize RNG
h = int_hash(six.ensure_binary(gsd.seed, 'utf-8'))
print("Using hashed seed", h)
seed_rng(h)
seed_pool = [random.random() for _ in range(100)]
print("Seed pool:", seed_pool)
# make sure there are enough systems for the given number of players
print("Universe creation requested with %d systems for %d players" %
(gsd.size, total_players))
min_size = total_players * 3
if min_size > gsd.size:
gsd.size = min_size
print(
"Too few systems for the requested number of players, number of systems adjusted accordingly"
)
print("Creating universe with %d systems for %d players" %
(gsd.size, total_players))
# calculate star system positions
seed_rng(seed_pool.pop())
system_positions = calc_star_system_positions(gsd)
size = len(system_positions)
print(gsd.shape,
"Star system positions calculated, final number of systems:", size)
# generate and populate systems
seed_rng(seed_pool.pop())
systems = generate_systems(system_positions, gsd)
print(len(systems), "systems generated and populated")
# generate Starlanes
seed_rng(seed_pool.pop())
fo.generate_starlanes(MAX_JUMPS_BETWEEN_SYSTEMS[gsd.starlane_frequency],
MAX_STARLANE_LENGTH)
print("Starlanes generated")
print("Compile list of home systems...")
seed_rng(seed_pool.pop())
home_systems = compile_home_system_list(total_players, systems, gsd)
if not home_systems:
err_msg = "Python create_universe: couldn't get any home systems, ABORTING!"
report_error(err_msg)
raise Exception(err_msg)
print("Home systems:", home_systems)
# set up empires for each player
seed_rng(seed_pool.pop())
for empire, psd, home_system in zip(psd_map.keys(), psd_map.values(),
home_systems):
if not setup_empire(empire, psd.empire_name, home_system,
psd.starting_species, psd.player_name):
report_error(
"Python create_universe: couldn't set up empire for player %s"
% psd.player_name)
# assign names to all star systems and their planets
# this needs to be done after all systems have been generated and empire home systems have been set, as
# only after all that is finished star types as well as planet sizes and types are fixed, and the naming
# process depends on that
print("Assign star system names")
seed_rng(seed_pool.pop())
name_star_systems(systems)
print("Set planet names")
for system in systems:
name_planets(system)
print("Generating stationary fields in systems")
seed_rng(seed_pool.pop())
generate_fields(systems)
print("Generating Natives")
seed_rng(seed_pool.pop())
generate_natives(gsd.native_frequency, systems, home_systems)
print("Generating Space Monsters")
seed_rng(seed_pool.pop())
generate_monsters(gsd.monster_frequency, systems)
print("Distributing Starting Specials")
seed_rng(seed_pool.pop())
distribute_specials(gsd.specials_frequency, fo.get_all_objects())
# finally, write some statistics to the log file
print("############################################################")
print("## Universe generation statistics ##")
print("############################################################")
universe_statistics.log_planet_count_dist(systems)
print("############################################################")
universe_statistics.log_planet_type_summary(systems)
print("############################################################")
universe_statistics.log_species_summary(gsd.native_frequency)
print("############################################################")
universe_statistics.log_monsters_summary(gsd.monster_frequency)
print("############################################################")
universe_statistics.log_specials_summary()
print("############################################################")
universe_statistics.log_systems()
universe_statistics.log_planets()
if error_list:
print("Python Universe Generator completed with errors")
return False
else:
print("Python Universe Generator completed successfully")
return True
def create_universe(psd_map):
"""
Main universe generation function invoked from C++ code.
"""
print "Python Universe Generator"
# fetch universe and player setup data
gsd = fo.get_galaxy_setup_data()
total_players = len(psd_map)
# initialize RNG
seed_rng(gsd.seed)
seed_pool = [random.random() for _ in range(100)]
# make sure there are enough systems for the given number of players
print "Universe creation requested with %d systems for %d players" % (
gsd.size, total_players)
size = max(gsd.size, (total_players * 3))
if size > gsd.size:
# gsd.size = size
print "Too few systems for the requested number of players, number of systems adjusted accordingly"
print "Creating universe with %d systems for %d players" % (size,
total_players)
# calculate star system positions
seed_rng(seed_pool.pop())
system_positions = calc_star_system_positions(gsd.shape, size)
size = len(system_positions)
print gsd.shape, "Star system positions calculated, final number of systems:", size
# generate and populate systems
seed_rng(seed_pool.pop())
systems = generate_systems(system_positions, gsd)
print len(systems), "systems generated and populated"
# generate Starlanes
seed_rng(seed_pool.pop())
fo.generate_starlanes(gsd.starlaneFrequency)
print "Starlanes generated"
print "Compile list of home systems..."
seed_rng(seed_pool.pop())
home_systems = compile_home_system_list(total_players, systems)
if not home_systems:
err_msg = "Python create_universe: couldn't get any home systems, ABORTING!"
report_error(err_msg)
raise Exception(err_msg)
print "Home systems:", home_systems
# set up empires for each player
seed_rng(seed_pool.pop())
for empire, psd, home_system in zip(psd_map.keys(), psd_map.values(),
home_systems):
if not setup_empire(empire, psd.empire_name, home_system,
psd.starting_species, psd.player_name):
report_error(
"Python create_universe: couldn't set up empire for player %s"
% psd.player_name)
# assign names to all star systems and their planets
# this needs to be done after all systems have been generated and empire home systems have been set, as
# only after all that is finished star types as well as planet sizes and types are fixed, and the naming
# process depends on that
print "Assign star system names"
seed_rng(seed_pool.pop())
name_star_systems(systems)
print "Set planet names"
for system in systems:
name_planets(system)
print "Generating Natives"
seed_rng(seed_pool.pop())
generate_natives(gsd.nativeFrequency, systems, home_systems)
print "Generating Space Monsters"
seed_rng(seed_pool.pop())
generate_monsters(gsd.monsterFrequency, systems)
print "Distributing Starting Specials"
seed_rng(seed_pool.pop())
distribute_specials(gsd.specialsFrequency, fo.get_all_objects())
# finally, write some statistics to the log file
print "############################################################"
print "## Universe generation statistics ##"
print "############################################################"
statistics.log_planet_count_dist(systems)
print "############################################################"
statistics.log_planet_type_summary(systems)
print "############################################################"
statistics.log_species_summary()
print "############################################################"
statistics.log_monsters_summary()
print "############################################################"
statistics.log_specials_summary()
print "############################################################"
if error_list:
print "Python Universe Generator completed with errors"
return False
else:
print "Python Universe Generator completed successfully"
return True