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fixed infinite looping due to overzealous gas giant atmospheric constraints

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branch : stargen
This commit is contained in:
cecilkorik 2017-05-07 16:53:00 -04:00
parent bcfc4fc163
commit 936241350c
1 changed files with 17 additions and 3 deletions
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20
stargen.py
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@ -108,14 +108,18 @@ star_lumin = [(500000.0, 30000.0), (30000.0, 25.0), (25.0, 5.0), (5.0, 1.5), (1.
star_masses = [(40.0, 16.0), (16.0, 2.1), (2.1, 1.4), (1.4, 1.04), (1.04, 0.8), (0.8, 0.45), (0.45, 0.1)] star_masses = [(40.0, 16.0), (16.0, 2.1), (2.1, 1.4), (1.4, 1.04), (1.04, 0.8), (0.8, 0.45), (0.45, 0.1)]
star_radii = [(22.0, 8.0), (7.0, 1.8), (1.8, 1.4), (1.4, 1.15), (1.15, 0.96), (0.96, 0.7), (0.7, 0.25)] star_radii = [(22.0, 8.0), (7.0, 1.8), (1.8, 1.4), (1.4, 1.15), (1.15, 0.96), (0.96, 0.7), (0.7, 0.25)]
star_prob = [0.0, 0.05, 0.35, 0.6, 0.8, 0.97, 1.0] star_prob = [0.0, 0.05, 0.35, 0.6, 0.8, 0.97, 1.0]
gen_counter = 0
starsys_counter = 0
def dist(x, y, z): def dist(x, y, z):
return math.sqrt(x**2 + y**2 + z**2) return math.sqrt(x**2 + y**2 + z**2)
def gen_system(force_habitable=False): def gen_system(force_habitable=False):
global gen_counter
single = True single = True
system_habitable = False system_habitable = False
while single or (force_habitable and not system_habitable): while single or (force_habitable and not system_habitable):
gen_counter += 1
single = False single = False
num_stars = round(gaussian(*stars_randcount)) num_stars = round(gaussian(*stars_randcount))
if num_stars < 1.0: if num_stars < 1.0:
@ -234,14 +238,21 @@ def gen_system(force_habitable=False):
continue continue
atmo = None atmo = None
atmo_count = 0
while atmo == None or atmo > density: while atmo == None or atmo > density:
atmo_count += 1
if gas_giant: if gas_giant:
atmo_exp = randrange(2.0, 12.0) atmo_exp = randrange(-5.0, 12.0)
else: else:
atmo_exp = randrange(-9, 2.0) atmo_exp = randrange(-9.0, 2.0)
atmo = 1.3 ** atmo_exp atmo = 1.3 ** atmo_exp
if atmo_count > 50 and atmo > density:
print "ATMO FAIL for gasgiant:%s, wanted less than %f, kept getting values like %f due to exponent %f" % (gas_giant, density, atmo, atmo_exp)
atmo = 1.3 ** (atmo_exp - 10.0)
break
albedo = -1.0 albedo = -1.0
while albedo <= 0.01 or albedo >= 0.99: while albedo <= 0.01 or albedo >= 0.99:
albedo = gaussian(0.35, 0.25) albedo = gaussian(0.35, 0.25)
@ -342,7 +353,10 @@ def main():
for syst in systems: for syst in systems:
print_system(syst, False) print_system(syst, False)
print color("\n ***************** UNINHABITABLE SYSTEMS (%d) *****************\x1b[0;37m\n", 'm', 1) % (len(dead_systems),) ansi_cancel = ""
if os.name == "posix":
ansi_cancel = "\x1b[0;37m"
print color("\n ***************** UNINHABITABLE SYSTEMS (%d) *****************%s\n", 'm', 1) % (len(dead_systems), ansi_cancel)
for syst in dead_systems: for syst in dead_systems:
print_system(syst, False) print_system(syst, False)