def moveRandomly(self, individual, step_length): ind = population.Individual() ind.loadIndividual(individual) while 1: random = nbmath.randomDouble()*0.25 x_change = math.log(random)/math.log(0.25)*step_length random = nbmath.randomDouble()*0.25 y_change = math.log(random)/math.log(0.25)*step_length if nbmath.randomNumber(100) < 50: x_change = 0-x_change if nbmath.randomNumber(100) < 50: y_change = 0-y_change if self.pixelColourAt(ind.X+x_change,ind.Y+y_change) != (255, 255, 255): break; ind.X += x_change ind.Y += y_change return ind.getIndividual()
registered = 0;
for x in range(0,100): #simulate the population for 100 years.
print('simulation: ' + str(y) + ' year: ' + str(x));
if BEARS.getPopulationSize() > 0:
while BEARS.feedToEnd() != 'done':
alive = 1;
IND.loadIndividual(BEARS.selectedIndividual);
if IND.gender == 'f':
if IND.age >= 5:
if IND.misc == 'pregnant':
if nbmath.randomDouble() <= 0.82:
if nbmath.randomDouble() > 0.90:
BEARS.generateIndividual(IND.ID,0,0,'r','','',0,0,0,'')
BEARS.generateIndividual(IND.ID,0,0,'r','','',0,0,0,'')
BEARS.generateIndividual(IND.ID,0,0,'r','','',0,0,0,'')
elif nbmath.randomDouble() > 0.67:
BEARS.generateIndividual(IND.ID,0,0,'r','','',0,0,0,'')
BEARS.generateIndividual(IND.ID,0,0,'r','','',0,0,0,'')
else:
BEARS.generateIndividual(IND.ID,0,0,'r','','',0,0,0,'')
IND.misc = 'parent0';
elif IND.misc == 'parent0':
IND.misc = 'parent1';
elif IND.misc == 'parent1':
IND.misc = 'parent2';
