def sensitivity(netlist, component_name, sweep_components, trials_per_value):
# This is needed in addition to the set_component_to_random_sample, because I want to sweep over the component values, updating their nominal values
net = copy.deepcopy(netlist)
component = net.circuit.get_component(component_name)
sampled_net_component = pyqucs.netlist_for_sampling(net) # Because equally_spaced needs a netlist_for_sampling, meh. TODO
sampled_component = sampled_net_component.circuit.get_component(component_name)
x_vals = []
y_vals = []
for comp_val in pyqucs.equally_spaced(sampled_component.value, 20): # This range is created before the component value is updated
component.value.value = comp_val
sampled_net = pyqucs.netlist_for_sampling(net)
success = 0
for i in range(0, trials_per_value):
for other in sweep_components:
pyqucs.set_component_to_random_sample(sampled_net, other)
sim.simulate(sampled_net)
if acceptable_circuit(sim):
success += 1
x_vals.append(comp_val)
y_vals.append(float(success)/float(trials_per_value))
return (x_vals, y_vals)
def sample(netlist, components, nr_trials, callback=None):
success = 0
sampled_net = pyqucs.netlist_for_sampling(netlist)
for trial in range(0, nr_trials):
for comp in components:
pyqucs.set_component_to_random_sample(sampled_net, comp)
sim.simulate(sampled_net)
if callback is not None:
callback(sim)
if acceptable_circuit(sim):
success += 1
#...
return float(success) / float(nr_trials)
def sweep(netlist):
total = 0
success = 0
sampled_net = pyqucs.netlist_for_sampling(netlist)
for r1_range in range(0,70):
pyqucs.set_component_to_random_sample(sampled_net, "R1")
for r2_range in range(0,70):
pyqucs.set_component_to_random_sample(sampled_net, "R2")
sim.simulate(sampled_net)
total += 1
if acceptable_circuit(sim):
success += 1
return float(success) / float(total)