def PlotSpatial(weight, lattice, SpinIn, SpinOut, DoesSave=True):
Omega = 0
OriginalSubLat = 0
coord3 = 0
weight.FFT("R", "T")
x = []
y = []
z = []
points, _ = lattice.GetSitesList()
for vec, coord, sub in points:
if lattice.Dim == 2 or (lattice.Dim == 3 and coord[2] == 0):
x.append(vec[0])
y.append(vec[1])
if coord[0] == coord[1] == 0 and sub == OriginalSubLat:
z.append(0.0)
else:
z.append(weight.Data[SpinIn, OriginalSubLat, SpinOut, sub,
weight.Map.CoordiIndex(coord),
Omega].real)
log.info("Max:{0}, Min: {1}".format(max(z), min(z)))
plt.figure()
plt.scatter(x, y, c=z, s=10, edgecolor="black", linewidth=0)
c = plt.colorbar(orientation='horizontal',
shrink=0.8,
ticks=np.linspace(min(z), max(z), 4))
c.set_label("magnitude")
plt.axis('equal')
if DoesSave:
plt.savefig("spatial_sub{0}.pdf".format(OriginalSubLat))
else:
plt.show()
plt.close()
def PlotWeightvsR(Name, weight, lattice, SpinIn, SpinOut, Tau=0, DoesSave=True):
Omega=0
OriginalSubLat=0
coord3=0
#weight.FFT("R","W")
weight.FFT("R","T")
x=[]
y=[]
z=[]
points, _=lattice.GetSitesList(HasOffset=False)
for vec, coord, sub in points:
if not all(v == 0 for v in coord) and all(v<l/2 for v,l in zip(coord, lattice.L)):
x.append(np.linalg.norm(vec))
y.append(abs(weight.Data[SpinIn, OriginalSubLat, SpinOut, sub,
weight.Map.CoordiIndex(coord), Omega]))
#sort x,y according to the distance in x
x,y = (list(x) for x in zip(*sorted(zip(x, y), key=lambda pair: pair[0])))
#fitting
#fitParams, fitCovariances = curve_fit(Exp, x, y)
plt.figure()
plt.plot(x,y, "o")
#plt.plot(x, Exp(x, fitParams[0], fitParams[1]), '-',
#label="fit with ${0}exp(-R/{1}a)$".format(fitParams[0], 1.0/fitParams[1]))
plt.yscale("log")
plt.xlabel("$R/a$")
plt.ylabel("$|{0}(\omega={1})|$".format(Name,Omega))
#plt.legend()
if DoesSave:
plt.savefig("WeightvsR.pdf")
else:
plt.show()
plt.close()
