class movie(object):
'''
'''
def __init__(self, hdf5_file, nPlot=1, ntMax=0, write=False):
'''
Constructor
'''
self.diagnostics = Diagnostics(hdf5_file)
if ntMax > 0 and ntMax < self.diagnostics.nt:
self.nt = ntMax
else:
self.nt = self.diagnostics.nt
self.nPlot = nPlot
self.plot = PlotMHD2D(self.diagnostics, self.diagnostics.nt, self.nt,
nPlot, write)
self.init()
def init(self):
self.update(0)
def update(self, itime, final=False):
self.diagnostics.read_from_hdf5(itime)
self.diagnostics.update_invariants(itime)
return self.plot.update(itime, final=final)
def run(self, write=False):
for itime in range(1, self.nt + 1):
print("it = %4i" % (itime))
self.update(itime, final=(itime == self.nt))
class Plot(object):
'''
'''
def __init__(self, hdf5_file, nPlot=1, ntMax=0):
'''
Constructor
'''
self.diagnostics = Diagnostics(hdf5_file)
if ntMax > 0 and ntMax < self.diagnostics.nt:
self.nt = ntMax
else:
self.nt = self.diagnostics.nt
self.plot = PlotMHD2D(self.diagnostics,
args.hdf5_file.replace(".hdf5", ""), self.nt,
nPlot)
def update(self, itime):
self.diagnostics.read_from_hdf5(itime)
self.diagnostics.update_invariants(itime)
if itime > 0:
self.plot.add_timepoint()
self.plot.update()
def run(self):
for itime in range(1, self.nt + 1):
print("it = %4i" % (itime))
self.update(itime)
class replay(object):
'''
'''
def __init__(self, hdf5_file, nPlot=1):
'''
Constructor
'''
self.diagnostics = Diagnostics(hdf5_file)
self.nPlot = nPlot
self.plot = PlotMHD2D(self.diagnostics, self.diagnostics.nt, nPlot)
# self.plot.configure_traits()
self.init()
def init(self):
self.update(0)
def update(self, itime, final=False):
self.diagnostics.read_from_hdf5(itime)
self.diagnostics.update_invariants(itime)
if itime > 0:
self.plot.add_timepoint()
if (itime == 0 or itime == 1 or (itime-1) % self.nPlot == 0 or itime-1 == self.plot.nTime):
self.diagnostics.calculate_divergence()
# print(" min(Bx) = %20.12E, max(Bx) = %20.12E" % (self.diagnostics.Bx.min(), self.diagnostics.Bx.max()))
# print(" min(By) = %20.12E, max(By) = %20.12E" % (self.diagnostics.By.min(), self.diagnostics.By.max()))
# print(" min(Vx) = %20.12E, max(Vx) = %20.12E" % (self.diagnostics.Vx.min(), self.diagnostics.Vx.max()))
# print(" min(Vy) = %20.12E, max(Vy) = %20.12E" % (self.diagnostics.Vy.min(), self.diagnostics.Vy.max()))
# print(" min(div B) = %20.12E, max(div B) = %20.12E" % (self.diagnostics.divB.min(), self.diagnostics.divB.max()))
# print(" min(div V) = %20.12E, max(div V) = %20.12E" % (self.diagnostics.divV.min(), self.diagnostics.divV.max()))
print(" energy = %20.12E" % self.diagnostics.energy)
print(" helicity = %20.12E" % self.diagnostics.helicity)
print(" max(div B) = %20.12E" % max(-self.diagnostics.divB.min(), self.diagnostics.divB.max()))
print(" max(div V) = %20.12E" % max(-self.diagnostics.divV.min(), self.diagnostics.divV.max()))
print
return self.plot.update(final=final)
def run(self):
for itime in range(1, self.diagnostics.nt+1):
print("it = %4i" % (itime))
self.update(itime, final=(itime == self.diagnostics.nt))
def movie(self, outfile, fps=1):
self.plot.nPlot = 1
ani = animation.FuncAnimation(self.plot.figure, self.update, np.arange(1, self.diagnostics.nt+1),
init_func=self.init, repeat=False, blit=True)
ani.save(outfile, fps=fps)