Files
cdtools/examples/simple_ptycho.py
T
2019-04-24 12:26:32 -04:00

41 lines
973 B
Python

from __future__ import division, print_function, absolute_import
import CDTools
from CDTools.tools import cmath
from CDTools.tools.plotting import *
import h5py
import torch as t
import numpy as np
filename = '../../Downloads/114429_p.cxi'
#filename = '../../../Projects/CSX_3_19/cxis/processed/114429_p.cxi'
#filename = '../../../Projects/CSX_3_19/cxis/processed/115145_p.cxi'
#filename = '../../../Downloads/AuBalls_700ms_30nmStep_3_3SS_filter.cxi'
with h5py.File(filename,'r') as f:
dataset = CDTools.datasets.Ptycho_2D_Dataset.from_cxi(f)
model = CDTools.models.SimplePtycho.from_dataset(dataset)
# Uncomment these to use on the CPU
# default is CPU with 32-bit floats
#model.to(device='cuda')
#dataset.to(device='cuda')
#dataset.get_as(device='cuda')
for loss in model.ePIE(1, dataset):
print(loss)
from matplotlib import pyplot as plt
plot_amplitude(model.probe)
plot_phase(model.probe)
plot_amplitude(model.obj)
plot_phase(model.obj)
plt.show()