mirror of
https://github.com/c-sooyoung/bo-ptycho.git
synced 2026-09-17 21:29:07 +09:00
105 lines
4.3 KiB
Python
105 lines
4.3 KiB
Python
import os
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import sys
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import shutil
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import subprocess
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from scipy.io import loadmat
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import numpy as np
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from ptycho.base import PtychoEngine
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class FoldSlicePtychoEngine(PtychoEngine):
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def __init__(self, config):
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super().__init__(config)
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self._output_dir = os.path.join(config['io']['result_dir'], 'fold_slice')
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self._fold_slice_path = self.config['ptycho']['path']
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self._setup_txt_path = os.path.join(self._output_dir, 'setup.txt')
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self.metric_methods = {
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'log_fourier': self._log_fourier_metric,
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}
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def run(self, run_id="") -> None:
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# generate setup.txt for fold_slice input
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fold_slice_dict = {}
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fold_slice_dict['raw_data'] = self.config['io']['input_data_path']
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fold_slice_dict['result_dir'] = os.path.join(self._output_dir, '')
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fold_slice_dict.update(self.config['ptycho']['params'])
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for key, value in fold_slice_dict.items():
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if type(value) == bool:
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fold_slice_dict[key] = str(value).lower()
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if os.path.exists(os.path.join(self._output_dir)):
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shutil.rmtree(os.path.join(self._output_dir))
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os.makedirs(os.path.join(self._output_dir))
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with open(os.path.join(self._output_dir, 'setup.txt'), 'w') as f:
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f.write('\n\n')
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for key, value in fold_slice_dict.items():
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f.write(f"{key} {value}\n")
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# execute matlab
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matlab_commands = [
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f"cd('{self._fold_slice_path}');",
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"cd('ptycho');",
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f"prepare_data('{self._setup_txt_path}');",
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f"run_multislice_new('{self._setup_txt_path}');"
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]
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p = subprocess.Popen(
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['matlab', '-batch', ' '.join(matlab_commands)],
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stdout=subprocess.PIPE if self._verbosity > 0 else subprocess.DEVNULL,
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stderr=subprocess.STDOUT if self._verbosity > 0 else subprocess.DEVNULL,
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text=True
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)
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if self._verbosity > 0:
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for line in p.stdout: # type: ignore
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sys.stdout.write(f'[{run_id}] [fold_slice] {line}')
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p.stdout.close() # type: ignore
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else:
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print(f"fold_slice running. Set verbosity > 0 for full fold_slice output.")
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p.wait()
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# get output of fold_slice
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roi_dir = os.path.join(
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self._output_dir,
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f"{self.config['ptycho']['params']['scan_number']}",
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f"roi{self.config['ptycho']['params']['roi_label']}"
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)
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output_dir = os.path.join(roi_dir, next(os.walk(roi_dir))[1][0])
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mat_path = os.path.join(output_dir, f"Niter{self.config['ptycho']['params']['Niter']}.mat")
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image_path = os.path.join(output_dir, 'obj_phase_roi_sum', f"obj_phase_roi_sum_Niter{self.config['ptycho']['params']['Niter']}.tiff")
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if not os.path.exists(mat_path):
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raise FileNotFoundError(f"{mat_path} does not exist. Please check the fold_slice output.")
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if not os.path.exists(image_path):
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raise FileNotFoundError(f"{image_path} does not exist. Please check the fold_slice output.")
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self._output = loadmat(mat_path)
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log_fourier_error = self._log_fourier_metric()
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os.makedirs(os.path.join(self.config['io']['result_dir'], "mat"), exist_ok=True)
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os.makedirs(os.path.join(self.config['io']['result_dir'], "tiff"), exist_ok=True)
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shutil.copy(mat_path, os.path.join(self.config['io']['result_dir'], "mat", f"{log_fourier_error:.4f}_{run_id}.mat"))
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shutil.copy(image_path, os.path.join(self.config['io']['result_dir'], "tiff", f"{log_fourier_error:.4f}_{run_id}.tiff"))
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def metric(self, names):
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requested_names = [names] if isinstance(names, str) else list(names)
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unsupported = [n for n in requested_names if n not in self.metric_methods]
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if unsupported: raise ValueError(f"Metric(s) {unsupported} not implemented. Available metrics: {self.metric_methods.keys()}")
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if isinstance(names, (list, tuple)):
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return [self.metric_methods[name]() for name in names] # MOBO
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else:
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return self.metric_methods[names]() # SOBO
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def _log_fourier_metric(self) -> float:
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if self._output is None:
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raise RuntimeError("Must call run() before requesting metrics.")
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return -np.log(float(self._output['outputs']['fourier_error_out'][0][0].squeeze()[-1]))
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