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aare/python/aare/ClusterFinder.py
Erik Fröjdh 1bc2fd770a
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Binding 5x5, 7x7 and 9x9 clusters in python (#188)
- New binding code with macros to bind all cluster templates
- Simplified factory function on the python side
- 5x5, 7x7 and 9x9 bindings in python
2025-06-05 08:57:59 +02:00

85 lines
2.8 KiB
Python

# from ._aare import ClusterFinder_Cluster3x3i, ClusterFinder_Cluster2x2i, ClusterFinderMT_Cluster3x3i, ClusterFinderMT_Cluster2x2i, ClusterCollector_Cluster3x3i, ClusterCollector_Cluster2x2i
# from ._aare import ClusterFileSink_Cluster3x3i, ClusterFileSink_Cluster2x2i
from . import _aare
import numpy as np
_supported_cluster_sizes = [(2,2), (3,3), (5,5), (7,7), (9,9),]
# def _get_class()
def _type_to_char(dtype):
if dtype == np.int32:
return 'i'
elif dtype == np.float32:
return 'f'
elif dtype == np.float64:
return 'd'
else:
raise ValueError(f"Unsupported dtype: {dtype}. Only np.int32, np.float32, and np.float64 are supported.")
def _get_class(name, cluster_size, dtype):
"""
Helper function to get the class based on the name, cluster size, and dtype.
"""
try:
class_name = f"{name}_Cluster{cluster_size[0]}x{cluster_size[1]}{_type_to_char(dtype)}"
cls = getattr(_aare, class_name)
except AttributeError:
raise ValueError(f"Unsupported combination of type and cluster size: {dtype}/{cluster_size} when requesting {class_name}")
return cls
def ClusterFinder(image_size, cluster_size, n_sigma=5, dtype = np.int32, capacity = 1024):
"""
Factory function to create a ClusterFinder object. Provides a cleaner syntax for
the templated ClusterFinder in C++.
"""
cls = _get_class("ClusterFinder", cluster_size, dtype)
return cls(image_size, n_sigma=n_sigma, capacity=capacity)
def ClusterFinderMT(image_size, cluster_size = (3,3), dtype=np.int32, n_sigma=5, capacity = 1024, n_threads = 3):
"""
Factory function to create a ClusterFinderMT object. Provides a cleaner syntax for
the templated ClusterFinderMT in C++.
"""
cls = _get_class("ClusterFinderMT", cluster_size, dtype)
return cls(image_size, n_sigma=n_sigma, capacity=capacity, n_threads=n_threads)
def ClusterCollector(clusterfindermt, cluster_size = (3,3), dtype=np.int32):
"""
Factory function to create a ClusterCollector object. Provides a cleaner syntax for
the templated ClusterCollector in C++.
"""
cls = _get_class("ClusterCollector", cluster_size, dtype)
return cls(clusterfindermt)
def ClusterFileSink(clusterfindermt, cluster_file, dtype=np.int32):
"""
Factory function to create a ClusterCollector object. Provides a cleaner syntax for
the templated ClusterCollector in C++.
"""
cls = _get_class("ClusterFileSink", clusterfindermt.cluster_size, dtype)
return cls(clusterfindermt, cluster_file)
def ClusterFile(fname, cluster_size=(3,3), dtype=np.int32):
"""
Factory function to create a ClusterFile object. Provides a cleaner syntax for
the templated ClusterFile in C++.
"""
cls = _get_class("ClusterFile", cluster_size, dtype)
return cls(fname)