86 lines
2.6 KiB
Python
86 lines
2.6 KiB
Python
# MIT License
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#
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# Copyright (C) 2025 Ryan L. Guy & Dennis Fassbaender
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import array
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import ctypes
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class GridIndex_t(ctypes.Structure):
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_fields_ = [("i", ctypes.c_int),
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("j", ctypes.c_int),
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("k", ctypes.c_int)]
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class GridIndex(object):
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def __init__(self, i = 0, j = 0, k = 0):
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if isinstance(i, GridIndex):
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self._values = array.array('i', [i.i, i.j, i.k])
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else:
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self._values = array.array('i', [i, j, k])
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def __str__(self):
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return str(self.i) + " " + str(self.j) + " " + str(self.k)
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def __getitem__(self, key):
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if key < 0 or key > 2:
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raise IndexError("Index must be in range [0, 2]")
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if not isinstance(key, int):
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raise TypeError("Index must be an integer")
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return self._values[key]
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def __setitem__(self, key, value):
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if key < 0 or key > 2:
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raise IndexError("Index must be in range [0, 2]")
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if not isinstance(key, int):
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raise TypeError("Index must be an integer")
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self._values[key] = value
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def __iter__(self):
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yield self._values[0]
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yield self._values[1]
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yield self._values[2]
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@property
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def i(self):
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return self._values[0]
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@property
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def j(self):
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return self._values[1]
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@property
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def k(self):
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return self._values[2]
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@i.setter
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def i(self, value):
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self._values[0] = value
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@j.setter
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def j(self, value):
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self._values[1] = value
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@k.setter
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def k(self, value):
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self._values[2] = value
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