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Add _create_field() and _create_eps()

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Jan Petykiewicz 2018-11-29 01:38:28 -08:00
parent 1e874cb0c0
commit 2b1d906665
1 changed files with 17 additions and 0 deletions
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17
opencl_fdtd/simulation.py
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@ -273,7 +273,24 @@ class Simulation(object):
arguments=', '.join(S_args.keys()))
self.update_S = lambda e: S_update(*S_args.values(), wait_for=e)
def _create_eps(self, epsilon: List[numpy.ndarray]):
if len(epsilon) != 3:
raise Exception('Epsilon must be a list with length of 3')
if not all((e.shape == epsilon[0].shape for e in epsilon[1:])):
raise Exception('All epsilon grids must have the same shape. Shapes are {}', [e.shape for e in epsilon])
if not epsilon[0].shape == self.shape:
raise Exception('Epsilon shape mismatch. Expected {}, got {}'.format(self.shape, epsilon[0].shape))
self.eps = pyopencl.array.to_device(self.queue, vec(epsilon).astype(self.arg_type))
def _create_field(self, initial_value: List[numpy.ndarray] = None):
if initial_value is None:
return pyopencl.array.zeros_like(self.eps)
else:
if len(initial_value) != 3:
Exception('Initial field value must be a list of length 3')
if not all((f.shape == self.shape for f in initial_value)):
Exception('Initial field list elements must have same shape as epsilon elements')
return pyopencl.array.to_device(self.queue, vec(initial_value).astype(self.arg_type))
def type_to_C(float_type) -> str:
"""