def __init__(self,
ctx,
expansion,
kernels=None,
name=None,
device=None,
strength_usage=None):
"""
:arg expansion: a subclass of :class:`sympy.expansion.ExpansionBase`
:arg strength_usage: A list of integers indicating which expression
uses which source strength indicator. This implicitly specifies the
number of strength arrays that need to be passed.
Default: all kernels use the same strength.
"""
if kernels is None:
kernels = [expansion.kernel]
KernelComputation.__init__(self,
ctx=ctx,
kernels=kernels,
strength_usage=strength_usage,
value_dtypes=None,
name=name,
device=device)
from sumpy.kernel import TargetDerivativeRemover
expansion = expansion.with_kernel(TargetDerivativeRemover()(
expansion.kernel))
self.expansion = expansion
self.dim = expansion.dim
def __init__(self, ctx, expansions, strength_usage=None,
value_dtypes=None,
options=[], name="layerpot", device=None):
KernelComputation.__init__(self, ctx, expansions, strength_usage,
value_dtypes,
name, options, device)
from pytools import single_valued
self.dim = single_valued(knl.dim for knl in self.expansions)
def __init__(self,
ctx,
expansions,
strength_usage=None,
value_dtypes=None,
name=None,
device=None):
KernelComputation.__init__(self, ctx, expansions, strength_usage,
value_dtypes, name, device)
from pytools import single_valued
self.dim = single_valued(knl.dim for knl in self.expansions)
def __init__(self, ctx, kernels, exclude_self, strength_usage=None,
value_dtypes=None,
options=[], name=None, device=None):
"""
:arg kernels: list of :class:`sumpy.kernel.Kernel` instances
:arg strength_usage: A list of integers indicating which expression
uses which source strength indicator. This implicitly specifies the
number of strength arrays that need to be passed.
Default: all kernels use the same strength.
"""
KernelComputation.__init__(self, ctx, kernels, strength_usage,
value_dtypes,
name, options, device)
self.exclude_self = exclude_self
from pytools import single_valued
self.dim = single_valued(knl.dim for knl in self.kernels)
def __init__(self,
ctx,
kernels,
exclude_self,
strength_usage=None,
value_dtypes=None,
name=None,
device=None):
"""
:arg kernels: list of :class:`sumpy.kernel.Kernel` instances
:arg strength_usage: A list of integers indicating which expression
uses which source strength indicator. This implicitly specifies the
number of strength arrays that need to be passed.
Default: all kernels use the same strength.
"""
KernelComputation.__init__(self, ctx, kernels, strength_usage,
value_dtypes, name, device)
self.exclude_self = exclude_self
from pytools import single_valued
self.dim = single_valued(knl.dim for knl in self.kernels)
