diff --git a/src/lbmpy/advanced_streaming/indexing.py b/src/lbmpy/advanced_streaming/indexing.py
index fd393fb472c3f69f923567d885c3c83fa9230d5e..0999bba68c3ce33d4cd0383fb10cea69f6994c76 100644
--- a/src/lbmpy/advanced_streaming/indexing.py
+++ b/src/lbmpy/advanced_streaming/indexing.py
@@ -72,7 +72,7 @@ class BetweenTimestepsIndexing:
inv = '_inv' if inverse else ''
name = f"f_{f_dir}{inv}_dir_idx"
if IS_PYSTENCILS_2:
- return TypedSymbol(name, Arr(self._index_dtype))
+ return TypedSymbol(name, Arr(self._index_dtype, self._q))
else:
return TypedSymbol(name, self._index_dtype)
@@ -82,7 +82,7 @@ class BetweenTimestepsIndexing:
name_base = f"f_{f_dir}{inv}_offsets_"
if IS_PYSTENCILS_2:
- symbols = [TypedSymbol(name_base + d, Arr(self._index_dtype)) for d in self._coordinate_names]
+ symbols = [TypedSymbol(name_base + d, Arr(self._index_dtype, self._q)) for d in self._coordinate_names]
else:
symbols = [TypedSymbol(name_base + d, self._index_dtype) for d in self._coordinate_names]
diff --git a/src/lbmpy/boundaries/boundaryconditions.py b/src/lbmpy/boundaries/boundaryconditions.py
index 420e4823c49de902ddbb32a244ed43a5ff7a61bd..537c0bd65b800dbbf3a6e3f3557e415a8fa724ff 100644
--- a/src/lbmpy/boundaries/boundaryconditions.py
+++ b/src/lbmpy/boundaries/boundaryconditions.py
@@ -224,12 +224,13 @@ class QuadraticBounceBack(LbBoundary):
self.init_wall_distance = init_wall_distance
self.equilibrium_values_name = "f_eq"
+ super(QuadraticBounceBack, self).__init__(name)
+
+ def inv_dir_symbol(self, stencil):
if IS_PYSTENCILS_2:
- self.inv_dir_symbol = TypedSymbol("inv_dir", Arr(create_type("int32")))
+ return TypedSymbol("inv_dir", Arr(create_type("int32"), stencil.Q))
else:
- self.inv_dir_symbol = TypedSymbol("inv_dir", create_type("int32"))
-
- super(QuadraticBounceBack, self).__init__(name)
+ return TypedSymbol("inv_dir", create_type("int32"))
@property
def additional_data(self):
@@ -263,11 +264,12 @@ class QuadraticBounceBack(LbBoundary):
inv_directions = [str(stencil.index(inverse_direction(direction))) for direction in stencil]
if IS_PYSTENCILS_2:
- inverse_dir_node = TranslationArraysNode([(self.inv_dir_symbol, inv_directions), ])
+ inverse_dir_node = TranslationArraysNode([(self.inv_dir_symbol(stencil), inv_directions), ])
else:
- dtype = self.inv_dir_symbol.dtype
- name = self.inv_dir_symbol.name
- inverse_dir_node = TranslationArraysNode([(dtype, name, inv_directions), ], {self.inv_dir_symbol})
+ inv_dir_symbol = self.inv_dir_symbol(stencil)
+ dtype = inv_dir_symbol.dtype
+ name = inv_dir_symbol.name
+ inverse_dir_node = TranslationArraysNode([(dtype, name, inv_directions), ], {inv_dir_symbol})
return [LbmWeightInfo(lb_method, self.data_type), inverse_dir_node, NeighbourOffsetArrays(lb_method.stencil)]
@@ -286,7 +288,7 @@ class QuadraticBounceBack(LbBoundary):
def __call__(self, f_out, f_in, dir_symbol, inv_dir, lb_method, index_field):
omega = self.relaxation_rate
- inv = sp.IndexedBase(self.inv_dir_symbol, shape=(1,))[dir_symbol]
+ inv = sp.IndexedBase(self.inv_dir_symbol(lb_method.stencil), shape=(1,))[dir_symbol]
weight_info = LbmWeightInfo(lb_method, data_type=self.data_type)
weight_of_direction = weight_info.weight_of_direction
pdf_field_accesses = [f_out(i) for i in range(len(lb_method.stencil))]
@@ -461,7 +463,7 @@ class FreeSlip(LbBoundary):
neighbor_offset = NeighbourOffsetArrays.neighbour_offset(dir_symbol, lb_method.stencil)
if self.normal_direction:
tangential_offset = tuple(offset + normal for offset, normal in zip(neighbor_offset, self.normal_direction))
- mirrored_stencil_symbol = MirroredStencilDirections._mirrored_symbol(self.mirror_axis)
+ mirrored_stencil_symbol = MirroredStencilDirections._mirrored_symbol(self.mirror_axis, self.stencil)
mirrored_direction = inv_dir[sp.IndexedBase(mirrored_stencil_symbol, shape=(1,))[dir_symbol]]
else:
normal_direction = list()
@@ -602,7 +604,7 @@ class WallFunctionBounce(LbBoundary):
# neighbour offset symbols are basically the stencil directions defined in stencils.py:L130ff.
neighbor_offset = NeighbourOffsetArrays.neighbour_offset(dir_symbol, lb_method.stencil)
tangential_offset = tuple(offset + normal for offset, normal in zip(neighbor_offset, self.normal_direction))
- mirrored_stencil_symbol = MirroredStencilDirections._mirrored_symbol(self.mirror_axis)
+ mirrored_stencil_symbol = MirroredStencilDirections._mirrored_symbol(self.mirror_axis, self.stencil)
mirrored_direction = inv_dir[sp.IndexedBase(mirrored_stencil_symbol, shape=(1,))[dir_symbol]]
name_base = "f_in_inv_offsets_"
diff --git a/src/lbmpy/custom_code_nodes.py b/src/lbmpy/custom_code_nodes.py
index 6a765db9f1fe3b702188f227f9a8c08286f46c59..cf90a26b1482a0222a56c5a7ddcabbff7490b9eb 100644
--- a/src/lbmpy/custom_code_nodes.py
+++ b/src/lbmpy/custom_code_nodes.py
@@ -49,7 +49,7 @@ class MirroredStencilDirections(CustomCodeNode):
return tuple(direction)
@staticmethod
- def _mirrored_symbol(mirror_axis):
+ def _mirrored_symbol(mirror_axis, _stencil):
axis = ['x', 'y', 'z']
return TypedSymbol(f"{axis[mirror_axis]}_axis_mirrored_stencil_dir", create_type('int32'))
diff --git a/src/lbmpy/lookup_tables.py b/src/lbmpy/lookup_tables.py
index 5fb0311428c0ba083c7b0eae063d7491a6fc0e17..50b2d4da75efb401137f82ad45a5432f79617dc9 100644
--- a/src/lbmpy/lookup_tables.py
+++ b/src/lbmpy/lookup_tables.py
@@ -30,14 +30,16 @@ class NeighbourOffsetArrays(LookupTables):
return tuple(
[
sp.IndexedBase(symbol, shape=(1,))[dir_idx]
- for symbol in NeighbourOffsetArrays._offset_symbols(len(stencil[0]))
+ for symbol in NeighbourOffsetArrays._offset_symbols(stencil)
]
)
@staticmethod
- def _offset_symbols(dim):
+ def _offset_symbols(stencil):
+ q = len(stencil)
+ dim = len(stencil[0])
return [
- TypedSymbol(f"neighbour_offset_{d}", Arr(create_type("int32")))
+ TypedSymbol(f"neighbour_offset_{d}", Arr(create_type("int32"), q))
for d in ["x", "y", "z"][:dim]
]
@@ -49,7 +51,7 @@ class NeighbourOffsetArrays(LookupTables):
self._dim = len(stencil[0])
def get_array_declarations(self) -> list[Assignment]:
- array_symbols = NeighbourOffsetArrays._offset_symbols(self._dim)
+ array_symbols = NeighbourOffsetArrays._offset_symbols(self._stencil)
return [
Assignment(arrsymb, tuple((d[i] for d in self._stencil)))
for i, arrsymb in enumerate(array_symbols)
@@ -69,17 +71,18 @@ class MirroredStencilDirections(LookupTables):
return tuple(direction)
@staticmethod
- def _mirrored_symbol(mirror_axis):
+ def _mirrored_symbol(mirror_axis, stencil):
axis = ["x", "y", "z"]
+ q = len(stencil)
return TypedSymbol(
- f"{axis[mirror_axis]}_axis_mirrored_stencil_dir", Arr(create_type("int32"))
+ f"{axis[mirror_axis]}_axis_mirrored_stencil_dir", Arr(create_type("int32"), q)
)
def __init__(self, stencil, mirror_axis, dtype=np.int32):
self._offsets_dtype = create_type(dtype) # TODO: Currently, this has no effect
self._mirrored_stencil_symbol = MirroredStencilDirections._mirrored_symbol(
- mirror_axis
+ mirror_axis, stencil
)
self._mirrored_directions = tuple(
stencil.index(
@@ -94,8 +97,8 @@ class MirroredStencilDirections(LookupTables):
class LbmWeightInfo(LookupTables):
def __init__(self, lb_method, data_type="double"):
- self._weights_array = TypedSymbol("weights", Arr(create_type(data_type)))
self._weights = lb_method.weights
+ self._weights_array = TypedSymbol("weights", Arr(create_type(data_type), len(self._weights)))
def weight_of_direction(self, dir_idx, lb_method=None):
if isinstance(sp.sympify(dir_idx), sp.Integer):