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PlotPowerMonitors: skip filtered modes #6206

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Aug 13, 2024
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PlotPowerMonitors: skip filtered modes #6206

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16 changes: 14 additions & 2 deletions src/Visualization/Python/PlotPowerMonitors.py
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@ def plot_power_monitors(
domain: Union[Domain[1], Domain[2], Domain[3]],
dimension_labels: Sequence[str] = [r"$\xi$", r"$\eta$", r"$\zeta$"],
element_patterns: Optional[Sequence[str]] = None,
skip_filtered_modes: int = 0,
figsize: Optional[Tuple[float, float]] = None,
):
plot_over_time = obs_id is None
Comment on lines 62 to 63
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Unrelated to this PR, but we should move the doc string from the _command function to this function.

Expand Down Expand Up @@ -113,12 +114,14 @@ def plot_power_monitors(

# Compute power monitors and take L2 norm over tensor components
all_modes = [
np.zeros(element.mesh.extents(d)) for d in range(element.dim)
np.zeros(element.mesh.extents(d) - skip_filtered_modes)
for d in range(element.dim)
]
for component in tensor_data:
modes = power_monitors(DataVector(component), element.mesh)
for d, modes_dim in enumerate(modes):
all_modes[d] += modes_dim**2
num_modes = len(modes_dim) - skip_filtered_modes
all_modes[d] += np.array(modes_dim)[:num_modes] ** 2
for d in range(element.dim):
all_modes[d] = np.sqrt(all_modes[d])

Expand Down Expand Up @@ -313,6 +316,15 @@ def plot_power_monitors(
@click.option(
"--over-time", "-T", is_flag=True, help="Plot power monitors over time."
)
@click.option(
"--skip-filtered-modes",
type=int,
default=0,
help=(
"Skip this number of highest modes. Useful if the highest modes are"
" filtered, zeroing them out."
),
)
# Plotting options
@click.option("--figsize", nargs=2, type=float, help="Figure size in inches.")
@apply_stylesheet_command()
Expand Down
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