From d682a330c9277a4d43e2b018e0851a44d4f64a56 Mon Sep 17 00:00:00 2001
From: Michiel Cottaar <michiel.cottaar@ndcn.ox.ac.uk>
Date: Wed, 21 Feb 2024 17:49:13 +0000
Subject: [PATCH] Raise error if slice_thickness is incorrectly set
---
src/parts/helper_functions.jl | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/parts/helper_functions.jl b/src/parts/helper_functions.jl
index 0158769..d9f828a 100644
--- a/src/parts/helper_functions.jl
+++ b/src/parts/helper_functions.jl
@@ -56,6 +56,9 @@ function excitation_pulse(; flip_angle=90, phase=0., frequency=0., shape=nothing
if length(bad_keys) > 0
error("Unrecognised keyword arguments in call of `excitation_pulse`: $bad_keys")
end
+ if isnothing(slice_thickness) || slice_thickness isa Symbol
+ error("slice thickness cannot be a free parameter")
+ end
if isnothing(shape)
shape = isinf(slice_thickness) ? :instant : :sinc
end
@@ -114,6 +117,9 @@ function refocus_pulse(; flip_angle=180, phase=0., frequency=0., shape=nothing,
if length(bad_keys) > 0
error("Unrecognised keyword arguments in call of `refocus_pulse`: $bad_keys")
end
+ if isnothing(slice_thickness) || slice_thickness isa Symbol
+ error("slice thickness cannot be a free parameter")
+ end
if isnothing(shape)
shape = isinf(slice_thickness) ? :instant : :sinc
end
@@ -240,7 +246,7 @@ function interpret_image_size(fov, resolution, voxel_size, slice_thickness)
_real_value(other) = false
if all(isnothing.((fov, resolution, voxel_size)))
- return (slice_thickness, nothing, (fov=nothing, resolution=nothing, voxel_size=nothing))
+ return (isnothing(voxel_size) ? Inf : voxel_size, nothing, (fov=nothing, resolution=nothing, voxel_size=nothing))
end
if !_real_value(resolution)
if !(_real_value(fov) && _real_value(voxel_size))
--
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