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Fully implement previous change to bounding boxes #332

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Nov 27, 2024
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Fully implement previous change to bounding boxes #332

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10 changes: 8 additions & 2 deletions punchbowl/level2/resample.py
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Original file line number Diff line number Diff line change
Expand Up @@ -55,8 +55,14 @@ def reproject_cube(input_cube: NDCube, output_wcs: WCS, output_shape: tuple[int,
# To start, here we make a grid of points along the edges of the input image.
xs = np.linspace(-1, input_cube.data.shape[-1], 60)
ys = np.linspace(-1, input_cube.data.shape[-2], 60)
edgex = np.concatenate((xs, np.full(len(ys), xs[-1]), xs, np.zeros(len(ys))))
edgey = np.concatenate((np.zeros(len(xs)), ys, np.full(len(xs), ys[-1]), ys))
edgex = np.concatenate((xs, # bottom edge
np.full(len(ys), xs[-1]), # right edge
xs, # top edge
np.full(len(ys), xs[0]))) # left edge
edgey = np.concatenate((np.full(len(xs),ys[0]), # bottom edge
ys, # right edge
np.full(len(xs), ys[-1]), # top edge
ys)) # left edge

# Now we transform them to the output frame
xs, ys = astropy.wcs.utils.pixel_to_pixel(celestial_source, celestial_target, edgex, edgey)
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