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Merge pull request #53 from chrishavlin/slice_operator
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Slice operator
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@chrishavlin
chrishavlin authored Jul 7, 2023
2 parents e14e443 + 9e87f50 commit 3f4290b
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34 changes: 17 additions & 17 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -74,30 +74,30 @@ left_edge = ds.domain_center - ds.arr([40, 40, 40], 'kpc')
right_edge = ds.domain_center + ds.arr([40, 40, 40], 'kpc')
res = (600, 600, 600)

yt_scene.add_to_viewer(viewer,
ds,
("enzo", "Temperature"),
left_edge = left_edge,
right_edge = right_edge,
resolution = res)

yt_scene.add_to_viewer(viewer,
ds,
("enzo", "Density"),
left_edge = left_edge,
right_edge = right_edge,
resolution = res)
yt_scene.add_region(viewer,
ds,
("enzo", "Temperature"),
left_edge=left_edge,
right_edge=right_edge,
resolution=res)

yt_scene.add_region(viewer,
ds,
("enzo", "Density"),
left_edge=left_edge,
right_edge=right_edge,
resolution=res)

nbscreenshot(viewer)
```

![Loading a subset of a yt dataset in napari from a Jupyter notebook](./assets/images/readme_ex_001.png)

`yt_scene.add_to_viewer` accepts any of the keyword arguments allowed by `viewer.add_image`. See the full documentation (https://yt-napari.readthedocs.io/) for more examples, including additional helper methods for linking layer appearance.
`yt_scene.add_to_viewer` accepts any of the keyword arguments allowed by `viewer.add_image`. See the full documentation (https://yt-napari.readthedocs.io/en/stable/) for more examples, including additional helper methods for linking layer appearance.

### loading a selection from a yt dataset interactively

`yt-napari` provides a two ways to sample a yt dataset and load in an image layer into a Napari viewer: the yt Reader plugin and json file specification.
`yt-napari` provides two ways to sample a yt dataset and load in an image layer into a Napari viewer: the yt Reader plugin and json file specification.

#### using the yt Reader plugin

Expand All @@ -115,13 +115,13 @@ To load a different field or section, adjust the values and click "Load" again.
```json
{"$schema": "https://raw.githubusercontent.com/data-exp-lab/yt-napari/main/src/yt_napari/schemas/yt-napari_0.0.1.json",
"data": [{"filename": "IsolatedGalaxy/galaxy0030/galaxy0030",
"selections": [{
"selections": {"regions": [{
"fields": [{"field_name": "Temperature", "field_type": "enzo", "take_log": true},
{"field_name": "Density", "field_type": "enzo", "take_log": true}],
"left_edge": [460.0, 460.0, 460.0],
"right_edge": [560.0, 560.0, 560.0],
"resolution": [600, 600, 600]
}],
}]},
"edge_units": "kpc"
}]
}
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96 changes: 48 additions & 48 deletions docs/examples/ytnapari_scene_01_intro.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -41,11 +41,11 @@
"name": "stderr",
"output_type": "stream",
"text": [
"yt : [INFO ] 2022-03-08 19:25:04,825 Parameters: current_time = 0.0060000200028298\n",
"yt : [INFO ] 2022-03-08 19:25:04,826 Parameters: domain_dimensions = [32 32 32]\n",
"yt : [INFO ] 2022-03-08 19:25:04,828 Parameters: domain_left_edge = [0. 0. 0.]\n",
"yt : [INFO ] 2022-03-08 19:25:04,829 Parameters: domain_right_edge = [1. 1. 1.]\n",
"yt : [INFO ] 2022-03-08 19:25:04,830 Parameters: cosmological_simulation = 0\n"
"yt : [INFO ] 2023-07-07 12:10:53,595 Parameters: current_time = 0.0060000200028298\n",
"yt : [INFO ] 2023-07-07 12:10:53,596 Parameters: domain_dimensions = [32 32 32]\n",
"yt : [INFO ] 2023-07-07 12:10:53,597 Parameters: domain_left_edge = [0. 0. 0.]\n",
"yt : [INFO ] 2023-07-07 12:10:53,604 Parameters: domain_right_edge = [1. 1. 1.]\n",
"yt : [INFO ] 2023-07-07 12:10:53,605 Parameters: cosmological_simulation = 0\n"
]
}
],
Expand Down Expand Up @@ -77,7 +77,7 @@
"id": "7759684f-8854-4fad-adfb-8004ebf3d01b",
"metadata": {},
"source": [
"The new `yt_scene` object will have a method, `add_to_viewer` that will uniformly sample the dataset and add the new sample to the viewer:"
"The new `yt_scene` object will have a method, `add_region` that will uniformly sample the dataset within a rectalinear region and add the new sample to the viewer:"
]
},
{
Expand All @@ -90,8 +90,8 @@
"name": "stderr",
"output_type": "stream",
"text": [
"Parsing Hierarchy : 100%|███████████████████| 173/173 [00:00<00:00, 4132.70it/s]\n",
"yt : [INFO ] 2022-03-08 19:25:04,966 Gathering a field list (this may take a moment.)\n"
"Parsing Hierarchy : 100%|██████████████████████████████████████████████████| 173/173 [00:00<00:00, 9528.50it/s]\n",
"yt : [INFO ] 2023-07-07 12:11:31,861 Gathering a field list (this may take a moment.)\n"
]
}
],
Expand All @@ -100,19 +100,19 @@
"right_edge = ds.domain_center + ds.arr([40, 40, 40], 'kpc')\n",
"res = (600, 600, 600)\n",
"\n",
"yt_scene.add_to_viewer(viewer,\n",
" ds,\n",
" (\"enzo\", \"Temperature\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge,\n",
" resolution= res)\n",
"yt_scene.add_region(viewer,\n",
" ds,\n",
" (\"enzo\", \"Temperature\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge,\n",
" resolution= res)\n",
"\n",
"yt_scene.add_to_viewer(viewer,\n",
" ds,\n",
" (\"enzo\", \"Density\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge,\n",
" resolution = res)"
"yt_scene.add_region(viewer,\n",
" ds,\n",
" (\"enzo\", \"Density\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge,\n",
" resolution = res)"
]
},
{
Expand Down Expand Up @@ -151,19 +151,19 @@
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 6,
"id": "83009ffe-7675-4431-bf8e-5c13c4fc7d29",
"metadata": {},
"outputs": [],
"source": [
"left_edge = ds.domain_center - ds.arr([20, 20, 20], 'kpc')\n",
"right_edge = ds.domain_center + ds.arr([10, 10, 10], 'kpc')\n",
"yt_scene.add_to_viewer(viewer,\n",
" ds,\n",
" (\"enzo\", \"TotalEnergy\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge,\n",
" resolution=(200, 200, 200))"
"yt_scene.add_region(viewer,\n",
" ds,\n",
" (\"enzo\", \"TotalEnergy\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge,\n",
" resolution=(200, 200, 200))"
]
},
{
Expand Down Expand Up @@ -202,7 +202,7 @@
},
{
"cell_type": "code",
"execution_count": 10,
"execution_count": 7,
"id": "c3302d60-eec4-484c-a1fc-9d534351720b",
"metadata": {},
"outputs": [],
Expand All @@ -212,36 +212,36 @@
},
{
"cell_type": "code",
"execution_count": 12,
"execution_count": 8,
"id": "c584f4ab-c6c8-4d8d-93b5-8799cd14f8a8",
"metadata": {},
"outputs": [],
"source": [
"left_edge = ds.domain_center - ds.arr([10, 10, 10], 'kpc')\n",
"right_edge = ds.domain_center + ds.arr([10, 10, 10], 'kpc')\n",
"yt_scene.add_to_viewer(viewer,\n",
" ds,\n",
" (\"enzo\", \"Density\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge, \n",
" resolution=(600, 600, 600),\n",
" colormap=\"magma\",\n",
" contrast_limits=(3.4, 6.4))\n",
"yt_scene.add_region(viewer,\n",
" ds,\n",
" (\"enzo\", \"Density\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge, \n",
" resolution=(600, 600, 600),\n",
" colormap=\"magma\",\n",
" contrast_limits=(3.4, 6.4))\n",
"\n",
"yt_scene.add_to_viewer(viewer,\n",
" ds,\n",
" (\"enzo\", \"Temperature\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge, \n",
" resolution=(300, 300, 300),\n",
" colormap=\"yellow\",\n",
" contrast_limits=(4., 6.),\n",
" opacity=0.6)"
"yt_scene.add_region(viewer,\n",
" ds,\n",
" (\"enzo\", \"Temperature\"),\n",
" left_edge = left_edge,\n",
" right_edge = right_edge, \n",
" resolution=(300, 300, 300),\n",
" colormap=\"yellow\",\n",
" contrast_limits=(4., 6.),\n",
" opacity=0.6)"
]
},
{
"cell_type": "code",
"execution_count": 13,
"execution_count": 9,
"id": "b2f04137-fcfa-4504-a0f5-345ed3b6ec14",
"metadata": {},
"outputs": [],
Expand Down Expand Up @@ -292,7 +292,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.0"
"version": "3.9.16"
}
},
"nbformat": 4,
Expand Down
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