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lazarusA authored Dec 17, 2024
2 parents fa39711 + 45f3c36 commit 149d6c8
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3 changes: 1 addition & 2 deletions docs/Project.toml
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
[deps]
AlgebraOfGraphics = "cbdf2221-f076-402e-a563-3d30da359d67"
ArchGDAL = "c9ce4bd3-c3d5-55b8-8973-c0e20141b8c3"
BenchmarkTools = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
Bonito = "824d6782-a2ef-11e9-3a09-e5662e0c26f8"
CFTime = "179af706-886a-5703-950a-314cd64e0468"
CairoMakie = "13f3f980-e62b-5c42-98c6-ff1f3baf88f0"
DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
Expand All @@ -27,7 +27,6 @@ PlotUtils = "995b91a9-d308-5afd-9ec6-746e21dbc043"
SkipNan = "aed68c70-c8b0-4309-8cd1-d392a74f991a"
Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
TimeSeries = "9e3dc215-6440-5c97-bce1-76c03772f85e"
WGLMakie = "276b4fcb-3e11-5398-bf8b-a0c2d153d008"
WeightedOnlineStats = "bbac0a1f-7c9d-5672-960b-c6ca726e5d5d"
YAXArrayBase = "90b8fcef-0c2d-428d-9c56-5f86629e9d14"
YAXArrays = "c21b50f5-aa40-41ea-b809-c0f5e47bfa5c"
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7 changes: 5 additions & 2 deletions docs/src/UserGuide/group.md
Original file line number Diff line number Diff line change
Expand Up @@ -65,8 +65,11 @@ end
````
:::

> [!IMPORTANT]
> In what follows, note how we are referencing the _time_ dimension via _YAX.time_. This approach is used to avoid name clashes with _time_ (_Time_) from **Base** (**Dates**). For convenience, we have defined the **Dimensions** _time_ and _Time_ in **YAXArrays.jl**, which are only accessible when explicitly called.
::: info

In what follows, note how we are referencing the time dimension via `YAX.time`. This approach is used to avoid name clashes with `time` (`Time`) from **Base** (**Dates**). For convenience, we have defined the **Dimensions** `time` and `Time` in **YAXArrays.jl**, which are only accessible when explicitly called.

:::

Now, we continue with the `groupby` operations as usual

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151 changes: 136 additions & 15 deletions docs/src/tutorials/plottingmaps.md
Original file line number Diff line number Diff line change
Expand Up @@ -29,9 +29,9 @@ nothing # hide
use lookup to get axis values

````@example plots
lon = lookup(ct1_slice, :lon)
lat = lookup(ct1_slice, :lat)
data = ct1_slice.data[:,:];
lon_d = lookup(ct1_slice, :lon)
lat_d = lookup(ct1_slice, :lat)
data_d = ct1_slice.data[:,:];
nothing # hide
````

Expand All @@ -50,9 +50,9 @@ fig
Some transformations

````@example plots
δlon = (lon[2]-lon[1])/2
nlon = lon .- 180 .+ δlon
ndata = circshift(data, (192,1))
δlon = (lon_d[2] - lon_d[1])/2
nlon = lon_d .- 180 .+ δlon
ndata = circshift(data_d, (192,1))
nothing # hide
````

Expand All @@ -61,7 +61,7 @@ and add Coastlines with `GeoMakie.coastlines()`,
````@example plots
fig = Figure(;size=(1200,600))
ax = GeoAxis(fig[1,1])
surface!(ax, nlon, lat, ndata; colormap = :seaborn_icefire_gradient, shading=false)
surface!(ax, nlon, lat_d, ndata; colormap = :seaborn_icefire_gradient, shading=false)
cl=lines!(ax, GeoMakie.coastlines(), color = :white, linewidth=0.85)
translate!(cl, 0, 0, 1000)
fig
Expand All @@ -71,20 +71,18 @@ fig
````@example plots
fig = Figure(; size=(1200,600))
ax = GeoAxis(fig[1,1]; dest = "+proj=moll")
surface!(ax, nlon, lat, ndata; colormap = :seaborn_icefire_gradient, shading=false)
surface!(ax, nlon, lat_d, ndata; colormap = :seaborn_icefire_gradient, shading=false)
cl=lines!(ax, GeoMakie.coastlines(), color = :white, linewidth=0.85)
translate!(cl, 0, 0, 1000)
fig
````

## 3D sphere plot

````julia
using Bonito, WGLMakie
Page(exportable=true, offline=true)

WGLMakie.activate!()
Makie.inline!(true) # Make sure to inline plots into Documenter output!
````@example plots
using GLMakie
using GLMakie.GeometryBasics
GLMakie.activate!()
ds = replace(ndata, missing =>NaN)
sphere = uv_normal_mesh(Tesselation(Sphere(Point3f(0), 1), 128))
Expand All @@ -95,7 +93,130 @@ mesh!(ax, sphere; color = ds'[end:-1:1,:], shading=false,
colormap = :seaborn_icefire_gradient)
zoom!(ax.scene, cameracontrols(ax.scene), 0.5)
rotate!(ax.scene, 2.5)
fig
display(fig, update=false)
````

## AlgebraOfGraphics.jl

::: info

From [DimensionalData docs](https://rafaqz.github.io/DimensionalData.jl/stable/plots#algebraofgraphics-jl) :

**AlgebraOfGraphics.jl** is a high-level plotting library built on top of `Makie.jl` that provides a declarative algebra for creating complex visualizations, similar to **ggplot2**'s "grammar of graphics" in R. It allows you to construct plots using algebraic operations like `*` and `+`, making it easy to create sophisticated graphics with minimal code.

:::


````@example AoG
using YAXArrays, Zarr, Dates
using GLMakie
using AlgebraOfGraphics
using GLMakie.GeometryBasics
GLMakie.activate!()
````

let's continue using the cmip6 dataset

````@example AoG
store ="gs://cmip6/CMIP6/ScenarioMIP/DKRZ/MPI-ESM1-2-HR/ssp585/r1i1p1f1/3hr/tas/gn/v20190710/"
g = open_dataset(zopen(store, consolidated=true))
c = g["tas"];
nothing # hide
````

and let's focus on the first time step:

````@example AoG
dim_data = readcubedata(c[time=1]); # read into memory first!
nothing # hide
````

and now plot

````@example AoG
data(dim_data) * mapping(:lon, :lat; color=:value) * visual(Scatter) |> draw
````

::: warning

Note that we are using a `Scatter` type per point and not the `Heatmap` one. There are workarounds for this, albeit cumbersome, so for now, let's keep this simpler syntax in mind along with the current approach being used.

:::

set other attributes

````@example AoG
plt = data(dim_data) * mapping(:lon, :lat; color=:value)
draw(plt * visual(Scatter, marker=:rect), scales(Color = (; colormap = :plasma));
axis = (width = 600, height = 400, limits=(0, 360, -90, 90)))
````

### Faceting

For this let's consider more time steps from our dataset:

````@example AoG
using Dates
dim_time = c[time=DateTime("2015-01-01") .. DateTime("2015-01-01T21:00:00")] # subset 7 t steps
````

````@example AoG
dim_time = readcubedata(dim_time); # read into memory first!
nothing # hide
````

````@example AoG
plt = data(dim_time) * mapping(:lon, :lat; color = :value, layout = :time => nonnumeric)
draw(plt * visual(Scatter, marker=:rect))
````

again, let's add some additional attributes

````@example AoG
plt = data(dim_time) * mapping(:lon, :lat; color = :value, layout = :time => nonnumeric)
draw(plt * visual(Scatter, marker=:rect), scales(Color = (; colormap = :magma));
axis = (; limits=(0, 360, -90, 90)),
figure=(; size=(900,600)))
````

most [Makie plot functions](https://docs.makie.org/stable/reference/plots/overview) should work. See `lines` for example

````@example AoG
plt = data(dim_data[lon=50..100]) * mapping(:lat, :value => "tas"; color=:value => "tas")
draw(plt * visual(Lines); figure=(; size=(650,400)))
````

or faceting them

````@example AoG
plt = data(dim_data[lon=50..59]) * mapping(:lat, :value => "tas"; color=:value => "tas",
layout = :lon => nonnumeric)
draw(plt * visual(Lines); figure=(; size=(650,400)))
````
### Time series

For this, let's load a little bit more of time steps

````@example AoG
dim_series = c[time=DateTime("2015-01-01") .. DateTime("2015-01-04"), lon = 150 .. 157, lat = 0..1] |> readcubedata
````

and plot

````@example AoG
plt = data(dim_series) * mapping(:time, :value => "tas"; color=:lon => nonnumeric)
draw(plt * visual(ScatterLines), scales(Color = (; palette = :tableau_colorblind));
figure=(; size=(800,400)))
````

### Analysis

Basic statistical [analysis](https://aog.makie.org/stable/generated/analyses/) can also be done, for example:

````@example AoG
specs = data(dim_data[lat=50..55]) * mapping(:lon, :value => "tas"; color=:lat => nonnumeric)
specs *= (smooth() + visual(Scatter))
draw(specs; figure=(; size=(700,400)))
````

For more, visit [AlgebraOfGraphics.jl](https://aog.makie.org/stable/).

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