annotate src/Grids/grid.jl @ 1234:8806f4cd6fee refactor/grids

Move ZeroDimGrid to its own file
author Jonatan Werpers <jonatan@werpers.com>
date Sun, 19 Feb 2023 22:20:44 +0100
parents 3924c1f6ec6d
children 917cb8acbc17
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1 """
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2 Grid{T,D,RD} <: AbstractArray{T,D}
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3
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4 The top level type for grids.
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6 Should implement
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7 # TBD:
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8 """
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9 #TBD: Does all the kinds of grids we want fit with this interface?
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10 # Multigrid?
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11 # Unstructured?
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12 # Triangular structured grids?
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13 # Non-simply connected?
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14 #
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15 # Maybe it shouldn't be an abstract array after all?
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16 abstract type Grid{T,D,RD} <: AbstractArray{T,D} end
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17
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19 Base.ndims(::Grid{T,D,RD}) where {T,D,RD} = D # nidms borde nog vara antalet index som används för att indexera nätet. Snarare än vilken dimension nätet har (tänk ostrukturerat)
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20 nrangedims(::Grid{T,D,RD}) where {T,D,RD} = RD
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21 Base.eltype(::Grid{T,D,RD}) where {T,D,RD} = T # vad ska eltype vara? Inte T väl... en vektor? SVector{T,D}?
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22
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23 function eval_on(::Grid) end # TODO: Should return a LazyArray and index the grid
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24 function refine(::Grid) end
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25 function coarsen(::Grid) end # Should this be here? What if it is not possible?
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26
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27 """
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28 # TODO
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29 """
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30 function boundary_identifiers end
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31 """
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32 # TODO
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33 """
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34 function boundary_grid end
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36
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37 # TODO: Make sure that all grids implement all of the above.
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39 """
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40 dims(grid::Grid)
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42 Enumerate the dimensions of the grid.
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43 """
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44 dims(grid::Grid) = 1:ndims(grid)
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48 # TBD: New file grid_functions.jl?
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50 """
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51 getcomponent(gfun, I::Vararg{Int})
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53 Return one of the components of gfun as a grid function.
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54 """
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55 # Should it be lazy? Could it be a view?
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56 function getcomponent(gfun, I::Vararg{Int}) end
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57 # function getcomponent(gfun, s::Symbol) end ?