Mercurial > repos > public > sbplib_julia
diff src/Grids/equidistant_grid.jl @ 1736:863385aae454 feature/grids/curvilinear
Merge default
| author | Jonatan Werpers <jonatan@werpers.com> |
|---|---|
| date | Tue, 10 Sep 2024 21:59:10 +0200 |
| parents | 3ac94e8f28b3 b5690ab5f0b8 |
| children | 03894fd7b132 244311761969 871f3f1decea |
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--- a/src/Grids/equidistant_grid.jl Tue Sep 10 21:35:55 2024 +0200 +++ b/src/Grids/equidistant_grid.jl Tue Sep 10 21:59:10 2024 +0200 @@ -49,12 +49,30 @@ min_spacing(g::EquidistantGrid) = spacing(g) +""" + LowerBoundary <: BoundaryIdentifier -boundary_identifiers(::EquidistantGrid) = (Lower(), Upper()) -boundary_grid(g::EquidistantGrid, id::Lower) = ZeroDimGrid(g[begin]) -boundary_grid(g::EquidistantGrid, id::Upper) = ZeroDimGrid(g[end]) -boundary_indices(g::EquidistantGrid, id::Lower) = (1,) -boundary_indices(g::EquidistantGrid, id::Upper) = (length(g),) +Boundary identifier for the the lower (left) boundary of a one-dimensional grid. + +See also: [`BoundaryIdentifier`](@ref) +""" +struct LowerBoundary <: BoundaryIdentifier end + +""" + UpperBoundary <: BoundaryIdentifier + +Boundary identifier for the the upper (right) boundary of a one-dimensional grid. + +See also: [`BoundaryIdentifier`](@ref) +""" +struct UpperBoundary <: BoundaryIdentifier end + + +boundary_identifiers(::EquidistantGrid) = (LowerBoundary(), UpperBoundary()) +boundary_grid(g::EquidistantGrid, id::LowerBoundary) = ZeroDimGrid(g[begin]) +boundary_grid(g::EquidistantGrid, id::UpperBoundary) = ZeroDimGrid(g[end]) +boundary_indices(g::EquidistantGrid, id::LowerBoundary) = (firstindex(g),) +boundary_indices(g::EquidistantGrid, id::UpperBoundary) = (lastindex(g),) """ refine(g::EquidistantGrid, r::Int)