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comparison src/SbpOperators/boundaryops/boundary_restriction.jl @ 866:1784b1c0af3e feature/laplace_opset

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Merge with default
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Wed, 19 Jan 2022 14:44:24 +0100
parents beae513ef8b3
children 86776d06b883
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865:545a6c1a0a0e 866:1784b1c0af3e
7 `e` is the restriction of a grid function to the boundary specified by `boundary` or `region` using some `closure_stencil`. 7 `e` is the restriction of a grid function to the boundary specified by `boundary` or `region` using some `closure_stencil`.
8 `e'` is the prolongation of a grid function on the boundary to the whole grid using the same `closure_stencil`. 8 `e'` is the prolongation of a grid function on the boundary to the whole grid using the same `closure_stencil`.
9 On a one-dimensional `grid`, `e` is a `BoundaryOperator`. On a multi-dimensional `grid`, `e` is the inflation of 9 On a one-dimensional `grid`, `e` is a `BoundaryOperator`. On a multi-dimensional `grid`, `e` is the inflation of
10 a `BoundaryOperator`. Also see the documentation of `SbpOperators.boundary_operator(...)` for more details. 10 a `BoundaryOperator`. Also see the documentation of `SbpOperators.boundary_operator(...)` for more details.
11 """ 11 """
12 boundary_restriction(grid::EquidistantGrid, closure_stencil::Stencil, boundary::CartesianBoundary) = SbpOperators.boundary_operator(grid, closure_stencil, boundary) 12 function boundary_restriction(grid::EquidistantGrid, closure_stencil, boundary::CartesianBoundary)
13 boundary_restriction(grid::EquidistantGrid{1}, closure_stencil::Stencil, region::Region) = boundary_restriction(grid, closure_stencil, CartesianBoundary{1,typeof(region)}()) 13 converted_stencil = convert(Stencil{eltype(grid)}, closure_stencil)
14 return SbpOperators.boundary_operator(grid, converted_stencil, boundary)
15 end
16 boundary_restriction(grid::EquidistantGrid{1}, closure_stencil, region::Region) = boundary_restriction(grid, closure_stencil, CartesianBoundary{1,typeof(region)}())
14 17
15 export boundary_restriction 18 export boundary_restriction