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comparison src/SbpOperators/stencil.jl @ 1057:0728e84af0dc feature/nested_stencils

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Add length method for stencils (grafted from 0be29e65521e8a5183c81d90c1163fe7c93dfffe)
author Jonatan Werpers <jonatan@werpers.com>
date Mon, 07 Feb 2022 14:34:03 +0100
parents fe83ea1db953
children 54e36688dab8
comparison
equal deleted inserted replaced
1056:fe83ea1db953 1057:0728e84af0dc
47 """ 47 """
48 function scale(s::Stencil, a) 48 function scale(s::Stencil, a)
49 return Stencil(s.range, a.*s.weights) 49 return Stencil(s.range, a.*s.weights)
50 end 50 end
51 51
52 Base.eltype(::Stencil{T}) where T = T 52 Base.eltype(::Stencil{T,N}) where {T,N} = T
53 Base.length(::Stencil{T,N}) where {T,N} = N
53 54
54 function flip(s::Stencil) 55 function flip(s::Stencil)
55 range = (-s.range[2], -s.range[1]) 56 range = (-s.range[2], -s.range[1])
56 return Stencil(range, reverse(s.weights)) 57 return Stencil(range, reverse(s.weights))
57 end 58 end