lattice/latticegpu.jl
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SF boundary conditions for Wilson action conserve energy

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This commit is contained in:
Alberto Ramos 2021-10-24 16:47:41 +02:00
parent 74e22502e3
commit ee1776c665
6 changed files with 136 additions and 49 deletions
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27
src/YM/YMfields.jl
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@ -34,7 +34,7 @@ function randomize!(f, lp::SpaceParm, ymws::YMworkspace)
return nothing
end
function krnl_assign_SU3!(frc, m, lp::SpaceParm{N,M,BC_PERIODIC,D}) where {N,M,D}
function krnl_assign_SU3!(frc::AbstractArray{T}, m, lp::SpaceParm{N,M,BC_PERIODIC,D}) where {T,N,M,D}
b, r = CUDA.threadIdx().x, CUDA.blockIdx().x
for id in 1:lp.ndim
@ -45,6 +45,31 @@ function krnl_assign_SU3!(frc, m, lp::SpaceParm{N,M,BC_PERIODIC,D}) where {N,M,D
return nothing
end
function krnl_assign_SU3!(frc::AbstractArray{T}, m, lp::SpaceParm{N,M,B,D}) where {T,N,M,B,D}
b, r = CUDA.threadIdx().x, CUDA.blockIdx().x
it = point_time((b,r), lp)
if ((B==BC_SF_AFWB)||(B==BC_SF_ORBI))
if it == 1
for id in 1:lp.ndim-1
frc[b,id,r] = zero(T)
end
frc[b,N,r] = SU3alg(m[b,N,1,r], m[b,N,2,r], m[b,N,3,r],
m[b,N,4,r], m[b,N,5,r], m[b,N,6,r],
m[b,N,7,r], m[b,N,8,r])
else
for id in 1:lp.ndim
frc[b,id,r] = SU3alg(m[b,id,1,r], m[b,id,2,r], m[b,id,3,r],
m[b,id,4,r], m[b,id,5,r], m[b,id,6,r],
m[b,id,7,r], m[b,id,8,r])
end
end
end
return nothing
end
function krnl_assign_SU2!(frc, m, lp::SpaceParm{N,M,BC_PERIODIC,D}) where {N,M,D}
b, r = CUDA.threadIdx().x, CUDA.blockIdx().x