mo8it/ReCo.jl
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Code Issues Releases Activity

Used CellListMap

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This commit is contained in:
MoBit 2021-12-07 04:19:35 +01:00
parent 750be2d914
commit 2a052cb205
2 changed files with 43 additions and 18 deletions
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12
src/run.jl
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@ -1,6 +1,7 @@
using Random: Random
using JSON3: JSON3
using JLD2: JLD2
using StaticArrays: SVector
function run_sim(
dir::String;
@ -40,6 +41,13 @@ function run_sim(
bundles_dir = "$dir/bundles"
bundle = JLD2.load_object("$bundles_dir/bundle_$n_bundles.jld2")
particles = generate_particles(bundle, sim_consts.N)
particles_c = [SVector(0.0, 0.0) for i in 1:(sim_consts.N)]
for i in 1:(sim_consts.N)
particles_c[i] = SVector(particles[i].c[1], particles[i].c[2])
end
args = (
v=sim_consts.v,
skin_r=skin_r,
@ -56,10 +64,12 @@ function run_sim(
N=sim_consts.N,
l=sim_consts.l,
particle_diameter=sim_consts.particle_diameter,
particles=generate_particles(bundle, sim_consts.N),
particles=particles,
particles_c=particles_c,
verlet_list=[PreVector{Int64}(sim_consts.N - 1) for i in 1:(sim_consts.N - 1)],
n_bundle_snapshots=n_bundle_snapshots,
bundle=Bundle(sim_consts.N, n_bundle_snapshots),
box=Box(SVector(2 * sim_consts.l, 2 * sim_consts.l), skin_r),
)
T0::Float64 = status.T

49
src/simulation.jl
View file

@ -1,30 +1,43 @@
using Dates: Dates, now
using ProgressMeter: @showprogress
using LoopVectorization: @turbo
using Distributions: Normal
using Dates: Dates, now
using CellListMap: Box, CellList, map_pairwise!, UpdateCellList!
import Base: wait
rand_normal01() = rand(Normal(0, 1))
function update_verlet_list!(args)
function push_to_verlet_list(verlet_list, i, j)
if i < j
push!(verlet_list[i], Int64(j))
else
push!(verlet_list[j], Int64(i))
end
return nothing
end
function update_verlet_list!(args, cl)
@simd for pv in args.verlet_list
reset!(pv)
end
for i in 1:(args.N - 1)
p1 = args.particles[i]
for j in (i + 1):(args.N)
p2 = args.particles[j]
overlapping = are_overlapping(p1, p2, args.skin_r², args.l).overlapping
if overlapping
push!(args.verlet_list[i], j)
end
end
for i in 1:(args.N)
args.particles_c[i] = SVector(args.particles[i].c[1], args.particles[i].c[2])
end
return nothing
cl = UpdateCellList!(args.particles_c, args.box, cl; parallel=false)
map_pairwise!(
(x, y, i, j, d2, output) -> push_to_verlet_list(args.verlet_list, i, j),
nothing,
args.box,
cl;
parallel=false,
)
return cl
end
function euler!(args)
@ -84,11 +97,13 @@ function simulate(
)
bundle_snapshot_counter = 0
task::Union{Task,Nothing} = nothing
cl = CellList(args.particles_c, args.box; parallel=false)
start_time = now()
println("Started simulation at $start_time.")
task::Union{Task,Nothing} = nothing
@showprogress 0.6 for (integration_step, t) in enumerate(T0:δt:T)
if (integration_step % n_steps_before_snapshot == 0) && save_data
wait(task)
@ -106,7 +121,7 @@ function simulate(
end
if integration_step % n_steps_before_verlet_list_update == 0
update_verlet_list!(args)
cl = update_verlet_list!(args, cl)
end
euler!(args)