-
Notifications
You must be signed in to change notification settings - Fork 6
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
7 changed files
with
309 additions
and
85 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,220 @@ | ||
| # The original 3D containers were designed for CPU arrays specifically. Here, | ||
| # we create the corresponding 3D containers for holding GPU arrays, which helps | ||
| # avoid multiple data transfers between the CPU and GPU. | ||
|
|
||
| # Container data structure for DG elements | ||
| mutable struct ElementContainerGPU3D{RealT <: Real, uEltype <: Real} <: AbstractContainer | ||
| inverse_jacobian::CuArray{RealT, 1} | ||
| node_coordinates::CuArray{RealT, 5} | ||
| surface_flux_values::CuArray{uEltype, 5} | ||
| cell_ids::CuArray{Int, 1} | ||
|
|
||
| # Inner constructor | ||
| # Inner constructor | ||
| function ElementContainerGPU3D{RealT, uEltype}(dims_inverse_jacobian::NTuple{1, Int}, | ||
| dims_node_coordinates::NTuple{5, Int}, | ||
| dims_surface_flux_values::NTuple{5, Int}, | ||
| dims_cell_ids::NTuple{1, Int}) where { | ||
| RealT, | ||
| uEltype <: | ||
| Real | ||
| } | ||
| inverse_jacobian = CuArray{RealT}(undef, dims_inverse_jacobian...) | ||
| node_coordinates = CuArray{RealT}(undef, dims_node_coordinates...) | ||
| surface_flux_values = CuArray{uEltype}(undef, dims_surface_flux_values...) | ||
| cell_ids = CuArray{Int}(undef, dims_cell_ids...) | ||
|
|
||
| new(inverse_jacobian, node_coordinates, surface_flux_values, cell_ids) | ||
| end | ||
| end | ||
|
|
||
| @inline nelements(elements::ElementContainerGPU3D) = length(elements.cell_ids) | ||
|
|
||
| # Copy arrays from DG elements to GPU | ||
| function copy_elements(elements::ElementContainer3D) | ||
| dims_inverse_jacobian = size(elements.inverse_jacobian) | ||
| dims_node_coordinates = size(elements.node_coordinates) | ||
| dims_surface_flux_values = size(elements.surface_flux_values) | ||
| dims_cell_ids = size(elements.cell_ids) | ||
|
|
||
| RealT = eltype(elements.inverse_jacobian) | ||
| uEltype = eltype(elements.surface_flux_values) | ||
|
|
||
| elements_gpu = ElementContainerGPU3D{RealT, uEltype}(dims_inverse_jacobian, | ||
| dims_node_coordinates, | ||
| dims_surface_flux_values, | ||
| dims_cell_ids) | ||
|
|
||
| elements_gpu.inverse_jacobian = CuArray(elements.inverse_jacobian) | ||
| elements_gpu.node_coordinates = CuArray(elements.node_coordinates) | ||
| elements_gpu.surface_flux_values = CuArray(elements.surface_flux_values) | ||
| elements_gpu.cell_ids = CuArray(elements.cell_ids) | ||
|
|
||
| return elements_gpu | ||
| end | ||
|
|
||
| # Container data structure for DG interfaces | ||
| mutable struct InterfaceContainerGPU3D{uEltype <: Real} <: AbstractContainer | ||
| u::CuArray{uEltype, 5} | ||
| neighbor_ids::CuArray{Int, 2} | ||
| orientations::CuArray{Int, 1} | ||
|
|
||
| # Inner constructor | ||
| function InterfaceContainerGPU3D{uEltype}(dims_u::NTuple{5, Int}, | ||
| dims_neighbor_ids::NTuple{2, Int}, | ||
| dims_orientations::NTuple{1, Int}) where { | ||
| uEltype <: | ||
| Real | ||
| } | ||
| u = CuArray{uEltype}(undef, dims_u...) | ||
| neighbor_ids = CuArray{Int}(undef, dims_neighbor_ids...) | ||
| orientations = CuArray{Int}(undef, dims_orientations...) | ||
|
|
||
| new(u, neighbor_ids, orientations) | ||
| end | ||
| end | ||
|
|
||
| @inline ninterfaces(interfaces::InterfaceContainerGPU3D) = length(interfaces.orientations) | ||
|
|
||
| # Copy arrays from DG interfaces to GPU | ||
| function copy_interfaces(interfaces::InterfaceContainer3D) | ||
| dims_u = size(interfaces.u) | ||
| dims_neighbor_ids = size(interfaces.neighbor_ids) | ||
| dims_orientations = size(interfaces.orientations) | ||
|
|
||
| uEltype = eltype(interfaces.u) | ||
|
|
||
| interfaces_gpu = InterfaceContainerGPU3D{uEltype}(dims_u, | ||
| dims_neighbor_ids, | ||
| dims_orientations) | ||
|
|
||
| interfaces_gpu.u = CuArray(interfaces.u) | ||
| interfaces_gpu.neighbor_ids = CuArray(interfaces.neighbor_ids) | ||
| interfaces_gpu.orientations = CuArray(interfaces.orientations) | ||
|
|
||
| return interfaces_gpu | ||
| end | ||
|
|
||
| # Container data structure for DG boundaries | ||
| mutable struct BoundaryContainerGPU3D{RealT <: Real, uEltype <: Real} <: AbstractContainer | ||
| u::CuArray{uEltype, 5} | ||
| neighbor_ids::CuArray{Int, 1} | ||
| orientations::CuArray{Int, 1} | ||
| neighbor_sides::CuArray{Int, 1} | ||
| node_coordinates::CuArray{RealT, 4} | ||
| n_boundaries_per_direction::CuArray{Int, 1} | ||
|
|
||
| # Inner constructor | ||
| function BoundaryContainerGPU3D{RealT, uEltype}(dims_u::NTuple{5, Int}, | ||
| dims_neighbor_ids::NTuple{1, Int}, | ||
| dims_orientations::NTuple{1, Int}, | ||
| dims_neighbor_sides::NTuple{1, Int}, | ||
| dims_node_coordinates::NTuple{4, Int}, | ||
| dims_n_boundaries_per_direction::NTuple{1, Int}) where { | ||
| RealT, | ||
| uEltype <: | ||
| Real | ||
| } | ||
| u = CuArray{uEltype}(undef, dims_u...) | ||
| neighbor_ids = CuArray{Int}(undef, dims_neighbor_ids...) | ||
| orientations = CuArray{Int}(undef, dims_orientations...) | ||
| neighbor_sides = CuArray{Int}(undef, dims_neighbor_sides...) | ||
| node_coordinates = CuArray{RealT}(undef, dims_node_coordinates...) | ||
| n_boundaries_per_direction = CuArray{Int}(undef, dims_n_boundaries_per_direction...) | ||
|
|
||
| new(u, neighbor_ids, orientations, neighbor_sides, node_coordinates, | ||
| n_boundaries_per_direction) | ||
| end | ||
| end | ||
|
|
||
| # Copy arrays from DG boundaries to GPU | ||
| function copy_boundaries(boundaries::BoundaryContainer3D) | ||
| dims_u = size(boundaries.u) | ||
| dims_neighbor_ids = size(boundaries.neighbor_ids) | ||
| dims_orientations = size(boundaries.orientations) | ||
| dims_neighbor_sides = size(boundaries.neighbor_sides) | ||
| dims_node_coordinates = size(boundaries.node_coordinates) | ||
| dims_n_boundaries_per_direction = size(boundaries.n_boundaries_per_direction) | ||
|
|
||
| RealT = eltype(boundaries.node_coordinates) | ||
| uEltype = eltype(boundaries.u) | ||
|
|
||
| boundaries_gpu = BoundaryContainerGPU3D{RealT, uEltype}(dims_u, | ||
| dims_neighbor_ids, | ||
| dims_orientations, | ||
| dims_neighbor_sides, | ||
| dims_node_coordinates, | ||
| dims_n_boundaries_per_direction) | ||
|
|
||
| boundaries_gpu.u = CuArray(boundaries.u) | ||
| boundaries_gpu.neighbor_ids = CuArray(boundaries.neighbor_ids) | ||
| boundaries_gpu.orientations = CuArray(boundaries.orientations) | ||
| boundaries_gpu.neighbor_sides = CuArray(boundaries.neighbor_sides) | ||
| boundaries_gpu.node_coordinates = CuArray(boundaries.node_coordinates) | ||
| boundaries_gpu.n_boundaries_per_direction = CuArray(boundaries.n_boundaries_per_direction) | ||
|
|
||
| return boundaries_gpu | ||
| end | ||
|
|
||
| # Container data structure for DG mortars | ||
| mutable struct L2MortarContainerGPU3D{uEltype <: Real} <: AbstractContainer | ||
| u_upper_left::CuArray{uEltype, 5} | ||
| u_upper_right::CuArray{uEltype, 5} | ||
| u_lower_left::CuArray{uEltype, 5} | ||
| u_lower_right::CuArray{uEltype, 5} | ||
| neighbor_ids::CuArray{Int, 2} | ||
| large_sides::CuArray{Int, 1} # Large sides: left -> 1, right -> 2 | ||
| orientations::CuArray{Int, 1} | ||
|
|
||
| # Inner constructor | ||
| function L2MortarContainerGPU3D{uEltype}(dims_u_upper_left::NTuple{5, Int}, | ||
| dims_u_upper_right::NTuple{5, Int}, | ||
| dims_u_lower_left::NTuple{5, Int}, | ||
| dims_u_lower_right::NTuple{5, Int}, | ||
| dims_neighbor_ids::NTuple{2, Int}, | ||
| dims_large_sides::NTuple{1, Int}, | ||
| dims_orientations::NTuple{1, Int}) where { | ||
| uEltype <: | ||
| Real | ||
| } | ||
| u_upper_left = CUDA.zeros(dims_u_upper_left...) # initialize with zeros | ||
| u_upper_right = CUDA.zeros(dims_u_upper_right...) # initialize with zeros | ||
| u_lower_left = CUDA.zeros(dims_u_lower_left...) # initialize with zeros | ||
| u_lower_right = CUDA.zeros(dims_u_lower_right...) # initialize with zeros | ||
| neighbor_ids = CuArray{Int}(undef, dims_neighbor_ids...) | ||
| large_sides = CuArray{Int}(undef, dims_large_sides...) | ||
| orientations = CuArray{Int}(undef, dims_orientations...) | ||
|
|
||
| new(u_upper_left, u_upper_right, u_lower_left, u_lower_right, | ||
| neighbor_ids, large_sides, orientations) | ||
| end | ||
| end | ||
|
|
||
| @inline nmortars(l2mortars::L2MortarContainerGPU3D) = length(l2mortars.orientations) | ||
|
|
||
| # Copy arrays from DG mortars to GPU | ||
| function copy_mortars(mortars::L2MortarContainer3D) | ||
| dims_u_upper_left = size(mortars.u_upper_left) | ||
| dims_u_upper_right = size(mortars.u_upper_right) | ||
| dims_u_lower_left = size(mortars.u_lower_left) | ||
| dims_u_lower_right = size(mortars.u_lower_right) | ||
| dims_neighbor_ids = size(mortars.neighbor_ids) | ||
| dims_large_sides = size(mortars.large_sides) | ||
| dims_orientations = size(mortars.orientations) | ||
|
|
||
| uEltype = eltype(mortars.u_upper_left) | ||
|
|
||
| mortars_gpu = L2MortarContainerGPU3D{uEltype}(dims_u_upper_left, | ||
| dims_u_upper_right, | ||
| dims_u_lower_left, | ||
| dims_u_lower_right, | ||
| dims_neighbor_ids, | ||
| dims_large_sides, | ||
| dims_orientations) | ||
|
|
||
| mortars_gpu.neighbor_ids = CuArray(mortars.neighbor_ids) | ||
| mortars_gpu.large_sides = CuArray(mortars.large_sides) | ||
| mortars_gpu.orientations = CuArray(mortars.orientations) | ||
|
|
||
| return mortars_gpu | ||
| end |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.