! //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// ! ! ! Maintainers : support@fluidnumerics.com ! Official Repository : https://github.com/FluidNumerics/self/ ! ! Copyright © 2024 Fluid Numerics LLC ! ! Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: ! ! 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. ! ! 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in ! the documentation and/or other materials provided with the distribution. ! ! 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from ! this software without specific prior written permission. ! ! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ! LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ! HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ! LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ! THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF ! THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ! ! //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// ! module SELF_MappedVector_3D use SELF_MappedVector_3D_t use SELF_GPU use SELF_GPUInterfaces use SELF_GPUBLAS use iso_c_binding implicit none type,extends(MappedVector3D_t),public :: MappedVector3D contains procedure,public :: SideExchange => SideExchange_MappedVector3D procedure,public :: MPIExchangeAsync => MPIExchangeAsync_MappedVector3D generic,public :: MappedDivergence => MappedDivergence_MappedVector3D procedure,private :: MappedDivergence_MappedVector3D generic,public :: MappedDGDivergence => MappedDGDivergence_MappedVector3D procedure,private :: MappedDGDivergence_MappedVector3D procedure,public :: SetInteriorFromEquation => SetInteriorFromEquation_MappedVector3D endtype MappedVector3D interface subroutine ContravariantProjection_3D_gpu(f,dsdx,N,nvar,nel) & bind(c,name="ContravariantProjection_3D_gpu") use iso_c_binding implicit none type(c_ptr),value :: f,dsdx integer(c_int),value :: N,nvar,nel endsubroutine ContravariantProjection_3D_gpu endinterface contains subroutine SetInteriorFromEquation_MappedVector3D(this,geometry,time) !! Sets the this % interior attribute using the eqn attribute, !! geometry (for physical positions), and provided simulation time. implicit none class(MappedVector3D),intent(inout) :: this type(SEMHex),intent(in) :: geometry real(prec),intent(in) :: time ! Local integer :: i,j,k,iEl,iVar real(prec) :: x real(prec) :: y real(prec) :: z do iVar = 1,this%nVar do iEl = 1,this%nElem do k = 1,this%interp%N+1 do j = 1,this%interp%N+1 do i = 1,this%interp%N+1 ! Get the mesh positions x = geometry%x%interior(i,j,k,iEl,1,1) y = geometry%x%interior(i,j,k,iEl,1,2) z = geometry%x%interior(i,j,k,iEl,1,3) this%interior(i,j,k,iEl,iVar,1) = & this%eqn(1+3*(iVar-1))%Evaluate((/x,y,z,time/)) this%interior(i,j,k,iEl,iVar,2) = & this%eqn(2+3*(iVar-1))%Evaluate((/x,y,z,time/)) this%interior(i,j,k,iEl,iVar,3) = & this%eqn(3+3*(iVar-1))%Evaluate((/x,y,z,time/)) enddo enddo enddo enddo enddo call gpuCheck(hipMemcpy(this%interior_gpu,c_loc(this%interior),sizeof(this%interior),hipMemcpyHostToDevice)) endsubroutine SetInteriorFromEquation_MappedVector3D subroutine MPIExchangeAsync_MappedVector3D(this,mesh) implicit none class(MappedVector3D),intent(inout) :: this type(Mesh3D),intent(inout) :: mesh ! Local integer :: e1,s1,e2,s2,ivar,idir integer :: globalSideId,r2,tag integer :: iError integer :: msgCount real(prec),pointer :: boundary(:,:,:,:,:,:) real(prec),pointer :: extboundary(:,:,:,:,:,:) msgCount = 0 call c_f_pointer(this%boundary_gpu,boundary,[this%interp%N+1,this%interp%N+1,6,this%nelem,this%nvar,3]) call c_f_pointer(this%extboundary_gpu,extboundary,[this%interp%N+1,this%interp%N+1,6,this%nelem,this%nvar,3]) do idir = 1,3 do ivar = 1,this%nvar do e1 = 1,this%nElem do s1 = 1,6 e2 = mesh%sideInfo(3,s1,e1) ! Neighbor Element if(e2 > 0) then r2 = mesh%decomp%elemToRank(e2) ! Neighbor Rank if(r2 /= mesh%decomp%rankId) then s2 = mesh%sideInfo(4,s1,e1)/10 globalSideId = abs(mesh%sideInfo(2,s1,e1)) ! create unique tag for each side and each variable tag = globalsideid+mesh%nUniqueSides*(ivar-1+this%nvar*(idir-1)) msgCount = msgCount+1 call MPI_IRECV(extBoundary(:,:,s1,e1,ivar,idir), & (this%interp%N+1)*(this%interp%N+1), & mesh%decomp%mpiPrec, & r2,tag, & mesh%decomp%mpiComm, & mesh%decomp%requests(msgCount),iError) msgCount = msgCount+1 call MPI_ISEND(boundary(:,:,s1,e1,ivar,idir), & (this%interp%N+1)*(this%interp%N+1), & mesh%decomp%mpiPrec, & r2,tag, & mesh%decomp%mpiComm, & mesh%decomp%requests(msgCount),iError) endif endif enddo enddo enddo enddo mesh%decomp%msgCount = msgCount endsubroutine MPIExchangeAsync_MappedVector3D subroutine SideExchange_MappedVector3D(this,mesh) implicit none class(MappedVector3D),intent(inout) :: this type(Mesh3D),intent(inout) :: mesh ! Local integer :: offset offset = mesh%decomp%offsetElem(mesh%decomp%rankId+1) if(mesh%decomp%mpiEnabled) then call this%MPIExchangeAsync(mesh) endif call SideExchange_3D_gpu(this%extboundary_gpu, & this%boundary_gpu,mesh%sideinfo_gpu,mesh%decomp%elemToRank_gpu, & mesh%decomp%rankid,offset,this%interp%N,3*this%nvar,this%nelem) if(mesh%decomp%mpiEnabled) then call mesh%decomp%FinalizeMPIExchangeAsync() ! Apply side flips for data exchanged with MPI call ApplyFlip_3D_gpu(this%extboundary_gpu,mesh%sideInfo_gpu, & mesh%decomp%elemToRank_gpu,mesh%decomp%rankId, & offset,this%interp%N,3*this%nVar,this%nElem) endif endsubroutine SideExchange_MappedVector3D subroutine MappedDivergence_MappedVector3D(this,df) ! Strong Form Operator ! ! implicit none class(MappedVector3D),intent(in) :: this type(c_ptr),intent(inout) :: df ! Contravariant projection call ContravariantProjection_3D_gpu(this%interior_gpu, & this%geometry%dsdx%interior_gpu,this%interp%N,this%nvar,this%nelem) call Divergence_3D_gpu(this%interior_gpu,df,this%interp%dMatrix_gpu, & this%interp%N,this%nvar,this%nelem) call JacobianWeight_3D_gpu(df,this%geometry%J%interior_gpu,this%interp%N,this%nVar,this%nelem) endsubroutine MappedDivergence_MappedVector3D subroutine MappedDGDivergence_MappedVector3D(this,df) !! Computes the divergence of a 3-D vector using the weak form !! On input, the attribute of the vector !! is assigned and the attribute is set to the physical !! directions of the vector. This method will project the vector !! onto the contravariant basis vectors. implicit none class(MappedVector3D),intent(in) :: this type(c_ptr),intent(inout) :: df ! Contravariant projection call ContravariantProjection_3D_gpu(this%interior_gpu, & this%geometry%dsdx%interior_gpu,this%interp%N,this%nvar,this%nelem) call Divergence_3D_gpu(this%interior_gpu,df,this%interp%dgMatrix_gpu, & this%interp%N,this%nvar,this%nelem) ! Boundary terms call DG_BoundaryContribution_3D_gpu(this%interp%bmatrix_gpu,this%interp%qweights_gpu, & this%boundarynormal_gpu,df,this%interp%N,this%nvar,this%nelem) call JacobianWeight_3D_gpu(df,this%geometry%J%interior_gpu,this%interp%N,this%nVar,this%nelem) endsubroutine MappedDGDivergence_MappedVector3D endmodule SELF_MappedVector_3D