From b98b69a9e36e740c91eb427b9100e5097122a61e Mon Sep 17 00:00:00 2001 From: Nath Date: Mon, 29 Jun 2026 19:40:25 -0400 Subject: [PATCH 01/16] First commit to port --- src/pmpo_c.cpp | 19 +++++++++++++++++++ src/pmpo_c.h | 2 ++ src/pmpo_fortran.f90 | 14 ++++++++++++++ src/pmpo_mesh.cpp | 12 ++++++++++++ src/pmpo_mesh.hpp | 2 ++ 5 files changed, 49 insertions(+) diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index 53c330e1..cc211190 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -1448,6 +1448,20 @@ void polympo_setSolveVelocityMesh_f(MPMesh_ptr p_mpmesh, const int nVertices, in Kokkos::deep_copy(solveVelocity, h_solveVelocity); } +void polympo_setIceAreaVertex_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array){ + //chech validity + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + + PMT_ALWAYS_ASSERT(p_mesh->getNumVertices()==nVertices); + //copy the host array to the device + auto iceArea = p_mesh->getMeshField(); + auto h_iceArea = Kokkos::create_mirror_view(iceArea); + for(int i=0; ip_mesh; + p_mesh->calcOceanStressCoeff(); +} + void polympo_velocity_grid_solve_f(MPMesh_ptr p_mpmesh){ //Temporary grid Solve after calculateDivergence auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; diff --git a/src/pmpo_c.h b/src/pmpo_c.h index 23d78b70..9b759e64 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -106,6 +106,7 @@ void polympo_setElasticTimeStep_f(MPMesh_ptr p_mpmesh, const double elasticTimeS void polympo_setDynamicTimeStep_f(MPMesh_ptr p_mpmesh, const double dynamicTimeStep); void polympo_setSolveStressMesh_f(MPMesh_ptr p_mpmesh, const int nCells, int* array); void polympo_setSolveVelocityMesh_f(MPMesh_ptr p_mpmesh, const int nVertices, int* array); +void polympo_setIceAreaVertex_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); void polympo_calculateStressDivergence_f(MPMesh_ptr p_mpmesh); void polympo_getStressDivergence_f(MPMesh_ptr p_mpmesh, const int nVertices, double* uArray, double* vArray); void polympo_setTotalMassVtx_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); @@ -114,6 +115,7 @@ void polympo_set_surfaceTiltForce_f(MPMesh_ptr p_mpmesh, const int nVertices, do void polympo_set_totalMassVertexfVertex_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); void polympo_set_oceanStress_f(MPMesh_ptr p_mpmesh, const int nVertices, double* uArray, double* vArray); void polympo_set_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); +void polympo_calculate_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh); void polympo_velocity_grid_solve_f(MPMesh_ptr p_mpmesh); void polympo_set_boundary_normal_vertex_f(MPMesh_ptr p_mpmesh, const int nComps, const int nVertices, double* uArray, double* vArray); void polympo_set_free_slip_bc_f(MPMesh_ptr p_mpmesh); diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index d0bb903c..a69cb5b3 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -1011,6 +1011,14 @@ subroutine polympo_setSolveVelocityMesh(mpMesh, nVertices, array) & type(c_ptr), value :: array end subroutine + subroutine polympo_setIceAreaVertex(mpMesh, nVertices, array) & + bind(C, NAME='polympo_setIceAreaVertex_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nVertices + type(c_ptr), value :: array + end subroutine + subroutine polympo_calculateStressDivergence(mpMesh) & bind(C, NAME='polympo_calculateStressDivergence_f') use :: iso_c_binding @@ -1073,6 +1081,12 @@ subroutine polympo_set_oceanStressCoefficient(mpMesh, nVertices, array) & type(c_ptr), value :: array end subroutine + subroutine polympo_calculate_oceanStressCoefficient(mpMesh) & + bind(C, NAME='polympo_calculate_oceanStressCoefficient_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + end subroutine + subroutine polympo_velocity_grid_solve(mpMesh) & bind(C, NAME='polympo_velocity_grid_solve_f') use :: iso_c_binding diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index 0e7849ca..cc89c2d4 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -157,6 +157,18 @@ namespace polyMPO{ }); } + void Mesh::calcOceanStressCoeff(){ + int numVerticesOwned = getNumVerticesOwned(); + auto iceAreaVtx = getMeshField(); + auto oceanStressCoeff = getMeshField(); + auto velocity = getMeshField(); + auto solve_velocity = getMeshField(); + + Kokkos::parallel_for("calcOceanStressCoeff", numVerticesOwned, KOKKOS_LAMBDA(const int vtx){ + if(solve_velocity(vtx) == 0) return; + oceanStressCoeff(vtx, 0) = 0.00536 * 1026.0 * iceAreaVtx(vtx, 0) * sqrt(velocity(vtx, 0)*velocity(vtx, 0) + velocity(vtx, 1)*velocity(vtx, 1)); + }); + } void Mesh::gridSolveGPU(){ //Mesh Fields diff --git a/src/pmpo_mesh.hpp b/src/pmpo_mesh.hpp index a851f114..d85d2a0f 100644 --- a/src/pmpo_mesh.hpp +++ b/src/pmpo_mesh.hpp @@ -271,6 +271,8 @@ class Mesh { double getDynamicTimeStep(){ return dynamicTimeStep_; } + + void calcOceanStressCoeff(); void gridSolveGPU(); void aggregateDeluDyn(); void applyFreeSlipBC(); From 12417d3fcc9a8e628639e1bf54114f9d727f2f81 Mon Sep 17 00:00:00 2001 From: Nath Date: Mon, 29 Jun 2026 21:59:24 -0400 Subject: [PATCH 02/16] Conditional for HALO exchange of nProcsTot=1 in polyMPO --- src/pmpo_c.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index cc211190..d199675a 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -1624,10 +1624,18 @@ void polympo_set_free_slip_bc_f(MPMesh_ptr p_mpmesh){ } void polympo_set_halo_vel_from_owner_f(MPMesh_ptr p_mpmesh){ + + int numProcsTot; + auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; + MPI_Comm comm = p_MPs->getMPIComm(); + MPI_Comm_size(comm, &numProcsTot); + if(numProcsTot == 1) return; + auto mpMesh = ((polyMPO::MPMesh*)p_mpmesh); auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; int numVertices = p_mesh->getNumVertices(); auto vtxFieldVel = p_mesh->getMeshField(); + mpMesh->communicate_and_take_halo_contributions1(vtxFieldVel, numVertices, 2, 1, 1); } From 229c8cb0a8dbc95bd52666c51a295864df090dbd Mon Sep 17 00:00:00 2001 From: Nath Date: Mon, 13 Jul 2026 15:18:22 -0400 Subject: [PATCH 03/16] SetMPArea and modify in strain rate --- src/pmpo_MPMesh.cpp | 11 +++++- src/pmpo_c.cpp | 94 +++++++++++++++++++++++++++++++++++++++++++- src/pmpo_c.h | 4 ++ src/pmpo_fortran.f90 | 32 ++++++++++++++- src/pmpo_mesh.cpp | 7 +++- src/pmpo_mesh.hpp | 11 +++++- 6 files changed, 151 insertions(+), 8 deletions(-) diff --git a/src/pmpo_MPMesh.cpp b/src/pmpo_MPMesh.cpp index 3801dcd9..364fc982 100644 --- a/src/pmpo_MPMesh.cpp +++ b/src/pmpo_MPMesh.cpp @@ -14,11 +14,13 @@ void MPMesh::calculateStrain(){ auto MPsBasisGrads = p_MPs->getData(); auto MPsAppID = p_MPs->getData(); auto MPsStrainRate = p_MPs->getData(); + auto MPsArea = p_MPs->getData(); //Mesh Fields auto tanLatVertexRotatedOverRadius = p_mesh->getMeshField(); auto elm2VtxConn = p_mesh->getElm2VtxConn(); auto velField = p_mesh->getMeshField(); auto solveStress = p_mesh->getMeshField(); + auto elasticTimeStep = p_mesh->getElasticTimeStep(); auto setMPStrainRate = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ if(mask){ @@ -29,7 +31,7 @@ void MPMesh::calculateStrain(){ MPsStrainRate(mp, 2) = 0.0; return; } - + int numVtx = elm2VtxConn(elm,0); double v11 = 0.0; @@ -52,6 +54,8 @@ void MPMesh::calculateStrain(){ MPsStrainRate(mp, 0) = v11 - vTanOverR; MPsStrainRate(mp, 1) = v22; MPsStrainRate(mp, 2) = 0.5*(v12 + v21 + uTanOverR); + + MPsArea(mp, 0) = MPsArea(mp, 0) * exp((v11+v22-vTanOverR)*elasticTimeStep); } }; p_MPs->parallel_for(setMPStrainRate, "setMPStrainRate"); @@ -75,13 +79,16 @@ void MPMesh::calculateStress(const int constitutive_relation){ if(mask){ Vec3d strain_rate (MPsStrainRate(mp, 0), MPsStrainRate(mp, 1), MPsStrainRate(mp, 2)); Vec3d stress(MPsStress(mp, 0), MPsStress(mp, 1), MPsStress(mp, 2)); + double rep_pressure=MPsRepPressure(mp,0); if (constitutive_relation == 1) - constitutive_evp(strain_rate, stress, MPsIcePressure(mp,0), MPsRepPressure(mp,0), MPsArea(mp,0), elasticTimeStep, dampingTimescale); + constitutive_evp(strain_rate, stress, MPsIcePressure(mp,0), rep_pressure, MPsArea(mp,0), elasticTimeStep, dampingTimescale); else if(constitutive_relation == 3) constitutive_linear(strain_rate, stress); + for (int m=0 ; m<3; m++) MPsStress(mp, m) = stress[m]*solveStress(elm); + MPsRepPressure(mp,0)=rep_pressure; } }; p_MPs->parallel_for(setMPStress, "setMPStress"); diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index d199675a..7c8d1585 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -728,7 +728,6 @@ void polympo_getMPStress_f(MPMesh_ptr p_mpmesh, const int nComps, const int numM void polympo_setAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* areaMPHost){ Kokkos::Timer timer; checkMPMeshValid(p_mpmesh); - auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; //Rank information int self; @@ -754,10 +753,34 @@ void polympo_setAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs pumipic::RecordTime("PolyMPO_setMPArea" + std::to_string(self), timer.seconds()); } +void polympo_getAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* areaMPHost) { + Kokkos::Timer timer; + checkMPMeshValid(p_mpmesh); + auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; + + PMT_ALWAYS_ASSERT(nComps == 1); + PMT_ALWAYS_ASSERT(numMPs >= p_MPs->getCount()); + + auto mpArea = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + + Kokkos::View mpAreaCopy("mpAreaCopy", nComps, numMPs); + auto getMPArea = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + mpAreaCopy(0,mpAppID(mp)) = mpArea(mp,0); + } + }; + p_MPs->parallel_for(getMPArea, "getMPArea"); + kkDbl2dViewHostU arrayHost(areaMPHost, nComps, numMPs); + Kokkos::deep_copy(arrayHost, mpAreaCopy); + pumipic::RecordTime("PolyMPO_getMPArea", timer.seconds()); +} + + void polympo_setIcePressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* icePressureMPHost){ Kokkos::Timer timer; checkMPMeshValid(p_mpmesh); - + auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; //Rank information int self; @@ -783,6 +806,73 @@ void polympo_setIcePressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int pumipic::RecordTime("PolyMPO_setIcePressure" + std::to_string(self), timer.seconds()); } +void polympo_setOceanVelocity_f(MPMesh_ptr p_mpmesh, const int nComps, const int nVertices, const double* uArray, const double* vArray){ + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + + PMT_ALWAYS_ASSERT(nComps == vec2d_nEntries); + PMT_ALWAYS_ASSERT(p_mesh->getNumVertices() == nVertices); + //copy the host array to the device + auto oceanVelocity = p_mesh->getMeshField(); + auto h_oceanVelocity = Kokkos::create_mirror_view(oceanVelocity); + for(int i=0; ip_mesh; + int numVerticesOwned = p_mesh->getNumVerticesOwned(); + + auto solveVelocity = p_mesh->getMeshField(); + auto velField = p_mesh->getMeshField(); + auto stress_divUV = p_mesh->getMeshField(); + auto oceanStress = p_mesh->getMeshField(); + + Kokkos::parallel_for("prep_arrays", numVerticesOwned, KOKKOS_LAMBDA(const int vtx){ + if(solveVelocity(vtx)==0){ + for (int k=0; k<2; k ++){ + velField(vtx, k) = 0.0; + stress_divUV(vtx, k) = 0.0; + oceanStress(vtx, k) = 0.0; + } + } + }); +} + +void polympo_setReplacementPressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* replacementPressureMPHost){ + Kokkos::Timer timer; + checkMPMeshValid(p_mpmesh); + + auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; + //Rank information + int self; + MPI_Comm comm = p_MPs->getMPIComm(); + MPI_Comm_rank(comm, &self); + //Asserts + PMT_ALWAYS_ASSERT(nComps == 1); + PMT_ALWAYS_ASSERT(numMPs >= p_MPs->getCount()); + //MP Data + auto mpReplacementPressure = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + + //Copy to device + kkViewHostU mpRepPressure_h(replacementPressureMPHost, nComps, numMPs); + Kokkos::View mpRepPressure_d("mpRepPressureDevice", nComps, numMPs); + Kokkos::deep_copy(mpRepPressure_d, mpRepPressure_h); + //Set in PS + auto setMPRepPressure = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + mpReplacementPressure(mp,0) = mpRepPressure_d(0, mpAppID(mp)); + } + }; + p_MPs->parallel_for(setMPRepPressure, "setMPRepPressure"); + pumipic::RecordTime("PolyMPO_setReplacementPressure" + std::to_string(self), timer.seconds()); +} + void polympo_getReplacementPressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* replacementPressureMPHost){ Kokkos::Timer timer; checkMPMeshValid(p_mpmesh); diff --git a/src/pmpo_c.h b/src/pmpo_c.h index 9b759e64..99ba04f9 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -53,7 +53,11 @@ void polympo_calculateMPStress_f(MPMesh_ptr p_mpmesh, const int constitutive_mod void polympo_setMPStress_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, const double* mpStressIn); void polympo_getMPStress_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* mpStressHost); void polympo_setAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* areaMPHost); +void polympo_getAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* areaMPHost); void polympo_setIcePressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* icePressureMPHost); +void polympo_setOceanVelocity_f(MPMesh_ptr p_mpmesh, const int nComps, const int nVertices, const double* uArray, const double* vArray); +void polympo_subcycle_prep_arrays_f(MPMesh_ptr p_mpmesh); +void polympo_setReplacementPressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* replacementPressureMPHost); void polympo_getReplacementPressureMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* replacementPressureMPHost); //Mesh info diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index a69cb5b3..522f3b22 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -419,6 +419,14 @@ subroutine polympo_setAreaMP(mpMesh, nComps, numMPs, array) & type(c_ptr), value :: array end subroutine + subroutine polympo_getAreaMP(mpMesh, nComps, numMPs, array) & + bind(C, NAME='polympo_getAreaMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, numMPs + type(c_ptr), value :: array + end subroutine + subroutine polympo_setIcePressureMP(mpMesh, nComps, numMPs, array) & bind(C, NAME='polympo_setIcePressureMP_f') use :: iso_c_binding @@ -426,7 +434,29 @@ subroutine polympo_setIcePressureMP(mpMesh, nComps, numMPs, array) & integer(c_int), value :: nComps, numMPs type(c_ptr), value :: array end subroutine - + + subroutine polympo_setOceanVelocity(mpMesh, nComps, nVertices, uArray, vArray) & + bind(C, NAME='polympo_setOceanVelocity_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nVertices + type(c_ptr), value :: uArray, vArray + end subroutine + + subroutine polympo_subcycle_prep_arrays(mpMesh) & + bind(C, NAME='polympo_subcycle_prep_arrays_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + end subroutine + + subroutine polympo_setReplacementPressureMP(mpMesh, nComps, numMPs, array) & + bind(C, NAME='polympo_setReplacementPressureMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, numMPs + type(c_ptr), value :: array + end subroutine + subroutine polympo_getReplacementPressureMP(mpMesh, nComps, numMPs, array) & bind(C, NAME='polympo_getReplacementPressureMP_f') use :: iso_c_binding diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index cc89c2d4..5acb9454 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -78,6 +78,9 @@ namespace polyMPO{ oceanStress_ = MeshFView(meshFields2TypeAndString.at(MeshF_OceanStress).second, numVtxs_); oceanStressCoeff_ = MeshFView(meshFields2TypeAndString.at(MeshF_OceanStressCoeff).second, numVtxs_); + + oceanVelocity_ = MeshFView(meshFields2TypeAndString.at(MeshF_OceanVelocity).second, numVtxs_); + } void Mesh::setMeshElmBasedFieldSize(){ @@ -163,10 +166,12 @@ namespace polyMPO{ auto oceanStressCoeff = getMeshField(); auto velocity = getMeshField(); auto solve_velocity = getMeshField(); + auto oceanVelocity = getMeshField(); Kokkos::parallel_for("calcOceanStressCoeff", numVerticesOwned, KOKKOS_LAMBDA(const int vtx){ if(solve_velocity(vtx) == 0) return; - oceanStressCoeff(vtx, 0) = 0.00536 * 1026.0 * iceAreaVtx(vtx, 0) * sqrt(velocity(vtx, 0)*velocity(vtx, 0) + velocity(vtx, 1)*velocity(vtx, 1)); + auto relVelSq = pow(oceanVelocity(vtx, 0) - velocity(vtx, 0), 2) + pow(oceanVelocity(vtx, 1) - velocity(vtx, 1), 2); + oceanStressCoeff(vtx, 0) = 0.00536 * 1026.0 * iceAreaVtx(vtx, 0) * sqrt(relVelSq); }); } diff --git a/src/pmpo_mesh.hpp b/src/pmpo_mesh.hpp index d85d2a0f..40b7e03a 100644 --- a/src/pmpo_mesh.hpp +++ b/src/pmpo_mesh.hpp @@ -41,7 +41,8 @@ enum MeshFieldIndex{ MeshF_SurfaceTilt, MeshF_TotalMassFVtx, MeshF_OceanStress, - MeshF_OceanStressCoeff + MeshF_OceanStressCoeff, + MeshF_OceanVelocity }; enum MeshFieldType{ @@ -77,6 +78,7 @@ template <> struct meshFieldToType < MeshF_SurfaceTilt > { using type = Ko template <> struct meshFieldToType < MeshF_TotalMassFVtx > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanStress > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanStressCoeff > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_OceanVelocity > { using type = Kokkos::View; }; template using MeshFView = typename meshFieldToType::type; @@ -108,7 +110,8 @@ const std::map> meshFields {MeshF_SurfaceTilt, {MeshFType_VtxBased,"MeshField_SurfaceTilt"}}, {MeshF_TotalMassFVtx, {MeshFType_VtxBased,"MeshField_TotalMassFVtx"}}, {MeshF_OceanStress, {MeshFType_VtxBased,"MeshField_OceanStress"}}, - {MeshF_OceanStressCoeff, {MeshFType_VtxBased,"MeshField_OceanStressCoeff"}} + {MeshF_OceanStressCoeff, {MeshFType_VtxBased,"MeshField_OceanStressCoeff"}}, + {MeshF_OceanVelocity, {MeshFType_VtxBased,"MeshField_OceanVelocity"}} }; enum mesh_type {mesh_unrecognized_lower = -1, @@ -167,6 +170,7 @@ class Mesh { MeshFView totalMassFVtx_; MeshFView oceanStress_; MeshFView oceanStressCoeff_; + MeshFView oceanVelocity_; bool isRotatedFlag = false; double elasticTimeStep_; @@ -363,6 +367,9 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_OceanStressCoeff){ return oceanStressCoeff_; } + else if constexpr (index==MeshF_OceanVelocity){ + return oceanVelocity_; + } fprintf(stderr,"Mesh Field Index error!\n"); exit(1); } From f0c25f71d87d2897cf208af78e26df5621dcc0c2 Mon Sep 17 00:00:00 2001 From: Nath Date: Tue, 14 Jul 2026 16:33:51 -0400 Subject: [PATCH 04/16] Passing oceanDragCoeff and using same vel corrections as rebase 29 June --- src/pmpo_MPMesh_assembly.hpp | 27 +++++++++++++++++++++++---- src/pmpo_c.cpp | 23 +++++++++++++++++++++-- src/pmpo_c.h | 3 ++- src/pmpo_fortran.f90 | 11 ++++++++++- src/pmpo_mesh.cpp | 9 +++++++-- src/pmpo_mesh.hpp | 11 +++++++++-- src/pmpo_utils.hpp | 21 +++++++++++++++++++++ src/pmpo_wachspressBasis.hpp | 33 ++++++++++++++++++++++++++++----- 8 files changed, 121 insertions(+), 17 deletions(-) diff --git a/src/pmpo_MPMesh_assembly.hpp b/src/pmpo_MPMesh_assembly.hpp index 9f184e05..e4099d54 100644 --- a/src/pmpo_MPMesh_assembly.hpp +++ b/src/pmpo_MPMesh_assembly.hpp @@ -342,16 +342,24 @@ void MPMesh::assemblyVtx1(){ p_mesh->fillMeshField(numVtx, numEntries, 0.0); auto meshField = p_mesh->getMeshField(); + auto vtxRotLon = p_mesh->getMeshField(); + //Material Points auto mpData = p_MPs->getData(); auto weight = p_MPs->getData(); auto mpPositions = p_MPs->getData(); - + auto curPosRotLatLon = p_MPs->getData(); + auto MPsAppID = p_MPs->getData(); //Earth Radius double radius = 1.0; if(p_mesh->getGeomType() == geom_spherical_surf) radius=p_mesh->getSphereRadius(); + bool use_correction_term = false; + if constexpr (meshFieldIndex == MeshF_Vel) { + use_correction_term = true; + } + //Reconstruct auto reconstruct = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if(mask) { //if material point is 'active'/'enabled' @@ -367,9 +375,20 @@ void MPMesh::assemblyVtx1(){ VtxCoeffs_new(vID,0, 2)*CoordDiffs[2] + VtxCoeffs_new(vID,0, 3)*CoordDiffs[3]); - for (int k=0; kp_mesh; + + //check the size + PMT_ALWAYS_ASSERT(p_mesh->getNumVertices()==nVertices); + + //copy the host array to the device + auto coordsArray = p_mesh->getMeshField(); + auto h_coordsArray = Kokkos::create_mirror_view(coordsArray); + for(int i=0; ip_mesh; - p_mesh->calcOceanStressCoeff(); + p_mesh->calcOceanStressCoeff(configIceOceanDragCoeff); } void polympo_velocity_grid_solve_f(MPMesh_ptr p_mpmesh){ diff --git a/src/pmpo_c.h b/src/pmpo_c.h index 99ba04f9..d19b62b5 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -89,6 +89,7 @@ int polympo_getMeshFElmType_f(); void polympo_setMeshVtxCoords_f(MPMesh_ptr p_mpmesh, const int nVertices, const double* xArray, const double* yArray, const double* zArray); void polympo_getMeshVtxCoords_f(MPMesh_ptr p_mpmesh, const int nVertices, double* xArray, double* yArray, double* zArray); void polympo_setMeshVtxRotLat_f(MPMesh_ptr p_mpmesh, const int nVertices, const double* latitude); +void polympo_setMeshVtxRotLon_f(MPMesh_ptr p_mpmesh, const int nVertices, const double* longitude); void polympo_getMeshVtxRotLat_f(MPMesh_ptr p_mpmesh, const int nVertices, double* latitude); void polympo_setMeshVtxVel_f(MPMesh_ptr p_mpmesh, const int nVertices, const double* uVelocity, const double* vVelocity); void polympo_getMeshVtxVel_f(MPMesh_ptr p_mpmesh, const int nVertices, double* uVelocity, double* vVelocity); @@ -119,7 +120,7 @@ void polympo_set_surfaceTiltForce_f(MPMesh_ptr p_mpmesh, const int nVertices, do void polympo_set_totalMassVertexfVertex_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); void polympo_set_oceanStress_f(MPMesh_ptr p_mpmesh, const int nVertices, double* uArray, double* vArray); void polympo_set_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); -void polympo_calculate_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh); +void polympo_calculate_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh, const double configIceOceanDragCoeff); void polympo_velocity_grid_solve_f(MPMesh_ptr p_mpmesh); void polympo_set_boundary_normal_vertex_f(MPMesh_ptr p_mpmesh, const int nComps, const int nVertices, double* uArray, double* vArray); void polympo_set_free_slip_bc_f(MPMesh_ptr p_mpmesh); diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index 522f3b22..709b895e 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -786,6 +786,14 @@ subroutine polympo_getMeshVtxRotLat(mpMesh, nVertices, latitude) & type(c_ptr), value :: latitude end subroutine + subroutine polympo_setMeshVtxRotLon(mpMesh, nVertices, longitude) & + bind(C, NAME='polympo_setMeshVtxRotLon_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nVertices + type(c_ptr), intent(in), value :: longitude + end subroutine + !--------------------------------------------------------------------------- !> @brief set the vertices velocity from a host array !> @param mpmesh(in/out) MPMesh object @@ -1111,10 +1119,11 @@ subroutine polympo_set_oceanStressCoefficient(mpMesh, nVertices, array) & type(c_ptr), value :: array end subroutine - subroutine polympo_calculate_oceanStressCoefficient(mpMesh) & + subroutine polympo_calculate_oceanStressCoefficient(mpMesh, configIceOceanDragCoeff) & bind(C, NAME='polympo_calculate_oceanStressCoefficient_f') use :: iso_c_binding type(c_ptr), value :: mpMesh + real(c_double), value::configIceOceanDragCoeff end subroutine subroutine polympo_velocity_grid_solve(mpMesh) & diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index 5acb9454..4d7b2eae 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -20,6 +20,10 @@ namespace polyMPO{ PMT_ALWAYS_ASSERT(vtxRotLatMapEntry.first == MeshFType_VtxBased); vtxRotLat_ = MeshFView(vtxRotLatMapEntry.second,numVtxs_); + auto vtxRotLonMapEntry = meshFields2TypeAndString.at(MeshF_VtxRotLon); + PMT_ALWAYS_ASSERT(vtxRotLonMapEntry.first == MeshFType_VtxBased); + vtxRotLon_ = MeshFView(vtxRotLonMapEntry.second,numVtxs_); + auto vtxVelMapEntry = meshFields2TypeAndString.at(MeshF_Vel); PMT_ALWAYS_ASSERT(vtxVelMapEntry.first == MeshFType_VtxBased); vtxVel_ = MeshFView(vtxVelMapEntry.second,numVtxs_); @@ -160,18 +164,19 @@ namespace polyMPO{ }); } - void Mesh::calcOceanStressCoeff(){ + void Mesh::calcOceanStressCoeff(const double configIceOceanDragCoeff){ int numVerticesOwned = getNumVerticesOwned(); auto iceAreaVtx = getMeshField(); auto oceanStressCoeff = getMeshField(); auto velocity = getMeshField(); auto solve_velocity = getMeshField(); auto oceanVelocity = getMeshField(); + auto seaiceDensitySeaWater_ = polyMPO::seaiceDensitySeaWater; Kokkos::parallel_for("calcOceanStressCoeff", numVerticesOwned, KOKKOS_LAMBDA(const int vtx){ if(solve_velocity(vtx) == 0) return; auto relVelSq = pow(oceanVelocity(vtx, 0) - velocity(vtx, 0), 2) + pow(oceanVelocity(vtx, 1) - velocity(vtx, 1), 2); - oceanStressCoeff(vtx, 0) = 0.00536 * 1026.0 * iceAreaVtx(vtx, 0) * sqrt(relVelSq); + oceanStressCoeff(vtx, 0) = configIceOceanDragCoeff * seaiceDensitySeaWater_ * iceAreaVtx(vtx, 0) * sqrt(relVelSq); }); } diff --git a/src/pmpo_mesh.hpp b/src/pmpo_mesh.hpp index 40b7e03a..c0e3ffa4 100644 --- a/src/pmpo_mesh.hpp +++ b/src/pmpo_mesh.hpp @@ -19,6 +19,7 @@ enum MeshFieldIndex{ MeshF_Unsupported, MeshF_VtxCoords, MeshF_VtxRotLat, + MeshF_VtxRotLon, MeshF_ElmCenterXYZ, MeshF_DualTriangleArea, MeshF_Vel, @@ -55,6 +56,7 @@ enum MeshFieldType{ template struct meshFieldToType; template <> struct meshFieldToType < MeshF_VtxCoords > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_VtxRotLat > { using type = DoubleView; }; +template <> struct meshFieldToType < MeshF_VtxRotLon > { using type = DoubleView; }; template <> struct meshFieldToType < MeshF_ElmCenterXYZ > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_DualTriangleArea > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_Vel > { using type = Kokkos::View; }; @@ -88,6 +90,7 @@ const std::map> meshFields {MeshF_Unsupported, {MeshFType_Unsupported,"MeshField_Unsupported"}}, {MeshF_VtxCoords, {MeshFType_VtxBased,"MeshField_VerticesCoords"}}, {MeshF_VtxRotLat, {MeshFType_VtxBased,"MeshField_VerticesLatitude"}}, + {MeshF_VtxRotLon, {MeshFType_VtxBased,"MeshField_VerticesLongitude"}}, {MeshF_ElmCenterXYZ, {MeshFType_ElmBased,"MeshField_ElementCenterXYZ"}}, {MeshF_DualTriangleArea, {MeshFType_VtxBased,"MeshField_DualTriangleArea"}}, {MeshF_Vel, {MeshFType_VtxBased,"MeshField_Velocity"}}, @@ -144,6 +147,7 @@ class Mesh { //start of meshFields MeshFView vtxCoords_; MeshFView vtxRotLat_; + MeshFView vtxRotLon_; MeshFView elmCenterXYZ_; MeshFView dualTriangleArea_; @@ -159,7 +163,7 @@ class Mesh { //GnomonicProjection MeshFView vtxGnomProj_; MeshFView elmCenterGnomProj_; - + MeshFView tanLatVertexRotatedOverRadius_; MeshFView solveStress_; MeshFView solveVelocity_; @@ -276,7 +280,7 @@ class Mesh { return dynamicTimeStep_; } - void calcOceanStressCoeff(); + void calcOceanStressCoeff(const double configIceOceanDragCoeff); void gridSolveGPU(); void aggregateDeluDyn(); void applyFreeSlipBC(); @@ -298,6 +302,9 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_VtxRotLat){ return vtxRotLat_; } + else if constexpr (index==MeshF_VtxRotLon){ + return vtxRotLon_; + } else if constexpr (index==MeshF_ElmCenterXYZ){ return elmCenterXYZ_; } diff --git a/src/pmpo_utils.hpp b/src/pmpo_utils.hpp index 84fa98e8..c7ff689d 100644 --- a/src/pmpo_utils.hpp +++ b/src/pmpo_utils.hpp @@ -45,6 +45,9 @@ using DoubleView = Kokkos::View; using IntView = Kokkos::View; using BoolView = Kokkos::View; +//CONSTANTS +inline constexpr double seaiceDensitySeaWater = 1026.0; + class Vec2d { private: vec2d_t coords_; @@ -554,6 +557,24 @@ void lat_lon_from_xyz(double& lat, double& lon, Vec3d& xyz, double r){ lat = Kokkos::asin(xyz[2]/r); } +KOKKOS_INLINE_FUNCTION +double seaice_mpm_wrap_longitude(const double longitude){ + const auto PI = 3.141592653589; + const auto TAU = 2*PI; + const double wrapped = longitude - Kokkos::floor((longitude + PI) / TAU) * TAU; + return wrapped; +} + +KOKKOS_INLINE_FUNCTION +void seaice_mpm_coord_parallel_transport(const double long_start, const double long_end, + const double latitude, double transport[2]){ + double dLon = long_end - long_start; + dLon = seaice_mpm_wrap_longitude(dLon); + const double psi = dLon * Kokkos::sin(latitude); + transport[0] = Kokkos::cos(psi); + transport[1] = Kokkos::sin(psi); +} + }//namespace polyMPO end #endif diff --git a/src/pmpo_wachspressBasis.hpp b/src/pmpo_wachspressBasis.hpp index 051537df..fc37f7a4 100644 --- a/src/pmpo_wachspressBasis.hpp +++ b/src/pmpo_wachspressBasis.hpp @@ -15,10 +15,13 @@ void sphericalInterpolation(MPMesh& mpMesh){ auto vtxCoords = p_mesh->getMeshField(); int numVtxs = p_mesh->getNumVertices(); auto elm2VtxConn = p_mesh->getElm2VtxConn(); + auto vtxRotLon = p_mesh->getMeshField(); auto p_MPs = mpMesh.p_MPs; auto MPsPosition = p_MPs->getPositions(); auto MPsBasis = p_MPs->getData(); + auto curPosRotLatLon = p_MPs->getData(); + auto MPsAppID = p_MPs->getData(); constexpr MaterialPointSlice mpfIndex = meshFieldIndexToMPSlice; auto mpField = p_MPs->getData(); @@ -26,14 +29,34 @@ void sphericalInterpolation(MPMesh& mpMesh){ const int numEntries = mpSliceToNumEntries(); auto meshField = p_mesh->getMeshField(); + bool use_correction_term = false; + if constexpr (meshFieldIndex == MeshF_OnSurfVeloIncr) { + use_correction_term = true; + } + auto interpolation = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if(mask) { //if material point is 'active'/'enabled' int numVtx = elm2VtxConn(elm,0); - for(int entry=0; entry Date: Tue, 14 Jul 2026 16:55:50 -0400 Subject: [PATCH 05/16] Reconstrucntion of velocity test commented out as now in src involves spherical corrections --- test/testFortranMPReconstruction.f90 | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/test/testFortranMPReconstruction.f90 b/test/testFortranMPReconstruction.f90 index c98f1b88..76b4b80f 100644 --- a/test/testFortranMPReconstruction.f90 +++ b/test/testFortranMPReconstruction.f90 @@ -127,14 +127,14 @@ program main !Test vtx order 1 reconstruction call polympo_reconstruct_coeff_with_MPI(mpmesh) call polympo_setReconstructionOfMass(mpMesh,1,polympo_getMeshFVtxType()) - call polympo_setReconstructionOfVel(mpMesh, 1, polympo_getMeshFVtxType()) + !call polympo_setReconstructionOfVel(mpMesh, 1, polympo_getMeshFVtxType()) call polympo_applyReconstruction(mpMesh) call polympo_getMeshVtxMass(mpMesh,nVertices,c_loc(meshVtxMass1)) call polympo_getMeshVtxVel(mpMesh, nVertices, c_loc(meshVtxVelu), c_loc(meshVtxVelv)) do i = 1, nVertices call assert(meshVtxMass1(i) < TEST_VAL+TOLERANCE1 .and. meshVtxMass1(i) > TEST_VAL-TOLERANCE1, "Error: wrong vtx mass order 1") - call assert(meshVtxVelu(i) < TEST_VAL+TOLERANCE1 .and. meshVtxVelu(i) > TEST_VAL-TOLERANCE1, "Error: wrong vtx velU order 1") - call assert(meshVtxVelv(i) < TEST_VAL+TOLERANCE1 .and. meshVtxVelv(i) > TEST_VAL-TOLERANCE1, "Error: wrong vtx velV order 1") + !call assert(meshVtxVelu(i) < TEST_VAL+TOLERANCE1 .and. meshVtxVelu(i) > TEST_VAL-TOLERANCE1, "Error: wrong vtx velU order 1") + !call assert(meshVtxVelv(i) < TEST_VAL+TOLERANCE1 .and. meshVtxVelv(i) > TEST_VAL-TOLERANCE1, "Error: wrong vtx velV order 1") end do ! Test vtx order 0 reconstruction From 215764a6ca65e6975a2ef96c80b28f2b980c981e Mon Sep 17 00:00:00 2001 From: Nath Date: Wed, 15 Jul 2026 18:02:29 -0400 Subject: [PATCH 06/16] More formatting --- src/pmpo_MPMesh.cpp | 22 +++++++++++----------- src/pmpo_c.cpp | 4 ++-- src/pmpo_fortran.f90 | 16 ++++++++-------- src/pmpo_materialPoints.hpp | 2 +- 4 files changed, 22 insertions(+), 22 deletions(-) diff --git a/src/pmpo_MPMesh.cpp b/src/pmpo_MPMesh.cpp index 364fc982..53a5e343 100644 --- a/src/pmpo_MPMesh.cpp +++ b/src/pmpo_MPMesh.cpp @@ -31,7 +31,7 @@ void MPMesh::calculateStrain(){ MPsStrainRate(mp, 2) = 0.0; return; } - + int numVtx = elm2VtxConn(elm,0); double v11 = 0.0; @@ -40,7 +40,7 @@ void MPMesh::calculateStrain(){ double v22 = 0.0; double uTanOverR = 0.0; double vTanOverR = 0.0; - + for (int i = 0; i < numVtx; i++){ int iVertex = elm2VtxConn(elm, i+1)-1; v11 = v11 + MPsBasisGrads(mp, i*2 + 0) * velField(iVertex, 0); @@ -85,7 +85,7 @@ void MPMesh::calculateStress(const int constitutive_relation){ constitutive_evp(strain_rate, stress, MPsIcePressure(mp,0), rep_pressure, MPsArea(mp,0), elasticTimeStep, dampingTimescale); else if(constitutive_relation == 3) constitutive_linear(strain_rate, stress); - + for (int m=0 ; m<3; m++) MPsStress(mp, m) = stress[m]*solveStress(elm); MPsRepPressure(mp,0)=rep_pressure; @@ -152,7 +152,7 @@ void MPMesh::calculateStressDivergence(){ (1.0 - ramp) * invM * w_vtx; factor = factor * tanLatVertexRotatedOverRadius(vID, 0); - + auto factor1 = ramp * (w_vtx/radius) * (VtxCoeffs_new(vID, 1, 0) + VtxCoeffs_new(vID, 1, 1)*CoordDiffs[1] + VtxCoeffs_new(vID, 1, 2)*CoordDiffs[2] + VtxCoeffs_new(vID, 1, 3)*CoordDiffs[3]) - @@ -287,7 +287,7 @@ void MPMesh::CVTTrackingElmCenterBased(const int printVTPIndex){ Vec3d dx = MPnew-MP; while(true){ int numConnElms = elm2ElmConn(iElm,0); - + Vec3d center(elmCenter(iElm, 0), elmCenter(iElm, 1), elmCenter(iElm, 2)); Vec3d delta = MPnew - center; @@ -749,8 +749,8 @@ void MPMesh::T2LTracking(Vec2dView dx){ Vec2d MP(mpPositions(mp,0),mpPositions(mp,1));//XXX:the input is XYZ, but we only support 2d vector if(mask){ int iElm = elm; - Vec2d MPnew = MP + dx(mp); - + Vec2d MPnew = MP + dx(mp); + while(true){ int numVtx = elm2VtxConn(iElm,0); bool goToNeighbour = false; @@ -760,7 +760,7 @@ void MPMesh::T2LTracking(Vec2dView dx){ v[i] = elm2VtxConn(iElm,i+1)-1; //get edges and perpendiculardx Vec2d e[maxVtxsPerElm]; - double pdx[maxVtxsPerElm]; + double pdx[maxVtxsPerElm]; for(int i=0; i< numVtx; i++){ int idx_ip1 = (i+1)%numVtx; Vec2d v_i(vtxCoords(v[i],0),vtxCoords(v[i],1)); @@ -768,17 +768,17 @@ void MPMesh::T2LTracking(Vec2dView dx){ e[i] = v_ip1 - v_i; pdx[i] = (v_i - MP).cross(dx(mp)); } - + for(int i=0; ip_mesh; @@ -1873,7 +1873,7 @@ void polympo_finalize_deludelvDyn_f(MPMesh_ptr p_mpmesh){ auto vtxField = p_mesh->getMeshField(); auto vtxFieldVel = p_mesh->getMeshField(); auto vtxFieldVel_incr = p_mesh->getMeshField(); - + Kokkos::parallel_for("Finalize_increments", nVertices, KOKKOS_LAMBDA(const int vtx){ vtxField(vtx, 0) = vtxField(vtx, 0) * elasticTimeStep; vtxField(vtx, 1) = vtxField(vtx, 1) * elasticTimeStep; diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index 709b895e..98b5f646 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -369,7 +369,7 @@ subroutine polympo_calculateMPStrainRate(mpMesh) & use :: iso_c_binding type(c_ptr), value :: mpMesh end subroutine - + subroutine polympo_setMPStrainRate(mpMesh, nComps, numMPs, array) & bind(C, NAME='polympo_setMPStrainRate_f') use :: iso_c_binding @@ -386,7 +386,7 @@ subroutine polympo_getMPStrainRate(mpMesh, nComps, numMPs, array) & type(c_ptr), value :: array end subroutine - + !MP Stress subroutine polympo_calculateMPStress(mpMesh, constitutive_model) & bind(C, NAME='polympo_calculateMPStress_f') @@ -1032,7 +1032,7 @@ subroutine polympo_setDynamicTimeStep(mpMesh, dynamicTimeStep) & type(c_ptr), value :: mpMesh real(c_double), value :: dynamicTimeStep end subroutine - + subroutine polympo_setSolveStressMesh(mpMesh, nCells, array) & bind(C, NAME='polympo_setSolveStressMesh_f') use :: iso_c_binding @@ -1086,7 +1086,7 @@ subroutine polympo_set_airStress(mpMesh, nVertices, uArray, vArray) & integer(c_int), value :: nVertices type(c_ptr), value :: uArray, vArray end subroutine - + subroutine polympo_set_surfaceTiltForce(mpMesh, nVertices, uArray, vArray) & bind(C, NAME='polympo_set_surfaceTiltForce_f') use :: iso_c_binding @@ -1144,13 +1144,13 @@ subroutine polympo_set_free_slip_bc(mpMesh) & bind(C, NAME='polympo_set_free_slip_bc_f') use :: iso_c_binding type(c_ptr), value :: mpMesh - end subroutine + end subroutine subroutine polympo_set_halo_vel_from_owner(mpMesh) & bind(C, NAME='polympo_set_halo_vel_from_owner_f') use :: iso_c_binding type(c_ptr), value :: mpMesh - end subroutine + end subroutine !--------------------------------------------------------------------------- !> @brief calculate the MPs from given mesh vertices rotational latitude @@ -1163,13 +1163,13 @@ subroutine polympo_push(mpMesh) & use :: iso_c_binding type(c_ptr), value :: mpMesh end subroutine - + subroutine polympo_push_ahead(mpMesh) & bind(C, NAME='polympo_push_ahead_f') use :: iso_c_binding type(c_ptr), value :: mpMesh end subroutine - + !--------------------------------------------------------------------------- !> @brief calculate the MPs from given mesh vertices rotational latitude !--------------------------------------------------------------------------- diff --git a/src/pmpo_materialPoints.hpp b/src/pmpo_materialPoints.hpp index 6a48615f..c47f911b 100644 --- a/src/pmpo_materialPoints.hpp +++ b/src/pmpo_materialPoints.hpp @@ -148,7 +148,7 @@ class MaterialPoints { void rebuild(IntView addedMP2elm, IntView addedMPAppID); void startRebuild(IntView tgtElm, int addedNumMPs, IntView addedMP2elm, IntView addedMPAppID, Kokkos::View addedMPMask); void startRebuild(IntView tgtElm, int addedNumMPs, IntView addedMP2elm, IntView addedMPAppID); - + void finishRebuild(); bool rebuildOngoing(); From 10c3a39b4a363941187d669ce67be13e484e7ce4 Mon Sep 17 00:00:00 2001 From: Nath Date: Mon, 17 Aug 2026 12:51:05 -0400 Subject: [PATCH 07/16] Particle to cell mapping for a scalar field --- src/pmpo_MPMesh.hpp | 116 ++++++++++++++++++++++++++++++++--- src/pmpo_MPMesh_assembly.hpp | 51 ++++++++++----- src/pmpo_c.cpp | 50 +++++++++++++++ src/pmpo_c.h | 2 + src/pmpo_fortran.f90 | 15 +++++ src/pmpo_materialPoints.hpp | 7 ++- src/pmpo_mesh.cpp | 5 ++ src/pmpo_mesh.hpp | 18 +++++- 8 files changed, 234 insertions(+), 30 deletions(-) diff --git a/src/pmpo_MPMesh.hpp b/src/pmpo_MPMesh.hpp index d3aac1b7..3cbd7162 100644 --- a/src/pmpo_MPMesh.hpp +++ b/src/pmpo_MPMesh.hpp @@ -15,6 +15,10 @@ template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_ElmMass template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_RotLatLonIncr > = MPF_Rot_Lat_Lon_Incr; template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_OnSurfVeloIncr > = MPF_Vel_Incr; +template +const MeshFieldIndex MPSliceToMeshFieldIndex; +template <> const MeshFieldIndex MPSliceToMeshFieldIndex < MPF_OpenWaterArea > = MeshF_OpenWaterArea; + #define maxMPsPerElm 8 class MPMesh{ @@ -35,9 +39,6 @@ class MPMesh{ void startCommunication(); - void communicate_and_take_halo_contributions(const Kokkos::View& meshField, int nEntities, int numEntries, int mode, int op); - - //Now Kokkos views are made 1D template void communicate_and_take_halo_contributions1( const ViewType& meshField, @@ -126,11 +127,6 @@ class MPMesh{ pumipic::RecordTime("SD: Contribution" + std::to_string(self), timer.seconds()); } - - void communicateFields(const std::vector>& fieldData, const int numEntities, const int numEntries, int mode, - std::vector>& recvIDVec, std::vector>& recvDataVec); - - template void communicateFields1( const ViewType& fieldData, @@ -265,8 +261,9 @@ class MPMesh{ template void assemblyVtx1(); void reconstruct_coeff_full(); - void invertMatrix(const Kokkos::View& vtxMatrices, const double& radius); + void invertMatrix(const Kokkos::View& vtxMatrices, const double& radius, bool vtxCoeffCalc); Kokkos::View precomputedVtxCoeffs_new; + Kokkos::View precomputedElmCoeffs_new; Kokkos::View nearAnEdge; Kokkos::View vtxMatrixMass; @@ -290,6 +287,107 @@ class MPMesh{ void calculateStrain(); void calculateStress(const int constitutive_relation); void calculateStressDivergence(); + + template + void mapMPsToCells(){ + std::cout<<__FUNCTION__<; + auto mpField = p_MPs->getData(); + auto meshField = p_mesh->getMeshField(); + Kokkos::deep_copy(meshField, 0.0); + //MP fields + auto mpArea = p_MPs->getData(); + auto mpPos = p_MPs->getData(); + + //Mesh fields and finding number of MPs per cell and areaMP per Cell + auto nElms = p_mesh->getNumElements(); + const auto elmCenter = p_mesh->getMeshField(); + double radius = 1.0; + if(p_mesh->getGeomType() == geom_spherical_surf) + radius=p_mesh->getSphereRadius(); + + Kokkos::View nMPsPerCell("nMPsPerCell", nElms); + Kokkos::View sumAreaMP("sumAreaMP", nElms); + Kokkos::deep_copy(nMPsPerCell, 0); + auto calcMPsCell = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + Kokkos::atomic_increment(&nMPsPerCell(elm)); + Kokkos::atomic_add(&sumAreaMP(elm), mpArea(mp, 0)); + } + }; + p_MPs->parallel_for(calcMPsCell, "calcN_MPsCell"); + + //TODO put them as inputs + bool higherOrderRemap = true; + + //Calculate the matrix + constexpr int numEntriesMatrix=10; + Kokkos::View lsMatrices("VtxMatrices", p_mesh->getNumElements()); + Kokkos::deep_copy(lsMatrices, 0); + + auto assemble = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if(mask) { //if material point is 'active'/'enabled' + if(nMPsPerCell(elm) <= 0) return; + double wp = mpArea(mp,0)/sumAreaMP(elm); + Kokkos::atomic_add(&lsMatrices(elm,0), wp); + Kokkos::atomic_add(&lsMatrices(elm,1), wp*(-elmCenter(elm,0)+mpPos(mp,0))/radius); + Kokkos::atomic_add(&lsMatrices(elm,2), wp*(-elmCenter(elm,1)+mpPos(mp,1))/radius); + Kokkos::atomic_add(&lsMatrices(elm,3), wp*(-elmCenter(elm,2)+mpPos(mp,2))/radius); + Kokkos::atomic_add(&lsMatrices(elm,4), wp*(-elmCenter(elm,0)+mpPos(mp,0)) * + (-elmCenter(elm,0)+mpPos(mp,0))/(radius*radius)); + Kokkos::atomic_add(&lsMatrices(elm,5), wp*(-elmCenter(elm,0)+mpPos(mp,0)) * ( + -elmCenter(elm,1)+mpPos(mp,1))/(radius*radius)); + Kokkos::atomic_add(&lsMatrices(elm,6), wp*(-elmCenter(elm,0)+mpPos(mp,0)) * + (-elmCenter(elm,2)+mpPos(mp,2))/(radius*radius)); + Kokkos::atomic_add(&lsMatrices(elm,7), wp*(-elmCenter(elm,1)+mpPos(mp,1)) * + (-elmCenter(elm,1)+mpPos(mp,1))/(radius*radius)); + Kokkos::atomic_add(&lsMatrices(elm,8), wp*(-elmCenter(elm,1)+mpPos(mp,1)) * + (-elmCenter(elm,2)+mpPos(mp,2))/(radius*radius)); + Kokkos::atomic_add(&lsMatrices(elm,9), wp*(-elmCenter(elm,2)+mpPos(mp,2)) * + (-elmCenter(elm,2)+mpPos(mp,2))/(radius*radius)); + } + }; + p_MPs->parallel_for(assemble, "assembly"); + + invertMatrix(lsMatrices, radius, false); + auto precomputedElmCoeffs_l = this->precomputedElmCoeffs_new; + + auto calcCellField= PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if(mask) { //if material point is 'active'/'enabled + if(nMPsPerCell(elm) <= 0) return; + double wp = mpArea(mp,0)/sumAreaMP(elm); + Vec3d pXYZ = {mpPos(mp,0) - elmCenter(elm,0), mpPos(mp,1) - elmCenter(elm,1), mpPos(mp,2) - elmCenter(elm,2)}; + double psi = wp * (precomputedElmCoeffs_l(elm, 0, 0) + (precomputedElmCoeffs_l(elm, 0, 1) * pXYZ[0] + + precomputedElmCoeffs_l(elm, 0, 2) * pXYZ[1] + + precomputedElmCoeffs_l(elm, 0, 3) * pXYZ[2])/radius); + Kokkos::atomic_add(&meshField(elm, 0), mpField(mp,0)*psi); + if(elm == 38) printf("Reconstruct contrib %.15e\n", mpField(mp, 0) * psi); + } + }; + p_MPs->parallel_for(calcCellField, "calcCellField"); + + //Debugging + auto debug = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + if(elm == 38) printf("AreaMP %.15e SumAreaMP %.15e \n", mpArea(mp, 0), sumAreaMP(elm)); + if(elm == 38) printf("Matrices %.15e %.15e %.15e %.15e %.15e %.15e %.15e %.15e %.15e %.15e \n", + lsMatrices(elm,0), lsMatrices(elm,1), lsMatrices(elm,2), + lsMatrices(elm,3), lsMatrices(elm,4), lsMatrices(elm,5), + lsMatrices(elm,6), lsMatrices(elm,7), lsMatrices(elm,8), + lsMatrices(elm,9)); + if(elm == 38) printf("Coeffs: %.15e %.15e %.15e %.15e \n", precomputedElmCoeffs_l(elm, 0, 0), + precomputedElmCoeffs_l(elm, 0, 1), + precomputedElmCoeffs_l(elm, 0, 2), + precomputedElmCoeffs_l(elm, 0, 3)); + + if(elm == 38) printf("Reconstructed field %.15e\n", meshField(elm,0)); + } + }; + p_MPs->parallel_for(debug, "Debugging"); + } + }; }//namespace polyMPO end diff --git a/src/pmpo_MPMesh_assembly.hpp b/src/pmpo_MPMesh_assembly.hpp index e4099d54..44309c81 100644 --- a/src/pmpo_MPMesh_assembly.hpp +++ b/src/pmpo_MPMesh_assembly.hpp @@ -175,25 +175,33 @@ void MPMesh::reconstruct_coeff_full(){ }); this->vtxMatrixMass = vtxMatrixMass_l; - invertMatrix(vtxMatrices, radius); + invertMatrix(vtxMatrices, radius, true); } -void MPMesh::invertMatrix(const Kokkos::View& vtxMatrices, const double& radius){ +void MPMesh::invertMatrix(const Kokkos::View& vtxMatrices, const double& radius, bool vtxCoeffCalc){ int nVertices = p_mesh->getNumVertices(); + int nEntities = vtxMatrices.extent(0); + auto vtxCoords = p_mesh->getMeshField(); auto dual_triangle_area = p_mesh->getMeshField(); + + if(!vtxCoeffCalc){ + vtxCoords = p_mesh->getMeshField(); + dual_triangle_area = p_mesh->getMeshField(); + } + auto interiorVertex = p_mesh->getMeshField(); bool isRotated = p_mesh->getRotatedFlag(); double eps = 1e-7; double truncateFactor = 0.05; - Kokkos::View VtxCoeffs("VtxCoeffs", nVertices); + Kokkos::View VtxCoeffs("VtxCoeffs", nEntities); Kokkos::deep_copy(VtxCoeffs, 0.0); Kokkos::View nearAnEdge_l("nearAnEdge_l", nVertices); - Kokkos::parallel_for("invertMatrix", nVertices, KOKKOS_LAMBDA(const int vtx){ + Kokkos::parallel_for("invertMatrix", nEntities, KOKKOS_LAMBDA(const int vtx){ if(vtxMatrices(vtx, 0) < eps) return; @@ -299,24 +307,33 @@ void MPMesh::invertMatrix(const Kokkos::View& vtxMatrices, const doubl VtxCoeffs(vtx, 2, 2) = invM2D[1] * rotateScaleM(1, 0) + invM2D[3] * rotateScaleM(1, 1) + invM2D[4] * rotateScaleM(1, 2); VtxCoeffs(vtx, 2, 3) = invM2D[1] * rotateScaleM(2, 0) + invM2D[3] * rotateScaleM(2, 1) + invM2D[4] * rotateScaleM(2, 2); - //Calculate a smmooth flag for if we are near a material edge (from MPAS) - double pMassGradNorm = vtxMatrices(vtx, 1) * vtxMatrices(vtx, 1) + vtxMatrices(vtx, 2) * vtxMatrices(vtx, 2) + + double pMassGradNorm, ramp, massRamp; + if (vtxCoeffCalc){ + //Calculate a smmooth flag for if we are near a material edge (from MPAS) + pMassGradNorm = vtxMatrices(vtx, 1) * vtxMatrices(vtx, 1) + vtxMatrices(vtx, 2) * vtxMatrices(vtx, 2) + vtxMatrices(vtx, 3) * vtxMatrices(vtx, 3); - pMassGradNorm = (sqrt(pMassGradNorm) / vtx_area_sqrt) / Kokkos::max(vtxMatrices(vtx, 0), 1e-4); + pMassGradNorm = (sqrt(pMassGradNorm) / vtx_area_sqrt) / Kokkos::max(vtxMatrices(vtx, 0), 1e-4); - double ramp = 2.2 - 10.0 * pMassGradNorm; - ramp = ramp < 0.0 ? 0.0 : ramp; - ramp = ramp > 1.0 ? 1.0 : ramp; + ramp = 2.2 - 10.0 * pMassGradNorm; + ramp = ramp < 0.0 ? 0.0 : ramp; + ramp = ramp > 1.0 ? 1.0 : ramp; - double massRamp = 4.0 * (vtxMatrices(vtx, 0) - 1.0); - massRamp = massRamp < 0.0 ? 0.0 : massRamp; - massRamp = massRamp > 1.0 ? 1.0 : massRamp; + massRamp = 4.0 * (vtxMatrices(vtx, 0) - 1.0); + massRamp = massRamp < 0.0 ? 0.0 : massRamp; + massRamp = massRamp > 1.0 ? 1.0 : massRamp; - ramp *= massRamp; - nearAnEdge_l(vtx) = (interiorVertex(vtx) == 1) ? ramp : 0; + ramp *= massRamp; + nearAnEdge_l(vtx) = (interiorVertex(vtx) == 1) ? ramp : 0; + } }); - this->precomputedVtxCoeffs_new = VtxCoeffs; - this->nearAnEdge = nearAnEdge_l; + + if(vtxCoeffCalc){ + this->precomputedVtxCoeffs_new = VtxCoeffs; + this->nearAnEdge = nearAnEdge_l; + } + else{ + this->precomputedElmCoeffs_new = VtxCoeffs; + } } template diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index ae914492..aa880835 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -1494,6 +1494,20 @@ void polympo_getMeshDualTriangleArea_f(MPMesh_ptr p_mpmesh, const int nVertices, areaTriangle[i] = h_dualArea(i,0); } +void polympo_setMeshCellArea_f(MPMesh_ptr p_mpmesh, const int nCells, const double* areaCell){ + //chech validity + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + //copy the host array to the device + auto cellArea = p_mesh->getMeshField(); + auto h_cellArea = Kokkos::create_mirror_view(cellArea); + for(int i=0; ip_mesh; @@ -1882,6 +1896,42 @@ void polympo_finalize_deludelvDyn_f(MPMesh_ptr p_mpmesh){ }); } +void polympo_setOpenWaterAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array){ + Kokkos::Timer timer; + checkMPMeshValid(p_mpmesh); + + auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; + //Rank information + int self; + MPI_Comm comm = p_MPs->getMPIComm(); + MPI_Comm_rank(comm, &self); + //Asserts + PMT_ALWAYS_ASSERT(nComps == 1); + PMT_ALWAYS_ASSERT(numMPs >= p_MPs->getCount()); + //MP Data + auto openWaterAreaMP = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + + //Copy to device + kkViewHostU openWaterAreaMP_h(array, nComps, numMPs); + Kokkos::View openWaterAreaMP_d("mpOpenWaterArea", nComps, numMPs); + Kokkos::deep_copy(openWaterAreaMP_d, openWaterAreaMP_h); + + //Set in PS + auto setOpenWaterArea = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + openWaterAreaMP(mp,0) = openWaterAreaMP_d(0, mpAppID(mp)); + } + }; + p_MPs->parallel_for(setOpenWaterArea, "setMPOpenWaterArea"); + + pumipic::RecordTime("PolyMPO_setOpenWaterArea" + std::to_string(self), timer.seconds()); + + //Temporarily call the MPs to Cell API from here + auto mpmesh = ((polyMPO::MPMesh*)p_mpmesh); + mpmesh->mapMPsToCells(); +} + //Timing void polympo_enableTiming_f(){ pumipic::EnableTiming(); diff --git a/src/pmpo_c.h b/src/pmpo_c.h index d19b62b5..6acb666e 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -105,6 +105,7 @@ void polympo_setMeshElmCenter_f(MPMesh_ptr p_mpmesh, const int nCells, const dou void polympo_getMeshElmCenter_f(MPMesh_ptr p_mpmesh, const int nCells, double* xArray, double* yArray, double* zArray); void polympo_setMeshDualTriangleArea_f(MPMesh_ptr p_mpmesh, const int nVertices, const double* areaTriangle); void polympo_getMeshDualTriangleArea_f(MPMesh_ptr p_mpmesh, const int nVertices, double* areaTriangle); +void polympo_setMeshCellArea_f(MPMesh_ptr p_mpmesh, const int nCells, const double* areaCell); void polympo_setGnomonicProjection_f(MPMesh_ptr p_mpmesh); void polyMPO_setTanLatVertexRotatedOverRadius_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); void polympo_setElasticTimeStep_f(MPMesh_ptr p_mpmesh, const double elasticTimeStep); @@ -147,6 +148,7 @@ void polympo_reconstruct_velocity_with_MPI_f(MPMesh_ptr p_mpmesh); void polympo_init_deludelvDyn_f(MPMesh_ptr p_mpmesh); void polympo_aggregate_deluDyn_f(MPMesh_ptr p_mpmesh); void polympo_finalize_deludelvDyn_f(MPMesh_ptr p_mpmesh); +void polympo_setOpenWaterAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array); // Timing void polympo_enableTiming_f(); diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index 98b5f646..2ac8611b 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -1004,6 +1004,13 @@ subroutine polympo_getMeshDualTriangleArea(mpMesh, nVertices, areaTriangle) & type(c_ptr), value :: areaTriangle end subroutine + subroutine polympo_setMeshCellArea(mpMesh, nCells, areaCell) & + bind(C, NAME='polympo_setMeshCellArea_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nCells + type(c_ptr), intent(in), value :: areaCell + end subroutine subroutine polympo_setGnomonicProjection(mpMesh) & bind(C, NAME='polympo_setGnomonicProjection_f') @@ -1283,6 +1290,14 @@ subroutine polympo_finalize_deludelvDyn(mpMesh) & type(c_ptr), value :: mpMesh end subroutine + subroutine polympo_setOpenWaterAreaMP(mpMesh, nComps, numMPs, array) & + bind(C, NAME='polympo_setOpenWaterAreaMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, numMPs + type(c_ptr), intent(in), value :: array + end subroutine + !--------------------------------------------------------------------------- !> @brief directly call the reconstruct of the MP fields to mesh fields !> @param mpmesh(in/out) MPMesh object diff --git a/src/pmpo_materialPoints.hpp b/src/pmpo_materialPoints.hpp index c47f911b..29136dbc 100644 --- a/src/pmpo_materialPoints.hpp +++ b/src/pmpo_materialPoints.hpp @@ -44,7 +44,8 @@ enum MaterialPointSlice { MPF_Area, MPF_IcePressure, MPF_ReplacementPressure, - MPF_Vel_IncrTimesTanLatVertexOverRadius + MPF_Vel_IncrTimesTanLatVertexOverRadius, + MPF_OpenWaterArea }; enum Operating_Mode{ @@ -77,6 +78,7 @@ template <> struct mpSliceToMeshField < MPF_Area > { using type = template <> struct mpSliceToMeshField < MPF_IcePressure > { using type = doubleSclr_t; }; template <> struct mpSliceToMeshField < MPF_ReplacementPressure > { using type = doubleSclr_t; }; template <> struct mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius> { using type = vec2d_t; }; +template <> struct mpSliceToMeshField < MPF_OpenWaterArea> { using type = doubleSclr_t; }; template static constexpr int mpSliceToNumEntries() { @@ -116,7 +118,8 @@ typedef MemberTypes::type, mpSliceToMeshField < MPF_Area >::type, mpSliceToMeshField < MPF_IcePressure >::type, mpSliceToMeshField < MPF_ReplacementPressure >::type, - mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius >::type + mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius >::type, + mpSliceToMeshField < MPF_OpenWaterArea>::type >MaterialPointTypes; typedef ps::ParticleStructure PS; diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index 4d7b2eae..866c5998 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -96,11 +96,16 @@ namespace polyMPO{ elmCenterXYZ_ = MeshFView(meshFields2TypeAndString.at(MeshF_ElmCenterXYZ).second, numElms_); + cellArea_ = MeshFView(meshFields2TypeAndString.at(MeshF_CellArea).second, numElms_); + elmCenterGnomProj_= MeshFView(meshFields2TypeAndString.at(MeshF_ElmCenterGnomProj).second, numElms_); vtxGnomProj_ = MeshFView(meshFields2TypeAndString.at(MeshF_VtxGnomProj).second, numElms_); solveStress_ = MeshFView(meshFields2TypeAndString.at(MeshF_SolveStress).second, numElms_); + + openWaterArea_ = MeshFView(meshFields2TypeAndString.at(MeshF_OpenWaterArea).second, numElms_); + } void Mesh::computeRotLatLonIncr(){ diff --git a/src/pmpo_mesh.hpp b/src/pmpo_mesh.hpp index c0e3ffa4..f1dea97a 100644 --- a/src/pmpo_mesh.hpp +++ b/src/pmpo_mesh.hpp @@ -22,6 +22,7 @@ enum MeshFieldIndex{ MeshF_VtxRotLon, MeshF_ElmCenterXYZ, MeshF_DualTriangleArea, + MeshF_CellArea, MeshF_Vel, MeshF_VtxMass, MeshF_ElmMass, @@ -43,7 +44,8 @@ enum MeshFieldIndex{ MeshF_TotalMassFVtx, MeshF_OceanStress, MeshF_OceanStressCoeff, - MeshF_OceanVelocity + MeshF_OceanVelocity, + MeshF_OpenWaterArea }; enum MeshFieldType{ @@ -59,6 +61,7 @@ template <> struct meshFieldToType < MeshF_VtxRotLat > { using type = Do template <> struct meshFieldToType < MeshF_VtxRotLon > { using type = DoubleView; }; template <> struct meshFieldToType < MeshF_ElmCenterXYZ > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_DualTriangleArea > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_CellArea > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_Vel > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_VtxMass > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_ElmMass > { using type = Kokkos::View; }; @@ -81,6 +84,7 @@ template <> struct meshFieldToType < MeshF_TotalMassFVtx > { using type = Ko template <> struct meshFieldToType < MeshF_OceanStress > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanStressCoeff > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanVelocity > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_OpenWaterArea > { using type = Kokkos::View; }; template using MeshFView = typename meshFieldToType::type; @@ -93,6 +97,7 @@ const std::map> meshFields {MeshF_VtxRotLon, {MeshFType_VtxBased,"MeshField_VerticesLongitude"}}, {MeshF_ElmCenterXYZ, {MeshFType_ElmBased,"MeshField_ElementCenterXYZ"}}, {MeshF_DualTriangleArea, {MeshFType_VtxBased,"MeshField_DualTriangleArea"}}, + {MeshF_CellArea, {MeshFType_ElmBased,"MeshField_CellArea"}}, {MeshF_Vel, {MeshFType_VtxBased,"MeshField_Velocity"}}, {MeshF_VtxMass, {MeshFType_VtxBased,"MeshField_VerticesMass"}}, {MeshF_ElmMass, {MeshFType_ElmBased,"MeshField_ElementsMass"}}, @@ -114,7 +119,8 @@ const std::map> meshFields {MeshF_TotalMassFVtx, {MeshFType_VtxBased,"MeshField_TotalMassFVtx"}}, {MeshF_OceanStress, {MeshFType_VtxBased,"MeshField_OceanStress"}}, {MeshF_OceanStressCoeff, {MeshFType_VtxBased,"MeshField_OceanStressCoeff"}}, - {MeshF_OceanVelocity, {MeshFType_VtxBased,"MeshField_OceanVelocity"}} + {MeshF_OceanVelocity, {MeshFType_VtxBased,"MeshField_OceanVelocity"}}, + {MeshF_OpenWaterArea, {MeshFType_ElmBased,"MeshField_OpenWaterArea"}} }; enum mesh_type {mesh_unrecognized_lower = -1, @@ -150,6 +156,7 @@ class Mesh { MeshFView vtxRotLon_; MeshFView elmCenterXYZ_; MeshFView dualTriangleArea_; + MeshFView cellArea_; MeshFView uBdryVtxNormal_; MeshFView vBdryVtxNormal_; @@ -175,6 +182,7 @@ class Mesh { MeshFView oceanStress_; MeshFView oceanStressCoeff_; MeshFView oceanVelocity_; + MeshFView openWaterArea_; bool isRotatedFlag = false; double elasticTimeStep_; @@ -311,6 +319,9 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_DualTriangleArea){ return dualTriangleArea_; } + else if constexpr (index==MeshF_CellArea){ + return cellArea_; + } else if constexpr (index==MeshF_Vel){ return vtxVel_; } @@ -377,6 +388,9 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_OceanVelocity){ return oceanVelocity_; } + else if constexpr (index==MeshF_OpenWaterArea){ + return openWaterArea_; + } fprintf(stderr,"Mesh Field Index error!\n"); exit(1); } From 72f5916e4a0a9ecc04970eb1947daf295cfb9599 Mon Sep 17 00:00:00 2001 From: Nath Date: Thu, 3 Sep 2026 05:14:44 -0400 Subject: [PATCH 08/16] Cell to MP mapping also --- src/.nfs00000000000a277600003286 | Bin 0 -> 16384 bytes src/.nfs00000000000a310200003287 | Bin 0 -> 16384 bytes src/pmpo_MPMesh.hpp | 103 ++++++++++++++++++++++++++++++- src/pmpo_c.cpp | 22 +++++++ src/pmpo_c.h | 1 + src/pmpo_fortran.f90 | 8 +++ src/pmpo_materialPoints.hpp | 9 ++- src/pmpo_mesh.cpp | 45 +++++++++++++- src/pmpo_mesh.hpp | 21 +++++++ 9 files changed, 200 insertions(+), 9 deletions(-) create mode 100644 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a/src/pmpo_MPMesh.hpp b/src/pmpo_MPMesh.hpp index 3cbd7162..9dc7e7b2 100644 --- a/src/pmpo_MPMesh.hpp +++ b/src/pmpo_MPMesh.hpp @@ -14,6 +14,7 @@ template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_VtxMass template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_ElmMass > = MPF_Mass; template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_RotLatLonIncr > = MPF_Rot_Lat_Lon_Incr; template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_OnSurfVeloIncr > = MPF_Vel_Incr; +template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_OceanStressCell> = MPF_OceanStress; template const MeshFieldIndex MPSliceToMeshFieldIndex; @@ -363,11 +364,11 @@ class MPMesh{ precomputedElmCoeffs_l(elm, 0, 2) * pXYZ[1] + precomputedElmCoeffs_l(elm, 0, 3) * pXYZ[2])/radius); Kokkos::atomic_add(&meshField(elm, 0), mpField(mp,0)*psi); - if(elm == 38) printf("Reconstruct contrib %.15e\n", mpField(mp, 0) * psi); } }; p_MPs->parallel_for(calcCellField, "calcCellField"); + /* //Debugging auto debug = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ if(mask){ @@ -385,9 +386,105 @@ class MPMesh{ if(elm == 38) printf("Reconstructed field %.15e\n", meshField(elm,0)); } }; - p_MPs->parallel_for(debug, "Debugging"); + p_MPs->parallel_for(debug, "Debugging"); + */ } - + + template + void mapCellsToMPs(){ + std::cout<<__FUNCTION__<; + auto mpField = p_MPs->getData(); + auto meshField = p_mesh->getMeshField(); + //Kokkos::deep_copy(mpField, 0.0); + + auto nElms = p_mesh->getNumElements(); + Kokkos::View nMPsPerCell("nMPsPerCell", nElms); + Kokkos::deep_copy(nMPsPerCell, 0); + auto calcMPsCell = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + Kokkos::atomic_increment(&nMPsPerCell(elm)); + } + }; + p_MPs->parallel_for(calcMPsCell, "calcN_MPsCell"); + + auto elm2ElmConn = p_mesh->getElm2ElmConn(); + auto gnomProjVtx = p_mesh->getMeshField(); + auto gnomProjCell = p_mesh->getMeshField(); + auto gnomProjCellOnCell = p_mesh->getMeshField(); + auto gnomProjElmCenter = p_mesh->getMeshField(); + auto nCells = p_mesh->getNumElements(); + + Kokkos::View centerValues("centerValues", nElms); + Kokkos::View grads("grads", 2*nElms); + + Kokkos::parallel_for("calcMatrix", nCells, KOKKOS_LAMBDA(const int elm){ + double lsMatrix[3]={0.0}; + double rsMatrix[2]={0.0}; + + int numConnElms = elm2ElmConn(elm, 0); + for(int i=1; i<=numConnElms; i++){ + int elmID = elm2ElmConn(elm,i)-1; + if(elmID >= nCells ) + continue; + lsMatrix[0] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); + lsMatrix[1] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); + lsMatrix[2] += (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); + rsMatrix[0] += (meshField(elmID, 0)- meshField(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); + rsMatrix[1] += (meshField(elmID, 0)- meshField(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); + if(elm == 38) printf("LHS %.15e %.15e %.15e \n", lsMatrix[0], lsMatrix[1], lsMatrix[2]); + if(elm == 38) printf("RHS %.15e %.15e \n", rsMatrix[0], rsMatrix[1]); + } + double det = lsMatrix[0] * lsMatrix[2] - lsMatrix[1] * lsMatrix[1]; + double grad[2] = {0.0, 0.0}; + if (std::abs(det) > 1.0e-12) { + grad[0] = (1.0 / det) * ( lsMatrix[2] * rsMatrix[0] - lsMatrix[1] * rsMatrix[1]); + grad[1] = (1.0 / det) * (-lsMatrix[1] * rsMatrix[0] + lsMatrix[0] * rsMatrix[1]); + } + double centerVal = meshField(elm, 0) - grad[0] * gnomProjCell(elm, 0) - grad[1] * gnomProjCell(elm, 1); + + grads(2*elm + 0) = grad[0]; + grads(2*elm + 1) = grad[1]; + centerValues(elm) = centerVal; + + if (elm == 38){ + printf("det %.15e\n", det); + printf("grad %.15e %.15e\n", grad[0], grad[1]); + printf("centerVal %.15e\n", centerVal); + } + }); + + auto mpPos = p_MPs->getData(); + bool isRotated = p_mesh->getRotatedFlag(); + + auto calcMPValue = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + Vec3d position3d(mpPos(mp, 0), mpPos(mp, 1), mpPos(mp, 2)); + if(isRotated){ + position3d[0] = -mpPos(mp, 2); + position3d[2] = mpPos(mp, 0); + } + double mpProjX, mpProjY; + auto gnomProjElmCenter_sub = Kokkos::subview(gnomProjElmCenter, elm, Kokkos::ALL); + computeGnomonicProjectionAtPoint(position3d, gnomProjElmCenter_sub, mpProjX, mpProjY); + + mpField(mp, 0) = centerValues(elm) + grads(2*elm + 0) * mpProjX + grads(2*elm + 1) * mpProjY; + + if(elm == 38){ + printf("Gnom MP %.15e %.15e\n", mpProjX, mpProjY); + printf("Field %.15e\n", mpField(mp, 0)); + } + } + }; + p_MPs->parallel_for(calcMPValue, "calcMPValue"); + + //Debugging + Kokkos::parallel_for("debug", nElms, KOKKOS_LAMBDA(const int elm){ + if(elm < 10) printf("Element %d Mesh Field %.15e %.15e \n", elm, meshField(elm, 0), meshField(elm, 1)); + }); + } + }; }//namespace polyMPO end diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index aa880835..5863471b 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -1691,6 +1691,28 @@ void polympo_set_oceanStress_f(MPMesh_ptr p_mpmesh, const int nVertices, double* Kokkos::deep_copy(oceanStress, h_oceanStress); } +void polympo_set_oceanStressCell_f(MPMesh_ptr p_mpmesh, const int nCells, double* uArray, double* vArray){ + //check mpMesh is valid + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + //check the size + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + + //copy the host array to the device + auto oceanStressCell = p_mesh->getMeshField(); + auto h_oceanStressCell = Kokkos::create_mirror_view(oceanStressCell); + for(int i=0; imapCellsToMPs(); +} + + void polympo_set_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array){ //check mpMesh is valid checkMPMeshValid(p_mpmesh); diff --git a/src/pmpo_c.h b/src/pmpo_c.h index 6acb666e..95916783 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -120,6 +120,7 @@ void polympo_set_airStress_f(MPMesh_ptr mpmesh, const int nVertices, double* uAr void polympo_set_surfaceTiltForce_f(MPMesh_ptr p_mpmesh, const int nVertices, double* uArray, double* vArray); void polympo_set_totalMassVertexfVertex_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); void polympo_set_oceanStress_f(MPMesh_ptr p_mpmesh, const int nVertices, double* uArray, double* vArray); +void polympo_set_oceanStressCell_f(MPMesh_ptr p_mpmesh, const int nCells, double* uArray, double* vArray); void polympo_set_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh, const int nVertices, double* array); void polympo_calculate_oceanStressCoefficient_f(MPMesh_ptr p_mpmesh, const double configIceOceanDragCoeff); void polympo_velocity_grid_solve_f(MPMesh_ptr p_mpmesh); diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index 2ac8611b..e987d8f0 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -1118,6 +1118,14 @@ subroutine polympo_set_oceanStress(mpMesh, nVertices, uArray, vArray) & type(c_ptr), value :: uArray, vArray end subroutine + subroutine polympo_set_oceanStressCell(mpMesh, nCells, uArray, vArray) & + bind(C, NAME='polympo_set_oceanStressCell_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nCells + type(c_ptr), value :: uArray, vArray + end subroutine + subroutine polympo_set_oceanStressCoefficient(mpMesh, nVertices, array) & bind(C, NAME='polympo_set_oceanStressCoefficient_f') use :: iso_c_binding diff --git a/src/pmpo_materialPoints.hpp b/src/pmpo_materialPoints.hpp index 29136dbc..63a63d84 100644 --- a/src/pmpo_materialPoints.hpp +++ b/src/pmpo_materialPoints.hpp @@ -45,7 +45,8 @@ enum MaterialPointSlice { MPF_IcePressure, MPF_ReplacementPressure, MPF_Vel_IncrTimesTanLatVertexOverRadius, - MPF_OpenWaterArea + MPF_OpenWaterArea, + MPF_OceanStress }; enum Operating_Mode{ @@ -78,7 +79,8 @@ template <> struct mpSliceToMeshField < MPF_Area > { using type = template <> struct mpSliceToMeshField < MPF_IcePressure > { using type = doubleSclr_t; }; template <> struct mpSliceToMeshField < MPF_ReplacementPressure > { using type = doubleSclr_t; }; template <> struct mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius> { using type = vec2d_t; }; -template <> struct mpSliceToMeshField < MPF_OpenWaterArea> { using type = doubleSclr_t; }; +template <> struct mpSliceToMeshField < MPF_OpenWaterArea > { using type = doubleSclr_t; }; +template <> struct mpSliceToMeshField < MPF_OceanStress > { using type = vec2d_t; }; template static constexpr int mpSliceToNumEntries() { @@ -119,7 +121,8 @@ typedef MemberTypes::type, mpSliceToMeshField < MPF_IcePressure >::type, mpSliceToMeshField < MPF_ReplacementPressure >::type, mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius >::type, - mpSliceToMeshField < MPF_OpenWaterArea>::type + mpSliceToMeshField < MPF_OpenWaterArea >::type, + mpSliceToMeshField < MPF_OceanStress >::type >MaterialPointTypes; typedef ps::ParticleStructure PS; diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index 866c5998..3fa0efda 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -102,10 +102,16 @@ namespace polyMPO{ vtxGnomProj_ = MeshFView(meshFields2TypeAndString.at(MeshF_VtxGnomProj).second, numElms_); + cellGnomProj_ = MeshFView(meshFields2TypeAndString.at(MeshF_CellGnomProj).second, numElms_); + + cellOnCellGnomProj_ = MeshFView(meshFields2TypeAndString.at(MeshF_CellOnCellGnomProj).second, numElms_); + solveStress_ = MeshFView(meshFields2TypeAndString.at(MeshF_SolveStress).second, numElms_); openWaterArea_ = MeshFView(meshFields2TypeAndString.at(MeshF_OpenWaterArea).second, numElms_); + oceanStressCell_ = MeshFView(meshFields2TypeAndString.at(MeshF_OceanStressCell).second, numElms_); + } void Mesh::computeRotLatLonIncr(){ @@ -128,14 +134,20 @@ namespace polyMPO{ void Mesh::setGnomonicProjection(bool isRotated){ std::cout<<__FUNCTION__<(); + + auto gnomProjVtx = getMeshField(); + auto gnomProjCell = getMeshField(); + auto gnomProjCellOnCell = getMeshField(); auto gnomProjElmCenter = getMeshField(); auto vtxCoords = getMeshField(); auto elmCenters = getMeshField(); auto elm2VtxConn = getElm2VtxConn(); + auto elm2ElmConn = getElm2ElmConn(); + int numElms = getNumElements(); Kokkos::parallel_for("setGnomprojCenter", numElms_, KOKKOS_LAMBDA(const int iElm){ + // This is the center Vec3d elmCenter(elmCenters(iElm, 0), elmCenters(iElm, 1), elmCenters(iElm, 2)); if(isRotated){ elmCenter[0] = - elmCenters(iElm, 2); @@ -150,6 +162,7 @@ namespace polyMPO{ gnomProjElmCenter(iElm, 2) = invR*elmCenter[2]; gnomProjElmCenter(iElm, 3) = invR*cosLatR; + //Gnomonic projection of the vertices int nVtxE = elm2VtxConn(iElm,0); for(int i=0; i= numElms) + continue; + Vec3d adjElmCenter(elmCenters(elmID, 0), elmCenters(elmID, 1), elmCenters(elmID, 2)); + if(isRotated){ + adjElmCenter[0] = - elmCenters(elmID, 2); + adjElmCenter[2] = elmCenters(elmID, 0); + } + double outX, outY; + auto gnomProjElmCenter_sub = Kokkos::subview(gnomProjElmCenter, iElm, Kokkos::ALL); + computeGnomonicProjectionAtPoint(adjElmCenter, gnomProjElmCenter_sub, outX, outY); + gnomProjCellOnCell(iElm, i-1, 0) = outX; + gnomProjCellOnCell(iElm, i-1, 1) = outY; + if(iElm == 38) printf("Outs X and Y: %.15e %.15e \n", gnomProjCellOnCell(iElm, i-1, 0), gnomProjCellOnCell(iElm, i-1, 1)) ; + } + }); } diff --git a/src/pmpo_mesh.hpp b/src/pmpo_mesh.hpp index f1dea97a..2793c1b5 100644 --- a/src/pmpo_mesh.hpp +++ b/src/pmpo_mesh.hpp @@ -30,6 +30,8 @@ enum MeshFieldIndex{ MeshF_OnSurfDispIncr, MeshF_RotLatLonIncr, MeshF_VtxGnomProj, + MeshF_CellGnomProj, + MeshF_CellOnCellGnomProj, MeshF_ElmCenterGnomProj, MeshF_TanLatVertexRotatedOverRadius, MeshF_SolveStress, @@ -43,6 +45,7 @@ enum MeshFieldIndex{ MeshF_SurfaceTilt, MeshF_TotalMassFVtx, MeshF_OceanStress, + MeshF_OceanStressCell, MeshF_OceanStressCoeff, MeshF_OceanVelocity, MeshF_OpenWaterArea @@ -69,6 +72,8 @@ template <> struct meshFieldToType < MeshF_OnSurfVeloIncr > { using type = Ko template <> struct meshFieldToType < MeshF_OnSurfDispIncr > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_RotLatLonIncr > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_VtxGnomProj > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_CellGnomProj > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_CellOnCellGnomProj> { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_ElmCenterGnomProj > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_TanLatVertexRotatedOverRadius > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_SolveStress > { using type = IntView; }; @@ -82,6 +87,7 @@ template <> struct meshFieldToType < MeshF_AirStress > { using type = Ko template <> struct meshFieldToType < MeshF_SurfaceTilt > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_TotalMassFVtx > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanStress > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_OceanStressCell > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanStressCoeff > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanVelocity > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OpenWaterArea > { using type = Kokkos::View; }; @@ -105,6 +111,8 @@ const std::map> meshFields {MeshF_OnSurfDispIncr, {MeshFType_VtxBased,"MeshField_OnSurfaceDisplacementIncrement"}}, {MeshF_RotLatLonIncr, {MeshFType_VtxBased,"MeshField_RotationalLatitudeLongitudeIncreasement"}}, {MeshF_VtxGnomProj, {MeshFType_ElmBased,"MeshField_VertexGnomonicProjection"}}, + {MeshF_CellGnomProj, {MeshFType_ElmBased,"MeshField_CellGnomonicProjection"}}, + {MeshF_CellOnCellGnomProj,{MeshFType_ElmBased,"MeshField_CellOnCellGnomonicProjection"}}, {MeshF_ElmCenterGnomProj,{MeshFType_ElmBased,"MeshField_ElementCenterGnomonicprojection"}}, {MeshF_TanLatVertexRotatedOverRadius, {MeshFType_VtxBased,"MeshField_TanLatVertexRotatedOverRadius"}}, {MeshF_SolveStress, {MeshFType_ElmBased,"MeshField_SolveStress"}}, @@ -118,6 +126,7 @@ const std::map> meshFields {MeshF_SurfaceTilt, {MeshFType_VtxBased,"MeshField_SurfaceTilt"}}, {MeshF_TotalMassFVtx, {MeshFType_VtxBased,"MeshField_TotalMassFVtx"}}, {MeshF_OceanStress, {MeshFType_VtxBased,"MeshField_OceanStress"}}, + {MeshF_OceanStressCell, {MeshFType_ElmBased,"MeshField_OceanStressCell"}}, {MeshF_OceanStressCoeff, {MeshFType_VtxBased,"MeshField_OceanStressCoeff"}}, {MeshF_OceanVelocity, {MeshFType_VtxBased,"MeshField_OceanVelocity"}}, {MeshF_OpenWaterArea, {MeshFType_ElmBased,"MeshField_OpenWaterArea"}} @@ -169,6 +178,8 @@ class Mesh { MeshFView vtxRotLatLonIncr_; //GnomonicProjection MeshFView vtxGnomProj_; + MeshFView cellGnomProj_; + MeshFView cellOnCellGnomProj_; MeshFView elmCenterGnomProj_; MeshFView tanLatVertexRotatedOverRadius_; @@ -180,6 +191,7 @@ class Mesh { MeshFView surfaceTilt_; MeshFView totalMassFVtx_; MeshFView oceanStress_; + MeshFView oceanStressCell_; MeshFView oceanStressCoeff_; MeshFView oceanVelocity_; MeshFView openWaterArea_; @@ -343,6 +355,12 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_VtxGnomProj){ return vtxGnomProj_; } + else if constexpr (index==MeshF_CellGnomProj){ + return cellGnomProj_; + } + else if constexpr (index==MeshF_CellOnCellGnomProj){ + return cellOnCellGnomProj_; + } else if constexpr (index==MeshF_ElmCenterGnomProj){ return elmCenterGnomProj_; } @@ -382,6 +400,9 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_OceanStress){ return oceanStress_; } + else if constexpr (index==MeshF_OceanStressCell){ + return oceanStressCell_; + } else if constexpr (index==MeshF_OceanStressCoeff){ return 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-319,7 +318,7 @@ class MPMesh{ } }; p_MPs->parallel_for(calcMPsCell, "calcN_MPsCell"); - + //TODO put them as inputs bool higherOrderRemap = true; @@ -327,7 +326,7 @@ class MPMesh{ constexpr int numEntriesMatrix=10; Kokkos::View lsMatrices("VtxMatrices", p_mesh->getNumElements()); Kokkos::deep_copy(lsMatrices, 0); - + auto assemble = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if(mask) { //if material point is 'active'/'enabled' if(nMPsPerCell(elm) <= 0) return; @@ -351,10 +350,10 @@ class MPMesh{ } }; p_MPs->parallel_for(assemble, "assembly"); - + invertMatrix(lsMatrices, radius, false); auto precomputedElmCoeffs_l = this->precomputedElmCoeffs_new; - + auto calcCellField= PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if(mask) { //if material point is 'active'/'enabled if(nMPsPerCell(elm) <= 0) return; @@ -367,38 +366,14 @@ class MPMesh{ } }; p_MPs->parallel_for(calcCellField, "calcCellField"); - - /* - //Debugging - auto debug = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ - if(mask){ - if(elm == 38) printf("AreaMP %.15e SumAreaMP %.15e \n", mpArea(mp, 0), sumAreaMP(elm)); - if(elm == 38) printf("Matrices %.15e %.15e %.15e %.15e %.15e %.15e %.15e %.15e %.15e %.15e \n", - lsMatrices(elm,0), lsMatrices(elm,1), lsMatrices(elm,2), - lsMatrices(elm,3), lsMatrices(elm,4), lsMatrices(elm,5), - lsMatrices(elm,6), lsMatrices(elm,7), lsMatrices(elm,8), - lsMatrices(elm,9)); - if(elm == 38) printf("Coeffs: %.15e %.15e %.15e %.15e \n", precomputedElmCoeffs_l(elm, 0, 0), - precomputedElmCoeffs_l(elm, 0, 1), - precomputedElmCoeffs_l(elm, 0, 2), - precomputedElmCoeffs_l(elm, 0, 3)); - - if(elm == 38) printf("Reconstructed field %.15e\n", meshField(elm,0)); - } - }; - p_MPs->parallel_for(debug, "Debugging"); - */ } template void mapCellsToMPs(){ - std::cout<<__FUNCTION__<; auto mpField = p_MPs->getData(); auto meshField = p_mesh->getMeshField(); - //Kokkos::deep_copy(mpField, 0.0); - + auto nElms = p_mesh->getNumElements(); Kokkos::View nMPsPerCell("nMPsPerCell", nElms); Kokkos::deep_copy(nMPsPerCell, 0); @@ -408,17 +383,17 @@ class MPMesh{ } }; p_MPs->parallel_for(calcMPsCell, "calcN_MPsCell"); - + auto elm2ElmConn = p_mesh->getElm2ElmConn(); auto gnomProjVtx = p_mesh->getMeshField(); auto gnomProjCell = p_mesh->getMeshField(); auto gnomProjCellOnCell = p_mesh->getMeshField(); auto gnomProjElmCenter = p_mesh->getMeshField(); auto nCells = p_mesh->getNumElements(); - + Kokkos::View centerValues("centerValues", nElms); Kokkos::View grads("grads", 2*nElms); - + Kokkos::parallel_for("calcMatrix", nCells, KOKKOS_LAMBDA(const int elm){ double lsMatrix[3]={0.0}; double rsMatrix[2]={0.0}; @@ -433,8 +408,6 @@ class MPMesh{ lsMatrix[2] += (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); rsMatrix[0] += (meshField(elmID, 0)- meshField(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); rsMatrix[1] += (meshField(elmID, 0)- meshField(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); - if(elm == 38) printf("LHS %.15e %.15e %.15e \n", lsMatrix[0], lsMatrix[1], lsMatrix[2]); - if(elm == 38) printf("RHS %.15e %.15e \n", rsMatrix[0], rsMatrix[1]); } double det = lsMatrix[0] * lsMatrix[2] - lsMatrix[1] * lsMatrix[1]; double grad[2] = {0.0, 0.0}; @@ -447,14 +420,8 @@ class MPMesh{ grads(2*elm + 0) = grad[0]; grads(2*elm + 1) = grad[1]; centerValues(elm) = centerVal; - - if (elm == 38){ - printf("det %.15e\n", det); - printf("grad %.15e %.15e\n", grad[0], grad[1]); - printf("centerVal %.15e\n", centerVal); - } }); - + auto mpPos = p_MPs->getData(); bool isRotated = p_mesh->getRotatedFlag(); @@ -470,19 +437,9 @@ class MPMesh{ computeGnomonicProjectionAtPoint(position3d, gnomProjElmCenter_sub, mpProjX, mpProjY); mpField(mp, 0) = centerValues(elm) + grads(2*elm + 0) * mpProjX + grads(2*elm + 1) * mpProjY; - - if(elm == 38){ - printf("Gnom MP %.15e %.15e\n", mpProjX, mpProjY); - printf("Field %.15e\n", mpField(mp, 0)); - } } }; p_MPs->parallel_for(calcMPValue, "calcMPValue"); - - //Debugging - Kokkos::parallel_for("debug", nElms, KOKKOS_LAMBDA(const int elm){ - if(elm < 10) printf("Element %d Mesh Field %.15e %.15e \n", elm, meshField(elm, 0), meshField(elm, 1)); - }); } }; diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index 3fa0efda..7c5ee5bf 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -184,7 +184,6 @@ namespace polyMPO{ computeGnomonicProjectionAtPoint(elmCenter, gnomProjElmCenter_sub, outX, outY); gnomProjCell(iElm, 0) = outX; gnomProjCell(iElm, 1) = outY; - if(iElm == 38) printf("Center outs X and Y: %.15e %.15e \n", gnomProjCell(iElm, 0), gnomProjCell(iElm, 1)) ; //Gnomomic projection of the centres of adjacent elements int numConnElms = elm2ElmConn(iElm,0); @@ -202,9 +201,7 @@ namespace polyMPO{ computeGnomonicProjectionAtPoint(adjElmCenter, gnomProjElmCenter_sub, outX, outY); gnomProjCellOnCell(iElm, i-1, 0) = outX; gnomProjCellOnCell(iElm, i-1, 1) = outY; - if(iElm == 38) printf("Outs X and Y: %.15e %.15e \n", gnomProjCellOnCell(iElm, i-1, 0), gnomProjCellOnCell(iElm, i-1, 1)) ; } - }); } From 71e7aea41e014497fcaaec7b948ee46c52baa659 Mon Sep 17 00:00:00 2001 From: Nath Date: Tue, 8 Sep 2026 13:41:16 -0400 Subject: [PATCH 11/16] Get the mapped fields back to MPAS --- src/pmpo_MPMesh.hpp | 117 +++++++++++++++++++++++-------------------- src/pmpo_c.cpp | 45 ++++++++++++++++- src/pmpo_c.h | 2 + src/pmpo_fortran.f90 | 16 ++++++ 4 files changed, 125 insertions(+), 55 deletions(-) diff --git a/src/pmpo_MPMesh.hpp b/src/pmpo_MPMesh.hpp index a7698455..e64dc2d8 100644 --- a/src/pmpo_MPMesh.hpp +++ b/src/pmpo_MPMesh.hpp @@ -370,11 +370,23 @@ class MPMesh{ template void mapCellsToMPs(){ + + //MP Field constexpr MaterialPointSlice mpSlice = meshFieldIndexToMPSlice; auto mpField = p_MPs->getData(); - auto meshField = p_mesh->getMeshField(); + auto mpPos = p_MPs->getData(); + //Mesh Fields auto nElms = p_mesh->getNumElements(); + auto meshField = p_mesh->getMeshField(); + auto elm2ElmConn = p_mesh->getElm2ElmConn(); + auto gnomProjVtx = p_mesh->getMeshField(); + auto gnomProjCell = p_mesh->getMeshField(); + auto gnomProjCellOnCell = p_mesh->getMeshField(); + auto gnomProjElmCenter = p_mesh->getMeshField(); + bool isRotated = p_mesh->getRotatedFlag(); + + //Mps Per Cell Kokkos::View nMPsPerCell("nMPsPerCell", nElms); Kokkos::deep_copy(nMPsPerCell, 0); auto calcMPsCell = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ @@ -384,62 +396,59 @@ class MPMesh{ }; p_MPs->parallel_for(calcMPsCell, "calcN_MPsCell"); - auto elm2ElmConn = p_mesh->getElm2ElmConn(); - auto gnomProjVtx = p_mesh->getMeshField(); - auto gnomProjCell = p_mesh->getMeshField(); - auto gnomProjCellOnCell = p_mesh->getMeshField(); - auto gnomProjElmCenter = p_mesh->getMeshField(); - auto nCells = p_mesh->getNumElements(); - - Kokkos::View centerValues("centerValues", nElms); - Kokkos::View grads("grads", 2*nElms); - - Kokkos::parallel_for("calcMatrix", nCells, KOKKOS_LAMBDA(const int elm){ - double lsMatrix[3]={0.0}; - double rsMatrix[2]={0.0}; - - int numConnElms = elm2ElmConn(elm, 0); - for(int i=1; i<=numConnElms; i++){ - int elmID = elm2ElmConn(elm,i)-1; - if(elmID >= nCells ) - continue; - lsMatrix[0] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); - lsMatrix[1] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); - lsMatrix[2] += (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); - rsMatrix[0] += (meshField(elmID, 0)- meshField(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); - rsMatrix[1] += (meshField(elmID, 0)- meshField(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); - } - double det = lsMatrix[0] * lsMatrix[2] - lsMatrix[1] * lsMatrix[1]; - double grad[2] = {0.0, 0.0}; - if (std::abs(det) > 1.0e-12) { - grad[0] = (1.0 / det) * ( lsMatrix[2] * rsMatrix[0] - lsMatrix[1] * rsMatrix[1]); - grad[1] = (1.0 / det) * (-lsMatrix[1] * rsMatrix[0] + lsMatrix[0] * rsMatrix[1]); - } - double centerVal = meshField(elm, 0) - grad[0] * gnomProjCell(elm, 0) - grad[1] * gnomProjCell(elm, 1); - - grads(2*elm + 0) = grad[0]; - grads(2*elm + 1) = grad[1]; - centerValues(elm) = centerVal; - }); + const int numEntries = mpSliceToNumEntries(); + for (int comp=0; compgetData(); - bool isRotated = p_mesh->getRotatedFlag(); + //Calculate mapped Value + Kokkos::View centerValues("centerValues", nElms); + Kokkos::View grads("grads", 2*nElms); - auto calcMPValue = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ - if(mask){ - Vec3d position3d(mpPos(mp, 0), mpPos(mp, 1), mpPos(mp, 2)); - if(isRotated){ - position3d[0] = -mpPos(mp, 2); - position3d[2] = mpPos(mp, 0); + Kokkos::parallel_for("calcMatrix", nElms, KOKKOS_LAMBDA(const int elm){ + if(nMPsPerCell(elm) <= 0) return; + double lsMatrix[3]={0.0}; + double rsMatrix[2]={0.0}; + + int numConnElms = elm2ElmConn(elm, 0); + for(int i=1; i<=numConnElms; i++){ + int elmID = elm2ElmConn(elm,i)-1; + if(elmID >= nElms) + continue; + lsMatrix[0] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); + lsMatrix[1] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); + lsMatrix[2] += (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); + rsMatrix[0] += (meshField(elmID, comp)- meshField(elm, comp)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); + rsMatrix[1] += (meshField(elmID, comp)- meshField(elm, comp)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); } - double mpProjX, mpProjY; - auto gnomProjElmCenter_sub = Kokkos::subview(gnomProjElmCenter, elm, Kokkos::ALL); - computeGnomonicProjectionAtPoint(position3d, gnomProjElmCenter_sub, mpProjX, mpProjY); - - mpField(mp, 0) = centerValues(elm) + grads(2*elm + 0) * mpProjX + grads(2*elm + 1) * mpProjY; - } - }; - p_MPs->parallel_for(calcMPValue, "calcMPValue"); + double det = lsMatrix[0] * lsMatrix[2] - lsMatrix[1] * lsMatrix[1]; + double grad[2] = {0.0, 0.0}; + if (std::abs(det) > 1.0e-12) { + grad[0] = (1.0 / det) * ( lsMatrix[2] * rsMatrix[0] - lsMatrix[1] * rsMatrix[1]); + grad[1] = (1.0 / det) * (-lsMatrix[1] * rsMatrix[0] + lsMatrix[0] * rsMatrix[1]); + } + double centerVal = meshField(elm, comp) - grad[0] * gnomProjCell(elm, 0) - grad[1] * gnomProjCell(elm, 1); + + grads(2*elm + 0) = grad[0]; + grads(2*elm + 1) = grad[1]; + centerValues(elm) = centerVal; + }); + + auto calcMPValue = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + if(nMPsPerCell(elm) <= 0) return; + Vec3d position3d(mpPos(mp, 0), mpPos(mp, 1), mpPos(mp, 2)); + if(isRotated){ + position3d[0] = -mpPos(mp, 2); + position3d[2] = mpPos(mp, 0); + } + double mpProjX, mpProjY; + auto gnomProjElmCenter_sub = Kokkos::subview(gnomProjElmCenter, elm, Kokkos::ALL); + computeGnomonicProjectionAtPoint(position3d, gnomProjElmCenter_sub, mpProjX, mpProjY); + + mpField(mp, comp) = centerValues(elm) + grads(2*elm + 0) * mpProjX + grads(2*elm + 1) * mpProjY; + } + }; + p_MPs->parallel_for(calcMPValue, "calcMPValue"); + } } }; diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index 5863471b..c3950f4c 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -1951,9 +1951,52 @@ void polympo_setOpenWaterAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const i //Temporarily call the MPs to Cell API from here auto mpmesh = ((polyMPO::MPMesh*)p_mpmesh); - mpmesh->mapMPsToCells(); + mpmesh->mapMPsToCells(); } +void polympo_getOpenWaterAreaCell_f(MPMesh_ptr p_mpmesh, const int nCells, double* array){ + + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + + //check the size + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + + //copy the device to host + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), field); + for(int i=0; ip_MPs; + PMT_ALWAYS_ASSERT(nParticles >= p_MPs->getCount()); + + auto mpField = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + + Kokkos::View mpFieldCopy("mpFieldCopy",vec2d_nEntries, nParticles); + + auto getField = PS_LAMBDA(const int&, const int& mp, const int& mask){ + if(mask){ + mpFieldCopy(0,mpAppID(mp)) = mpField(mp,0); + mpFieldCopy(1,mpAppID(mp)) = mpField(mp,1); + } + }; + p_MPs->parallel_for(getField, "getFields"); + + // Copy the device view to host. + auto mpFieldHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), mpFieldCopy); + for(int mp = 0; mp < nParticles; ++mp) { + uArray[mp] = mpFieldHost(0, mp); + vArray[mp] = mpFieldHost(1, mp); + } +} + + //Timing void polympo_enableTiming_f(){ pumipic::EnableTiming(); diff --git a/src/pmpo_c.h b/src/pmpo_c.h index 95916783..34a935f6 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -150,6 +150,8 @@ void polympo_init_deludelvDyn_f(MPMesh_ptr p_mpmesh); void polympo_aggregate_deluDyn_f(MPMesh_ptr p_mpmesh); void polympo_finalize_deludelvDyn_f(MPMesh_ptr p_mpmesh); void polympo_setOpenWaterAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array); +void polympo_getOpenWaterAreaCell_f(MPMesh_ptr p_mpmesh, const int nCells, double* array); +void polympo_get_oceanStressCellMP_f(MPMesh_ptr p_mpmesh, const int nParticles, double* uArray, double* vArray); // Timing void polympo_enableTiming_f(); diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index e987d8f0..29c24708 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -1306,6 +1306,22 @@ subroutine polympo_setOpenWaterAreaMP(mpMesh, nComps, numMPs, array) & type(c_ptr), intent(in), value :: array end subroutine + subroutine polympo_getOpenWaterAreaCell(mpMesh, nCells, array) & + bind(C, NAME='polympo_getOpenWaterAreaCell_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nCells + type(c_ptr), intent(in), value :: array + end subroutine + + subroutine polympo_get_oceanStressCellMP(mpMesh, nParticles, uarray, varray) & + bind(C, NAME='polympo_get_oceanStressCellMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nParticles + type(c_ptr), intent(in), value :: uarray, varray + end subroutine + !--------------------------------------------------------------------------- !> @brief directly call the reconstruct of the MP fields to mesh fields !> @param mpmesh(in/out) MPMesh object From 6b4eb2a4e07cfbce6a36d74790ca711e7170bc13 Mon Sep 17 00:00:00 2001 From: Nath Date: Tue, 8 Sep 2026 14:21:30 -0400 Subject: [PATCH 12/16] Intent of c_ptr --- src/pmpo_fortran.f90 | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index 29c24708..9cf46a42 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -1311,7 +1311,7 @@ subroutine polympo_getOpenWaterAreaCell(mpMesh, nCells, array) & use :: iso_c_binding type(c_ptr), value :: mpMesh integer(c_int), value :: nCells - type(c_ptr), intent(in), value :: array + type(c_ptr), value :: array end subroutine subroutine polympo_get_oceanStressCellMP(mpMesh, nParticles, uarray, varray) & @@ -1319,7 +1319,7 @@ subroutine polympo_get_oceanStressCellMP(mpMesh, nParticles, uarray, varray) & use :: iso_c_binding type(c_ptr), value :: mpMesh integer(c_int), value :: nParticles - type(c_ptr), intent(in), value :: uarray, varray + type(c_ptr), value :: uarray, varray end subroutine !--------------------------------------------------------------------------- From 044c955636e63a51d527dd71860e98a86618392d Mon Sep 17 00:00:00 2001 From: Shahrear Jahan Date: Fri, 25 Sep 2026 19:50:08 -0700 Subject: [PATCH 13/16] Particle-cell-map port to GPU/polyMPO - category fields --- src/pmpo_MPMesh.hpp | 53 ++++++++++- src/pmpo_c.cpp | 178 ++++++++++++++++++++++++++++++++++++ src/pmpo_c.h | 13 +++ src/pmpo_fortran.f90 | 72 +++++++++++++++ src/pmpo_materialPoints.hpp | 9 ++ src/pmpo_mesh.cpp | 4 + src/pmpo_mesh.hpp | 26 +++++- 7 files changed, 350 insertions(+), 5 deletions(-) diff --git a/src/pmpo_MPMesh.hpp b/src/pmpo_MPMesh.hpp index 48c1c484..778e6c9a 100644 --- a/src/pmpo_MPMesh.hpp +++ b/src/pmpo_MPMesh.hpp @@ -24,10 +24,18 @@ template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_RotLatLonIn template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_OnSurfVeloIncr > = MPF_Vel_Incr; template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_OceanStressCell> = MPF_OceanStress; +template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_IceAreaCategory > = MPF_IceAreaCategory; +template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_IceVolumeCategory > = MPF_IceVolumeCategory; +template <> const MaterialPointSlice meshFieldIndexToMPSlice < MeshF_SnowVolumeCategory > = MPF_SnowVolumeCategory; + template const MeshFieldIndex MPSliceToMeshFieldIndex; template <> const MeshFieldIndex MPSliceToMeshFieldIndex < MPF_OpenWaterArea > = MeshF_OpenWaterArea; +template <> const MeshFieldIndex MPSliceToMeshFieldIndex < MPF_IceAreaCategory > = MeshF_IceAreaCategory; +template <> const MeshFieldIndex MPSliceToMeshFieldIndex < MPF_IceVolumeCategory > = MeshF_IceVolumeCategory; +template <> const MeshFieldIndex MPSliceToMeshFieldIndex < MPF_SnowVolumeCategory > = MeshF_SnowVolumeCategory; + #define maxMPsPerElm 8 class MPMesh{ @@ -692,6 +700,7 @@ class MPMesh{ void mapMPsToCells(){ //MP field mesh field mapping constexpr MeshFieldIndex meshFieldIndex = MPSliceToMeshFieldIndex; + const int numEntries = mpSliceToNumEntries(); auto mpField = p_MPs->getData(); auto meshField = p_mesh->getMeshField(); Kokkos::deep_copy(meshField, 0.0); @@ -710,6 +719,7 @@ class MPMesh{ Kokkos::View nMPsPerCell("nMPsPerCell", nElms); Kokkos::View sumAreaMP("sumAreaMP", nElms); Kokkos::deep_copy(nMPsPerCell, 0); + Kokkos::deep_copy(sumAreaMP, 0.0); auto calcMPsCell = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ if(mask){ Kokkos::atomic_increment(&nMPsPerCell(elm)); @@ -753,6 +763,11 @@ class MPMesh{ invertMatrix(lsMatrices, radius, false); auto precomputedElmCoeffs_l = this->precomputedElmCoeffs_new; + Kokkos::View minVals("minVals", nElms, numEntries); + Kokkos::View maxVals("maxVals", nElms, numEntries); + Kokkos::deep_copy(minVals, std::numeric_limits::max()); + Kokkos::deep_copy(maxVals, std::numeric_limits::lowest()); + auto calcCellField= PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if(mask) { //if material point is 'active'/'enabled if(nMPsPerCell(elm) <= 0) return; @@ -761,10 +776,29 @@ class MPMesh{ double psi = wp * (precomputedElmCoeffs_l(elm, 0, 0) + (precomputedElmCoeffs_l(elm, 0, 1) * pXYZ[0] + precomputedElmCoeffs_l(elm, 0, 2) * pXYZ[1] + precomputedElmCoeffs_l(elm, 0, 3) * pXYZ[2])/radius); - Kokkos::atomic_add(&meshField(elm, 0), mpField(mp,0)*psi); + + + for (int comp=0; compparallel_for(calcCellField, "calcCellField"); + + Kokkos::fence(); + + Kokkos::parallel_for("clampCellField", nElms, KOKKOS_LAMBDA(const int elm){ + if(nMPsPerCell(elm) <= 0) return; + for (int comp=0; comp maxVals(elm,comp)) v = maxVals(elm,comp); + meshField(elm, comp) = v; + } + }); } template @@ -801,22 +835,28 @@ class MPMesh{ //Calculate mapped Value Kokkos::View centerValues("centerValues", nElms); Kokkos::View grads("grads", 2*nElms); + Kokkos::View cellMinValues("cellMinValues", nElms); + Kokkos::View cellMaxValues("cellMaxValues", nElms); Kokkos::parallel_for("calcMatrix", nElms, KOKKOS_LAMBDA(const int elm){ if(nMPsPerCell(elm) <= 0) return; double lsMatrix[3]={0.0}; double rsMatrix[2]={0.0}; + double cellMin = meshField(elm, comp); + double cellMax = meshField(elm, comp); int numConnElms = elm2ElmConn(elm, 0); for(int i=1; i<=numConnElms; i++){ int elmID = elm2ElmConn(elm,i)-1; - if(elmID >= nElms) + if(elmID < 0 || elmID >= nElms) continue; lsMatrix[0] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); lsMatrix[1] += (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); lsMatrix[2] += (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); rsMatrix[0] += (meshField(elmID, comp)- meshField(elm, comp)) * (gnomProjCellOnCell(elm, i-1, 0) - gnomProjCell(elm, 0)); rsMatrix[1] += (meshField(elmID, comp)- meshField(elm, comp)) * (gnomProjCellOnCell(elm, i-1, 1) - gnomProjCell(elm, 1)); + if (meshField(elmID, comp) < cellMin) cellMin = meshField(elmID, comp); + if (meshField(elmID, comp) > cellMax) cellMax = meshField(elmID, comp); } double det = lsMatrix[0] * lsMatrix[2] - lsMatrix[1] * lsMatrix[1]; double grad[2] = {0.0, 0.0}; @@ -829,7 +869,11 @@ class MPMesh{ grads(2*elm + 0) = grad[0]; grads(2*elm + 1) = grad[1]; centerValues(elm) = centerVal; + cellMinValues(elm) = cellMin; + cellMaxValues(elm) = cellMax; }); + + Kokkos::fence(); auto calcMPValue = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ if(mask){ @@ -843,7 +887,10 @@ class MPMesh{ auto gnomProjElmCenter_sub = Kokkos::subview(gnomProjElmCenter, elm, Kokkos::ALL); computeGnomonicProjectionAtPoint(position3d, gnomProjElmCenter_sub, mpProjX, mpProjY); - mpField(mp, comp) = centerValues(elm) + grads(2*elm + 0) * mpProjX + grads(2*elm + 1) * mpProjY; + double mpVal = centerValues(elm) + grads(2*elm + 0) * mpProjX + grads(2*elm + 1) * mpProjY; + if (mpVal < cellMinValues(elm)) mpVal = cellMinValues(elm); + if (mpVal > cellMaxValues(elm)) mpVal = cellMaxValues(elm); + mpField(mp, comp) = mpVal; } }; p_MPs->parallel_for(calcMPValue, "calcMPValue"); diff --git a/src/pmpo_c.cpp b/src/pmpo_c.cpp index 1714ef12..a2723a52 100644 --- a/src/pmpo_c.cpp +++ b/src/pmpo_c.cpp @@ -1971,6 +1971,184 @@ void polympo_getOpenWaterAreaCell_f(MPMesh_ptr p_mpmesh, const int nCells, doubl } } + +void polympo_setIceAreaCategoryMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array){ + Kokkos::Timer timer; + checkMPMeshValid(p_mpmesh); + auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; + int self; + MPI_Comm comm = p_MPs->getMPIComm(); + MPI_Comm_rank(comm, &self); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + PMT_ALWAYS_ASSERT(numMPs >= p_MPs->getCount()); + auto iceAreaCategoryMP = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + //Fortran layout is particle-major (each particle's nComps values contiguous) + kkViewHostU iceAreaCategoryMP_h(array, nComps, numMPs); + Kokkos::View iceAreaCategoryMP_d("mpIceAreaCategory", nComps, numMPs); + Kokkos::deep_copy(iceAreaCategoryMP_d, iceAreaCategoryMP_h); + auto setIceAreaCategory = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + for(int comp=0; compparallel_for(setIceAreaCategory, "setMPIceAreaCategory"); + pumipic::RecordTime("PolyMPO_setIceAreaCategory" + std::to_string(self), timer.seconds()); + auto mpmesh = ((polyMPO::MPMesh*)p_mpmesh); + mpmesh->mapMPsToCells(); +} + +void polympo_getIceAreaCategoryCell_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array){ + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), field); + for(int i=0; ip_MPs; + int self; + MPI_Comm comm = p_MPs->getMPIComm(); + MPI_Comm_rank(comm, &self); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + PMT_ALWAYS_ASSERT(numMPs >= p_MPs->getCount()); + auto iceVolumeCategoryMP = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + kkViewHostU iceVolumeCategoryMP_h(array, nComps, numMPs); + Kokkos::View iceVolumeCategoryMP_d("mpIceVolumeCategory", nComps, numMPs); + Kokkos::deep_copy(iceVolumeCategoryMP_d, iceVolumeCategoryMP_h); + auto setIceVolumeCategory = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + for(int comp=0; compparallel_for(setIceVolumeCategory, "setMPIceVolumeCategory"); + pumipic::RecordTime("PolyMPO_setIceVolumeCategory" + std::to_string(self), timer.seconds()); + auto mpmesh = ((polyMPO::MPMesh*)p_mpmesh); + mpmesh->mapMPsToCells(); +} + +void polympo_getIceVolumeCategoryCell_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array){ + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), field); + for(int i=0; ip_MPs; + int self; + MPI_Comm comm = p_MPs->getMPIComm(); + MPI_Comm_rank(comm, &self); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + PMT_ALWAYS_ASSERT(numMPs >= p_MPs->getCount()); + auto snowVolumeCategoryMP = p_MPs->getData(); + auto mpAppID = p_MPs->getData(); + kkViewHostU snowVolumeCategoryMP_h(array, nComps, numMPs); + Kokkos::View snowVolumeCategoryMP_d("mpSnowVolumeCategory", nComps, numMPs); + Kokkos::deep_copy(snowVolumeCategoryMP_d, snowVolumeCategoryMP_h); + auto setSnowVolumeCategory = PS_LAMBDA(const int& elm, const int& mp, const int& mask){ + if(mask){ + for(int comp=0; compparallel_for(setSnowVolumeCategory, "setMPSnowVolumeCategory"); + pumipic::RecordTime("PolyMPO_setSnowVolumeCategory" + std::to_string(self), timer.seconds()); + auto mpmesh = ((polyMPO::MPMesh*)p_mpmesh); + mpmesh->mapMPsToCells(); +} + +void polympo_getSnowVolumeCategoryCell_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array){ + checkMPMeshValid(p_mpmesh); + auto p_mesh = ((polyMPO::MPMesh*)p_mpmesh)->p_mesh; + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), field); + for(int i=0; ip_mesh; + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view(field); + for(int i=0; imapCellsToMPs(); +} + +void polympo_setIceVolumeCategoryCellAndMapToMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array){ + checkMPMeshValid(p_mpmesh); + auto mpMesh = (polyMPO::MPMesh*)p_mpmesh; + auto p_mesh = mpMesh->p_mesh; + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view(field); + for(int i=0; imapCellsToMPs(); +} + +void polympo_setSnowVolumeCategoryCellAndMapToMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array){ + checkMPMeshValid(p_mpmesh); + auto mpMesh = (polyMPO::MPMesh*)p_mpmesh; + auto p_mesh = mpMesh->p_mesh; + PMT_ALWAYS_ASSERT(p_mesh->getNumElements()==nCells); + PMT_ALWAYS_ASSERT(nComps == nIceCategories); + auto field = p_mesh->getMeshField(); + auto h_field = Kokkos::create_mirror_view(field); + for(int i=0; imapCellsToMPs(); +} + void polympo_get_oceanStressCellMP_f(MPMesh_ptr p_mpmesh, const int nParticles, double* uArray, double* vArray){ checkMPMeshValid(p_mpmesh); auto p_MPs = ((polyMPO::MPMesh*)p_mpmesh)->p_MPs; diff --git a/src/pmpo_c.h b/src/pmpo_c.h index 34a935f6..60d5950f 100644 --- a/src/pmpo_c.h +++ b/src/pmpo_c.h @@ -151,6 +151,19 @@ void polympo_aggregate_deluDyn_f(MPMesh_ptr p_mpmesh); void polympo_finalize_deludelvDyn_f(MPMesh_ptr p_mpmesh); void polympo_setOpenWaterAreaMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array); void polympo_getOpenWaterAreaCell_f(MPMesh_ptr p_mpmesh, const int nCells, double* array); +void polympo_setIceAreaCategoryMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array); +void polympo_getIceAreaCategoryCell_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array); + +void polympo_setIceVolumeCategoryMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array); +void polympo_getIceVolumeCategoryCell_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array); + +void polympo_setSnowVolumeCategoryMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int numMPs, double* array); +void polympo_getSnowVolumeCategoryCell_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array); + +void polympo_setIceAreaCategoryCellAndMapToMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array); +void polympo_setIceVolumeCategoryCellAndMapToMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array); +void polympo_setSnowVolumeCategoryCellAndMapToMP_f(MPMesh_ptr p_mpmesh, const int nComps, const int nCells, double* array); + void polympo_get_oceanStressCellMP_f(MPMesh_ptr p_mpmesh, const int nParticles, double* uArray, double* vArray); // Timing diff --git a/src/pmpo_fortran.f90 b/src/pmpo_fortran.f90 index 9cf46a42..5939975b 100644 --- a/src/pmpo_fortran.f90 +++ b/src/pmpo_fortran.f90 @@ -1314,6 +1314,78 @@ subroutine polympo_getOpenWaterAreaCell(mpMesh, nCells, array) & type(c_ptr), value :: array end subroutine +subroutine polympo_setIceAreaCategoryMP(mpMesh, nComps, numMPs, array) & + bind(C, NAME='polympo_setIceAreaCategoryMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, numMPs + type(c_ptr), intent(in), value :: array +end subroutine + +subroutine polympo_getIceAreaCategoryCell(mpMesh, nComps, nCells, array) & + bind(C, NAME='polympo_getIceAreaCategoryCell_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nCells + type(c_ptr), value :: array +end subroutine + +subroutine polympo_setIceVolumeCategoryMP(mpMesh, nComps, numMPs, array) & + bind(C, NAME='polympo_setIceVolumeCategoryMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, numMPs + type(c_ptr), intent(in), value :: array +end subroutine + +subroutine polympo_getIceVolumeCategoryCell(mpMesh, nComps, nCells, array) & + bind(C, NAME='polympo_getIceVolumeCategoryCell_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nCells + type(c_ptr), value :: array +end subroutine + +subroutine polympo_setSnowVolumeCategoryMP(mpMesh, nComps, numMPs, array) & + bind(C, NAME='polympo_setSnowVolumeCategoryMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, numMPs + type(c_ptr), intent(in), value :: array +end subroutine + +subroutine polympo_getSnowVolumeCategoryCell(mpMesh, nComps, nCells, array) & + bind(C, NAME='polympo_getSnowVolumeCategoryCell_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nCells + type(c_ptr), value :: array +end subroutine + + subroutine polympo_setIceAreaCategoryCellAndMapToMP(mpMesh, nComps, nCells, array) & + bind(C, NAME='polympo_setIceAreaCategoryCellAndMapToMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nCells + type(c_ptr), value :: array + end subroutine + + subroutine polympo_setIceVolumeCategoryCellAndMapToMP(mpMesh, nComps, nCells, array) & + bind(C, NAME='polympo_setIceVolumeCategoryCellAndMapToMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nCells + type(c_ptr), value :: array + end subroutine + + subroutine polympo_setSnowVolumeCategoryCellAndMapToMP(mpMesh, nComps, nCells, array) & + bind(C, NAME='polympo_setSnowVolumeCategoryCellAndMapToMP_f') + use :: iso_c_binding + type(c_ptr), value :: mpMesh + integer(c_int), value :: nComps, nCells + type(c_ptr), value :: array + end subroutine + subroutine polympo_get_oceanStressCellMP(mpMesh, nParticles, uarray, varray) & bind(C, NAME='polympo_get_oceanStressCellMP_f') use :: iso_c_binding diff --git a/src/pmpo_materialPoints.hpp b/src/pmpo_materialPoints.hpp index 63a63d84..e21eea91 100644 --- a/src/pmpo_materialPoints.hpp +++ b/src/pmpo_materialPoints.hpp @@ -46,6 +46,9 @@ enum MaterialPointSlice { MPF_ReplacementPressure, MPF_Vel_IncrTimesTanLatVertexOverRadius, MPF_OpenWaterArea, + MPF_IceAreaCategory, + MPF_IceVolumeCategory, + MPF_SnowVolumeCategory, MPF_OceanStress }; @@ -80,6 +83,9 @@ template <> struct mpSliceToMeshField < MPF_IcePressure > { using type = template <> struct mpSliceToMeshField < MPF_ReplacementPressure > { using type = doubleSclr_t; }; template <> struct mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius> { using type = vec2d_t; }; template <> struct mpSliceToMeshField < MPF_OpenWaterArea > { using type = doubleSclr_t; }; +template <> struct mpSliceToMeshField < MPF_IceAreaCategory > { using type = double[nIceCategories]; }; +template <> struct mpSliceToMeshField < MPF_IceVolumeCategory > { using type = double[nIceCategories]; }; +template <> struct mpSliceToMeshField < MPF_SnowVolumeCategory > { using type = double[nIceCategories]; }; template <> struct mpSliceToMeshField < MPF_OceanStress > { using type = vec2d_t; }; template @@ -122,6 +128,9 @@ typedef MemberTypes::type, mpSliceToMeshField < MPF_ReplacementPressure >::type, mpSliceToMeshField < MPF_Vel_IncrTimesTanLatVertexOverRadius >::type, mpSliceToMeshField < MPF_OpenWaterArea >::type, + mpSliceToMeshField < MPF_IceAreaCategory >::type, + mpSliceToMeshField < MPF_IceVolumeCategory >::type, + mpSliceToMeshField < MPF_SnowVolumeCategory >::type, mpSliceToMeshField < MPF_OceanStress >::type >MaterialPointTypes; typedef ps::ParticleStructure PS; diff --git a/src/pmpo_mesh.cpp b/src/pmpo_mesh.cpp index 7c5ee5bf..99f8551a 100644 --- a/src/pmpo_mesh.cpp +++ b/src/pmpo_mesh.cpp @@ -112,6 +112,10 @@ namespace polyMPO{ oceanStressCell_ = MeshFView(meshFields2TypeAndString.at(MeshF_OceanStressCell).second, numElms_); + iceAreaCategory_ = MeshFView(meshFields2TypeAndString.at(MeshF_IceAreaCategory).second, numElms_, nIceCategories); + iceVolumeCategory_ = MeshFView(meshFields2TypeAndString.at(MeshF_IceVolumeCategory).second, numElms_, nIceCategories); + snowVolumeCategory_ = MeshFView(meshFields2TypeAndString.at(MeshF_SnowVolumeCategory).second, numElms_, nIceCategories); + } void Mesh::computeRotLatLonIncr(){ diff --git a/src/pmpo_mesh.hpp b/src/pmpo_mesh.hpp index 2793c1b5..b86f14ab 100644 --- a/src/pmpo_mesh.hpp +++ b/src/pmpo_mesh.hpp @@ -8,6 +8,7 @@ namespace polyMPO{ #define maxVtxsPerElm 8 +#define nIceCategories 5 #define maxElmsPerVtx 5 using IntVtx2ElmView = Kokkos::View; @@ -48,7 +49,10 @@ enum MeshFieldIndex{ MeshF_OceanStressCell, MeshF_OceanStressCoeff, MeshF_OceanVelocity, - MeshF_OpenWaterArea + MeshF_OpenWaterArea, + MeshF_IceAreaCategory, + MeshF_IceVolumeCategory, + MeshF_SnowVolumeCategory }; enum MeshFieldType{ @@ -91,6 +95,9 @@ template <> struct meshFieldToType < MeshF_OceanStressCell > { using type = Ko template <> struct meshFieldToType < MeshF_OceanStressCoeff > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OceanVelocity > { using type = Kokkos::View; }; template <> struct meshFieldToType < MeshF_OpenWaterArea > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_IceAreaCategory > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_IceVolumeCategory > { using type = Kokkos::View; }; +template <> struct meshFieldToType < MeshF_SnowVolumeCategory> { using type = Kokkos::View; }; template using MeshFView = typename meshFieldToType::type; @@ -129,7 +136,10 @@ const std::map> meshFields {MeshF_OceanStressCell, {MeshFType_ElmBased,"MeshField_OceanStressCell"}}, {MeshF_OceanStressCoeff, {MeshFType_VtxBased,"MeshField_OceanStressCoeff"}}, {MeshF_OceanVelocity, {MeshFType_VtxBased,"MeshField_OceanVelocity"}}, - {MeshF_OpenWaterArea, {MeshFType_ElmBased,"MeshField_OpenWaterArea"}} + {MeshF_OpenWaterArea, {MeshFType_ElmBased,"MeshField_OpenWaterArea"}}, + {MeshF_IceAreaCategory, {MeshFType_ElmBased,"MeshField_IceAreaCategory"}}, + {MeshF_IceVolumeCategory,{MeshFType_ElmBased,"MeshField_IceVolumeCategory"}}, + {MeshF_SnowVolumeCategory,{MeshFType_ElmBased,"MeshField_SnowVolumeCategory"}} }; enum mesh_type {mesh_unrecognized_lower = -1, @@ -195,6 +205,9 @@ class Mesh { MeshFView oceanStressCoeff_; MeshFView oceanVelocity_; MeshFView openWaterArea_; + MeshFView iceAreaCategory_; + MeshFView iceVolumeCategory_; + MeshFView snowVolumeCategory_; bool isRotatedFlag = false; double elasticTimeStep_; @@ -412,6 +425,15 @@ auto Mesh::getMeshField(){ else if constexpr (index==MeshF_OpenWaterArea){ return openWaterArea_; } + else if constexpr (index==MeshF_IceAreaCategory){ + return iceAreaCategory_; + } + else if constexpr (index==MeshF_IceVolumeCategory){ + return iceVolumeCategory_; + } + else if constexpr (index==MeshF_SnowVolumeCategory){ + return snowVolumeCategory_; + } fprintf(stderr,"Mesh Field Index error!\n"); exit(1); } From d782960c3a1d7fdd1a1b5abf13e374470ef183df Mon Sep 17 00:00:00 2001 From: Shahrear Jahan Date: Mon, 28 Sep 2026 17:12:57 -0700 Subject: [PATCH 14/16] Add particle-cell mapping unit test --- test/CMakeLists.txt | 2 + test/testParticleCellMap.cpp | 514 +++++++++++++++++++++++++++++++++++ 2 files changed, 516 insertions(+) create mode 100644 test/testParticleCellMap.cpp diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index 346c01b4..e0950898 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -62,6 +62,7 @@ pmpo_add_exe(testTracking testTracking.cpp) pmpo_add_exe(testRebuild testRebuild.cpp) pmpo_add_exe(timeAssmblyWachspress testTiming.cpp) pmpo_add_exe(testGPUAwareHaloExchange testGPUAwareHaloExchange.cpp) +pmpo_add_exe(testParticleCellMap testParticleCellMap.cpp) pmpo_add_fortran_exe(testFortranInit testFortranInit.f90) pmpo_add_fortran_exe(testFortran testFortran.f90) pmpo_add_fortran_exe(testFortranReadMPAS testFortranReadMPAS.f90) @@ -93,6 +94,7 @@ pmpo_add_test(testFortran 1 ./testFortran) pmpo_add_test(testFortranMPMeshModule 1 ./testFortranMPMeshModule) pmpo_add_test(testFortranMPAppIDs 1 ./testFortranMPAppIDs) pmpo_add_test(test_gpu_aware_halo_exchange 4 ./testGPUAwareHaloExchange) +pmpo_add_test(test_particle_cell_map 1 ./testParticleCellMap) set_tests_properties(test_gpu_aware_halo_exchange PROPERTIES SKIP_RETURN_CODE 77) #set NC file for test diff --git a/test/testParticleCellMap.cpp b/test/testParticleCellMap.cpp new file mode 100644 index 00000000..cf458d1e --- /dev/null +++ b/test/testParticleCellMap.cpp @@ -0,0 +1,514 @@ +#include "pmpo_MPMesh.hpp" +#include "pmpo_createTestMPMesh.hpp" + +#include +#include + +#include +#include +#include + + +// Unit test for particle-cell mapping of the category fields on a SPHERICAL mesh +// +// Mesh: the 10-cell polyMPO test mesh (same cells and connectivity), with its +// vertices placed on a sphere of Earth radius, away from the poles. +// +// MPs: built by this test so the number of MPs per cell is controlled. +// Cells are split into four groups by (cell mod 4): +// +// Group A (0): 2 MPs per vertex, spread inside the cell, all carry base +// Group B (1): 2 MPs per vertex, alternating base and base + 0.5 +// Group C (2): no MPs +// Group D (3): exactly 1 MP, carries base +// +// base(f, k, cell) = f * 100000 + (k + 1) * 1000 + cell +// +// Part 0: MP count per cell matches the layout above. +// +// Part 1: MPs -> cells (MPMesh::mapMPsToCells) +// Group A, D -> cell value exactly base +// Group B -> cell value in [base, base + 0.5] (clamping) +// Group C -> cell value exactly 0 +// All three fields are mapped before any is read back. +// +// Part 2: cells -> MPs (MPMesh::mapCellsToMPs) + +namespace { + +constexpr double SPHERE_RADIUS = 6371229.0; +constexpr double SPREAD = 0.5; +constexpr double REL_TOL = 1.0e-12; +constexpr int MPS_PER_VTX = 2; +constexpr int MAX_PRINT = 10; + +int cellGroup(const int elm) { return elm % 4; } + +KOKKOS_INLINE_FUNCTION +double baseValue(const int field, const int cat, const int elm) +{ + return field * 1.0e5 + (cat + 1) * 1.0e3 + elm; +} + +KOKKOS_INLINE_FUNCTION +double cellToMPValue(const int cat) +{ + return 1.5 * (cat + 1); +} + +// Spherical version of the 10-cell test mesh: same cells and connectivity, +// vertices moved onto a sphere of radius SPHERE_RADIUS. +polyMPO::Mesh* createSphericalTestMesh() +{ + polyMPO::Mesh* planar = polyMPO::initTestMesh(1, 1); + + const int nVertices = planar->getNumVertices(); + const int nCells = planar->getNumElements(); + + auto planarCoords = Kokkos::create_mirror_view_and_copy( + Kokkos::HostSpace(), planar->getMeshField()); + + polyMPO::MeshFView vtxCoords("sphericalVtxCoords", nVertices); + auto vtxCoordsHost = Kokkos::create_mirror_view(vtxCoords); + for (int v = 0; v < nVertices; v++) { + const double p[3] = {1.1, planarCoords(v, 0) - 0.5, planarCoords(v, 1) - 0.5}; + const double norm = std::sqrt(p[0]*p[0] + p[1]*p[1] + p[2]*p[2]); + for (int d = 0; d < 3; d++) { + vtxCoordsHost(v, d) = SPHERE_RADIUS * p[d] / norm; + } + } + Kokkos::deep_copy(vtxCoords, vtxCoordsHost); + + polyMPO::Mesh* mesh = new polyMPO::Mesh(planar->getMeshType(), + polyMPO::geom_spherical_surf, + SPHERE_RADIUS, + nVertices, + nCells, + vtxCoords, + planar->getElm2VtxConn(), + planar->getElm2ElmConn()); + delete planar; + return mesh; +} + +// Cell centers (mean of vertices, projected onto the sphere) and cell areas +// (sum of triangles center-v_i-v_i+1). elm2VtxConn(elm, 0) is the vertex +// count, (elm, 1..n) are 1-based vertex IDs. +void setCellGeometry(polyMPO::Mesh* mesh) +{ + const int nElms = mesh->getNumElements(); + const double radius = mesh->getSphereRadius(); + auto elm2Vtx = mesh->getElm2VtxConn(); + auto vtxCoords = mesh->getMeshField(); + auto elmCenter = mesh->getMeshField(); + auto cellArea = mesh->getMeshField(); + + Kokkos::parallel_for("setTestCellGeometry", nElms, KOKKOS_LAMBDA(const int elm) { + const int nv = elm2Vtx(elm, 0); + + double c[3] = {0.0, 0.0, 0.0}; + for (int i = 1; i <= nv; i++) { + const int v = elm2Vtx(elm, i) - 1; + for (int d = 0; d < 3; d++) c[d] += vtxCoords(v, d); + } + const double norm = Kokkos::sqrt(c[0]*c[0] + c[1]*c[1] + c[2]*c[2]); + for (int d = 0; d < 3; d++) c[d] *= radius / norm; + + double area = 0.0; + for (int i = 1; i <= nv; i++) { + const int a = elm2Vtx(elm, i) - 1; + const int b = elm2Vtx(elm, (i % nv) + 1) - 1; + double u[3], w[3]; + for (int d = 0; d < 3; d++) { + u[d] = vtxCoords(a, d) - c[d]; + w[d] = vtxCoords(b, d) - c[d]; + } + const double cx = u[1]*w[2] - u[2]*w[1]; + const double cy = u[2]*w[0] - u[0]*w[2]; + const double cz = u[0]*w[1] - u[1]*w[0]; + area += 0.5 * Kokkos::sqrt(cx*cx + cy*cy + cz*cz); + } + + for (int d = 0; d < 3; d++) elmCenter(elm, d) = c[d]; + cellArea(elm, 0) = area; + }); + Kokkos::fence(); +} + +int expectedMPs(const int elm, const int nVtx) +{ + switch (cellGroup(elm)) { + case 2: return 0; + case 3: return 1; + default: return MPS_PER_VTX * nVtx; + } +} + +// MPs on the sphere, laid out per group (see top of file). +polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, std::vector& mpsPerCell) +{ + const int nElms = mesh->getNumElements(); + const double radius = mesh->getSphereRadius(); + + auto elm2VtxHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), mesh->getElm2VtxConn()); + auto vtxHost = Kokkos::create_mirror_view_and_copy( + Kokkos::HostSpace(), mesh->getMeshField()); + + std::vector px, py, pz; + std::vector owner; + mpsPerCell.assign(nElms, 0); + + auto addMP = [&](const int elm, double x, double y, double z) { + const double norm = std::sqrt(x*x + y*y + z*z); + px.push_back(radius * x / norm); + py.push_back(radius * y / norm); + pz.push_back(radius * z / norm); + owner.push_back(elm); + mpsPerCell[elm]++; + }; + + for (int elm = 0; elm < nElms; elm++) { + const int nv = elm2VtxHost(elm, 0); + double c[3] = {0.0, 0.0, 0.0}; + for (int i = 1; i <= nv; i++) { + const int v = elm2VtxHost(elm, i) - 1; + for (int d = 0; d < 3; d++) c[d] += vtxHost(v, d) / nv; + } + + const int group = cellGroup(elm); + if (group == 2) { + continue; // C: no MPs + } + if (group == 3) { // D: one MP + const int v = elm2VtxHost(elm, 1) - 1; + addMP(elm, 0.5 * (c[0] + vtxHost(v, 0)), + 0.5 * (c[1] + vtxHost(v, 1)), + 0.5 * (c[2] + vtxHost(v, 2))); + continue; + } + for (int i = 1; i <= nv; i++) { // A, B: spread inside + const int v = elm2VtxHost(elm, i) - 1; + for (int m = 1; m <= MPS_PER_VTX; m++) { + const double t = static_cast(m) / (MPS_PER_VTX + 1); + addMP(elm, (1.0 - t) * c[0] + t * vtxHost(v, 0), + (1.0 - t) * c[1] + t * vtxHost(v, 1), + (1.0 - t) * c[2] + t * vtxHost(v, 2)); + } + } + } + + const int numMPs = static_cast(owner.size()); + + polyMPO::IntView numMPsPerElement("numMPsPerElement", nElms); + polyMPO::IntView mpToElement("mpToElement", numMPs); + polyMPO::MPSView positions("mpPositions", numMPs); + polyMPO::MPSView latLon("mpLatLon", numMPs); + + auto numMPsPerElementHost = Kokkos::create_mirror_view(numMPsPerElement); + auto mpToElementHost = Kokkos::create_mirror_view(mpToElement); + auto positionsHost = Kokkos::create_mirror_view(positions); + auto latLonHost = Kokkos::create_mirror_view(latLon); + + for (int elm = 0; elm < nElms; elm++) numMPsPerElementHost(elm) = mpsPerCell[elm]; + for (int mp = 0; mp < numMPs; mp++) { + mpToElementHost(mp) = owner[mp]; + positionsHost(mp, 0) = px[mp]; + positionsHost(mp, 1) = py[mp]; + positionsHost(mp, 2) = pz[mp]; + latLonHost(mp, 0) = std::asin(pz[mp] / radius); + latLonHost(mp, 1) = std::atan2(py[mp], px[mp]); + } + Kokkos::deep_copy(numMPsPerElement, numMPsPerElementHost); + Kokkos::deep_copy(mpToElement, mpToElementHost); + Kokkos::deep_copy(positions, positionsHost); + Kokkos::deep_copy(latLon, latLonHost); + + auto p_MPs = new polyMPO::MaterialPoints(nElms, numMPs, positions, numMPsPerElement, mpToElement); + + mesh->setRotatedFlag(false); + auto mpLatLonField = p_MPs->getData(); + auto setLatLon = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + mpLatLonField(mp, 0) = latLon(mp, 0); + mpLatLonField(mp, 1) = latLon(mp, 1); + }; + p_MPs->parallel_for(setLatLon, "setTestMPLatLon"); + + return p_MPs; +} + +// Set MP values for one category field (Part 1 pattern). +template +void setMPValues(polyMPO::MPMesh& mpMesh, const int field) +{ + auto p_MPs = mpMesh.p_MPs; + auto mpField = p_MPs->getData(); + + auto setValues = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) { + const bool addSpread = (elm % 4 == 1) && (mp % 2 == 1); + for (int k = 0; k < nIceCategories; k++) { + mpField(mp, k) = baseValue(field, k, elm) + (addSpread ? SPREAD : 0.0); + } + } + }; + p_MPs->parallel_for(setValues, "setCategoryMPValues"); + Kokkos::fence(); +} + +// Check cell values of one category field after MPs -> cells. +template +int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, const int rank) +{ + auto meshField = mpMesh.p_mesh->getMeshField(); + auto fieldHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), meshField); + + const int nElms = mpMesh.p_mesh->getNumElements(); + int failures = 0; + + for (int elm = 0; elm < nElms; elm++) { + for (int k = 0; k < nIceCategories; k++) { + + const double value = fieldHost(elm, k); + const double base = baseValue(field, k, elm); + const double tol = REL_TOL * std::abs(base); + + bool ok = std::isfinite(value); + const char* expected = ""; + + switch (cellGroup(elm)) { + case 0: + ok = ok && (std::abs(value - base) <= tol); + expected = "exactly base (group A)"; + break; + case 1: + ok = ok && (value >= base - tol) && (value <= base + SPREAD + tol); + expected = "within [base, base+0.5] (group B)"; + break; + case 2: + ok = ok && (value == 0.0); + expected = "0 (group C, no MPs)"; + break; + default: + ok = ok && (std::abs(value - base) <= tol); + expected = "exactly base (group D, 1 MP)"; + break; + } + + if (!ok) { + ++failures; + if (failures <= MAX_PRINT) { + std::cerr + << "Rank " << rank << ": " << name + << " cell " << elm << " cat " << k + << " = " << value + << ", base = " << base + << ", expected " << expected + << std::endl; + } + } + } + } + return failures; +} + +// Cells -> MPs for one category field, then check every MP. +template +int checkCellsToMPs(polyMPO::MPMesh& mpMesh, const char* name, const int rank) +{ + auto p_mesh = mpMesh.p_mesh; + auto p_MPs = mpMesh.p_MPs; + const int nElms = p_mesh->getNumElements(); + + auto meshField = p_mesh->getMeshField(); + Kokkos::parallel_for("setConstantCellValues", nElms, KOKKOS_LAMBDA(const int elm) { + for (int k = 0; k < nIceCategories; k++) { + meshField(elm, k) = cellToMPValue(k); + } + }); + Kokkos::fence(); + + mpMesh.mapCellsToMPs(); + Kokkos::fence(); + + auto mpField = p_MPs->getData(); + Kokkos::View badValues("badMPValues"); + + auto checkValues = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) { + for (int k = 0; k < nIceCategories; k++) { + const double value = mpField(mp, k); + const double expected = cellToMPValue(k); + if (!(Kokkos::fabs(value - expected) <= REL_TOL * expected)) { + Kokkos::atomic_increment(&badValues()); + } + } + } + }; + p_MPs->parallel_for(checkValues, "checkCellToMPValues"); + Kokkos::fence(); + + auto badHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), badValues); + if (badHost() != 0) { + std::cerr + << "Rank " << rank << ": " << name + << " cells -> MPs: " << badHost() + << " MP values differ from 1.5*(k+1)" + << std::endl; + } + return badHost(); +} + +} // namespace + +int main(int argc, char** argv) +{ + MPI_Init(&argc, &argv); + Kokkos::initialize(argc, argv); + + int testResult = 0; + + { + int rank = -1; + int size = -1; + + MPI_Comm_rank(MPI_COMM_WORLD, &rank); + MPI_Comm_size(MPI_COMM_WORLD, &size); + + if (rank == 0) { + std::cout + << "Particle-cell mapping test running with " + << size << " MPI ranks." + << std::endl; + } + + // Spherical 10-cell mesh with cell centers and areas. + // The mapping is local to each rank, so every rank runs the same test. + + polyMPO::Mesh* mesh = createSphericalTestMesh(); + setCellGeometry(mesh); + + std::vector mpsPerCell; + polyMPO::MaterialPoints* p_MPs = createTestMPs(mesh, mpsPerCell); + + polyMPO::MPMesh mpMesh(mesh, p_MPs); + mpMesh.p_MPs->setMPIComm(MPI_COMM_WORLD); + + // mapCellsToMPs uses the gnomonic projection of cells and MPs. + mesh->setGnomonicProjection(mesh->getRotatedFlag()); + + const int nElms = mesh->getNumElements(); + const bool spherical = (mesh->getGeomType() == polyMPO::geom_spherical_surf); + + std::cout + << "Rank " << rank + << ": geometry = " << (spherical ? "spherical" : "NOT spherical") + << ", radius = " << mesh->getSphereRadius() + << ", cells = " << nElms + << ", MPs = " << mpMesh.p_MPs->getCount() + << std::endl; + + // MPs -> cells weights each MP by its area: use uniform area. + auto mpArea = mpMesh.p_MPs->getData(); + auto setArea = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) { + mpArea(mp, 0) = 1.0; + } + }; + mpMesh.p_MPs->parallel_for(setArea, "setUniformMPArea"); + + int localFailures = 0; + + if (!spherical) { + std::cerr << "Rank " << rank << ": mesh is not spherical" << std::endl; + ++localFailures; + } + + // Part 0: MP count per cell matches the requested layout. + + Kokkos::View nMPs("nMPsPerCell", nElms); + auto countMPs = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) { + Kokkos::atomic_increment(&nMPs(elm)); + } + }; + mpMesh.p_MPs->parallel_for(countMPs, "countMPsPerCell"); + Kokkos::fence(); + auto nMPsHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), nMPs); + auto elm2VtxHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), mesh->getElm2VtxConn()); + + for (int elm = 0; elm < nElms; elm++) { + const int expected = expectedMPs(elm, elm2VtxHost(elm, 0)); + std::cout + << "Rank " << rank << ": cell " << elm + << " group " << "ABCD"[cellGroup(elm)] + << ": MPs = " << nMPsHost(elm) + << " (expected " << expected << ")" + << std::endl; + if (nMPsHost(elm) != expected) { + ++localFailures; + } + } + + // Part 1: MPs -> cells. + // Set and map all three fields first, then read all three back. + + setMPValues(mpMesh, 1); + mpMesh.mapMPsToCells(); + + setMPValues(mpMesh, 2); + mpMesh.mapMPsToCells(); + + setMPValues(mpMesh, 3); + mpMesh.mapMPsToCells(); + + Kokkos::fence(); + + localFailures += checkCellValues( + mpMesh, 1, "iceAreaCategory", rank); + localFailures += checkCellValues( + mpMesh, 2, "iceVolumeCategory", rank); + localFailures += checkCellValues( + mpMesh, 3, "snowVolumeCategory", rank); + + // Part 2: cells -> MPs. + + localFailures += checkCellsToMPs(mpMesh, "iceAreaCategory", rank); + localFailures += checkCellsToMPs(mpMesh, "iceVolumeCategory", rank); + localFailures += checkCellsToMPs(mpMesh, "snowVolumeCategory", rank); + + int globalFailures = 0; + + MPI_Allreduce(&localFailures, &globalFailures, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD); + + if (rank == 0) { + + if (globalFailures == 0) { + std::cout + << "Particle-cell mapping test PASSED." + << std::endl; + } + else { + std::cerr + << "Particle-cell mapping test FAILED with " + << globalFailures + << " errors." + << std::endl; + } + } + + if (globalFailures != 0) { + testResult = 1; + } + + // Do not delete mesh or MPs here. + // mpMesh owns the Mesh and MaterialPoints objects. + } + + Kokkos::finalize(); + MPI_Finalize(); + + return testResult; +} From 7c3c088a9ea04033318c505d4f99fc68664ad7c1 Mon Sep 17 00:00:00 2001 From: Shahrear Jahan Date: Tue, 29 Sep 2026 15:07:53 -0700 Subject: [PATCH 15/16] Run particle-cell mapping unit test on the spherical SCVT mesh --- test/CMakeLists.txt | 5 +- test/testParticleCellMap.cpp | 452 +++++++++++++++++++++++++---------- 2 files changed, 330 insertions(+), 127 deletions(-) diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index e0950898..285f23cd 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -94,7 +94,6 @@ pmpo_add_test(testFortran 1 ./testFortran) pmpo_add_test(testFortranMPMeshModule 1 ./testFortranMPMeshModule) pmpo_add_test(testFortranMPAppIDs 1 ./testFortranMPAppIDs) pmpo_add_test(test_gpu_aware_halo_exchange 4 ./testGPUAwareHaloExchange) -pmpo_add_test(test_particle_cell_map 1 ./testParticleCellMap) set_tests_properties(test_gpu_aware_halo_exchange PROPERTIES SKIP_RETURN_CODE 77) #set NC file for test @@ -111,7 +110,9 @@ if(EXISTS ${TEST_NC_FILE_SPHERICAL}) if (MPIRUN) pmpo_add_test(test_fortran_mp_advection_migration_4 4 ./testFortranMPAdvection "MIGRATION" 5 5 ${TEST_NC_FILE}) endif() - + # particle-cell mapping of category fields on the spherical SCVT mesh + pmpo_add_test(test_particle_cell_map 1 ./testParticleCellMap ${TEST_NC_FILE_SPHERICAL}) + set_tests_properties(test_particle_cell_map PROPERTIES SKIP_RETURN_CODE 77) else() set(TEST_NC_FILE ${TEST_NC_FILE_PLANAR}) endif() diff --git a/test/testParticleCellMap.cpp b/test/testParticleCellMap.cpp index cf458d1e..18715f0d 100644 --- a/test/testParticleCellMap.cpp +++ b/test/testParticleCellMap.cpp @@ -1,18 +1,29 @@ #include "pmpo_MPMesh.hpp" -#include "pmpo_createTestMPMesh.hpp" #include #include +#include #include #include +#include #include +#ifdef POLYMPO_HAS_NETCDF +#include +#endif -// Unit test for particle-cell mapping of the category fields on a SPHERICAL mesh +// Unit test for particle-cell mapping of the category fields on an MPAS +// spherical centroidal Voronoi (SCVT) mesh: +// MPF_IceAreaCategory <-> MeshF_IceAreaCategory +// MPF_IceVolumeCategory <-> MeshF_IceVolumeCategory +// MPF_SnowVolumeCategory <-> MeshF_SnowVolumeCategory +// Each field has nIceCategories components. // -// Mesh: the 10-cell polyMPO test mesh (same cells and connectivity), with its -// vertices placed on a sphere of Earth radius, away from the poles. +// Mesh: read from an MPAS mesh file (test/sample_mpas_meshes/ +// spherical_cvt_642elms.nc): vertex coordinates, cell centers +// (SCVT generators), verticesOnCell and cellsOnCell. Cell areas are +// computed from the vertices. // // MPs: built by this test so the number of MPs per cell is controlled. // Cells are split into four groups by (cell mod 4): @@ -22,7 +33,7 @@ // Group C (2): no MPs // Group D (3): exactly 1 MP, carries base // -// base(f, k, cell) = f * 100000 + (k + 1) * 1000 + cell +// base(f, k, cell) = f * 1e7 + (k + 1) * 1e4 + cell // // Part 0: MP count per cell matches the layout above. // @@ -33,10 +44,16 @@ // All three fields are mapped before any is read back. // // Part 2: cells -> MPs (MPMesh::mapCellsToMPs) +// 2a: every cell set to 1.5 * (k + 1) +// -> every MP exactly 1.5 * (k + 1) +// 2b: every cell set to (k + 1) * 1e4 + cell (varies between neighbours) +// -> every MP within the min/max of its cell and neighbour cells +// (gradient limiter, uses the real SCVT neighbours) +// +// Usage: ./testParticleCellMap namespace { -constexpr double SPHERE_RADIUS = 6371229.0; constexpr double SPREAD = 0.5; constexpr double REL_TOL = 1.0e-12; constexpr int MPS_PER_VTX = 2; @@ -47,89 +64,190 @@ int cellGroup(const int elm) { return elm % 4; } KOKKOS_INLINE_FUNCTION double baseValue(const int field, const int cat, const int elm) { - return field * 1.0e5 + (cat + 1) * 1.0e3 + elm; + return field * 1.0e7 + (cat + 1) * 1.0e4 + elm; } KOKKOS_INLINE_FUNCTION -double cellToMPValue(const int cat) +double constantCellValue(const int cat) { return 1.5 * (cat + 1); } -// Spherical version of the 10-cell test mesh: same cells and connectivity, -// vertices moved onto a sphere of radius SPHERE_RADIUS. -polyMPO::Mesh* createSphericalTestMesh() +KOKKOS_INLINE_FUNCTION +double varyingCellValue(const int cat, const int elm) +{ + return (cat + 1) * 1.0e4 + elm; +} + +//-------------------------------------------------------------------------- +// MPAS mesh file +//-------------------------------------------------------------------------- + +struct MPASMesh { + int nCells = 0; + int nVertices = 0; + int maxEdges = 0; + double sphereRadius = 0.0; + std::vector xVertex, yVertex, zVertex; + std::vector xCell, yCell, zCell; + std::vector nEdgesOnCell; + std::vector verticesOnCell; // [nCells][maxEdges], 1-based + std::vector cellsOnCell; // [nCells][maxEdges], 1-based +}; + +#ifdef POLYMPO_HAS_NETCDF + +void ncCheck(const int status, const std::string& what) +{ + if (status != NC_NOERR) { + std::cerr << "NetCDF error (" << what << "): " << nc_strerror(status) << std::endl; + MPI_Abort(MPI_COMM_WORLD, 1); + } +} + +int ncDimLen(const int ncid, const char* name) +{ + int dimid; + size_t len; + ncCheck(nc_inq_dimid(ncid, name, &dimid), name); + ncCheck(nc_inq_dimlen(ncid, dimid, &len), name); + return static_cast(len); +} + +void ncReadDouble(const int ncid, const char* name, std::vector& data, const size_t size) { - polyMPO::Mesh* planar = polyMPO::initTestMesh(1, 1); + int varid; + data.resize(size); + ncCheck(nc_inq_varid(ncid, name, &varid), name); + ncCheck(nc_get_var_double(ncid, varid, data.data()), name); +} - const int nVertices = planar->getNumVertices(); - const int nCells = planar->getNumElements(); +void ncReadInt(const int ncid, const char* name, std::vector& data, const size_t size) +{ + int varid; + data.resize(size); + ncCheck(nc_inq_varid(ncid, name, &varid), name); + ncCheck(nc_get_var_int(ncid, varid, data.data()), name); +} - auto planarCoords = Kokkos::create_mirror_view_and_copy( - Kokkos::HostSpace(), planar->getMeshField()); +MPASMesh readMPASMesh(const std::string& filename) +{ + MPASMesh m; + int ncid; + ncCheck(nc_open(filename.c_str(), NC_NOWRITE, &ncid), filename); + + size_t attLen = 0; + ncCheck(nc_inq_attlen(ncid, NC_GLOBAL, "on_a_sphere", &attLen), "on_a_sphere"); + std::string onSphere(attLen, ' '); + ncCheck(nc_get_att_text(ncid, NC_GLOBAL, "on_a_sphere", &onSphere[0]), "on_a_sphere"); + if (onSphere.compare(0, 3, "YES") != 0) { + std::cerr << "Mesh file is not spherical (on_a_sphere = " << onSphere << ")" << std::endl; + MPI_Abort(MPI_COMM_WORLD, 1); + } + ncCheck(nc_get_att_double(ncid, NC_GLOBAL, "sphere_radius", &m.sphereRadius), "sphere_radius"); + + m.nCells = ncDimLen(ncid, "nCells"); + m.nVertices = ncDimLen(ncid, "nVertices"); + m.maxEdges = ncDimLen(ncid, "maxEdges"); + + ncReadDouble(ncid, "xVertex", m.xVertex, m.nVertices); + ncReadDouble(ncid, "yVertex", m.yVertex, m.nVertices); + ncReadDouble(ncid, "zVertex", m.zVertex, m.nVertices); + ncReadDouble(ncid, "xCell", m.xCell, m.nCells); + ncReadDouble(ncid, "yCell", m.yCell, m.nCells); + ncReadDouble(ncid, "zCell", m.zCell, m.nCells); + ncReadInt(ncid, "nEdgesOnCell", m.nEdgesOnCell, m.nCells); + ncReadInt(ncid, "verticesOnCell", m.verticesOnCell, static_cast(m.nCells) * m.maxEdges); + ncReadInt(ncid, "cellsOnCell", m.cellsOnCell, static_cast(m.nCells) * m.maxEdges); + + ncCheck(nc_close(ncid), "close"); + return m; +} + +#endif + +//-------------------------------------------------------------------------- +// polyMPO mesh from the MPAS mesh +//-------------------------------------------------------------------------- - polyMPO::MeshFView vtxCoords("sphericalVtxCoords", nVertices); +polyMPO::Mesh* createMesh(const MPASMesh& m) +{ + polyMPO::MeshFView vtxCoords("scvtVtxCoords", m.nVertices); auto vtxCoordsHost = Kokkos::create_mirror_view(vtxCoords); - for (int v = 0; v < nVertices; v++) { - const double p[3] = {1.1, planarCoords(v, 0) - 0.5, planarCoords(v, 1) - 0.5}; - const double norm = std::sqrt(p[0]*p[0] + p[1]*p[1] + p[2]*p[2]); - for (int d = 0; d < 3; d++) { - vtxCoordsHost(v, d) = SPHERE_RADIUS * p[d] / norm; - } + for (int v = 0; v < m.nVertices; v++) { + vtxCoordsHost(v, 0) = m.xVertex[v]; + vtxCoordsHost(v, 1) = m.yVertex[v]; + vtxCoordsHost(v, 2) = m.zVertex[v]; } Kokkos::deep_copy(vtxCoords, vtxCoordsHost); - polyMPO::Mesh* mesh = new polyMPO::Mesh(planar->getMeshType(), - polyMPO::geom_spherical_surf, - SPHERE_RADIUS, - nVertices, - nCells, - vtxCoords, - planar->getElm2VtxConn(), - planar->getElm2ElmConn()); - delete planar; - return mesh; + polyMPO::IntVtx2ElmView elm2Vtx("scvtElm2VtxConn", m.nCells); + polyMPO::IntElm2ElmView elm2Elm("scvtElm2ElmConn", m.nCells); + auto elm2VtxHost = Kokkos::create_mirror_view(elm2Vtx); + auto elm2ElmHost = Kokkos::create_mirror_view(elm2Elm); + + const int maxConn = static_cast(elm2VtxHost.extent(1)) - 1; + for (int c = 0; c < m.nCells; c++) { + const int nv = m.nEdgesOnCell[c]; + if (nv > maxConn) { + std::cerr << "Cell " << c << " has " << nv << " edges, polyMPO supports " + << maxConn << std::endl; + MPI_Abort(MPI_COMM_WORLD, 1); + } + elm2VtxHost(c, 0) = nv; + elm2ElmHost(c, 0) = nv; + for (int j = 0; j < nv; j++) { + elm2VtxHost(c, j + 1) = m.verticesOnCell[c * m.maxEdges + j]; + elm2ElmHost(c, j + 1) = m.cellsOnCell[c * m.maxEdges + j]; + } + } + Kokkos::deep_copy(elm2Vtx, elm2VtxHost); + Kokkos::deep_copy(elm2Elm, elm2ElmHost); + + return new polyMPO::Mesh(polyMPO::mesh_general_polygonal, + polyMPO::geom_spherical_surf, + m.sphereRadius, + m.nVertices, + m.nCells, + vtxCoords, + elm2Vtx, + elm2Elm); } -// Cell centers (mean of vertices, projected onto the sphere) and cell areas -// (sum of triangles center-v_i-v_i+1). elm2VtxConn(elm, 0) is the vertex -// count, (elm, 1..n) are 1-based vertex IDs. -void setCellGeometry(polyMPO::Mesh* mesh) +// Cell centers from the file (SCVT generators) and cell areas computed as +// the sum of triangles (center, v_i, v_i+1). +void setCellGeometry(polyMPO::Mesh* mesh, const MPASMesh& m) { const int nElms = mesh->getNumElements(); - const double radius = mesh->getSphereRadius(); auto elm2Vtx = mesh->getElm2VtxConn(); auto vtxCoords = mesh->getMeshField(); auto elmCenter = mesh->getMeshField(); auto cellArea = mesh->getMeshField(); - Kokkos::parallel_for("setTestCellGeometry", nElms, KOKKOS_LAMBDA(const int elm) { - const int nv = elm2Vtx(elm, 0); - - double c[3] = {0.0, 0.0, 0.0}; - for (int i = 1; i <= nv; i++) { - const int v = elm2Vtx(elm, i) - 1; - for (int d = 0; d < 3; d++) c[d] += vtxCoords(v, d); - } - const double norm = Kokkos::sqrt(c[0]*c[0] + c[1]*c[1] + c[2]*c[2]); - for (int d = 0; d < 3; d++) c[d] *= radius / norm; + auto elmCenterHost = Kokkos::create_mirror_view(elmCenter); + for (int c = 0; c < nElms; c++) { + elmCenterHost(c, 0) = m.xCell[c]; + elmCenterHost(c, 1) = m.yCell[c]; + elmCenterHost(c, 2) = m.zCell[c]; + } + Kokkos::deep_copy(elmCenter, elmCenterHost); + Kokkos::parallel_for("setScvtCellArea", nElms, KOKKOS_LAMBDA(const int elm) { + const int nv = elm2Vtx(elm, 0); double area = 0.0; for (int i = 1; i <= nv; i++) { const int a = elm2Vtx(elm, i) - 1; const int b = elm2Vtx(elm, (i % nv) + 1) - 1; double u[3], w[3]; for (int d = 0; d < 3; d++) { - u[d] = vtxCoords(a, d) - c[d]; - w[d] = vtxCoords(b, d) - c[d]; + u[d] = vtxCoords(a, d) - elmCenter(elm, d); + w[d] = vtxCoords(b, d) - elmCenter(elm, d); } const double cx = u[1]*w[2] - u[2]*w[1]; const double cy = u[2]*w[0] - u[0]*w[2]; const double cz = u[0]*w[1] - u[1]*w[0]; area += 0.5 * Kokkos::sqrt(cx*cx + cy*cy + cz*cz); } - - for (int d = 0; d < 3; d++) elmCenter(elm, d) = c[d]; cellArea(elm, 0) = area; }); Kokkos::fence(); @@ -145,18 +263,14 @@ int expectedMPs(const int elm, const int nVtx) } // MPs on the sphere, laid out per group (see top of file). -polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, std::vector& mpsPerCell) +polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, const MPASMesh& m) { - const int nElms = mesh->getNumElements(); - const double radius = mesh->getSphereRadius(); - - auto elm2VtxHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), mesh->getElm2VtxConn()); - auto vtxHost = Kokkos::create_mirror_view_and_copy( - Kokkos::HostSpace(), mesh->getMeshField()); + const int nElms = m.nCells; + const double radius = m.sphereRadius; std::vector px, py, pz; std::vector owner; - mpsPerCell.assign(nElms, 0); + std::vector mpsPerCell(nElms, 0); auto addMP = [&](const int elm, double x, double y, double z) { const double norm = std::sqrt(x*x + y*y + z*z); @@ -168,31 +282,27 @@ polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, std::vector& mp }; for (int elm = 0; elm < nElms; elm++) { - const int nv = elm2VtxHost(elm, 0); - double c[3] = {0.0, 0.0, 0.0}; - for (int i = 1; i <= nv; i++) { - const int v = elm2VtxHost(elm, i) - 1; - for (int d = 0; d < 3; d++) c[d] += vtxHost(v, d) / nv; - } - + const double c[3] = {m.xCell[elm], m.yCell[elm], m.zCell[elm]}; + const int nv = m.nEdgesOnCell[elm]; const int group = cellGroup(elm); + if (group == 2) { - continue; // C: no MPs + continue; // C: no MPs } - if (group == 3) { // D: one MP - const int v = elm2VtxHost(elm, 1) - 1; - addMP(elm, 0.5 * (c[0] + vtxHost(v, 0)), - 0.5 * (c[1] + vtxHost(v, 1)), - 0.5 * (c[2] + vtxHost(v, 2))); + if (group == 3) { // D: one MP + const int v = m.verticesOnCell[elm * m.maxEdges] - 1; + addMP(elm, 0.5 * (c[0] + m.xVertex[v]), + 0.5 * (c[1] + m.yVertex[v]), + 0.5 * (c[2] + m.zVertex[v])); continue; } - for (int i = 1; i <= nv; i++) { // A, B: spread inside - const int v = elm2VtxHost(elm, i) - 1; - for (int m = 1; m <= MPS_PER_VTX; m++) { - const double t = static_cast(m) / (MPS_PER_VTX + 1); - addMP(elm, (1.0 - t) * c[0] + t * vtxHost(v, 0), - (1.0 - t) * c[1] + t * vtxHost(v, 1), - (1.0 - t) * c[2] + t * vtxHost(v, 2)); + for (int j = 0; j < nv; j++) { // A, B: spread inside + const int v = m.verticesOnCell[elm * m.maxEdges + j] - 1; + for (int s = 1; s <= MPS_PER_VTX; s++) { + const double t = static_cast(s) / (MPS_PER_VTX + 1); + addMP(elm, (1.0 - t) * c[0] + t * m.xVertex[v], + (1.0 - t) * c[1] + t * m.yVertex[v], + (1.0 - t) * c[2] + t * m.zVertex[v]); } } } @@ -236,7 +346,10 @@ polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, std::vector& mp return p_MPs; } -// Set MP values for one category field (Part 1 pattern). +//-------------------------------------------------------------------------- +// Part 1: MPs -> cells +//-------------------------------------------------------------------------- + template void setMPValues(polyMPO::MPMesh& mpMesh, const int field) { @@ -255,7 +368,6 @@ void setMPValues(polyMPO::MPMesh& mpMesh, const int field) Kokkos::fence(); } -// Check cell values of one category field after MPs -> cells. template int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, const int rank) { @@ -264,6 +376,7 @@ int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, const int nElms = mpMesh.p_mesh->getNumElements(); int failures = 0; + int groupFailures[4] = {0, 0, 0, 0}; for (int elm = 0; elm < nElms; elm++) { for (int k = 0; k < nIceCategories; k++) { @@ -271,11 +384,12 @@ int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, const double value = fieldHost(elm, k); const double base = baseValue(field, k, elm); const double tol = REL_TOL * std::abs(base); + const int group = cellGroup(elm); bool ok = std::isfinite(value); const char* expected = ""; - switch (cellGroup(elm)) { + switch (group) { case 0: ok = ok && (std::abs(value - base) <= tol); expected = "exactly base (group A)"; @@ -296,6 +410,7 @@ int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, if (!ok) { ++failures; + ++groupFailures[group]; if (failures <= MAX_PRINT) { std::cerr << "Rank " << rank << ": " << name @@ -308,54 +423,118 @@ int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, } } } + + std::cout + << "Rank " << rank << ": MPs -> cells " << name + << ": failures A/B/C/D = " + << groupFailures[0] << "/" << groupFailures[1] << "/" + << groupFailures[2] << "/" << groupFailures[3] + << std::endl; + return failures; } -// Cells -> MPs for one category field, then check every MP. +//-------------------------------------------------------------------------- +// Part 2: cells -> MPs +//-------------------------------------------------------------------------- + +// Min/max of each cell and its valid neighbours for the varying cell field. +void neighbourBounds(const MPASMesh& m, + Kokkos::View& lo, Kokkos::View& hi) +{ + const int nElms = m.nCells; + lo = Kokkos::View("limiterLo", nElms, nIceCategories); + hi = Kokkos::View("limiterHi", nElms, nIceCategories); + auto loHost = Kokkos::create_mirror_view(lo); + auto hiHost = Kokkos::create_mirror_view(hi); + + for (int elm = 0; elm < nElms; elm++) { + for (int k = 0; k < nIceCategories; k++) { + double vmin = varyingCellValue(k, elm); + double vmax = vmin; + for (int j = 0; j < m.nEdgesOnCell[elm]; j++) { + const int nb = m.cellsOnCell[elm * m.maxEdges + j] - 1; + if (nb < 0 || nb >= nElms) continue; + const double v = varyingCellValue(k, nb); + vmin = std::min(vmin, v); + vmax = std::max(vmax, v); + } + loHost(elm, k) = vmin; + hiHost(elm, k) = vmax; + } + } + Kokkos::deep_copy(lo, loHost); + Kokkos::deep_copy(hi, hiHost); +} + template -int checkCellsToMPs(polyMPO::MPMesh& mpMesh, const char* name, const int rank) +int checkCellsToMPs(polyMPO::MPMesh& mpMesh, const char* name, const int rank, + const Kokkos::View& lo, const Kokkos::View& hi) { auto p_mesh = mpMesh.p_mesh; auto p_MPs = mpMesh.p_MPs; const int nElms = p_mesh->getNumElements(); - auto meshField = p_mesh->getMeshField(); + auto mpField = p_MPs->getData(); + + // 2a: constant cell field -> every MP exactly that value Kokkos::parallel_for("setConstantCellValues", nElms, KOKKOS_LAMBDA(const int elm) { for (int k = 0; k < nIceCategories; k++) { - meshField(elm, k) = cellToMPValue(k); + meshField(elm, k) = constantCellValue(k); } }); Kokkos::fence(); - mpMesh.mapCellsToMPs(); Kokkos::fence(); - auto mpField = p_MPs->getData(); - Kokkos::View badValues("badMPValues"); + Kokkos::View badConstant("badConstant"); + auto checkConstant = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) { + for (int k = 0; k < nIceCategories; k++) { + const double expected = constantCellValue(k); + if (!(Kokkos::fabs(mpField(mp, k) - expected) <= REL_TOL * expected)) { + Kokkos::atomic_increment(&badConstant()); + } + } + } + }; + p_MPs->parallel_for(checkConstant, "checkConstantCellToMP"); + + // 2b: varying cell field -> every MP within its cell/neighbour min/max + Kokkos::parallel_for("setVaryingCellValues", nElms, KOKKOS_LAMBDA(const int elm) { + for (int k = 0; k < nIceCategories; k++) { + meshField(elm, k) = varyingCellValue(k, elm); + } + }); + Kokkos::fence(); + mpMesh.mapCellsToMPs(); + Kokkos::fence(); - auto checkValues = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + Kokkos::View badBounded("badBounded"); + auto checkBounded = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if (mask) { for (int k = 0; k < nIceCategories; k++) { - const double value = mpField(mp, k); - const double expected = cellToMPValue(k); - if (!(Kokkos::fabs(value - expected) <= REL_TOL * expected)) { - Kokkos::atomic_increment(&badValues()); + const double v = mpField(mp, k); + const double tol = REL_TOL * Kokkos::fabs(hi(elm, k)); + if (!(v >= lo(elm, k) - tol && v <= hi(elm, k) + tol)) { + Kokkos::atomic_increment(&badBounded()); } } } }; - p_MPs->parallel_for(checkValues, "checkCellToMPValues"); + p_MPs->parallel_for(checkBounded, "checkBoundedCellToMP"); Kokkos::fence(); - auto badHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), badValues); - if (badHost() != 0) { - std::cerr - << "Rank " << rank << ": " << name - << " cells -> MPs: " << badHost() - << " MP values differ from 1.5*(k+1)" - << std::endl; - } - return badHost(); + auto badConstantHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), badConstant); + auto badBoundedHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), badBounded); + + std::cout + << "Rank " << rank << ": cells -> MPs " << name + << ": constant failures = " << badConstantHost() + << ", out-of-bounds (limiter) failures = " << badBoundedHost() + << std::endl; + + return badConstantHost() + badBoundedHost(); } } // namespace @@ -374,21 +553,36 @@ int main(int argc, char** argv) MPI_Comm_rank(MPI_COMM_WORLD, &rank); MPI_Comm_size(MPI_COMM_WORLD, &size); +#ifndef POLYMPO_HAS_NETCDF + if (rank == 0) { + std::cerr << "testParticleCellMap requires NetCDF; skipping." << std::endl; + } + testResult = 77; +#else + if (argc < 2) { + if (rank == 0) { + std::cerr << "Usage: " << argv[0] << " " << std::endl; + } + MPI_Abort(MPI_COMM_WORLD, 1); + } + const std::string meshFile = argv[1]; + if (rank == 0) { std::cout << "Particle-cell mapping test running with " - << size << " MPI ranks." + << size << " MPI ranks on " << meshFile << std::endl; } - // Spherical 10-cell mesh with cell centers and areas. + // SCVT mesh from the MPAS mesh file. // The mapping is local to each rank, so every rank runs the same test. - polyMPO::Mesh* mesh = createSphericalTestMesh(); - setCellGeometry(mesh); + const MPASMesh mpasMesh = readMPASMesh(meshFile); - std::vector mpsPerCell; - polyMPO::MaterialPoints* p_MPs = createTestMPs(mesh, mpsPerCell); + polyMPO::Mesh* mesh = createMesh(mpasMesh); + setCellGeometry(mesh, mpasMesh); + + polyMPO::MaterialPoints* p_MPs = createTestMPs(mesh, mpasMesh); polyMPO::MPMesh mpMesh(mesh, p_MPs); mpMesh.p_MPs->setMPIComm(MPI_COMM_WORLD); @@ -401,9 +595,10 @@ int main(int argc, char** argv) std::cout << "Rank " << rank - << ": geometry = " << (spherical ? "spherical" : "NOT spherical") + << ": geometry = " << (spherical ? "spherical (SCVT)" : "NOT spherical") << ", radius = " << mesh->getSphereRadius() << ", cells = " << nElms + << ", vertices = " << mesh->getNumVertices() << ", MPs = " << mpMesh.p_MPs->getCount() << std::endl; @@ -434,20 +629,23 @@ int main(int argc, char** argv) mpMesh.p_MPs->parallel_for(countMPs, "countMPsPerCell"); Kokkos::fence(); auto nMPsHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), nMPs); - auto elm2VtxHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), mesh->getElm2VtxConn()); + int cellsPerGroup[4] = {0, 0, 0, 0}; + int countFailures = 0; for (int elm = 0; elm < nElms; elm++) { - const int expected = expectedMPs(elm, elm2VtxHost(elm, 0)); - std::cout - << "Rank " << rank << ": cell " << elm - << " group " << "ABCD"[cellGroup(elm)] - << ": MPs = " << nMPsHost(elm) - << " (expected " << expected << ")" - << std::endl; - if (nMPsHost(elm) != expected) { - ++localFailures; + ++cellsPerGroup[cellGroup(elm)]; + if (nMPsHost(elm) != expectedMPs(elm, mpasMesh.nEdgesOnCell[elm])) { + ++countFailures; } } + std::cout + << "Rank " << rank + << ": cells per group A/B/C/D = " + << cellsPerGroup[0] << "/" << cellsPerGroup[1] << "/" + << cellsPerGroup[2] << "/" << cellsPerGroup[3] + << ", MP count mismatches = " << countFailures + << std::endl; + localFailures += countFailures; // Part 1: MPs -> cells. // Set and map all three fields first, then read all three back. @@ -472,12 +670,15 @@ int main(int argc, char** argv) // Part 2: cells -> MPs. + Kokkos::View lo, hi; + neighbourBounds(mpasMesh, lo, hi); + localFailures += checkCellsToMPs(mpMesh, "iceAreaCategory", rank); + polyMPO::MPF_IceAreaCategory>(mpMesh, "iceAreaCategory", rank, lo, hi); localFailures += checkCellsToMPs(mpMesh, "iceVolumeCategory", rank); + polyMPO::MPF_IceVolumeCategory>(mpMesh, "iceVolumeCategory", rank, lo, hi); localFailures += checkCellsToMPs(mpMesh, "snowVolumeCategory", rank); + polyMPO::MPF_SnowVolumeCategory>(mpMesh, "snowVolumeCategory", rank, lo, hi); int globalFailures = 0; @@ -505,6 +706,7 @@ int main(int argc, char** argv) // Do not delete mesh or MPs here. // mpMesh owns the Mesh and MaterialPoints objects. +#endif } Kokkos::finalize(); From 6418bf777265b2c2d30c7c8d675fe2a0971017ce Mon Sep 17 00:00:00 2001 From: Shahrear Jahan Date: Wed, 30 Sep 2026 16:00:22 -0700 Subject: [PATCH 16/16] Add unit testcase with SCVT mesh --- test/CMakeLists.txt | 4 +- test/testParticleCellMap.cpp | 757 +++++++++++++++++++---------------- 2 files changed, 408 insertions(+), 353 deletions(-) diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index 285f23cd..4ed24a2e 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -63,6 +63,8 @@ pmpo_add_exe(testRebuild testRebuild.cpp) pmpo_add_exe(timeAssmblyWachspress testTiming.cpp) pmpo_add_exe(testGPUAwareHaloExchange testGPUAwareHaloExchange.cpp) pmpo_add_exe(testParticleCellMap testParticleCellMap.cpp) +target_compile_definitions(testParticleCellMap PRIVATE + PMPO_TEST_SCVT_MESH="${CMAKE_SOURCE_DIR}/test/sample_mpas_meshes/spherical_cvt_642elms.nc") pmpo_add_fortran_exe(testFortranInit testFortranInit.f90) pmpo_add_fortran_exe(testFortran testFortran.f90) pmpo_add_fortran_exe(testFortranReadMPAS testFortranReadMPAS.f90) @@ -111,7 +113,7 @@ if(EXISTS ${TEST_NC_FILE_SPHERICAL}) pmpo_add_test(test_fortran_mp_advection_migration_4 4 ./testFortranMPAdvection "MIGRATION" 5 5 ${TEST_NC_FILE}) endif() # particle-cell mapping of category fields on the spherical SCVT mesh - pmpo_add_test(test_particle_cell_map 1 ./testParticleCellMap ${TEST_NC_FILE_SPHERICAL}) + pmpo_add_test(test_particle_cell_map 4 ./testParticleCellMap ${TEST_NC_FILE_SPHERICAL}) set_tests_properties(test_particle_cell_map PROPERTIES SKIP_RETURN_CODE 77) else() set(TEST_NC_FILE ${TEST_NC_FILE_PLANAR}) diff --git a/test/testParticleCellMap.cpp b/test/testParticleCellMap.cpp index 18715f0d..15991310 100644 --- a/test/testParticleCellMap.cpp +++ b/test/testParticleCellMap.cpp @@ -13,70 +13,54 @@ #include #endif -// Unit test for particle-cell mapping of the category fields on an MPAS -// spherical centroidal Voronoi (SCVT) mesh: -// MPF_IceAreaCategory <-> MeshF_IceAreaCategory -// MPF_IceVolumeCategory <-> MeshF_IceVolumeCategory -// MPF_SnowVolumeCategory <-> MeshF_SnowVolumeCategory -// Each field has nIceCategories components. +// Partitioned (4-rank) unit test for particle-cell mapping on spherical centroidal Voronoi (SCVT) mesh. // -// Mesh: read from an MPAS mesh file (test/sample_mpas_meshes/ -// spherical_cvt_642elms.nc): vertex coordinates, cell centers -// (SCVT generators), verticesOnCell and cellsOnCell. Cell areas are -// computed from the vertices. +// Partition: the SCVT mesh (spherical_cvt_642elms.nc) is split into 4 longitude wedges; rank r owns the cells whose center lies in wedge r. // -// MPs: built by this test so the number of MPs per cell is controlled. -// Cells are split into four groups by (cell mod 4): +// MP layout and values (based on the global cell ID, so the partitioned and serial runs see identical inputs): +// Group A (gid mod 4 = 0): 2 MPs per vertex, all carry base +// Group B (gid mod 4 = 1): 2 MPs per vertex, base or base + 0.5 +// (+0.5 for MPs on one side of the cell center) +// Group C (gid mod 4 = 2): no MPs +// Group D (gid mod 4 = 3): exactly 1 MP, carries base +// base(f, k, gid) = f * 1e7 + (k + 1) * 1e4 + gid // -// Group A (0): 2 MPs per vertex, spread inside the cell, all carry base -// Group B (1): 2 MPs per vertex, alternating base and base + 0.5 -// Group C (2): no MPs -// Group D (3): exactly 1 MP, carries base -// -// base(f, k, cell) = f * 1e7 + (k + 1) * 1e4 + cell -// -// Part 0: MP count per cell matches the layout above. -// -// Part 1: MPs -> cells (MPMesh::mapMPsToCells) -// Group A, D -> cell value exactly base -// Group B -> cell value in [base, base + 0.5] (clamping) -// Group C -> cell value exactly 0 -// All three fields are mapped before any is read back. -// -// Part 2: cells -> MPs (MPMesh::mapCellsToMPs) -// 2a: every cell set to 1.5 * (k + 1) -// -> every MP exactly 1.5 * (k + 1) -// 2b: every cell set to (k + 1) * 1e4 + cell (varies between neighbours) -// -> every MP within the min/max of its cell and neighbour cells -// (gradient limiter, uses the real SCVT neighbours) -// -// Usage: ./testParticleCellMap +// Two important parts of this test: +// Part 1: MPs -> cells: every owned cell value equals the serial value. +// Part 2: cells -> MPs: cells (owned + halo) set to +// (k + 1) * 1e4 + gid (varies between neighbours); the MPs of +// every owned cell must match the serial MPs of that cell +// (sum, min and max per category). +// Halo cells get no MP contribution (MPs live on their owning rank); the test reports them but does not require a value. namespace { +constexpr int NUM_PARTS = 4; +constexpr int NUM_FIELDS = 3; constexpr double SPREAD = 0.5; constexpr double REL_TOL = 1.0e-12; constexpr int MPS_PER_VTX = 2; constexpr int MAX_PRINT = 10; -int cellGroup(const int elm) { return elm % 4; } +KOKKOS_INLINE_FUNCTION +int cellGroup(const int gid) { return gid % 4; } KOKKOS_INLINE_FUNCTION -double baseValue(const int field, const int cat, const int elm) +double baseValue(const int field, const int cat, const int gid) { - return field * 1.0e7 + (cat + 1) * 1.0e4 + elm; + return field * 1.0e7 + (cat + 1) * 1.0e4 + gid; } KOKKOS_INLINE_FUNCTION -double constantCellValue(const int cat) +double varyingCellValue(const int cat, const int gid) { - return 1.5 * (cat + 1); + return (cat + 1) * 1.0e4 + gid; } -KOKKOS_INLINE_FUNCTION -double varyingCellValue(const int cat, const int elm) +bool nearlyEqual(const double a, const double b) { - return (cat + 1) * 1.0e4 + elm; + return std::isfinite(a) && std::isfinite(b) && + std::abs(a - b) <= REL_TOL * std::max(1.0, std::abs(b)); } //-------------------------------------------------------------------------- @@ -167,38 +151,125 @@ MPASMesh readMPASMesh(const std::string& filename) #endif //-------------------------------------------------------------------------- -// polyMPO mesh from the MPAS mesh +// Local (rank) mesh: owned cells first, then halo cells +//-------------------------------------------------------------------------- + +struct LocalMesh { + int nCells = 0; + int nOwned = 0; + int nVertices = 0; + int maxEdges = 0; + double sphereRadius = 0.0; + std::vector xVertex, yVertex, zVertex; + std::vector xCell, yCell, zCell; + std::vector nEdgesOnCell; + std::vector verticesOnCell; // [nCells][maxEdges], 1-based local + std::vector cellsOnCell; // [nCells][maxEdges], 1-based local, invalid = nCells + 1 + std::vector globalId; // local cell -> global cell + std::vector isBoundary; // owned cell with a neighbour owned by another rank +}; + +// owner[g] = owning rank of global cell g. serial = true: all cells owned. +LocalMesh buildLocalMesh(const MPASMesh& m, const std::vector& owner, + const int rank, const bool serial) +{ + LocalMesh L; + L.maxEdges = m.maxEdges; + L.sphereRadius = m.sphereRadius; + + std::vector g2l(m.nCells, -1); + std::vector cells; + + for (int g = 0; g < m.nCells; g++) { + if (serial || owner[g] == rank) { + g2l[g] = static_cast(cells.size()); + cells.push_back(g); + } + } + L.nOwned = static_cast(cells.size()); + + if (!serial) { + for (int i = 0; i < L.nOwned; i++) { + const int g = cells[i]; + for (int j = 0; j < m.nEdgesOnCell[g]; j++) { + const int nb = m.cellsOnCell[g * m.maxEdges + j] - 1; + if (nb < 0 || nb >= m.nCells || g2l[nb] >= 0) continue; + g2l[nb] = static_cast(cells.size()); + cells.push_back(nb); + } + } + } + L.nCells = static_cast(cells.size()); + + std::vector v2l(m.nVertices, -1); + L.nEdgesOnCell.resize(L.nCells); + L.verticesOnCell.assign(static_cast(L.nCells) * L.maxEdges, 0); + L.cellsOnCell.assign(static_cast(L.nCells) * L.maxEdges, L.nCells + 1); + L.isBoundary.assign(L.nCells, false); + + for (int l = 0; l < L.nCells; l++) { + const int g = cells[l]; + L.globalId.push_back(g); + L.xCell.push_back(m.xCell[g]); + L.yCell.push_back(m.yCell[g]); + L.zCell.push_back(m.zCell[g]); + L.nEdgesOnCell[l] = m.nEdgesOnCell[g]; + + for (int j = 0; j < m.nEdgesOnCell[g]; j++) { + const int v = m.verticesOnCell[g * m.maxEdges + j] - 1; + if (v2l[v] < 0) { + v2l[v] = static_cast(L.xVertex.size()); + L.xVertex.push_back(m.xVertex[v]); + L.yVertex.push_back(m.yVertex[v]); + L.zVertex.push_back(m.zVertex[v]); + } + L.verticesOnCell[l * L.maxEdges + j] = v2l[v] + 1; + + const int nb = m.cellsOnCell[g * m.maxEdges + j] - 1; + if (nb >= 0 && nb < m.nCells && g2l[nb] >= 0) { + L.cellsOnCell[l * L.maxEdges + j] = g2l[nb] + 1; + } + if (l < L.nOwned && nb >= 0 && nb < m.nCells && !serial && owner[nb] != rank) { + L.isBoundary[l] = true; + } + } + } + L.nVertices = static_cast(L.xVertex.size()); + return L; +} + +//-------------------------------------------------------------------------- +// polyMPO mesh and MPs from a local mesh //-------------------------------------------------------------------------- -polyMPO::Mesh* createMesh(const MPASMesh& m) +polyMPO::Mesh* createMesh(const LocalMesh& L) { - polyMPO::MeshFView vtxCoords("scvtVtxCoords", m.nVertices); + polyMPO::MeshFView vtxCoords("localVtxCoords", L.nVertices); auto vtxCoordsHost = Kokkos::create_mirror_view(vtxCoords); - for (int v = 0; v < m.nVertices; v++) { - vtxCoordsHost(v, 0) = m.xVertex[v]; - vtxCoordsHost(v, 1) = m.yVertex[v]; - vtxCoordsHost(v, 2) = m.zVertex[v]; + for (int v = 0; v < L.nVertices; v++) { + vtxCoordsHost(v, 0) = L.xVertex[v]; + vtxCoordsHost(v, 1) = L.yVertex[v]; + vtxCoordsHost(v, 2) = L.zVertex[v]; } Kokkos::deep_copy(vtxCoords, vtxCoordsHost); - polyMPO::IntVtx2ElmView elm2Vtx("scvtElm2VtxConn", m.nCells); - polyMPO::IntElm2ElmView elm2Elm("scvtElm2ElmConn", m.nCells); + polyMPO::IntVtx2ElmView elm2Vtx("localElm2VtxConn", L.nCells); + polyMPO::IntElm2ElmView elm2Elm("localElm2ElmConn", L.nCells); auto elm2VtxHost = Kokkos::create_mirror_view(elm2Vtx); auto elm2ElmHost = Kokkos::create_mirror_view(elm2Elm); const int maxConn = static_cast(elm2VtxHost.extent(1)) - 1; - for (int c = 0; c < m.nCells; c++) { - const int nv = m.nEdgesOnCell[c]; + for (int c = 0; c < L.nCells; c++) { + const int nv = L.nEdgesOnCell[c]; if (nv > maxConn) { - std::cerr << "Cell " << c << " has " << nv << " edges, polyMPO supports " - << maxConn << std::endl; + std::cerr << "Cell with " << nv << " edges, polyMPO supports " << maxConn << std::endl; MPI_Abort(MPI_COMM_WORLD, 1); } elm2VtxHost(c, 0) = nv; elm2ElmHost(c, 0) = nv; for (int j = 0; j < nv; j++) { - elm2VtxHost(c, j + 1) = m.verticesOnCell[c * m.maxEdges + j]; - elm2ElmHost(c, j + 1) = m.cellsOnCell[c * m.maxEdges + j]; + elm2VtxHost(c, j + 1) = L.verticesOnCell[c * L.maxEdges + j]; + elm2ElmHost(c, j + 1) = L.cellsOnCell[c * L.maxEdges + j]; } } Kokkos::deep_copy(elm2Vtx, elm2VtxHost); @@ -206,9 +277,9 @@ polyMPO::Mesh* createMesh(const MPASMesh& m) return new polyMPO::Mesh(polyMPO::mesh_general_polygonal, polyMPO::geom_spherical_surf, - m.sphereRadius, - m.nVertices, - m.nCells, + L.sphereRadius, + L.nVertices, + L.nCells, vtxCoords, elm2Vtx, elm2Elm); @@ -216,7 +287,7 @@ polyMPO::Mesh* createMesh(const MPASMesh& m) // Cell centers from the file (SCVT generators) and cell areas computed as // the sum of triangles (center, v_i, v_i+1). -void setCellGeometry(polyMPO::Mesh* mesh, const MPASMesh& m) +void setCellGeometry(polyMPO::Mesh* mesh, const LocalMesh& L) { const int nElms = mesh->getNumElements(); auto elm2Vtx = mesh->getElm2VtxConn(); @@ -226,13 +297,13 @@ void setCellGeometry(polyMPO::Mesh* mesh, const MPASMesh& m) auto elmCenterHost = Kokkos::create_mirror_view(elmCenter); for (int c = 0; c < nElms; c++) { - elmCenterHost(c, 0) = m.xCell[c]; - elmCenterHost(c, 1) = m.yCell[c]; - elmCenterHost(c, 2) = m.zCell[c]; + elmCenterHost(c, 0) = L.xCell[c]; + elmCenterHost(c, 1) = L.yCell[c]; + elmCenterHost(c, 2) = L.zCell[c]; } Kokkos::deep_copy(elmCenter, elmCenterHost); - Kokkos::parallel_for("setScvtCellArea", nElms, KOKKOS_LAMBDA(const int elm) { + Kokkos::parallel_for("setLocalCellArea", nElms, KOKKOS_LAMBDA(const int elm) { const int nv = elm2Vtx(elm, 0); double area = 0.0; for (int i = 1; i <= nv; i++) { @@ -253,20 +324,11 @@ void setCellGeometry(polyMPO::Mesh* mesh, const MPASMesh& m) Kokkos::fence(); } -int expectedMPs(const int elm, const int nVtx) +// MPs only in owned cells, laid out by the global cell ID. +polyMPO::MaterialPoints* createMPs(polyMPO::Mesh* mesh, const LocalMesh& L) { - switch (cellGroup(elm)) { - case 2: return 0; - case 3: return 1; - default: return MPS_PER_VTX * nVtx; - } -} - -// MPs on the sphere, laid out per group (see top of file). -polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, const MPASMesh& m) -{ - const int nElms = m.nCells; - const double radius = m.sphereRadius; + const int nElms = L.nCells; + const double radius = L.sphereRadius; std::vector px, py, pz; std::vector owner; @@ -281,28 +343,28 @@ polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, const MPASMesh& m) mpsPerCell[elm]++; }; - for (int elm = 0; elm < nElms; elm++) { - const double c[3] = {m.xCell[elm], m.yCell[elm], m.zCell[elm]}; - const int nv = m.nEdgesOnCell[elm]; - const int group = cellGroup(elm); + for (int elm = 0; elm < L.nOwned; elm++) { + const double c[3] = {L.xCell[elm], L.yCell[elm], L.zCell[elm]}; + const int nv = L.nEdgesOnCell[elm]; + const int group = cellGroup(L.globalId[elm]); if (group == 2) { continue; // C: no MPs } if (group == 3) { // D: one MP - const int v = m.verticesOnCell[elm * m.maxEdges] - 1; - addMP(elm, 0.5 * (c[0] + m.xVertex[v]), - 0.5 * (c[1] + m.yVertex[v]), - 0.5 * (c[2] + m.zVertex[v])); + const int v = L.verticesOnCell[elm * L.maxEdges] - 1; + addMP(elm, 0.5 * (c[0] + L.xVertex[v]), + 0.5 * (c[1] + L.yVertex[v]), + 0.5 * (c[2] + L.zVertex[v])); continue; } for (int j = 0; j < nv; j++) { // A, B: spread inside - const int v = m.verticesOnCell[elm * m.maxEdges + j] - 1; + const int v = L.verticesOnCell[elm * L.maxEdges + j] - 1; for (int s = 1; s <= MPS_PER_VTX; s++) { const double t = static_cast(s) / (MPS_PER_VTX + 1); - addMP(elm, (1.0 - t) * c[0] + t * m.xVertex[v], - (1.0 - t) * c[1] + t * m.yVertex[v], - (1.0 - t) * c[2] + t * m.zVertex[v]); + addMP(elm, (1.0 - t) * c[0] + t * L.xVertex[v], + (1.0 - t) * c[1] + t * L.yVertex[v], + (1.0 - t) * c[2] + t * L.zVertex[v]); } } } @@ -347,20 +409,36 @@ polyMPO::MaterialPoints* createTestMPs(polyMPO::Mesh* mesh, const MPASMesh& m) } //-------------------------------------------------------------------------- -// Part 1: MPs -> cells +// One run of the mapping on a local mesh //-------------------------------------------------------------------------- +struct Results { + int numMPs = 0; + std::vector mpCount; // [nCells] + std::vector cell[NUM_FIELDS]; // MPs -> cells, [nCells * nIceCategories] + std::vector mpSum[NUM_FIELDS]; // cells -> MPs, per cell and category + std::vector mpMin[NUM_FIELDS]; + std::vector mpMax[NUM_FIELDS]; +}; + template -void setMPValues(polyMPO::MPMesh& mpMesh, const int field) +void setMPValues(polyMPO::MPMesh& mpMesh, const int field, const polyMPO::IntView& gid) { auto p_MPs = mpMesh.p_MPs; auto mpField = p_MPs->getData(); + auto mpPos = p_MPs->getData(); + auto elmCenter = mpMesh.p_mesh->getMeshField(); auto setValues = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if (mask) { - const bool addSpread = (elm % 4 == 1) && (mp % 2 == 1); + const int g = gid(elm); + // group B: +0.5 for MPs on one side of the cell center (position + // based, so it is identical in the serial and partitioned runs) + const double side = (mpPos(mp, 0) + mpPos(mp, 1) + mpPos(mp, 2)) + - (elmCenter(elm, 0) + elmCenter(elm, 1) + elmCenter(elm, 2)); + const bool addSpread = (cellGroup(g) == 1) && (side > 0.0); for (int k = 0; k < nIceCategories; k++) { - mpField(mp, k) = baseValue(field, k, elm) + (addSpread ? SPREAD : 0.0); + mpField(mp, k) = baseValue(field, k, g) + (addSpread ? SPREAD : 0.0); } } }; @@ -369,172 +447,130 @@ void setMPValues(polyMPO::MPMesh& mpMesh, const int field) } template -int checkCellValues(polyMPO::MPMesh& mpMesh, const int field, const char* name, const int rank) +std::vector readCellValues(polyMPO::MPMesh& mpMesh) { auto meshField = mpMesh.p_mesh->getMeshField(); auto fieldHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), meshField); - const int nElms = mpMesh.p_mesh->getNumElements(); - int failures = 0; - int groupFailures[4] = {0, 0, 0, 0}; - + std::vector values(static_cast(nElms) * nIceCategories); for (int elm = 0; elm < nElms; elm++) { for (int k = 0; k < nIceCategories; k++) { - - const double value = fieldHost(elm, k); - const double base = baseValue(field, k, elm); - const double tol = REL_TOL * std::abs(base); - const int group = cellGroup(elm); - - bool ok = std::isfinite(value); - const char* expected = ""; - - switch (group) { - case 0: - ok = ok && (std::abs(value - base) <= tol); - expected = "exactly base (group A)"; - break; - case 1: - ok = ok && (value >= base - tol) && (value <= base + SPREAD + tol); - expected = "within [base, base+0.5] (group B)"; - break; - case 2: - ok = ok && (value == 0.0); - expected = "0 (group C, no MPs)"; - break; - default: - ok = ok && (std::abs(value - base) <= tol); - expected = "exactly base (group D, 1 MP)"; - break; - } - - if (!ok) { - ++failures; - ++groupFailures[group]; - if (failures <= MAX_PRINT) { - std::cerr - << "Rank " << rank << ": " << name - << " cell " << elm << " cat " << k - << " = " << value - << ", base = " << base - << ", expected " << expected - << std::endl; - } - } + values[elm * nIceCategories + k] = fieldHost(elm, k); } } - - std::cout - << "Rank " << rank << ": MPs -> cells " << name - << ": failures A/B/C/D = " - << groupFailures[0] << "/" << groupFailures[1] << "/" - << groupFailures[2] << "/" << groupFailures[3] - << std::endl; - - return failures; -} - -//-------------------------------------------------------------------------- -// Part 2: cells -> MPs -//-------------------------------------------------------------------------- - -// Min/max of each cell and its valid neighbours for the varying cell field. -void neighbourBounds(const MPASMesh& m, - Kokkos::View& lo, Kokkos::View& hi) -{ - const int nElms = m.nCells; - lo = Kokkos::View("limiterLo", nElms, nIceCategories); - hi = Kokkos::View("limiterHi", nElms, nIceCategories); - auto loHost = Kokkos::create_mirror_view(lo); - auto hiHost = Kokkos::create_mirror_view(hi); - - for (int elm = 0; elm < nElms; elm++) { - for (int k = 0; k < nIceCategories; k++) { - double vmin = varyingCellValue(k, elm); - double vmax = vmin; - for (int j = 0; j < m.nEdgesOnCell[elm]; j++) { - const int nb = m.cellsOnCell[elm * m.maxEdges + j] - 1; - if (nb < 0 || nb >= nElms) continue; - const double v = varyingCellValue(k, nb); - vmin = std::min(vmin, v); - vmax = std::max(vmax, v); - } - loHost(elm, k) = vmin; - hiHost(elm, k) = vmax; - } - } - Kokkos::deep_copy(lo, loHost); - Kokkos::deep_copy(hi, hiHost); + return values; } template -int checkCellsToMPs(polyMPO::MPMesh& mpMesh, const char* name, const int rank, - const Kokkos::View& lo, const Kokkos::View& hi) +void cellsToMPs(polyMPO::MPMesh& mpMesh, const polyMPO::IntView& gid, Results& r, const int f) { - auto p_mesh = mpMesh.p_mesh; auto p_MPs = mpMesh.p_MPs; - const int nElms = p_mesh->getNumElements(); - auto meshField = p_mesh->getMeshField(); - auto mpField = p_MPs->getData(); + const int nElms = mpMesh.p_mesh->getNumElements(); + auto meshField = mpMesh.p_mesh->getMeshField(); - // 2a: constant cell field -> every MP exactly that value - Kokkos::parallel_for("setConstantCellValues", nElms, KOKKOS_LAMBDA(const int elm) { + // Owned and halo cells, as MPAS provides them. + Kokkos::parallel_for("setVaryingCellValues", nElms, KOKKOS_LAMBDA(const int elm) { for (int k = 0; k < nIceCategories; k++) { - meshField(elm, k) = constantCellValue(k); + meshField(elm, k) = varyingCellValue(k, gid(elm)); } }); Kokkos::fence(); mpMesh.mapCellsToMPs(); Kokkos::fence(); - Kokkos::View badConstant("badConstant"); - auto checkConstant = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + Kokkos::View sum("mpSum", nElms, nIceCategories); + Kokkos::View vmin("mpMin", nElms, nIceCategories); + Kokkos::View vmax("mpMax", nElms, nIceCategories); + Kokkos::deep_copy(vmin, 1.0e300); + Kokkos::deep_copy(vmax, -1.0e300); + + auto mpField = p_MPs->getData(); + auto aggregate = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { if (mask) { for (int k = 0; k < nIceCategories; k++) { - const double expected = constantCellValue(k); - if (!(Kokkos::fabs(mpField(mp, k) - expected) <= REL_TOL * expected)) { - Kokkos::atomic_increment(&badConstant()); - } + const double v = mpField(mp, k); + Kokkos::atomic_add(&sum(elm, k), v); + Kokkos::atomic_fetch_min(&vmin(elm, k), v); + Kokkos::atomic_fetch_max(&vmax(elm, k), v); } } }; - p_MPs->parallel_for(checkConstant, "checkConstantCellToMP"); + p_MPs->parallel_for(aggregate, "aggregateMPValues"); + Kokkos::fence(); - // 2b: varying cell field -> every MP within its cell/neighbour min/max - Kokkos::parallel_for("setVaryingCellValues", nElms, KOKKOS_LAMBDA(const int elm) { + auto sumHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), sum); + auto minHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), vmin); + auto maxHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), vmax); + + const size_t n = static_cast(nElms) * nIceCategories; + r.mpSum[f].resize(n); + r.mpMin[f].resize(n); + r.mpMax[f].resize(n); + for (int elm = 0; elm < nElms; elm++) { for (int k = 0; k < nIceCategories; k++) { - meshField(elm, k) = varyingCellValue(k, elm); + r.mpSum[f][elm * nIceCategories + k] = sumHost(elm, k); + r.mpMin[f][elm * nIceCategories + k] = minHost(elm, k); + r.mpMax[f][elm * nIceCategories + k] = maxHost(elm, k); } - }); - Kokkos::fence(); - mpMesh.mapCellsToMPs(); - Kokkos::fence(); + } +} - Kokkos::View badBounded("badBounded"); - auto checkBounded = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { - if (mask) { - for (int k = 0; k < nIceCategories; k++) { - const double v = mpField(mp, k); - const double tol = REL_TOL * Kokkos::fabs(hi(elm, k)); - if (!(v >= lo(elm, k) - tol && v <= hi(elm, k) + tol)) { - Kokkos::atomic_increment(&badBounded()); - } - } - } +Results runMapping(const LocalMesh& L) +{ + Results r; + + polyMPO::Mesh* mesh = createMesh(L); + setCellGeometry(mesh, L); + polyMPO::MaterialPoints* p_MPs = createMPs(mesh, L); + + polyMPO::MPMesh mpMesh(mesh, p_MPs); + mpMesh.p_MPs->setMPIComm(MPI_COMM_WORLD); + mesh->setGnomonicProjection(mesh->getRotatedFlag()); + + r.numMPs = mpMesh.p_MPs->getCount(); + + polyMPO::IntView gid("globalCellId", L.nCells); + auto gidHost = Kokkos::create_mirror_view(gid); + for (int l = 0; l < L.nCells; l++) gidHost(l) = L.globalId[l]; + Kokkos::deep_copy(gid, gidHost); + + // uniform MP area + auto mpArea = mpMesh.p_MPs->getData(); + auto setArea = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) mpArea(mp, 0) = 1.0; }; - p_MPs->parallel_for(checkBounded, "checkBoundedCellToMP"); + mpMesh.p_MPs->parallel_for(setArea, "setUniformMPArea"); + + // MP count per cell + Kokkos::View nMPs("nMPsPerCell", L.nCells); + auto countMPs = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { + if (mask) Kokkos::atomic_increment(&nMPs(elm)); + }; + mpMesh.p_MPs->parallel_for(countMPs, "countMPsPerCell"); + Kokkos::fence(); + auto nMPsHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), nMPs); + r.mpCount.assign(nMPsHost.data(), nMPsHost.data() + L.nCells); + + // MPs -> cells: map all three fields, then read all three + setMPValues(mpMesh, 1, gid); + mpMesh.mapMPsToCells(); + setMPValues(mpMesh, 2, gid); + mpMesh.mapMPsToCells(); + setMPValues(mpMesh, 3, gid); + mpMesh.mapMPsToCells(); Kokkos::fence(); - auto badConstantHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), badConstant); - auto badBoundedHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), badBounded); + r.cell[0] = readCellValues(mpMesh); + r.cell[1] = readCellValues(mpMesh); + r.cell[2] = readCellValues(mpMesh); - std::cout - << "Rank " << rank << ": cells -> MPs " << name - << ": constant failures = " << badConstantHost() - << ", out-of-bounds (limiter) failures = " << badBoundedHost() - << std::endl; + // cells -> MPs + cellsToMPs(mpMesh, gid, r, 0); + cellsToMPs(mpMesh, gid, r, 1); + cellsToMPs(mpMesh, gid, r, 2); - return badConstantHost() + badBoundedHost(); + // mpMesh owns and deletes the Mesh and MaterialPoints + return r; } } // namespace @@ -555,157 +591,174 @@ int main(int argc, char** argv) #ifndef POLYMPO_HAS_NETCDF if (rank == 0) { - std::cerr << "testParticleCellMap requires NetCDF; skipping." << std::endl; + std::cerr << "testParticleCellMapPartitioned requires NetCDF; skipping." << std::endl; } testResult = 77; #else - if (argc < 2) { + if (size != NUM_PARTS) { if (rank == 0) { - std::cerr << "Usage: " << argv[0] << " " << std::endl; + std::cerr + << "This test requires exactly " << NUM_PARTS + << " MPI ranks (got " << size << "); skipping." + << std::endl; } - MPI_Abort(MPI_COMM_WORLD, 1); - } - const std::string meshFile = argv[1]; - - if (rank == 0) { - std::cout - << "Particle-cell mapping test running with " - << size << " MPI ranks on " << meshFile - << std::endl; + testResult = 77; } + else { + #ifdef PMPO_TEST_SCVT_MESH + const std::string meshFile = (argc >= 2) ? argv[1] : PMPO_TEST_SCVT_MESH; + #else + if (argc < 2) { + if (rank == 0) std::cerr << "Usage: " << argv[0] << " " << std::endl; + MPI_Abort(MPI_COMM_WORLD, 1); + } + const std::string meshFile = argv[1]; + #endif + + if (rank == 0) { + std::cout + << "Partitioned particle-cell mapping test running with " + << size << " MPI ranks on " << meshFile + << std::endl; + } - // SCVT mesh from the MPAS mesh file. - // The mapping is local to each rank, so every rank runs the same test. - - const MPASMesh mpasMesh = readMPASMesh(meshFile); - - polyMPO::Mesh* mesh = createMesh(mpasMesh); - setCellGeometry(mesh, mpasMesh); - - polyMPO::MaterialPoints* p_MPs = createTestMPs(mesh, mpasMesh); - - polyMPO::MPMesh mpMesh(mesh, p_MPs); - mpMesh.p_MPs->setMPIComm(MPI_COMM_WORLD); + const MPASMesh m = readMPASMesh(meshFile); - // mapCellsToMPs uses the gnomonic projection of cells and MPs. - mesh->setGnomonicProjection(mesh->getRotatedFlag()); + // Partition: 4 longitude wedges of the cell centers. + const double pi = 4.0 * std::atan(1.0); + std::vector owner(m.nCells); + for (int g = 0; g < m.nCells; g++) { + const double lon = std::atan2(m.yCell[g], m.xCell[g]); // [-pi, pi] + int p = static_cast((lon + pi) / (2.0 * pi) * NUM_PARTS); + owner[g] = std::min(std::max(p, 0), NUM_PARTS - 1); + } - const int nElms = mesh->getNumElements(); - const bool spherical = (mesh->getGeomType() == polyMPO::geom_spherical_surf); + const LocalMesh serialMesh = buildLocalMesh(m, owner, rank, true); + const LocalMesh localMesh = buildLocalMesh(m, owner, rank, false); - std::cout - << "Rank " << rank - << ": geometry = " << (spherical ? "spherical (SCVT)" : "NOT spherical") - << ", radius = " << mesh->getSphereRadius() - << ", cells = " << nElms - << ", vertices = " << mesh->getNumVertices() - << ", MPs = " << mpMesh.p_MPs->getCount() - << std::endl; + const Results serial = runMapping(serialMesh); + const Results part = runMapping(localMesh); - // MPs -> cells weights each MP by its area: use uniform area. - auto mpArea = mpMesh.p_MPs->getData(); - auto setArea = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { - if (mask) { - mpArea(mp, 0) = 1.0; + int nBoundary = 0; + for (int l = 0; l < localMesh.nOwned; l++) { + if (localMesh.isBoundary[l]) ++nBoundary; } - }; - mpMesh.p_MPs->parallel_for(setArea, "setUniformMPArea"); - int localFailures = 0; + std::cout + << "Rank " << rank + << ": owned cells = " << localMesh.nOwned + << " (partition-boundary " << nBoundary << ")" + << ", halo cells = " << localMesh.nCells - localMesh.nOwned + << ", MPs = " << part.numMPs + << std::endl; - if (!spherical) { - std::cerr << "Rank " << rank << ": mesh is not spherical" << std::endl; - ++localFailures; - } + int localFailures = 0; - // Part 0: MP count per cell matches the requested layout. + // Part 0: totals over all ranks, MP counts per owned cell. + int ownedTotal = 0; + int mpsTotal = 0; + MPI_Allreduce(&localMesh.nOwned, &ownedTotal, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD); + MPI_Allreduce(&part.numMPs, &mpsTotal, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD); + if (rank == 0) { + std::cout + << "All ranks: owned cells = " << ownedTotal << " (mesh " << m.nCells << ")" + << ", MPs = " << mpsTotal << " (serial " << serial.numMPs << ")" + << std::endl; + if (ownedTotal != m.nCells) ++localFailures; + if (mpsTotal != serial.numMPs) ++localFailures; + } - Kokkos::View nMPs("nMPsPerCell", nElms); - auto countMPs = PS_LAMBDA(const int& elm, const int& mp, const int& mask) { - if (mask) { - Kokkos::atomic_increment(&nMPs(elm)); + int countMismatch = 0; + for (int l = 0; l < localMesh.nOwned; l++) { + if (part.mpCount[l] != serial.mpCount[localMesh.globalId[l]]) ++countMismatch; } - }; - mpMesh.p_MPs->parallel_for(countMPs, "countMPsPerCell"); - Kokkos::fence(); - auto nMPsHost = Kokkos::create_mirror_view_and_copy(Kokkos::HostSpace(), nMPs); - - int cellsPerGroup[4] = {0, 0, 0, 0}; - int countFailures = 0; - for (int elm = 0; elm < nElms; elm++) { - ++cellsPerGroup[cellGroup(elm)]; - if (nMPsHost(elm) != expectedMPs(elm, mpasMesh.nEdgesOnCell[elm])) { - ++countFailures; + localFailures += countMismatch; + + // Part 1: MPs -> cells, owned cells vs serial. + int p1Interior = 0, p1Boundary = 0, printed = 0; + for (int f = 0; f < NUM_FIELDS; f++) { + for (int l = 0; l < localMesh.nOwned; l++) { + const int g = localMesh.globalId[l]; + for (int k = 0; k < nIceCategories; k++) { + const double p = part.cell[f][l * nIceCategories + k]; + const double s = serial.cell[f][g * nIceCategories + k]; + if (!nearlyEqual(p, s)) { + (localMesh.isBoundary[l] ? p1Boundary : p1Interior)++; + if (printed++ < MAX_PRINT) { + std::cerr << "Rank " << rank << ": MPs -> cells field " << f + 1 + << " cell " << g << " cat " << k + << ": partitioned = " << p << ", serial = " << s << std::endl; + } + } + } + } + } + localFailures += p1Interior + p1Boundary; + + // Halo cells: no MPs on this rank (reported only). + int haloNonZero = 0; + for (int f = 0; f < NUM_FIELDS; f++) { + for (int l = localMesh.nOwned; l < localMesh.nCells; l++) { + for (int k = 0; k < nIceCategories; k++) { + if (part.cell[f][l * nIceCategories + k] != 0.0) ++haloNonZero; + } + } } - } - std::cout - << "Rank " << rank - << ": cells per group A/B/C/D = " - << cellsPerGroup[0] << "/" << cellsPerGroup[1] << "/" - << cellsPerGroup[2] << "/" << cellsPerGroup[3] - << ", MP count mismatches = " << countFailures - << std::endl; - localFailures += countFailures; - - // Part 1: MPs -> cells. - // Set and map all three fields first, then read all three back. - - setMPValues(mpMesh, 1); - mpMesh.mapMPsToCells(); - - setMPValues(mpMesh, 2); - mpMesh.mapMPsToCells(); - - setMPValues(mpMesh, 3); - mpMesh.mapMPsToCells(); - - Kokkos::fence(); - - localFailures += checkCellValues( - mpMesh, 1, "iceAreaCategory", rank); - localFailures += checkCellValues( - mpMesh, 2, "iceVolumeCategory", rank); - localFailures += checkCellValues( - mpMesh, 3, "snowVolumeCategory", rank); - - // Part 2: cells -> MPs. - - Kokkos::View lo, hi; - neighbourBounds(mpasMesh, lo, hi); - - localFailures += checkCellsToMPs(mpMesh, "iceAreaCategory", rank, lo, hi); - localFailures += checkCellsToMPs(mpMesh, "iceVolumeCategory", rank, lo, hi); - localFailures += checkCellsToMPs(mpMesh, "snowVolumeCategory", rank, lo, hi); - int globalFailures = 0; + // Part 2: cells -> MPs, per owned cell vs serial (sum, min, max). + int p2Interior = 0, p2Boundary = 0; + printed = 0; + for (int f = 0; f < NUM_FIELDS; f++) { + for (int l = 0; l < localMesh.nOwned; l++) { + const int g = localMesh.globalId[l]; + if (part.mpCount[l] == 0) continue; + for (int k = 0; k < nIceCategories; k++) { + const size_t il = static_cast(l) * nIceCategories + k; + const size_t ig = static_cast(g) * nIceCategories + k; + const bool ok = nearlyEqual(part.mpSum[f][il], serial.mpSum[f][ig]) && + nearlyEqual(part.mpMin[f][il], serial.mpMin[f][ig]) && + nearlyEqual(part.mpMax[f][il], serial.mpMax[f][ig]); + if (!ok) { + (localMesh.isBoundary[l] ? p2Boundary : p2Interior)++; + if (printed++ < MAX_PRINT) { + std::cerr << "Rank " << rank << ": cells -> MPs field " << f + 1 + << " cell " << g << " cat " << k + << ": partitioned sum/min/max = " << part.mpSum[f][il] + << "/" << part.mpMin[f][il] << "/" << part.mpMax[f][il] + << ", serial = " << serial.mpSum[f][ig] + << "/" << serial.mpMin[f][ig] << "/" << serial.mpMax[f][ig] + << std::endl; + } + } + } + } + } + localFailures += p2Interior + p2Boundary; - MPI_Allreduce(&localFailures, &globalFailures, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD); + std::cout + << "Rank " << rank + << ": MP count mismatches = " << countMismatch + << "; MPs -> cells mismatches (interior/boundary) = " << p1Interior << "/" << p1Boundary + << "; cells -> MPs mismatches (interior/boundary) = " << p2Interior << "/" << p2Boundary + << "; halo cell values != 0 (info) = " << haloNonZero + << std::endl; - if (rank == 0) { + int globalFailures = 0; + MPI_Allreduce(&localFailures, &globalFailures, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD); - if (globalFailures == 0) { - std::cout - << "Particle-cell mapping test PASSED." - << std::endl; + if (rank == 0) { + if (globalFailures == 0) { + std::cout << "Partitioned particle-cell mapping test PASSED." << std::endl; + } + else { + std::cerr << "Partitioned particle-cell mapping test FAILED with " + << globalFailures << " errors." << std::endl; + } } - else { - std::cerr - << "Particle-cell mapping test FAILED with " - << globalFailures - << " errors." - << std::endl; + if (globalFailures != 0) { + testResult = 1; } } - - if (globalFailures != 0) { - testResult = 1; - } - - // Do not delete mesh or MPs here. - // mpMesh owns the Mesh and MaterialPoints objects. #endif }