1 #pragma once 2 3 #include <petscdmplex.h> /*I "petscdmplex.h" I*/ 4 #include <petscts.h> 5 6 PETSC_EXTERN PetscErrorCode DMPlexLandauPrintNorms(Vec, PetscInt); 7 PETSC_EXTERN PetscErrorCode DMPlexLandauCreateVelocitySpace(MPI_Comm, PetscInt, const char[], Vec *, Mat *, DM *); 8 PETSC_EXTERN PetscErrorCode DMPlexLandauDestroyVelocitySpace(DM *); 9 PETSC_EXTERN PetscErrorCode DMPlexLandauAccess(DM, Vec, PetscErrorCode (*)(DM, Vec, PetscInt, PetscInt, PetscInt, void *), void *); 10 PETSC_EXTERN PetscErrorCode DMPlexLandauAddMaxwellians(DM, Vec, PetscReal, PetscReal[], PetscReal[], PetscInt, PetscInt, PetscInt, void *); 11 PETSC_EXTERN PetscErrorCode DMPlexLandauCreateMassMatrix(DM dm, Mat *Amat); 12 PETSC_EXTERN PetscErrorCode DMPlexLandauIFunction(TS, PetscReal, Vec, Vec, Vec, void *); 13 PETSC_EXTERN PetscErrorCode DMPlexLandauIJacobian(TS, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *); 14 15 typedef int LandauIdx; 16 17 /* the Fokker-Planck-Landau context */ 18 #if !defined(LANDAU_MAX_SPECIES) 19 #if defined(PETSC_USE_DMLANDAU_2D) 20 #define LANDAU_MAX_SPECIES 10 21 #define LANDAU_MAX_GRIDS 3 22 #else 23 #define LANDAU_MAX_SPECIES 10 24 #define LANDAU_MAX_GRIDS 3 25 #endif 26 #else 27 #define LANDAU_MAX_GRIDS 3 28 #endif 29 30 #if !defined(LANDAU_MAX_Q) 31 #if defined(LANDAU_MAX_NQND) 32 #error "LANDAU_MAX_NQND but not LANDAU_MAX_Q. Use -DLANDAU_MAX_Q=4 for Q3 elements" 33 #endif 34 #if defined(PETSC_USE_DMLANDAU_2D) 35 #define LANDAU_MAX_Q 6 36 #else 37 #define LANDAU_MAX_Q 4 38 #endif 39 #else 40 #undef LANDAU_MAX_NQND 41 #endif 42 43 #if defined(PETSC_USE_DMLANDAU_2D) 44 #define LANDAU_MAX_Q_FACE LANDAU_MAX_Q 45 #define LANDAU_MAX_NQND (LANDAU_MAX_Q * LANDAU_MAX_Q) 46 #define LANDAU_MAX_BATCH_SZ 1024 47 #define LANDAU_DIM 2 48 #else 49 #define LANDAU_MAX_Q_FACE (LANDAU_MAX_Q * LANDAU_MAX_Q) 50 #define LANDAU_MAX_NQND (LANDAU_MAX_Q * LANDAU_MAX_Q * LANDAU_MAX_Q) 51 #define LANDAU_MAX_BATCH_SZ 64 52 #define LANDAU_DIM 3 53 #endif 54 55 typedef enum { 56 LANDAU_KOKKOS, 57 LANDAU_CPU 58 } LandauDeviceType; 59 60 // static data - will be "device" data 61 typedef struct { 62 void *invJ; // nip*dim*dim 63 void *D; // nq*nb*dim 64 void *B; // nq*nb 65 void *alpha; // ns 66 void *beta; // ns 67 void *invMass; // ns 68 void *w; // nip 69 void *x; // nip 70 void *y; // nip 71 void *z; // nip 72 void *Eq_m; // ns - dynamic 73 void *f; // nip*Nf - dynamic (IP) 74 void *dfdx; // nip*Nf - dynamic (IP) 75 void *dfdy; // nip*Nf - dynamic (IP) 76 void *dfdz; // nip*Nf - dynamic (IP) 77 int dim_, ns_, nip_, nq_, nb_; 78 void *NCells; // remove and use elem_offset - TODO 79 void *species_offset; // for each grid, but same for all batched vertices 80 void *mat_offset; // for each grid, but same for all batched vertices 81 void *elem_offset; // for each grid, but same for all batched vertices 82 void *ip_offset; // for each grid, but same for all batched vertices 83 void *ipf_offset; // for each grid, but same for all batched vertices 84 void *ipfdf_data; // for each grid, but same for all batched vertices 85 void *maps; // for each grid, but same for all batched vertices 86 // COO 87 void *coo_elem_offsets; 88 void *coo_elem_point_offsets; 89 void *coo_elem_fullNb; 90 void *coo_vals; 91 void *lambdas; 92 LandauIdx coo_n_cellsTot; 93 LandauIdx coo_size; 94 LandauIdx coo_max_fullnb; 95 } LandauStaticData; 96 97 typedef enum { 98 LANDAU_EX2_TSSOLVE, 99 LANDAU_MATRIX_TOTAL, 100 LANDAU_OPERATOR, 101 LANDAU_JACOBIAN_COUNT, 102 LANDAU_JACOBIAN, 103 LANDAU_MASS, 104 LANDAU_F_DF, 105 LANDAU_KERNEL, 106 KSP_FACTOR, 107 KSP_SOLVE, 108 LANDAU_NUM_TIMERS 109 } LandauOMPTimers; 110 111 typedef struct { 112 PetscBool interpolate; /* Generate intermediate mesh elements */ 113 PetscBool gpu_assembly; 114 MPI_Comm comm; /* global communicator to use for errors and diagnostics */ 115 double times[LANDAU_NUM_TIMERS]; 116 PetscBool use_matrix_mass; 117 /* FE */ 118 PetscFE fe[LANDAU_MAX_SPECIES]; 119 /* geometry */ 120 PetscReal radius[LANDAU_MAX_GRIDS]; 121 PetscReal radius_par[LANDAU_MAX_GRIDS]; 122 PetscReal radius_perp[LANDAU_MAX_GRIDS]; 123 PetscReal re_radius; /* RE: radius of refinement along v_perp=0, z>0 */ 124 PetscReal vperp0_radius1; /* RE: radius of refinement along v_perp=0 */ 125 PetscReal vperp0_radius2; /* RE: radius of refinement along v_perp=0 after origin AMR refinement */ 126 PetscBool sphere; 127 PetscReal sphere_inner_radius_90degree; 128 PetscReal sphere_inner_radius_45degree; 129 PetscInt cells0[3]; 130 /* AMR */ 131 PetscBool use_p4est; 132 PetscInt numRERefine; /* RE: refinement along v_perp=0, z > 0 */ 133 PetscInt nZRefine1; /* RE: origin refinement after v_perp=0 refinement */ 134 PetscInt nZRefine2; /* RE: origin refinement after origin AMR refinement */ 135 PetscInt numAMRRefine[LANDAU_MAX_GRIDS]; /* normal AMR - refine from origin */ 136 PetscInt postAMRRefine[LANDAU_MAX_GRIDS]; /* uniform refinement of AMR */ 137 PetscBool simplex; 138 char filename[PETSC_MAX_PATH_LEN]; 139 PetscReal thermal_speed[LANDAU_MAX_GRIDS]; 140 /* relativistic */ 141 PetscBool use_energy_tensor_trick; 142 PetscBool use_relativistic_corrections; 143 /* physics */ 144 PetscReal thermal_temps[LANDAU_MAX_SPECIES]; 145 PetscReal masses[LANDAU_MAX_SPECIES]; /* mass of each species */ 146 PetscReal charges[LANDAU_MAX_SPECIES]; /* charge of each species */ 147 PetscReal n[LANDAU_MAX_SPECIES]; /* number density of each species */ 148 PetscReal m_0; /* reference mass */ 149 PetscReal v_0; /* reference velocity */ 150 PetscReal n_0; /* reference number density */ 151 PetscReal t_0; /* reference time */ 152 PetscReal Ez; 153 PetscReal epsilon0; 154 PetscReal k; 155 PetscReal lambdas[LANDAU_MAX_GRIDS][LANDAU_MAX_GRIDS]; 156 PetscReal electronShift; 157 PetscInt num_species; 158 PetscInt num_grids; 159 PetscInt species_offset[LANDAU_MAX_GRIDS + 1]; // for each grid, but same for all batched vertices 160 PetscInt mat_offset[LANDAU_MAX_GRIDS + 1]; // for each grid, but same for all batched vertices 161 // batching 162 PetscBool jacobian_field_major_order; // this could be a type but lets not get pedantic 163 VecScatter plex_batch; 164 Vec work_vec; 165 IS batch_is; 166 PetscErrorCode (*seqaij_mult)(Mat, Vec, Vec); 167 PetscErrorCode (*seqaij_multtranspose)(Mat, Vec, Vec); 168 PetscErrorCode (*seqaij_solve)(Mat, Vec, Vec); 169 PetscErrorCode (*seqaij_getdiagonal)(Mat, Vec); 170 /* COO */ 171 Mat J; 172 Mat M; 173 Vec X; 174 /* derived type */ 175 void *data; 176 /* computing */ 177 LandauDeviceType deviceType; 178 DM pack; 179 DM plex[LANDAU_MAX_GRIDS]; 180 LandauStaticData SData_d; /* static geometric data on device */ 181 /* diagnostics */ 182 PetscInt verbose; 183 PetscLogEvent events[20]; 184 PetscLogStage stage; 185 PetscObjectState norm_state; 186 PetscInt batch_sz; 187 PetscInt batch_view_idx; 188 } LandauCtx; 189 190 #define LANDAU_SPECIES_MAJOR 191 #if !defined(LANDAU_SPECIES_MAJOR) 192 #define LAND_PACK_IDX(_b, _g) (_b * ctx->num_grids + _g) 193 #define LAND_MOFFSET(_b, _g, _nbch, _ngrid, _mat_off) (_b * _mat_off[_ngrid] + _mat_off[_g]) 194 #else 195 #define LAND_PACK_IDX(_b, _g) (_g * ctx->batch_sz + _b) 196 #define LAND_MOFFSET(_b, _g, _nbch, _ngrid, _mat_off) (_nbch * _mat_off[_g] + _b * (_mat_off[_g + 1] - _mat_off[_g])) 197 #endif 198 199 typedef struct { 200 PetscReal scale; 201 LandauIdx gid; // Landau matrix index (<10,000) 202 } pointInterpolationP4est; 203 typedef struct _lP4estVertexMaps { 204 LandauIdx (*gIdx)[LANDAU_MAX_SPECIES][LANDAU_MAX_NQND]; // #elems * LANDAU_MAX_NQND 205 LandauIdx num_elements; 206 LandauIdx num_reduced; 207 LandauIdx num_face; // (Q or Q^2 for 3D) 208 LandauDeviceType deviceType; 209 PetscInt Nf; 210 pointInterpolationP4est (*c_maps)[LANDAU_MAX_Q_FACE]; 211 struct _lP4estVertexMaps *d_self; 212 void *vp1, *vp2, *vp3; 213 PetscInt numgrids; 214 } P4estVertexMaps; 215 216 #if defined(PETSC_HAVE_KOKKOS) 217 PETSC_EXTERN PetscErrorCode LandauKokkosJacobian(DM[], const PetscInt, const PetscInt, const PetscInt, const PetscInt, const PetscInt[], PetscReal[], PetscScalar[], const PetscScalar[], const LandauStaticData *, const PetscReal, const PetscLogEvent[], const PetscInt[], const PetscInt[], Mat[], Mat); 218 PETSC_EXTERN PetscErrorCode LandauKokkosCreateMatMaps(P4estVertexMaps *, pointInterpolationP4est (*)[LANDAU_MAX_Q_FACE], PetscInt[], PetscInt); 219 PETSC_EXTERN PetscErrorCode LandauKokkosDestroyMatMaps(P4estVertexMaps *, PetscInt); 220 PETSC_EXTERN PetscErrorCode LandauKokkosStaticDataSet(DM, const PetscInt, const PetscInt, const PetscInt, const PetscInt, PetscInt[], PetscInt[], PetscInt[], PetscReal[], PetscReal[], PetscReal[], PetscReal[], PetscReal[], PetscReal[], PetscReal[], PetscReal[], PetscReal[], LandauStaticData *); 221 PETSC_EXTERN PetscErrorCode LandauKokkosStaticDataClear(LandauStaticData *); 222 #endif 223