1 /// @file 2 /// Test creation creation, action, and destruction for mass matrix operator 3 /// \test Test creation creation, action, and destruction for mass matrix operator 4 #include <ceed.h> 5 #include <stdlib.h> 6 #include <math.h> 7 #include "t320-basis.h" 8 #include "t510-operator.h" 9 10 /* The mesh comprises of two rows of 3 quadralaterals followed by one row 11 of 6 triangles: 12 _ _ _ 13 |_|_|_| 14 |_|_|_| 15 |/|/|/| 16 17 */ 18 19 int main(int argc, char **argv) { 20 Ceed ceed; 21 CeedInterlaceMode imode = CEED_NONINTERLACED; 22 CeedElemRestriction ErestrictxTet, ErestrictuTet, 23 ErestrictuiTet, 24 ErestrictxHex, ErestrictuHex, 25 ErestrictuiHex; 26 CeedBasis bxTet, buTet, 27 bxHex, buHex; 28 CeedQFunction qf_setupTet, qf_massTet, 29 qf_setupHex, qf_massHex; 30 CeedOperator op_setupTet, op_massTet, 31 op_setupHex, op_massHex, 32 op_setup, op_mass; 33 CeedVector qdataTet, qdataHex, X, U, V; 34 const CeedScalar *hv; 35 CeedInt nelemTet = 6, PTet = 6, QTet = 4, 36 nelemHex = 6, PHex = 3, QHex = 4, dim = 2; 37 CeedInt nx = 3, ny = 3, 38 nxTet = 3, nyTet = 1, nxHex = 3; 39 CeedInt row, col, offset; 40 CeedInt ndofs = (nx*2+1)*(ny*2+1), 41 nqptsTet = nelemTet*QTet, 42 nqptsHex = nelemHex*QHex*QHex; 43 CeedInt indxTet[nelemTet*PTet], 44 indxHex[nelemHex*PHex*PHex]; 45 CeedScalar x[dim*ndofs]; 46 CeedScalar qref[dim*QTet], qweight[QTet]; 47 CeedScalar interp[PTet*QTet], grad[dim*PTet*QTet]; 48 CeedScalar sum; 49 50 CeedInit(argv[1], &ceed); 51 52 // DoF Coordinates 53 for (CeedInt i=0; i<ny*2+1; i++) 54 for (CeedInt j=0; j<nx*2+1; j++) { 55 x[i+j*(ny*2+1)+0*ndofs] = (CeedScalar) i / (2*ny); 56 x[i+j*(ny*2+1)+1*ndofs] = (CeedScalar) j / (2*nx); 57 } 58 CeedVectorCreate(ceed, dim*ndofs, &X); 59 CeedVectorSetArray(X, CEED_MEM_HOST, CEED_USE_POINTER, x); 60 61 // Qdata Vectors 62 CeedVectorCreate(ceed, nqptsTet, &qdataTet); 63 CeedVectorCreate(ceed, nqptsHex, &qdataHex); 64 65 // Tet Elements 66 for (CeedInt i=0; i<nelemTet/2; i++) { 67 col = i % nxTet; 68 row = i / nxTet; 69 offset = col*2 + row*(nxTet*2+1)*2; 70 71 indxTet[i*2*PTet + 0] = 2 + offset; 72 indxTet[i*2*PTet + 1] = 9 + offset; 73 indxTet[i*2*PTet + 2] = 16 + offset; 74 indxTet[i*2*PTet + 3] = 1 + offset; 75 indxTet[i*2*PTet + 4] = 8 + offset; 76 indxTet[i*2*PTet + 5] = 0 + offset; 77 78 indxTet[i*2*PTet + 6] = 14 + offset; 79 indxTet[i*2*PTet + 7] = 7 + offset; 80 indxTet[i*2*PTet + 8] = 0 + offset; 81 indxTet[i*2*PTet + 9] = 15 + offset; 82 indxTet[i*2*PTet + 10] = 8 + offset; 83 indxTet[i*2*PTet + 11] = 16 + offset; 84 } 85 86 // -- Restrictions 87 CeedElemRestrictionCreate(ceed, imode, nelemTet, PTet, ndofs, dim, 88 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 89 &ErestrictxTet); 90 91 CeedElemRestrictionCreate(ceed, imode, nelemTet, PTet, ndofs, 1, 92 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 93 &ErestrictuTet); 94 CeedInt stridesuTet[3] = {1, QTet, QTet}; 95 CeedElemRestrictionCreateStrided(ceed, nelemTet, QTet, nqptsTet, 1, 96 stridesuTet, &ErestrictuiTet); 97 98 // -- Bases 99 buildmats(qref, qweight, interp, grad); 100 CeedBasisCreateH1(ceed, CEED_TRIANGLE, dim, PTet, QTet, interp, grad, qref, 101 qweight, &bxTet); 102 103 buildmats(qref, qweight, interp, grad); 104 CeedBasisCreateH1(ceed, CEED_TRIANGLE, 1, PTet, QTet, interp, grad, qref, 105 qweight, &buTet); 106 107 // -- QFunctions 108 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setupTet); 109 CeedQFunctionAddInput(qf_setupTet, "_weight", 1, CEED_EVAL_WEIGHT); 110 CeedQFunctionAddInput(qf_setupTet, "dx", dim*dim, CEED_EVAL_GRAD); 111 CeedQFunctionAddOutput(qf_setupTet, "rho", 1, CEED_EVAL_NONE); 112 113 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_massTet); 114 CeedQFunctionAddInput(qf_massTet, "rho", 1, CEED_EVAL_NONE); 115 CeedQFunctionAddInput(qf_massTet, "u", 1, CEED_EVAL_INTERP); 116 CeedQFunctionAddOutput(qf_massTet, "v", 1, CEED_EVAL_INTERP); 117 118 // -- Operators 119 // ---- Setup Tet 120 CeedOperatorCreate(ceed, qf_setupTet, CEED_QFUNCTION_NONE, 121 CEED_QFUNCTION_NONE, &op_setupTet); 122 CeedOperatorSetField(op_setupTet, "_weight", CEED_ELEMRESTRICTION_NONE, bxTet, 123 CEED_VECTOR_NONE); 124 CeedOperatorSetField(op_setupTet, "dx", ErestrictxTet, bxTet, 125 CEED_VECTOR_ACTIVE); 126 CeedOperatorSetField(op_setupTet, "rho", ErestrictuiTet, 127 CEED_BASIS_COLLOCATED, qdataTet); 128 // ---- Mass Tet 129 CeedOperatorCreate(ceed, qf_massTet, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 130 &op_massTet); 131 CeedOperatorSetField(op_massTet, "rho", ErestrictuiTet, CEED_BASIS_COLLOCATED, 132 qdataTet); 133 CeedOperatorSetField(op_massTet, "u", ErestrictuTet, buTet, 134 CEED_VECTOR_ACTIVE); 135 CeedOperatorSetField(op_massTet, "v", ErestrictuTet, buTet, 136 CEED_VECTOR_ACTIVE); 137 138 // Hex Elements 139 for (CeedInt i=0; i<nelemHex; i++) { 140 col = i % nxHex; 141 row = i / nxHex; 142 offset = (nxTet*2+1)*(nyTet*2)*(1+row) + col*2; 143 for (CeedInt j=0; j<PHex; j++) 144 for (CeedInt k=0; k<PHex; k++) 145 indxHex[PHex*(PHex*i+k)+j] = offset + k*(nxHex*2+1) + j; 146 } 147 148 // -- Restrictions 149 CeedElemRestrictionCreate(ceed, imode, nelemHex, PHex*PHex, ndofs, dim, 150 CEED_MEM_HOST, CEED_USE_POINTER, indxHex, 151 &ErestrictxHex); 152 153 CeedElemRestrictionCreate(ceed, imode, nelemHex, PHex*PHex, ndofs, 1, 154 CEED_MEM_HOST, CEED_USE_POINTER, indxHex, 155 &ErestrictuHex); 156 CeedInt stridesuHex[3] = {1, QHex*QHex, QHex*QHex}; 157 CeedElemRestrictionCreateStrided(ceed, nelemHex, QHex*QHex, nqptsHex, 1, 158 stridesuHex, &ErestrictuiHex); 159 160 // -- Bases 161 CeedBasisCreateTensorH1Lagrange(ceed, dim, dim, PHex, QHex, CEED_GAUSS, 162 &bxHex); 163 CeedBasisCreateTensorH1Lagrange(ceed, dim, 1, PHex, QHex, CEED_GAUSS, &buHex); 164 165 // -- QFunctions 166 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setupHex); 167 CeedQFunctionAddInput(qf_setupHex, "_weight", 1, CEED_EVAL_WEIGHT); 168 CeedQFunctionAddInput(qf_setupHex, "dx", dim*dim, CEED_EVAL_GRAD); 169 CeedQFunctionAddOutput(qf_setupHex, "rho", 1, CEED_EVAL_NONE); 170 171 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_massHex); 172 CeedQFunctionAddInput(qf_massHex, "rho", 1, CEED_EVAL_NONE); 173 CeedQFunctionAddInput(qf_massHex, "u", 1, CEED_EVAL_INTERP); 174 CeedQFunctionAddOutput(qf_massHex, "v", 1, CEED_EVAL_INTERP); 175 176 // -- Operators 177 CeedOperatorCreate(ceed, qf_setupHex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 178 &op_setupHex); 179 CeedOperatorSetField(op_setupHex, "_weight", CEED_ELEMRESTRICTION_NONE, bxHex, 180 CEED_VECTOR_NONE); 181 CeedOperatorSetField(op_setupHex, "dx", ErestrictxHex, bxHex, 182 CEED_VECTOR_ACTIVE); 183 CeedOperatorSetField(op_setupHex, "rho", ErestrictuiHex, 184 CEED_BASIS_COLLOCATED, qdataHex); 185 186 CeedOperatorCreate(ceed, qf_massHex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 187 &op_massHex); 188 CeedOperatorSetField(op_massHex, "rho", ErestrictuiHex, CEED_BASIS_COLLOCATED, 189 qdataHex); 190 CeedOperatorSetField(op_massHex, "u", ErestrictuHex, buHex, 191 CEED_VECTOR_ACTIVE); 192 CeedOperatorSetField(op_massHex, "v", ErestrictuHex, buHex, 193 CEED_VECTOR_ACTIVE); 194 195 // Composite Operators 196 CeedCompositeOperatorCreate(ceed, &op_setup); 197 CeedCompositeOperatorAddSub(op_setup, op_setupTet); 198 CeedCompositeOperatorAddSub(op_setup, op_setupHex); 199 200 CeedCompositeOperatorCreate(ceed, &op_mass); 201 CeedCompositeOperatorAddSub(op_mass, op_massTet); 202 CeedCompositeOperatorAddSub(op_mass, op_massHex); 203 204 // Apply Setup Operator 205 CeedOperatorApply(op_setup, X, CEED_VECTOR_NONE, CEED_REQUEST_IMMEDIATE); 206 207 // Apply Mass Operator 208 CeedVectorCreate(ceed, ndofs, &U); 209 CeedVectorSetValue(U, 1.0); 210 CeedVectorCreate(ceed, ndofs, &V); 211 CeedVectorSetValue(V, 0.0); 212 213 // Apply 214 CeedOperatorApplyAdd(op_mass, U, V, CEED_REQUEST_IMMEDIATE); 215 216 // Check output 217 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 218 sum = 0.; 219 for (CeedInt i=0; i<ndofs; i++) 220 sum += hv[i]; 221 if (fabs(sum-1.)>1e-10) printf("Computed Area: %f != True Area: 1.0\n", sum); 222 CeedVectorRestoreArrayRead(V, &hv); 223 224 // Apply Add 225 CeedVectorSetValue(V, 1.0); 226 CeedOperatorApplyAdd(op_mass, U, V, CEED_REQUEST_IMMEDIATE); 227 228 // Check output 229 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 230 sum = -ndofs; 231 for (CeedInt i=0; i<ndofs; i++) 232 sum += hv[i]; 233 if (fabs(sum-1.)>1e-10) printf("Computed Area: %f != True Area: 1.0\n", sum); 234 CeedVectorRestoreArrayRead(V, &hv); 235 236 // Cleanup 237 CeedQFunctionDestroy(&qf_setupTet); 238 CeedQFunctionDestroy(&qf_massTet); 239 CeedOperatorDestroy(&op_setupTet); 240 CeedOperatorDestroy(&op_massTet); 241 CeedQFunctionDestroy(&qf_setupHex); 242 CeedQFunctionDestroy(&qf_massHex); 243 CeedOperatorDestroy(&op_setupHex); 244 CeedOperatorDestroy(&op_massHex); 245 CeedOperatorDestroy(&op_setup); 246 CeedOperatorDestroy(&op_mass); 247 CeedElemRestrictionDestroy(&ErestrictuTet); 248 CeedElemRestrictionDestroy(&ErestrictxTet); 249 CeedElemRestrictionDestroy(&ErestrictuiTet); 250 CeedElemRestrictionDestroy(&ErestrictuHex); 251 CeedElemRestrictionDestroy(&ErestrictxHex); 252 CeedElemRestrictionDestroy(&ErestrictuiHex); 253 CeedBasisDestroy(&buTet); 254 CeedBasisDestroy(&bxTet); 255 CeedBasisDestroy(&buHex); 256 CeedBasisDestroy(&bxHex); 257 CeedVectorDestroy(&X); 258 CeedVectorDestroy(&U); 259 CeedVectorDestroy(&V); 260 CeedVectorDestroy(&qdataTet); 261 CeedVectorDestroy(&qdataHex); 262 CeedDestroy(&ceed); 263 return 0; 264 } 265