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