1 /// @file 2 /// Test creation, action, and destruction for diffusion matrix operator 3 /// \test Test creation, action, and destruction for diffusion matrix operator 4 #include <ceed.h> 5 #include <stdlib.h> 6 #include <math.h> 7 #include "t320-basis.h" 8 #include "t522-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 ErestrictqdiTet, 23 ErestrictxHex, ErestrictuHex, 24 ErestrictqdiHex; 25 CeedBasis bxTet, buTet, 26 bxHex, buHex; 27 CeedQFunction qf_setupTet, qf_diffTet, 28 qf_setupHex, qf_diffHex; 29 CeedOperator op_setupTet, op_diffTet, 30 op_setupHex, op_diffHex, 31 op_setup, op_diff; 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 48 CeedInit(argv[1], &ceed); 49 50 // DoF Coordinates 51 for (CeedInt i=0; i<ny*2+1; i++) 52 for (CeedInt j=0; j<nx*2+1; j++) { 53 x[i+j*(ny*2+1)+0*ndofs] = (CeedScalar) i / (2*ny); 54 x[i+j*(ny*2+1)+1*ndofs] = (CeedScalar) j / (2*nx); 55 } 56 CeedVectorCreate(ceed, dim*ndofs, &X); 57 CeedVectorSetArray(X, CEED_MEM_HOST, CEED_USE_POINTER, x); 58 59 // Qdata Vectors 60 CeedVectorCreate(ceed, nqptsTet*dim*(dim+1)/2, &qdataTet); 61 CeedVectorCreate(ceed, nqptsHex*dim*(dim+1)/2, &qdataHex); 62 63 // Tet Elements 64 for (CeedInt i=0; i<nelemTet/2; i++) { 65 col = i % nxTet; 66 row = i / nxTet; 67 offset = col*2 + row*(nxTet*2+1)*2; 68 69 indxTet[i*2*PTet + 0] = 2 + offset; 70 indxTet[i*2*PTet + 1] = 9 + offset; 71 indxTet[i*2*PTet + 2] = 16 + offset; 72 indxTet[i*2*PTet + 3] = 1 + offset; 73 indxTet[i*2*PTet + 4] = 8 + offset; 74 indxTet[i*2*PTet + 5] = 0 + offset; 75 76 indxTet[i*2*PTet + 6] = 14 + offset; 77 indxTet[i*2*PTet + 7] = 7 + offset; 78 indxTet[i*2*PTet + 8] = 0 + offset; 79 indxTet[i*2*PTet + 9] = 15 + offset; 80 indxTet[i*2*PTet + 10] = 8 + offset; 81 indxTet[i*2*PTet + 11] = 16 + offset; 82 } 83 84 // -- Restrictions 85 CeedElemRestrictionCreate(ceed, nelemTet, PTet, dim, ndofs, dim*ndofs, 86 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 87 &ErestrictxTet); 88 89 CeedElemRestrictionCreate(ceed, nelemTet, PTet, 1, 1, ndofs, 90 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 91 &ErestrictuTet); 92 CeedInt stridesqdTet[3] = {1, QTet, QTet *dim *(dim+1)/2}; 93 CeedElemRestrictionCreateStrided(ceed, nelemTet, QTet, dim*(dim+1)/2, 94 dim*(dim+1)/2*nqptsTet, stridesqdTet, 95 &ErestrictqdiTet); 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", dim*(dim+1)/2, CEED_EVAL_NONE); 111 112 CeedQFunctionCreateInterior(ceed, 1, diff, diff_loc, &qf_diffTet); 113 CeedQFunctionAddInput(qf_diffTet, "rho", dim*(dim+1)/2, CEED_EVAL_NONE); 114 CeedQFunctionAddInput(qf_diffTet, "u", dim, CEED_EVAL_GRAD); 115 CeedQFunctionAddOutput(qf_diffTet, "v", dim, CEED_EVAL_GRAD); 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", ErestrictqdiTet, 126 CEED_BASIS_COLLOCATED, qdataTet); 127 // ---- diff Tet 128 CeedOperatorCreate(ceed, qf_diffTet, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 129 &op_diffTet); 130 CeedOperatorSetField(op_diffTet, "rho", ErestrictqdiTet, 131 CEED_BASIS_COLLOCATED, qdataTet); 132 CeedOperatorSetField(op_diffTet, "u", ErestrictuTet, buTet, 133 CEED_VECTOR_ACTIVE); 134 CeedOperatorSetField(op_diffTet, "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 stridesqdHex[3] = {1, QHex*QHex, QHex *QHex *dim *(dim+1)/2}; 156 CeedElemRestrictionCreateStrided(ceed, nelemHex, QHex*QHex, dim*(dim+1)/2, 157 dim*(dim+1)/2*nqptsHex, stridesqdHex, 158 &ErestrictqdiHex); 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", dim*(dim+1)/2, CEED_EVAL_NONE); 170 171 CeedQFunctionCreateInterior(ceed, 1, diff, diff_loc, &qf_diffHex); 172 CeedQFunctionAddInput(qf_diffHex, "rho", dim*(dim+1)/2, CEED_EVAL_NONE); 173 CeedQFunctionAddInput(qf_diffHex, "u", dim, CEED_EVAL_GRAD); 174 CeedQFunctionAddOutput(qf_diffHex, "v", dim, CEED_EVAL_GRAD); 175 176 // -- Operators 177 CeedOperatorCreate(ceed, qf_setupHex, CEED_QFUNCTION_NONE, 178 CEED_QFUNCTION_NONE, &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", ErestrictqdiHex, 184 CEED_BASIS_COLLOCATED, qdataHex); 185 186 CeedOperatorCreate(ceed, qf_diffHex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 187 &op_diffHex); 188 CeedOperatorSetField(op_diffHex, "rho", ErestrictqdiHex, 189 CEED_BASIS_COLLOCATED, qdataHex); 190 CeedOperatorSetField(op_diffHex, "u", ErestrictuHex, buHex, 191 CEED_VECTOR_ACTIVE); 192 CeedOperatorSetField(op_diffHex, "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_diff); 201 CeedCompositeOperatorAddSub(op_diff, op_diffTet); 202 CeedCompositeOperatorAddSub(op_diff, op_diffHex); 203 204 // Apply Setup Operator 205 CeedOperatorApply(op_setup, X, CEED_VECTOR_NONE, CEED_REQUEST_IMMEDIATE); 206 207 // Apply diff Operator 208 CeedVectorCreate(ceed, ndofs, &U); 209 CeedVectorSetValue(U, 1.0); 210 CeedVectorCreate(ceed, ndofs, &V); 211 212 CeedOperatorApply(op_diff, U, V, CEED_REQUEST_IMMEDIATE); 213 214 // Check output 215 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 216 for (CeedInt i=0; i<ndofs; i++) 217 if (fabs(hv[i])>1e-14) printf("Computed: %f != True: 0.0\n", hv[i]); 218 CeedVectorRestoreArrayRead(V, &hv); 219 220 // Cleanup 221 CeedQFunctionDestroy(&qf_setupTet); 222 CeedQFunctionDestroy(&qf_diffTet); 223 CeedOperatorDestroy(&op_setupTet); 224 CeedOperatorDestroy(&op_diffTet); 225 CeedQFunctionDestroy(&qf_setupHex); 226 CeedQFunctionDestroy(&qf_diffHex); 227 CeedOperatorDestroy(&op_setupHex); 228 CeedOperatorDestroy(&op_diffHex); 229 CeedOperatorDestroy(&op_setup); 230 CeedOperatorDestroy(&op_diff); 231 CeedElemRestrictionDestroy(&ErestrictuTet); 232 CeedElemRestrictionDestroy(&ErestrictxTet); 233 CeedElemRestrictionDestroy(&ErestrictqdiTet); 234 CeedElemRestrictionDestroy(&ErestrictuHex); 235 CeedElemRestrictionDestroy(&ErestrictxHex); 236 CeedElemRestrictionDestroy(&ErestrictqdiHex); 237 CeedBasisDestroy(&buTet); 238 CeedBasisDestroy(&bxTet); 239 CeedBasisDestroy(&buHex); 240 CeedBasisDestroy(&bxHex); 241 CeedVectorDestroy(&X); 242 CeedVectorDestroy(&U); 243 CeedVectorDestroy(&V); 244 CeedVectorDestroy(&qdataTet); 245 CeedVectorDestroy(&qdataHex); 246 CeedDestroy(&ceed); 247 return 0; 248 } 249