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 CeedInterlaceMode imode = CEED_NONINTERLACED; 22 CeedElemRestriction ErestrictxTet, ErestrictuTet, 23 ErestrictxiTet, ErestrictqdiTet, 24 ErestrictxHex, ErestrictuHex, 25 ErestrictxiHex, ErestrictqdiHex; 26 CeedBasis bxTet, buTet, 27 bxHex, buHex; 28 CeedQFunction qf_setupTet, qf_diffTet, 29 qf_setupHex, qf_diffHex; 30 CeedOperator op_setupTet, op_diffTet, 31 op_setupHex, op_diffHex, 32 op_setup, op_diff; 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 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*dim*(dim+1)/2, &qdataTet); 62 CeedVectorCreate(ceed, nqptsHex*dim*(dim+1)/2, &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, imode, nelemTet, PTet, ndofs, dim, 87 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 88 &ErestrictxTet); 89 CeedInt stridesxTet[3] = {1, PTet, PTet*dim}; 90 CeedElemRestrictionCreateStrided(ceed, nelemTet, PTet, nelemTet*PTet, dim, 91 stridesxTet, &ErestrictxiTet); 92 93 CeedElemRestrictionCreate(ceed, imode, nelemTet, PTet, ndofs, 1, 94 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 95 &ErestrictuTet); 96 CeedInt stridesqdTet[3] = {1, QTet, QTet *dim *(dim+1)/2}; 97 CeedElemRestrictionCreateStrided(ceed, nelemTet, QTet, nqptsTet, 98 dim*(dim+1)/2, stridesqdTet, 99 &ErestrictqdiTet); 100 101 // -- Bases 102 buildmats(qref, qweight, interp, grad); 103 CeedBasisCreateH1(ceed, CEED_TRIANGLE, dim, PTet, QTet, interp, grad, qref, 104 qweight, &bxTet); 105 106 buildmats(qref, qweight, interp, grad); 107 CeedBasisCreateH1(ceed, CEED_TRIANGLE, 1, PTet, QTet, interp, grad, qref, 108 qweight, &buTet); 109 110 // -- QFunctions 111 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setupTet); 112 CeedQFunctionAddInput(qf_setupTet, "_weight", 1, CEED_EVAL_WEIGHT); 113 CeedQFunctionAddInput(qf_setupTet, "dx", dim*dim, CEED_EVAL_GRAD); 114 CeedQFunctionAddOutput(qf_setupTet, "rho", dim*(dim+1)/2, CEED_EVAL_NONE); 115 116 CeedQFunctionCreateInterior(ceed, 1, diff, diff_loc, &qf_diffTet); 117 CeedQFunctionAddInput(qf_diffTet, "rho", dim*(dim+1)/2, CEED_EVAL_NONE); 118 CeedQFunctionAddInput(qf_diffTet, "u", dim, CEED_EVAL_GRAD); 119 CeedQFunctionAddOutput(qf_diffTet, "v", dim, CEED_EVAL_GRAD); 120 121 // -- Operators 122 // ---- Setup Tet 123 CeedOperatorCreate(ceed, qf_setupTet, CEED_QFUNCTION_NONE, 124 CEED_QFUNCTION_NONE, &op_setupTet); 125 CeedOperatorSetField(op_setupTet, "_weight", ErestrictxiTet, bxTet, 126 CEED_VECTOR_NONE); 127 CeedOperatorSetField(op_setupTet, "dx", ErestrictxTet, bxTet, 128 CEED_VECTOR_ACTIVE); 129 CeedOperatorSetField(op_setupTet, "rho", ErestrictqdiTet, 130 CEED_BASIS_COLLOCATED, qdataTet); 131 // ---- diff Tet 132 CeedOperatorCreate(ceed, qf_diffTet, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 133 &op_diffTet); 134 CeedOperatorSetField(op_diffTet, "rho", ErestrictqdiTet, 135 CEED_BASIS_COLLOCATED, qdataTet); 136 CeedOperatorSetField(op_diffTet, "u", ErestrictuTet, buTet, 137 CEED_VECTOR_ACTIVE); 138 CeedOperatorSetField(op_diffTet, "v", ErestrictuTet, buTet, 139 CEED_VECTOR_ACTIVE); 140 141 // Hex Elements 142 for (CeedInt i=0; i<nelemHex; i++) { 143 col = i % nxHex; 144 row = i / nxHex; 145 offset = (nxTet*2+1)*(nyTet*2)*(1+row) + col*2; 146 for (CeedInt j=0; j<PHex; j++) 147 for (CeedInt k=0; k<PHex; k++) 148 indxHex[PHex*(PHex*i+k)+j] = offset + k*(nxHex*2+1) + j; 149 } 150 151 // -- Restrictions 152 CeedElemRestrictionCreate(ceed, imode, nelemHex, PHex*PHex, ndofs, dim, 153 CEED_MEM_HOST, CEED_USE_POINTER, indxHex, 154 &ErestrictxHex); 155 CeedInt stridesxHex[3] = {1, PHex*PHex, PHex *PHex*dim}; 156 CeedElemRestrictionCreateStrided(ceed, nelemHex, PHex*PHex, 157 nelemHex*PHex*PHex, dim, stridesxHex, 158 &ErestrictxiHex); 159 160 CeedElemRestrictionCreate(ceed, imode, nelemHex, PHex*PHex, ndofs, 1, 161 CEED_MEM_HOST, CEED_USE_POINTER, indxHex, 162 &ErestrictuHex); 163 CeedInt stridesqdHex[3] = {1, QHex*QHex, QHex *QHex *dim *(dim+1)/2}; 164 CeedElemRestrictionCreateStrided(ceed, nelemHex, QHex*QHex, nqptsHex, 165 dim*(dim+1)/2, stridesqdHex, 166 &ErestrictqdiHex); 167 168 // -- Bases 169 CeedBasisCreateTensorH1Lagrange(ceed, dim, dim, PHex, QHex, CEED_GAUSS, 170 &bxHex); 171 CeedBasisCreateTensorH1Lagrange(ceed, dim, 1, PHex, QHex, CEED_GAUSS, &buHex); 172 173 // -- QFunctions 174 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setupHex); 175 CeedQFunctionAddInput(qf_setupHex, "_weight", 1, CEED_EVAL_WEIGHT); 176 CeedQFunctionAddInput(qf_setupHex, "dx", dim*dim, CEED_EVAL_GRAD); 177 CeedQFunctionAddOutput(qf_setupHex, "rho", dim*(dim+1)/2, CEED_EVAL_NONE); 178 179 CeedQFunctionCreateInterior(ceed, 1, diff, diff_loc, &qf_diffHex); 180 CeedQFunctionAddInput(qf_diffHex, "rho", dim*(dim+1)/2, CEED_EVAL_NONE); 181 CeedQFunctionAddInput(qf_diffHex, "u", dim, CEED_EVAL_GRAD); 182 CeedQFunctionAddOutput(qf_diffHex, "v", dim, CEED_EVAL_GRAD); 183 184 // -- Operators 185 CeedOperatorCreate(ceed, qf_setupHex, CEED_QFUNCTION_NONE, 186 CEED_QFUNCTION_NONE, &op_setupHex); 187 CeedOperatorSetField(op_setupHex, "_weight", ErestrictxiHex, bxHex, 188 CEED_VECTOR_NONE); 189 CeedOperatorSetField(op_setupHex, "dx", ErestrictxHex, bxHex, 190 CEED_VECTOR_ACTIVE); 191 CeedOperatorSetField(op_setupHex, "rho", ErestrictqdiHex, 192 CEED_BASIS_COLLOCATED, qdataHex); 193 194 CeedOperatorCreate(ceed, qf_diffHex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 195 &op_diffHex); 196 CeedOperatorSetField(op_diffHex, "rho", ErestrictqdiHex, 197 CEED_BASIS_COLLOCATED, qdataHex); 198 CeedOperatorSetField(op_diffHex, "u", ErestrictuHex, buHex, 199 CEED_VECTOR_ACTIVE); 200 CeedOperatorSetField(op_diffHex, "v", ErestrictuHex, buHex, 201 CEED_VECTOR_ACTIVE); 202 203 // Composite Operators 204 CeedCompositeOperatorCreate(ceed, &op_setup); 205 CeedCompositeOperatorAddSub(op_setup, op_setupTet); 206 CeedCompositeOperatorAddSub(op_setup, op_setupHex); 207 208 CeedCompositeOperatorCreate(ceed, &op_diff); 209 CeedCompositeOperatorAddSub(op_diff, op_diffTet); 210 CeedCompositeOperatorAddSub(op_diff, op_diffHex); 211 212 // Apply Setup Operator 213 CeedOperatorApply(op_setup, X, CEED_VECTOR_NONE, CEED_REQUEST_IMMEDIATE); 214 215 // Apply diff Operator 216 CeedVectorCreate(ceed, ndofs, &U); 217 CeedVectorSetValue(U, 1.0); 218 CeedVectorCreate(ceed, ndofs, &V); 219 220 CeedOperatorApply(op_diff, U, V, CEED_REQUEST_IMMEDIATE); 221 222 // Check output 223 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 224 for (CeedInt i=0; i<ndofs; i++) 225 if (fabs(hv[i])>1e-14) printf("Computed: %f != True: 0.0\n", hv[i]); 226 CeedVectorRestoreArrayRead(V, &hv); 227 228 // Cleanup 229 CeedQFunctionDestroy(&qf_setupTet); 230 CeedQFunctionDestroy(&qf_diffTet); 231 CeedOperatorDestroy(&op_setupTet); 232 CeedOperatorDestroy(&op_diffTet); 233 CeedQFunctionDestroy(&qf_setupHex); 234 CeedQFunctionDestroy(&qf_diffHex); 235 CeedOperatorDestroy(&op_setupHex); 236 CeedOperatorDestroy(&op_diffHex); 237 CeedOperatorDestroy(&op_setup); 238 CeedOperatorDestroy(&op_diff); 239 CeedElemRestrictionDestroy(&ErestrictuTet); 240 CeedElemRestrictionDestroy(&ErestrictxTet); 241 CeedElemRestrictionDestroy(&ErestrictqdiTet); 242 CeedElemRestrictionDestroy(&ErestrictxiTet); 243 CeedElemRestrictionDestroy(&ErestrictuHex); 244 CeedElemRestrictionDestroy(&ErestrictxHex); 245 CeedElemRestrictionDestroy(&ErestrictqdiHex); 246 CeedElemRestrictionDestroy(&ErestrictxiHex); 247 CeedBasisDestroy(&buTet); 248 CeedBasisDestroy(&bxTet); 249 CeedBasisDestroy(&buHex); 250 CeedBasisDestroy(&bxHex); 251 CeedVectorDestroy(&X); 252 CeedVectorDestroy(&U); 253 CeedVectorDestroy(&V); 254 CeedVectorDestroy(&qdataTet); 255 CeedVectorDestroy(&qdataHex); 256 CeedDestroy(&ceed); 257 return 0; 258 } 259