1 /// @file 2 /// Test creation, action, and destruction for mass matrix operator 3 /// \test Test 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 ErestrictxiTet, ErestrictuiTet, 24 ErestrictxHex, ErestrictuHex, 25 ErestrictxiHex, 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 CeedElemRestrictionCreateIdentity(ceed, imode, nelemTet, PTet, nelemTet*PTet, 91 dim, &ErestrictxiTet); 92 93 CeedElemRestrictionCreate(ceed, imode, nelemTet, PTet, ndofs, 1, 94 CEED_MEM_HOST, CEED_USE_POINTER, indxTet, 95 &ErestrictuTet); 96 CeedElemRestrictionCreateIdentity(ceed, imode, nelemTet, QTet, nqptsTet, 1, 97 &ErestrictuiTet); 98 99 // -- Bases 100 buildmats(qref, qweight, interp, grad); 101 CeedBasisCreateH1(ceed, CEED_TRIANGLE, dim, PTet, QTet, interp, grad, qref, 102 qweight, &bxTet); 103 104 buildmats(qref, qweight, interp, grad); 105 CeedBasisCreateH1(ceed, CEED_TRIANGLE, 1, PTet, QTet, interp, grad, qref, 106 qweight, &buTet); 107 108 // -- QFunctions 109 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setupTet); 110 CeedQFunctionAddInput(qf_setupTet, "_weight", 1, CEED_EVAL_WEIGHT); 111 CeedQFunctionAddInput(qf_setupTet, "dx", dim*dim, CEED_EVAL_GRAD); 112 CeedQFunctionAddOutput(qf_setupTet, "rho", 1, CEED_EVAL_NONE); 113 114 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_massTet); 115 CeedQFunctionAddInput(qf_massTet, "rho", 1, CEED_EVAL_NONE); 116 CeedQFunctionAddInput(qf_massTet, "u", 1, CEED_EVAL_INTERP); 117 CeedQFunctionAddOutput(qf_massTet, "v", 1, CEED_EVAL_INTERP); 118 119 // -- Operators 120 // ---- Setup Tet 121 CeedOperatorCreate(ceed, qf_setupTet, CEED_QFUNCTION_NONE, 122 CEED_QFUNCTION_NONE, &op_setupTet); 123 CeedOperatorSetField(op_setupTet, "_weight", ErestrictxiTet, bxTet, 124 CEED_VECTOR_NONE); 125 CeedOperatorSetField(op_setupTet, "dx", ErestrictxTet, bxTet, 126 CEED_VECTOR_ACTIVE); 127 CeedOperatorSetField(op_setupTet, "rho", ErestrictuiTet, 128 CEED_BASIS_COLLOCATED, qdataTet); 129 // ---- Mass Tet 130 CeedOperatorCreate(ceed, qf_massTet, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 131 &op_massTet); 132 CeedOperatorSetField(op_massTet, "rho", ErestrictuiTet, CEED_BASIS_COLLOCATED, 133 qdataTet); 134 CeedOperatorSetField(op_massTet, "u", ErestrictuTet, buTet, 135 CEED_VECTOR_ACTIVE); 136 CeedOperatorSetField(op_massTet, "v", ErestrictuTet, buTet, 137 CEED_VECTOR_ACTIVE); 138 139 // Hex Elements 140 for (CeedInt i=0; i<nelemHex; i++) { 141 col = i % nxHex; 142 row = i / nxHex; 143 offset = (nxTet*2+1)*(nyTet*2)*(1+row) + col*2; 144 for (CeedInt j=0; j<PHex; j++) 145 for (CeedInt k=0; k<PHex; k++) 146 indxHex[PHex*(PHex*i+k)+j] = offset + k*(nxHex*2+1) + j; 147 } 148 149 // -- Restrictions 150 CeedElemRestrictionCreate(ceed, imode, nelemHex, PHex*PHex, ndofs, dim, 151 CEED_MEM_HOST, CEED_USE_POINTER, indxHex, 152 &ErestrictxHex); 153 CeedElemRestrictionCreateIdentity(ceed, imode, nelemHex, PHex*PHex, 154 nelemHex*PHex*PHex, dim, &ErestrictxiHex); 155 156 CeedElemRestrictionCreate(ceed, imode, nelemHex, PHex*PHex, ndofs, 1, 157 CEED_MEM_HOST, CEED_USE_POINTER, indxHex, 158 &ErestrictuHex); 159 CeedElemRestrictionCreateIdentity(ceed, imode, nelemHex, QHex*QHex, nqptsHex, 160 1, &ErestrictuiHex); 161 162 // -- Bases 163 CeedBasisCreateTensorH1Lagrange(ceed, dim, dim, PHex, QHex, CEED_GAUSS, 164 &bxHex); 165 CeedBasisCreateTensorH1Lagrange(ceed, dim, 1, PHex, QHex, CEED_GAUSS, &buHex); 166 167 // -- QFunctions 168 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setupHex); 169 CeedQFunctionAddInput(qf_setupHex, "_weight", 1, CEED_EVAL_WEIGHT); 170 CeedQFunctionAddInput(qf_setupHex, "dx", dim*dim, CEED_EVAL_GRAD); 171 CeedQFunctionAddOutput(qf_setupHex, "rho", 1, CEED_EVAL_NONE); 172 173 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_massHex); 174 CeedQFunctionAddInput(qf_massHex, "rho", 1, CEED_EVAL_NONE); 175 CeedQFunctionAddInput(qf_massHex, "u", 1, CEED_EVAL_INTERP); 176 CeedQFunctionAddOutput(qf_massHex, "v", 1, CEED_EVAL_INTERP); 177 178 // -- Operators 179 CeedOperatorCreate(ceed, qf_setupHex, CEED_QFUNCTION_NONE, 180 CEED_QFUNCTION_NONE, &op_setupHex); 181 CeedOperatorSetField(op_setupHex, "_weight", ErestrictxiHex, bxHex, 182 CEED_VECTOR_NONE); 183 CeedOperatorSetField(op_setupHex, "dx", ErestrictxHex, bxHex, 184 CEED_VECTOR_ACTIVE); 185 CeedOperatorSetField(op_setupHex, "rho", ErestrictuiHex, 186 CEED_BASIS_COLLOCATED, qdataHex); 187 188 CeedOperatorCreate(ceed, qf_massHex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 189 &op_massHex); 190 CeedOperatorSetField(op_massHex, "rho", ErestrictuiHex, CEED_BASIS_COLLOCATED, 191 qdataHex); 192 CeedOperatorSetField(op_massHex, "u", ErestrictuHex, buHex, 193 CEED_VECTOR_ACTIVE); 194 CeedOperatorSetField(op_massHex, "v", ErestrictuHex, buHex, 195 CEED_VECTOR_ACTIVE); 196 197 // Composite Operators 198 CeedCompositeOperatorCreate(ceed, &op_setup); 199 CeedCompositeOperatorAddSub(op_setup, op_setupTet); 200 CeedCompositeOperatorAddSub(op_setup, op_setupHex); 201 202 CeedCompositeOperatorCreate(ceed, &op_mass); 203 CeedCompositeOperatorAddSub(op_mass, op_massTet); 204 CeedCompositeOperatorAddSub(op_mass, op_massHex); 205 206 // Apply Setup Operator 207 CeedOperatorApply(op_setup, X, CEED_VECTOR_NONE, CEED_REQUEST_IMMEDIATE); 208 209 // Apply Mass Operator 210 CeedVectorCreate(ceed, ndofs, &U); 211 CeedVectorSetValue(U, 1.0); 212 CeedVectorCreate(ceed, ndofs, &V); 213 214 CeedOperatorApply(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 // Cleanup 225 CeedQFunctionDestroy(&qf_setupTet); 226 CeedQFunctionDestroy(&qf_massTet); 227 CeedOperatorDestroy(&op_setupTet); 228 CeedOperatorDestroy(&op_massTet); 229 CeedQFunctionDestroy(&qf_setupHex); 230 CeedQFunctionDestroy(&qf_massHex); 231 CeedOperatorDestroy(&op_setupHex); 232 CeedOperatorDestroy(&op_massHex); 233 CeedOperatorDestroy(&op_setup); 234 CeedOperatorDestroy(&op_mass); 235 CeedElemRestrictionDestroy(&ErestrictuTet); 236 CeedElemRestrictionDestroy(&ErestrictxTet); 237 CeedElemRestrictionDestroy(&ErestrictuiTet); 238 CeedElemRestrictionDestroy(&ErestrictxiTet); 239 CeedElemRestrictionDestroy(&ErestrictuHex); 240 CeedElemRestrictionDestroy(&ErestrictxHex); 241 CeedElemRestrictionDestroy(&ErestrictuiHex); 242 CeedElemRestrictionDestroy(&ErestrictxiHex); 243 CeedBasisDestroy(&buTet); 244 CeedBasisDestroy(&bxTet); 245 CeedBasisDestroy(&buHex); 246 CeedBasisDestroy(&bxHex); 247 CeedVectorDestroy(&X); 248 CeedVectorDestroy(&U); 249 CeedVectorDestroy(&V); 250 CeedVectorDestroy(&qdataTet); 251 CeedVectorDestroy(&qdataHex); 252 CeedDestroy(&ceed); 253 return 0; 254 } 255