119     PetscScalar  Ni[2];  in DMCreateInterpolation_DA_1D_Q1()  local
138       Ni[0]   = 1.0;  in DMCreateInterpolation_DA_1D_Q1()
140         PetscCall(MatSetValue(mat, row, cols[0], Ni[0], INSERT_VALUES));  in DMCreateInterpolation_DA_1D_Q1()
152       Ni[0] = 0.5 * (1.0 - xi[li]);  in DMCreateInterpolation_DA_1D_Q1()
153       Ni[1] = 0.5 * (1.0 + xi[li]);  in DMCreateInterpolation_DA_1D_Q1()
155         if (PetscAbsScalar(Ni[n]) < 1.0e-32) cols[n] = -1;  in DMCreateInterpolation_DA_1D_Q1()
157       PetscCall(MatSetValues(mat, 1, &row, 2, cols, Ni, INSERT_VALUES));  in DMCreateInterpolation_DA_1D_Q1()
406     PetscScalar  Ni[4];  in DMCreateInterpolation_DA_2D_Q1()  local
436         Ni[0]   = 1.0;  in DMCreateInterpolation_DA_2D_Q1()
439             PetscCall(MatSetValue(mat, row, cols[0], Ni[0], INSERT_VALUES));  in DMCreateInterpolation_DA_2D_Q1()
455         Ni[0] = 0.25 * (1.0 - xi[li]) * (1.0 - eta[lj]);  in DMCreateInterpolation_DA_2D_Q1()
456         Ni[1] = 0.25 * (1.0 + xi[li]) * (1.0 - eta[lj]);  in DMCreateInterpolation_DA_2D_Q1()
457         Ni[2] = 0.25 * (1.0 - xi[li]) * (1.0 + eta[lj]);  in DMCreateInterpolation_DA_2D_Q1()
458         Ni[3] = 0.25 * (1.0 + xi[li]) * (1.0 + eta[lj]);  in DMCreateInterpolation_DA_2D_Q1()
461         if (PetscAbsScalar(Ni[0]) < 1.0e-32) cols[0] = -1;  in DMCreateInterpolation_DA_2D_Q1()
462         if (PetscAbsScalar(Ni[1]) < 1.0e-32) cols[1] = -1;  in DMCreateInterpolation_DA_2D_Q1()
463         if (PetscAbsScalar(Ni[2]) < 1.0e-32) cols[2] = -1;  in DMCreateInterpolation_DA_2D_Q1()
464         if (PetscAbsScalar(Ni[3]) < 1.0e-32) cols[3] = -1;  in DMCreateInterpolation_DA_2D_Q1()
466         PetscCall(MatSetValues(mat, 1, &row, 4, cols, Ni, INSERT_VALUES));  in DMCreateInterpolation_DA_2D_Q1()
915     PetscScalar  Ni[8];  in DMCreateInterpolation_DA_3D_Q1()  local
949           Ni[0]   = 1.0;  in DMCreateInterpolation_DA_3D_Q1()
953                 PetscCall(MatSetValue(mat, row, cols[0], Ni[0], INSERT_VALUES));  in DMCreateInterpolation_DA_3D_Q1()
976           Ni[0] = 0.125 * (1.0 - xi[li]) * (1.0 - eta[lj]) * (1.0 - zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
977           Ni[1] = 0.125 * (1.0 + xi[li]) * (1.0 - eta[lj]) * (1.0 - zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
978           Ni[2] = 0.125 * (1.0 - xi[li]) * (1.0 + eta[lj]) * (1.0 - zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
979           Ni[3] = 0.125 * (1.0 + xi[li]) * (1.0 + eta[lj]) * (1.0 - zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
981           Ni[4] = 0.125 * (1.0 - xi[li]) * (1.0 - eta[lj]) * (1.0 + zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
982           Ni[5] = 0.125 * (1.0 + xi[li]) * (1.0 - eta[lj]) * (1.0 + zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
983           Ni[6] = 0.125 * (1.0 - xi[li]) * (1.0 + eta[lj]) * (1.0 + zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
984           Ni[7] = 0.125 * (1.0 + xi[li]) * (1.0 + eta[lj]) * (1.0 + zeta[lk]);  in DMCreateInterpolation_DA_3D_Q1()
987             if (PetscAbsScalar(Ni[n]) < 1.0e-32) cols[n] = -1;  in DMCreateInterpolation_DA_3D_Q1()
989           PetscCall(MatSetValues(mat, 1, &row, 8, cols, Ni, INSERT_VALUES));  in DMCreateInterpolation_DA_3D_Q1()