| 1 | #include <stdio.h> |
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| 2 | #include "mpi.h" |
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| 3 | #include "oasis_c.h" |
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| 4 | |
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| 5 | int main(int argc, char *argv[]) |
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| 6 | { |
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| 7 | char *comp_name = "sender-apple"; |
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| 8 | fprintf(stdout,"Component name: %s\n", comp_name); |
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| 9 | fflush(stdout); |
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| 10 | |
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| 11 | OASIS_CHECK_MPI_ERR(MPI_Init(&argc, &argv)); |
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| 12 | |
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| 13 | MPI_Comm commworld; |
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| 14 | OASIS_CHECK_MPI_ERR(MPI_Comm_split(MPI_COMM_WORLD, 1, 0, &commworld)); |
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| 15 | |
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| 16 | int comp_id; |
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| 17 | OASIS_CHECK_ERR(oasis_c_init_comp_with_comm(&comp_id, comp_name, OASIS_COUPLED, commworld)); |
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| 18 | fprintf(stdout, "Sender: Component ID: %d\n", comp_id); |
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| 19 | fflush(stdout); |
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| 20 | |
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| 21 | MPI_Comm localcomm; |
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| 22 | OASIS_CHECK_ERR(oasis_c_get_localcomm(&localcomm)); |
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| 23 | int comm_size; |
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| 24 | OASIS_CHECK_MPI_ERR(MPI_Comm_size(localcomm, &comm_size)); |
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| 25 | int comm_rank; |
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| 26 | OASIS_CHECK_MPI_ERR(MPI_Comm_rank(localcomm, &comm_rank)); |
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| 27 | fprintf(stdout,"Sender: rank = %d of %d\n",comm_rank,comm_size); |
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| 28 | fflush(stdout); |
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| 29 | |
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| 30 | const int n_points = 16; |
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| 31 | int local_size = n_points/comm_size; |
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| 32 | int offset = comm_rank*local_size; |
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| 33 | if ( comm_rank == comm_size - 1 ) { |
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| 34 | local_size = n_points - offset; |
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| 35 | } |
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| 36 | |
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| 37 | |
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| 38 | int part_params[OASIS_Apple_Params]; |
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| 39 | part_params[OASIS_Strategy] = OASIS_Apple; |
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| 40 | part_params[OASIS_Offset] = offset; |
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| 41 | part_params[OASIS_Length] = local_size; |
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| 42 | int part_id; |
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| 43 | |
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| 44 | OASIS_CHECK_ERR(oasis_c_def_partition(&part_id, OASIS_Apple_Params, |
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| 45 | part_params, OASIS_No_Gsize, |
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| 46 | OASIS_No_Name)); |
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| 47 | fprintf(stdout, "Sender rank(%d): part_id: %d\n", comm_rank, part_id); |
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| 48 | fflush(stdout); |
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| 49 | |
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| 50 | |
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| 51 | char *var_name = "FSENDOCN"; |
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| 52 | fprintf(stdout, "Sender rank(%d): var_name %s\n", comm_rank, var_name); |
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| 53 | int bundle_size = 1; |
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| 54 | int var_id; |
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| 55 | |
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| 56 | OASIS_CHECK_ERR(oasis_c_def_var(&var_id, var_name, part_id, bundle_size, OASIS_OUT, OASIS_REAL)); |
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| 57 | fprintf(stdout, "Sender rank(%d): var_id %d\n", comm_rank, var_id); |
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| 58 | fflush(stdout); |
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| 59 | |
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| 60 | OASIS_CHECK_ERR(oasis_c_enddef()); |
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| 61 | |
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| 62 | float field[local_size]; |
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| 63 | int i; |
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| 64 | for (i = 0; i<local_size; i++) { |
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| 65 | field[i] = (float) offset+i; |
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| 66 | } |
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| 67 | int date = 0; |
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| 68 | |
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| 69 | int kinfo; |
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| 70 | OASIS_CHECK_ERR(oasis_c_put(var_id, date, local_size, 1, bundle_size, OASIS_REAL, OASIS_COL_MAJOR, field, OASIS_No_Restart, &kinfo)); |
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| 71 | fprintf(stdout, "Sender rank(%d): oasis_c_put returned kinfo = %d\n", comm_rank, kinfo); |
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| 72 | fflush(stdout); |
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| 73 | |
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| 74 | OASIS_CHECK_ERR(oasis_c_terminate()); |
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| 75 | |
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| 76 | OASIS_CHECK_MPI_ERR(MPI_Finalize()); |
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| 77 | |
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| 78 | } |
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