//Allgather
//Gathers data from all processes and distributes it to all processes.
func Allgather(sendBuffer interface{},
sendCount int,
sendType Datatype,
recvBuffer interface{},
recvCount int,
recvType Datatype,
comm Comm) int {
sendBufferVoidPointer := Get_void_ptr(sendBuffer)
recvBufferVoidPointer := Get_void_ptr(recvBuffer)
err := C.MPI_Allgather(sendBufferVoidPointer,
C.int(sendCount),
C.MPI_Datatype(sendType),
recvBufferVoidPointer,
C.int(recvCount),
C.MPI_Datatype(recvType),
C.MPI_Comm(comm))
return int(err)
}
// AllGatherInt64 : MPI_Allgather for int64
func AllGatherInt64(comm Comm, in, out []int64) {
C.MPI_Allgather(unsafe.Pointer(&in[0]), C.int(len(in)), MPI_i64, unsafe.Pointer(&out[0]), C.int(len(in)), MPI_i64, comm)
}
// AllGatherInt64 : MPI_Allgather for int64
func AllGatherInt64(comm Comm, in, out []int64) {
C.MPI_Allgather(unsafe.Pointer(&in[0]), C.int(len(in)), C.MPI_Datatype(MPI_i64), unsafe.Pointer(&out[0]), C.int(len(in)), C.MPI_Datatype(MPI_i64), C.MPI_Comm(comm))
}