mirror of
https://github.com/wpilibsuite/allwpilib
synced 2026-06-19 00:41:43 +00:00
76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
/*----------------------------------------------------------------------------*/
|
|
/* Copyright (c) 2017-2018 FIRST. All Rights Reserved. */
|
|
/* Open Source Software - may be modified and shared by FRC teams. The code */
|
|
/* must be accompanied by the FIRST BSD license file in the root directory of */
|
|
/* the project. */
|
|
/*----------------------------------------------------------------------------*/
|
|
|
|
#include <chrono>
|
|
#include <climits>
|
|
#include <cstdio>
|
|
#include <iostream>
|
|
#include <thread>
|
|
|
|
#include <support/json.h>
|
|
|
|
#include "ntcore.h"
|
|
|
|
void callback1(const nt::RpcAnswer& answer) {
|
|
wpi::json params;
|
|
try {
|
|
params = wpi::json::from_cbor(answer.params);
|
|
} catch (wpi::json::parse_error err) {
|
|
std::fputs("could not decode params?\n", stderr);
|
|
return;
|
|
}
|
|
if (!params.is_number()) {
|
|
std::fputs("did not get number\n", stderr);
|
|
return;
|
|
}
|
|
double val = params.get<double>();
|
|
answer.PostResponse(wpi::json::to_cbor(val + 1.2));
|
|
}
|
|
|
|
int main() {
|
|
auto inst = nt::GetDefaultInstance();
|
|
nt::StartServer(inst, "rpc_speed.ini", "", 10000);
|
|
auto entry = nt::GetEntry(inst, "func1");
|
|
nt::CreateRpc(entry, nt::StringRef("", 1), callback1);
|
|
std::string call1_result_str;
|
|
|
|
auto start2 = std::chrono::high_resolution_clock::now();
|
|
auto start = nt::Now();
|
|
for (int i = 0; i < 10000; ++i) {
|
|
unsigned int call1_uid = nt::CallRpc(entry, wpi::json::to_cbor(i));
|
|
nt::GetRpcResult(entry, call1_uid, &call1_result_str);
|
|
wpi::json call1_result;
|
|
try {
|
|
call1_result = wpi::json::from_cbor(call1_result_str);
|
|
} catch (wpi::json::parse_error err) {
|
|
std::fputs("could not decode result?\n", stderr);
|
|
return 1;
|
|
}
|
|
if (!call1_result.is_number()) {
|
|
std::fputs("result is not number?\n", stderr);
|
|
return 1;
|
|
}
|
|
}
|
|
auto end2 = std::chrono::high_resolution_clock::now();
|
|
auto end = nt::Now();
|
|
std::cerr << "nt::Now start=" << start << " end=" << end << '\n';
|
|
std::cerr << "std::chrono start="
|
|
<< std::chrono::duration_cast<std::chrono::nanoseconds>(
|
|
start2.time_since_epoch())
|
|
.count()
|
|
<< " end="
|
|
<< std::chrono::duration_cast<std::chrono::nanoseconds>(
|
|
end2.time_since_epoch())
|
|
.count()
|
|
<< '\n';
|
|
std::fprintf(stderr, "time/call = %g us\n", (end - start) / 10.0 / 10000.0);
|
|
std::chrono::duration<double, std::micro> diff = end2 - start2;
|
|
std::cerr << "time/call = " << (diff.count() / 10000.0) << " us\n";
|
|
|
|
return 0;
|
|
}
|