mirror of
https://github.com/wpilibsuite/allwpilib
synced 2026-06-20 00:51:42 +00:00
51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
#include <chrono>
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#include <cstdio>
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#include <thread>
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#include <iostream>
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#include "ntcore.h"
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std::string callback1(nt::StringRef name, nt::StringRef params_str,
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const nt::ConnectionInfo& conn_info) {
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auto params = nt::UnpackRpcValues(params_str, NT_DOUBLE);
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if (params.empty()) {
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std::fputs("empty params?\n", stderr);
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return "";
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}
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return nt::PackRpcValues(nt::Value::MakeDouble(params[0]->GetDouble() + 1.2));
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}
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int main() {
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nt::RpcDefinition def;
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def.version = 1;
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def.name = "myfunc1";
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def.params.emplace_back("param1", nt::Value::MakeDouble(0.0));
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def.results.emplace_back("result1", NT_DOUBLE);
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nt::CreateRpc("func1", nt::PackRpcDefinition(def), callback1);
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std::string call1_result_str;
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auto start2 = std::chrono::high_resolution_clock::now();
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auto start = nt::Now();
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for (int i=0; i<10000; ++i) {
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unsigned int call1_uid =
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nt::CallRpc("func1", nt::PackRpcValues(nt::Value::MakeDouble(i)));
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nt::GetRpcResult(true, call1_uid, &call1_result_str);
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auto call1_result = nt::UnpackRpcValues(call1_result_str, NT_DOUBLE);
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if (call1_result.empty()) {
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std::fputs("empty result?\n", stderr);
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return 1;
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}
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}
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auto end2 = std::chrono::high_resolution_clock::now();
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auto end = nt::Now();
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std::cerr << "nt::Now start=" << start << " end=" << end << '\n';
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std::cerr << "std::chrono start=" <<
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std::chrono::duration_cast<std::chrono::nanoseconds>(start2.time_since_epoch()).count() << " end=" <<
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std::chrono::duration_cast<std::chrono::nanoseconds>(end2.time_since_epoch()).count() << '\n';
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std::fprintf(stderr, "time/call = %g us\n", (end-start) / 10.0 / 10000.0);
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std::chrono::duration<double, std::micro> diff = end2-start2;
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std::cerr << "time/call = " << (diff.count() / 10000.0) << " us\n";
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return 0;
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}
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