124 lines
2.9 KiB
C++
124 lines
2.9 KiB
C++
/*
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* Copyright (c) 2016-2019 Irlan Robson https://irlanrobson.github.io
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#include <testbed/framework/json_profiler.h>
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JsonProfiler* g_jsonProfiler = nullptr;
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#define STRING(x) String(x, sizeof(x) - 1)
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JsonProfiler::JsonProfiler()
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{
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m_file = nullptr;
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m_stream = nullptr;
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m_writer = nullptr;
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}
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JsonProfiler::~JsonProfiler()
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{
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}
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void JsonProfiler::BeginEvents()
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{
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if (m_file)
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{
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return;
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}
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m_file = fopen("profile.json", "wt");
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if (!m_file)
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{
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return;
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}
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static char buffer[512];
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m_stream = new FileWriteStream(m_file, buffer, sizeof(buffer));
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m_writer = new Writer<FileWriteStream>(*m_stream);
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m_writer->StartObject();
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m_writer->STRING("traceEvents");
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m_writer->StartArray();
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}
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void JsonProfiler::EndEvents()
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{
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if (!m_writer)
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{
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return;
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}
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m_writer->EndArray();
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m_writer->EndObject();
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delete m_writer;
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m_writer = nullptr;
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delete m_stream;
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m_stream = nullptr;
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fclose(m_file);
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m_file = nullptr;
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}
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void JsonProfiler::BeginEvent(const char* name, float64 t)
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{
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if (!m_writer)
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{
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return;
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}
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const char* phase = "B";
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float64 scale = 1000.0;
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m_writer->StartObject();
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m_writer->STRING("pid"); m_writer->Int(0);
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m_writer->STRING("tid"); m_writer->Int(0);
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m_writer->STRING("ts"); m_writer->Int64((u64)(t * scale));
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m_writer->STRING("ph"); m_writer->String(phase, 1);
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m_writer->STRING("cat"); m_writer->STRING("physics");
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m_writer->STRING("name"); m_writer->String(name, strlen(name));
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m_writer->STRING("args"); m_writer->StartObject(); m_writer->EndObject();
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m_writer->EndObject();
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}
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void JsonProfiler::EndEvent(const char* name, float64 t)
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{
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if (!m_writer)
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{
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return;
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}
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const char* phase = "E";
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float64 scale = 1000.0;
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m_writer->StartObject();
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m_writer->STRING("pid"); m_writer->Int(0);
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m_writer->STRING("tid"); m_writer->Int(0);
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m_writer->STRING("ts"); m_writer->Int64((u64)(t * scale));
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m_writer->STRING("ph"); m_writer->String(phase, 1);
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m_writer->STRING("cat"); m_writer->STRING("physics");
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m_writer->STRING("name"); m_writer->String(name, strlen(name));
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m_writer->STRING("args"); m_writer->StartObject(); m_writer->EndObject();
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m_writer->EndObject();
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}
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#undef STRING |