2019-02-26 16:41:28 -03:00

98 lines
2.2 KiB
C++

/*
* Copyright (c) 2016-2019 Irlan Robson https://irlanrobson.github.io
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
#include <testbed/framework/profiler.h>
Profiler* g_profiler = nullptr;
ProfilerListener* g_profilerListener = nullptr;
Profiler::Profiler()
{
m_top = nullptr;
}
Profiler::~Profiler()
{
}
void Profiler::PushEvent(const char* name)
{
m_time.Update();
ProfilerEvent e;
e.tid = -1;
e.pid = -1;
e.t0 = m_time.GetCurrentMilis();
e.t1 = 0.0;
e.name = name;
e.parent = m_top;
ProfilerEvent* back = m_events.Push(e);
B3_ASSERT(back);
m_top = back;
}
void Profiler::PopEvent()
{
B3_ASSERT(m_top);
B3_ASSERT(m_top->t1 == 0.0);
m_time.Update();
m_top->t1 = m_time.GetCurrentMilis();
B3_ASSERT(m_top->t1 != 0.0);
m_top = m_top->parent;
}
void Profiler::Begin()
{
// If this assert is hit then it means Profiler::End hasn't been called.
B3_ASSERT(m_events.IsEmpty());
B3_ASSERT(m_top == NULL);
}
void Profiler::End(ProfilerListener* listener)
{
if (listener)
{
listener->BeginEvents();
}
while (m_events.IsEmpty() == false)
{
ProfilerEvent e = m_events.Front();
m_events.Pop();
if (listener)
{
listener->BeginEvent(e.tid, e.pid, e.name, e.t0);
listener->EndEvent(e.tid, e.pid, e.name, e.t1);
listener->Duration(e.name, e.t1 - e.t0);
}
}
B3_ASSERT(m_events.IsEmpty());
B3_ASSERT(m_top == NULL);
if (listener)
{
listener->EndEvents();
}
}