init: fbird

frameworks/cocos2d-x/cocos/base/CCProfiling.cpp

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+/****************************************************************************
+Copyright (c) 2010      Stuart Carnie
+Copyright (c) 2010-2012 cocos2d-x.org
+Copyright (c) 2013-2016 Chukong Technologies Inc.
+Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+http://www.cocos2d-x.org
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+****************************************************************************/
+#include "base/CCProfiling.h"
+
+using namespace std;
+
+NS_CC_BEGIN
+
+// Profiling Categories
+/* set to false the categories that you don't want to profile */
+bool kProfilerCategorySprite = false;
+bool kProfilerCategoryBatchSprite = false;
+bool kProfilerCategoryParticles = false;
+
+
+static Profiler* g_sSharedProfiler = nullptr;
+
+Profiler* Profiler::getInstance()
+{
+    if (! g_sSharedProfiler)
+    {
+        g_sSharedProfiler = new (std::nothrow) Profiler();
+        g_sSharedProfiler->init();
+    }
+
+    return g_sSharedProfiler;
+}
+
+// FIXME:: deprecated
+Profiler* Profiler::sharedProfiler(void)
+{
+    return Profiler::getInstance();
+}
+
+ProfilingTimer* Profiler::createAndAddTimerWithName(const char* timerName)
+{
+    ProfilingTimer *t = new (std::nothrow) ProfilingTimer();
+    t->initWithName(timerName);
+    _activeTimers.insert(timerName, t);
+    t->release();
+
+    return t;
+}
+
+void Profiler::releaseTimer(const char* timerName)
+{
+    _activeTimers.erase(timerName);
+}
+
+void Profiler::releaseAllTimers()
+{
+    _activeTimers.clear();
+}
+
+bool Profiler::init()
+{
+    return true;
+}
+
+Profiler::~Profiler(void)
+{
+}
+
+void Profiler::displayTimers()
+{
+    for (auto& iter : _activeTimers)
+    {
+        ProfilingTimer* timer = iter.second;
+        log("%s", timer->getDescription().c_str());
+    }
+}
+
+// implementation of ProfilingTimer
+
+ProfilingTimer::ProfilingTimer()
+: _averageTime1(0)
+, _averageTime2(0)
+, minTime(100000000)
+, maxTime(0)
+, totalTime(0)
+, numberOfCalls(0)
+{
+}
+
+bool ProfilingTimer::initWithName(const char* timerName)
+{
+    _nameStr = timerName;
+    return true;
+}
+
+ProfilingTimer::~ProfilingTimer(void)
+{
+    
+}
+
+std::string ProfilingTimer::getDescription() const
+{
+    static char s_description[512] = {0};
+
+    sprintf(s_description, "%s ::\tavg1: %ldu,\tavg2: %ldu,\tmin: %ldu,\tmax: %ldu,\ttotal: %.2fs,\tnr calls: %ld", _nameStr.c_str(), _averageTime1, _averageTime2, minTime, maxTime, totalTime/1000000., numberOfCalls);
+    return s_description;
+}
+
+void ProfilingTimer::reset()
+{
+    numberOfCalls = 0;
+    _averageTime1 = 0;
+    _averageTime2 = 0;
+    totalTime = 0;
+    minTime = 100000000;
+    maxTime = 0;
+    _startTime = chrono::high_resolution_clock::now();
+}
+
+void ProfilingBeginTimingBlock(const char *timerName)
+{
+    Profiler* p = Profiler::getInstance();
+    ProfilingTimer* timer = p->_activeTimers.at(timerName);
+    if( ! timer )
+    {
+        timer = p->createAndAddTimerWithName(timerName);
+    }
+
+    timer->numberOfCalls++;
+
+    // should be the last instruction in order to be more reliable
+    timer->_startTime = chrono::high_resolution_clock::now();
+}
+
+void ProfilingEndTimingBlock(const char *timerName)
+{
+    // should be the 1st instruction in order to be more reliable
+    auto now = chrono::high_resolution_clock::now();
+
+    Profiler* p = Profiler::getInstance();
+    ProfilingTimer* timer = p->_activeTimers.at(timerName);
+
+    CCASSERT(timer, "CCProfilingTimer  not found");
+
+
+    long duration = static_cast<long>(chrono::duration_cast<chrono::microseconds>(now - timer->_startTime).count());
+
+    timer->totalTime += duration;
+    timer->_averageTime1 = (timer->_averageTime1 + duration) / 2.0f;
+    timer->_averageTime2 = timer->totalTime / timer->numberOfCalls;
+    timer->maxTime = MAX( timer->maxTime, duration);
+    timer->minTime = MIN( timer->minTime, duration);
+}
+
+void ProfilingResetTimingBlock(const char *timerName)
+{
+    Profiler* p = Profiler::getInstance();
+    ProfilingTimer *timer = p->_activeTimers.at(timerName);
+
+    CCASSERT(timer, "CCProfilingTimer not found");
+
+    timer->reset();
+}
+
+NS_CC_END
+