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/***********************************************************************
* created: Fri Aug 15 2014
* author: Timotei Dolean <timotei21@gmail.com>
*************************************************************************/
/***************************************************************************
* Copyright (C) 2004 - 2014 Paul D Turner & The CEGUI Development Team
*
* 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 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.
***************************************************************************/
#ifndef _CEGUITestsPerformanceTest_h_
#define _CEGUITestsPerformanceTest_h_
#include "CEGUI/WindowManager.h"
#include <boost/timer/timer.hpp>
#include <iostream>
/*!
\brief
General structure of a performance test.
It will print to console the total running time in seconds, and output the
result(s), by appending them in the performance-test-results.csv file.
*/
class PerformanceTest
{
public:
explicit PerformanceTest(CEGUI::String test_name) : d_testName(test_name) { }
virtual ~PerformanceTest() {}
CEGUI::String d_testName;
void execute()
{
std::cout
<< "Running performance test " << d_testName << "..." << std::endl;
boost::timer::auto_cpu_timer timer;
doTest();
logRunningTime(boost::timer::format(timer.elapsed(), timer.places(), "%u, %w"));
}
protected:
virtual void doTest() = 0;
private:
void logRunningTime(std::string result)
{
std::ofstream fout("performance-test-results.csv",
std::ofstream::out | std::ofstream::app);
// fill column names if file is empty.
fout.seekp(0, std::ios::end);
const std::streamoff length = fout.tellp();
if (length == 0)
{
fout << "test name, user time (seconds), wall time (seconds)" << std::endl;
}
fout << d_testName << ", " << result << std::endl;
fout.close();
}
};
/*!
\brief
Generic test on a Window. It will automatically create the specified
window type and set the renderer on it, so that the rendering phase's logic
is tested as well (using the NullRenderer - so no actual rendering is done).
*/
template<typename TWindow>
class WindowPerformanceTest : public PerformanceTest
{
public:
WindowPerformanceTest(CEGUI::String window_type, CEGUI::String renderer) :
PerformanceTest(window_type),
d_window(0)
{
d_window = static_cast<TWindow*>(
CEGUI::WindowManager::getSingleton().createWindow(
window_type, window_type + "-perf-test"));
d_window->setWindowRenderer(renderer);
}
virtual void render()
{
d_window->render();
}
TWindow* d_window;
};
/*!
\brief
This represents a generic test made on list widgets. It adds items, deletes
some, then inserts items in the middle, and finally sorts them.
To add a new list test, you just inherit from this class, and implement the
required methods that do the actual item addition/removal/etc
*/
template<typename TWindow>
class BaseListPerformanceTest : public WindowPerformanceTest<TWindow>
{
public:
BaseListPerformanceTest(CEGUI::String windowType, CEGUI::String renderer) :
WindowPerformanceTest<TWindow>(windowType, renderer)
{
}
virtual void doTest()
{
addItemsWithRender(500);
clearItems();
this->render();
addItemsWithRender(1000);
deleteFirstItems(150);
this->render();
for (size_t step = 0; step < 17; ++step)
{
deleteFirstItems(3);
this->render();
}
deleteLastItems(123);
this->render();
clearItems();
this->render();
addItemsWithRender(100);
for (size_t i = 0; i < 50; ++i)
{
addItems(1, 50);
this->render();
}
sortItems();
this->render();
}
//! Adds the specified number of items, rendering after each addition.
virtual void addItemsWithRender(size_t count)
{
for (size_t i = 0; i < count; ++i)
{
addItems(1);
this->render();
}
}
virtual void clearItems() = 0;
virtual void addItems(size_t count) = 0;
virtual void addItems(size_t count, size_t at_position) = 0;
virtual void deleteFirstItems(size_t count) = 0;
virtual void deleteLastItems(size_t count) = 0;
virtual void sortItems() = 0;
};
#endif
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