/*****************************************************************************************
 *                                                                                       *
 * OpenSpace                                                                             *
 *                                                                                       *
 * Copyright (c) 2014-2016                                                               *
 *                                                                                       *
 * 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 <openspace/performance/performancemeasurement.h>

#include <openspace/performance/performancemanager.h>

#include <ghoul/opengl/ghoul_gl.h>

#include <iostream>

namespace openspace {
namespace performance {

PerformanceMeasurement::PerformanceMeasurement(std::string identifier,
                                     performance::PerformanceManager* manager)
    : _identifier(std::move(identifier))
    , _manager(manager)
{
    if (_manager) {
        glFinish();

        _startTime = std::chrono::high_resolution_clock::now();
    }
}

PerformanceMeasurement::~PerformanceMeasurement() {
    glFinish();
    auto endTime = std::chrono::high_resolution_clock::now();
    auto duration = std::chrono::duration_cast<std::chrono::microseconds>(
        endTime - _startTime).count();

    if (_manager) {
        _manager->storeIndividualPerformanceMeasurement(std::move(_identifier), duration);
    }
}


} // namespace performance
} // namespace openspace
