controller.h

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#pragma once

#include <QtQuick/QQuickItem>
#include <QtGui/QOpenGLShaderProgram>
#include <QElapsedTimer>
#include <QMatrix4x4>
#include <QQuickFramebufferObject>
#include <QThread>
#include <QMutex>
#include "simulator.h"
#include "renderer.h"
class RenderableObject;

namespace CompPhys {

class Controller : public QQuickFramebufferObject
{
    Q_OBJECT
    Q_PROPERTY(bool running READ running WRITE setRunning NOTIFY runningChanged)
    Q_PROPERTY(bool previousStepCompleted READ previousStepCompleted NOTIFY previousStepCompletedChanged)
public:
    Controller();
    ~Controller();

    virtual CompPhys::Renderer* createRenderer() const;
    virtual Simulator* createSimulator() const = 0;

    Q_INVOKABLE void step();

    bool running() const;
    bool previousStepCompleted() const;
    bool simulatorOutputDirty() const;

    std::vector<RenderableObject *> &renderableObjects();
    void addRenderableObject(RenderableObject* renderableObject);

public slots:
    void setRunning(bool arg);
    void setPreviousStepCompleted(bool arg);
    void setSimulatorOutputDirty(bool arg);

private slots:
    void finalizeStep();

signals:
    void runningChanged(bool arg);
    void previousStepCompletedChanged(bool arg);
    void requestStep();

private slots:
    void handleWindowChanged(QQuickWindow *win);

private:
    CompPhys::Renderer *m_renderer;
    std::vector<RenderableObject*> m_renderableObjects;
    Simulator* m_simulator;
    QElapsedTimer m_timer;
    bool m_running;

    bool m_stepRequested;
    bool m_previousStepCompleted;

    bool m_simulatorOutputDirty;
    bool m_lastStepWasBlocked;

    QMutex m_simulatorInputMutex;
    QMutex m_simulatorOutputMutex;
    QMutex m_simulatorRunningMutex;
    QThread m_simulatorWorkerThread;
    friend class CompPhys::Renderer;
};
}