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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "scenemodifier.h"

#include <QGuiApplication>

#include <Qt3DRender/qcamera.h>
#include <Qt3DCore/qentity.h>
#include <Qt3DRender/qcameralens.h>

#include <QtWidgets/QApplication>
#include <QtWidgets/QWidget>
#include <QtWidgets/QHBoxLayout>
#include <QtWidgets/QCheckBox>
#include <QtWidgets/QCommandLinkButton>
#include <QtGui/QScreen>

#include <Qt3DInput/QInputAspect>

#include <Qt3DRender/qtorusmesh.h>
#include <Qt3DRender/qmesh.h>
#include <Qt3DRender/qtechnique.h>
#include <Qt3DRender/qmaterial.h>
#include <Qt3DRender/qeffect.h>
#include <Qt3DRender/qtexture.h>
#include <Qt3DRender/qrenderpass.h>
#include <Qt3DRender/qsceneloader.h>

#include <Qt3DCore/qtransform.h>
#include <Qt3DCore/qaspectengine.h>

#include <Qt3DRender/qrenderaspect.h>
#include <Qt3DRender/qframegraph.h>
#include <Qt3DRender/qforwardrenderer.h>

#include "qt3dwindow.h"
#include "qfirstpersoncameracontroller.h"

int main(int argc, char **argv)
{
    QApplication app(argc, argv);
    Qt3DWindow *view = new Qt3DWindow();
    view->defaultFramegraph()->setClearColor(QColor(QRgb(0x4d4d4f)));
    QWidget *container = QWidget::createWindowContainer(view);
    QSize screenSize = view->screen()->size();
    container->setMinimumSize(QSize(200, 100));
    container->setMaximumSize(screenSize);

    QWidget *widget = new QWidget;
    QHBoxLayout *hLayout = new QHBoxLayout(widget);
    QVBoxLayout *vLayout = new QVBoxLayout();
    vLayout->setAlignment(Qt::AlignTop);
    hLayout->addWidget(container, 1);
    hLayout->addLayout(vLayout);

    widget->setWindowTitle(QStringLiteral("Basic shapes"));

    Qt3DInput::QInputAspect *input = new Qt3DInput::QInputAspect;
    view->registerAspect(input);

    // Root entity
    Qt3DCore::QEntity *rootEntity = new Qt3DCore::QEntity();

    // Camera
    Qt3DRender::QCamera *cameraEntity = view->camera();

    cameraEntity->lens()->setPerspectiveProjection(45.0f, 16.0f/9.0f, 0.1f, 1000.0f);
    cameraEntity->setPosition(QVector3D(0, 0, 20.0f));
    cameraEntity->setUpVector(QVector3D(0, 1, 0));
    cameraEntity->setViewCenter(QVector3D(0, 0, 0));

    // For camera controls
    Qt3DInput::QFirstPersonCameraController *camController = new Qt3DInput::QFirstPersonCameraController(rootEntity);
    camController->setCamera(cameraEntity);

    // Scenemodifier
    SceneModifier *modifier = new SceneModifier(rootEntity);

    // Set root object of the scene
    view->setRootEntity(rootEntity);

    // Create control widgets
    QCommandLinkButton *info = new QCommandLinkButton();
    info->setText(QStringLiteral("Qt3D ready-made meshes"));
    info->setDescription(QString::fromLatin1("Qt3D provides several ready-made meshes, like torus, cylinder, cone, "
                                             "cube, plane and sphere."));
    info->setIconSize(QSize(0,0));

    QCheckBox *torusCB = new QCheckBox(widget);
    torusCB->setChecked(true);
    torusCB->setText(QStringLiteral("Torus"));

    QCheckBox *coneCB = new QCheckBox(widget);
    coneCB->setChecked(true);
    coneCB->setText(QStringLiteral("Cone"));

    QCheckBox *cylinderCB = new QCheckBox(widget);
    cylinderCB->setChecked(true);
    cylinderCB->setText(QStringLiteral("Cylinder"));

    QCheckBox *cuboidCB = new QCheckBox(widget);
    cuboidCB->setChecked(true);
    cuboidCB->setText(QStringLiteral("Cuboid"));

    QCheckBox *planeCB = new QCheckBox(widget);
    planeCB->setChecked(true);
    planeCB->setText(QStringLiteral("Plane"));

    QCheckBox *sphereCB = new QCheckBox(widget);
    sphereCB->setChecked(true);
    sphereCB->setText(QStringLiteral("Sphere"));

    vLayout->addWidget(info);
    vLayout->addWidget(torusCB);
    vLayout->addWidget(coneCB);
    vLayout->addWidget(cylinderCB);
    vLayout->addWidget(cuboidCB);
    vLayout->addWidget(planeCB);
    vLayout->addWidget(sphereCB);

    QObject::connect(torusCB, &QCheckBox::stateChanged,
                     modifier, &SceneModifier::enableTorus);
    QObject::connect(coneCB, &QCheckBox::stateChanged,
                     modifier, &SceneModifier::enableCone);
    QObject::connect(cylinderCB, &QCheckBox::stateChanged,
                     modifier, &SceneModifier::enableCylinder);
    QObject::connect(cuboidCB, &QCheckBox::stateChanged,
                     modifier, &SceneModifier::enableCuboid);
    QObject::connect(planeCB, &QCheckBox::stateChanged,
                     modifier, &SceneModifier::enablePlane);
    QObject::connect(sphereCB, &QCheckBox::stateChanged,
                     modifier, &SceneModifier::enableSphere);

    torusCB->setChecked(true);
    coneCB->setChecked(true);
    cylinderCB->setChecked(true);
    cuboidCB->setChecked(true);
    planeCB->setChecked(true);
    sphereCB->setChecked(true);

    // Show window
    widget->show();
    widget->resize(1200, 800);

    return app.exec();
}