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// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <Qt3DCore/QEntity>
#include <Qt3DRender/QMaterial>
#include <Qt3DRender/QLayer>
#include <Qt3DRender/QParameter>
#include <Qt3DRender/QCamera>
#include <Qt3DRender/QCameraLens>
#include <Qt3DCore/QTransform>
#include <Qt3DRender/QPointLight>
#include <Qt3DCore/qaspectengine.h>
#include <QGuiApplication>
#include "gbuffer.h"
#include "deferredrenderer.h"
#include "finaleffect.h"
#include "sceneeffect.h"
#include "pointlightblock.h"
#include "sceneentity.h"
#include "screenquadentity.h"
#include <Qt3DExtras/qt3dwindow.h>
#include <Qt3DExtras/qfirstpersoncameracontroller.h>
int main(int ac, char **av)
{
QGuiApplication app(ac, av);
Qt3DExtras::Qt3DWindow view;
// Root entity
Qt3DCore::QEntity *rootEntity = new Qt3DCore::QEntity();
// Scene Content
SceneEntity *sceneContent = new SceneEntity(rootEntity);
// Screen Quad
ScreenQuadEntity *screenQuad = new ScreenQuadEntity(rootEntity);
// Shared Components
Qt3DRender::QLayer *sceneLayer = sceneContent->layer();
Qt3DRender::QLayer *quadLayer = screenQuad->layer();
SceneEffect *sceneEffect = sceneContent->effect();
FinalEffect *finalEffect = screenQuad->effect();
// Scene Camera
Qt3DRender::QCamera *camera = view.camera();
camera->setFieldOfView(45.0f);
camera->setNearPlane(0.01f);
camera->setFarPlane(1000.0f);
camera->setProjectionType(Qt3DRender::QCameraLens::PerspectiveProjection);
camera->setPosition(QVector3D(10.0f, 10.0f, -25.0f));
camera->setUpVector(QVector3D(0.0f, 1.0f, 0.0f));
camera->setViewCenter(QVector3D(0.0f, 0.0f, 10.0f));
// For camera controls
Qt3DExtras::QFirstPersonCameraController *camController = new Qt3DExtras::QFirstPersonCameraController(rootEntity);
camController->setCamera(camera);
// FrameGraph
DeferredRenderer *deferredRenderer = new DeferredRenderer();
deferredRenderer->setNormalizedRect(QRectF(0.0f, 0.0f, 1.0f, 1.0f));
deferredRenderer->setFinalPassCriteria(finalEffect->passCriteria());
deferredRenderer->setGeometryPassCriteria(sceneEffect->passCriteria());
deferredRenderer->setSceneCamera(camera);
deferredRenderer->setGBufferLayer(sceneLayer);
deferredRenderer->setScreenQuadLayer(quadLayer);
deferredRenderer->setSurface(&view);
view.setActiveFrameGraph(deferredRenderer);
// Set root object of the scene
view.setRootEntity(rootEntity);
// Show window
view.show();
return app.exec();
}
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