/**************************************************************************** ** ** 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "gbuffer.h" #include "deferredrenderer.h" #include "finaleffect.h" #include "sceneeffect.h" #include "pointlightblock.h" int main(int ac, char **av) { QGuiApplication app(ac, av); Qt3D::Window view; Qt3D::QAspectEngine engine; engine.registerAspect(new Qt3D::QRenderAspect()); Qt3D::QInputAspect *input = new Qt3D::QInputAspect; engine.registerAspect(input); engine.initialize(); QVariantMap data; data.insert(QStringLiteral("surface"), QVariant::fromValue(static_cast(&view))); data.insert(QStringLiteral("eventSource"), QVariant::fromValue(&view)); engine.setData(data); // Root entity Qt3D::QEntity *rootEntity = new Qt3D::QEntity(); rootEntity->setObjectName(QStringLiteral("rootEntity")); // Shared Components GBuffer *gBuffer = new GBuffer(); FinalEffect *finalEffect = new FinalEffect(); SceneEffect *sceneEffect = new SceneEffect(); Qt3D::QSphereMesh *sphereMesh = new Qt3D::QSphereMesh(); sphereMesh->setRings(50); sphereMesh->setSlices(100); Qt3D::QLayer *sceneLayer = new Qt3D::QLayer(); sceneLayer->setNames(QStringList("scene")); Qt3D::QLayer *quadLayer = new Qt3D::QLayer(); quadLayer->setNames(QStringList("screenQuad")); Qt3D::QPlaneMesh *planeMesh = new Qt3D::QPlaneMesh(); planeMesh->setMeshResolution(QSize(2, 2)); planeMesh->setWidth(2.0f); planeMesh->setHeight(2.0f); Qt3D::QPointLight *light1 = new Qt3D::QPointLight(); light1->setColor(Qt::white); light1->setIntensity(1.5f); rootEntity->addComponent(light1); // Scene Camera Qt3D::QCamera *camera = new Qt3D::QCamera(); camera->setAspectRatio(16.0f/9.0f); camera->setFieldOfView(45.0f); camera->setNearPlane(0.01f); camera->setFarPlane(1000.0f); camera->setProjectionType(Qt3D::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)); input->setCamera(camera); // FrameGraph Qt3D::QFrameGraph *frameGraph = new Qt3D::QFrameGraph(); DeferredRenderer *deferredRenderer = new DeferredRenderer(); deferredRenderer->setClearColor(Qt::black); deferredRenderer->setRect(QRectF(0.0f, 0.0f, 1.0f, 1.0f)); deferredRenderer->setFinalPassCriteria(finalEffect->passCriteria()); deferredRenderer->setGeometryPassCriteria(sceneEffect->passCriteria()); deferredRenderer->setGBuffer(gBuffer); deferredRenderer->setSceneCamera(camera); deferredRenderer->setGBufferLayers(sceneLayer->names()); deferredRenderer->setScreenQuadLayers(quadLayer->names()); frameGraph->setActiveFrameGraph(deferredRenderer); rootEntity->addComponent(frameGraph); // Scene Content Qt3D::QEntity *sphereOne = new Qt3D::QEntity(rootEntity); Qt3D::QMaterial *sphereOneMaterial = new Qt3D::QMaterial(); sphereOneMaterial->setEffect(sceneEffect); sphereOneMaterial->addParameter(new Qt3D::QParameter(QStringLiteral("meshColor"), QColor(Qt::blue))); Qt3D::QTranslateTransform *sphereOneTranslate = new Qt3D::QTranslateTransform(); sphereOneTranslate->setDx(-10.0f); sphereOneTranslate->setDy(0.0f); sphereOneTranslate->setDz(25.0f); Qt3D::QPointLight *light2 = new Qt3D::QPointLight(); light2->setColor(Qt::white); light2->setIntensity(1.5f); sphereOne->addComponent(new Qt3D::QTransform(sphereOneTranslate)); sphereOne->addComponent(sphereOneMaterial); sphereOne->addComponent(sphereMesh); sphereOne->addComponent(sceneLayer); sphereOne->addComponent(light2); Qt3D::QEntity *sphereTwo = new Qt3D::QEntity(rootEntity); Qt3D::QMaterial *sphereTwoMaterial = new Qt3D::QMaterial(); sphereTwoMaterial->setEffect(sceneEffect); sphereTwoMaterial->addParameter(new Qt3D::QParameter(QStringLiteral("meshColor"), QColor(Qt::yellow))); Qt3D::QPointLight *light3 = new Qt3D::QPointLight(); light3->setColor(Qt::blue); light3->setIntensity(0.5f); sphereTwo->addComponent(sphereMesh); sphereTwo->addComponent(sceneLayer); sphereTwo->addComponent(sphereTwoMaterial); sphereTwo->addComponent(light3); // Screen Quad Qt3D::QEntity *screenQuad = new Qt3D::QEntity(rootEntity); Qt3D::QMaterial *screenQuadMaterial = new Qt3D::QMaterial(); screenQuadMaterial->addParameter(new Qt3D::QParameter(QStringLiteral("position"), gBuffer->positionTexture())); screenQuadMaterial->addParameter(new Qt3D::QParameter(QStringLiteral("normal"), gBuffer->normalTexture())); screenQuadMaterial->addParameter(new Qt3D::QParameter(QStringLiteral("color"), gBuffer->colorTexture())); screenQuadMaterial->addParameter(new Qt3D::QParameter(QStringLiteral("winSize"), QSize(1024, 1024))); PointLightBlock *lightsData = new PointLightBlock(screenQuadMaterial); lightsData->addLight(light1); lightsData->addLight(light2); lightsData->addLight(light3); finalEffect->gl3Technique()->addParameter(new Qt3D::QParameter(QStringLiteral("PointLightBlock"), QVariant::fromValue(lightsData))); finalEffect->gl2Technique()->addParameter(new Qt3D::QParameter(QStringLiteral("pointLights"), QVariant::fromValue(lightsData))); screenQuadMaterial->setEffect(finalEffect); Qt3D::QRotateTransform *screenPlaneRotation = new Qt3D::QRotateTransform(); screenPlaneRotation->setAngleDeg(90); screenPlaneRotation->setAxis(QVector3D(1.0f, 0.0f, 0.0f)); screenQuad->addComponent(quadLayer); screenQuad->addComponent(new Qt3D::QTransform(screenPlaneRotation)); screenQuad->addComponent(screenQuadMaterial); screenQuad->addComponent(planeMesh); // Set root object of the scene engine.setRootEntity(rootEntity); // Show window view.show(); return app.exec(); }