/**************************************************************************** ** ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt3D module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** 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 https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #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" #include "qt3dwindow.h" #include "qfirstpersoncameracontroller.h" int main(int ac, char **av) { QGuiApplication app(ac, av); Qt3DWindow view; // Root entity Qt3DCore::QEntity *rootEntity = new Qt3DCore::QEntity(); rootEntity->setObjectName(QStringLiteral("rootEntity")); // Shared Components GBuffer *gBuffer = new GBuffer(); FinalEffect *finalEffect = new FinalEffect(); SceneEffect *sceneEffect = new SceneEffect(); Qt3DRender::QSphereMesh *sphereMesh = new Qt3DRender::QSphereMesh(); sphereMesh->setRings(50); sphereMesh->setSlices(100); Qt3DRender::QLayer *sceneLayer = new Qt3DRender::QLayer(); sceneLayer->setNames(QStringList("scene")); Qt3DRender::QLayer *quadLayer = new Qt3DRender::QLayer(); quadLayer->setNames(QStringList("screenQuad")); Qt3DRender::QPlaneMesh *planeMesh = new Qt3DRender::QPlaneMesh(); planeMesh->setMeshResolution(QSize(2, 2)); planeMesh->setWidth(2.0f); planeMesh->setHeight(2.0f); Qt3DRender::QPointLight *light1 = new Qt3DRender::QPointLight(); light1->setColor(Qt::white); light1->setIntensity(1.5f); rootEntity->addComponent(light1); // 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 Qt3DInput::QFirstPersonCameraController *camController = new Qt3DInput::QFirstPersonCameraController(rootEntity); camController->setCamera(camera); // FrameGraph 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()); view.setActiveFrameGraph(deferredRenderer); // Scene Content Qt3DCore::QEntity *sphereOne = new Qt3DCore::QEntity(rootEntity); Qt3DRender::QMaterial *sphereOneMaterial = new Qt3DRender::QMaterial(); sphereOneMaterial->setEffect(sceneEffect); sphereOneMaterial->addParameter(new Qt3DRender::QParameter(QStringLiteral("meshColor"), QColor(Qt::blue))); Qt3DCore::QTransform *sphereOneTransform = new Qt3DCore::QTransform; sphereOneTransform->setTranslation(QVector3D(-10.0f, 0.0f, 25.0f)); Qt3DRender::QPointLight *light2 = new Qt3DRender::QPointLight(); light2->setColor(Qt::white); light2->setIntensity(1.5f); sphereOne->addComponent(sphereOneTransform); sphereOne->addComponent(sphereOneMaterial); sphereOne->addComponent(sphereMesh); sphereOne->addComponent(sceneLayer); sphereOne->addComponent(light2); Qt3DCore::QEntity *sphereTwo = new Qt3DCore::QEntity(rootEntity); Qt3DRender::QMaterial *sphereTwoMaterial = new Qt3DRender::QMaterial(); sphereTwoMaterial->setEffect(sceneEffect); sphereTwoMaterial->addParameter(new Qt3DRender::QParameter(QStringLiteral("meshColor"), QColor(Qt::yellow))); Qt3DRender::QPointLight *light3 = new Qt3DRender::QPointLight(); light3->setColor(Qt::blue); light3->setIntensity(0.5f); sphereTwo->addComponent(sphereMesh); sphereTwo->addComponent(sceneLayer); sphereTwo->addComponent(sphereTwoMaterial); sphereTwo->addComponent(light3); // Screen Quad Qt3DCore::QEntity *screenQuad = new Qt3DCore::QEntity(rootEntity); Qt3DRender::QMaterial *screenQuadMaterial = new Qt3DRender::QMaterial(); screenQuadMaterial->addParameter(new Qt3DRender::QParameter(QStringLiteral("position"), gBuffer->positionTexture())); screenQuadMaterial->addParameter(new Qt3DRender::QParameter(QStringLiteral("normal"), gBuffer->normalTexture())); screenQuadMaterial->addParameter(new Qt3DRender::QParameter(QStringLiteral("color"), gBuffer->colorTexture())); screenQuadMaterial->addParameter(new Qt3DRender::QParameter(QStringLiteral("winSize"), QSize(1024, 1024))); PointLightBlock *lightsData = new PointLightBlock(screenQuadMaterial); lightsData->addLight(light1); lightsData->addLight(light2); lightsData->addLight(light3); finalEffect->gl3Technique()->addParameter(new Qt3DRender::QParameter(QStringLiteral("PointLightBlock"), QVariant::fromValue(lightsData))); finalEffect->gl2Technique()->addParameter(new Qt3DRender::QParameter(QStringLiteral("pointLights"), QVariant::fromValue(lightsData))); screenQuadMaterial->setEffect(finalEffect); Qt3DCore::QTransform *screenPlaneTransform = new Qt3DCore::QTransform; screenPlaneTransform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1.0f, 0.0f, 0.0f), 90.0f)); screenQuad->addComponent(quadLayer); screenQuad->addComponent(screenPlaneTransform); screenQuad->addComponent(screenQuadMaterial); screenQuad->addComponent(planeMesh); // Set root object of the scene view.setRootEntity(rootEntity); // Show window view.show(); return app.exec(); }