diff options
Diffstat (limited to 'tests/manual/render-qml-to-texture/main.cpp')
-rw-r--r-- | tests/manual/render-qml-to-texture/main.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/tests/manual/render-qml-to-texture/main.cpp b/tests/manual/render-qml-to-texture/main.cpp new file mode 100644 index 000000000..2420c8560 --- /dev/null +++ b/tests/manual/render-qml-to-texture/main.cpp @@ -0,0 +1,128 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** 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 <QGuiApplication> +#include <QAnimationDriver> +#include <QPropertyAnimation> +#include <QQmlComponent> +#include <QQmlEngine> + +#include <Qt3DCore/QEntity> +#include <Qt3DCore/QAspectEngine> +#include <Qt3DCore/QTransform> +#include <Qt3DRender/QCamera> + +#include <Qt3DInput/QInputAspect> + +#include <Qt3DRender/QRenderAspect> +#include <Qt3DRender/QEffect> +#include <Qt3DRender/QMaterial> +#include <Qt3DExtras/QForwardRenderer> +#include <Qt3DQuickScene2D/QScene2D> +#include <Qt3DExtras/QPlaneMesh> +#include <Qt3DRender/QTextureWrapMode> +#include <Qt3DRender/QClearBuffers> +#include <Qt3DRender/QTexture> + +#include "qt3dwindow.h" +#include "qfirstpersoncameracontroller.h" +#include "planematerial.h" + +int main(int argc, char *argv[]) +{ + QGuiApplication app(argc, argv); + + Qt3DExtras::Qt3DWindow view; + + // Scene Root + Qt3DCore::QEntity *sceneRoot = new Qt3DCore::QEntity(); + + // Scene Camera + Qt3DRender::QCamera *basicCamera = view.camera(); + basicCamera->setProjectionType(Qt3DRender::QCameraLens::PerspectiveProjection); + basicCamera->setAspectRatio(view.width() / view.height()); + basicCamera->setUpVector(QVector3D(0.0f, 1.0f, 0.0f)); + basicCamera->setPosition(QVector3D(0.0f, 0.0f, 6.0f)); + basicCamera->setViewCenter(QVector3D(0.0f, 0.0f, 0.0f)); + basicCamera->setNearPlane(0.1f); + basicCamera->setFarPlane(1000.0f); + basicCamera->setFieldOfView(45.0f); + + // For camera controls + Qt3DExtras::QFirstPersonCameraController *camController = new Qt3DExtras::QFirstPersonCameraController(sceneRoot); + camController->setCamera(basicCamera); + + Qt3DRender::QFrameGraphNode* frameGraphNode = view.activeFrameGraph(); + while (frameGraphNode->childNodes().size() > 0) + frameGraphNode = (Qt3DRender::QFrameGraphNode*)frameGraphNode->childNodes().at(0); + view.defaultFrameGraph()->setClearColor(QColor::fromRgbF(1.0f, 1.0f, 1.0f)); + Qt3DRender::Quick::QScene2D *qmlTextureRenderer = new Qt3DRender::Quick::QScene2D(frameGraphNode); + + Qt3DRender::QTexture2D* offscreenTexture = new Qt3DRender::QTexture2D(qmlTextureRenderer); + offscreenTexture->setSize(1024, 1024); + offscreenTexture->setFormat(Qt3DRender::QAbstractTexture::RGBA8_UNorm); + offscreenTexture->setGenerateMipMaps(true); + offscreenTexture->setMagnificationFilter(Qt3DRender::QAbstractTexture::Linear); + offscreenTexture->setMinificationFilter(Qt3DRender::QAbstractTexture::Linear); + offscreenTexture->setWrapMode(Qt3DRender::QTextureWrapMode(Qt3DRender::QTextureWrapMode::ClampToEdge, offscreenTexture)); + + Qt3DRender::QRenderTargetOutput *output = new Qt3DRender::QRenderTargetOutput(qmlTextureRenderer); + output->setAttachmentPoint(Qt3DRender::QRenderTargetOutput::Color0); + output->setTexture(offscreenTexture); + + qmlTextureRenderer->setOutput(output); + QQmlEngine engine; + QQmlComponent component(&engine, QUrl(QStringLiteral("qrc:/OffscreenGui.qml"))); + qmlTextureRenderer->setItem(static_cast<QQuickItem *>(component.create())); + + Qt3DCore::QEntity* planeEntity = new Qt3DCore::QEntity(sceneRoot); + Qt3DExtras::QPlaneMesh* planeMesh = new Qt3DExtras::QPlaneMesh(planeEntity); + planeMesh->setWidth(4); + planeMesh->setHeight(4); + planeEntity->addComponent(planeMesh); + + PlaneMaterial* material = new PlaneMaterial(offscreenTexture, planeEntity); + planeEntity->addComponent(material); + + Qt3DCore::QTransform* transform = new Qt3DCore::QTransform(planeEntity); + transform->setRotation(QQuaternion::fromAxisAndAngle(1,0,0,90)); + planeEntity->addComponent(transform); + + view.setRootEntity(sceneRoot); + view.show(); + + return app.exec(); +} |