mirror of https://github.com/qt/qt3d.git
84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
// Copyright (C) 2018 Klaralvdalens Datakonsult AB (KDAB).
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
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#include <QApplication>
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#include <QtQml/QQmlContext>
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#include <QtQuick/QQuickView>
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#include <Qt3DRender/QAbstractTexture>
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#include <QWindow>
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#include <QTimer>
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#include <QQuickView>
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#include "videoplayer.h"
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template<typename Obj>
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QHash<int, QString> enumToNameMap(const char *enumName)
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{
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const QMetaObject metaObj = Obj::staticMetaObject;
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const int indexOfEnum = metaObj.indexOfEnumerator(enumName);
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const QMetaEnum metaEnum = metaObj.enumerator(indexOfEnum);
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const int keysCount = metaEnum.keyCount();
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QHash<int, QString> v;
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v.reserve(keysCount);
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for (int i = 0; i < keysCount; ++i)
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v[metaEnum.value(i)] = metaEnum.key(i);
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return v;
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}
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class EnumNameMapper : public QObject
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{
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Q_OBJECT
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public:
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Q_INVOKABLE QString statusName(int v) const { return m_statusMap.value(v); }
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Q_INVOKABLE QString formatName(int v) const { return m_formatMap.value(v); }
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Q_INVOKABLE QString targetName(int v) const { return m_targetMap.value(v); }
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private:
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const QHash<int, QString> m_statusMap = enumToNameMap<Qt3DRender::QAbstractTexture>("Status");
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const QHash<int, QString> m_formatMap = enumToNameMap<Qt3DRender::QAbstractTexture>("TextureFormat");
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const QHash<int, QString> m_targetMap = enumToNameMap<Qt3DRender::QAbstractTexture>("Target");
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};
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int main(int argc, char* argv[])
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{
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QSurfaceFormat format = QSurfaceFormat::defaultFormat();
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format.setMajorVersion(4);
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format.setMinorVersion(5);
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format.setDepthBufferSize(16);
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format.setStencilBufferSize(8);
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format.setProfile(QSurfaceFormat::CoreProfile);
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format.setRenderableType(QSurfaceFormat::OpenGL);
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QSurfaceFormat::setDefaultFormat(format);
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// Make the OpenGLWidget's shared context be qt_gl_global_share_context
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QApplication::setAttribute(Qt::AA_ShareOpenGLContexts);
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QApplication app(argc, argv);
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// Multimedia player
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TextureWidget textureWidget;
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VideoPlayer *videoPlayer = new VideoPlayer(&textureWidget);
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textureWidget.resize(800, 600);
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textureWidget.show();
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// Qt3D QtQuick Scene (uses qt_global_share_context by default)
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QQuickView view;
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QQmlContext *ctx = view.rootContext();
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EnumNameMapper mapper;
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ctx->setContextProperty(QStringLiteral("_nameMapper"), &mapper);
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ctx->setContextProperty(QStringLiteral("_textureWidget"), &textureWidget);
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view.resize(800, 600);
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view.setSource(QUrl("qrc:/main.qml"));
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view.show();
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return app.exec();
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}
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#include "main.moc"
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