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Diffstat (limited to 'examples/quick/scenegraph/rendernode/metalrenderer.h')
-rw-r--r-- | examples/quick/scenegraph/rendernode/metalrenderer.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/examples/quick/scenegraph/rendernode/metalrenderer.h b/examples/quick/scenegraph/rendernode/metalrenderer.h new file mode 100644 index 0000000000..cf7fccb930 --- /dev/null +++ b/examples/quick/scenegraph/rendernode/metalrenderer.h @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2019 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef METALRENDERER_H +#define METALRENDERER_H + +#include <qsgrendernode.h> +#include <QQuickItem> + +//#ifdef Q_OS_DARWIN +#ifdef Q_OS_MACOS + +QT_BEGIN_NAMESPACE + +QT_END_NAMESPACE + +class MetalRenderNodeResourceBuilder : public QObject +{ + Q_OBJECT + +public: + void setWindow(QQuickWindow *w) { m_window = w; } + +public slots: + void build(); + +private: + QQuickWindow *m_window = nullptr; +}; + +class MetalRenderNode : public QSGRenderNode +{ +public: + MetalRenderNode(); + ~MetalRenderNode(); + + void render(const RenderState *state) override; + void releaseResources() override; + StateFlags changedStates() const override; + RenderingFlags flags() const override; + QRectF rect() const override; + + MetalRenderNodeResourceBuilder *resourceBuilder() { return &m_resourceBuilder; } + + void sync(QQuickItem *item); + +private: + MetalRenderNodeResourceBuilder m_resourceBuilder; + QQuickWindow *m_window = nullptr; + int m_width = 0; + int m_height = 0; + int m_outputHeight = 0; +}; + +#endif // Q_OS_DARWIN + +#endif |