1 files changed, 98 insertions, 0 deletions
diff --git a/src/quick/items/qquickrendertarget.h b/src/quick/items/qquickrendertarget.h
new file mode 100644
index 0000000000..1b93db7695
--- /dev/null
+++ b/src/quick/items/qquickrendertarget.h
@@ -0,0 +1,98 @@
+// Copyright (C) 2020 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QQUICKRENDERTARGET_H
+#define QQUICKRENDERTARGET_H
+
+#include <QtQuick/qtquickglobal.h>
+#include <QtCore/qsize.h>
+
+#if QT_CONFIG(vulkan)
+#include <QtGui/qvulkaninstance.h>
+#endif
+
+#if QT_CONFIG(metal) || defined(Q_QDOC)
+Q_FORWARD_DECLARE_OBJC_CLASS(MTLTexture);
+#endif
+
+QT_BEGIN_NAMESPACE
+
+class QQuickRenderTargetPrivate;
+class QRhiRenderTarget;
+class QRhiTexture;
+class QPaintDevice;
+
+class Q_QUICK_EXPORT QQuickRenderTarget
+{
+public:
+    enum class Flag {
+        MultisampleResolve = 0x01
+    };
+    Q_DECLARE_FLAGS(Flags, Flag)
+
+    QQuickRenderTarget();
+    ~QQuickRenderTarget();
+    QQuickRenderTarget(const QQuickRenderTarget &other);
+    QQuickRenderTarget &operator=(const QQuickRenderTarget &other);
+
+    bool isNull() const;
+
+    qreal devicePixelRatio() const;
+    void setDevicePixelRatio(qreal ratio);
+
+    bool mirrorVertically() const;
+    void setMirrorVertically(bool enable);
+
+    QRhiTexture *depthTexture() const;
+    void setDepthTexture(QRhiTexture *texture);
+
+#if QT_CONFIG(opengl) || defined(Q_QDOC)
+    static QQuickRenderTarget fromOpenGLTexture(uint textureId, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromOpenGLTexture(uint textureId, uint format, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromOpenGLTexture(uint textureId, uint format, const QSize &pixelSize, int sampleCount, int arraySize, Flags flags);
+
+    static QQuickRenderTarget fromOpenGLRenderBuffer(uint renderbufferId, const QSize &pixelSize, int sampleCount = 1);
+#endif
+
+#if defined(Q_OS_WIN) || defined(Q_QDOC)
+    static QQuickRenderTarget fromD3D11Texture(void *texture, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromD3D11Texture(void *texture, uint format, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromD3D11Texture(void *texture, uint format, const QSize &pixelSize, int sampleCount, Flags flags);
+
+    static QQuickRenderTarget fromD3D12Texture(void *texture, int resourceState, uint format, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromD3D12Texture(void *texture, int resourceState, uint format, uint viewFormat, const QSize &pixelSize, int sampleCount, int arraySize, Flags flags);
+#endif
+
+#if QT_CONFIG(metal) || defined(Q_QDOC)
+    static QQuickRenderTarget fromMetalTexture(MTLTexture *texture, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromMetalTexture(MTLTexture *texture, uint format, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromMetalTexture(MTLTexture *texture, uint format, uint viewFormat, const QSize &pixelSize, int sampleCount, int arraySize, Flags flags);
+#endif
+
+#if QT_CONFIG(vulkan) || defined(Q_QDOC)
+    static QQuickRenderTarget fromVulkanImage(VkImage image, VkImageLayout layout, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromVulkanImage(VkImage image, VkImageLayout layout, VkFormat format, const QSize &pixelSize, int sampleCount = 1);
+    static QQuickRenderTarget fromVulkanImage(VkImage image, VkImageLayout layout, VkFormat format, VkFormat viewFormat, const QSize &pixelSize, int sampleCount, int arraySize, Flags flags);
+#endif
+
+    static QQuickRenderTarget fromRhiRenderTarget(QRhiRenderTarget *renderTarget);
+
+    static QQuickRenderTarget fromPaintDevice(QPaintDevice *device);
+
+private:
+    void detach();
+    bool isEqual(const QQuickRenderTarget &other) const noexcept;
+    QQuickRenderTargetPrivate *d;
+    friend class QQuickRenderTargetPrivate;
+
+    friend bool operator==(const QQuickRenderTarget &lhs, const QQuickRenderTarget &rhs) noexcept
+    { return lhs.isEqual(rhs); }
+    friend bool operator!=(const QQuickRenderTarget &lhs, const QQuickRenderTarget &rhs) noexcept
+    { return !lhs.isEqual(rhs); }
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(QQuickRenderTarget::Flags)
+
+QT_END_NAMESPACE
+
+#endif // QQUICKRENDERTARGET_H