1 files changed, 115 insertions, 0 deletions
diff --git a/src/quick/scenegraph/coreapi/qsgtexture.h b/src/quick/scenegraph/coreapi/qsgtexture.h
new file mode 100644
index 0000000000..fec3baa3f3
--- /dev/null
+++ b/src/quick/scenegraph/coreapi/qsgtexture.h
@@ -0,0 +1,115 @@
+// Copyright (C) 2019 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 QSGTEXTURE_H
+#define QSGTEXTURE_H
+
+#include <QtQuick/qtquickglobal.h>
+#include <QtCore/qobject.h>
+#include <QtGui/qimage.h>
+#include <QtQuick/qsgtexture_platform.h>
+
+QT_BEGIN_NAMESPACE
+
+class QSGTexturePrivate;
+class QRhi;
+class QRhiTexture;
+class QRhiResourceUpdateBatch;
+
+class Q_QUICK_EXPORT QSGTexture : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QSGTexture)
+
+public:
+    QSGTexture();
+    ~QSGTexture() override;
+
+    enum WrapMode {
+        Repeat,
+        ClampToEdge,
+        MirroredRepeat
+    };
+
+    enum Filtering {
+        None,
+        Nearest,
+        Linear
+    };
+
+    enum AnisotropyLevel {
+        AnisotropyNone,
+        Anisotropy2x,
+        Anisotropy4x,
+        Anisotropy8x,
+        Anisotropy16x
+    };
+
+    virtual qint64 comparisonKey() const = 0;
+    virtual QRhiTexture *rhiTexture() const;
+    virtual QSize textureSize() const = 0;
+    virtual bool hasAlphaChannel() const = 0;
+    virtual bool hasMipmaps() const = 0;
+
+    virtual QRectF normalizedTextureSubRect() const;
+
+    virtual bool isAtlasTexture() const;
+
+    virtual QSGTexture *removedFromAtlas(QRhiResourceUpdateBatch *resourceUpdates = nullptr) const;
+
+    virtual void commitTextureOperations(QRhi *rhi, QRhiResourceUpdateBatch *resourceUpdates);
+
+    void setMipmapFiltering(Filtering filter);
+    QSGTexture::Filtering mipmapFiltering() const;
+
+    void setFiltering(Filtering filter);
+    QSGTexture::Filtering filtering() const;
+
+    void setAnisotropyLevel(AnisotropyLevel level);
+    QSGTexture::AnisotropyLevel anisotropyLevel() const;
+
+    void setHorizontalWrapMode(WrapMode hwrap);
+    QSGTexture::WrapMode horizontalWrapMode() const;
+
+    void setVerticalWrapMode(WrapMode vwrap);
+    QSGTexture::WrapMode verticalWrapMode() const;
+
+    inline QRectF convertToNormalizedSourceRect(const QRectF &rect) const;
+
+    QT_DECLARE_NATIVE_INTERFACE_ACCESSOR(QSGTexture)
+
+protected:
+    QSGTexture(QSGTexturePrivate &dd);
+};
+
+QRectF QSGTexture::convertToNormalizedSourceRect(const QRectF &rect) const
+{
+    QSize s = textureSize();
+    QRectF r = normalizedTextureSubRect();
+
+    qreal sx = r.width() / s.width();
+    qreal sy = r.height() / s.height();
+
+    return QRectF(r.x() + rect.x() * sx,
+                  r.y() + rect.y() * sy,
+                  rect.width() * sx,
+                  rect.height() * sy);
+}
+
+class Q_QUICK_EXPORT QSGDynamicTexture : public QSGTexture
+{
+    Q_OBJECT
+
+public:
+    QSGDynamicTexture() = default;
+    ~QSGDynamicTexture() override;
+
+    virtual bool updateTexture() = 0;
+
+protected:
+    QSGDynamicTexture(QSGTexturePrivate &dd);
+};
+
+QT_END_NAMESPACE
+
+#endif