| 1 | // Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QT3DRENDER_TEXTUREDATA_P_H |
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| 5 | #define QT3DRENDER_TEXTUREDATA_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists for the convenience |
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| 12 | // of other Qt classes. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include "qtextureimagedata.h" |
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| 19 | #include <Qt3DRender/private/qt3drender_global_p.h> |
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| 20 | #include <functional> |
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| 21 | |
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| 22 | QT_BEGIN_NAMESPACE |
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| 23 | |
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| 24 | namespace Qt3DRender { |
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| 25 | |
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| 26 | class Q_3DRENDERSHARED_PRIVATE_EXPORT QTextureImageDataPrivate |
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| 27 | { |
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| 28 | public: |
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| 29 | QTextureImageDataPrivate(); |
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| 30 | |
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| 31 | void setData(const QByteArray &data, int blockSize, bool isCompressed); |
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| 32 | void setData(const QByteArray &data, |
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| 33 | std::function<QByteArray(QByteArray, int, int, int)> , |
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| 34 | bool isCompressed); |
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| 35 | |
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| 36 | bool setCompressedFile(const QString &source); |
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| 37 | |
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| 38 | QByteArray data(int layer, int face, int mipmapLevel) const; |
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| 39 | |
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| 40 | int m_width; |
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| 41 | int m_height; |
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| 42 | int m_depth; |
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| 43 | int m_layers; |
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| 44 | int m_faces; |
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| 45 | int m_mipLevels; |
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| 46 | int m_blockSize; |
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| 47 | int m_alignment; |
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| 48 | |
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| 49 | QOpenGLTexture::Target m_target; |
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| 50 | QOpenGLTexture::TextureFormat m_format; |
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| 51 | QOpenGLTexture::PixelFormat m_pixelFormat; |
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| 52 | QOpenGLTexture::PixelType m_pixelType; |
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| 53 | |
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| 54 | bool m_isCompressed; |
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| 55 | // ### Qt 6 |
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| 56 | // QTextureImageData was originally written with assumptions around the internal data format |
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| 57 | // matching dds layout. This is an ugly, but easy, way to add basic ktx support without any |
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| 58 | // public API changes. Consider https://codereview.qt-project.org/#/c/178474/ for Qt 6. |
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| 59 | bool m_isKtx; |
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| 60 | QByteArray m_data; |
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| 61 | std::function<QByteArray(QByteArray rawData, int layer, int face, int mipmapLevel)> ; |
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| 62 | |
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| 63 | static QTextureImageDataPrivate *get(QTextureImageData *imageData); |
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| 64 | |
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| 65 | private: |
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| 66 | int ddsLayerSize() const; |
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| 67 | int ddsFaceSize() const; |
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| 68 | int mipmapLevelSize(int level) const; |
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| 69 | QByteArray ktxData(int layer, int face, int mipmapLevel) const; |
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| 70 | }; |
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| 71 | |
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| 72 | } // namespace Qt3DRender |
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| 73 | |
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| 74 | |
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| 75 | QT_END_NAMESPACE |
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| 76 | |
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| 77 | #endif // QT3DRENDER_TEXTUREDATA_P_H |
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| 78 | |
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