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39
40#ifndef QSGPLAINTEXTURE_P_H
41#define QSGPLAINTEXTURE_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtQuick/private/qtquickglobal_p.h>
55#include <QtQuick/private/qsgtexture_p.h>
56#include <QtQuick/qquickwindow.h>
57
58QT_BEGIN_NAMESPACE
59
60class QSGPlainTexturePrivate;
61
62class Q_QUICK_PRIVATE_EXPORT QSGPlainTexture : public QSGTexture
63{
64 Q_OBJECT
65 Q_DECLARE_PRIVATE(QSGPlainTexture)
66public:
67 QSGPlainTexture();
68 ~QSGPlainTexture() override;
69
70 void setOwnsTexture(bool owns) { m_owns_texture = owns; }
71 bool ownsTexture() const { return m_owns_texture; }
72
73 void setTextureId(int id);
74 int textureId() const override;
75 void setTextureSize(const QSize &size) { m_texture_size = size; }
76 QSize textureSize() const override { return m_texture_size; }
77
78 void setHasAlphaChannel(bool alpha) { m_has_alpha = alpha; }
79 bool hasAlphaChannel() const override { return m_has_alpha; }
80
81 bool hasMipmaps() const override { return mipmapFiltering() != QSGTexture::None; }
82
83 void setImage(const QImage &image);
84 const QImage &image() { return m_image; }
85
86 void bind() override;
87
88 void setTexture(QRhiTexture *texture);
89 void setTextureFromNativeObject(QRhi *rhi, QQuickWindow::NativeObjectType type,
90 const void *nativeObjectPtr, int nativeLayout,
91 const QSize &size, bool mipmap);
92
93 static QSGPlainTexture *fromImage(const QImage &image) {
94 QSGPlainTexture *t = new QSGPlainTexture();
95 t->setImage(image);
96 return t;
97 }
98
99protected:
100 QSGPlainTexture(QSGPlainTexturePrivate &dd);
101
102 QImage m_image;
103
104 uint m_texture_id;
105 QSize m_texture_size;
106 QRectF m_texture_rect;
107 QRhiTexture *m_texture;
108
109 uint m_has_alpha : 1;
110 uint m_dirty_texture : 1;
111 uint m_dirty_bind_options : 1; // legacy (GL-only)
112 uint m_owns_texture : 1;
113 uint m_mipmaps_generated : 1;
114 uint m_retain_image : 1;
115 uint m_mipmap_warned : 1; // RHI only
116};
117
118class QSGPlainTexturePrivate : public QSGTexturePrivate
119{
120 Q_DECLARE_PUBLIC(QSGPlainTexture)
121public:
122 int comparisonKey() const override;
123 QRhiTexture *rhiTexture() const override;
124 void updateRhiTexture(QRhi *rhi, QRhiResourceUpdateBatch *resourceUpdates) override;
125
126 QSGTexture::Filtering m_last_mipmap_filter = QSGTexture::None;
127};
128
129QT_END_NAMESPACE
130
131#endif // QSGPLAINTEXTURE_P_H
132

source code of qtdeclarative/src/quick/scenegraph/util/qsgplaintexture_p.h