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39#ifndef QSGRHILAYER_P_H
40#define QSGRHILAYER_P_H
41
42//
43// W A R N I N G
44// -------------
45//
46// This file is not part of the Qt API. It exists purely as an
47// implementation detail. This header file may change from version to
48// version without notice, or even be removed.
49//
50// We mean it.
51//
52
53#include <private/qsgadaptationlayer_p.h>
54#include <private/qsgcontext_p.h>
55#include <private/qsgtexture_p.h>
56#include <QtGui/private/qrhi_p.h>
57
58QT_BEGIN_NAMESPACE
59
60class QSGDefaultRenderContext;
61class QSGRhiLayerPrivate;
62
63class Q_QUICK_PRIVATE_EXPORT QSGRhiLayer : public QSGLayer
64{
65 Q_OBJECT
66 Q_DECLARE_PRIVATE(QSGRhiLayer)
67public:
68 QSGRhiLayer(QSGRenderContext *context);
69 ~QSGRhiLayer();
70
71 bool updateTexture() override;
72
73 bool hasAlphaChannel() const override;
74 bool hasMipmaps() const override;
75 QSize textureSize() const override { return m_size; }
76
77 void bind() override;
78 int textureId() const override;
79
80 void setItem(QSGNode *item) override;
81 void setRect(const QRectF &rect) override;
82 void setSize(const QSize &size) override;
83 void setHasMipmaps(bool mipmap) override;
84 void setFormat(uint format) override;
85 void setLive(bool live) override;
86 void setRecursive(bool recursive) override;
87 void setDevicePixelRatio(qreal ratio) override { m_dpr = ratio; }
88 void setMirrorHorizontal(bool mirror) override;
89 void setMirrorVertical(bool mirror) override;
90 QRectF normalizedTextureSubRect() const override;
91 void setSamples(int samples) override { m_samples = samples; }
92
93 void scheduleUpdate() override;
94 QImage toImage() const override;
95
96public Q_SLOTS:
97 void markDirtyTexture() override;
98 void invalidated() override;
99
100private:
101 void grab();
102 void releaseResources();
103
104 QSGNode *m_item = nullptr;
105 QRectF m_rect;
106 QSize m_size;
107 qreal m_dpr = 1;
108 QRhiTexture::Format m_format = QRhiTexture::RGBA8;
109
110 QSGRenderer *m_renderer = nullptr;
111 QRhiTexture *m_texture = nullptr;
112 QRhiRenderBuffer *m_ds = nullptr;
113 QRhiRenderBuffer *m_msaaColorBuffer = nullptr;
114 QRhiTexture *m_secondaryTexture = nullptr;
115 QRhiTextureRenderTarget *m_rt = nullptr;
116 QRhiRenderPassDescriptor *m_rtRp = nullptr;
117
118 QSGDefaultRenderContext *m_context = nullptr;
119 QRhi *m_rhi = nullptr;
120 int m_samples = 0;
121
122 uint m_mipmap : 1;
123 uint m_live : 1;
124 uint m_recursive : 1;
125 uint m_dirtyTexture : 1;
126 uint m_multisampling : 1;
127 uint m_grab : 1;
128 uint m_mirrorHorizontal : 1;
129 uint m_mirrorVertical : 1;
130};
131
132class QSGRhiLayerPrivate : public QSGTexturePrivate
133{
134 Q_DECLARE_PUBLIC(QSGRhiLayer)
135public:
136 int comparisonKey() const override;
137 QRhiTexture *rhiTexture() const override;
138 void updateRhiTexture(QRhi *rhi, QRhiResourceUpdateBatch *resourceUpdates) override;
139};
140
141QT_END_NAMESPACE
142
143#endif // QSGRHILAYER_P_H
144