1 | // Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). |
---|---|
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #include "qrendertargetselector.h" |
5 | #include "qrendertargetselector_p.h" |
6 | #include <Qt3DRender/qrendertarget.h> |
7 | #include <Qt3DRender/private/qrenderpass_p.h> |
8 | |
9 | QT_BEGIN_NAMESPACE |
10 | |
11 | using namespace Qt3DCore; |
12 | |
13 | namespace Qt3DRender { |
14 | /*! |
15 | \class Qt3DRender::QRenderTargetSelector |
16 | \inmodule Qt3DRender |
17 | \since 5.7 |
18 | \brief Provides a way of specifying a render target. |
19 | |
20 | A Qt3DRender::QRenderTargetSelector is used to select active Qt3DRender::QRenderTarget |
21 | for the FrameGraph. When QRenderTargetSelector is present in the FrameGraph, |
22 | the rendering is directed into QTexture objects or draw buffers instead of the surface |
23 | specified in the Qt3DRender::QRenderSurfaceSelector. |
24 | */ |
25 | |
26 | /*! |
27 | \qmltype RenderTargetSelector |
28 | \inqmlmodule Qt3D.Render |
29 | \since 5.7 |
30 | \instantiates Qt3DRender::QRenderTargetSelector |
31 | \inherits FrameGraphNode |
32 | \brief Provides a way of specifying a render target. |
33 | |
34 | A RenderTargetSelector is used to select active RenderTarget |
35 | for the FrameGraph. When RenderTargetSelector is present in the FrameGraph, |
36 | the rendering is directed into Texture objects or draw buffers instead of the surface |
37 | specified in the RenderSurfaceSelector. |
38 | */ |
39 | |
40 | QRenderTargetSelectorPrivate::QRenderTargetSelectorPrivate() |
41 | : QFrameGraphNodePrivate() |
42 | , m_target(nullptr) |
43 | { |
44 | } |
45 | |
46 | /*! |
47 | Constructs QRenderTargetSelector with given \a parent. |
48 | */ |
49 | QRenderTargetSelector::QRenderTargetSelector(QNode *parent) |
50 | : QFrameGraphNode(*new QRenderTargetSelectorPrivate, parent) |
51 | { |
52 | } |
53 | |
54 | /*! \internal */ |
55 | QRenderTargetSelector::~QRenderTargetSelector() |
56 | { |
57 | } |
58 | |
59 | /*! |
60 | \property QRenderTargetSelector::target |
61 | Holds the current render target |
62 | */ |
63 | |
64 | /*! \qmlproperty RenderTarget Qt3D.Render::RenderTargetSelector::target |
65 | |
66 | Holds the current render target |
67 | */ |
68 | void QRenderTargetSelector::setTarget(QRenderTarget *target) |
69 | { |
70 | Q_D(QRenderTargetSelector); |
71 | if (d->m_target != target) { |
72 | |
73 | if (d->m_target) |
74 | d->unregisterDestructionHelper(node: d->m_target); |
75 | |
76 | // For inline declaration cases |
77 | if (target != nullptr && !target->parent()) |
78 | target->setParent(this); |
79 | |
80 | d->m_target = target; |
81 | |
82 | if (d->m_target) |
83 | d->registerDestructionHelper(node: d->m_target, func: &QRenderTargetSelector::setTarget, d->m_target); |
84 | |
85 | emit targetChanged(target); |
86 | } |
87 | } |
88 | |
89 | QRenderTarget *QRenderTargetSelector::target() const |
90 | { |
91 | Q_D(const QRenderTargetSelector); |
92 | return d->m_target; |
93 | } |
94 | |
95 | /*! \internal */ |
96 | QRenderTargetSelector::QRenderTargetSelector(QRenderTargetSelectorPrivate &dd, QNode *parent) |
97 | : QFrameGraphNode(dd, parent) |
98 | { |
99 | } |
100 | |
101 | } // namespace Qt3DRender |
102 | |
103 | QT_END_NAMESPACE |
104 | |
105 | #include "moc_qrendertargetselector.cpp" |
106 |