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39 | |
40 | #include "scene3dsgnode_p.h" |
41 | |
42 | #include <QtCore/qthread.h> |
43 | |
44 | #include <scene3dlogging_p.h> |
45 | |
46 | QT_BEGIN_NAMESPACE |
47 | |
48 | namespace Qt3DRender { |
49 | |
50 | /*! |
51 | \class Qt3DCore::Scene3DSGNode |
52 | \internal |
53 | |
54 | \brief The Qt3DCore::Scene3DSGNode class is a simple QSGeometryNode subclass that |
55 | uses a Qt3DCore::Scene3DMaterial |
56 | |
57 | The Qt3DCore::Scene3DSGNode allows to render a simple rectangle textured with a |
58 | texture using premultiplied alpha. |
59 | */ |
60 | Scene3DSGNode::Scene3DSGNode() |
61 | : QSGGeometryNode() |
62 | , m_geometry(QSGGeometry::defaultAttributes_TexturedPoint2D(), 4) |
63 | { |
64 | setMaterial(&m_material); |
65 | setOpaqueMaterial(&m_opaqueMaterial); |
66 | setGeometry(&m_geometry); |
67 | qCDebug(Scene3D) << Q_FUNC_INFO << QThread::currentThread(); |
68 | } |
69 | |
70 | Scene3DSGNode::~Scene3DSGNode() |
71 | { |
72 | qCDebug(Scene3D) << Q_FUNC_INFO << QThread::currentThread(); |
73 | // The Scene3DSGNode is deleted by the QSGRenderThread when the SceneGraph |
74 | // is terminated. |
75 | } |
76 | |
77 | void Scene3DSGNode::setRect(const QRectF &rect, const QRectF textureRect) |
78 | { |
79 | if (rect != m_rect) { |
80 | m_rect = rect; |
81 | // By default, map the item's bounding rect to normalized texture coordinates |
82 | QSGGeometry::updateTexturedRectGeometry(g: &m_geometry, rect: m_rect, sourceRect: textureRect); |
83 | markDirty(bits: DirtyGeometry); |
84 | } |
85 | } |
86 | |
87 | void Scene3DSGNode::show() |
88 | { |
89 | m_material.show(); |
90 | m_opaqueMaterial.show(); |
91 | } |
92 | |
93 | } // namespace Qt3DRender |
94 | |
95 | QT_END_NAMESPACE |
96 | |