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42 #include "qquickcontext2dnode_p.h"
44 #include <QtQuick/private/qsgcontext_p.h>
45 #include <QtCore/qmath.h>
50 QQuickContext2DNode::QQuickContext2DNode(QQuickCanvasItem* item)
53 , m_geometry(QSGGeometry::defaultAttributes_TexturedPoint2D(), 4)
56 , m_dirtyGeometry(false)
57 , m_dirtyTexture(false)
59 setMaterial(&m_materialO);
60 setOpaqueMaterial(&m_material);
61 setGeometry(&m_geometry);
62 setFlag(UsePreprocess, true);
65 QQuickContext2DNode::~QQuickContext2DNode()
70 void QQuickContext2DNode::setSize(const QSizeF& size)
73 m_dirtyGeometry = true;
78 void QQuickContext2DNode::preprocess()
81 QSGDynamicTexture *t = qobject_cast<QSGDynamicTexture *>(m_material.texture());
83 doDirty = t->updateTexture();
86 m_dirtyTexture = true;
87 markDirty(DirtyMaterial);
90 void QQuickContext2DNode::setTexture(QQuickContext2DTexture* texture)
92 if (texture != m_texture) {
93 m_dirtyTexture = true;
98 void QQuickContext2DNode::update()
105 m_dirtyGeometry = false;
106 m_dirtyTexture = false;
109 void QQuickContext2DNode::updateTexture()
111 m_material.setTexture(m_texture);
112 m_materialO.setTexture(m_texture);
113 markDirty(DirtyMaterial);
116 void QQuickContext2DNode::updateGeometry()
118 QRectF source = m_texture->textureSubRect();
119 QSGGeometry::updateTexturedRectGeometry(&m_geometry,
120 QRectF(0, 0, m_size.width(), m_size.height()),
122 markDirty(DirtyGeometry);