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42 #include "qsgcontext2dnode_p.h"
44 #include <private/qsgcontext_p.h>
45 #include <QtCore/qmath.h>
50 QSGContext2DNode::QSGContext2DNode(QSGCanvasItem* 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 QSGContext2DNode::~QSGContext2DNode()
69 void QSGContext2DNode::setSize(const QSizeF& size)
72 m_dirtyGeometry = true;
77 void QSGContext2DNode::preprocess()
80 QSGDynamicTexture *t = qobject_cast<QSGDynamicTexture *>(m_material.texture());
82 doDirty = t->updateTexture();
85 m_dirtyTexture = true;
86 markDirty(DirtyMaterial);
89 void QSGContext2DNode::setTexture(QSGContext2DTexture* texture)
91 if (texture != m_texture) {
92 m_dirtyTexture = true;
97 void QSGContext2DNode::update()
104 m_dirtyGeometry = false;
105 m_dirtyTexture = false;
108 void QSGContext2DNode::updateTexture()
110 m_material.setTexture(m_texture);
111 m_materialO.setTexture(m_texture);
112 markDirty(DirtyMaterial);
115 void QSGContext2DNode::updateGeometry()
117 QRectF source = m_texture->textureSubRect();
118 QSGGeometry::updateTexturedRectGeometry(&m_geometry,
119 QRectF(0, 0, m_size.width(), m_size.height()),
121 markDirty(DirtyGeometry);