Revision control
++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "qsgdefaultrectanglenode_p.h"
++ #include "qsgflatcolormaterial.h"
++
++ QT_BEGIN_NAMESPACE
++
++ // Unlike our predecessor, QSGSimpleRectNode, use QSGVertexColorMaterial
++ // instead of Flat in order to allow better batching in the renderer.
++
++ QSGDefaultRectangleNode::QSGDefaultRectangleNode()
++ : m_geometry(QSGGeometry::defaultAttributes_ColoredPoint2D(), 4)
++ {
++ QSGGeometry::updateColoredRectGeometry(&m_geometry, QRectF());
++ setMaterial(&m_material);
++ setGeometry(&m_geometry);
++ setColor(QColor(255, 255, 255));
++ #ifdef QSG_RUNTIME_DESCRIPTION
++ qsgnode_set_description(this, QLatin1String("rectangle"));
++ #endif
++ }
++
++ void QSGDefaultRectangleNode::setRect(const QRectF &rect)
++ {
++ QSGGeometry::updateColoredRectGeometry(&m_geometry, rect);
++ markDirty(QSGNode::DirtyGeometry);
++ }
++
++ QRectF QSGDefaultRectangleNode::rect() const
++ {
++ const QSGGeometry::ColoredPoint2D *pts = m_geometry.vertexDataAsColoredPoint2D();
++ return QRectF(pts[0].x,
++ pts[0].y,
++ pts[3].x - pts[0].x,
++ pts[3].y - pts[0].y);
++ }
++
++ void QSGDefaultRectangleNode::setColor(const QColor &color)
++ {
++ if (color != m_color) {
++ float r, g, b, a;
++ color.getRgbF(&r, &g, &b, &a);
++ QSGGeometry::ColoredPoint2D *pts = m_geometry.vertexDataAsColoredPoint2D();
++ for (int i = 0; i < 4; ++i) {
++ pts[i].r = uchar(qRound(r * a * 255));
++ pts[i].g = uchar(qRound(g * a * 255));
++ pts[i].b = uchar(qRound(b * a * 255));
++ pts[i].a = uchar(qRound(a * 255));
++ }
++ markDirty(QSGNode::DirtyGeometry);
++ m_color = color;
++ }
++ }
++
++ QColor QSGDefaultRectangleNode::color() const
++ {
++ return m_color;
++ }
++
++ QT_END_NAMESPACE