qsgopenvgrenderer.cpp

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// 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 "qsgopenvgrenderer_p.h"
#include "qsgopenvgcontext_p.h"
#include "qsgopenvgnodevisitor.h"
#include "qopenvgcontext_p.h"
#include "qsgopenvghelpers.h"
 
#include <QtGui/QWindow>
 
#include <VG/openvg.h>
 
QT_BEGIN_NAMESPACE
 
QSGOpenVGRenderer::QSGOpenVGRenderer(QSGRenderContext *context)
    : QSGRenderer(context)
{
 
}
 
QSGOpenVGRenderer::~QSGOpenVGRenderer()
{
 
}
 
void QSGOpenVGRenderer::render()
{
    //Clear the window geometry with the clear color
    vgSetfv(VG_CLEAR_COLOR, 4, QSGOpenVGHelpers::qColorToVGColor(clearColor()).constData());
    vgClear(0, 0, VG_MAXINT, VG_MAXINT);
 
    // Visit each node to render scene
    QSGOpenVGNodeVisitor rendererVisitor;
    rendererVisitor.visitChildren(rootNode());
}
 
void QSGOpenVGRenderer::nodeChanged(QSGNode *node, QSGNode::DirtyState state)
{
    QSGRenderer::nodeChanged(node, state);
}
 
QT_END_NAMESPACE