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// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "clearbuffers_p.h"
#include <Qt3DRender/private/qclearbuffers_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
using namespace Qt3DCore;
static QVector4D vec4dFromColor(const QColor &color)
{
if (!color.isValid())
return QVector4D(0.0f, 0.0f, 0.0f, 1.0f);
return QVector4D(float(color.redF()), float(color.greenF()), float(color.blueF()), float(color.alphaF()));
}
ClearBuffers::ClearBuffers()
: FrameGraphNode(FrameGraphNode::ClearBuffers)
, m_type(QClearBuffers::None)
, m_clearColorAsColor(Qt::black)
, m_clearColor(vec4dFromColor(m_clearColorAsColor))
, m_clearDepthValue(1.f)
, m_clearStencilValue(0)
{
}
void ClearBuffers::syncFromFrontEnd(const QNode *frontEnd, bool firstTime)
{
const QClearBuffers *node = qobject_cast<const QClearBuffers *>(frontEnd);
if (!node)
return;
FrameGraphNode::syncFromFrontEnd(frontEnd, firstTime);
if (m_clearColorAsColor != node->clearColor()) {
m_clearColorAsColor = node->clearColor();
m_clearColor = vec4dFromColor(node->clearColor());
markDirty(AbstractRenderer::FrameGraphDirty);
}
if (!qFuzzyCompare(m_clearDepthValue, node->clearDepthValue())) {
m_clearDepthValue = node->clearDepthValue();
markDirty(AbstractRenderer::FrameGraphDirty);
}
if (m_clearStencilValue != node->clearStencilValue()) {
m_clearStencilValue = node->clearStencilValue();
markDirty(AbstractRenderer::FrameGraphDirty);
}
const QNodeId colorBufferId = qIdForNode(node->colorBuffer());
if (m_colorBufferId != colorBufferId) {
m_colorBufferId = colorBufferId;
markDirty(AbstractRenderer::FrameGraphDirty);
}
if (m_type != node->buffers()) {
m_type = node->buffers();
markDirty(AbstractRenderer::FrameGraphDirty);
}
}
QClearBuffers::BufferType ClearBuffers::type() const
{
return m_type;
}
QColor ClearBuffers::clearColorAsColor() const
{
return m_clearColorAsColor;
}
QVector4D ClearBuffers::clearColor() const
{
return m_clearColor;
}
float ClearBuffers::clearDepthValue() const
{
return m_clearDepthValue;
}
int ClearBuffers::clearStencilValue() const
{
return m_clearStencilValue;
}
Qt3DCore::QNodeId ClearBuffers::bufferId() const
{
return m_colorBufferId;
}
bool ClearBuffers::clearsAllColorBuffers() const
{
return m_colorBufferId.isNull();
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE