Revision control
++ // 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