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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 "parameter_p.h"
++ #include <Qt3DRender/qparameter.h>
++ #include <Qt3DRender/private/qparameter_p.h>
++ #include <Qt3DRender/qtexture.h>
++ #include <Qt3DRender/qshaderdata.h>
++ #include <Qt3DRender/private/buffer_p.h>
++
++ #include <Qt3DRender/private/managers_p.h>
++ #include <Qt3DRender/private/stringtoint_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++ namespace Render {
++
++ using namespace Qt3DCore;
++
++ Parameter::Parameter()
++ : BackendNode()
++ , m_nameId(-1)
++ {
++ }
++
++ void Parameter::cleanup()
++ {
++ QBackendNode::setEnabled(false);
++ m_nameId = -1;
++ m_name.clear();
++ m_uniformValue = UniformValue();
++ m_backendValue = {};
++ }
++
++ void Parameter::syncFromFrontEnd(const QNode *frontEnd, bool firstTime)
++ {
++ const QParameter *node = qobject_cast<const QParameter *>(frontEnd);
++ if (!node)
++ return;
++
++ AbstractRenderer::BackendNodeDirtySet dirty = firstTime ? AbstractRenderer::ParameterDirty : static_cast<AbstractRenderer::BackendNodeDirtyFlag>(0);
++ if (node->isEnabled() != isEnabled())
++ dirty |= (AbstractRenderer::MaterialDirty | AbstractRenderer::ParameterDirty);
++
++ if (node->name() != m_name) {
++ m_name = node->name();
++ m_nameId = StringToInt::lookupId(m_name);
++ dirty |= (AbstractRenderer::MaterialDirty | AbstractRenderer::ParameterDirty);
++ }
++
++ QParameterPrivate* d = static_cast<QParameterPrivate *>(QParameterPrivate::get(const_cast<QParameter *>(node)));
++ if (d->m_backendValue != m_backendValue) {
++ m_backendValue = d->m_backendValue;
++ m_uniformValue = UniformValue::fromVariant(m_backendValue);
++ dirty |= (AbstractRenderer::ParameterDirty);
++ }
++
++ if (dirty)
++ markDirty(dirty);
++
++ BackendNode::syncFromFrontEnd(frontEnd, firstTime);
++ }
++
++ QString Parameter::name() const
++ {
++ return m_name;
++ }
++
++ } // namespace Render
++ } // namespace Qt3DRender
++
++ QT_END_NAMESPACE