qquick3dmorphtarget.cpp

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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
 
#include "qquick3dmorphtarget_p.h"
 
#include <QtQuick3DRuntimeRender/private/qssgrendermorphtarget_p.h>
#include <QtQml/QQmlFile>
 
QT_BEGIN_NAMESPACE
 
QQuick3DMorphTarget::QQuick3DMorphTarget(QQuick3DObject *parent)
    : QQuick3DObject(*(new QQuick3DObjectPrivate(QQuick3DObjectPrivate::Type::MorphTarget)), parent) {}
 
QQuick3DMorphTarget::~QQuick3DMorphTarget()
{
}
 
float QQuick3DMorphTarget::weight() const
{
    return m_weight;
}
 
QQuick3DMorphTarget::MorphTargetAttributes QQuick3DMorphTarget::attributes() const
{
    return m_attributes;
}
 
void QQuick3DMorphTarget::markAllDirty()
{
    m_dirtyAttributes = 0xffffffff;
    QQuick3DObject::markAllDirty();
}
 
void QQuick3DMorphTarget::setWeight(float weight)
{
    if (m_weight == weight)
        return;
 
    m_weight = weight;
    emit weightChanged();
    markDirty(WeightDirty);
}
 
void QQuick3DMorphTarget::setAttributes(MorphTargetAttributes attributes)
{
    if (m_attributes == attributes)
        return;
 
    m_attributes = attributes;
    m_numAttribs = 0;
    int flags = attributes;
    while (flags) {
        m_numAttribs += flags & 0x1;
        flags >>= 1;
    }
    emit attributesChanged();
    markDirty(MorphTargetAttributesDirty);
}
 
QSSGRenderGraphObject *QQuick3DMorphTarget::updateSpatialNode(QSSGRenderGraphObject *node)
{
    if (!node) {
        markAllDirty();
        node = new QSSGRenderMorphTarget();
    }
    QQuick3DObject::updateSpatialNode(node);
    auto modelNode = static_cast<QSSGRenderMorphTarget *>(node);
    if (m_dirtyAttributes & WeightDirty)
        modelNode->weight = m_weight;
    if (m_dirtyAttributes & MorphTargetAttributesDirty)
        modelNode->attributes = QSSGRenderMorphTarget::InputAttributes(int(m_attributes));
 
    m_dirtyAttributes = 0;
 
    return modelNode;
}
 
void QQuick3DMorphTarget::markDirty(QQuick3DMorphTarget::QSSGMorphTargetDirtyType type)
{
    if (!(m_dirtyAttributes & quint32(type))) {
        m_dirtyAttributes |= quint32(type);
        update();
    }
}
 
size_t QQuick3DMorphTarget::numAttribs()
{
    return m_numAttribs;
}
 
QT_END_NAMESPACE