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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qmesh.h"
#include "qmesh_p.h"
#include <QDebug>
#include <QFile>
#include <QFileInfo>
#include <Qt3DRenderer/private/objloader_p.h>
#include <Qt3DCore/qscenepropertychange.h>
#include <Qt3DRenderer/private/renderlogging_p.h>
#include <Qt3DCore/private/qurlhelper_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
class MeshFunctor : public QGeometryFunctor
{
public :
MeshFunctor(const QUrl &sourcePath);
QGeometry *operator()() Q_DECL_OVERRIDE;
bool operator ==(const QGeometryFunctor &other) const Q_DECL_OVERRIDE;
QT3D_FUNCTOR(MeshFunctor)
private:
QUrl m_sourcePath;
};
/*!
\class Qt3DRender::QMeshPrivate
\internal
*/
QMeshPrivate::QMeshPrivate()
: QGeometryRendererPrivate()
{
}
QMesh::QMesh(QNode *parent)
: QGeometryRenderer(*new QMeshPrivate, parent)
{
}
QMesh::~QMesh()
{
QNode::cleanup();
}
/*! \internal */
QMesh::QMesh(QMeshPrivate &dd, QNode *parent)
: QGeometryRenderer(dd, parent)
{
}
void QMesh::setSource(const QUrl& source)
{
Q_D(QMesh);
if (d->m_source == source)
return;
d->m_source = source;
// update the functor
QGeometryRenderer::setGeometryFunctor(QGeometryFunctorPtr(new MeshFunctor(d->m_source)));
emit sourceChanged();
}
QUrl QMesh::source() const
{
Q_D(const QMesh);
return d->m_source;
}
MeshFunctor::MeshFunctor(const QUrl &sourcePath)
: QGeometryFunctor()
, m_sourcePath(sourcePath)
{
}
QGeometry *MeshFunctor::operator()()
{
if (m_sourcePath.isEmpty()) {
qCWarning(Render::Jobs) << Q_FUNC_INFO << "Mesh is empty, nothing to load";
return Q_NULLPTR;
}
// TO DO : Maybe use Assimp instead of ObjLoader to handle more sources
ObjLoader loader;
loader.setLoadTextureCoordinatesEnabled(true);
loader.setTangentGenerationEnabled(true);
qCDebug(Render::Jobs) << Q_FUNC_INFO << "Loading mesh from" << m_sourcePath;
// TO DO: Handle file download if remote url
QString filePath = Qt3DCore::QUrlHelper::urlToLocalFileOrQrc(m_sourcePath);
if (loader.load(filePath))
return loader.geometry();
qCWarning(Render::Jobs) << Q_FUNC_INFO << "OBJ load failure for:" << filePath;
return Q_NULLPTR;
}
bool MeshFunctor::operator ==(const QGeometryFunctor &other) const
{
const MeshFunctor *otherFunctor = functor_cast<MeshFunctor>(&other);
if (otherFunctor != Q_NULLPTR)
return (otherFunctor->m_sourcePath == m_sourcePath);
return false;
}
} // namespace Qt3DRender
QT_END_NAMESPACE
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