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/****************************************************************************
**
** Copyright (C) 2015 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 "loadtexturedatajob_p.h"
#include <Qt3DRenderer/private/renderer_p.h>
#include <Qt3DRenderer/private/managers_p.h>
#include <Qt3DRenderer/private/texturedatamanager_p.h>
#include <QThread>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
LoadTextureDataJob::LoadTextureDataJob(const Qt3DCore::QNodeId &textureId)
: m_textureId(textureId)
{
}
LoadTextureDataJob::~LoadTextureDataJob()
{
}
void LoadTextureDataJob::run()
{
qCDebug(Jobs) << "Entering" << Q_FUNC_INFO << QThread::currentThread();
Texture *txt = m_renderer->textureManager()->lookupResource(m_textureId);
if (txt != Q_NULLPTR) {
// Load update each TextureImage
Q_FOREACH (HTextureImage texImgHandle, txt->textureImages()) {
TextureImage *texImg = m_renderer->textureImageManager()->data(texImgHandle);
if (texImg != Q_NULLPTR && texImg->isDirty() && !texImg->dataFunctor().isNull()) {
QTextureDataFunctorPtr functor = texImg->dataFunctor();
HTextureData textureDataHandle;
TexImageData *data = Q_NULLPTR;
// scoped for locker
{
QMutexLocker locker(m_renderer->textureDataManager()->mutex());
// We don't want to take the chance of having two jobs uploading the same functor
// because of sync issues
textureDataHandle = m_renderer->textureDataManager()->textureDataFromFunctor(functor);
// Texture data handle isn't null == there's already a matching TextureData
if (!textureDataHandle.isNull()) {
data = m_renderer->textureDataManager()->data(textureDataHandle);
} else {
TexImageDataPtr dataPtr = functor->operator ()();
if (dataPtr.isNull()) {
qCDebug(Jobs) << Q_FUNC_INFO << "Texture has no raw data";
} else {
// Save the TexImageDataPtr with it's functor as a key
textureDataHandle = m_renderer->textureDataManager()->acquire();
data = m_renderer->textureDataManager()->data(textureDataHandle);
*data = *(dataPtr.data());
m_renderer->textureDataManager()->addTextureDataForFunctor(textureDataHandle, functor);
}
}
// Update HTextureImage Functor to release TextureData when needed
m_renderer->textureDataManager()->assignFunctorToTextureImage(functor, texImgHandle);
}
// Set texture size of texture if the first layer / level / face has a valid size
// otherwise assume the size was set on the texture itself
if (texImg->layer() == 0 && texImg->mipmapLevel() == 0 &&
texImg->face() == QAbstractTextureProvider::CubeMapPositiveX) {
if (data == Q_NULLPTR) {
qWarning() << "Texture data is null, texture data failed to load";
} else {
// Set the size of the texture based on the layer 0 / level 0
// if the functor provides something valid. Otherwise we assume the texture
// already has the correct size
if (data->width() != -1 && data->height() != -1 && data->depth() != -1) {
txt->setSize(data->width(), data->height(), data->depth());
}
// Set the format of the texture if the texture format is set to Automatic
if (txt->format() == QAbstractTextureProvider::Automatic) {
txt->setFormat(static_cast<QAbstractTextureProvider::TextureFormat>(data->format()));
}
}
}
// Set the textureDataHandle on the texture image
texImg->setTextureDataHandle(textureDataHandle);
}
}
// Tell the renderer to reload the TextureImage for the Texture
// next frame
txt->requestTextureDataUpdate();
}
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
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