/**************************************************************************** ** ** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB). ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt3D module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** 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 https://www.qt.io/terms-conditions. For further ** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General ** Public license version 3 or any later version approved by the KDE Free ** Qt Foundation. The licenses are as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Please review the following ** information to ensure the GNU General Public License requirements will ** be met: https://www.gnu.org/licenses/gpl-2.0.html and ** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "qabstracttextureimage.h" #include "qabstracttextureimage_p.h" #include QT_BEGIN_NAMESPACE using namespace Qt3DCore; namespace Qt3DRender { /*! \class Qt3DRender::QTextureImageDataGenerator \inmodule Qt3DRender \since 5.7 \brief Provides texture image data for QAbstractTextureImage. QTextureImageDataGenerator is a data provider for QAbstractTexture. QTextureImageDataGenerator can be used to expand Qt3D with more ways to load texture image data as well as support user-defined formats and formats Qt3D does not natively support. The data is returned by the QTextureImageDataPtr which contains the data that will be loaded to the texture. QTextureImageDataGenerator is executed by Aspect jobs in the backend. */ /*! \typedef Qt3DRender::QTextureImageDataPtr \relates Qt3DRender::QTextureImageDataGenerator Shared pointer to \l QTextureImageData. */ /*! \fn Qt3DRender::QTextureImageDataPtr Qt3DRender::QTextureImageDataGenerator::operator()() Implement the method to return the texture image data. */ /*! \fn bool Qt3DRender::QTextureImageDataGenerator::operator ==(const QTextureImageDataGenerator &other) const Implement the method to compare this texture data generator to \a other. Returns a boolean that indicates whether the \l QAbstractTextureImage needs to reload the \l QTextureImageData. */ QAbstractTextureImagePrivate::QAbstractTextureImagePrivate() : QNodePrivate(), m_mipLevel(0), m_layer(0), m_face(QAbstractTexture::CubeMapPositiveX) { } QAbstractTextureImagePrivate::~QAbstractTextureImagePrivate() { } QTextureImageDataGeneratorPtr QAbstractTextureImagePrivate::dataGenerator() const { Q_Q(const QAbstractTextureImage); return q->dataGenerator(); } /*! \qmltype AbstractTextureImage \instantiates Qt3DRender::QAbstractTextureImage \inherits Node \inqmlmodule Qt3D.Render \qmlabstract \since 5.5 \brief Encapsulates the necessary information to create an OpenGL texture image. */ /*! \class Qt3DRender::QAbstractTextureImage \inmodule Qt3DRender \since 5.5 \brief Encapsulates the necessary information to create an OpenGL texture image. QAbstractTextureImage should be used as the means of providing image data to a QAbstractTexture. It contains the necessary information: mipmap level, layer, cube face load at the proper place data into an OpenGL texture. The actual data is provided through a QTextureImageDataGenerator that will be executed by Aspect jobs in the backend. QAbstractTextureImage should be subclassed to provide a functor and eventual additional properties needed by the functor to load actual data. \note: QAbstractTextureImage should never be shared. Expect crashes, undefined behavior at best if this rule is not respected. */ /*! \fn Qt3DRender::QTextureImageDataGeneratorPtr Qt3DRender::QAbstractTextureImage::dataGenerator() const Implement this method to return the QTextureImageDataGeneratorPtr instance, which will provide the data for the texture image. */ /*! Constructs a new QAbstractTextureImage instance with \a parent as parent. */ QAbstractTextureImage::QAbstractTextureImage(QNode *parent) : QNode(*new QAbstractTextureImagePrivate, parent) { } /*! \internal */ QAbstractTextureImage::~QAbstractTextureImage() { } /*! \qmlproperty int Qt3D.Render::AbstractTextureImage::mipLevel Holds the mipmap level of the texture image. */ /*! \property Qt3DRender::QAbstractTextureImage::mipLevel Holds the mipmap level of the texture image. */ int QAbstractTextureImage::mipLevel() const { Q_D(const QAbstractTextureImage); return d->m_mipLevel; } /*! \qmlproperty int Qt3D.Render::AbstractTextureImage::layer Holds the layer of the texture image. */ /*! \property Qt3DRender::QAbstractTextureImage::layer \return the layer of the texture image. */ int QAbstractTextureImage::layer() const { Q_D(const QAbstractTextureImage); return d->m_layer; } /*! \qmlproperty enumeration Qt3D.Render::AbstractTextureImage::face Holds the cube map face of the texture image. \value CubeMapPositiveX 0x8515 GL_TEXTURE_CUBE_MAP_POSITIVE_X \value CubeMapNegativeX 0x8516 GL_TEXTURE_CUBE_MAP_NEGATIVE_X \value CubeMapPositiveY 0x8517 GL_TEXTURE_CUBE_MAP_POSITIVE_Y \value CubeMapNegativeY 0x8518 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y \value CubeMapPositiveZ 0x8519 GL_TEXTURE_CUBE_MAP_POSITIVE_Z \value CubeMapNegativeZ 0x851A GL_TEXTURE_CUBE_MAP_NEGATIVE_Z \note The cube map face has a meaning only for \l [CPP] {Qt3DRender::QAbstractTexture::}{TargetCubeMap} and \l [CPP] {Qt3DRender::QAbstractTexture::}{TargetCubeMapArray}. */ /*! \property Qt3DRender::QAbstractTextureImage::face Holds the cube map face of the texture image. \note The cube map face has a meaning only for \l {QAbstractTexture::}{TargetCubeMap} and \l {QAbstractTexture::}{TargetCubeMapArray}. */ QAbstractTexture::CubeMapFace QAbstractTextureImage::face() const { Q_D(const QAbstractTextureImage); return d->m_face; } /*! * Sets the mip level of a texture to \a level. * \param level */ void QAbstractTextureImage::setMipLevel(int level) { Q_D(QAbstractTextureImage); if (level != d->m_mipLevel) { d->m_mipLevel = level; emit mipLevelChanged(level); } } /*! * Sets the layer of a texture to \a layer. * \param layer */ void QAbstractTextureImage::setLayer(int layer) { Q_D(QAbstractTextureImage); if (layer != d->m_layer) { d->m_layer = layer; emit layerChanged(layer); } } /*! * Sets the texture image face to \a face. * \param face */ void QAbstractTextureImage::setFace(QAbstractTexture::CubeMapFace face) { Q_D(QAbstractTextureImage); if (face != d->m_face) { d->m_face = face; emit faceChanged(face); } } /*! Triggers an update of the data generator that is sent to the backend. */ void QAbstractTextureImage::notifyDataGeneratorChanged() { Q_D(QAbstractTextureImage); d->update(); } /*! \internal */ QAbstractTextureImage::QAbstractTextureImage(QAbstractTextureImagePrivate &dd, QNode *parent) : QNode(dd, parent) { } Qt3DCore::QNodeCreatedChangeBasePtr QAbstractTextureImage::createNodeCreationChange() const { auto creationChange = Qt3DCore::QNodeCreatedChangePtr::create(this); auto &data = creationChange->data; Q_D(const QAbstractTextureImage); data.mipLevel = d->m_mipLevel; data.layer = d->m_layer; data.face = d->m_face; data.generator = dataGenerator(); return creationChange; } } // namespace Qt3DRender QT_END_NAMESPACE