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Diffstat (limited to 'src/render/materialsystem/qtechnique.cpp')
| -rw-r--r-- | src/render/materialsystem/qtechnique.cpp | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/src/render/materialsystem/qtechnique.cpp b/src/render/materialsystem/qtechnique.cpp new file mode 100644 index 000000000..52578e267 --- /dev/null +++ b/src/render/materialsystem/qtechnique.cpp @@ -0,0 +1,253 @@ +/**************************************************************************** +** +** 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 "qtechnique.h" +#include "qtechnique_p.h" +#include "qparameter.h" +#include "qopenglfilter.h" +#include <Qt3DCore/qscenepropertychange.h> +#include <QDebug> + +QT_BEGIN_NAMESPACE + +using namespace Qt3D; + +namespace Qt3DRender { + +/*! + \class Qt3DRender::QTechniquePrivate + \internal +*/ +QTechniquePrivate::QTechniquePrivate() + : QNodePrivate() +{ +} + +QTechniquePrivate::~QTechniquePrivate() +{ +} + +QTechnique::QTechnique(QNode *parent) + : QNode(*new QTechniquePrivate, parent) +{ + Q_D(QTechnique); + QObject::connect(&d->m_openGLFilter, SIGNAL(openGLFilterChanged()), this, SLOT(_q_openGLFilterChanged())); +} + +QTechnique::~QTechnique() +{ + QNode::cleanup(); +} + +/*! \internal */ +QTechnique::QTechnique(QTechniquePrivate &dd, QNode *parent) + : QNode(dd, parent) +{ + Q_D(QTechnique); + QObject::connect(&d->m_openGLFilter, SIGNAL(openGLFilterChanged()), this, SLOT(_q_openGLFilterChanged())); +} + +void QTechnique::copy(const QNode *ref) +{ + QNode::copy(ref); + const QTechnique *tech = static_cast<const QTechnique*>(ref); + d_func()->m_openGLFilter.copy(tech->d_func()->m_openGLFilter); + + Q_FOREACH (QAnnotation *annotation, tech->d_func()->m_annotationList) + addAnnotation(qobject_cast<QAnnotation *>(QNode::clone(annotation))); + Q_FOREACH (QRenderPass *pass, tech->d_func()->m_renderPasses) + addPass(qobject_cast<QRenderPass *>(QNode::clone(pass))); + Q_FOREACH (QParameter *p, tech->d_func()->m_parameters) + addParameter(qobject_cast<QParameter *>(QNode::clone(p))); +} + +void QTechniquePrivate::_q_openGLFilterChanged() +{ + if (m_changeArbiter != Q_NULLPTR) { + QScenePropertyChangePtr change(new QScenePropertyChange(NodeUpdated, QSceneChange::Node, m_id)); + change->setPropertyName("openGLFilter"); + QOpenGLFilter *clone = new QOpenGLFilter(); + clone->copy(m_openGLFilter); + change->setValue(QVariant::fromValue(clone)); + notifyObservers(change); + } +} + +void QTechnique::addAnnotation(QAnnotation *criterion) +{ + Q_D(QTechnique); + if (!d->m_annotationList.contains(criterion)) { + d->m_annotationList.append(criterion); + + // We need to add it as a child of the current node if it has been declared inline + // Or not previously added as a child of the current node so that + // 1) The backend gets notified about it's creation + // 2) When the current node is destroyed, it gets destroyed as well + if (!criterion->parent()) + criterion->setParent(this); + + if (d->m_changeArbiter != Q_NULLPTR) { + QScenePropertyChangePtr change(new QScenePropertyChange(NodeAdded, QSceneChange::Node, id())); + change->setPropertyName("annotation"); + change->setValue(QVariant::fromValue(criterion->id())); + d->notifyObservers(change); + } + } +} + +void QTechnique::removeAnnotation(QAnnotation *criterion) +{ + Q_D(QTechnique); + if (d->m_changeArbiter != Q_NULLPTR) { + QScenePropertyChangePtr change(new QScenePropertyChange(NodeRemoved, QSceneChange::Node, id())); + change->setPropertyName("annotation"); + change->setValue(QVariant::fromValue(criterion->id())); + d->notifyObservers(change); + } + d->m_annotationList.removeOne(criterion); +} + +QList<QAnnotation *> QTechnique::annotations() const +{ + Q_D(const QTechnique); + return d->m_annotationList; +} + +void QTechnique::addParameter(QParameter *parameter) +{ + Q_D(QTechnique); + if (!d->m_parameters.contains(parameter)) { + d->m_parameters.append(parameter); + + // We need to add it as a child of the current node if it has been declared inline + // Or not previously added as a child of the current node so that + // 1) The backend gets notified about it's creation + // 2) When the current node is destroyed, the child parameters get destroyed as well + if (!parameter->parent()) + parameter->setParent(this); + + if (d->m_changeArbiter != Q_NULLPTR) { + QScenePropertyChangePtr change(new QScenePropertyChange(NodeAdded, QSceneChange::Node, id())); + change->setPropertyName("parameter"); + change->setValue(QVariant::fromValue(parameter->id())); + d->notifyObservers(change); + } + } +} + +void QTechnique::removeParameter(QParameter *parameter) +{ + Q_D(QTechnique); + + if (d->m_changeArbiter != Q_NULLPTR) { + QScenePropertyChangePtr change(new QScenePropertyChange(NodeRemoved, QSceneChange::Node, id())); + change->setPropertyName("parameter"); + change->setValue(QVariant::fromValue(parameter->id())); + d->notifyObservers(change); + } + d->m_parameters.removeOne(parameter); +} + +/*! + * Appends a \a pass to the technique. This posts a ComponentAdded + * QScenePropertyChange notification to the QChangeArbiter with the + * value being the \a pass and the property name being "pass". + */ +void QTechnique::addPass(QRenderPass *pass) +{ + Q_D(QTechnique); + if (!d->m_renderPasses.contains(pass)) { + d->m_renderPasses.append(pass); + + // We need to add it as a child of the current node if it has been declared inline + // Or not previously added as a child of the current node so that + // 1) The backend gets notified about it's creation + // 2) When the current node is destroyed, it gets destroyed as well + if (!pass->parent()) + pass->setParent(this); + + if (d->m_changeArbiter != Q_NULLPTR) { + QScenePropertyChangePtr e(new QScenePropertyChange(NodeAdded, QSceneChange::Node, id())); + e->setPropertyName("pass"); + e->setValue(QVariant::fromValue(pass->id())); + d->notifyObservers(e); + } + } +} + +/*! + * Removes a \a pass from the technique. This posts a ComponentRemoved + * QScenePropertyChange notification to the QChangeArbiter with the value + * being the id of \a pass and the property name being "pass". + */ +void QTechnique::removePass(QRenderPass *pass) +{ + Q_D(QTechnique); + if (d->m_changeArbiter) { + QScenePropertyChangePtr e(new QScenePropertyChange(NodeRemoved, QSceneChange::Node, id())); + e->setPropertyName("pass"); + e->setValue(QVariant::fromValue(pass->id())); + d->notifyObservers(e); + } + d->m_renderPasses.removeOne(pass); +} + +/*! + * Returns the list of render passes contained in the technique. + */ +QList<QRenderPass *> QTechnique::renderPasses() const +{ + Q_D(const QTechnique); + return d->m_renderPasses; +} + +QList<QParameter *> QTechnique::parameters() const +{ + Q_D(const QTechnique); + return d->m_parameters; +} + +QOpenGLFilter *QTechnique::openGLFilter() +{ + Q_D(QTechnique); + return &d->m_openGLFilter; +} + +} // of namespace Qt3DRender + +QT_END_NAMESPACE + +#include "moc_qtechnique.cpp" |