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Diffstat (limited to 'src/render/materialsystem/technique.cpp')
-rw-r--r-- | src/render/materialsystem/technique.cpp | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/render/materialsystem/technique.cpp b/src/render/materialsystem/technique.cpp new file mode 100644 index 000000000..a3315f30e --- /dev/null +++ b/src/render/materialsystem/technique.cpp @@ -0,0 +1,189 @@ +/**************************************************************************** +** +** 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 "technique_p.h" + +#include <Qt3DRenderer/qrenderpass.h> +#include <Qt3DRenderer/qparameter.h> +#include <Qt3DRenderer/qtechnique.h> +#include <Qt3DRenderer/qopenglfilter.h> +#include <Qt3DRenderer/private/renderer_p.h> +#include <Qt3DRenderer/private/annotation_p.h> +#include <Qt3DRenderer/private/shader_p.h> +#include <Qt3DCore/private/qaspectmanager_p.h> +#include <Qt3DCore/private/qchangearbiter_p.h> +#include <Qt3DCore/qscenepropertychange.h> + +#include <QDebug> + +QT_BEGIN_NAMESPACE + +using namespace Qt3D; + +namespace Qt3DRender { +namespace Render { + +Technique::Technique() + : QBackendNode() + , m_openglFilter(new QOpenGLFilter()) +{ +} + +Technique::~Technique() +{ + cleanup(); + delete m_openglFilter; +} + +void Technique::cleanup() +{ +} + +void Technique::updateFromPeer(Qt3D::QNode *peer) +{ + m_parameterPack.clear(); + m_renderPasses.clear(); + m_annotationList.clear(); + + QTechnique *technique = static_cast<QTechnique *>(peer); + + if (technique != Q_NULLPTR) { + Q_FOREACH (QParameter *p, technique->parameters()) + m_parameterPack.appendParameter(p->id()); + Q_FOREACH (QRenderPass *rPass, technique->renderPasses()) + appendRenderPass(rPass->id()); + Q_FOREACH (QAnnotation *annotation, technique->annotations()) + appendAnnotation(annotation->id()); + + // Copy OpenGLFilter info from frontend OpenGLFilter + QOpenGLFilter *peerFilter = technique->openGLFilter(); + m_openglFilter->copy(*peerFilter); + } +} + +void Technique::sceneChangeEvent(const Qt3D::QSceneChangePtr &e) +{ + QScenePropertyChangePtr propertyChange = qSharedPointerCast<QScenePropertyChange>(e); + switch (e->type()) { + + case NodeUpdated: { + if (propertyChange->propertyName() == QByteArrayLiteral("openGLFilter")) { + QOpenGLFilter *filter = propertyChange->value().value<QOpenGLFilter *>(); + if (filter != Q_NULLPTR) { + m_openglFilter->copy(*filter); + delete filter; + } + } + break; + } + + case NodeAdded: { + if (propertyChange->propertyName() == QByteArrayLiteral("pass")) { + appendRenderPass(propertyChange->value().value<QNodeId>()); + } + else if (propertyChange->propertyName() == QByteArrayLiteral("parameter")) { + m_parameterPack.appendParameter(propertyChange->value().value<QNodeId>()); + } + else if (propertyChange->propertyName() == QByteArrayLiteral("annotation")) { + appendAnnotation(propertyChange->value().value<QNodeId>()); + } + break; + } + + case NodeRemoved: { + if (propertyChange->propertyName() == QByteArrayLiteral("pass")) { + removeRenderPass(propertyChange->value().value<QNodeId>()); + } + else if (propertyChange->propertyName() == QByteArrayLiteral("parameter")) { + m_parameterPack.removeParameter(propertyChange->value().value<QNodeId>()); + } + else if (propertyChange->propertyName() == QByteArrayLiteral("annotation")) { + removeAnnotation(propertyChange->value().value<QNodeId>()); + } + break; + } + + default: + break; + } +} + +QList<Qt3D::QNodeId> Technique::parameters() const +{ + return m_parameterPack.parameters(); +} + +void Technique::appendRenderPass(const Qt3D::QNodeId &renderPassId) +{ + if (!m_renderPasses.contains(renderPassId)) + m_renderPasses.append(renderPassId); +} + +void Technique::removeRenderPass(const Qt3D::QNodeId &renderPassId) +{ + m_renderPasses.removeOne(renderPassId); +} + +QList<Qt3D::QNodeId> Technique::annotations() const +{ + return m_annotationList; +} + +QList<Qt3D::QNodeId> Technique::renderPasses() const +{ + return m_renderPasses; +} + +QOpenGLFilter *Technique::openGLFilter() const +{ + return m_openglFilter; +} + +void Technique::appendAnnotation(const Qt3D::QNodeId &criterionId) +{ + if (!m_annotationList.contains(criterionId)) + m_annotationList.append(criterionId); +} + +void Technique::removeAnnotation(const Qt3D::QNodeId &criterionId) +{ + m_annotationList.removeOne(criterionId); +} + +} // namespace Render +} // namespace Qt3DRender + +QT_END_NAMESPACE |