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Diffstat (limited to 'src/datavisualizationqml2/declarativerendernode.cpp')
| -rw-r--r-- | src/datavisualizationqml2/declarativerendernode.cpp | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/src/datavisualizationqml2/declarativerendernode.cpp b/src/datavisualizationqml2/declarativerendernode.cpp deleted file mode 100644 index f99e1375..00000000 --- a/src/datavisualizationqml2/declarativerendernode.cpp +++ /dev/null @@ -1,183 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Data Visualization module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:GPL$ -** 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 General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) 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.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-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "declarativerendernode_p.h" -#include "abstractdeclarative_p.h" -#include <QtOpenGL/QOpenGLFramebufferObject> -#include <QtCore/QMutexLocker> - -QT_BEGIN_NAMESPACE - -DeclarativeRenderNode::DeclarativeRenderNode(AbstractDeclarative *declarative, - const QSharedPointer<QMutex> &nodeMutex) - : QSGGeometryNode(), - m_geometry(QSGGeometry::defaultAttributes_TexturedPoint2D(), 4), - m_texture(0), - m_declarative(declarative), - m_controller(0), - m_fbo(0), - m_multisampledFBO(0), - m_window(0), - m_samples(0), - m_dirtyFBO(false) -{ - m_nodeMutex = nodeMutex; - setMaterial(&m_material); - setOpaqueMaterial(&m_materialO); - setGeometry(&m_geometry); - setFlag(UsePreprocess); -} - -DeclarativeRenderNode::~DeclarativeRenderNode() -{ - delete m_fbo; - delete m_multisampledFBO; - delete m_texture; - - m_nodeMutex.clear(); -} - -void DeclarativeRenderNode::setSize(const QSize &size) -{ - if (size == m_size) - return; - - m_size = size; - m_dirtyFBO = true; - markDirty(DirtyGeometry); -} - -void DeclarativeRenderNode::update() -{ - if (m_dirtyFBO) { - updateFBO(); - m_dirtyFBO = false; - } -} - -void DeclarativeRenderNode::updateFBO() -{ - m_declarative->activateOpenGLContext(m_window); - - if (m_fbo) - delete m_fbo; - - m_fbo = new QOpenGLFramebufferObject(m_size); - m_fbo->setAttachment(QOpenGLFramebufferObject::CombinedDepthStencil); - - // Multisampled - if (m_multisampledFBO) { - delete m_multisampledFBO; - m_multisampledFBO = 0; - } - if (m_samples > 0) { - QOpenGLFramebufferObjectFormat multisampledFrambufferFormat; - multisampledFrambufferFormat.setSamples(m_samples); - multisampledFrambufferFormat.setAttachment(QOpenGLFramebufferObject::CombinedDepthStencil); - - m_multisampledFBO = new QOpenGLFramebufferObject(m_size, multisampledFrambufferFormat); - } - - QSGGeometry::updateTexturedRectGeometry(&m_geometry, - QRectF(0, 0, - m_size.width() - / m_controller->scene()->devicePixelRatio(), - m_size.height() - / m_controller->scene()->devicePixelRatio()), - QRectF(0, 1, 1, -1)); - - delete m_texture; - const uint id = m_fbo->texture(); - m_texture = QNativeInterface::QSGOpenGLTexture::fromNative(id, m_window, m_size); - m_material.setTexture(m_texture); - m_materialO.setTexture(m_texture); - - m_declarative->doneOpenGLContext(m_window); -} - -void DeclarativeRenderNode::setQuickWindow(QQuickWindow *window) -{ - Q_ASSERT(window); - - m_window = window; -} - -void DeclarativeRenderNode::setController(Abstract3DController *controller) -{ - QMutexLocker locker(m_nodeMutex.data()); - m_controller = controller; - if (m_controller) { - connect(m_controller, &QObject::destroyed, - this, &DeclarativeRenderNode::handleControllerDestroyed, Qt::DirectConnection); - } -} - -void DeclarativeRenderNode::setSamples(int samples) -{ - if (m_samples == samples) - return; - - m_samples = samples; - m_dirtyFBO = true; -} - -void DeclarativeRenderNode::preprocess() -{ - QMutexLocker locker(m_nodeMutex.data()); - - if (!m_controller) - return; - - QOpenGLFramebufferObject *targetFBO; - if (m_samples > 0) - targetFBO = m_multisampledFBO; - else - targetFBO = m_fbo; - - m_declarative->activateOpenGLContext(m_window); - - targetFBO->bind(); - // Render scene here - m_controller->render(targetFBO->handle()); - - targetFBO->release(); - - if (m_samples > 0) - QOpenGLFramebufferObject::blitFramebuffer(m_fbo, m_multisampledFBO); - - m_declarative->doneOpenGLContext(m_window); -} - -// This function is called within m_nodeMutex lock -void DeclarativeRenderNode::handleControllerDestroyed() -{ - m_controller = 0; -} - -QT_END_NAMESPACE |