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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** |
| ** This file is part of the Qt3D module of the Qt Toolkit. |
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| ** 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 |
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| |
| #include <Qt3DRender/private/qrendercapture_p.h> |
| #include <Qt3DRender/private/rendercapture_p.h> |
| #include <Qt3DCore/qpropertyupdatedchange.h> |
| #include <Qt3DCore/private/qaspectmanager_p.h> |
| #include <Qt3DCore/private/qaspectjobmanager_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Qt3DRender { |
| |
| namespace Render { |
| |
| RenderCapture::RenderCapture() |
| : FrameGraphNode(FrameGraphNode::RenderCapture, QBackendNode::ReadWrite) |
| { |
| |
| } |
| |
| void RenderCapture::requestCapture(const QRenderCaptureRequest &request) |
| { |
| QMutexLocker lock(&m_mutex); |
| m_requestedCaptures.push_back(request); |
| } |
| |
| // called by render view initializer job |
| bool RenderCapture::wasCaptureRequested() const |
| { |
| QMutexLocker lock(&m_mutex); |
| return m_requestedCaptures.size() > 0 && isEnabled(); |
| } |
| |
| // called by render view initializer job |
| QRenderCaptureRequest RenderCapture::takeCaptureRequest() |
| { |
| Q_ASSERT(!m_requestedCaptures.isEmpty()); |
| return m_requestedCaptures.takeFirst(); |
| } |
| |
| void RenderCapture::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) |
| { |
| const QRenderCapture *node = qobject_cast<const QRenderCapture *>(frontEnd); |
| if (!node) |
| return; |
| |
| FrameGraphNode::syncFromFrontEnd(frontEnd, firstTime); |
| |
| const QRenderCapturePrivate *d = static_cast<const QRenderCapturePrivate *>(QFrameGraphNodePrivate::get(node)); |
| const auto newPendingsCaptures = std::move(d->m_pendingRequests); |
| if (newPendingsCaptures.size() > 0) { |
| m_requestedCaptures.append(newPendingsCaptures); |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| |
| if (firstTime) |
| markDirty(AbstractRenderer::FrameGraphDirty); |
| } |
| |
| // called by render thread |
| void RenderCapture::addRenderCapture(int captureId, const QImage &image) |
| { |
| QMutexLocker lock(&m_mutex); |
| auto data = RenderCaptureDataPtr::create(); |
| data.data()->captureId = captureId; |
| data.data()->image = image; |
| m_renderCaptureData.push_back(data); |
| } |
| |
| // called to send render capture in main thread |
| void RenderCapture::syncRenderCapturesToFrontend(Qt3DCore::QAspectManager *manager) |
| { |
| auto *frontend = manager->lookupNode(peerId()); |
| if (!frontend) |
| return; |
| QRenderCapturePrivate *dfrontend = static_cast<QRenderCapturePrivate *>(Qt3DCore::QNodePrivate::get(frontend)); |
| |
| QMutexLocker lock(&m_mutex); |
| for (const RenderCaptureDataPtr &data : qAsConst(m_renderCaptureData)) { |
| QPointer<QRenderCaptureReply> reply = dfrontend->takeReply(data.data()->captureId); |
| // Note: QPointer has no operator bool, we must use isNull() to check it |
| if (!reply.isNull()) { |
| dfrontend->setImage(reply, data.data()->image); |
| emit reply->completed(); |
| QT_WARNING_PUSH |
| QT_WARNING_DISABLE_DEPRECATED |
| emit reply->completeChanged(true); |
| QT_WARNING_POP |
| } |
| } |
| m_renderCaptureData.clear(); |
| } |
| |
| } // Render |
| |
| } // Qt3DRender |
| |
| QT_END_NAMESPACE |