computecommand.cpp

Enable keyboard shortcuts

++ // Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

++

++ #include "computecommand_p.h"

++ #include <Qt3DCore/qnode.h>

++ #include <Qt3DRender/private/qcomputecommand_p.h>

++ #include <Qt3DRender/private/abstractrenderer_p.h>

++

++ QT_BEGIN_NAMESPACE

++

++ namespace Qt3DRender {

++

++ namespace Render {

++

++ ComputeCommand::ComputeCommand()

++     : BackendNode(ReadWrite)

++     , m_frameCount(0)

++     , m_runType(QComputeCommand::Continuous)

++     , m_hasReachedFrameCount(false)

++ {

++     m_workGroups[0] = 1;

++     m_workGroups[1] = 1;

++     m_workGroups[2] = 1;

++ }

++

++ ComputeCommand::~ComputeCommand()

++ {

++ }

++

++ void ComputeCommand::cleanup()

++ {

++     QBackendNode::setEnabled(false);

++     m_workGroups[0] = 1;

++     m_workGroups[1] = 1;

++     m_workGroups[2] = 1;

++     m_frameCount = 0;

++     m_runType = QComputeCommand::Continuous;

++     m_hasReachedFrameCount = false;

++ }

++

++ void ComputeCommand::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime)

++ {

++     const QComputeCommand *node = qobject_cast<const QComputeCommand *>(frontEnd);

++     if (!node)

++         return;

++

++     const bool wasEnabled = isEnabled();

++     BackendNode::syncFromFrontEnd(frontEnd, firstTime);

++     if (wasEnabled != isEnabled())

++         markDirty(AbstractRenderer::ComputeDirty);

++

++     if (m_workGroups[0] != node->workGroupX()) {

++         m_workGroups[0] = node->workGroupX();

++         markDirty(AbstractRenderer::ComputeDirty);

++     }

++     if (m_workGroups[1] != node->workGroupY()) {

++         m_workGroups[1] = node->workGroupY();

++         markDirty(AbstractRenderer::ComputeDirty);

++     }

++     if (m_workGroups[2] != node->workGroupZ()) {

++         m_workGroups[2] = node->workGroupZ();

++         markDirty(AbstractRenderer::ComputeDirty);

++     }

++     if (node->runType() != m_runType) {

++         m_runType = node->runType();

++         markDirty(AbstractRenderer::ComputeDirty);

++     }

++     const QComputeCommandPrivate *d = static_cast<const QComputeCommandPrivate *>(Qt3DCore::QNodePrivate::get(node));

++     // Check frame count only if frontend is enabled

++     // If disabled that means we might have disabled the frontend because

++     // framecount reached 0

++     if (d->m_enabled && d->m_frameCount != m_frameCount) {

++         m_frameCount = d->m_frameCount;

++         m_hasReachedFrameCount = m_frameCount <= 0;

++         markDirty(AbstractRenderer::ComputeDirty);

++     }

++

++     if (firstTime)

++         markDirty(AbstractRenderer::ComputeDirty);

++ }

++

++ // Called from buildComputeRenderCommands in a job

++ void ComputeCommand::updateFrameCount()

++ {

++     // Disable frontend node when reaching 0

++     --m_frameCount;

++     if (m_frameCount <= 0)

++         m_hasReachedFrameCount = true;

++     // Backend will be disabled on the next sync

++ }

++

++ void ComputeCommand::resetHasReachedFrameCount()

++ {

++     m_hasReachedFrameCount = false;

++ }

++

++ bool ComputeCommand::hasReachedFrameCount() const

++ {

++     return m_hasReachedFrameCount;

++ }

++

++ } // Render

++

++ } // Qt3DRender

++

++ QT_END_NAMESPACE