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// Copyright (C) 2017 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 "computefilteredboundingvolumejob_p.h"
#include <Qt3DRender/private/entity_p.h>
#include <Qt3DRender/private/renderlogging_p.h>
#include <Qt3DRender/private/sphere_p.h>
#include <Qt3DRender/private/job_common_p.h>
#include <Qt3DRender/private/managers_p.h>
#include <Qt3DRender/private/nodemanagers_p.h>
#include <QThread>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
namespace {
void expandWorldBoundingVolume(NodeManagers *manager,
Qt3DRender::Render::Sphere *sphere,
Qt3DRender::Render::Entity *node,
Qt3DRender::Render::Entity *excludeSubTree)
{
Qt3DRender::Render::Sphere childSphere(*node->worldBoundingVolume());
// Go to the nodes that have the most depth
const auto &childrenHandles = node->childrenHandles();
for (const HEntity &handle : childrenHandles) {
Entity *c = manager->renderNodesManager()->data(handle);
if (c && c != excludeSubTree)
expandWorldBoundingVolume(manager, &childSphere, c, excludeSubTree);
}
sphere->expandToContain(childSphere);
}
} // namespace
class ComputeFilteredBoundingVolumeJobPrivate : public Qt3DCore::QAspectJobPrivate
{
public:
ComputeFilteredBoundingVolumeJobPrivate(ComputeFilteredBoundingVolumeJob *job) : Qt3DCore::QAspectJobPrivate(), m_job(job) {}
~ComputeFilteredBoundingVolumeJobPrivate() {}
void postFrame(Qt3DCore::QAspectManager *aspectManager) override;
ComputeFilteredBoundingVolumeJob *m_job;
Qt3DRender::Render::Sphere m_sphere;
};
ComputeFilteredBoundingVolumeJob::ComputeFilteredBoundingVolumeJob()
: Qt3DCore::QAspectJob(*new ComputeFilteredBoundingVolumeJobPrivate(this))
, m_root(nullptr)
, m_ignoreSubTree(nullptr)
, m_manager(nullptr)
{
SET_JOB_RUN_STAT_TYPE(this, JobTypes::ExpandBoundingVolume, 0)
}
void ComputeFilteredBoundingVolumeJob::setRoot(Entity *root)
{
m_root = root;
}
void ComputeFilteredBoundingVolumeJob::setManagers(NodeManagers *manager)
{
m_manager = manager;
}
void ComputeFilteredBoundingVolumeJob::ignoreSubTree(Entity *node)
{
m_ignoreSubTree = node;
}
void ComputeFilteredBoundingVolumeJob::run()
{
qCDebug(Jobs) << "Entering" << Q_FUNC_INFO << QThread::currentThread();
Q_D(ComputeFilteredBoundingVolumeJob);
d->m_sphere = {};
if (!m_root)
return;
if (!m_ignoreSubTree) {
d->m_sphere = *m_root->worldBoundingVolumeWithChildren();
return;
}
bool isFilterChildOfRoot = false;
Entity *parent = m_ignoreSubTree->parent();
while (parent) {
if (parent == m_root) {
isFilterChildOfRoot = true;
break;
}
parent = parent->parent();
}
if (!isFilterChildOfRoot) {
d->m_sphere = *m_root->worldBoundingVolumeWithChildren();
return;
}
expandWorldBoundingVolume(m_manager, &d->m_sphere, m_root, m_ignoreSubTree);
qCDebug(Jobs) << "Exiting" << Q_FUNC_INFO << QThread::currentThread();
}
void ComputeFilteredBoundingVolumeJob::finished(Qt3DCore::QAspectManager *aspectManager, const Qt3DRender::Render::Sphere &sphere)
{
Q_UNUSED(aspectManager);
Q_UNUSED(sphere);
}
void ComputeFilteredBoundingVolumeJobPrivate::postFrame(Qt3DCore::QAspectManager *aspectManager)
{
m_job->finished(aspectManager, m_sphere);
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
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