Revision control
++ // Copyright (C) 2016 Paul Lemire
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "lightgatherer_p.h"
++ #include <Qt3DRender/private/job_common_p.h>
++ #include <Qt3DRender/private/managers_p.h>
++ #include <Qt3DRender/private/entity_p.h>
++ #include <Qt3DRender/private/qt3drender_global_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++
++ namespace Render {
++
++ LightGatherer::LightGatherer()
++ : Qt3DCore::QAspectJob()
++ , m_manager(nullptr)
++ , m_environmentLight(nullptr)
++ {
++ SET_JOB_RUN_STAT_TYPE(this, JobTypes::LightGathering, 0)
++ }
++
++ void LightGatherer::run()
++ {
++ m_lights.clear();
++ m_environmentLight = nullptr;
++
++ const std::vector<HEntity> &handles = m_manager->activeHandles();
++ size_t envLightCount = 0;
++
++ for (const HEntity &handle : handles) {
++ Entity *node = m_manager->data(handle);
++ std::vector<Light *> lights = node->renderComponents<Light>();
++ if (!lights.empty())
++ m_lights.push_back(LightSource(node, std::move(lights)));
++ const std::vector<EnvironmentLight *> &envLights = node->renderComponents<EnvironmentLight>();
++ envLightCount += envLights.size();
++ if (!envLights.empty() && !m_environmentLight)
++ m_environmentLight = envLights.front();
++ }
++
++ if (envLightCount > 1)
++ qWarning() << "More than one environment light found, extra instances are ignored";
++ }
++
++ } // Render
++
++ } // Qt3DRender
++
++ QT_END_NAMESPACE