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// 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
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