Method SceneLoaded

Rtxpt/Sample.cpp:523–673

}

void Sample::SceneLoaded( )
{
    m_frameIndex = 0;

    m_progressLoading.Set(50);

    if (m_sampleGame != nullptr) m_sampleGame->SceneLoaded(m_scene, m_currentScenePath, GetLocalPath(c_AssetsFolder));

    m_progressLoading.Set(55);

    ApplicationBase::SceneLoaded( );

    m_progressLoading.Set(60);

    m_sceneTime = 0.f;
    m_scene->FinishedLoading( GetFrameIndex( ) );

    m_progressLoading.Set(65);

	// Find lights; do this before special cases to avoid duplicates
	for (auto light : m_scene->GetSceneGraph()->GetLights())
	{
		m_lights.push_back(light);
	}

    // seem like sensible defaults
    m_ui.ToneMappingParams.exposureCompensation = 2.0f;
    m_ui.ToneMappingParams.exposureValue = 0.0f;

    std::shared_ptr<EnvironmentLight> envLight = FindEnvironmentLight(m_lights);
    m_envMapLocalPath = (envLight==nullptr)?(""):(envLight->path);
    m_ui.EnvironmentMapParams = EnvironmentMapRuntimeParameters();
    m_envMapOverride = c_EnvMapSceneDefault;

    if (m_ui.TogglableNodes == nullptr)
    {
        m_ui.TogglableNodes = std::make_shared<std::vector<TogglableNode>>();
        UpdateTogglableNodes(*m_ui.TogglableNodes, GetScene()->GetSceneGraph()->GetRootNode().get()); // UNSAFE - make sure not to keep m_ui.TogglableNodes longer than scenegraph!
    }

    // clean up invisible lights / markers because they slow things down
    for (int i = (int)m_lights.size() - 1; i >= 0; i--)
    {
        LightConstants lc;
        m_lights[i]->FillLightConstants(lc);
        if (length(lc.color * lc.intensity) <= 1e-7f)
            m_lights.erase( m_lights.begin() + i );
    }

    if( m_envMapLocalPath != "" )
    {
        // Make sure that there's an environment light object attached to the scene,
        // so that RTXDI will pick it up and sample.
        if (envLight == nullptr)
        {
            envLight = std::make_shared<EnvironmentLight>();
            m_scene->GetSceneGraph()->AttachLeafNode(m_scene->GetSceneGraph()->GetRootNode(), envLight);
            m_lights.push_back(envLight);