Method DoLoad

trinity/Resources/TriTextureRes.cpp:572–659

Called on background thread

// Called on background thread
BlueAsyncRes::LoadingResult TriTextureRes::DoLoad()
{
	CCP_STATS_ZONE( __FUNCTION__ );

	BeTimer t;

	m_originalMemoryUse = 0;

	if( m_isTextureLoadDisabled )
	{
		return LR_FAILED;
	}

	// check if this is a cube map texture or not
	if( m_path.find( L"_cube" ) != m_path.npos )
	{
		m_type = TEX_TYPE_CUBE;
	}
	else if( m_path.find( L"_volume" ) != m_path.npos )
	{
		m_type = TEX_TYPE_3D;
	}
	else
	{
		m_type = TEX_TYPE_2D;
	}

	if( m_loadedBitmap && m_lodEnabled )
	{
		Tr2TextureLodManager::Instance().CpuTextureDestroyed( *m_loadedBitmap );
	}

	CcpThreadSleep( s_diskLatencySimulation );

	m_loadedBitmap.reset( CCP_NEW( "TriTextureRes::m_loadedBitmap" ) ImageIO::HostBitmap );
	CCP_ASSERT( m_loadedBitmap != nullptr );

	ImageIO::Result result;
	auto mipSkip = m_requestedLoadMip + ComputeMipSkipCount();
	ImageIO::LoadParameters params( m_path.c_str(), mipSkip, m_mipLevelMaxCount );
	result = ImageIO::ReadImage( *m_dataStream, params, *m_loadedBitmap, &m_metadata );

	if( !result )
	{
		CCP_LOGERR( "Tr2ImageHandler failed to load texture '%S': %s", GetPath(), result.GetErrorMessage().c_str() );
		m_loadedBitmap.reset();
	}
	else if( IsTga( GetPath() ) )
	{
		if( !m_loadedBitmap->GenerateMipMaps() )
		{
			CCP_LOGERR( "Tr2ImageHandler failed to generate mipmaps for texture '%S'", GetPath() );
			m_loadedBitmap.reset();
		}
	}
	if( result )
	{
		m_loadedBitmap->GetAverageColor( m_averageColor.r, m_averageColor.g, m_averageColor.b, m_averageColor.a );