private bool CanUseDynamicTextures( D3D.Usage srcUsage, D3D.ResourceType srcType, D3D.Format srcFormat ) { // Check for dynamic texture support return _manager.CheckDeviceFormat( this._devParms.AdapterOrdinal, this._devParms.DeviceType, this._bbPixelFormat, srcUsage | D3D.Usage.Dynamic, srcType, srcFormat ); }