---Load a named particle effect. When called from a thread, it will yield until it has loaded. ---@param ptFxName string ---@param timeout number? Approximate milliseconds to wait for the particle effect to load. Default is 1000. ---@return string? ptFxName function lib.requestNamedPtfxAsset(ptFxName, timeout) if HasNamedPtfxAssetLoaded(ptFxName) then return ptFxName end if type(ptFxName) ~= 'string' then error(("expected ptFxName to have type 'string' (received %s)"):format(type(ptFxName))) end RequestNamedPtfxAsset(ptFxName) if not coroutine.isyieldable() then return ptFxName end return lib.waitFor(function() if HasNamedPtfxAssetLoaded(ptFxName) then return ptFxName end end, ("failed to load ptFxName '%s'"):format(ptFxName), timeout) end return lib.requestNamedPtfxAsset