from __future__ import annotations import functools from modules import sd_samplers_kdiffusion, sd_samplers_timesteps, sd_samplers_lcm, shared, sd_samplers_common, sd_schedulers # imports for functions that previously were here and are used by other modules samples_to_image_grid = sd_samplers_common.samples_to_image_grid sample_to_image = sd_samplers_common.sample_to_image all_samplers = [ *sd_samplers_kdiffusion.samplers_data_k_diffusion, *sd_samplers_timesteps.samplers_data_timesteps, *sd_samplers_lcm.samplers_data_lcm, ] all_samplers_map = {x.name: x for x in all_samplers} samplers: list[sd_samplers_common.SamplerData] = [] samplers_for_img2img: list[sd_samplers_common.SamplerData] = [] samplers_map = {} samplers_hidden = {} def find_sampler_config(name): if name is not None: config = all_samplers_map.get(name, None) else: config = all_samplers[0] return config def create_sampler(name, model): config = find_sampler_config(name) assert config is not None, f'bad sampler name: {name}' if model.is_sdxl and config.options.get("no_sdxl", False): raise Exception(f"Sampler {config.name} is not supported for SDXL") sampler = config.constructor(model) sampler.config = config return sampler def set_samplers(): global samplers, samplers_for_img2img, samplers_hidden samplers_hidden = set(shared.opts.hide_samplers) samplers = all_samplers samplers_for_img2img = all_samplers samplers_map.clear() for sampler in all_samplers: samplers_map[sampler.name.lower()] = sampler.name for alias in sampler.aliases: samplers_map[alias.lower()] = sampler.name def visible_sampler_names(): return [x.name for x in samplers if x.name not in samplers_hidden] def visible_samplers(): return [x for x in samplers if x.name not in samplers_hidden] def get_sampler_from_infotext(d: dict): return get_sampler_and_scheduler(d.get("Sampler"), d.get("Schedule type"))[0] def get_scheduler_from_infotext(d: dict): return get_sampler_and_scheduler(d.get("Sampler"), d.get("Schedule type"))[1] def get_hr_sampler_and_scheduler(d: dict): hr_sampler = d.get("Hires sampler", "Use same sampler") sampler = d.get("Sampler") if hr_sampler == "Use same sampler" else hr_sampler hr_scheduler = d.get("Hires schedule type", "Use same scheduler") scheduler = d.get("Schedule type") if hr_scheduler == "Use same scheduler" else hr_scheduler sampler, scheduler = get_sampler_and_scheduler(sampler, scheduler) sampler = sampler if sampler != d.get("Sampler") else "Use same sampler" scheduler = scheduler if scheduler != d.get("Schedule type") else "Use same scheduler" return sampler, scheduler def get_hr_sampler_from_infotext(d: dict): return get_hr_sampler_and_scheduler(d)[0] def get_hr_scheduler_from_infotext(d: dict): return get_hr_sampler_and_scheduler(d)[1] @functools.cache def get_sampler_and_scheduler(sampler_name, scheduler_name): default_sampler = samplers[0] found_scheduler = sd_schedulers.schedulers_map.get(scheduler_name, sd_schedulers.schedulers[0]) name = sampler_name or default_sampler.name for scheduler in sd_schedulers.schedulers: name_options = [scheduler.label, scheduler.name, *(scheduler.aliases or [])] for name_option in name_options: if name.endswith(" " + name_option): found_scheduler = scheduler name = name[0:-(len(name_option) + 1)] break sampler = all_samplers_map.get(name, default_sampler) # revert back to Automatic if it's the default scheduler for the selected sampler if sampler.options.get('scheduler', None) == found_scheduler.name: found_scheduler = sd_schedulers.schedulers[0] return sampler.name, found_scheduler.label set_samplers()