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| """See node.""" | |
| import random | |
| from datetime import datetime | |
| from .constants import get_category, get_name | |
| from .log import log_node_warn, log_node_info | |
| # Some extension must be setting a seed as server-generated seeds were not random. We'll set a new | |
| # seed and use that state going forward. | |
| initial_random_state = random.getstate() | |
| random.seed(datetime.now().timestamp()) | |
| rgthree_seed_random_state = random.getstate() | |
| random.setstate(initial_random_state) | |
| def new_random_seed(): | |
| """ Gets a new random seed from the rgthree_seed_random_state and resetting the previous state.""" | |
| global rgthree_seed_random_state | |
| prev_random_state = random.getstate() | |
| random.setstate(rgthree_seed_random_state) | |
| seed = random.randint(1, 1125899906842624) | |
| rgthree_seed_random_state = random.getstate() | |
| random.setstate(prev_random_state) | |
| return seed | |
| class RgthreeSeed: | |
| """Seed node.""" | |
| NAME = get_name('Seed') | |
| CATEGORY = get_category() | |
| def INPUT_TYPES(cls): # pylint: disable = invalid-name, missing-function-docstring | |
| return { | |
| "required": { | |
| "seed": ("INT", { | |
| "default": 0, | |
| "min": -1125899906842624, | |
| "max": 1125899906842624 | |
| }), | |
| }, | |
| "hidden": { | |
| "prompt": "PROMPT", | |
| "extra_pnginfo": "EXTRA_PNGINFO", | |
| "unique_id": "UNIQUE_ID", | |
| }, | |
| } | |
| RETURN_TYPES = ("INT",) | |
| RETURN_NAMES = ("SEED",) | |
| FUNCTION = "main" | |
| def IS_CHANGED(cls, seed, prompt=None, extra_pnginfo=None, unique_id=None): | |
| """Forces a changed state if we happen to get a special seed, as if from the API directly.""" | |
| if seed in (-1, -2, -3): | |
| # This isn't used, but a different value than previous will force it to be "changed" | |
| return new_random_seed() | |
| return seed | |
| def main(self, seed=0, prompt=None, extra_pnginfo=None, unique_id=None): | |
| """Returns the passed seed on execution.""" | |
| # We generate random seeds on the frontend in the seed node before sending the workflow in for | |
| # many reasons. However, if we want to use this in an API call without changing the seed before | |
| # sending, then users _could_ pass in "-1" and get a random seed used and added to the metadata. | |
| # Though, this should likely be discouraged for several reasons (thus, a lot of logging). | |
| if seed in (-1, -2, -3): | |
| log_node_warn(self.NAME, | |
| f'Got "{seed}" as passed seed. ' + | |
| 'This shouldn\'t happen when queueing from the ComfyUI frontend.', | |
| msg_color="YELLOW") | |
| if seed in (-2, -3): | |
| log_node_warn(self.NAME, | |
| f'Cannot {"increment" if seed == -2 else "decrement"} seed from ' + | |
| 'server, but will generate a new random seed.', | |
| msg_color="YELLOW") | |
| original_seed = seed | |
| seed = new_random_seed() | |
| log_node_info(self.NAME, f'Server-generated random seed {seed} and saving to workflow.') | |
| log_node_warn( | |
| self.NAME, | |
| 'NOTE: Re-queues passing in "{seed}" and server-generated random seed won\'t be cached.', | |
| msg_color="YELLOW") | |
| if unique_id is None: | |
| log_node_warn( | |
| self.NAME, 'Cannot save server-generated seed to image metadata because ' + | |
| 'the node\'s id was not provided.') | |
| else: | |
| if extra_pnginfo is None: | |
| log_node_warn( | |
| self.NAME, 'Cannot save server-generated seed to image workflow ' + | |
| 'metadata because workflow was not provided.') | |
| else: | |
| workflow_node = next( | |
| (x for x in extra_pnginfo['workflow']['nodes'] if x['id'] == int(unique_id)), None) | |
| if workflow_node is None or 'widgets_values' not in workflow_node: | |
| log_node_warn( | |
| self.NAME, 'Cannot save server-generated seed to image workflow ' + | |
| 'metadata because node was not found in the provided workflow.') | |
| else: | |
| for index, widget_value in enumerate(workflow_node['widgets_values']): | |
| if widget_value == original_seed: | |
| workflow_node['widgets_values'][index] = seed | |
| if prompt is None: | |
| log_node_warn( | |
| self.NAME, 'Cannot save server-generated seed to image API prompt ' + | |
| 'metadata because prompt was not provided.') | |
| else: | |
| prompt_node = prompt[str(unique_id)] | |
| if prompt_node is None or 'inputs' not in prompt_node or 'seed' not in prompt_node[ | |
| 'inputs']: | |
| log_node_warn( | |
| self.NAME, 'Cannot save server-generated seed to image workflow ' + | |
| 'metadata because node was not found in the provided workflow.') | |
| else: | |
| prompt_node['inputs']['seed'] = seed | |
| return (seed,) | |