72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
# SimpleSyrup - workflow-focused ComfyUI extensions for image generation
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# Copyright (C) 2026 Artificial Sweetener and contributors
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# SPDX-License-Identifier: AGPL-3.0-or-later
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"""Orchestrate full-context Attention Coupling sampling."""
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from __future__ import annotations
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from typing import Any, ClassVar
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from ..domain.regional_attention_execution import RegionalAttentionExecutionMode
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from .attention_coupling_model_preparation_service import (
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AttentionCouplingModelPreparationService,
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)
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from .ksampler_sampling_service import KSamplerSamplingService
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class AttentionCouplingSamplingService:
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"""Prepare and sample one admitted full-context Attention Coupling request."""
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model_preparation_service_class: ClassVar[
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type[AttentionCouplingModelPreparationService]
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] = AttentionCouplingModelPreparationService
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sampling_service_class: ClassVar[type[KSamplerSamplingService]] = (
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KSamplerSamplingService
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)
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def sample(
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self,
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*,
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model: Any,
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seed: int,
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steps: int,
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cfg: float,
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sampler_name: str,
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scheduler: str,
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positive: object,
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negative: object,
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region_masks: object,
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regional_prompt_weight: float,
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region_mask_feather: int,
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latent_image: dict[str, Any],
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denoise: float,
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) -> dict[str, Any]:
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"""Prepare once and delegate one ordinary full-latent sample."""
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prepared = self.model_preparation_service_class().prepare(
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model=model,
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positive=positive,
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negative=negative,
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region_masks=region_masks,
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regional_prompt_weight=regional_prompt_weight,
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region_mask_feather=region_mask_feather,
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latent_image=latent_image,
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execution_mode=RegionalAttentionExecutionMode.FULL,
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)
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return self.sampling_service_class().sample(
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model=prepared.model,
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seed=seed,
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steps=steps,
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cfg=cfg,
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sampler_name=sampler_name,
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scheduler=scheduler,
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positive=prepared.positive,
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negative=prepared.negative,
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latent_image=latent_image,
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denoise=denoise,
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)
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ATTENTION_COUPLING_SAMPLING_SERVICE = AttentionCouplingSamplingService()
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