685 lines
25 KiB
Python
685 lines
25 KiB
Python
import comfy.samplers
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import comfy.sample
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from comfy.k_diffusion import sampling as k_diffusion_sampling
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import latent_preview
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import torch
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import comfy.utils
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import node_helpers
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class BasicScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"model": ("MODEL",),
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"scheduler": (comfy.samplers.SCHEDULER_NAMES, ),
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"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"denoise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, model, scheduler, steps, denoise):
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total_steps = steps
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if denoise < 1.0:
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if denoise <= 0.0:
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return (torch.FloatTensor([]),)
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total_steps = int(steps/denoise)
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sigmas = comfy.samplers.calculate_sigmas(model.get_model_object("model_sampling"), scheduler, total_steps).cpu()
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sigmas = sigmas[-(steps + 1):]
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return (sigmas, )
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class KarrasScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"sigma_max": ("FLOAT", {"default": 14.614642, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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"sigma_min": ("FLOAT", {"default": 0.0291675, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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"rho": ("FLOAT", {"default": 7.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, steps, sigma_max, sigma_min, rho):
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sigmas = k_diffusion_sampling.get_sigmas_karras(n=steps, sigma_min=sigma_min, sigma_max=sigma_max, rho=rho)
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return (sigmas, )
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class ExponentialScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"sigma_max": ("FLOAT", {"default": 14.614642, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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"sigma_min": ("FLOAT", {"default": 0.0291675, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, steps, sigma_max, sigma_min):
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sigmas = k_diffusion_sampling.get_sigmas_exponential(n=steps, sigma_min=sigma_min, sigma_max=sigma_max)
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return (sigmas, )
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class PolyexponentialScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"sigma_max": ("FLOAT", {"default": 14.614642, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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"sigma_min": ("FLOAT", {"default": 0.0291675, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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"rho": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, steps, sigma_max, sigma_min, rho):
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sigmas = k_diffusion_sampling.get_sigmas_polyexponential(n=steps, sigma_min=sigma_min, sigma_max=sigma_max, rho=rho)
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return (sigmas, )
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class SDTurboScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"model": ("MODEL",),
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"steps": ("INT", {"default": 1, "min": 1, "max": 10}),
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"denoise": ("FLOAT", {"default": 1.0, "min": 0, "max": 1.0, "step": 0.01}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, model, steps, denoise):
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start_step = 10 - int(10 * denoise)
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timesteps = torch.flip(torch.arange(1, 11) * 100 - 1, (0,))[start_step:start_step + steps]
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sigmas = model.get_model_object("model_sampling").sigma(timesteps)
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sigmas = torch.cat([sigmas, sigmas.new_zeros([1])])
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return (sigmas, )
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class BetaSamplingScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"model": ("MODEL",),
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"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"alpha": ("FLOAT", {"default": 0.6, "min": 0.0, "max": 50.0, "step":0.01, "round": False}),
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"beta": ("FLOAT", {"default": 0.6, "min": 0.0, "max": 50.0, "step":0.01, "round": False}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, model, steps, alpha, beta):
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sigmas = comfy.samplers.beta_scheduler(model.get_model_object("model_sampling"), steps, alpha=alpha, beta=beta)
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return (sigmas, )
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class VPScheduler:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"beta_d": ("FLOAT", {"default": 19.9, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}), #TODO: fix default values
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"beta_min": ("FLOAT", {"default": 0.1, "min": 0.0, "max": 5000.0, "step":0.01, "round": False}),
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"eps_s": ("FLOAT", {"default": 0.001, "min": 0.0, "max": 1.0, "step":0.0001, "round": False}),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/schedulers"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, steps, beta_d, beta_min, eps_s):
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sigmas = k_diffusion_sampling.get_sigmas_vp(n=steps, beta_d=beta_d, beta_min=beta_min, eps_s=eps_s)
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return (sigmas, )
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class SplitSigmas:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"sigmas": ("SIGMAS", ),
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"step": ("INT", {"default": 0, "min": 0, "max": 10000}),
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}
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}
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RETURN_TYPES = ("SIGMAS","SIGMAS")
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RETURN_NAMES = ("high_sigmas", "low_sigmas")
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CATEGORY = "sampling/custom_sampling/sigmas"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, sigmas, step):
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sigmas1 = sigmas[:step + 1]
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sigmas2 = sigmas[step:]
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return (sigmas1, sigmas2)
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class SplitSigmasDenoise:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"sigmas": ("SIGMAS", ),
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"denoise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01}),
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}
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}
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RETURN_TYPES = ("SIGMAS","SIGMAS")
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RETURN_NAMES = ("high_sigmas", "low_sigmas")
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CATEGORY = "sampling/custom_sampling/sigmas"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, sigmas, denoise):
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steps = max(sigmas.shape[-1] - 1, 0)
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total_steps = round(steps * denoise)
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sigmas1 = sigmas[:-(total_steps)]
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sigmas2 = sigmas[-(total_steps + 1):]
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return (sigmas1, sigmas2)
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class FlipSigmas:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"sigmas": ("SIGMAS", ),
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}
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}
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RETURN_TYPES = ("SIGMAS",)
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CATEGORY = "sampling/custom_sampling/sigmas"
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FUNCTION = "get_sigmas"
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def get_sigmas(self, sigmas):
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if len(sigmas) == 0:
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return (sigmas,)
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sigmas = sigmas.flip(0)
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if sigmas[0] == 0:
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sigmas[0] = 0.0001
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return (sigmas,)
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class KSamplerSelect:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"sampler_name": (comfy.samplers.SAMPLER_NAMES, ),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, sampler_name):
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sampler = comfy.samplers.sampler_object(sampler_name)
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return (sampler, )
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class SamplerDPMPP_3M_SDE:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"eta": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"s_noise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"noise_device": (['gpu', 'cpu'], ),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, eta, s_noise, noise_device):
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if noise_device == 'cpu':
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sampler_name = "dpmpp_3m_sde"
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else:
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sampler_name = "dpmpp_3m_sde_gpu"
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sampler = comfy.samplers.ksampler(sampler_name, {"eta": eta, "s_noise": s_noise})
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return (sampler, )
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class SamplerDPMPP_2M_SDE:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"solver_type": (['midpoint', 'heun'], ),
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"eta": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"s_noise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"noise_device": (['gpu', 'cpu'], ),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, solver_type, eta, s_noise, noise_device):
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if noise_device == 'cpu':
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sampler_name = "dpmpp_2m_sde"
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else:
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sampler_name = "dpmpp_2m_sde_gpu"
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sampler = comfy.samplers.ksampler(sampler_name, {"eta": eta, "s_noise": s_noise, "solver_type": solver_type})
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return (sampler, )
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class SamplerDPMPP_SDE:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"eta": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"s_noise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"r": ("FLOAT", {"default": 0.5, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"noise_device": (['gpu', 'cpu'], ),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, eta, s_noise, r, noise_device):
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if noise_device == 'cpu':
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sampler_name = "dpmpp_sde"
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else:
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sampler_name = "dpmpp_sde_gpu"
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sampler = comfy.samplers.ksampler(sampler_name, {"eta": eta, "s_noise": s_noise, "r": r})
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return (sampler, )
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class SamplerEulerAncestral:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"eta": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"s_noise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, eta, s_noise):
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sampler = comfy.samplers.ksampler("euler_ancestral", {"eta": eta, "s_noise": s_noise})
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return (sampler, )
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class SamplerEulerAncestralCFGPP:
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@classmethod
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def INPUT_TYPES(s):
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return {
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"required": {
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"eta": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step":0.01, "round": False}),
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"s_noise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0, "step":0.01, "round": False}),
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}}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, eta, s_noise):
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sampler = comfy.samplers.ksampler(
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"euler_ancestral_cfg_pp",
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{"eta": eta, "s_noise": s_noise})
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return (sampler, )
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class SamplerLMS:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"order": ("INT", {"default": 4, "min": 1, "max": 100}),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, order):
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sampler = comfy.samplers.ksampler("lms", {"order": order})
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return (sampler, )
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class SamplerDPMAdaptative:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"order": ("INT", {"default": 3, "min": 2, "max": 3}),
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"rtol": ("FLOAT", {"default": 0.05, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"atol": ("FLOAT", {"default": 0.0078, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"h_init": ("FLOAT", {"default": 0.05, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"pcoeff": ("FLOAT", {"default": 0.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"icoeff": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"dcoeff": ("FLOAT", {"default": 0.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"accept_safety": ("FLOAT", {"default": 0.81, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"eta": ("FLOAT", {"default": 0.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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"s_noise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step":0.01, "round": False}),
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}
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}
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RETURN_TYPES = ("SAMPLER",)
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CATEGORY = "sampling/custom_sampling/samplers"
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FUNCTION = "get_sampler"
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def get_sampler(self, order, rtol, atol, h_init, pcoeff, icoeff, dcoeff, accept_safety, eta, s_noise):
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sampler = comfy.samplers.ksampler("dpm_adaptive", {"order": order, "rtol": rtol, "atol": atol, "h_init": h_init, "pcoeff": pcoeff,
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"icoeff": icoeff, "dcoeff": dcoeff, "accept_safety": accept_safety, "eta": eta,
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"s_noise":s_noise })
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return (sampler, )
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class Noise_EmptyNoise:
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def __init__(self):
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self.seed = 0
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def generate_noise(self, input_latent):
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latent_image = input_latent["samples"]
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return torch.zeros(latent_image.shape, dtype=latent_image.dtype, layout=latent_image.layout, device="cpu")
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class Noise_RandomNoise:
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def __init__(self, seed):
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self.seed = seed
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def generate_noise(self, input_latent):
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latent_image = input_latent["samples"]
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batch_inds = input_latent["batch_index"] if "batch_index" in input_latent else None
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return comfy.sample.prepare_noise(latent_image, self.seed, batch_inds)
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class SamplerCustom:
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"model": ("MODEL",),
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"add_noise": ("BOOLEAN", {"default": True}),
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"noise_seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
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"cfg": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0, "step":0.1, "round": 0.01}),
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"positive": ("CONDITIONING", ),
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"negative": ("CONDITIONING", ),
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"sampler": ("SAMPLER", ),
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"sigmas": ("SIGMAS", ),
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"latent_image": ("LATENT", ),
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}
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}
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RETURN_TYPES = ("LATENT","LATENT")
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RETURN_NAMES = ("output", "denoised_output")
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FUNCTION = "sample"
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CATEGORY = "sampling/custom_sampling"
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def sample(self, model, add_noise, noise_seed, cfg, positive, negative, sampler, sigmas, latent_image):
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latent = latent_image
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latent_image = latent["samples"]
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latent = latent.copy()
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latent_image = comfy.sample.fix_empty_latent_channels(model, latent_image)
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latent["samples"] = latent_image
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|
|
if not add_noise:
|
|
noise = Noise_EmptyNoise().generate_noise(latent)
|
|
else:
|
|
noise = Noise_RandomNoise(noise_seed).generate_noise(latent)
|
|
|
|
noise_mask = None
|
|
if "noise_mask" in latent:
|
|
noise_mask = latent["noise_mask"]
|
|
|
|
x0_output = {}
|
|
callback = latent_preview.prepare_callback(model, sigmas.shape[-1] - 1, x0_output)
|
|
|
|
disable_pbar = not comfy.utils.PROGRESS_BAR_ENABLED
|
|
samples = comfy.sample.sample_custom(model, noise, cfg, sampler, sigmas, positive, negative, latent_image, noise_mask=noise_mask, callback=callback, disable_pbar=disable_pbar, seed=noise_seed)
|
|
|
|
out = latent.copy()
|
|
out["samples"] = samples
|
|
if "x0" in x0_output:
|
|
out_denoised = latent.copy()
|
|
out_denoised["samples"] = model.model.process_latent_out(x0_output["x0"].cpu())
|
|
else:
|
|
out_denoised = out
|
|
return (out, out_denoised)
|
|
|
|
class Guider_Basic(comfy.samplers.CFGGuider):
|
|
def set_conds(self, positive):
|
|
self.inner_set_conds({"positive": positive})
|
|
|
|
class BasicGuider:
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"model": ("MODEL",),
|
|
"conditioning": ("CONDITIONING", ),
|
|
}
|
|
}
|
|
|
|
RETURN_TYPES = ("GUIDER",)
|
|
|
|
FUNCTION = "get_guider"
|
|
CATEGORY = "sampling/custom_sampling/guiders"
|
|
|
|
def get_guider(self, model, conditioning):
|
|
guider = Guider_Basic(model)
|
|
guider.set_conds(conditioning)
|
|
return (guider,)
|
|
|
|
class CFGGuider:
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"model": ("MODEL",),
|
|
"positive": ("CONDITIONING", ),
|
|
"negative": ("CONDITIONING", ),
|
|
"cfg": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0, "step":0.1, "round": 0.01}),
|
|
}
|
|
}
|
|
|
|
RETURN_TYPES = ("GUIDER",)
|
|
|
|
FUNCTION = "get_guider"
|
|
CATEGORY = "sampling/custom_sampling/guiders"
|
|
|
|
def get_guider(self, model, positive, negative, cfg):
|
|
guider = comfy.samplers.CFGGuider(model)
|
|
guider.set_conds(positive, negative)
|
|
guider.set_cfg(cfg)
|
|
return (guider,)
|
|
|
|
class Guider_DualCFG(comfy.samplers.CFGGuider):
|
|
def set_cfg(self, cfg1, cfg2):
|
|
self.cfg1 = cfg1
|
|
self.cfg2 = cfg2
|
|
|
|
def set_conds(self, positive, middle, negative):
|
|
middle = node_helpers.conditioning_set_values(middle, {"prompt_type": "negative"})
|
|
self.inner_set_conds({"positive": positive, "middle": middle, "negative": negative})
|
|
|
|
def predict_noise(self, x, timestep, model_options={}, seed=None):
|
|
negative_cond = self.conds.get("negative", None)
|
|
middle_cond = self.conds.get("middle", None)
|
|
|
|
out = comfy.samplers.calc_cond_batch(self.inner_model, [negative_cond, middle_cond, self.conds.get("positive", None)], x, timestep, model_options)
|
|
return comfy.samplers.cfg_function(self.inner_model, out[1], out[0], self.cfg2, x, timestep, model_options=model_options, cond=middle_cond, uncond=negative_cond) + (out[2] - out[1]) * self.cfg1
|
|
|
|
class DualCFGGuider:
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"model": ("MODEL",),
|
|
"cond1": ("CONDITIONING", ),
|
|
"cond2": ("CONDITIONING", ),
|
|
"negative": ("CONDITIONING", ),
|
|
"cfg_conds": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0, "step":0.1, "round": 0.01}),
|
|
"cfg_cond2_negative": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0, "step":0.1, "round": 0.01}),
|
|
}
|
|
}
|
|
|
|
RETURN_TYPES = ("GUIDER",)
|
|
|
|
FUNCTION = "get_guider"
|
|
CATEGORY = "sampling/custom_sampling/guiders"
|
|
|
|
def get_guider(self, model, cond1, cond2, negative, cfg_conds, cfg_cond2_negative):
|
|
guider = Guider_DualCFG(model)
|
|
guider.set_conds(cond1, cond2, negative)
|
|
guider.set_cfg(cfg_conds, cfg_cond2_negative)
|
|
return (guider,)
|
|
|
|
class DisableNoise:
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":{
|
|
}
|
|
}
|
|
|
|
RETURN_TYPES = ("NOISE",)
|
|
FUNCTION = "get_noise"
|
|
CATEGORY = "sampling/custom_sampling/noise"
|
|
|
|
def get_noise(self):
|
|
return (Noise_EmptyNoise(),)
|
|
|
|
|
|
class RandomNoise(DisableNoise):
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":{
|
|
"noise_seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
|
|
}
|
|
}
|
|
|
|
def get_noise(self, noise_seed):
|
|
return (Noise_RandomNoise(noise_seed),)
|
|
|
|
|
|
class SamplerCustomAdvanced:
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"noise": ("NOISE", ),
|
|
"guider": ("GUIDER", ),
|
|
"sampler": ("SAMPLER", ),
|
|
"sigmas": ("SIGMAS", ),
|
|
"latent_image": ("LATENT", ),
|
|
}
|
|
}
|
|
|
|
RETURN_TYPES = ("LATENT","LATENT")
|
|
RETURN_NAMES = ("output", "denoised_output")
|
|
|
|
FUNCTION = "sample"
|
|
|
|
CATEGORY = "sampling/custom_sampling"
|
|
|
|
def sample(self, noise, guider, sampler, sigmas, latent_image):
|
|
latent = latent_image
|
|
latent_image = latent["samples"]
|
|
latent = latent.copy()
|
|
latent_image = comfy.sample.fix_empty_latent_channels(guider.model_patcher, latent_image)
|
|
latent["samples"] = latent_image
|
|
|
|
noise_mask = None
|
|
if "noise_mask" in latent:
|
|
noise_mask = latent["noise_mask"]
|
|
|
|
x0_output = {}
|
|
callback = latent_preview.prepare_callback(guider.model_patcher, sigmas.shape[-1] - 1, x0_output)
|
|
|
|
disable_pbar = not comfy.utils.PROGRESS_BAR_ENABLED
|
|
samples = guider.sample(noise.generate_noise(latent), latent_image, sampler, sigmas, denoise_mask=noise_mask, callback=callback, disable_pbar=disable_pbar, seed=noise.seed)
|
|
samples = samples.to(comfy.model_management.intermediate_device())
|
|
|
|
out = latent.copy()
|
|
out["samples"] = samples
|
|
if "x0" in x0_output:
|
|
out_denoised = latent.copy()
|
|
out_denoised["samples"] = guider.model_patcher.model.process_latent_out(x0_output["x0"].cpu())
|
|
else:
|
|
out_denoised = out
|
|
return (out, out_denoised)
|
|
|
|
class AddNoise:
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"model": ("MODEL",),
|
|
"noise": ("NOISE", ),
|
|
"sigmas": ("SIGMAS", ),
|
|
"latent_image": ("LATENT", ),
|
|
}
|
|
}
|
|
|
|
RETURN_TYPES = ("LATENT",)
|
|
|
|
FUNCTION = "add_noise"
|
|
|
|
CATEGORY = "_for_testing/custom_sampling/noise"
|
|
|
|
def add_noise(self, model, noise, sigmas, latent_image):
|
|
if len(sigmas) == 0:
|
|
return latent_image
|
|
|
|
latent = latent_image
|
|
latent_image = latent["samples"]
|
|
|
|
noisy = noise.generate_noise(latent)
|
|
|
|
model_sampling = model.get_model_object("model_sampling")
|
|
process_latent_out = model.get_model_object("process_latent_out")
|
|
process_latent_in = model.get_model_object("process_latent_in")
|
|
|
|
if len(sigmas) > 1:
|
|
scale = torch.abs(sigmas[0] - sigmas[-1])
|
|
else:
|
|
scale = sigmas[0]
|
|
|
|
if torch.count_nonzero(latent_image) > 0: #Don't shift the empty latent image.
|
|
latent_image = process_latent_in(latent_image)
|
|
noisy = model_sampling.noise_scaling(scale, noisy, latent_image)
|
|
noisy = process_latent_out(noisy)
|
|
noisy = torch.nan_to_num(noisy, nan=0.0, posinf=0.0, neginf=0.0)
|
|
|
|
out = latent.copy()
|
|
out["samples"] = noisy
|
|
return (out,)
|
|
|
|
|
|
NODE_CLASS_MAPPINGS = {
|
|
"SamplerCustom": SamplerCustom,
|
|
"BasicScheduler": BasicScheduler,
|
|
"KarrasScheduler": KarrasScheduler,
|
|
"ExponentialScheduler": ExponentialScheduler,
|
|
"PolyexponentialScheduler": PolyexponentialScheduler,
|
|
"VPScheduler": VPScheduler,
|
|
"BetaSamplingScheduler": BetaSamplingScheduler,
|
|
"SDTurboScheduler": SDTurboScheduler,
|
|
"KSamplerSelect": KSamplerSelect,
|
|
"SamplerEulerAncestral": SamplerEulerAncestral,
|
|
"SamplerEulerAncestralCFGPP": SamplerEulerAncestralCFGPP,
|
|
"SamplerLMS": SamplerLMS,
|
|
"SamplerDPMPP_3M_SDE": SamplerDPMPP_3M_SDE,
|
|
"SamplerDPMPP_2M_SDE": SamplerDPMPP_2M_SDE,
|
|
"SamplerDPMPP_SDE": SamplerDPMPP_SDE,
|
|
"SamplerDPMAdaptative": SamplerDPMAdaptative,
|
|
"SplitSigmas": SplitSigmas,
|
|
"SplitSigmasDenoise": SplitSigmasDenoise,
|
|
"FlipSigmas": FlipSigmas,
|
|
|
|
"CFGGuider": CFGGuider,
|
|
"DualCFGGuider": DualCFGGuider,
|
|
"BasicGuider": BasicGuider,
|
|
"RandomNoise": RandomNoise,
|
|
"DisableNoise": DisableNoise,
|
|
"AddNoise": AddNoise,
|
|
"SamplerCustomAdvanced": SamplerCustomAdvanced,
|
|
}
|
|
|
|
NODE_DISPLAY_NAME_MAPPINGS = {
|
|
"SamplerEulerAncestralCFGPP": "SamplerEulerAncestralCFG++",
|
|
} |