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-rw-r--r--modules/sd_samplers_kdiffusion.py8
1 files changed, 6 insertions, 2 deletions
diff --git a/modules/sd_samplers_kdiffusion.py b/modules/sd_samplers_kdiffusion.py
index b9e0d577..8a8c87e0 100644
--- a/modules/sd_samplers_kdiffusion.py
+++ b/modules/sd_samplers_kdiffusion.py
@@ -148,7 +148,7 @@ class KDiffusionSampler(sd_samplers_common.Sampler):
if opts.img2img_extra_noise > 0:
p.extra_generation_params["Extra noise"] = opts.img2img_extra_noise
- extra_noise_params = ExtraNoiseParams(noise, x)
+ extra_noise_params = ExtraNoiseParams(noise, x, xi)
extra_noise_callback(extra_noise_params)
noise = extra_noise_params.noise
xi += noise * opts.img2img_extra_noise
@@ -197,7 +197,11 @@ class KDiffusionSampler(sd_samplers_common.Sampler):
sigmas = self.get_sigmas(p, steps)
- x = x * sigmas[0]
+ if opts.sgm_noise_multiplier:
+ p.extra_generation_params["SGM noise multiplier"] = True
+ x = x * torch.sqrt(1.0 + sigmas[0] ** 2.0)
+ else:
+ x = x * sigmas[0]
extra_params_kwargs = self.initialize(p)
parameters = inspect.signature(self.func).parameters