Skip creating useless noise in res_multistep sampler. (#15339)

2026-08-06 15:17:44 -07:00 · 2026-08-06 15:17:44 -07:00 · 88fec4b605
parent bdcb886a47
commit 88fec4b605
1 changed files with 1 additions and 1 deletions
--- a/comfy/k_diffusion/sampling.py
+++ b/comfy/k_diffusion/sampling.py
@ -1445,7 +1445,7 @@ def res_multistep(model, x, sigmas, extra_args=None, callback=None, disable=None
                x = sigma_fn(h) * x + h * (b1 * denoised + b2 * old_denoised)

        # Noise addition
-        if sigmas[i + 1] > 0:
+        if sigma_up > 0:
            x = x + noise_sampler(sigmas[i], sigmas[i + 1]) * s_noise * sigma_up

        if cfg_pp: