Make the SkipLayerGuidanceDIT node work on WAN.

This commit is contained in:
comfyanonymous 2025-03-14 10:55:19 -04:00
parent 9c98c6358b
commit 6a0daa79b6

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@ -384,6 +384,7 @@ class WanModel(torch.nn.Module):
context,
clip_fea=None,
freqs=None,
transformer_options={},
):
r"""
Forward pass through the diffusion model
@ -429,8 +430,18 @@ class WanModel(torch.nn.Module):
freqs=freqs,
context=context)
for block in self.blocks:
x = block(x, **kwargs)
patches_replace = transformer_options.get("patches_replace", {})
blocks_replace = patches_replace.get("dit", {})
for i, block in enumerate(self.blocks):
if ("double_block", i) in blocks_replace:
def block_wrap(args):
out = {}
out["img"] = block(args["img"], context=args["txt"], e=args["vec"], freqs=args["pe"])
return out
out = blocks_replace[("double_block", i)]({"img": x, "txt": context, "vec": e0, "pe": freqs}, {"original_block": block_wrap})
x = out["img"]
else:
x = block(x, e=e0, freqs=freqs, context=context)
# head
x = self.head(x, e)
@ -439,7 +450,7 @@ class WanModel(torch.nn.Module):
x = self.unpatchify(x, grid_sizes)
return x
def forward(self, x, timestep, context, clip_fea=None, **kwargs):
def forward(self, x, timestep, context, clip_fea=None, transformer_options={},**kwargs):
bs, c, t, h, w = x.shape
x = comfy.ldm.common_dit.pad_to_patch_size(x, self.patch_size)
patch_size = self.patch_size
@ -453,7 +464,7 @@ class WanModel(torch.nn.Module):
img_ids = repeat(img_ids, "t h w c -> b (t h w) c", b=bs)
freqs = self.rope_embedder(img_ids).movedim(1, 2)
return self.forward_orig(x, timestep, context, clip_fea=clip_fea, freqs=freqs)[:, :, :t, :h, :w]
return self.forward_orig(x, timestep, context, clip_fea=clip_fea, freqs=freqs, transformer_options=transformer_options)[:, :, :t, :h, :w]
def unpatchify(self, x, grid_sizes):
r"""