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This commit is contained in:
Yousef Rafat 2026-02-20 17:39:44 +02:00
parent 6191cd86bf
commit c5a750205d
2 changed files with 20 additions and 7 deletions
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14
comfy/ldm/trellis2/model.py
View File

@ -8,6 +8,7 @@ from comfy.ldm.trellis2.attention import (
)
from comfy.ldm.genmo.joint_model.layers import TimestepEmbedder
from comfy.ldm.flux.math import apply_rope, apply_rope1
import builtins
class SparseGELU(nn.GELU):
def forward(self, input: VarLenTensor) -> VarLenTensor:
@ -481,6 +482,8 @@ class SLatFlowModel(nn.Module):
if isinstance(cond, list):
cond = VarLenTensor.from_tensor_list(cond)
dtype = next(self.input_layer.parameters()).dtype
x = x.to(dtype)
h = self.input_layer(x)
h = manual_cast(h, self.dtype)
t_emb = self.t_embedder(t, out_dtype = t.dtype)
@ -832,8 +835,14 @@ class Trellis2(nn.Module):
_, cond = context.chunk(2)
cond = embeds.chunk(2)[0]
context = torch.cat([torch.zeros_like(cond), cond])
mode = kwargs.get("generation_mode")
coords = kwargs.get("coords")
mode = getattr(builtins, "TRELLIS_MODE", "structure_generation")
coords = getattr(builtins, "TRELLIS_COORDS", None)
if coords is not None:
x = x.squeeze(0)
not_struct_mode = True
else:
mode = "structure_generation"
not_struct_mode = False
transformer_options = kwargs.get("transformer_options")
sigmas = transformer_options.get("sigmas")[0].item()
if sigmas < 1.00001:
@ -842,7 +851,6 @@ class Trellis2(nn.Module):
shape_rule = sigmas < self.guidance_interval[0] or sigmas > self.guidance_interval[1]
txt_rule = sigmas < self.guidance_interval_txt[0] or sigmas > self.guidance_interval_txt[1]
not_struct_mode = mode in ["shape_generation", "texture_generation"]
if not_struct_mode:
x = SparseTensor(feats=x, coords=coords)

13
comfy_extras/nodes_trellis2.py
View File

@ -4,6 +4,7 @@ import torch
import comfy.model_management
from PIL import Image
import numpy as np
import builtins
shape_slat_normalization = {
"mean": torch.tensor([
@ -268,8 +269,10 @@ class EmptyShapeLatentTrellis2(IO.ComfyNode):
decoded = structure_output.data.unsqueeze(1)
coords = torch.argwhere(decoded.bool())[:, [0, 2, 3, 4]].int()
in_channels = 32
latent = torch.randn(coords.shape[0], in_channels)
return IO.NodeOutput({"samples": latent, "type": "trellis2", "generation_mode": "shape_generation", "coords": coords})
latent = torch.randn(1, coords.shape[0], in_channels)
builtins.TRELLIS_MODE = "shape_generation"
builtins.TRELLIS_COORDS = coords
return IO.NodeOutput({"samples": latent, "type": "trellis2"})
class EmptyTextureLatentTrellis2(IO.ComfyNode):
@classmethod
@ -292,7 +295,9 @@ class EmptyTextureLatentTrellis2(IO.ComfyNode):
coords = torch.argwhere(decoded.bool())[:, [0, 2, 3, 4]].int()
in_channels = 32
latent = torch.randn(coords.shape[0], in_channels - structure_output.feats.shape[1])
return IO.NodeOutput({"samples": latent, "type": "trellis2", "generation_mode": "texture_generation", "coords": coords})
builtins.TRELLIS_MODE = "texture_generation"
builtins.TRELLIS_COORDS = coords
return IO.NodeOutput({"samples": latent, "type": "trellis2"})
class EmptyStructureLatentTrellis2(IO.ComfyNode):
@classmethod
@ -312,7 +317,7 @@ class EmptyStructureLatentTrellis2(IO.ComfyNode):
in_channels = 8
resolution = 16
latent = torch.randn(batch_size, in_channels, resolution, resolution, resolution)
return IO.NodeOutput({"samples": latent, "type": "trellis2", "generation_mode": "structure_generation"})
return IO.NodeOutput({"samples": latent, "type": "trellis2"})
def simplify_fn(vertices, faces, target=100000):