xinyun/ComfyUI-Hunyuan3DWrapper
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Add instant-meshes remesh

Browse Source 
https://github.com/vork/PyNanoInstantMeshes/tree/main
This commit is contained in:
kijai 2025-01-27 16:37:55 +02:00
parent a53d0e3f56
commit e175644f66
1 changed files with 52 additions and 2 deletions
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54
nodes.py
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@ -930,6 +930,7 @@ class Hy3DLoadMesh:
return (mesh,)
class Hy3DGenerateMesh:
@classmethod
def INPUT_TYPES(s):
@ -1066,6 +1067,53 @@ class Hy3DPostprocessMesh:
return (new_mesh, )
class Hy3DIMRemesh:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"mesh": ("HY3DMESH",),
"merge_vertices": ("BOOLEAN", {"default": True}),
"vertex_count": ("INT", {"default": 10000, "min": 100, "max": 10000000, "step": 1}),
"smooth_iter": ("INT", {"default": 8, "min": 0, "max": 100, "step": 1}),
"align_to_boundaries": ("BOOLEAN", {"default": True}),
"triangulate_result": ("BOOLEAN", {"default": True}),
},
}
RETURN_TYPES = ("HY3DMESH",)
RETURN_NAMES = ("mesh",)
FUNCTION = "remesh"
CATEGORY = "Hunyuan3DWrapper"
DESCRIPTION = "Remeshes the mesh using instant-meshes: https://github.com/wjakob/instant-meshes, Note: this will remove all vertex colors and textures."
def remesh(self, mesh, merge_vertices, vertex_count, smooth_iter, align_to_boundaries, triangulate_result):
try:
import pynanoinstantmeshes as PyNIM
except ImportError:
raise ImportError("pynanoinstantmeshes not found. Please install it using 'pip install pynanoinstantmeshes'")
new_mesh = mesh.copy()
if merge_vertices:
mesh.merge_vertices(new_mesh)
new_verts, new_faces = PyNIM.remesh(
np.array(mesh.vertices, dtype=np.float32),
np.array(mesh.faces, dtype=np.uint32),
vertex_count,
align_to_boundaries=align_to_boundaries,
smooth_iter=smooth_iter
)
if new_verts.shape[0] - 1 != new_faces.max():
# Skip test as the meshing failed
raise ValueError("Instant-meshes failed to remesh the mesh")
new_verts = new_verts.astype(np.float32)
if triangulate_result:
new_faces = trimesh.geometry.triangulate_quads(new_faces)
new_mesh = trimesh.Trimesh(new_verts, new_faces)
return (new_mesh, )
class Hy3DGetMeshPBRTextures:
@classmethod
def INPUT_TYPES(s):
@ -1221,7 +1269,8 @@ NODE_CLASS_MAPPINGS = {
"Hy3DSetMeshPBRAttributes": Hy3DSetMeshPBRAttributes,
"Hy3DVAEDecode": Hy3DVAEDecode,
"Hy3DRenderSingleView": Hy3DRenderSingleView,
"Hy3DDiffusersSchedulerConfig": Hy3DDiffusersSchedulerConfig
"Hy3DDiffusersSchedulerConfig": Hy3DDiffusersSchedulerConfig,
"Hy3DIMRemesh": Hy3DIMRemesh
}
NODE_DISPLAY_NAME_MAPPINGS = {
"Hy3DModelLoader": "Hy3DModelLoader",
@ -1247,5 +1296,6 @@ NODE_DISPLAY_NAME_MAPPINGS = {
"Hy3DSetMeshPBRAttributes": "Hy3D Set Mesh PBR Attributes",
"Hy3DVAEDecode": "Hy3D VAE Decode",
"Hy3DRenderSingleView": "Hy3D Render SingleView",
"Hy3DDiffusersSchedulerConfig": "Hy3D Diffusers Scheduler Config"
"Hy3DDiffusersSchedulerConfig": "Hy3D Diffusers Scheduler Config",
"Hy3DIMRemesh": "Hy3D Instant-Meshes Remesh"
}