Add bake texture related nodes and classes

This commit is contained in:
MrForExample
2024-01-06 21:19:47 +01:00
parent 1c4ec038d0
commit 0d5e579ff4
6 changed files with 345 additions and 59 deletions
+5 -5
View File
@@ -1,11 +1,9 @@
#__all__ = ['NODE_CLASS_MAPPINGS', 'NODE_DISPLAY_NAME_MAPPINGS']
import importlib
import inspect
NODE_CLASS_MAPPINGS = {}
NODE_DISPLAY_NAME_MAPPINGS = {}
import importlib
import inspect
nodes_filename = "nodes"
module = importlib.import_module(f".{nodes_filename}", package=__name__)
for name, cls in inspect.getmembers(module, inspect.isclass):
@@ -16,4 +14,6 @@ for name, cls in inspect.getmembers(module, inspect.isclass):
disp = f"{name}"
NODE_CLASS_MAPPINGS[node] = cls
NODE_DISPLAY_NAME_MAPPINGS[node] = disp
NODE_DISPLAY_NAME_MAPPINGS[node] = disp
__all__ = ['NODE_CLASS_MAPPINGS', 'NODE_DISPLAY_NAME_MAPPINGS']
+21 -19
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@@ -7,7 +7,7 @@ import torch.nn as nn
import torch.nn.functional as F
import nvdiffrast.torch as dr
from ..mesh_processer.mesh import Mesh, safe_normalize
from ..mesh_processer.mesh import safe_normalize
def scale_img_nhwc(x, size, mag='bilinear', min='bilinear'):
assert (x.shape[1] >= size[0] and x.shape[2] >= size[1]) or (x.shape[1] < size[0] and x.shape[2] < size[1]), "Trying to magnify image in one dimension and minify in the other"
@@ -38,41 +38,41 @@ def make_divisible(x, m=8):
return int(math.ceil(x / m) * m)
class Renderer(nn.Module):
def __init__(self, opt):
def __init__(self, mesh, force_cuda_rast):
super().__init__()
self.opt = opt
self.mesh = mesh
self.mesh = Mesh.load(self.opt.mesh, resize=False)
if not self.opt.force_cuda_rast and (not self.opt.gui or os.name == 'nt'):
self.glctx = dr.RasterizeGLContext()
else:
if force_cuda_rast or os.name != 'nt':
self.glctx = dr.RasterizeCudaContext()
else:
self.glctx = dr.RasterizeGLContext()
# extract trainable parameters
self.v_offsets = nn.Parameter(torch.zeros_like(self.mesh.v))
self.raw_albedo = nn.Parameter(trunc_rev_sigmoid(self.mesh.albedo))
self.v_offsets = nn.Parameter(torch.zeros_like(self.mesh.v), requires_grad=True)
self.raw_albedo = nn.Parameter(trunc_rev_sigmoid(self.mesh.albedo), requires_grad=True)
def get_params(self):
def get_params(self, texture_lr, train_geo, geom_lr):
params = [
{'params': self.raw_albedo, 'lr': self.opt.texture_lr},
{'params': self.raw_albedo, 'lr': texture_lr},
]
if self.opt.train_geo:
params.append({'params': self.v_offsets, 'lr': self.opt.geom_lr})
self.train_geo = train_geo
if train_geo:
params.append({'params': self.v_offsets, 'lr': geom_lr})
return params
@torch.no_grad()
def export_mesh(self, save_path):
self.mesh.v = (self.mesh.v + self.v_offsets).detach()
self.mesh.albedo = torch.sigmoid(self.raw_albedo.detach())
self.mesh.write(save_path)
@torch.no_grad()
def update_mesh(self):
self.mesh.v = (self.mesh.v + self.v_offsets).detach()
self.mesh.albedo = torch.sigmoid(self.raw_albedo.detach())
def render(self, pose, proj, h0, w0, ssaa=1, bg_color=1, texture_filter='linear-mipmap-linear'):
@@ -86,7 +86,7 @@ class Renderer(nn.Module):
results = {}
# get v
if self.opt.train_geo:
if self.train_geo:
v = self.mesh.v + self.v_offsets # [N, 3]
else:
v = self.mesh.v
@@ -106,9 +106,10 @@ class Renderer(nn.Module):
texc, texc_db = dr.interpolate(self.mesh.vt.unsqueeze(0).contiguous(), rast, self.mesh.ft, rast_db=rast_db, diff_attrs='all')
albedo = dr.texture(self.raw_albedo.unsqueeze(0), texc, uv_da=texc_db, filter_mode=texture_filter) # [1, H, W, 3]
print(f"albedo = dr.texture: {albedo.requires_grad}")
albedo = torch.sigmoid(albedo)
# get vn and render normal
if self.opt.train_geo:
if self.train_geo:
i0, i1, i2 = self.mesh.f[:, 0].long(), self.mesh.f[:, 1].long(), self.mesh.f[:, 2].long()
v0, v1, v2 = v[i0, :], v[i1, :], v[i2, :]
@@ -133,6 +134,7 @@ class Renderer(nn.Module):
# antialias
albedo = dr.antialias(albedo, rast, v_clip, self.mesh.f).squeeze(0) # [H, W, 3]
print(f"albedo = dr.antialias: {albedo.requires_grad}")
albedo = alpha * albedo + (1 - alpha) * bg_color
# ssaa
+133 -2
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@@ -1,4 +1,135 @@
import sys
import random
from ..shared_utils.common_utils import get_persistent_directory
import torch
import torch.nn.functional as F
import numpy as np
from pytorch_msssim import SSIM, MS_SSIM
from ..diff_rast.diff_mesh_renderer import Renderer
from ..shared_utils.camera_utils import orbit_camera, OrbitCamera
class DiffTextureBaker:
def __init__(self, reference_images, reference_masks, reference_orbit_camera_poses, reference_orbit_camera_fovy, mesh,
training_iterations, batch_size, texture_learning_rate, train_mesh_geometry, geometry_learning_rate, ms_ssim_loss_weight, force_cuda_rasterize):
self.device = torch.device("cuda")
self.ref_imgs_num = len(reference_images)
self.all_ref_cam_poses = reference_orbit_camera_poses
self.ref_cam_fovy = reference_orbit_camera_fovy
self.ref_size_H = reference_images[0].shape[0]
self.ref_size_W = reference_images[0].shape[1]
self.cam = OrbitCamera(self.ref_size_W, self.ref_size_H, fovy=reference_orbit_camera_fovy)
# prepare main components for optimization
self.renderer = Renderer(mesh, force_cuda_rasterize).to(self.device)
self.optimizer = torch.optim.Adam(self.renderer.get_params(texture_learning_rate, train_mesh_geometry, geometry_learning_rate))
#self.ssim_loss = SSIM(data_range=1, size_average=True, channel=3)
self.ms_ssim_loss = MS_SSIM(data_range=1, size_average=True, channel=3)
self.lambda_ssim = ms_ssim_loss_weight
self.training_iterations = training_iterations
self.batch_size = batch_size
# prepare reference images and masks
ref_imgs_torch_list = []
ref_masks_torch_list = []
for i in range(self.ref_imgs_num):
ref_imgs_torch_list.append(self.prepare_img(reference_images[i]))
ref_masks_torch_list.append(self.prepare_img(reference_masks[i].unsqueeze(2)))
self.ref_imgs_torch = torch.cat(ref_imgs_torch_list, dim=0)
self.ref_masks_torch = torch.cat(ref_masks_torch_list, dim=0)
def prepare_img(self, img):
img_new = img.permute(2, 0, 1).unsqueeze(0).to(self.device)
img_new = F.interpolate(img_new, (self.ref_size_H, self.ref_size_W), mode="bilinear", align_corners=False).contiguous()
return img_new
def training(self):
starter = torch.cuda.Event(enable_timing=True)
ender = torch.cuda.Event(enable_timing=True)
starter.record()
ref_imgs_masked = []
for i in range(self.ref_imgs_num):
ref_imgs_masked.append((self.ref_imgs_torch[i] * self.ref_masks_torch[i]).unsqueeze(0))
ref_imgs_num_minus_1 = self.ref_imgs_num-1
for step in range(self.training_iterations):
### calculate loss between reference and rendered image from known view
loss = 0
masked_rendered_img_batch = []
masked_ref_img_batch = []
for _ in range(self.batch_size):
i = random.randint(0, ref_imgs_num_minus_1)
radius, elevation, azimuth, center_X, center_Y, center_Z = self.all_ref_cam_poses[i]
# render output
orbit_target = np.array([center_X, center_Y, center_Z], dtype=np.float32)
ref_pose = orbit_camera(elevation, azimuth, radius, target=orbit_target)
ref_cam = (ref_pose, self.cam.perspective)
out = self.renderer.render(*ref_cam, self.ref_size_H, self.ref_size_W, ssaa=1) #ssaa = min(2.0, max(0.125, 2 * np.random.random()))
image = out["image"] # [H, W, 3] in [0, 1]
image = image.permute(2, 0, 1).contiguous() # [3, H, W] in [0, 1]
#print(f"image.requires_grad: {image.requires_grad}")
image_masked = (image * self.ref_masks_torch[i]).unsqueeze(0)
#print(f"image_masked.requires_grad: {image_masked.requires_grad}")
#print(f"ref_imgs_masked[i].requires_grad: {ref_imgs_masked[i].requires_grad}")
masked_rendered_img_batch.append(image_masked)
masked_ref_img_batch.append(ref_imgs_masked[i])
masked_rendered_img_batch_torch = torch.cat(masked_rendered_img_batch, dim=0)
masked_ref_img_batch_torch = torch.cat(masked_ref_img_batch, dim=0)
# rgb loss
loss += (1 - self.lambda_ssim) * F.mse_loss(masked_rendered_img_batch_torch, masked_ref_img_batch_torch)
# D-SSIM loss
# [1, 3, H, W] in [0, 1]
#loss += self.lambda_ssim * (1 - self.ssim_loss(X, Y))
loss += self.lambda_ssim * (1 - self.ms_ssim_loss(masked_ref_img_batch_torch, masked_rendered_img_batch_torch))
print(f"masked_rendered_img_batch_torch.requires_grad: {masked_rendered_img_batch_torch.requires_grad}")
print(f"masked_ref_img_batch_torch.requires_grad: {masked_ref_img_batch_torch.requires_grad}")
print(f"loss.requires_grad: {loss.requires_grad}")
print(f"self.renderer.raw_albedo.requires_grad: {self.renderer.raw_albedo.requires_grad}")
# import kiui
# kiui.lo(hor, ver)
# kiui.vis.plot_image(image)
# optimize step
loss.backward()
self.optimizer.step()
self.optimizer.zero_grad()
torch.cuda.synchronize()
self.need_update = True
print(f"Step: {step}")
self.renderer.update_mesh()
ender.record()
t = starter.elapsed_time(ender)
def get_mesh_and_texture(self):
return (self.renderer.mesh, self.renderer.mesh.albedo, )
+4 -4
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@@ -49,7 +49,7 @@ class Mesh:
if path is None:
mesh = cls(**kwargs)
# obj supports face uv
elif path.endswith(".obj"):
elif path.lower().endswith(".obj"):
mesh = cls.load_obj(path, **kwargs)
# trimesh only supports vertex uv, but can load more formats
else:
@@ -421,11 +421,11 @@ class Mesh:
return self
def write(self, path):
if path.endswith(".ply"):
if path.lower().endswith(".ply"):
self.write_ply(path)
elif path.endswith(".obj"):
elif path.lower().endswith(".obj"):
self.write_obj(path)
elif path.endswith(".glb") or path.endswith(".gltf"):
elif path.lower().endswith(".glb") or path.lower().endswith(".gltf"):
self.write_glb(path)
else:
raise NotImplementedError(f"format {path} not supported!")
+179 -26
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@@ -1,12 +1,9 @@
import nodes
import torch
import torch.nn.functional as F
import numpy as np
import os
import math
import re
import folder_paths as comfy_paths
from pytorch_msssim import SSIM, MS_SSIM
from .diff_rast.diff_texturing import DiffTextureBaker
from .shared_utils.common_utils import cstr
from .mesh_processer.mesh import Mesh
@@ -18,7 +15,13 @@ MANIFEST = {
"description": "An extensive node suite that enables ComfyUI to process 3D inputs (Mesh & UV Texture, etc) using cutting edge algorithms (3DGS, NeRF, etc.)",
}
class Load_3D_File:
SUPPORTED_3D_EXTENSIONS = (
'.obj',
'.ply',
'.glb',
)
class Load_3D_Mesh:
@classmethod
def INPUT_TYPES(cls):
@@ -38,27 +41,136 @@ class Load_3D_File:
"mesh",
)
FUNCTION = "load_mesh"
CATEGORY = "ComfyUI3D"
SUPPORTED_3D_EXTENSIONS = (
'.obj',
'.ply',
'.glb',
)
CATEGORY = "ComfyUI3D/Import|Export"
def load_mesh(self, mesh_file_path, resize, renormal, retex):
mesh = None
if not os.path.isabs(mesh_file_path):
mesh_file_path = os.path.join(comfy_paths.input_directory, mesh_file_path)
if os.path.exists(mesh_file_path):
folder, file = os.path.split(self.filepath)
if file.lower().endswith(self.SUPPORTED_3D_EXTENSIONS):
mesh = Mesh.load(self.opt.mesh, resize, renormal, retex)
folder, filename = os.path.split(mesh_file_path)
if filename.lower().endswith(SUPPORTED_3D_EXTENSIONS):
mesh = Mesh.load(mesh_file_path, resize, renormal, retex)
else:
cstr(f"File name {file} does not end with supported 3D file extensions: {self.SUPPORTED_3D_EXTENSIONS}").error.print()
cstr(f"[{self.__class__.__name__}] File name {filename} does not end with supported 3D file extensions: {SUPPORTED_3D_EXTENSIONS}").error.print()
else:
cstr(f"File {mesh_file_path} does not exist").error.print()
cstr(f"[{self.__class__.__name__}] File {mesh_file_path} does not exist").error.print()
return (mesh, )
class Save_3D_Mesh:
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"mesh": ("MESH",),
"mesh_save_path": ("STRING", {"default": 'Mesh_[time(%Y-%m-%d)].obj', "multiline": False}),
},
}
OUTPUT_NODE = True
RETURN_TYPES = ()
FUNCTION = "save_mesh"
CATEGORY = "ComfyUI3D/Import|Export"
def save_mesh(self, mesh, mesh_save_path):
mesh_folder_path, filename = os.path.split(mesh_save_path)
if not os.path.isabs(mesh_save_path):
mesh_folder_path = os.path.join(comfy_paths.output_directory, mesh_folder_path)
mesh_save_path = os.path.join(mesh_folder_path, filename)
os.makedirs(mesh_folder_path, exist_ok=True)
if filename.lower().endswith(SUPPORTED_3D_EXTENSIONS):
mesh.export_mesh(mesh_save_path)
cstr(f"[{self.__class__.__name__}] saved model to {mesh_save_path}").msg.print()
else:
cstr(f"File name {filename} does not end with supported 3D file extensions: {SUPPORTED_3D_EXTENSIONS}").error.print()
return {"ui": {"mesh": mesh}}
class Generate_Orbit_Camera_Poses:
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"reference_images": ("IMAGE",),
"generate_pose_command": ("STRING", {
"default": "#([start_reference_image_index : end_reference_image_index], orbit_radius, elevation_angle [-90, 90], start_azimuth_angle [0, 360], end_azimuth_angle [0, 360])\n([0:30], 1.75, 0, 0, 360)",
"multiline": True
}),
},
}
OUTPUT_NODE = True
RETURN_TYPES = (
"ORBIT_CAMPOSES", # (orbit radius, elevation, azimuth, orbit center X, orbit center Y, orbit center Z)
)
RETURN_NAMES = (
"orbit_camposes",
)
FUNCTION = "get_camposes"
CATEGORY = "ComfyUI3D/Preprocessor"
class Slice_Camposes:
def __init__(self, start_reference_image_index, end_reference_image_index, camposes_start_to_end):
self.start_reference_image_index = start_reference_image_index
self.end_reference_image_index = end_reference_image_index
self.camposes_start_to_end = camposes_start_to_end
def get_camposes(self, reference_images, generate_pose_command):
orbit_camposes = []
self.ref_imgs_num_minus_1 = len(reference_images) - 1
# To match pattern ( [ start_reference_image_index : end_reference_image_index ] , orbit_radius, elevation_angle , start_azimuth_angle , end_azimuth_angle )
pattern = re.compile(r"\([ \t]*\[[ \t]*(\d+)[ \t]*:[ \t]*(\d+)[ \t]*\][ \t]*,[ \t]*([\d]+\.?[\d]*)[ \t]*,[ \t]*([\d]+\.?[\d]*)[ \t]*,[ \t]*([\d]+\.?[\d]*)[ \t]*,[ \t]*([\d]+\.?[\d]*)[ \t]*\)")
all_matches = pattern.findall(generate_pose_command)
all_slice_camposes = []
for match in all_matches:
start_reference_image_index, end_reference_image_index, orbit_radius, elevation_angle, start_azimuth_angle, end_azimuth_angle = (int(s) if i < 2 else float(s) for i, s in enumerate(match))
end_reference_image_index = min(end_reference_image_index, self.ref_imgs_num_minus_1)
if start_reference_image_index <= end_reference_image_index:
azimuth_imgs_num = end_reference_image_index - start_reference_image_index + 1
# calculate all the reference camera azimuth angles
camposes_start_to_end = []
if start_azimuth_angle > end_azimuth_angle:
azimuth_angle_interval = -(end_azimuth_angle + 360 - start_azimuth_angle) / azimuth_imgs_num
else:
azimuth_angle_interval = (end_azimuth_angle - start_azimuth_angle) / azimuth_imgs_num
now_azimuth_angle = start_azimuth_angle
for _ in range(azimuth_imgs_num):
camposes_start_to_end.append((orbit_radius, elevation_angle, now_azimuth_angle, 0.0, 0.0, 0.0))
now_azimuth_angle = (now_azimuth_angle + azimuth_angle_interval) % 360
all_slice_camposes.append(Generate_Orbit_Camera_Poses.Slice_Camposes(start_reference_image_index, end_reference_image_index, camposes_start_to_end))
else:
cstr(f"[{self.__class__.__name__}] start_reference_image_index: {start_reference_image_index} must smaller than or equal to end_reference_image_index: {end_reference_image_index}").error.print()
all_slice_camposes = sorted(all_slice_camposes, key=lambda slice_camposes:slice_camposes.start_reference_image_index)
last_end_index_plus_1 = 0
for slice_camposes in all_slice_camposes:
if last_end_index_plus_1 == slice_camposes.start_reference_image_index:
orbit_camposes.extend(slice_camposes.camposes_start_to_end)
last_end_index_plus_1 = slice_camposes.end_reference_image_index + 1
else:
orbit_camposes = []
cstr(f"[{self.__class__.__name__}] Last end_reference_image_index: {end_reference_image_index} plus 1 must equal to current start_reference_image_index: {start_reference_image_index}").error.print()
return (orbit_camposes, )
class Gaussian_Splatting:
@classmethod
@@ -76,7 +188,7 @@ class Gaussian_Splatting:
"raw_3DGS",
)
FUNCTION = "run_3DGS"
CATEGORY = "ComfyUI3D"
CATEGORY = "ComfyUI3D/Algorithm"
def run_3DGS(self, reference_images):
raw_3DGS = None
@@ -85,25 +197,66 @@ class Gaussian_Splatting:
class Bake_Texture_To_Mesh:
def __init__(self):
self.need_update = False
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"reference_images": ("IMAGE",),
"mesh": ("MESH")
"reference_masks": ("MASK",),
"reference_orbit_camera_poses": ("ORBIT_CAMPOSES",), # (orbit radius, elevation, azimuth, orbit center X, orbit center Y, orbit center Z)
"reference_orbit_camera_fovy": ("FLOAT", {"default": 49.1, "min": 0.0, "max": 180.0, "step": 0.1}),
"mesh": ("MESH",),
"training_iterations": ("INT", {"default": 1000, "min": 1, "max": 100000}),
"batch_size": ("INT", {"default": 5, "min": 1, "max": 0xffffffffffffffff}),
"texture_learning_rate": ("FLOAT", {"default": 0.1, "min": 0.0, "max": 1.0, "step": 0.01}),
"train_mesh_geometry": ("BOOLEAN", {"default": False},),
"geometry_learning_rate": ("FLOAT", {"default": 0.01, "min": 0.0, "max": 0.1, "step": 0.001}),
"ms_ssim_loss_weight": ("FLOAT", {"default": 0.5, "min": 0.0, "max": 1.0, "step": 0.01}),
"force_cuda_rasterize": ("BOOLEAN", {"default": False},),
},
}
RETURN_TYPES = (
"MESH",
"IMAGE",
)
RETURN_NAMES = (
"baked_texture",
"trained_mesh",
"baked_texture", # [1, H, W, 3]
)
FUNCTION = "bake_texture"
CATEGORY = "ComfyUI3D"
CATEGORY = "ComfyUI3D/Algorithm"
def bake_texture(self, reference_images, mesh):
def bake_texture(self, reference_images, reference_masks, reference_orbit_camera_poses, reference_orbit_camera_fovy, mesh,
training_iterations, batch_size, texture_learning_rate, train_mesh_geometry, geometry_learning_rate, ms_ssim_loss_weight, force_cuda_rasterize):
trained_mesh = None
baked_texture = None
return (baked_texture, )
ref_imgs_num = len(reference_images)
ref_masks_num = len(reference_masks)
if ref_imgs_num == ref_masks_num:
ref_cam_poses_num = len(reference_orbit_camera_poses)
if ref_imgs_num == ref_cam_poses_num:
if batch_size > ref_imgs_num:
cstr(f"[{self.__class__.__name__}] Batch size {batch_size} is bigger than number of reference images {ref_imgs_num}! Set batch size to {ref_imgs_num} instead").warning.print()
batch_size = ref_imgs_num
texture_baker = DiffTextureBaker(reference_images, reference_masks, reference_orbit_camera_poses, reference_orbit_camera_fovy, mesh,
training_iterations, batch_size, texture_learning_rate, train_mesh_geometry, geometry_learning_rate, ms_ssim_loss_weight, force_cuda_rasterize)
texture_baker.training()
trained_mesh, baked_texture = texture_baker.get_mesh_and_texture()
else:
cstr(f"[{self.__class__.__name__}] Number of reference images {ref_imgs_num} does not equal to number of reference camera poses {ref_cam_poses_num}").error.print()
else:
cstr(f"[{self.__class__.__name__}] Number of reference images {ref_imgs_num} does not equal to number of masks {ref_masks_num}").error.print()
return (trained_mesh, baked_texture, )
+3 -3
View File
@@ -76,9 +76,9 @@ class cstr(str):
print(self, **kwargs)
#! MESSAGE TEMPLATES
cstr.color.add_code("msg", f"{cstr.color.BLUE}WAS Node Suite: {cstr.color.END}")
cstr.color.add_code("warning", f"{cstr.color.BLUE}WAS Node Suite {cstr.color.LIGHTYELLOW}[WARNING] {cstr.color.END}")
cstr.color.add_code("error", f"{cstr.color.RED}WAS Node Suite {cstr.color.END}[ERROR] {cstr.color.END}")
cstr.color.add_code("msg", f"{cstr.color.BLUE}[ComfyUI-3D] {cstr.color.END}")
cstr.color.add_code("warning", f"{cstr.color.LIGHTYELLOW}[ComfyUI-3D] [WARNING] {cstr.color.END}")
cstr.color.add_code("error", f"{cstr.color.RED}[ComfyUI-3D] [ERROR] {cstr.color.END}")
def get_persistent_directory(folder_name):
if sys.platform == "win32":