remove long edges in post

This commit is contained in:
2023-07-04 23:52:13 +02:00
parent 80f244b69b
commit 37ad3a3f43
4 changed files with 151 additions and 319 deletions
+34 -1
View File
@@ -287,4 +287,37 @@ def write_obj(file, vertices, faces, colors):
file.write(line) file.write(line)
for f in faces: for f in faces:
line = 'f ' + ' '.join([str(_) for _ in f]) + '\n' line = 'f ' + ' '.join([str(_) for _ in f]) + '\n'
file.write(line) file.write(line)
def group_inputs_for_levels(batch, config):
levels_input = []
for res in config['pyramid']['resolutions']:
res_modifier = '_' + str(res) if res != 512 else ''
if config['use_skinning']:
uv_orig = batch['uv_unposed' + res_modifier]
else:
uv_orig = batch['uv_posed' + res_modifier]
levels_input.append([uv_orig, batch['uv_static' + res_modifier], batch['uv_body_posed' + res_modifier], batch['uv_normals' + res_modifier], batch['uv_mask' + res_modifier], batch['uv_mask']])
conds = [batch['uv_static'], batch['uv_body_posed'], batch['uv_normals']]
return levels_input, conds
def remove_long_edges(vertices, faces, limit=0.1):
# Compute edge lengths
edges = np.vstack((faces[:,[0,1]], faces[:,[1,2]], faces[:,[2,0]]))
edge_lengths = np.linalg.norm(vertices[edges[:,0]] - vertices[edges[:,1]], axis=1)
# Find edges longer than 0.1
long_edges = edges[edge_lengths > limit]
# Find vertices that are part of long edges
vertices_to_remove = np.unique(long_edges)
# Remove vertices and update faces
mask = np.ones(vertices.shape[0], dtype=bool)
mask[vertices_to_remove] = False
new_vertices = vertices[mask]
return new_vertices, mask
+10 -2
View File
@@ -80,6 +80,12 @@ class StaticCache():
mesh_mask = np.load(os.path.join(self.folder, 'mesh_mask', f'{id}_{garment}.npy')); mesh_mask = mesh_mask.astype(bool) mesh_mask = np.load(os.path.join(self.folder, 'mesh_mask', f'{id}_{garment}.npy')); mesh_mask = mesh_mask.astype(bool)
data['mesh_mask'] = mesh_mask data['mesh_mask'] = mesh_mask
mesh_fix = np.load(os.path.join(self.folder, 'mesh_fixed', f'{id}_{garment}.npz'))
data['mesh_fix'] = dict()
data['mesh_fix']['mesh_mask'] = torch.from_numpy(mesh_fix['mask'])
# data['mesh_fix']['mask_convert'] = torch.from_numpy(mesh_fix['mas_convert'])
# data['mesh_fix']['faces'] = torch.from_numpy(mesh_fix['faces'])
for res in self.resolutions: for res in self.resolutions:
res_string = '' res_string = ''
if res != 512: if res != 512:
@@ -107,13 +113,15 @@ class StaticCache():
def __getitem__(self, frame: Frame) -> dict: def __getitem__(self, frame: Frame) -> dict:
if (frame.id, frame.garment) not in self.store: if (frame.id, frame.garment) not in self.store:
item = self.read(frame.id, frame.garment) item = self.read(frame.id, frame.garment)
stored_data = { key: torch.from_numpy(value).to('cpu') for key, value in item.items()} stored_data = { key: torch.from_numpy(value).to('cpu') for key, value in item.items() if type(value) == np.ndarray}
stored_data['mesh_fix'] = item['mesh_fix']
for key, value in stored_data.items(): for key, value in stored_data.items():
if key.startswith('uv_') and value.shape[-1] == 3: if key.startswith('uv_') and value.shape[-1] == 3:
stored_data[key] = torch.permute(value, [2,0,1]) stored_data[key] = torch.permute(value, [2,0,1])
self.store[(frame.id, frame.garment)] = stored_data self.store[(frame.id, frame.garment)] = stored_data
data = { key: value.to(self.device) for key, value in self.store[(frame.id, frame.garment)].items()} data = { key: value.to(self.device) for key, value in self.store[(frame.id, frame.garment)].items() if type(value) == torch.Tensor }
data['mesh_fix'] = { key: value.to(self.device) for key, value in self.store[(frame.id, frame.garment)]['mesh_fix'].items() }
return data return data
+82 -4
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@@ -33,7 +33,7 @@ sys.path.append(os.path.dirname(os.path.abspath(__file__)) + '/..')
from data.cloth3d_io import readPC2, loadInfo, writePC2, readOBJ, quads2tris, readPC2Frame from data.cloth3d_io import readPC2, loadInfo, writePC2, readOBJ, quads2tris, readPC2Frame
from data.utils import Frame from data.utils import Frame
from smpl.smpl_torch import SMPL from smpl.smpl_torch import SMPL
from custom_utils.custom_utils import _maskFaces from custom_utils.custom_utils import _maskFaces, remove_long_edges
def create_extras_file(folder): def create_extras_file(folder):
@@ -631,7 +631,6 @@ def create_frames_file_partial(folder, out_folder, split=0.9, part=0.1):
f.write(f'{frame.id} {frame.frame_nr} {frame.garment}\n') f.write(f'{frame.id} {frame.frame_nr} {frame.garment}\n')
def check_irregular_poses(folder, folder_reg, out_folder): def check_irregular_poses(folder, folder_reg, out_folder):
for i in range(100, 200, 5): for i in range(100, 200, 5):
frame: Frame = Frame('01512', i, 'Dress') frame: Frame = Frame('01512', i, 'Dress')
@@ -800,6 +799,83 @@ def get_ids():
pass pass
def generate_fixed_masks(folder, out_folder):
ids = sorted(os.listdir(folder))
os.makedirs(os.path.join(out_folder, 'mesh_fixed'), exist_ok=True)
F = np.load('smpl/smpl_faces.npy')
F_skirt = np.load('smpl/smpl_faces_skirt.npy')
import random
# import trimesh
import pyvista as pv
random.shuffle(ids)
for id in tqdm(ids):
garment_dir = os.path.join(folder, id)
if not os.path.isdir(garment_dir):
continue
garments = [f.replace('.obj','') for f in os.listdir(garment_dir) if f.endswith('.obj')]
for garment in garments:
if os.path.exists(os.path.join(out_folder, f'{id}_{garment}.pc16')):
continue
is_skirt = garment in ['Dress', 'Skirt']
mesh_static = np.load(os.path.join(out_folder, 'mesh_static', f'{id}_{garment}.npy'))
mask = np.load(os.path.join(out_folder, 'mesh_mask', f'{id}_{garment}.npy'))
_, faces = _maskFaces(np.zeros((14475, 3)), F_skirt if is_skirt else F, mask)
_, new_mask = remove_long_edges(mesh_static, faces.astype(np.int32), 0.2 if is_skirt else 0.1)
new_mask_full = np.zeros((14475), dtype=bool)
new_mask_full[mask] = new_mask
_, new_faces = _maskFaces(np.zeros((14475, 3)), F_skirt if is_skirt else F, new_mask_full)
mesh_new = mesh_static[new_mask]
# fig = go.Figure(data=[go.Mesh3d(x=mesh_new[:,0], y=mesh_new[:,1], z=mesh_new[:,2], i=new_faces[:,0], j=new_faces[:,1], k=new_faces[:,2])])
# fig.update_layout(scene_aspectmode='cube')
# fig.update_layout(scene=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])))
# fig.show()
flattened_faces = np.asarray([np.concatenate((np.array([3]), f)) for f in new_faces.astype(np.int32)]).flatten()
m = pv.PolyData(mesh_new, flattened_faces)
m.fill_holes(0.03, inplace=True, progress_bar=False)
# m = trimesh.Trimesh(vertices=mesh_new, faces=new_faces, process=False, validate=False)
# trimesh.repair.fill_holes(m)
mesh_new = np.asarray(m.points)
new_faces = np.asarray(m.faces).reshape([-1, 4])[:, 1:]
m = tm.Trimesh(vertices=mesh_new, faces=new_faces, process=False, validate=False)
tm.repair.fix_winding(m)
mesh_new = np.asarray(m.vertices)
new_faces = np.asarray(m.faces)
# fig = go.Figure(data=[go.Mesh3d(x=mesh_new[:,0], y=mesh_new[:,1], z=mesh_new[:,2], i=new_faces[:,0], j=new_faces[:,1], k=new_faces[:,2])])
# fig.update_layout(scene_aspectmode='cube')
# fig.update_layout(scene=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])))
# fig.show()
# fig = go.Figure(data=[go.Mesh3d(x=mesh_static[:,0], y=mesh_static[:,1], z=mesh_static[:,2], i=faces[:,0], j=faces[:,1], k=faces[:,2])])
# fig.update_layout(scene_aspectmode='cube')
# fig.update_layout(scene=dict(xaxis=dict(range=[-1,1]), yaxis=dict(range=[-1,1]), zaxis=dict(range=[-1,1])))
# fig.show()
# print((~new_mask).sum())
np.savez_compressed(os.path.join(out_folder, 'mesh_fixed', f'{id}_{garment}.npz'), mask=new_mask_full, mas_convert=new_mask, faces=new_faces)
pass
if __name__ == '__main__': if __name__ == '__main__':
@@ -832,9 +908,11 @@ if __name__ == '__main__':
# calculate_average(folder, out_folder) # calculate_average(folder, out_folder)
# create_frames_file(folder, out_folder) # create_frames_file(folder, out_folder)
get_ids() # get_ids()
# create_frames_file_test(folder, out_folder) # create_frames_file_test(folder, out_folder)
# create_frames_file_partial(folder, out_folder, part=0.5) # create_frames_file_partial(folder, out_folder, part=0.5)
# folder = '/data-local/127_2/cape_processed/test/female' # folder = '/data-local/127_2/cape_processed/test/female'
# create_mesh_normals_cape(folder, None) # create_mesh_normals_cape(folder, None)
generate_fixed_masks(folder, out_folder)
+25 -312
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@@ -238,8 +238,6 @@ def train_step(batch):
res_modifier = '_' + str(res) if res != 512 else '' res_modifier = '_' + str(res) if res != 512 else ''
pred, mean, logvar = out_levels[i] pred, mean, logvar = out_levels[i]
l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((uv_orig - pred) ** 2), dim=-1), dim=[1, 2])) l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((uv_orig - pred) ** 2), dim=-1), dim=[1, 2]))
kl = kl_loss(mean, logvar) kl = kl_loss(mean, logvar)
@@ -251,16 +249,16 @@ def train_step(batch):
gender = torch.greater_equal(shape[:, 10] , 0.5).to(dtype=torch.int64) gender = torch.greater_equal(shape[:, 10] , 0.5).to(dtype=torch.int64)
shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])]) shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])])
mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None] mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_fix']['mesh_mask'][:,:,None]
mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0] mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0]
else: else:
mesh_pred_posed = mesh_pred mesh_pred_posed = mesh_pred
e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_mask'])) e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_fix']['mesh_mask']))
c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_mask']) c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_fix']['mesh_mask'])
c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio) c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio)
n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape']) n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_fix']['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, dim=-1), dim=-1)) l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_fix']['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, dim=-1), dim=-1))
reconstr_loss_total = reconstr_loss_total + config['pyramid']['loss_weights'][i] * (l2_loss + l2_mesh_loss) reconstr_loss_total = reconstr_loss_total + config['pyramid']['loss_weights'][i] * (l2_loss + l2_mesh_loss)
if not config['is_cape']: if not config['is_cape']:
@@ -290,19 +288,19 @@ def train_step(batch):
gender = torch.greater_equal(shape[:, 10] , 0.5).to(dtype=torch.int64) gender = torch.greater_equal(shape[:, 10] , 0.5).to(dtype=torch.int64)
shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])]) shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])])
mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None] mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_fix']['mesh_mask'][:,:,None]
mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0] mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0]
else: else:
mesh_pred_posed = mesh_pred mesh_pred_posed = mesh_pred
e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_mask'])) e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_fix']['mesh_mask']))
c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_mask']) c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_fix']['mesh_mask'])
c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio) c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio)
l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, dim=-1), dim=-1)) l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_fix']['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, dim=-1), dim=-1))
n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape']) n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_fix']['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
ms_ssim = torch.mean(_MSSSIM(pred + 1, batch['uv_static'] + 1)) ms_ssim = torch.mean(_MSSSIM(pred + 1, batch['uv_static'] + 1))
metric = torch.sum(torch.sqrt(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred.detach()) ** 2, axis=-1))) / torch.sum(batch['mesh_mask']) metric = torch.sum(torch.sqrt(torch.sum(batch['mesh_fix']['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred.detach()) ** 2, axis=-1))) / torch.sum(batch['mesh_fix']['mesh_mask'])
output = { **output, **{ 'train/edge_loss' + res_modifier: e_loss, 'train/collision_loss' + res_modifier: c_loss,'train/euclid_error' + res_modifier: metric, output = { **output, **{ 'train/edge_loss' + res_modifier: e_loss, 'train/collision_loss' + res_modifier: c_loss,'train/euclid_error' + res_modifier: metric,
'train/mean' + res_modifier: mean, 'train/logvar' + res_modifier: logvar, 'train/kl_loss' + res_modifier: kl, 'train/mean' + res_modifier: mean, 'train/logvar' + res_modifier: logvar, 'train/kl_loss' + res_modifier: kl,
@@ -343,18 +341,18 @@ def valid_step(batch):
gender = torch.greater_equal(shape[:, 10] , 0.5).to(dtype=torch.int64) gender = torch.greater_equal(shape[:, 10] , 0.5).to(dtype=torch.int64)
shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])]) shape_offsets = torch.stack([torch.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], dims=[[1], [2]])[0,smpl.to_keep,:] for i in range(shape.shape[0])])
mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None] mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_fix']['mesh_mask'][:,:,None]
mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0] mesh_pred_posed = smpl(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)[0]
else: else:
mesh_pred_posed = mesh_pred mesh_pred_posed = mesh_pred
e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_mask'])) e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_fix']['mesh_mask']))
c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_mask']) c_loss, c_ratio = collision_loss(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_fix']['mesh_mask'])
c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio) c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio)
l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_fix']['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, dim=-1), dim=-1))
n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_fix']['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((uv_orig - pred) ** 2), dim=-1), dim=[1, 2])) l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((uv_orig - pred) ** 2), dim=-1), dim=[1, 2]))
l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_mask'][:,:,None] * (batch['mesh_posed'] - mesh_pred_posed) ** 2, dim=-1), dim=-1))
n_loss = normal_loss(mesh_pred_posed, batch['mesh_posed'], batch['mesh_mask'], is_skirt=config['is_skirt'], is_smpl_orig=config['is_cape'])
kl = kl_loss(mean, logvar) kl = kl_loss(mean, logvar)
if config['use_extra_losses']: if config['use_extra_losses']:
@@ -373,7 +371,7 @@ def valid_step(batch):
logvar = torch.mean(logvar) logvar = torch.mean(logvar)
ms_ssim = torch.mean(_MSSSIM(pred + 1, batch['uv_static'] + 1)) ms_ssim = torch.mean(_MSSSIM(pred + 1, batch['uv_static'] + 1))
metric = torch.sum(torch.sqrt(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred.detach()) ** 2, axis=-1))) / torch.sum(batch['mesh_mask']) metric = torch.sum(torch.sqrt(torch.sum(batch['mesh_fix']['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred) ** 2, axis=-1))) / torch.sum(batch['mesh_fix']['mesh_mask'])
output = { **output, **{ 'valid/edge_loss' + res_modifier: e_loss, 'valid/collision_loss' + res_modifier: c_loss,'valid/euclid_error' + res_modifier: metric, output = { **output, **{ 'valid/edge_loss' + res_modifier: e_loss, 'valid/collision_loss' + res_modifier: c_loss,'valid/euclid_error' + res_modifier: metric,
'valid/mean' + res_modifier: mean, 'valid/logvar' + res_modifier: logvar, 'valid/kl_loss' + res_modifier: kl, 'valid/mean' + res_modifier: mean, 'valid/logvar' + res_modifier: logvar, 'valid/kl_loss' + res_modifier: kl,
@@ -385,63 +383,6 @@ def valid_step(batch):
return { **{ 'valid/loss': loss, 'valid/reconstr_loss_total': reconstr_loss_total, 'valid/kl_total': kl_total }, **output } return { **{ 'valid/loss': loss, 'valid/reconstr_loss_total': reconstr_loss_total, 'valid/kl_total': kl_total }, **output }
def test_step(batch):
levels_input, conds = group_inputs_for_levels(batch, config)
out_levels = model([levels_input, conds], training=False)
shape = batch['pose_shape'][:, 72:]
gender = tf.cast(tf.greater_equal(shape[:, 10] , 0.5), tf.int32)
shape_offsets = tf.stack([tf.gather(tf.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], axes=[[1], [2]])[0,:,:], smpl.to_keep, dim=0) for i in range(shape.shape[0])])
mesh_orig = batch['mesh_unposed']
output = dict()
reconstr_loss_total = 0
kl_total = 0
#for i, res in enumerate(config['pyramid']['resolutions']):
i = -1
res = config['pyramid']['resolutions'][-1]
res_modifier = '_' + str(res) if res != 512 else ''
pred, mean, logvar = out_levels[i]
mesh_pred = uv2mesh(pred)
mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None]
mesh_pred_posed = smpl.run_garment(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)
# is the output already masked?
e_loss = torch.mean(edge_loss(mesh_pred, mesh_orig, batch['mesh_mask']))
c_loss, c_ratio = collision_penalty(mesh_pred_posed, batch['mesh_body_posed'], batch['mesh_mask'])
c_loss, c_ratio = torch.mean(c_loss), torch.mean(c_ratio)
l2_loss = torch.mean(1e3 * torch.mean(torch.sum(((batch['uv_unposed'] - pred) ** 2), dim=-1), dim=[1, 2]))
l2_mesh_loss = torch.mean(1e3 * torch.mean(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred) ** 2, dim=-1), dim=-1))
# ms_ssim = torch.mean(tf.image.ssim_multiscale(pred + 5, batch['uv_unposed'] + 5, max_val=10, power_factors=(0.5, 0.2, 0.1, 0.1, 0.1)))
# ms_ssim = torch.mean(tf.image.ssim(pred + 1, batch['uv_unposed'] + 1, max_val=3))
kl = kl_loss(mean, logvar)
reconstr_loss_total = reconstr_loss_total + config['pyramid']['loss_weights'][i] * (l2_loss + l2_mesh_loss)
if not config['is_cape']:
reconstr_loss_total = reconstr_loss_total + config['pyramid']['loss_weights'][i] * (e_loss + c_loss) * config['reg_loss_coeff']
# reconstr_loss_total += config['pyramid']['loss_weights'][i] * (l2_loss + (e_loss + c_loss) * config['reg_loss_coeff'])
kl_total += kl
mean = torch.mean(mean)
logvar = torch.mean(logvar)
metric = torch.sum(tf.math.sqrt(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred) ** 2, dim=-1))) / torch.sum(batch['mesh_mask'])
euclid_error_per_garment = torch.sum(tf.math.sqrt(torch.sum(batch['mesh_mask'][:,:,None] * (mesh_orig - mesh_pred) ** 2, dim=-1)), dim=1) / torch.sum(batch['mesh_mask'], dim=1)
output = { **output, **{ 'test/edge_loss' + res_modifier: e_loss, 'test/collision_loss' + res_modifier: c_loss,'test/euclid_error' + res_modifier: metric,
'test/mean' + res_modifier: mean, 'test/logvar' + res_modifier: logvar, 'test/kl_loss' + res_modifier: kl,
'test/var' + res_modifier: np.e ** logvar, 'test/l2_loss' + res_modifier: l2_loss,
'test/euclid_error': metric, 'test/collision_ratio' + res_modifier: c_ratio } }
loss = reconstr_loss_total + balancing_coeff * kl_total
return { **{ 'test/loss': loss, 'test/reconstr_loss_total': reconstr_loss_total, 'test/kl_total': kl_total }, **output }, euclid_error_per_garment
def plot_everything(batch: dict, type: str): def plot_everything(batch: dict, type: str):
if config['use_skinning']: if config['use_skinning']:
mesh_orig, uv_orig = batch['mesh_unposed'].cpu().numpy(), batch['uv_unposed'] mesh_orig, uv_orig = batch['mesh_unposed'].cpu().numpy(), batch['uv_unposed']
@@ -473,8 +414,11 @@ def plot_everything(batch: dict, type: str):
imgs = [wandb.Image(img[i].cpu().numpy()) for i in range(4)] imgs = [wandb.Image(img[i].cpu().numpy()) for i in range(4)]
_F = np.load("smpl/smpl_faces" + skirt_modifier + ("_orig" if config['is_cape'] else "") + ".npy") _F = np.load("smpl/smpl_faces" + skirt_modifier + ("_orig" if config['is_cape'] else "") + ".npy")
mask = batch['mesh_mask'].cpu().numpy().astype(bool) mask = batch['mesh_fix']['mesh_mask'].cpu().numpy().astype(bool)
_, faces = maskFacesBatch(np.ones_like(mesh_orig), _F, mask) if 'mesh_fix' in batch:
faces = [np.load( (dataset_train if type == 'train' else dataset_valid).folder + "/mesh_fixed/" + batch['id'][i] + '_' + batch['garment'][i] + ".npz" )['faces'] for i in range(len(batch['id']))]
else:
_, faces = maskFacesBatch(np.ones_like(mesh_orig), _F, mask)
if config['use_skinning']: if config['use_skinning']:
shape = batch['pose_shape'][:, 72:] shape = batch['pose_shape'][:, 72:]
@@ -543,237 +487,6 @@ def plot_everything(batch: dict, type: str):
return { **figs, **figs_coll, **{ type + '/images': imgs, }, **{ f'{type}/batch_info': batch_info }, } return { **figs, **figs_coll, **{ type + '/images': imgs, }, **{ f'{type}/batch_info': batch_info }, }
def sample(folder):
# run = wandb.init(project='vae_plots', name=folder.split('/')[-1])
load_model(model,folder)
count = 0
for batch in dataset_train:
batch = static_dataset_train.expand_batch(batch_to_dict(batch, config['signature_dynamic']))
uv_curvature = tf.one_hot(batch['uv_curvature'], 7)
nr_of_samples=2
pred = model.sample(batch['uv_static'][0], batch['uv_body_posed'][0], uv_curvature[0], batch['uv_mask'][0], nr_of_samples=nr_of_samples)
pose, shape = batch['pose_shape'][0, :72], batch['pose_shape'][0, 72:]
pose, shape = tf.tile(pose[None,:], [nr_of_samples,1]), tf.tile(shape[None,:], [nr_of_samples,1])
mesh_pred = uv2mesh(tf.transpose(pred, [0,3,1,2]))
mesh_posed = smpl.run_garment(pose, shape, mesh_pred).numpy()
mesh_orig = batch['mesh_posed'][0].numpy()
mesh_orig_reposed = smpl.run_garment(pose[:1], shape[:1], batch['mesh_unposed'][:1]).numpy()[0]
body = batch['mesh_body_posed'][0].numpy()
body_color = np.ones_like(body, dtype=np.int32)*100
F = np.load("custom_utils/smpl_faces.npy")
mask = batch['mesh_mask'].numpy().astype(bool)[0]
_, faces = _maskFaces(np.ones((14475, 3)), F, mask)
pred_zero = model.sample(batch['uv_static'][0], batch['uv_body_posed'][0], uv_curvature[0], batch['uv_mask'][0], nr_of_samples=nr_of_samples, zero_latent=True)
mesh_pred_zero = uv2mesh(tf.transpose(pred_zero, [0,3,1,2]))
mesh_posed_zero = smpl.run_garment(pose, shape, mesh_pred_zero).numpy()
meshes = []
meshes.append(go.Mesh3d(
# 8 vertices of a cube
x=mesh_orig_reposed[mask,0],
y=mesh_orig_reposed[mask,2],
z=mesh_orig_reposed[mask,1],
# i, j and k give the vertices of triangles
i = faces[:,0],
j = faces[:,1],
k = faces[:,2]
))
for i in range(nr_of_samples):
x = mesh_posed[i][mask, :].copy()
# x[:, 2] += 1 * (i + 1)
x[:, 2] += 1
meshes.append(go.Mesh3d(
# 8 vertices of a cube
x=x[:,0],
y=x[:,2],
z=x[:,1],
# i, j and k give the vertices of triangles
i = faces[:,0],
j = faces[:,1],
k = faces[:,2]
))
for i in range(nr_of_samples):
x = mesh_posed_zero[i][mask, :].copy()
# x[:, 2] += 1 * (i + 1)
x[:, 2] += 2
meshes.append(go.Mesh3d(
# 8 vertices of a cube
x=x[:,0],
y=x[:,2],
z=x[:,1],
# i, j and k give the vertices of triangles
i = faces[:,0],
j = faces[:,1],
k = faces[:,2]
))
# for i in range(5):
# x = body.copy()
# x[:, 2] += 1 * i
# meshes.append(go.Mesh3d(
# # 8 vertices of a cube
# x=x[:,0],
# y=x[:,2],
# z=x[:,1],
# # i, j and k give the vertices of triangles
# i = F[:,0],
# j = F[:,1],
# k = F[:,2],
# vertexcolor=body_color
# ))
fig = go.Figure(data=meshes)
fig.update_layout(scene_aspectmode='manual', scene_aspectratio=dict(x=1, y=2, z=1))
# fig.update_layout(scene_aspectmode='manual', scene_aspectratio=dict(x=1, y=nr_of_samples-1, z=1))
fig.update_layout(
scene = dict(
xaxis = dict(nticks=4, range=[-1,1],),
# yaxis = dict(nticks=4, range=[-1,nr_of_samples+1],),
yaxis = dict(nticks=4, range=[-1,3],),
zaxis = dict(nticks=4, range=[-1,1],),)
)
# wandb.log({'plot_' + str(count): fig})
fig.show()
pred = pred.numpy()
frames = [Image.fromarray(((pred[i] + 1) * 128).astype(np.int8), mode='RGB') for i in range(pred.shape[0])]
frames[0].save("temp/garment_1.gif", format="GIF", append_images=frames[1:],
save_all=True, duration=500, loop=0)
if count > 10:
break
print(count)
count += 1
print()
def test():
garment_type_table = np.load('custom_data/garment_type_table_test.npy', allow_pickle=True).item()
str_split = config['name'].split('_')
test_idx = str_split.index('test')
checkpoint_name = '_'.join(str_split[:test_idx])
load_model(model, 'checkpoints/' + checkpoint_name)
dataset_test = factory.get_dataset(folder=config['test_dir'], batch_size=config['batch_size'], signature=config['signature_dynamic'], use_filled=config['use_filled'], resolutions=dataset_resolutions, in_memory=False, do_repeat=False)
static_dataset_test = StaticDataset(folder=config['test_dir'], signature=config['signature_static'], use_filled=config['use_filled'], resolutions=dataset_resolutions, in_memory=False)
step = 0
losses = []
if config['is_skirt']:
per_garment_errors = { 'Tshirt': [], 'Dress': [], 'Skirt': [], 'Top': [] }
else:
per_garment_errors = { 'Tshirt': [], 'Jumpsuit': [], 'Trousers': [], 'Top': [] }
for batch in tqdm.tqdm(dataset_test):
batch = static_dataset_test.expand_batch(batch_to_dict(batch, config['signature_dynamic']))
test_loss, euclid_error_per_garment = test_step(batch)
losses.append(test_loss)
for i, id in enumerate(batch['id']):
id_str = id.numpy().decode("utf-8")
per_garment_errors[garment_type_table[id_str]].append(euclid_error_per_garment[i].numpy())
to_log = { **{ 'current_step': step }, **test_loss }
if step % 1000 == 0:
figs = plot_everything(batch, 'test')
to_log = { **to_log, **figs }
wandb.log(to_log, step = step)
# print(step)
step += 1
# averages = dict()
path_to_plotly_html = "temp/plotly_figure.html"
histograms = dict()
for key in test_loss.keys():
accumulated = [losses[i][key].numpy() for i in range(len(losses))]
fig = ex.histogram(accumulated, title='Average: ' + str(np.asarray(accumulated).mean()))
fig.write_html(path_to_plotly_html, auto_play = False)
histograms['all/' + key.split('/')[-1] + '_hist'] = wandb.Html(path_to_plotly_html)
# averages['all/' + key.split('/')[-1] + '_avg'] = np.asarray(accumulated).mean()
for key in per_garment_errors.keys():
fig = ex.histogram(per_garment_errors[key], title='Average: ' + str(np.asarray(per_garment_errors[key]).mean()))
fig.write_html(path_to_plotly_html, auto_play = False)
histograms['all/' + key + 'euclid_error_hist'] = wandb.Html(path_to_plotly_html)
wandb.log({ **histograms }, step = step)
wandb.finish()
pass
def generate_results():
load_model(model, 'checkpoints/' + config['name'])
dataset_test = factory.get_dataset(folder=config['test_dir'],
batch_size=config['batch_size'],
# batch_size=1,
signature=config['signature_dynamic'],
resolutions=dataset_resolutions,
in_memory=config['dataset_in_memory'],
is_cape=config['is_cape'],
frames_file=config['frames_file'] if 'frames_file' in config.keys() else None,
do_repeat=False,
shuffle=False)
static_dataset_test = StaticDataset(folder=config['test_dir'],
signature=config['signature_static'],
resolutions=dataset_resolutions,
in_memory=True,
is_cape=config['is_cape'])
folder = os.path.join('/home/workspace/data/results/cape', config['name'])
os.makedirs(folder, exist_ok=True)
for batch in tqdm.tqdm(dataset_test):
batch = static_dataset_test.expand_batch(batch_to_dict(batch, config['signature_dynamic']))
levels_input, conds = group_inputs_for_levels(batch, config)
out_levels = model([levels_input, conds], training=False)
shape = batch['pose_shape'][:, 72:]
gender = tf.cast(tf.greater_equal(shape[:, 10] , 0.5), tf.int32)
shape_offsets = tf.stack([tf.gather(tf.tensordot(shape[i,:10][None, :], smpl.shapedirs[gender[i]], axes=[[1], [2]])[0,:,:], smpl.to_keep, axis=0) for i in range(shape.shape[0])])
i = -1
pred = out_levels[i][0]
mesh_pred = uv2mesh(pred)
mesh_pred_shaped = mesh_pred + shape_offsets * batch['mesh_mask'][:,:,None]
mesh_pred_posed = smpl.run_garment(batch['pose_shape'][:, :72], batch['pose_shape'][:, 72:], mesh_pred_shaped)
for i in range(batch['id'].shape[0]):
mask = batch['mesh_mask'][i].numpy().astype(bool)
id, frame_nr = batch['id'][i].numpy().decode("utf-8"), batch['frame_nr'][i].numpy().decode("utf-8")
unposed = mesh_pred[i].numpy()[mask, :]
posed = mesh_pred_posed[i].numpy()[mask, :]
np.save(os.path.join(folder, id + '_' + frame_nr + '_posed.npy'), posed)
np.save(os.path.join(folder, id + '_' + frame_nr + '_unposed.npy'), unposed)
pass
def speed_step(levels_input, conds): def speed_step(levels_input, conds):
return model.sample([levels_input, conds], training=False) return model.sample([levels_input, conds], training=False)
@@ -840,7 +553,7 @@ if __name__ == '__main__':
optimizer = optim.Adam(model.parameters(), lr=config['lr']) optimizer = optim.Adam(model.parameters(), lr=config['lr'])
_MSSSIM = MS_SSIM(data_range=2, size_average=True, channel=3) _MSSSIM = MS_SSIM(data_range=2, size_average=True, channel=3)
ckpt_saver = CheckpointSaver('checkpoints/iccvw/' + config['name'], top_n=5) ckpt_saver = CheckpointSaver('checkpoints/iccvw/' + config['name'], top_n=20)
scaler = torch.cuda.amp.GradScaler(enabled=use_amp) scaler = torch.cuda.amp.GradScaler(enabled=use_amp)
g_balancing_coeff = config['starting_balancing_coeff'] g_balancing_coeff = config['starting_balancing_coeff']