Merge branch 'comfyanonymous:master' into bugfix/extra_data

.github/workflows/test-ui.yaml

@@ -22,5 +22,5 @@ jobs:
       run: | 
         npm ci
         npm run test:generate
-        npm test
+        npm test -- --verbose
       working-directory: ./tests-ui

.gitignore

@@ -15,3 +15,4 @@ venv/
 !/web/extensions/logging.js.example
 !/web/extensions/core/
 /tests-ui/data/object_info.json
+/user/

.vscode/settings.json

@@ -1,9 +0,0 @@
-{
-	"path-intellisense.mappings": {
-		"../": "${workspaceFolder}/web/extensions/core"
-	},
-	"[python]": {
-		"editor.defaultFormatter": "ms-python.autopep8"
-	},
-	"python.formatting.provider": "none"
-}

app/app_settings.py

@@ -0,0 +1,54 @@
+import os
+import json
+from aiohttp import web
+
+
+class AppSettings():
+    def __init__(self, user_manager):
+        self.user_manager = user_manager
+
+    def get_settings(self, request):
+        file = self.user_manager.get_request_user_filepath(
+            request, "comfy.settings.json")
+        if os.path.isfile(file):
+            with open(file) as f:
+                return json.load(f)
+        else:
+            return {}
+
+    def save_settings(self, request, settings):
+        file = self.user_manager.get_request_user_filepath(
+            request, "comfy.settings.json")
+        with open(file, "w") as f:
+            f.write(json.dumps(settings, indent=4))
+
+    def add_routes(self, routes):
+        @routes.get("/settings")
+        async def get_settings(request):
+            return web.json_response(self.get_settings(request))
+
+        @routes.get("/settings/{id}")
+        async def get_setting(request):
+            value = None
+            settings = self.get_settings(request)
+            setting_id = request.match_info.get("id", None)
+            if setting_id and setting_id in settings:
+                value = settings[setting_id]
+            return web.json_response(value)
+
+        @routes.post("/settings")
+        async def post_settings(request):
+            settings = self.get_settings(request)
+            new_settings = await request.json()
+            self.save_settings(request, {**settings, **new_settings})
+            return web.Response(status=200)
+
+        @routes.post("/settings/{id}")
+        async def post_setting(request):
+            setting_id = request.match_info.get("id", None)
+            if not setting_id:
+                return web.Response(status=400)
+            settings = self.get_settings(request)
+            settings[setting_id] = await request.json()
+            self.save_settings(request, settings)
+            return web.Response(status=200)

app/user_manager.py

@@ -0,0 +1,140 @@
+import json
+import os
+import re
+import uuid
+from aiohttp import web
+from comfy.cli_args import args
+from folder_paths import user_directory
+from .app_settings import AppSettings
+
+default_user = "default"
+users_file = os.path.join(user_directory, "users.json")
+
+
+class UserManager():
+    def __init__(self):
+        global user_directory
+
+        self.settings = AppSettings(self)
+        if not os.path.exists(user_directory):
+            os.mkdir(user_directory)
+            if not args.multi_user:
+                print("****** User settings have been changed to be stored on the server instead of browser storage. ******")
+                print("****** For multi-user setups add the --multi-user CLI argument to enable multiple user profiles. ******")
+
+        if args.multi_user:
+            if os.path.isfile(users_file):
+                with open(users_file) as f:
+                    self.users = json.load(f)
+            else:
+                self.users = {}
+        else:
+            self.users = {"default": "default"}
+
+    def get_request_user_id(self, request):
+        user = "default"
+        if args.multi_user and "comfy-user" in request.headers:
+            user = request.headers["comfy-user"]
+
+        if user not in self.users:
+            raise KeyError("Unknown user: " + user)
+
+        return user
+
+    def get_request_user_filepath(self, request, file, type="userdata", create_dir=True):
+        global user_directory
+
+        if type == "userdata":
+            root_dir = user_directory
+        else:
+            raise KeyError("Unknown filepath type:" + type)
+
+        user = self.get_request_user_id(request)
+        path = user_root = os.path.abspath(os.path.join(root_dir, user))
+
+        # prevent leaving /{type}
+        if os.path.commonpath((root_dir, user_root)) != root_dir:
+            return None
+
+        parent = user_root
+
+        if file is not None:
+            # prevent leaving /{type}/{user}
+            path = os.path.abspath(os.path.join(user_root, file))
+            if os.path.commonpath((user_root, path)) != user_root:
+                return None
+
+        if create_dir and not os.path.exists(parent):
+            os.mkdir(parent)
+
+        return path
+
+    def add_user(self, name):
+        name = name.strip()
+        if not name:
+            raise ValueError("username not provided")
+        user_id = re.sub("[^a-zA-Z0-9-_]+", '-', name)
+        user_id = user_id + "_" + str(uuid.uuid4())
+
+        self.users[user_id] = name
+
+        global users_file
+        with open(users_file, "w") as f:
+            json.dump(self.users, f)
+
+        return user_id
+
+    def add_routes(self, routes):
+        self.settings.add_routes(routes)
+
+        @routes.get("/users")
+        async def get_users(request):
+            if args.multi_user:
+                return web.json_response({"storage": "server", "users": self.users})
+            else:
+                user_dir = self.get_request_user_filepath(request, None, create_dir=False)
+                return web.json_response({
+                    "storage": "server",
+                    "migrated": os.path.exists(user_dir)
+                })
+
+        @routes.post("/users")
+        async def post_users(request):
+            body = await request.json()
+            username = body["username"]
+            if username in self.users.values():
+                return web.json_response({"error": "Duplicate username."}, status=400)
+
+            user_id = self.add_user(username)
+            return web.json_response(user_id)
+
+        @routes.get("/userdata/{file}")
+        async def getuserdata(request):
+            file = request.match_info.get("file", None)
+            if not file:
+                return web.Response(status=400)
+                
+            path = self.get_request_user_filepath(request, file)
+            if not path:
+                return web.Response(status=403)
+            
+            if not os.path.exists(path):
+                return web.Response(status=404)
+            
+            return web.FileResponse(path)
+
+        @routes.post("/userdata/{file}")
+        async def post_userdata(request):
+            file = request.match_info.get("file", None)
+            if not file:
+                return web.Response(status=400)
+                
+            path = self.get_request_user_filepath(request, file)
+            if not path:
+                return web.Response(status=403)
+
+            body = await request.read()
+            with open(path, "wb") as f:
+                f.write(body)
+                
+            return web.Response(status=200)

comfy/cli_args.py

@@ -66,6 +66,8 @@ fpvae_group.add_argument("--fp16-vae", action="store_true", help="Run the VAE in
 fpvae_group.add_argument("--fp32-vae", action="store_true", help="Run the VAE in full precision fp32.")
 fpvae_group.add_argument("--bf16-vae", action="store_true", help="Run the VAE in bf16.")
 
+parser.add_argument("--cpu-vae", action="store_true", help="Run the VAE on the CPU.")
+
 fpte_group = parser.add_mutually_exclusive_group()
 fpte_group.add_argument("--fp8_e4m3fn-text-enc", action="store_true", help="Store text encoder weights in fp8 (e4m3fn variant).")
 fpte_group.add_argument("--fp8_e5m2-text-enc", action="store_true", help="Store text encoder weights in fp8 (e5m2 variant).")
@@ -102,7 +104,7 @@ vram_group.add_argument("--cpu", action="store_true", help="To use the CPU for e
 
 
 parser.add_argument("--disable-smart-memory", action="store_true", help="Force ComfyUI to agressively offload to regular ram instead of keeping models in vram when it can.")
-
+parser.add_argument("--deterministic", action="store_true", help="Make pytorch use slower deterministic algorithms when it can. Note that this might not make images deterministic in all cases.")
 
 parser.add_argument("--dont-print-server", action="store_true", help="Don't print server output.")
 parser.add_argument("--quick-test-for-ci", action="store_true", help="Quick test for CI.")
@@ -110,6 +112,8 @@ parser.add_argument("--windows-standalone-build", action="store_true", help="Win
 
 parser.add_argument("--disable-metadata", action="store_true", help="Disable saving prompt metadata in files.")
 
+parser.add_argument("--multi-user", action="store_true", help="Enables per-user storage.")
+
 if comfy.options.args_parsing:
     args = parser.parse_args()
 else:

comfy/clip_model.py

@@ -57,7 +57,7 @@ class CLIPEncoder(torch.nn.Module):
         self.layers = torch.nn.ModuleList([CLIPLayer(embed_dim, heads, intermediate_size, intermediate_activation, dtype, device, operations) for i in range(num_layers)])
 
     def forward(self, x, mask=None, intermediate_output=None):
-        optimized_attention = optimized_attention_for_device(x.device, mask=mask is not None)
+        optimized_attention = optimized_attention_for_device(x.device, mask=mask is not None, small_input=True)
 
         if intermediate_output is not None:
             if intermediate_output < 0:
@@ -151,7 +151,7 @@ class CLIPVisionEmbeddings(torch.nn.Module):
 
     def forward(self, pixel_values):
         embeds = self.patch_embedding(pixel_values).flatten(2).transpose(1, 2)
-        return torch.cat([self.class_embedding.expand(pixel_values.shape[0], 1, -1), embeds], dim=1) + self.position_embedding.weight
+        return torch.cat([self.class_embedding.to(embeds.device).expand(pixel_values.shape[0], 1, -1), embeds], dim=1) + self.position_embedding.weight.to(embeds.device)
 
 
 class CLIPVision(torch.nn.Module):

comfy/clip_vision.py

@@ -19,8 +19,10 @@ class Output:
 def clip_preprocess(image, size=224):
     mean = torch.tensor([ 0.48145466,0.4578275,0.40821073], device=image.device, dtype=image.dtype)
     std = torch.tensor([0.26862954,0.26130258,0.27577711], device=image.device, dtype=image.dtype)
-    scale = (size / min(image.shape[1], image.shape[2]))
+    image = image.movedim(-1, 1)
-    image = torch.nn.functional.interpolate(image.movedim(-1, 1), size=(round(scale * image.shape[1]), round(scale * image.shape[2])), mode="bicubic", antialias=True)
+    if not (image.shape[2] == size and image.shape[3] == size):
+        scale = (size / min(image.shape[2], image.shape[3]))
+        image = torch.nn.functional.interpolate(image, size=(round(scale * image.shape[2]), round(scale * image.shape[3])), mode="bicubic", antialias=True)
         h = (image.shape[2] - size)//2
         w = (image.shape[3] - size)//2
         image = image[:,:,h:h+size,w:w+size]
@@ -34,11 +36,9 @@ class ClipVisionModel():
 
         self.load_device = comfy.model_management.text_encoder_device()
         offload_device = comfy.model_management.text_encoder_offload_device()
-        self.dtype = torch.float32
+        self.dtype = comfy.model_management.text_encoder_dtype(self.load_device)
-        if comfy.model_management.should_use_fp16(self.load_device, prioritize_performance=False):
+        self.model = comfy.clip_model.CLIPVisionModelProjection(config, self.dtype, offload_device, comfy.ops.manual_cast)
-            self.dtype = torch.float16
+        self.model.eval()
-
-        self.model = comfy.clip_model.CLIPVisionModelProjection(config, self.dtype, offload_device, comfy.ops.disable_weight_init)
 
         self.patcher = comfy.model_patcher.ModelPatcher(self.model, load_device=self.load_device, offload_device=offload_device)
     def load_sd(self, sd):
@@ -46,14 +46,7 @@ class ClipVisionModel():
 
     def encode_image(self, image):
         comfy.model_management.load_model_gpu(self.patcher)
-        pixel_values = clip_preprocess(image.to(self.load_device))
+        pixel_values = clip_preprocess(image.to(self.load_device)).float()
-
-        if self.dtype != torch.float32:
-            precision_scope = torch.autocast
-        else:
-            precision_scope = lambda a, b: contextlib.nullcontext(a)
-
-        with precision_scope(comfy.model_management.get_autocast_device(self.load_device), torch.float32):
         out = self.model(pixel_values=pixel_values, intermediate_output=-2)
 
         outputs = Output()

comfy/controlnet.py

@@ -125,6 +125,9 @@ class ControlBase:
                     elif prev_val is not None:
                         if o[i] is None:
                             o[i] = prev_val
+                        else:
+                            if o[i].shape[0] < prev_val.shape[0]:
+                                o[i] = prev_val + o[i]
                             else:
                                 o[i] += prev_val
         return out
@@ -283,7 +286,7 @@ class ControlLora(ControlNet):
         cm = self.control_model.state_dict()
 
         for k in sd:
-            weight = comfy.model_management.resolve_lowvram_weight(sd[k], diffusion_model, k)
+            weight = sd[k]
             try:
                 comfy.utils.set_attr(self.control_model, k, weight)
             except:

comfy/latent_formats.py

@@ -33,3 +33,7 @@ class SDXL(LatentFormat):
                     [-0.3112, -0.2359, -0.2076]
                 ]
         self.taesd_decoder_name = "taesdxl_decoder"
+
+class SD_X4(LatentFormat):
+    def __init__(self):
+        self.scale_factor = 0.08333

comfy/ldm/models/autoencoder.py

@@ -8,6 +8,7 @@ from comfy.ldm.modules.distributions.distributions import DiagonalGaussianDistri
 
 from comfy.ldm.util import instantiate_from_config
 from comfy.ldm.modules.ema import LitEma
+import comfy.ops
 
 class DiagonalGaussianRegularizer(torch.nn.Module):
     def __init__(self, sample: bool = True):
@@ -161,12 +162,12 @@ class AutoencodingEngineLegacy(AutoencodingEngine):
             },
             **kwargs,
         )
-        self.quant_conv = torch.nn.Conv2d(
+        self.quant_conv = comfy.ops.disable_weight_init.Conv2d(
             (1 + ddconfig["double_z"]) * ddconfig["z_channels"],
             (1 + ddconfig["double_z"]) * embed_dim,
             1,
         )
-        self.post_quant_conv = torch.nn.Conv2d(embed_dim, ddconfig["z_channels"], 1)
+        self.post_quant_conv = comfy.ops.disable_weight_init.Conv2d(embed_dim, ddconfig["z_channels"], 1)
         self.embed_dim = embed_dim
 
     def get_autoencoder_params(self) -> list:

comfy/ldm/modules/attention.py

@@ -104,9 +104,7 @@ def attention_basic(q, k, v, heads, mask=None):
 
     # force cast to fp32 to avoid overflowing
     if _ATTN_PRECISION =="fp32":
-        with torch.autocast(enabled=False, device_type = 'cuda'):
+        sim = einsum('b i d, b j d -> b i j', q.float(), k.float()) * scale
-            q, k = q.float(), k.float()
-            sim = einsum('b i d, b j d -> b i j', q, k) * scale
     else:
         sim = einsum('b i d, b j d -> b i j', q, k) * scale
 
@@ -179,6 +177,7 @@ def attention_sub_quad(query, key, value, heads, mask=None):
         kv_chunk_size_min=kv_chunk_size_min,
         use_checkpoint=False,
         upcast_attention=upcast_attention,
+        mask=mask,
     )
 
     hidden_states = hidden_states.to(dtype)
@@ -241,6 +240,12 @@ def attention_split(q, k, v, heads, mask=None):
                 else:
                     s1 = einsum('b i d, b j d -> b i j', q[:, i:end], k) * scale
 
+                if mask is not None:
+                    if len(mask.shape) == 2:
+                        s1 += mask[i:end]
+                    else:
+                        s1 += mask[:, i:end]
+
                 s2 = s1.softmax(dim=-1).to(v.dtype)
                 del s1
                 first_op_done = True
@@ -296,11 +301,14 @@ def attention_xformers(q, k, v, heads, mask=None):
         (q, k, v),
     )
 
-    # actually compute the attention, what we cannot get enough of
+    if mask is not None:
-    out = xformers.ops.memory_efficient_attention(q, k, v, attn_bias=None)
+        pad = 8 - q.shape[1] % 8
+        mask_out = torch.empty([q.shape[0], q.shape[1], q.shape[1] + pad], dtype=q.dtype, device=q.device)
+        mask_out[:, :, :mask.shape[-1]] = mask
+        mask = mask_out[:, :, :mask.shape[-1]]
+
+    out = xformers.ops.memory_efficient_attention(q, k, v, attn_bias=mask)
 
-    if exists(mask):
-        raise NotImplementedError
     out = (
         out.unsqueeze(0)
         .reshape(b, heads, -1, dim_head)
@@ -325,7 +333,6 @@ def attention_pytorch(q, k, v, heads, mask=None):
 
 
 optimized_attention = attention_basic
-optimized_attention_masked = attention_basic
 
 if model_management.xformers_enabled():
     print("Using xformers cross attention")
@@ -341,15 +348,18 @@ else:
         print("Using sub quadratic optimization for cross attention, if you have memory or speed issues try using: --use-split-cross-attention")
         optimized_attention = attention_sub_quad
 
-if model_management.pytorch_attention_enabled():
+optimized_attention_masked = optimized_attention
-    optimized_attention_masked = attention_pytorch
 
-def optimized_attention_for_device(device, mask=False):
+def optimized_attention_for_device(device, mask=False, small_input=False):
-    if device == torch.device("cpu"): #TODO
+    if small_input:
         if model_management.pytorch_attention_enabled():
-            return attention_pytorch
+            return attention_pytorch #TODO: need to confirm but this is probably slightly faster for small inputs in all cases
         else:
             return attention_basic
+
+    if device == torch.device("cpu"):
+        return attention_sub_quad
+
     if mask:
         return optimized_attention_masked
 

comfy/ldm/modules/diffusionmodules/model.py

@@ -41,7 +41,7 @@ def nonlinearity(x):
 
 
 def Normalize(in_channels, num_groups=32):
-    return torch.nn.GroupNorm(num_groups=num_groups, num_channels=in_channels, eps=1e-6, affine=True)
+    return ops.GroupNorm(num_groups=num_groups, num_channels=in_channels, eps=1e-6, affine=True)
 
 
 class Upsample(nn.Module):

comfy/ldm/modules/diffusionmodules/openaimodel.py

@@ -437,9 +437,6 @@ class UNetModel(nn.Module):
         operations=ops,
     ):
         super().__init__()
-        assert use_spatial_transformer == True, "use_spatial_transformer has to be true"
-        if use_spatial_transformer:
-            assert context_dim is not None, 'Fool!! You forgot to include the dimension of your cross-attention conditioning...'
 
         if context_dim is not None:
             assert use_spatial_transformer, 'Fool!! You forgot to use the spatial transformer for your cross-attention conditioning...'
@@ -456,7 +453,6 @@ class UNetModel(nn.Module):
         if num_head_channels == -1:
             assert num_heads != -1, 'Either num_heads or num_head_channels has to be set'
 
-        self.image_size = image_size
         self.in_channels = in_channels
         self.model_channels = model_channels
         self.out_channels = out_channels
@@ -502,7 +498,7 @@ class UNetModel(nn.Module):
 
         if self.num_classes is not None:
             if isinstance(self.num_classes, int):
-                self.label_emb = nn.Embedding(num_classes, time_embed_dim)
+                self.label_emb = nn.Embedding(num_classes, time_embed_dim, dtype=self.dtype, device=device)
             elif self.num_classes == "continuous":
                 print("setting up linear c_adm embedding layer")
                 self.label_emb = nn.Linear(1, time_embed_dim)

comfy/ldm/modules/diffusionmodules/upscaling.py

@@ -41,10 +41,14 @@ class AbstractLowScaleModel(nn.Module):
         self.register_buffer('sqrt_recip_alphas_cumprod', to_torch(np.sqrt(1. / alphas_cumprod)))
         self.register_buffer('sqrt_recipm1_alphas_cumprod', to_torch(np.sqrt(1. / alphas_cumprod - 1)))
 
-    def q_sample(self, x_start, t, noise=None):
+    def q_sample(self, x_start, t, noise=None, seed=None):
-        noise = default(noise, lambda: torch.randn_like(x_start))
+        if noise is None:
-        return (extract_into_tensor(self.sqrt_alphas_cumprod, t, x_start.shape) * x_start +
+            if seed is None:
-                extract_into_tensor(self.sqrt_one_minus_alphas_cumprod, t, x_start.shape) * noise)
+                noise = torch.randn_like(x_start)
+            else:
+                noise = torch.randn(x_start.size(), dtype=x_start.dtype, layout=x_start.layout, generator=torch.manual_seed(seed)).to(x_start.device)
+        return (extract_into_tensor(self.sqrt_alphas_cumprod.to(x_start.device), t, x_start.shape) * x_start +
+                extract_into_tensor(self.sqrt_one_minus_alphas_cumprod.to(x_start.device), t, x_start.shape) * noise)
 
     def forward(self, x):
         return x, None
@@ -69,12 +73,12 @@ class ImageConcatWithNoiseAugmentation(AbstractLowScaleModel):
         super().__init__(noise_schedule_config=noise_schedule_config)
         self.max_noise_level = max_noise_level
 
-    def forward(self, x, noise_level=None):
+    def forward(self, x, noise_level=None, seed=None):
         if noise_level is None:
             noise_level = torch.randint(0, self.max_noise_level, (x.shape[0],), device=x.device).long()
         else:
             assert isinstance(noise_level, torch.Tensor)
-        z = self.q_sample(x, noise_level)
+        z = self.q_sample(x, noise_level, seed=seed)
         return z, noise_level
 
 

comfy/ldm/modules/diffusionmodules/util.py

@@ -51,9 +51,9 @@ class AlphaBlender(nn.Module):
         if self.merge_strategy == "fixed":
             # make shape compatible
             # alpha = repeat(self.mix_factor, '1 -> b () t  () ()', t=t, b=bs)
-            alpha = self.mix_factor
+            alpha = self.mix_factor.to(image_only_indicator.device)
         elif self.merge_strategy == "learned":
-            alpha = torch.sigmoid(self.mix_factor)
+            alpha = torch.sigmoid(self.mix_factor.to(image_only_indicator.device))
             # make shape compatible
             # alpha = repeat(alpha, '1 -> s () ()', s = t * bs)
         elif self.merge_strategy == "learned_with_images":
@@ -61,7 +61,7 @@ class AlphaBlender(nn.Module):
             alpha = torch.where(
                 image_only_indicator.bool(),
                 torch.ones(1, 1, device=image_only_indicator.device),
-                rearrange(torch.sigmoid(self.mix_factor), "... -> ... 1"),
+                rearrange(torch.sigmoid(self.mix_factor.to(image_only_indicator.device)), "... -> ... 1"),
             )
             alpha = rearrange(alpha, self.rearrange_pattern)
             # make shape compatible

comfy/ldm/modules/encoders/noise_aug_modules.py

@@ -15,12 +15,12 @@ class CLIPEmbeddingNoiseAugmentation(ImageConcatWithNoiseAugmentation):
 
     def scale(self, x):
         # re-normalize to centered mean and unit variance
-        x = (x - self.data_mean) * 1. / self.data_std
+        x = (x - self.data_mean.to(x.device)) * 1. / self.data_std.to(x.device)
         return x
 
     def unscale(self, x):
         # back to original data stats
-        x = (x * self.data_std) + self.data_mean
+        x = (x * self.data_std.to(x.device)) + self.data_mean.to(x.device)
         return x
 
     def forward(self, x, noise_level=None):

comfy/ldm/modules/sub_quadratic_attention.py

@@ -61,6 +61,7 @@ def _summarize_chunk(
     value: Tensor,
     scale: float,
     upcast_attention: bool,
+    mask,
 ) -> AttnChunk:
     if upcast_attention:
         with torch.autocast(enabled=False, device_type = 'cuda'):
@@ -84,6 +85,8 @@ def _summarize_chunk(
     max_score, _ = torch.max(attn_weights, -1, keepdim=True)
     max_score = max_score.detach()
     attn_weights -= max_score
+    if mask is not None:
+        attn_weights += mask
     torch.exp(attn_weights, out=attn_weights)
     exp_weights = attn_weights.to(value.dtype)
     exp_values = torch.bmm(exp_weights, value)
@@ -96,11 +99,12 @@ def _query_chunk_attention(
     value: Tensor,
     summarize_chunk: SummarizeChunk,
     kv_chunk_size: int,
+    mask,
 ) -> Tensor:
     batch_x_heads, k_channels_per_head, k_tokens = key_t.shape
     _, _, v_channels_per_head = value.shape
 
-    def chunk_scanner(chunk_idx: int) -> AttnChunk:
+    def chunk_scanner(chunk_idx: int, mask) -> AttnChunk:
         key_chunk = dynamic_slice(
             key_t,
             (0, 0, chunk_idx),
@@ -111,10 +115,13 @@ def _query_chunk_attention(
             (0, chunk_idx, 0),
             (batch_x_heads, kv_chunk_size, v_channels_per_head)
         )
-        return summarize_chunk(query, key_chunk, value_chunk)
+        if mask is not None:
+            mask = mask[:,:,chunk_idx:chunk_idx + kv_chunk_size]
+
+        return summarize_chunk(query, key_chunk, value_chunk, mask=mask)
 
     chunks: List[AttnChunk] = [
-        chunk_scanner(chunk) for chunk in torch.arange(0, k_tokens, kv_chunk_size)
+        chunk_scanner(chunk, mask) for chunk in torch.arange(0, k_tokens, kv_chunk_size)
     ]
     acc_chunk = AttnChunk(*map(torch.stack, zip(*chunks)))
     chunk_values, chunk_weights, chunk_max = acc_chunk
@@ -135,6 +142,7 @@ def _get_attention_scores_no_kv_chunking(
     value: Tensor,
     scale: float,
     upcast_attention: bool,
+    mask,
 ) -> Tensor:
     if upcast_attention:
         with torch.autocast(enabled=False, device_type = 'cuda'):
@@ -156,6 +164,8 @@ def _get_attention_scores_no_kv_chunking(
             beta=0,
         )
 
+    if mask is not None:
+        attn_scores += mask
     try:
         attn_probs = attn_scores.softmax(dim=-1)
         del attn_scores
@@ -183,6 +193,7 @@ def efficient_dot_product_attention(
     kv_chunk_size_min: Optional[int] = None,
     use_checkpoint=True,
     upcast_attention=False,
+    mask = None,
 ):
     """Computes efficient dot-product attention given query, transposed key, and value.
       This is efficient version of attention presented in
@@ -209,6 +220,9 @@ def efficient_dot_product_attention(
     if kv_chunk_size_min is not None:
         kv_chunk_size = max(kv_chunk_size, kv_chunk_size_min)
 
+    if mask is not None and len(mask.shape) == 2:
+        mask = mask.unsqueeze(0)
+
     def get_query_chunk(chunk_idx: int) -> Tensor:
         return dynamic_slice(
             query,
@@ -216,6 +230,12 @@ def efficient_dot_product_attention(
             (batch_x_heads, min(query_chunk_size, q_tokens), q_channels_per_head)
         )
 
+    def get_mask_chunk(chunk_idx: int) -> Tensor:
+        if mask is None:
+            return None
+        chunk = min(query_chunk_size, q_tokens)
+        return mask[:,chunk_idx:chunk_idx + chunk]
+
     summarize_chunk: SummarizeChunk = partial(_summarize_chunk, scale=scale, upcast_attention=upcast_attention)
     summarize_chunk: SummarizeChunk = partial(checkpoint, summarize_chunk) if use_checkpoint else summarize_chunk
     compute_query_chunk_attn: ComputeQueryChunkAttn = partial(
@@ -237,6 +257,7 @@ def efficient_dot_product_attention(
             query=query,
             key_t=key_t,
             value=value,
+            mask=mask,
         )
     
     # TODO: maybe we should use torch.empty_like(query) to allocate storage in-advance,
@@ -246,6 +267,7 @@ def efficient_dot_product_attention(
             query=get_query_chunk(i * query_chunk_size),
             key_t=key_t,
             value=value,
+            mask=get_mask_chunk(i * query_chunk_size)
         ) for i in range(math.ceil(q_tokens / query_chunk_size))
     ], dim=1)
     return res

comfy/ldm/modules/temporal_ae.py

@@ -82,14 +82,14 @@ class VideoResBlock(ResnetBlock):
 
             x = self.time_stack(x, temb)
 
-            alpha = self.get_alpha(bs=b // timesteps)
+            alpha = self.get_alpha(bs=b // timesteps).to(x.device)
             x = alpha * x + (1.0 - alpha) * x_mix
 
             x = rearrange(x, "b c t h w -> (b t) c h w")
         return x
 
 
-class AE3DConv(torch.nn.Conv2d):
+class AE3DConv(ops.Conv2d):
     def __init__(self, in_channels, out_channels, video_kernel_size=3, *args, **kwargs):
         super().__init__(in_channels, out_channels, *args, **kwargs)
         if isinstance(video_kernel_size, Iterable):
@@ -97,7 +97,7 @@ class AE3DConv(torch.nn.Conv2d):
         else:
             padding = int(video_kernel_size // 2)
 
-        self.time_mix_conv = torch.nn.Conv3d(
+        self.time_mix_conv = ops.Conv3d(
             in_channels=out_channels,
             out_channels=out_channels,
             kernel_size=video_kernel_size,
@@ -167,7 +167,7 @@ class AttnVideoBlock(AttnBlock):
         emb = emb[:, None, :]
         x_mix = x_mix + emb
 
-        alpha = self.get_alpha()
+        alpha = self.get_alpha().to(x.device)
         x_mix = self.time_mix_block(x_mix, timesteps=timesteps)
         x = alpha * x + (1.0 - alpha) * x_mix  # alpha merge
 

comfy/model_base.py

@@ -1,7 +1,7 @@
 import torch
-from comfy.ldm.modules.diffusionmodules.openaimodel import UNetModel
+from comfy.ldm.modules.diffusionmodules.openaimodel import UNetModel, Timestep
 from comfy.ldm.modules.encoders.noise_aug_modules import CLIPEmbeddingNoiseAugmentation
-from comfy.ldm.modules.diffusionmodules.openaimodel import Timestep
+from comfy.ldm.modules.diffusionmodules.upscaling import ImageConcatWithNoiseAugmentation
 import comfy.model_management
 import comfy.conds
 import comfy.ops
@@ -78,7 +78,8 @@ class BaseModel(torch.nn.Module):
         extra_conds = {}
         for o in kwargs:
             extra = kwargs[o]
-            if hasattr(extra, "to"):
+            if hasattr(extra, "dtype"):
+                if extra.dtype != torch.int and extra.dtype != torch.long:
                     extra = extra.to(dtype)
             extra_conds[o] = extra
 
@@ -99,11 +100,29 @@ class BaseModel(torch.nn.Module):
         if self.inpaint_model:
             concat_keys = ("mask", "masked_image")
             cond_concat = []
-            denoise_mask = kwargs.get("denoise_mask", None)
+            denoise_mask = kwargs.get("concat_mask", kwargs.get("denoise_mask", None))
-            latent_image = kwargs.get("latent_image", None)
+            concat_latent_image = kwargs.get("concat_latent_image", None)
+            if concat_latent_image is None:
+                concat_latent_image = kwargs.get("latent_image", None)
+            else:
+                concat_latent_image = self.process_latent_in(concat_latent_image)
+
             noise = kwargs.get("noise", None)
             device = kwargs["device"]
 
+            if concat_latent_image.shape[1:] != noise.shape[1:]:
+                concat_latent_image = utils.common_upscale(concat_latent_image, noise.shape[-1], noise.shape[-2], "bilinear", "center")
+
+            concat_latent_image = utils.resize_to_batch_size(concat_latent_image, noise.shape[0])
+
+            if len(denoise_mask.shape) == len(noise.shape):
+                denoise_mask = denoise_mask[:,:1]
+
+            denoise_mask = denoise_mask.reshape((-1, 1, denoise_mask.shape[-2], denoise_mask.shape[-1]))
+            if denoise_mask.shape[-2:] != noise.shape[-2:]:
+                denoise_mask = utils.common_upscale(denoise_mask, noise.shape[-1], noise.shape[-2], "bilinear", "center")
+            denoise_mask = utils.resize_to_batch_size(denoise_mask.round(), noise.shape[0])
+
             def blank_inpaint_image_like(latent_image):
                 blank_image = torch.ones_like(latent_image)
                 # these are the values for "zero" in pixel space translated to latent space
@@ -116,9 +135,9 @@ class BaseModel(torch.nn.Module):
             for ck in concat_keys:
                 if denoise_mask is not None:
                     if ck == "mask":
-                        cond_concat.append(denoise_mask[:,:1].to(device))
+                        cond_concat.append(denoise_mask.to(device))
                     elif ck == "masked_image":
-                        cond_concat.append(latent_image.to(device)) #NOTE: the latent_image should be masked by the mask in pixel space
+                        cond_concat.append(concat_latent_image.to(device)) #NOTE: the latent_image should be masked by the mask in pixel space
                 else:
                     if ck == "mask":
                         cond_concat.append(torch.ones_like(noise)[:,:1])
@@ -126,9 +145,15 @@ class BaseModel(torch.nn.Module):
                         cond_concat.append(blank_inpaint_image_like(noise))
             data = torch.cat(cond_concat, dim=1)
             out['c_concat'] = comfy.conds.CONDNoiseShape(data)
+
         adm = self.encode_adm(**kwargs)
         if adm is not None:
             out['y'] = comfy.conds.CONDRegular(adm)
+
+        cross_attn = kwargs.get("cross_attn", None)
+        if cross_attn is not None:
+            out['c_crossattn'] = comfy.conds.CONDCrossAttn(cross_attn)
+
         return out
 
     def load_model_weights(self, sd, unet_prefix=""):
@@ -156,11 +181,7 @@ class BaseModel(torch.nn.Module):
 
     def state_dict_for_saving(self, clip_state_dict, vae_state_dict):
         clip_state_dict = self.model_config.process_clip_state_dict_for_saving(clip_state_dict)
-        unet_sd = self.diffusion_model.state_dict()
+        unet_state_dict = self.diffusion_model.state_dict()
-        unet_state_dict = {}
-        for k in unet_sd:
-            unet_state_dict[k] = comfy.model_management.resolve_lowvram_weight(unet_sd[k], self.diffusion_model, k)
-
         unet_state_dict = self.model_config.process_unet_state_dict_for_saving(unet_state_dict)
         vae_state_dict = self.model_config.process_vae_state_dict_for_saving(vae_state_dict)
         if self.get_dtype() == torch.float16:
@@ -322,9 +343,75 @@ class SVD_img2vid(BaseModel):
 
         out['c_concat'] = comfy.conds.CONDNoiseShape(latent_image)
 
+        cross_attn = kwargs.get("cross_attn", None)
+        if cross_attn is not None:
+            out['c_crossattn'] = comfy.conds.CONDCrossAttn(cross_attn)
+
         if "time_conditioning" in kwargs:
             out["time_context"] = comfy.conds.CONDCrossAttn(kwargs["time_conditioning"])
 
         out['image_only_indicator'] = comfy.conds.CONDConstant(torch.zeros((1,), device=device))
         out['num_video_frames'] = comfy.conds.CONDConstant(noise.shape[0])
         return out
+
+class Stable_Zero123(BaseModel):
+    def __init__(self, model_config, model_type=ModelType.EPS, device=None, cc_projection_weight=None, cc_projection_bias=None):
+        super().__init__(model_config, model_type, device=device)
+        self.cc_projection = comfy.ops.manual_cast.Linear(cc_projection_weight.shape[1], cc_projection_weight.shape[0], dtype=self.get_dtype(), device=device)
+        self.cc_projection.weight.copy_(cc_projection_weight)
+        self.cc_projection.bias.copy_(cc_projection_bias)
+
+    def extra_conds(self, **kwargs):
+        out = {}
+
+        latent_image = kwargs.get("concat_latent_image", None)
+        noise = kwargs.get("noise", None)
+
+        if latent_image is None:
+            latent_image = torch.zeros_like(noise)
+
+        if latent_image.shape[1:] != noise.shape[1:]:
+            latent_image = utils.common_upscale(latent_image, noise.shape[-1], noise.shape[-2], "bilinear", "center")
+
+        latent_image = utils.resize_to_batch_size(latent_image, noise.shape[0])
+
+        out['c_concat'] = comfy.conds.CONDNoiseShape(latent_image)
+
+        cross_attn = kwargs.get("cross_attn", None)
+        if cross_attn is not None:
+            if cross_attn.shape[-1] != 768:
+                cross_attn = self.cc_projection(cross_attn)
+            out['c_crossattn'] = comfy.conds.CONDCrossAttn(cross_attn)
+        return out
+
+class SD_X4Upscaler(BaseModel):
+    def __init__(self, model_config, model_type=ModelType.V_PREDICTION, device=None):
+        super().__init__(model_config, model_type, device=device)
+        self.noise_augmentor = ImageConcatWithNoiseAugmentation(noise_schedule_config={"linear_start": 0.0001, "linear_end": 0.02}, max_noise_level=350)
+
+    def extra_conds(self, **kwargs):
+        out = {}
+
+        image = kwargs.get("concat_image", None)
+        noise = kwargs.get("noise", None)
+        noise_augment = kwargs.get("noise_augmentation", 0.0)
+        device = kwargs["device"]
+        seed = kwargs["seed"] - 10
+
+        noise_level = round((self.noise_augmentor.max_noise_level) * noise_augment)
+
+        if image is None:
+            image = torch.zeros_like(noise)[:,:3]
+
+        if image.shape[1:] != noise.shape[1:]:
+            image = utils.common_upscale(image.to(device), noise.shape[-1], noise.shape[-2], "bilinear", "center")
+
+        noise_level = torch.tensor([noise_level], device=device)
+        if noise_augment > 0:
+            image, noise_level = self.noise_augmentor(image.to(device), noise_level=noise_level, seed=seed)
+
+        image = utils.resize_to_batch_size(image, noise.shape[0])
+
+        out['c_concat'] = comfy.conds.CONDNoiseShape(image)
+        out['y'] = comfy.conds.CONDRegular(noise_level)
+        return out

comfy/model_detection.py

@@ -34,7 +34,6 @@ def detect_unet_config(state_dict, key_prefix, dtype):
     unet_config = {
         "use_checkpoint": False,
         "image_size": 32,
-        "out_channels": 4,
         "use_spatial_transformer": True,
         "legacy": False
     }
@@ -50,6 +49,12 @@ def detect_unet_config(state_dict, key_prefix, dtype):
     model_channels = state_dict['{}input_blocks.0.0.weight'.format(key_prefix)].shape[0]
     in_channels = state_dict['{}input_blocks.0.0.weight'.format(key_prefix)].shape[1]
 
+    out_key = '{}out.2.weight'.format(key_prefix)
+    if out_key in state_dict:
+        out_channels = state_dict[out_key].shape[0]
+    else:
+        out_channels = 4
+
     num_res_blocks = []
     channel_mult = []
     attention_resolutions = []
@@ -122,6 +127,7 @@ def detect_unet_config(state_dict, key_prefix, dtype):
         transformer_depth_middle = -1
 
     unet_config["in_channels"] = in_channels
+    unet_config["out_channels"] = out_channels
     unet_config["model_channels"] = model_channels
     unet_config["num_res_blocks"] = num_res_blocks
     unet_config["transformer_depth"] = transformer_depth

comfy/model_management.py

@@ -28,6 +28,10 @@ total_vram = 0
 lowvram_available = True
 xpu_available = False
 
+if args.deterministic:
+    print("Using deterministic algorithms for pytorch")
+    torch.use_deterministic_algorithms(True, warn_only=True)
+
 directml_enabled = False
 if args.directml is not None:
     import torch_directml
@@ -182,6 +186,9 @@ except:
 if is_intel_xpu():
     VAE_DTYPE = torch.bfloat16
 
+if args.cpu_vae:
+    VAE_DTYPE = torch.float32
+
 if args.fp16_vae:
     VAE_DTYPE = torch.float16
 elif args.bf16_vae:
@@ -214,15 +221,8 @@ if args.force_fp16:
     FORCE_FP16 = True
 
 if lowvram_available:
-    try:
-        import accelerate
     if set_vram_to in (VRAMState.LOW_VRAM, VRAMState.NO_VRAM):
         vram_state = set_vram_to
-    except Exception as e:
-        import traceback
-        print(traceback.format_exc())
-        print("ERROR: LOW VRAM MODE NEEDS accelerate.")
-        lowvram_available = False
 
 
 if cpu_state != CPUState.GPU:
@@ -262,6 +262,14 @@ print("VAE dtype:", VAE_DTYPE)
 
 current_loaded_models = []
 
+def module_size(module):
+    module_mem = 0
+    sd = module.state_dict()
+    for k in sd:
+        t = sd[k]
+        module_mem += t.nelement() * t.element_size()
+    return module_mem
+
 class LoadedModel:
     def __init__(self, model):
         self.model = model
@@ -294,8 +302,20 @@ class LoadedModel:
 
         if lowvram_model_memory > 0:
             print("loading in lowvram mode", lowvram_model_memory/(1024 * 1024))
-            device_map = accelerate.infer_auto_device_map(self.real_model, max_memory={0: "{}MiB".format(lowvram_model_memory // (1024 * 1024)), "cpu": "16GiB"})
+            mem_counter = 0
-            accelerate.dispatch_model(self.real_model, device_map=device_map, main_device=self.device)
+            for m in self.real_model.modules():
+                if hasattr(m, "comfy_cast_weights"):
+                    m.prev_comfy_cast_weights = m.comfy_cast_weights
+                    m.comfy_cast_weights = True
+                    module_mem = module_size(m)
+                    if mem_counter + module_mem < lowvram_model_memory:
+                        m.to(self.device)
+                        mem_counter += module_mem
+                elif hasattr(m, "weight"): #only modules with comfy_cast_weights can be set to lowvram mode
+                    m.to(self.device)
+                    mem_counter += module_size(m)
+                    print("lowvram: loaded module regularly", m)
+
             self.model_accelerated = True
 
         if is_intel_xpu() and not args.disable_ipex_optimize:
@@ -305,7 +325,11 @@ class LoadedModel:
 
     def model_unload(self):
         if self.model_accelerated:
-            accelerate.hooks.remove_hook_from_submodules(self.real_model)
+            for m in self.real_model.modules():
+                if hasattr(m, "prev_comfy_cast_weights"):
+                    m.comfy_cast_weights = m.prev_comfy_cast_weights
+                    del m.prev_comfy_cast_weights
+
             self.model_accelerated = False
 
         self.model.unpatch_model(self.model.offload_device)
@@ -398,14 +422,14 @@ def load_models_gpu(models, memory_required=0):
         if lowvram_available and (vram_set_state == VRAMState.LOW_VRAM or vram_set_state == VRAMState.NORMAL_VRAM):
             model_size = loaded_model.model_memory_required(torch_dev)
             current_free_mem = get_free_memory(torch_dev)
-            lowvram_model_memory = int(max(256 * (1024 * 1024), (current_free_mem - 1024 * (1024 * 1024)) / 1.3 ))
+            lowvram_model_memory = int(max(64 * (1024 * 1024), (current_free_mem - 1024 * (1024 * 1024)) / 1.3 ))
             if model_size > (current_free_mem - inference_memory): #only switch to lowvram if really necessary
                 vram_set_state = VRAMState.LOW_VRAM
             else:
                 lowvram_model_memory = 0
 
         if vram_set_state == VRAMState.NO_VRAM:
-            lowvram_model_memory = 256 * 1024 * 1024
+            lowvram_model_memory = 64 * 1024 * 1024
 
         cur_loaded_model = loaded_model.model_load(lowvram_model_memory)
         current_loaded_models.insert(0, loaded_model)
@@ -534,6 +558,8 @@ def intermediate_device():
         return torch.device("cpu")
 
 def vae_device():
+    if args.cpu_vae:
+        return torch.device("cpu")
     return get_torch_device()
 
 def vae_offload_device():
@@ -562,6 +588,11 @@ def supports_dtype(device, dtype): #TODO
         return True
     return False
 
+def device_supports_non_blocking(device):
+    if is_device_mps(device):
+        return False #pytorch bug? mps doesn't support non blocking
+    return True
+
 def cast_to_device(tensor, device, dtype, copy=False):
     device_supports_cast = False
     if tensor.dtype == torch.float32 or tensor.dtype == torch.float16:
@@ -572,9 +603,7 @@ def cast_to_device(tensor, device, dtype, copy=False):
         elif is_intel_xpu():
             device_supports_cast = True
 
-    non_blocking = True
+    non_blocking = device_supports_non_blocking(device)
-    if is_device_mps(device):
-        non_blocking = False #pytorch bug? mps doesn't support non blocking
 
     if device_supports_cast:
         if copy:
@@ -738,11 +767,11 @@ def soft_empty_cache(force=False):
             torch.cuda.empty_cache()
             torch.cuda.ipc_collect()
 
-def resolve_lowvram_weight(weight, model, key):
+def unload_all_models():
-    if weight.device == torch.device("meta"): #lowvram NOTE: this depends on the inner working of the accelerate library so it might break.
+    free_memory(1e30, get_torch_device())
-        key_split = key.split('.')              # I have no idea why they don't just leave the weight there instead of using the meta device.
+
-        op = comfy.utils.get_attr(model, '.'.join(key_split[:-1]))
+
-        weight = op._hf_hook.weights_map[key_split[-1]]
+def resolve_lowvram_weight(weight, model, key): #TODO: remove
     return weight
 
 #TODO: might be cleaner to put this somewhere else

comfy/model_patcher.py

@@ -28,13 +28,9 @@ class ModelPatcher:
         if self.size > 0:
             return self.size
         model_sd = self.model.state_dict()
-        size = 0
+        self.size = comfy.model_management.module_size(self.model)
-        for k in model_sd:
-            t = model_sd[k]
-            size += t.nelement() * t.element_size()
-        self.size = size
         self.model_keys = set(model_sd.keys())
-        return size
+        return self.size
 
     def clone(self):
         n = ModelPatcher(self.model, self.load_device, self.offload_device, self.size, self.current_device, weight_inplace_update=self.weight_inplace_update)
@@ -55,14 +51,18 @@ class ModelPatcher:
     def memory_required(self, input_shape):
         return self.model.memory_required(input_shape=input_shape)
 
-    def set_model_sampler_cfg_function(self, sampler_cfg_function):
+    def set_model_sampler_cfg_function(self, sampler_cfg_function, disable_cfg1_optimization=False):
         if len(inspect.signature(sampler_cfg_function).parameters) == 3:
             self.model_options["sampler_cfg_function"] = lambda args: sampler_cfg_function(args["cond"], args["uncond"], args["cond_scale"]) #Old way
         else:
             self.model_options["sampler_cfg_function"] = sampler_cfg_function
+        if disable_cfg1_optimization:
+            self.model_options["disable_cfg1_optimization"] = True
 
-    def set_model_sampler_post_cfg_function(self, post_cfg_function):
+    def set_model_sampler_post_cfg_function(self, post_cfg_function, disable_cfg1_optimization=False):
         self.model_options["sampler_post_cfg_function"] = self.model_options.get("sampler_post_cfg_function", []) + [post_cfg_function]
+        if disable_cfg1_optimization:
+            self.model_options["disable_cfg1_optimization"] = True
 
     def set_model_unet_function_wrapper(self, unet_wrapper_function):
         self.model_options["model_function_wrapper"] = unet_wrapper_function
@@ -174,13 +174,14 @@ class ModelPatcher:
                     sd.pop(k)
         return sd
 
-    def patch_model(self, device_to=None):
+    def patch_model(self, device_to=None, patch_weights=True):
         for k in self.object_patches:
             old = getattr(self.model, k)
             if k not in self.object_patches_backup:
                 self.object_patches_backup[k] = old
             setattr(self.model, k, self.object_patches[k])
 
+        if patch_weights:
             model_sd = self.model_state_dict()
             for key in self.patches:
                 if key not in model_sd:

comfy/ops.py

@@ -1,27 +1,93 @@
 import torch
 from contextlib import contextmanager
+import comfy.model_management
+
+def cast_bias_weight(s, input):
+    bias = None
+    non_blocking = comfy.model_management.device_supports_non_blocking(input.device)
+    if s.bias is not None:
+        bias = s.bias.to(device=input.device, dtype=input.dtype, non_blocking=non_blocking)
+    weight = s.weight.to(device=input.device, dtype=input.dtype, non_blocking=non_blocking)
+    return weight, bias
+
 
 class disable_weight_init:
     class Linear(torch.nn.Linear):
+        comfy_cast_weights = False
         def reset_parameters(self):
             return None
 
+        def forward_comfy_cast_weights(self, input):
+            weight, bias = cast_bias_weight(self, input)
+            return torch.nn.functional.linear(input, weight, bias)
+
+        def forward(self, *args, **kwargs):
+            if self.comfy_cast_weights:
+                return self.forward_comfy_cast_weights(*args, **kwargs)
+            else:
+                return super().forward(*args, **kwargs)
+
     class Conv2d(torch.nn.Conv2d):
+        comfy_cast_weights = False
         def reset_parameters(self):
             return None
 
+        def forward_comfy_cast_weights(self, input):
+            weight, bias = cast_bias_weight(self, input)
+            return self._conv_forward(input, weight, bias)
+
+        def forward(self, *args, **kwargs):
+            if self.comfy_cast_weights:
+                return self.forward_comfy_cast_weights(*args, **kwargs)
+            else:
+                return super().forward(*args, **kwargs)
+
     class Conv3d(torch.nn.Conv3d):
+        comfy_cast_weights = False
         def reset_parameters(self):
             return None
 
+        def forward_comfy_cast_weights(self, input):
+            weight, bias = cast_bias_weight(self, input)
+            return self._conv_forward(input, weight, bias)
+
+        def forward(self, *args, **kwargs):
+            if self.comfy_cast_weights:
+                return self.forward_comfy_cast_weights(*args, **kwargs)
+            else:
+                return super().forward(*args, **kwargs)
+
     class GroupNorm(torch.nn.GroupNorm):
+        comfy_cast_weights = False
         def reset_parameters(self):
             return None
 
+        def forward_comfy_cast_weights(self, input):
+            weight, bias = cast_bias_weight(self, input)
+            return torch.nn.functional.group_norm(input, self.num_groups, weight, bias, self.eps)
+
+        def forward(self, *args, **kwargs):
+            if self.comfy_cast_weights:
+                return self.forward_comfy_cast_weights(*args, **kwargs)
+            else:
+                return super().forward(*args, **kwargs)
+
+
     class LayerNorm(torch.nn.LayerNorm):
+        comfy_cast_weights = False
         def reset_parameters(self):
             return None
 
+        def forward_comfy_cast_weights(self, input):
+            weight, bias = cast_bias_weight(self, input)
+            return torch.nn.functional.layer_norm(input, self.normalized_shape, weight, bias, self.eps)
+
+        def forward(self, *args, **kwargs):
+            if self.comfy_cast_weights:
+                return self.forward_comfy_cast_weights(*args, **kwargs)
+            else:
+                return super().forward(*args, **kwargs)
+
     @classmethod
     def conv_nd(s, dims, *args, **kwargs):
         if dims == 2:
@@ -31,35 +97,19 @@ class disable_weight_init:
         else:
             raise ValueError(f"unsupported dimensions: {dims}")
 
-def cast_bias_weight(s, input):
-    bias = None
-    if s.bias is not None:
-        bias = s.bias.to(device=input.device, dtype=input.dtype)
-    weight = s.weight.to(device=input.device, dtype=input.dtype)
-    return weight, bias
 
 class manual_cast(disable_weight_init):
     class Linear(disable_weight_init.Linear):
-        def forward(self, input):
+        comfy_cast_weights = True
-            weight, bias = cast_bias_weight(self, input)
-            return torch.nn.functional.linear(input, weight, bias)
 
     class Conv2d(disable_weight_init.Conv2d):
-        def forward(self, input):
+        comfy_cast_weights = True
-            weight, bias = cast_bias_weight(self, input)
-            return self._conv_forward(input, weight, bias)
 
     class Conv3d(disable_weight_init.Conv3d):
-        def forward(self, input):
+        comfy_cast_weights = True
-            weight, bias = cast_bias_weight(self, input)
-            return self._conv_forward(input, weight, bias)
 
     class GroupNorm(disable_weight_init.GroupNorm):
-        def forward(self, input):
+        comfy_cast_weights = True
-            weight, bias = cast_bias_weight(self, input)
-            return torch.nn.functional.group_norm(input, self.num_groups, weight, bias, self.eps)
 
     class LayerNorm(disable_weight_init.LayerNorm):
-        def forward(self, input):
+        comfy_cast_weights = True
-            weight, bias = cast_bias_weight(self, input)
-            return torch.nn.functional.layer_norm(input, self.normalized_shape, weight, bias, self.eps)

comfy/sample.py

@@ -28,7 +28,6 @@ def prepare_noise(latent_image, seed, noise_inds=None):
 def prepare_mask(noise_mask, shape, device):
     """ensures noise mask is of proper dimensions"""
     noise_mask = torch.nn.functional.interpolate(noise_mask.reshape((-1, 1, noise_mask.shape[-2], noise_mask.shape[-1])), size=(shape[2], shape[3]), mode="bilinear")
-    noise_mask = noise_mask.round()
     noise_mask = torch.cat([noise_mask] * shape[1], dim=1)
     noise_mask = comfy.utils.repeat_to_batch_size(noise_mask, shape[0])
     noise_mask = noise_mask.to(device)
@@ -47,7 +46,8 @@ def convert_cond(cond):
         temp = c[1].copy()
         model_conds = temp.get("model_conds", {})
         if c[0] is not None:
-            model_conds["c_crossattn"] = comfy.conds.CONDCrossAttn(c[0])
+            model_conds["c_crossattn"] = comfy.conds.CONDCrossAttn(c[0]) #TODO: remove
+            temp["cross_attn"] = c[0]
         temp["model_conds"] = model_conds
         out.append(temp)
     return out

comfy/samplers.py

@@ -244,14 +244,15 @@ def calc_cond_uncond_batch(model, cond, uncond, x_in, timestep, model_options):
 #The main sampling function shared by all the samplers
 #Returns denoised
 def sampling_function(model, x, timestep, uncond, cond, cond_scale, model_options={}, seed=None):
-        if math.isclose(cond_scale, 1.0):
+        if math.isclose(cond_scale, 1.0) and model_options.get("disable_cfg1_optimization", False) == False:
             uncond_ = None
         else:
             uncond_ = uncond
 
         cond_pred, uncond_pred = calc_cond_uncond_batch(model, cond, uncond_, x, timestep, model_options)
         if "sampler_cfg_function" in model_options:
-            args = {"cond": x - cond_pred, "uncond": x - uncond_pred, "cond_scale": cond_scale, "timestep": timestep, "input": x, "sigma": timestep}
+            args = {"cond": x - cond_pred, "uncond": x - uncond_pred, "cond_scale": cond_scale, "timestep": timestep, "input": x, "sigma": timestep,
+                    "cond_denoised": cond_pred, "uncond_denoised": uncond_pred, "model": model, "model_options": model_options}
             cfg_result = x - model_options["sampler_cfg_function"](args)
         else:
             cfg_result = uncond_pred + (cond_pred - uncond_pred) * cond_scale
@@ -598,6 +599,13 @@ def sample(model, noise, positive, negative, cfg, device, sampler, sigmas, model
     calculate_start_end_timesteps(model, negative)
     calculate_start_end_timesteps(model, positive)
 
+    if latent_image is not None:
+        latent_image = model.process_latent_in(latent_image)
+
+    if hasattr(model, 'extra_conds'):
+        positive = encode_model_conds(model.extra_conds, positive, noise, device, "positive", latent_image=latent_image, denoise_mask=denoise_mask, seed=seed)
+        negative = encode_model_conds(model.extra_conds, negative, noise, device, "negative", latent_image=latent_image, denoise_mask=denoise_mask, seed=seed)
+
     #make sure each cond area has an opposite one with the same area
     for c in positive:
         create_cond_with_same_area_if_none(negative, c)
@@ -609,13 +617,6 @@ def sample(model, noise, positive, negative, cfg, device, sampler, sigmas, model
     apply_empty_x_to_equal_area(list(filter(lambda c: c.get('control_apply_to_uncond', False) == True, positive)), negative, 'control', lambda cond_cnets, x: cond_cnets[x])
     apply_empty_x_to_equal_area(positive, negative, 'gligen', lambda cond_cnets, x: cond_cnets[x])
 
-    if latent_image is not None:
-        latent_image = model.process_latent_in(latent_image)
-
-    if hasattr(model, 'extra_conds'):
-        positive = encode_model_conds(model.extra_conds, positive, noise, device, "positive", latent_image=latent_image, denoise_mask=denoise_mask)
-        negative = encode_model_conds(model.extra_conds, negative, noise, device, "negative", latent_image=latent_image, denoise_mask=denoise_mask)
-
     extra_args = {"cond":positive, "uncond":negative, "cond_scale": cfg, "model_options": model_options, "seed":seed}
 
     samples = sampler.sample(model_wrap, sigmas, extra_args, callback, noise, latent_image, denoise_mask, disable_pbar)

comfy/sd.py

@@ -157,6 +157,8 @@ class VAE:
 
         self.memory_used_encode = lambda shape, dtype: (1767 * shape[2] * shape[3]) * model_management.dtype_size(dtype) #These are for AutoencoderKL and need tweaking (should be lower)
         self.memory_used_decode = lambda shape, dtype: (2178 * shape[2] * shape[3] * 64) * model_management.dtype_size(dtype)
+        self.downscale_ratio = 8
+        self.latent_channels = 4
 
         if config is None:
             if "decoder.mid.block_1.mix_factor" in sd:
@@ -172,6 +174,11 @@ class VAE:
             else:
                 #default SD1.x/SD2.x VAE parameters
                 ddconfig = {'double_z': True, 'z_channels': 4, 'resolution': 256, 'in_channels': 3, 'out_ch': 3, 'ch': 128, 'ch_mult': [1, 2, 4, 4], 'num_res_blocks': 2, 'attn_resolutions': [], 'dropout': 0.0}
+
+                if 'encoder.down.2.downsample.conv.weight' not in sd: #Stable diffusion x4 upscaler VAE
+                    ddconfig['ch_mult'] = [1, 2, 4]
+                    self.downscale_ratio = 4
+
                 self.first_stage_model = AutoencoderKL(ddconfig=ddconfig, embed_dim=4)
         else:
             self.first_stage_model = AutoencoderKL(**(config['params']))
@@ -204,9 +211,9 @@ class VAE:
 
         decode_fn = lambda a: (self.first_stage_model.decode(a.to(self.vae_dtype).to(self.device)) + 1.0).float()
         output = torch.clamp((
-            (comfy.utils.tiled_scale(samples, decode_fn, tile_x // 2, tile_y * 2, overlap, upscale_amount = 8, output_device=self.output_device, pbar = pbar) +
+            (comfy.utils.tiled_scale(samples, decode_fn, tile_x // 2, tile_y * 2, overlap, upscale_amount = self.downscale_ratio, output_device=self.output_device, pbar = pbar) +
-            comfy.utils.tiled_scale(samples, decode_fn, tile_x * 2, tile_y // 2, overlap, upscale_amount = 8, output_device=self.output_device, pbar = pbar) +
+            comfy.utils.tiled_scale(samples, decode_fn, tile_x * 2, tile_y // 2, overlap, upscale_amount = self.downscale_ratio, output_device=self.output_device, pbar = pbar) +
-             comfy.utils.tiled_scale(samples, decode_fn, tile_x, tile_y, overlap, upscale_amount = 8, output_device=self.output_device, pbar = pbar))
+             comfy.utils.tiled_scale(samples, decode_fn, tile_x, tile_y, overlap, upscale_amount = self.downscale_ratio, output_device=self.output_device, pbar = pbar))
             / 3.0) / 2.0, min=0.0, max=1.0)
         return output
 
@@ -217,9 +224,9 @@ class VAE:
         pbar = comfy.utils.ProgressBar(steps)
 
         encode_fn = lambda a: self.first_stage_model.encode((2. * a - 1.).to(self.vae_dtype).to(self.device)).float()
-        samples = comfy.utils.tiled_scale(pixel_samples, encode_fn, tile_x, tile_y, overlap, upscale_amount = (1/8), out_channels=4, output_device=self.output_device, pbar=pbar)
+        samples = comfy.utils.tiled_scale(pixel_samples, encode_fn, tile_x, tile_y, overlap, upscale_amount = (1/self.downscale_ratio), out_channels=self.latent_channels, output_device=self.output_device, pbar=pbar)
-        samples += comfy.utils.tiled_scale(pixel_samples, encode_fn, tile_x * 2, tile_y // 2, overlap, upscale_amount = (1/8), out_channels=4, output_device=self.output_device, pbar=pbar)
+        samples += comfy.utils.tiled_scale(pixel_samples, encode_fn, tile_x * 2, tile_y // 2, overlap, upscale_amount = (1/self.downscale_ratio), out_channels=self.latent_channels, output_device=self.output_device, pbar=pbar)
-        samples += comfy.utils.tiled_scale(pixel_samples, encode_fn, tile_x // 2, tile_y * 2, overlap, upscale_amount = (1/8), out_channels=4, output_device=self.output_device, pbar=pbar)
+        samples += comfy.utils.tiled_scale(pixel_samples, encode_fn, tile_x // 2, tile_y * 2, overlap, upscale_amount = (1/self.downscale_ratio), out_channels=self.latent_channels, output_device=self.output_device, pbar=pbar)
         samples /= 3.0
         return samples
 
@@ -231,7 +238,7 @@ class VAE:
             batch_number = int(free_memory / memory_used)
             batch_number = max(1, batch_number)
 
-            pixel_samples = torch.empty((samples_in.shape[0], 3, round(samples_in.shape[2] * 8), round(samples_in.shape[3] * 8)), device=self.output_device)
+            pixel_samples = torch.empty((samples_in.shape[0], 3, round(samples_in.shape[2] * self.downscale_ratio), round(samples_in.shape[3] * self.downscale_ratio)), device=self.output_device)
             for x in range(0, samples_in.shape[0], batch_number):
                 samples = samples_in[x:x+batch_number].to(self.vae_dtype).to(self.device)
                 pixel_samples[x:x+batch_number] = torch.clamp((self.first_stage_model.decode(samples).to(self.output_device).float() + 1.0) / 2.0, min=0.0, max=1.0)
@@ -255,7 +262,7 @@ class VAE:
             free_memory = model_management.get_free_memory(self.device)
             batch_number = int(free_memory / memory_used)
             batch_number = max(1, batch_number)
-            samples = torch.empty((pixel_samples.shape[0], 4, round(pixel_samples.shape[2] // 8), round(pixel_samples.shape[3] // 8)), device=self.output_device)
+            samples = torch.empty((pixel_samples.shape[0], self.latent_channels, round(pixel_samples.shape[2] // self.downscale_ratio), round(pixel_samples.shape[3] // self.downscale_ratio)), device=self.output_device)
             for x in range(0, pixel_samples.shape[0], batch_number):
                 pixels_in = (2. * pixel_samples[x:x+batch_number] - 1.).to(self.vae_dtype).to(self.device)
                 samples[x:x+batch_number] = self.first_stage_model.encode(pixels_in).to(self.output_device).float()

comfy/supported_models.py

@@ -252,5 +252,59 @@ class SVD_img2vid(supported_models_base.BASE):
     def clip_target(self):
         return None
 
-models = [SD15, SD20, SD21UnclipL, SD21UnclipH, SDXLRefiner, SDXL, SSD1B, Segmind_Vega]
+class Stable_Zero123(supported_models_base.BASE):
+    unet_config = {
+        "context_dim": 768,
+        "model_channels": 320,
+        "use_linear_in_transformer": False,
+        "adm_in_channels": None,
+        "use_temporal_attention": False,
+        "in_channels": 8,
+    }
+
+    unet_extra_config = {
+        "num_heads": 8,
+        "num_head_channels": -1,
+    }
+
+    clip_vision_prefix = "cond_stage_model.model.visual."
+
+    latent_format = latent_formats.SD15
+
+    def get_model(self, state_dict, prefix="", device=None):
+        out = model_base.Stable_Zero123(self, device=device, cc_projection_weight=state_dict["cc_projection.weight"], cc_projection_bias=state_dict["cc_projection.bias"])
+        return out
+
+    def clip_target(self):
+        return None
+
+class SD_X4Upscaler(SD20):
+    unet_config = {
+        "context_dim": 1024,
+        "model_channels": 256,
+        'in_channels': 7,
+        "use_linear_in_transformer": True,
+        "adm_in_channels": None,
+        "use_temporal_attention": False,
+    }
+
+    unet_extra_config = {
+        "disable_self_attentions": [True, True, True, False],
+        "num_classes": 1000,
+        "num_heads": 8,
+        "num_head_channels": -1,
+    }
+
+    latent_format = latent_formats.SD_X4
+
+    sampling_settings = {
+        "linear_start": 0.0001,
+        "linear_end": 0.02,
+    }
+
+    def get_model(self, state_dict, prefix="", device=None):
+        out = model_base.SD_X4Upscaler(self, device=device)
+        return out
+
+models = [Stable_Zero123, SD15, SD20, SD21UnclipL, SD21UnclipH, SDXLRefiner, SDXL, SSD1B, Segmind_Vega, SD_X4Upscaler]
 models += [SVD_img2vid]

comfy/taesd/taesd.py

@@ -7,9 +7,10 @@ import torch
 import torch.nn as nn
 
 import comfy.utils
+import comfy.ops
 
 def conv(n_in, n_out, **kwargs):
-    return nn.Conv2d(n_in, n_out, 3, padding=1, **kwargs)
+    return comfy.ops.disable_weight_init.Conv2d(n_in, n_out, 3, padding=1, **kwargs)
 
 class Clamp(nn.Module):
     def forward(self, x):
@@ -19,7 +20,7 @@ class Block(nn.Module):
     def __init__(self, n_in, n_out):
         super().__init__()
         self.conv = nn.Sequential(conv(n_in, n_out), nn.ReLU(), conv(n_out, n_out), nn.ReLU(), conv(n_out, n_out))
-        self.skip = nn.Conv2d(n_in, n_out, 1, bias=False) if n_in != n_out else nn.Identity()
+        self.skip = comfy.ops.disable_weight_init.Conv2d(n_in, n_out, 1, bias=False) if n_in != n_out else nn.Identity()
         self.fuse = nn.ReLU()
     def forward(self, x):
         return self.fuse(self.conv(x) + self.skip(x))

comfy_extras/nodes_custom_sampler.py

@@ -13,6 +13,7 @@ class BasicScheduler:
                     {"model": ("MODEL",),
                      "scheduler": (comfy.samplers.SCHEDULER_NAMES, ),
                      "steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
+                     "denoise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01}),
                       }
                }
     RETURN_TYPES = ("SIGMAS",)
@@ -20,8 +21,14 @@ class BasicScheduler:
 
     FUNCTION = "get_sigmas"
 
-    def get_sigmas(self, model, scheduler, steps):
+    def get_sigmas(self, model, scheduler, steps, denoise):
-        sigmas = comfy.samplers.calculate_sigmas_scheduler(model.model, scheduler, steps).cpu()
+        total_steps = steps
+        if denoise < 1.0:
+            total_steps = int(steps/denoise)
+
+        comfy.model_management.load_models_gpu([model])
+        sigmas = comfy.samplers.calculate_sigmas_scheduler(model.model, scheduler, total_steps).cpu()
+        sigmas = sigmas[-(steps + 1):]
         return (sigmas, )
 
 
@@ -87,6 +94,7 @@ class SDTurboScheduler:
         return {"required":
                     {"model": ("MODEL",),
                      "steps": ("INT", {"default": 1, "min": 1, "max": 10}),
+                     "denoise": ("FLOAT", {"default": 1.0, "min": 0, "max": 1.0, "step": 0.01}),
                       }
                }
     RETURN_TYPES = ("SIGMAS",)
@@ -94,9 +102,12 @@ class SDTurboScheduler:
 
     FUNCTION = "get_sigmas"
 
-    def get_sigmas(self, model, steps):
+    def get_sigmas(self, model, steps, denoise):
-        timesteps = torch.flip(torch.arange(1, 11) * 100 - 1, (0,))[:steps]
+        start_step = 10 - int(10 * denoise)
-        sigmas = model.model.model_sampling.sigma(timesteps)
+        timesteps = torch.flip(torch.arange(1, 11) * 100 - 1, (0,))[start_step:start_step + steps]
+        inner_model = model.patch_model(patch_weights=False)
+        sigmas = inner_model.model_sampling.sigma(timesteps)
+        model.unpatch_model()
         sigmas = torch.cat([sigmas, sigmas.new_zeros([1])])
         return (sigmas, )
 

comfy_extras/nodes_hypertile.py

@@ -37,24 +37,24 @@ class HyperTile:
     def patch(self, model, tile_size, swap_size, max_depth, scale_depth):
         model_channels = model.model.model_config.unet_config["model_channels"]
 
-        apply_to = set()
-        temp = model_channels
-        for x in range(max_depth + 1):
-            apply_to.add(temp)
-            temp *= 2
-
         latent_tile_size = max(32, tile_size) // 8
         self.temp = None
 
         def hypertile_in(q, k, v, extra_options):
-            if q.shape[-1] in apply_to:
+            model_chans = q.shape[-2]
+            orig_shape = extra_options['original_shape']
+            apply_to = []
+            for i in range(max_depth + 1):
+                apply_to.append((orig_shape[-2] / (2 ** i)) * (orig_shape[-1] / (2 ** i)))
+
+            if model_chans in apply_to:
                 shape = extra_options["original_shape"]
                 aspect_ratio = shape[-1] / shape[-2]
 
                 hw = q.size(1)
                 h, w = round(math.sqrt(hw * aspect_ratio)), round(math.sqrt(hw / aspect_ratio))
 
-                factor = 2**((q.shape[-1] // model_channels) - 1) if scale_depth else 1
+                factor = (2 ** apply_to.index(model_chans)) if scale_depth else 1
                 nh = random_divisor(h, latent_tile_size * factor, swap_size)
                 nw = random_divisor(w, latent_tile_size * factor, swap_size)
 

comfy_extras/nodes_images.py

@@ -74,7 +74,7 @@ class SaveAnimatedWEBP:
 
     OUTPUT_NODE = True
 
-    CATEGORY = "_for_testing"
+    CATEGORY = "image/animation"
 
     def save_images(self, images, fps, filename_prefix, lossless, quality, method, num_frames=0, prompt=None, extra_pnginfo=None):
         method = self.methods.get(method)
@@ -136,7 +136,7 @@ class SaveAnimatedPNG:
 
     OUTPUT_NODE = True
 
-    CATEGORY = "_for_testing"
+    CATEGORY = "image/animation"
 
     def save_images(self, images, fps, compress_level, filename_prefix="ComfyUI", prompt=None, extra_pnginfo=None):
         filename_prefix += self.prefix_append

comfy_extras/nodes_latent.py

@@ -3,9 +3,7 @@ import torch
 
 def reshape_latent_to(target_shape, latent):
     if latent.shape[1:] != target_shape[1:]:
-        latent.movedim(1, -1)
         latent = comfy.utils.common_upscale(latent, target_shape[3], target_shape[2], "bilinear", "center")
-        latent.movedim(-1, 1)
     return comfy.utils.repeat_to_batch_size(latent, target_shape[0])
 
 
@@ -102,9 +100,32 @@ class LatentInterpolate:
         samples_out["samples"] = st * (m1 * ratio + m2 * (1.0 - ratio))
         return (samples_out,)
 
+class LatentBatch:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": { "samples1": ("LATENT",), "samples2": ("LATENT",)}}
+
+    RETURN_TYPES = ("LATENT",)
+    FUNCTION = "batch"
+
+    CATEGORY = "latent/batch"
+
+    def batch(self, samples1, samples2):
+        samples_out = samples1.copy()
+        s1 = samples1["samples"]
+        s2 = samples2["samples"]
+
+        if s1.shape[1:] != s2.shape[1:]:
+            s2 = comfy.utils.common_upscale(s2, s1.shape[3], s1.shape[2], "bilinear", "center")
+        s = torch.cat((s1, s2), dim=0)
+        samples_out["samples"] = s
+        samples_out["batch_index"] = samples1.get("batch_index", [x for x in range(0, s1.shape[0])]) + samples2.get("batch_index", [x for x in range(0, s2.shape[0])])
+        return (samples_out,)
+
 NODE_CLASS_MAPPINGS = {
     "LatentAdd": LatentAdd,
     "LatentSubtract": LatentSubtract,
     "LatentMultiply": LatentMultiply,
     "LatentInterpolate": LatentInterpolate,
+    "LatentBatch": LatentBatch,
 }

comfy_extras/nodes_mask.py

@@ -6,6 +6,7 @@ import comfy.utils
 from nodes import MAX_RESOLUTION
 
 def composite(destination, source, x, y, mask = None, multiplier = 8, resize_source = False):
+    source = source.to(destination.device)
     if resize_source:
         source = torch.nn.functional.interpolate(source, size=(destination.shape[2], destination.shape[3]), mode="bilinear")
 
@@ -20,7 +21,7 @@ def composite(destination, source, x, y, mask = None, multiplier = 8, resize_sou
     if mask is None:
         mask = torch.ones_like(source)
     else:
-        mask = mask.clone()
+        mask = mask.to(destination.device, copy=True)
         mask = torch.nn.functional.interpolate(mask.reshape((-1, 1, mask.shape[-2], mask.shape[-1])), size=(source.shape[2], source.shape[3]), mode="bilinear")
         mask = comfy.utils.repeat_to_batch_size(mask, source.shape[0])
 

comfy_extras/nodes_model_advanced.py

@@ -17,41 +17,19 @@ class LCM(comfy.model_sampling.EPS):
 
         return c_out * x0 + c_skip * model_input
 
-class ModelSamplingDiscreteDistilled(torch.nn.Module):
+class ModelSamplingDiscreteDistilled(comfy.model_sampling.ModelSamplingDiscrete):
     original_timesteps = 50
 
-    def __init__(self):
+    def __init__(self, model_config=None):
-        super().__init__()
+        super().__init__(model_config)
-        self.sigma_data = 1.0
-        timesteps = 1000
-        beta_start = 0.00085
-        beta_end = 0.012
 
-        betas = torch.linspace(beta_start**0.5, beta_end**0.5, timesteps, dtype=torch.float32) ** 2
+        self.skip_steps = self.num_timesteps // self.original_timesteps
-        alphas = 1.0 - betas
-        alphas_cumprod = torch.cumprod(alphas, dim=0)
 
-        self.skip_steps = timesteps // self.original_timesteps
+        sigmas_valid = torch.zeros((self.original_timesteps), dtype=torch.float32)
-
-
-        alphas_cumprod_valid = torch.zeros((self.original_timesteps), dtype=torch.float32)
         for x in range(self.original_timesteps):
-            alphas_cumprod_valid[self.original_timesteps - 1 - x] = alphas_cumprod[timesteps - 1 - x * self.skip_steps]
+            sigmas_valid[self.original_timesteps - 1 - x] = self.sigmas[self.num_timesteps - 1 - x * self.skip_steps]
-
-        sigmas = ((1 - alphas_cumprod_valid) / alphas_cumprod_valid) ** 0.5
-        self.set_sigmas(sigmas)
 
-    def set_sigmas(self, sigmas):
+        self.set_sigmas(sigmas_valid)
-        self.register_buffer('sigmas', sigmas)
-        self.register_buffer('log_sigmas', sigmas.log())
-
-    @property
-    def sigma_min(self):
-        return self.sigmas[0]
-
-    @property
-    def sigma_max(self):
-        return self.sigmas[-1]
 
     def timestep(self, sigma):
         log_sigma = sigma.log()
@@ -66,14 +44,6 @@ class ModelSamplingDiscreteDistilled(torch.nn.Module):
         log_sigma = (1 - w) * self.log_sigmas[low_idx] + w * self.log_sigmas[high_idx]
         return log_sigma.exp().to(timestep.device)
 
-    def percent_to_sigma(self, percent):
-        if percent <= 0.0:
-            return 999999999.9
-        if percent >= 1.0:
-            return 0.0
-        percent = 1.0 - percent
-        return self.sigma(torch.tensor(percent * 999.0)).item()
-
 
 def rescale_zero_terminal_snr_sigmas(sigmas):
     alphas_cumprod = 1 / ((sigmas * sigmas) + 1)
@@ -122,7 +92,7 @@ class ModelSamplingDiscrete:
         class ModelSamplingAdvanced(sampling_base, sampling_type):
             pass
 
-        model_sampling = ModelSamplingAdvanced()
+        model_sampling = ModelSamplingAdvanced(model.model.model_config)
         if zsnr:
             model_sampling.set_sigmas(rescale_zero_terminal_snr_sigmas(model_sampling.sigmas))
 
@@ -154,7 +124,7 @@ class ModelSamplingContinuousEDM:
         class ModelSamplingAdvanced(comfy.model_sampling.ModelSamplingContinuousEDM, sampling_type):
             pass
 
-        model_sampling = ModelSamplingAdvanced()
+        model_sampling = ModelSamplingAdvanced(model.model.model_config)
         model_sampling.set_sigma_range(sigma_min, sigma_max)
         m.add_object_patch("model_sampling", model_sampling)
         return (m, )

comfy_extras/nodes_perpneg.py

@@ -0,0 +1,55 @@
+import torch
+import comfy.model_management
+import comfy.sample
+import comfy.samplers
+import comfy.utils
+
+
+class PerpNeg:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": {"model": ("MODEL", ),
+                             "empty_conditioning": ("CONDITIONING", ),
+                             "neg_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0}),
+                            }}
+    RETURN_TYPES = ("MODEL",)
+    FUNCTION = "patch"
+
+    CATEGORY = "_for_testing"
+
+    def patch(self, model, empty_conditioning, neg_scale):
+        m = model.clone()
+        nocond = comfy.sample.convert_cond(empty_conditioning)
+
+        def cfg_function(args):
+            model = args["model"]
+            noise_pred_pos = args["cond_denoised"]
+            noise_pred_neg = args["uncond_denoised"]
+            cond_scale = args["cond_scale"]
+            x = args["input"]
+            sigma = args["sigma"]
+            model_options = args["model_options"]
+            nocond_processed = comfy.samplers.encode_model_conds(model.extra_conds, nocond, x, x.device, "negative")
+
+            (noise_pred_nocond, _) = comfy.samplers.calc_cond_uncond_batch(model, nocond_processed, None, x, sigma, model_options)
+
+            pos = noise_pred_pos - noise_pred_nocond
+            neg = noise_pred_neg - noise_pred_nocond
+            perp = ((torch.mul(pos, neg).sum())/(torch.norm(neg)**2)) * neg
+            perp_neg = perp * neg_scale
+            cfg_result = noise_pred_nocond + cond_scale*(pos - perp_neg)
+            cfg_result = x - cfg_result
+            return cfg_result
+
+        m.set_model_sampler_cfg_function(cfg_function)
+
+        return (m, )
+
+
+NODE_CLASS_MAPPINGS = {
+    "PerpNeg": PerpNeg,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "PerpNeg": "Perp-Neg",
+}

comfy_extras/nodes_rebatch.py

@@ -99,10 +99,40 @@ class LatentRebatch:
 
         return (output_list,)
 
+class ImageRebatch:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": { "images": ("IMAGE",),
+                              "batch_size": ("INT", {"default": 1, "min": 1, "max": 4096}),
+                              }}
+    RETURN_TYPES = ("IMAGE",)
+    INPUT_IS_LIST = True
+    OUTPUT_IS_LIST = (True, )
+
+    FUNCTION = "rebatch"
+
+    CATEGORY = "image/batch"
+
+    def rebatch(self, images, batch_size):
+        batch_size = batch_size[0]
+
+        output_list = []
+        all_images = []
+        for img in images:
+            for i in range(img.shape[0]):
+                all_images.append(img[i:i+1])
+
+        for i in range(0, len(all_images), batch_size):
+            output_list.append(torch.cat(all_images[i:i+batch_size], dim=0))
+
+        return (output_list,)
+
 NODE_CLASS_MAPPINGS = {
     "RebatchLatents": LatentRebatch,
+    "RebatchImages": ImageRebatch,
 }
 
 NODE_DISPLAY_NAME_MAPPINGS = {
     "RebatchLatents": "Rebatch Latents",
+    "RebatchImages": "Rebatch Images",
 }

comfy_extras/nodes_sag.py

@@ -27,9 +27,7 @@ def attention_basic_with_sim(q, k, v, heads, mask=None):
 
     # force cast to fp32 to avoid overflowing
     if _ATTN_PRECISION =="fp32":
-        with torch.autocast(enabled=False, device_type = 'cuda'):
+        sim = einsum('b i d, b j d -> b i j', q.float(), k.float()) * scale
-            q, k = q.float(), k.float()
-            sim = einsum('b i d, b j d -> b i j', q, k) * scale
     else:
         sim = einsum('b i d, b j d -> b i j', q, k) * scale
 
@@ -60,7 +58,7 @@ def create_blur_map(x0, attn, sigma=3.0, threshold=1.0):
     attn = attn.reshape(b, -1, hw1, hw2)
     # Global Average Pool
     mask = attn.mean(1, keepdim=False).sum(1, keepdim=False) > threshold
-    ratio = round(math.sqrt(lh * lw / hw1))
+    ratio = 2**(math.ceil(math.sqrt(lh * lw / hw1)) - 1).bit_length()
     mid_shape = [math.ceil(lh / ratio), math.ceil(lw / ratio)]
 
     # Reshape
@@ -111,7 +109,6 @@ class SelfAttentionGuidance:
         m = model.clone()
 
         attn_scores = None
-        mid_block_shape = None
 
         # TODO: make this work properly with chunked batches
         #       currently, we can only save the attn from one UNet call
@@ -134,7 +131,6 @@ class SelfAttentionGuidance:
 
         def post_cfg_function(args):
             nonlocal attn_scores
-            nonlocal mid_block_shape
             uncond_attn = attn_scores
 
             sag_scale = scale
@@ -147,6 +143,8 @@ class SelfAttentionGuidance:
             sigma = args["sigma"]
             model_options = args["model_options"]
             x = args["input"]
+            if min(cfg_result.shape[2:]) <= 4: #skip when too small to add padding
+                return cfg_result
 
             # create the adversarially blurred image
             degraded = create_blur_map(uncond_pred, uncond_attn, sag_sigma, sag_threshold)
@@ -155,7 +153,7 @@ class SelfAttentionGuidance:
             (sag, _) = comfy.samplers.calc_cond_uncond_batch(model, uncond, None, degraded_noised, sigma, model_options)
             return cfg_result + (degraded - sag) * sag_scale
 
-        m.set_model_sampler_post_cfg_function(post_cfg_function)
+        m.set_model_sampler_post_cfg_function(post_cfg_function, disable_cfg1_optimization=True)
 
         # from diffusers:
         # unet.mid_block.attentions[0].transformer_blocks[0].attn1.patch

comfy_extras/nodes_sdupscale.py

@@ -0,0 +1,47 @@
+import torch
+import nodes
+import comfy.utils
+
+class SD_4XUpscale_Conditioning:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": { "images": ("IMAGE",),
+                              "positive": ("CONDITIONING",),
+                              "negative": ("CONDITIONING",),
+                              "scale_ratio": ("FLOAT", {"default": 4.0, "min": 0.0, "max": 10.0, "step": 0.01}),
+                              "noise_augmentation": ("FLOAT", {"default": 0.0, "min": 0.0, "max": 1.0, "step": 0.001}),
+                             }}
+    RETURN_TYPES = ("CONDITIONING", "CONDITIONING", "LATENT")
+    RETURN_NAMES = ("positive", "negative", "latent")
+
+    FUNCTION = "encode"
+
+    CATEGORY = "conditioning/upscale_diffusion"
+
+    def encode(self, images, positive, negative, scale_ratio, noise_augmentation):
+        width = max(1, round(images.shape[-2] * scale_ratio))
+        height = max(1, round(images.shape[-3] * scale_ratio))
+
+        pixels = comfy.utils.common_upscale((images.movedim(-1,1) * 2.0) - 1.0, width // 4, height // 4, "bilinear", "center")
+
+        out_cp = []
+        out_cn = []
+
+        for t in positive:
+            n = [t[0], t[1].copy()]
+            n[1]['concat_image'] = pixels
+            n[1]['noise_augmentation'] = noise_augmentation
+            out_cp.append(n)
+
+        for t in negative:
+            n = [t[0], t[1].copy()]
+            n[1]['concat_image'] = pixels
+            n[1]['noise_augmentation'] = noise_augmentation
+            out_cn.append(n)
+
+        latent = torch.zeros([images.shape[0], 4, height // 4, width // 4])
+        return (out_cp, out_cn, {"samples":latent})
+
+NODE_CLASS_MAPPINGS = {
+    "SD_4XUpscale_Conditioning": SD_4XUpscale_Conditioning,
+}

comfy_extras/nodes_stable3d.py

@@ -0,0 +1,102 @@
+import torch
+import nodes
+import comfy.utils
+
+def camera_embeddings(elevation, azimuth):
+    elevation = torch.as_tensor([elevation])
+    azimuth = torch.as_tensor([azimuth])
+    embeddings = torch.stack(
+        [
+                torch.deg2rad(
+                    (90 - elevation) - (90)
+                ),  # Zero123 polar is 90-elevation
+                torch.sin(torch.deg2rad(azimuth)),
+                torch.cos(torch.deg2rad(azimuth)),
+                torch.deg2rad(
+                    90 - torch.full_like(elevation, 0)
+                ),
+        ], dim=-1).unsqueeze(1)
+
+    return embeddings
+
+
+class StableZero123_Conditioning:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": { "clip_vision": ("CLIP_VISION",),
+                              "init_image": ("IMAGE",),
+                              "vae": ("VAE",),
+                              "width": ("INT", {"default": 256, "min": 16, "max": nodes.MAX_RESOLUTION, "step": 8}),
+                              "height": ("INT", {"default": 256, "min": 16, "max": nodes.MAX_RESOLUTION, "step": 8}),
+                              "batch_size": ("INT", {"default": 1, "min": 1, "max": 4096}),
+                              "elevation": ("FLOAT", {"default": 0.0, "min": -180.0, "max": 180.0}),
+                              "azimuth": ("FLOAT", {"default": 0.0, "min": -180.0, "max": 180.0}),
+                             }}
+    RETURN_TYPES = ("CONDITIONING", "CONDITIONING", "LATENT")
+    RETURN_NAMES = ("positive", "negative", "latent")
+
+    FUNCTION = "encode"
+
+    CATEGORY = "conditioning/3d_models"
+
+    def encode(self, clip_vision, init_image, vae, width, height, batch_size, elevation, azimuth):
+        output = clip_vision.encode_image(init_image)
+        pooled = output.image_embeds.unsqueeze(0)
+        pixels = comfy.utils.common_upscale(init_image.movedim(-1,1), width, height, "bilinear", "center").movedim(1,-1)
+        encode_pixels = pixels[:,:,:,:3]
+        t = vae.encode(encode_pixels)
+        cam_embeds = camera_embeddings(elevation, azimuth)
+        cond = torch.cat([pooled, cam_embeds.repeat((pooled.shape[0], 1, 1))], dim=-1)
+
+        positive = [[cond, {"concat_latent_image": t}]]
+        negative = [[torch.zeros_like(pooled), {"concat_latent_image": torch.zeros_like(t)}]]
+        latent = torch.zeros([batch_size, 4, height // 8, width // 8])
+        return (positive, negative, {"samples":latent})
+
+class StableZero123_Conditioning_Batched:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": { "clip_vision": ("CLIP_VISION",),
+                              "init_image": ("IMAGE",),
+                              "vae": ("VAE",),
+                              "width": ("INT", {"default": 256, "min": 16, "max": nodes.MAX_RESOLUTION, "step": 8}),
+                              "height": ("INT", {"default": 256, "min": 16, "max": nodes.MAX_RESOLUTION, "step": 8}),
+                              "batch_size": ("INT", {"default": 1, "min": 1, "max": 4096}),
+                              "elevation": ("FLOAT", {"default": 0.0, "min": -180.0, "max": 180.0}),
+                              "azimuth": ("FLOAT", {"default": 0.0, "min": -180.0, "max": 180.0}),
+                              "elevation_batch_increment": ("FLOAT", {"default": 0.0, "min": -180.0, "max": 180.0}),
+                              "azimuth_batch_increment": ("FLOAT", {"default": 0.0, "min": -180.0, "max": 180.0}),
+                             }}
+    RETURN_TYPES = ("CONDITIONING", "CONDITIONING", "LATENT")
+    RETURN_NAMES = ("positive", "negative", "latent")
+
+    FUNCTION = "encode"
+
+    CATEGORY = "conditioning/3d_models"
+
+    def encode(self, clip_vision, init_image, vae, width, height, batch_size, elevation, azimuth, elevation_batch_increment, azimuth_batch_increment):
+        output = clip_vision.encode_image(init_image)
+        pooled = output.image_embeds.unsqueeze(0)
+        pixels = comfy.utils.common_upscale(init_image.movedim(-1,1), width, height, "bilinear", "center").movedim(1,-1)
+        encode_pixels = pixels[:,:,:,:3]
+        t = vae.encode(encode_pixels)
+
+        cam_embeds = []
+        for i in range(batch_size):
+            cam_embeds.append(camera_embeddings(elevation, azimuth))
+            elevation += elevation_batch_increment
+            azimuth += azimuth_batch_increment
+
+        cam_embeds = torch.cat(cam_embeds, dim=0)
+        cond = torch.cat([comfy.utils.repeat_to_batch_size(pooled, batch_size), cam_embeds], dim=-1)
+
+        positive = [[cond, {"concat_latent_image": t}]]
+        negative = [[torch.zeros_like(pooled), {"concat_latent_image": torch.zeros_like(t)}]]
+        latent = torch.zeros([batch_size, 4, height // 8, width // 8])
+        return (positive, negative, {"samples":latent, "batch_index": [0] * batch_size})
+
+
+NODE_CLASS_MAPPINGS = {
+    "StableZero123_Conditioning": StableZero123_Conditioning,
+    "StableZero123_Conditioning_Batched": StableZero123_Conditioning_Batched,
+}

execution.py

@@ -7,6 +7,7 @@ import threading
 import heapq
 import traceback
 import gc
+import inspect
 
 import torch
 import nodes
@@ -267,11 +268,14 @@ def recursive_output_delete_if_changed(prompt, old_prompt, outputs, current_item
 
 class PromptExecutor:
     def __init__(self, server):
+        self.server = server
+        self.reset()
+
+    def reset(self):
         self.outputs = {}
         self.object_storage = {}
         self.outputs_ui = {}
         self.old_prompt = {}
-        self.server = server
 
     def handle_execution_error(self, prompt_id, prompt, current_outputs, executed, error, ex):
         node_id = error["node_id"]
@@ -382,6 +386,8 @@ class PromptExecutor:
             for x in executed:
                 self.old_prompt[x] = copy.deepcopy(prompt[x])
             self.server.last_node_id = None
+            if comfy.model_management.DISABLE_SMART_MEMORY:
+                comfy.model_management.unload_all_models()
 
 
 
@@ -400,6 +406,10 @@ def validate_inputs(prompt, item, validated):
     errors = []
     valid = True
 
+    validate_function_inputs = []
+    if hasattr(obj_class, "VALIDATE_INPUTS"):
+        validate_function_inputs = inspect.getfullargspec(obj_class.VALIDATE_INPUTS).args
+
     for x in required_inputs:
         if x not in inputs:
             error = {
@@ -529,29 +539,7 @@ def validate_inputs(prompt, item, validated):
                     errors.append(error)
                     continue
 
-            if hasattr(obj_class, "VALIDATE_INPUTS"):
+            if x not in validate_function_inputs:
-                input_data_all = get_input_data(inputs, obj_class, unique_id)
-                #ret = obj_class.VALIDATE_INPUTS(**input_data_all)
-                ret = map_node_over_list(obj_class, input_data_all, "VALIDATE_INPUTS")
-                for i, r in enumerate(ret):
-                    if r is not True:
-                        details = f"{x}"
-                        if r is not False:
-                            details += f" - {str(r)}"
-
-                        error = {
-                            "type": "custom_validation_failed",
-                            "message": "Custom validation failed for node",
-                            "details": details,
-                            "extra_info": {
-                                "input_name": x,
-                                "input_config": info,
-                                "received_value": val,
-                            }
-                        }
-                        errors.append(error)
-                        continue
-            else:
                 if isinstance(type_input, list):
                     if val not in type_input:
                         input_config = info
@@ -578,6 +566,35 @@ def validate_inputs(prompt, item, validated):
                         errors.append(error)
                         continue
 
+    if len(validate_function_inputs) > 0:
+        input_data_all = get_input_data(inputs, obj_class, unique_id)
+        input_filtered = {}
+        for x in input_data_all:
+            if x in validate_function_inputs:
+                input_filtered[x] = input_data_all[x]
+
+        #ret = obj_class.VALIDATE_INPUTS(**input_filtered)
+        ret = map_node_over_list(obj_class, input_filtered, "VALIDATE_INPUTS")
+        for x in input_filtered:
+            for i, r in enumerate(ret):
+                if r is not True:
+                    details = f"{x}"
+                    if r is not False:
+                        details += f" - {str(r)}"
+
+                    error = {
+                        "type": "custom_validation_failed",
+                        "message": "Custom validation failed for node",
+                        "details": details,
+                        "extra_info": {
+                            "input_name": x,
+                            "input_config": info,
+                            "received_value": val,
+                        }
+                    }
+                    errors.append(error)
+                    continue
+
     if len(errors) > 0 or valid is not True:
         ret = (False, errors, unique_id)
     else:
@@ -692,6 +709,7 @@ class PromptQueue:
         self.queue = []
         self.currently_running = {}
         self.history = {}
+        self.flags = {}
         server.prompt_queue = self
 
     def put(self, item):
@@ -778,3 +796,17 @@ class PromptQueue:
     def delete_history_item(self, id_to_delete):
         with self.mutex:
             self.history.pop(id_to_delete, None)
+
+    def set_flag(self, name, data):
+        with self.mutex:
+            self.flags[name] = data
+            self.not_empty.notify()
+
+    def get_flags(self, reset=True):
+        with self.mutex:
+            if reset:
+                ret = self.flags
+                self.flags = {}
+                return ret
+            else:
+                return self.flags.copy()

folder_paths.py

@@ -34,6 +34,7 @@ folder_names_and_paths["classifiers"] = ([os.path.join(models_dir, "classifiers"
 output_directory = os.path.join(os.path.dirname(os.path.realpath(__file__)), "output")
 temp_directory = os.path.join(os.path.dirname(os.path.realpath(__file__)), "temp")
 input_directory = os.path.join(os.path.dirname(os.path.realpath(__file__)), "input")
+user_directory = os.path.join(os.path.dirname(os.path.realpath(__file__)), "user")
 
 filename_list_cache = {}
 
@@ -184,8 +185,7 @@ def cached_filename_list_(folder_name):
     if folder_name not in filename_list_cache:
         return None
     out = filename_list_cache[folder_name]
-    if time.perf_counter() < (out[2] + 0.5):
+
-        return out
     for x in out[1]:
         time_modified = out[1][x]
         folder = x

main.py

@@ -64,6 +64,10 @@ if __name__ == "__main__":
         os.environ['CUDA_VISIBLE_DEVICES'] = str(args.cuda_device)
         print("Set cuda device to:", args.cuda_device)
 
+    if args.deterministic:
+        if 'CUBLAS_WORKSPACE_CONFIG' not in os.environ:
+            os.environ['CUBLAS_WORKSPACE_CONFIG'] = ":4096:8"
+
     import cuda_malloc
 
 import comfy.utils
@@ -93,7 +97,7 @@ def prompt_worker(q, server):
     gc_collect_interval = 10.0
 
     while True:
-        timeout = None
+        timeout = 1000.0
         if need_gc:
             timeout = max(gc_collect_interval - (current_time - last_gc_collect), 0.0)
 
@@ -102,6 +106,8 @@ def prompt_worker(q, server):
             item, item_id = queue_item
             execution_start_time = time.perf_counter()
             prompt_id = item[1]
+            server.last_prompt_id = prompt_id
+
             e.execute(item[2], prompt_id, item[3], item[4])
             need_gc = True
             q.task_done(item_id, e.outputs_ui)
@@ -112,6 +118,19 @@ def prompt_worker(q, server):
             execution_time = current_time - execution_start_time
             print("Prompt executed in {:.2f} seconds".format(execution_time))
 
+        flags = q.get_flags()
+        free_memory = flags.get("free_memory", False)
+
+        if flags.get("unload_models", free_memory):
+            comfy.model_management.unload_all_models()
+            need_gc = True
+            last_gc_collect = 0
+
+        if free_memory:
+            e.reset()
+            need_gc = True
+            last_gc_collect = 0
+
         if need_gc:
             current_time = time.perf_counter()
             if (current_time - last_gc_collect) > gc_collect_interval:
@@ -127,7 +146,9 @@ async def run(server, address='', port=8188, verbose=True, call_on_start=None):
 def hijack_progress(server):
     def hook(value, total, preview_image):
         comfy.model_management.throw_exception_if_processing_interrupted()
-        server.send_sync("progress", {"value": value, "max": total}, server.client_id)
+        progress = {"value": value, "max": total, "prompt_id": server.last_prompt_id, "node": server.last_node_id}
+
+        server.send_sync("progress", progress, server.client_id)
         if preview_image is not None:
             server.send_sync(BinaryEventTypes.UNENCODED_PREVIEW_IMAGE, preview_image, server.client_id)
     comfy.utils.set_progress_bar_global_hook(hook)

nodes.py

@@ -9,7 +9,7 @@ import math
 import time
 import random
 
-from PIL import Image, ImageOps
+from PIL import Image, ImageOps, ImageSequence
 from PIL.PngImagePlugin import PngInfo
 import numpy as np
 import safetensors.torch
@@ -359,6 +359,62 @@ class VAEEncodeForInpaint:
 
         return ({"samples":t, "noise_mask": (mask_erosion[:,:,:x,:y].round())}, )
 
+
+class InpaintModelConditioning:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": {"positive": ("CONDITIONING", ),
+                             "negative": ("CONDITIONING", ),
+                             "vae": ("VAE", ),
+                             "pixels": ("IMAGE", ),
+                             "mask": ("MASK", ),
+                             }}
+
+    RETURN_TYPES = ("CONDITIONING","CONDITIONING","LATENT")
+    RETURN_NAMES = ("positive", "negative", "latent")
+    FUNCTION = "encode"
+
+    CATEGORY = "conditioning/inpaint"
+
+    def encode(self, positive, negative, pixels, vae, mask):
+        x = (pixels.shape[1] // 8) * 8
+        y = (pixels.shape[2] // 8) * 8
+        mask = torch.nn.functional.interpolate(mask.reshape((-1, 1, mask.shape[-2], mask.shape[-1])), size=(pixels.shape[1], pixels.shape[2]), mode="bilinear")
+
+        orig_pixels = pixels
+        pixels = orig_pixels.clone()
+        if pixels.shape[1] != x or pixels.shape[2] != y:
+            x_offset = (pixels.shape[1] % 8) // 2
+            y_offset = (pixels.shape[2] % 8) // 2
+            pixels = pixels[:,x_offset:x + x_offset, y_offset:y + y_offset,:]
+            mask = mask[:,:,x_offset:x + x_offset, y_offset:y + y_offset]
+
+        m = (1.0 - mask.round()).squeeze(1)
+        for i in range(3):
+            pixels[:,:,:,i] -= 0.5
+            pixels[:,:,:,i] *= m
+            pixels[:,:,:,i] += 0.5
+        concat_latent = vae.encode(pixels)
+        orig_latent = vae.encode(orig_pixels)
+
+        out_latent = {}
+
+        out_latent["samples"] = orig_latent
+        out_latent["noise_mask"] = mask
+
+        out = []
+        for conditioning in [positive, negative]:
+            c = []
+            for t in conditioning:
+                d = t[1].copy()
+                d["concat_latent_image"] = concat_latent
+                d["concat_mask"] = mask
+                n = [t[0], d]
+                c.append(n)
+            out.append(c)
+        return (out[0], out[1], out_latent)
+
+
 class SaveLatent:
     def __init__(self):
         self.output_dir = folder_paths.get_output_directory()
@@ -1410,8 +1466,13 @@ class LoadImage:
     FUNCTION = "load_image"
     def load_image(self, image):
         image_path = folder_paths.get_annotated_filepath(image)
-        i = Image.open(image_path)
+        img = Image.open(image_path)
+        output_images = []
+        output_masks = []
+        for i in ImageSequence.Iterator(img):
             i = ImageOps.exif_transpose(i)
+            if i.mode == 'I':
+                i = i.point(lambda i: i * (1 / 255))
             image = i.convert("RGB")
             image = np.array(image).astype(np.float32) / 255.0
             image = torch.from_numpy(image)[None,]
@@ -1420,7 +1481,17 @@ class LoadImage:
                 mask = 1. - torch.from_numpy(mask)
             else:
                 mask = torch.zeros((64,64), dtype=torch.float32, device="cpu")
-        return (image, mask.unsqueeze(0))
+            output_images.append(image)
+            output_masks.append(mask.unsqueeze(0))
+
+        if len(output_images) > 1:
+            output_image = torch.cat(output_images, dim=0)
+            output_mask = torch.cat(output_masks, dim=0)
+        else:
+            output_image = output_images[0]
+            output_mask = output_masks[0]
+
+        return (output_image, output_mask)
 
     @classmethod
     def IS_CHANGED(s, image):
@@ -1457,6 +1528,8 @@ class LoadImageMask:
         i = Image.open(image_path)
         i = ImageOps.exif_transpose(i)
         if i.getbands() != ("R", "G", "B", "A"):
+            if i.mode == 'I':
+                i = i.point(lambda i: i * (1 / 255))
             i = i.convert("RGBA")
         mask = None
         c = channel[0].upper()
@@ -1478,13 +1551,10 @@ class LoadImageMask:
         return m.digest().hex()
 
     @classmethod
-    def VALIDATE_INPUTS(s, image, channel):
+    def VALIDATE_INPUTS(s, image):
         if not folder_paths.exists_annotated_filepath(image):
             return "Invalid image file: {}".format(image)
 
-        if channel not in s._color_channels:
-            return "Invalid color channel: {}".format(channel)
-
         return True
 
 class ImageScale:
@@ -1614,10 +1684,11 @@ class ImagePadForOutpaint:
     def expand_image(self, image, left, top, right, bottom, feathering):
         d1, d2, d3, d4 = image.size()
 
-        new_image = torch.zeros(
+        new_image = torch.ones(
             (d1, d2 + top + bottom, d3 + left + right, d4),
             dtype=torch.float32,
-        )
+        ) * 0.5
+
         new_image[:, top:top + d2, left:left + d3, :] = image
 
         mask = torch.ones(
@@ -1709,6 +1780,7 @@ NODE_CLASS_MAPPINGS = {
     "unCLIPCheckpointLoader": unCLIPCheckpointLoader,
     "GLIGENLoader": GLIGENLoader,
     "GLIGENTextBoxApply": GLIGENTextBoxApply,
+    "InpaintModelConditioning": InpaintModelConditioning,
 
     "CheckpointLoader": CheckpointLoader,
     "DiffusersLoader": DiffusersLoader,
@@ -1868,6 +1940,9 @@ def init_custom_nodes():
         "nodes_images.py",
         "nodes_video_model.py",
         "nodes_sag.py",
+        "nodes_perpneg.py",
+        "nodes_stable3d.py",
+        "nodes_sdupscale.py",
     ]
 
     for node_file in extras_files:

requirements.txt

@@ -1,10 +1,10 @@
 torch
 torchsde
+torchvision
 einops
 transformers>=4.25.1
 safetensors>=0.3.0
 aiohttp
-accelerate
 pyyaml
 Pillow
 scipy

server.py

@@ -30,6 +30,7 @@ from comfy.cli_args import args
 import comfy.utils
 import comfy.model_management
 
+from app.user_manager import UserManager
 
 class BinaryEventTypes:
     PREVIEW_IMAGE = 1
@@ -72,6 +73,7 @@ class PromptServer():
         mimetypes.init()
         mimetypes.types_map['.js'] = 'application/javascript; charset=utf-8'
 
+        self.user_manager = UserManager()
         self.supports = ["custom_nodes_from_web"]
         self.prompt_queue = None
         self.loop = loop
@@ -507,6 +509,17 @@ class PromptServer():
             nodes.interrupt_processing()
             return web.Response(status=200)
 
+        @routes.post("/free")
+        async def post_free(request):
+            json_data = await request.json()
+            unload_models = json_data.get("unload_models", False)
+            free_memory = json_data.get("free_memory", False)
+            if unload_models:
+                self.prompt_queue.set_flag("unload_models", unload_models)
+            if free_memory:
+                self.prompt_queue.set_flag("free_memory", free_memory)
+            return web.Response(status=200)
+
         @routes.post("/history")
         async def post_history(request):
             json_data =  await request.json()
@@ -521,6 +534,7 @@ class PromptServer():
             return web.Response(status=200)
         
     def add_routes(self):
+        self.user_manager.add_routes(self.routes)
         self.app.add_routes(self.routes)
 
         for name, dir in nodes.EXTENSION_WEB_DIRS.items():
@@ -584,7 +598,8 @@ class PromptServer():
         message = self.encode_bytes(event, data)
 
         if sid is None:
-            for ws in self.sockets.values():
+            sockets = list(self.sockets.values())
+            for ws in sockets:
                 await send_socket_catch_exception(ws.send_bytes, message)
         elif sid in self.sockets:
             await send_socket_catch_exception(self.sockets[sid].send_bytes, message)
@@ -593,7 +608,8 @@ class PromptServer():
         message = {"type": event, "data": data}
 
         if sid is None:
-            for ws in self.sockets.values():
+            sockets = list(self.sockets.values())
+            for ws in sockets:
                 await send_socket_catch_exception(ws.send_json, message)
         elif sid in self.sockets:
             await send_socket_catch_exception(self.sockets[sid].send_json, message)

tests-ui/afterSetup.js

@@ -0,0 +1,9 @@
+const { start } = require("./utils");
+const lg = require("./utils/litegraph");
+
+// Load things once per test file before to ensure its all warmed up for the tests
+beforeAll(async () => {
+	lg.setup(global);
+	await start({ resetEnv: true });
+	lg.teardown(global);
+});

tests-ui/babel.config.json

@@ -1,3 +1,4 @@
 {
-	"presets": ["@babel/preset-env"]
+	"presets": ["@babel/preset-env"],
+	"plugins": ["babel-plugin-transform-import-meta"]
 }

tests-ui/jest.config.js

@@ -2,8 +2,10 @@
 const config = {
 	testEnvironment: "jsdom",
 	setupFiles: ["./globalSetup.js"],
+	setupFilesAfterEnv: ["./afterSetup.js"],
 	clearMocks: true,
 	resetModules: true,
+	testTimeout: 10000
 };
 
 module.exports = config;

tests-ui/package-lock.json

@@ -11,6 +11,7 @@
       "devDependencies": {
         "@babel/preset-env": "^7.22.20",
         "@types/jest": "^29.5.5",
+        "babel-plugin-transform-import-meta": "^2.2.1",
         "jest": "^29.7.0",
         "jest-environment-jsdom": "^29.7.0"
       }
@@ -2591,6 +2592,19 @@
         "@babel/core": "^7.4.0 || ^8.0.0-0 <8.0.0"
       }
     },
+    "node_modules/babel-plugin-transform-import-meta": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-import-meta/-/babel-plugin-transform-import-meta-2.2.1.tgz",
+      "integrity": "sha512-AxNh27Pcg8Kt112RGa3Vod2QS2YXKKJ6+nSvRtv7qQTJAdx0MZa4UHZ4lnxHUWA2MNbLuZQv5FVab4P1CoLOWw==",
+      "dev": true,
+      "dependencies": {
+        "@babel/template": "^7.4.4",
+        "tslib": "^2.4.0"
+      },
+      "peerDependencies": {
+        "@babel/core": "^7.10.0"
+      }
+    },
     "node_modules/babel-preset-current-node-syntax": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/babel-preset-current-node-syntax/-/babel-preset-current-node-syntax-1.0.1.tgz",
@@ -5233,6 +5247,12 @@
         "node": ">=12"
       }
     },
+    "node_modules/tslib": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
+      "integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q==",
+      "dev": true
+    },
     "node_modules/type-detect": {
       "version": "4.0.8",
       "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",

tests-ui/package.json

@@ -24,6 +24,7 @@
   "devDependencies": {
     "@babel/preset-env": "^7.22.20",
     "@types/jest": "^29.5.5",
+    "babel-plugin-transform-import-meta": "^2.2.1",
     "jest": "^29.7.0",
     "jest-environment-jsdom": "^29.7.0"
   }

tests-ui/tests/groupNode.test.js

@@ -970,4 +970,36 @@ describe("group node", () => {
 			});
 		});
 	});
+	test("converted inputs with linked widgets map values correctly on creation", async () => {
+		const { ez, graph, app } = await start();
+		const k1 = ez.KSampler();
+		const k2 = ez.KSampler();
+		k1.widgets.seed.convertToInput();
+		k2.widgets.seed.convertToInput();
+
+		const rr = ez.Reroute();
+		rr.outputs[0].connectTo(k1.inputs.seed);
+		rr.outputs[0].connectTo(k2.inputs.seed);
+
+		const group = await convertToGroup(app, graph, "test", [k1, k2, rr]);
+		expect(group.widgets.steps.value).toBe(20);
+		expect(group.widgets.cfg.value).toBe(8);
+		expect(group.widgets.scheduler.value).toBe("normal");
+		expect(group.widgets["KSampler steps"].value).toBe(20);
+		expect(group.widgets["KSampler cfg"].value).toBe(8);
+		expect(group.widgets["KSampler scheduler"].value).toBe("normal");
+	});
+	test("allow multiple of the same node type to be added", async () => {
+		const { ez, graph, app } = await start();
+		const nodes = [...Array(10)].map(() => ez.ImageScaleBy());
+		const group = await convertToGroup(app, graph, "test", nodes);
+		expect(group.inputs.length).toBe(10);
+		expect(group.outputs.length).toBe(10);
+		expect(group.widgets.length).toBe(20);
+		expect(group.widgets.map((w) => w.widget.name)).toStrictEqual(
+			[...Array(10)]
+				.map((_, i) => `${i > 0 ? "ImageScaleBy " : ""}${i > 1 ? i + " " : ""}`)
+				.flatMap((p) => [`${p}upscale_method`, `${p}scale_by`])
+		);
+	});
 });

tests-ui/tests/users.test.js

@@ -0,0 +1,295 @@
+// @ts-check
+/// <reference path="../node_modules/@types/jest/index.d.ts" />
+const { start } = require("../utils");
+const lg = require("../utils/litegraph");
+
+describe("users", () => {
+	beforeEach(() => {
+		lg.setup(global);
+	});
+
+	afterEach(() => {
+		lg.teardown(global);
+	});
+
+	function expectNoUserScreen() {
+		// Ensure login isnt visible
+		const selection = document.querySelectorAll("#comfy-user-selection")?.[0];
+		expect(selection["style"].display).toBe("none");
+		const menu = document.querySelectorAll(".comfy-menu")?.[0];
+		expect(window.getComputedStyle(menu)?.display).not.toBe("none");
+	}
+
+	describe("multi-user", () => {
+		function mockAddStylesheet() {
+			const utils = require("../../web/scripts/utils");
+			utils.addStylesheet = jest.fn().mockReturnValue(Promise.resolve());
+		}
+
+		async function waitForUserScreenShow() {
+			mockAddStylesheet();
+
+			// Wait for "show" to be called
+			const { UserSelectionScreen } = require("../../web/scripts/ui/userSelection");
+			let resolve, reject;
+			const fn = UserSelectionScreen.prototype.show;
+			const p = new Promise((res, rej) => {
+				resolve = res;
+				reject = rej;
+			});
+			jest.spyOn(UserSelectionScreen.prototype, "show").mockImplementation(async (...args) => {
+				const res = fn(...args);
+				await new Promise(process.nextTick); // wait for promises to resolve
+				resolve();
+				return res;
+			});
+			// @ts-ignore
+			setTimeout(() => reject("timeout waiting for UserSelectionScreen to be shown."), 500);
+			await p;
+			await new Promise(process.nextTick); // wait for promises to resolve
+		}
+
+		async function testUserScreen(onShown, users) {
+			if (!users) {
+				users = {};
+			}
+			const starting = start({
+				resetEnv: true,
+				userConfig: { storage: "server", users },
+			});
+
+			// Ensure no current user
+			expect(localStorage["Comfy.userId"]).toBeFalsy();
+			expect(localStorage["Comfy.userName"]).toBeFalsy();
+
+			await waitForUserScreenShow();
+
+			const selection = document.querySelectorAll("#comfy-user-selection")?.[0];
+			expect(selection).toBeTruthy();
+
+			// Ensure login is visible
+			expect(window.getComputedStyle(selection)?.display).not.toBe("none");
+			// Ensure menu is hidden
+			const menu = document.querySelectorAll(".comfy-menu")?.[0];
+			expect(window.getComputedStyle(menu)?.display).toBe("none");
+
+			const isCreate = await onShown(selection);
+
+			// Submit form
+			selection.querySelectorAll("form")[0].submit();
+			await new Promise(process.nextTick); // wait for promises to resolve
+
+			// Wait for start
+			const s = await starting;
+
+			// Ensure login is removed
+			expect(document.querySelectorAll("#comfy-user-selection")).toHaveLength(0);
+			expect(window.getComputedStyle(menu)?.display).not.toBe("none");
+
+			// Ensure settings + templates are saved
+			const { api } = require("../../web/scripts/api");
+			expect(api.createUser).toHaveBeenCalledTimes(+isCreate);
+			expect(api.storeSettings).toHaveBeenCalledTimes(+isCreate);
+			expect(api.storeUserData).toHaveBeenCalledTimes(+isCreate);
+			if (isCreate) {
+				expect(api.storeUserData).toHaveBeenCalledWith("comfy.templates.json", null, { stringify: false });
+				expect(s.app.isNewUserSession).toBeTruthy();
+			} else {
+				expect(s.app.isNewUserSession).toBeFalsy();
+			}
+
+			return { users, selection, ...s };
+		}
+
+		it("allows user creation if no users", async () => {
+			const { users } = await testUserScreen((selection) => {
+				// Ensure we have no users flag added
+				expect(selection.classList.contains("no-users")).toBeTruthy();
+
+				// Enter a username
+				const input = selection.getElementsByTagName("input")[0];
+				input.focus();
+				input.value = "Test User";
+
+				return true;
+			});
+
+			expect(users).toStrictEqual({
+				"Test User!": "Test User",
+			});
+
+			expect(localStorage["Comfy.userId"]).toBe("Test User!");
+			expect(localStorage["Comfy.userName"]).toBe("Test User");
+		});
+		it("allows user creation if no current user but other users", async () => {
+			const users = {
+				"Test User 2!": "Test User 2",
+			};
+
+			await testUserScreen((selection) => {
+				expect(selection.classList.contains("no-users")).toBeFalsy();
+
+				// Enter a username
+				const input = selection.getElementsByTagName("input")[0];
+				input.focus();
+				input.value = "Test User 3";
+				return true;
+			}, users);
+
+			expect(users).toStrictEqual({
+				"Test User 2!": "Test User 2",
+				"Test User 3!": "Test User 3",
+			});
+
+			expect(localStorage["Comfy.userId"]).toBe("Test User 3!");
+			expect(localStorage["Comfy.userName"]).toBe("Test User 3");
+		});
+		it("allows user selection if no current user but other users", async () => {
+			const users = {
+				"A!": "A",
+				"B!": "B",
+				"C!": "C",
+			};
+
+			await testUserScreen((selection) => {
+				expect(selection.classList.contains("no-users")).toBeFalsy();
+
+				// Check user list
+				const select = selection.getElementsByTagName("select")[0];
+				const options = select.getElementsByTagName("option");
+				expect(
+					[...options]
+						.filter((o) => !o.disabled)
+						.reduce((p, n) => {
+							p[n.getAttribute("value")] = n.textContent;
+							return p;
+						}, {})
+				).toStrictEqual(users);
+
+				// Select an option
+				select.focus();
+				select.value = options[2].value;
+
+				return false;
+			}, users);
+
+			expect(users).toStrictEqual(users);
+
+			expect(localStorage["Comfy.userId"]).toBe("B!");
+			expect(localStorage["Comfy.userName"]).toBe("B");
+		});
+		it("doesnt show user screen if current user", async () => {
+			const starting = start({
+				resetEnv: true,
+				userConfig: {
+					storage: "server",
+					users: {
+						"User!": "User",
+					},
+				},
+				localStorage: {
+					"Comfy.userId": "User!",
+					"Comfy.userName": "User",
+				},
+			});
+			await new Promise(process.nextTick); // wait for promises to resolve
+
+			expectNoUserScreen();
+
+			await starting;
+		});
+		it("allows user switching", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: {
+					storage: "server",
+					users: {
+						"User!": "User",
+					},
+				},
+				localStorage: {
+					"Comfy.userId": "User!",
+					"Comfy.userName": "User",
+				},
+			});
+
+			// cant actually test switching user easily but can check the setting is present
+			expect(app.ui.settings.settingsLookup["Comfy.SwitchUser"]).toBeTruthy();
+		});
+	});
+	describe("single-user", () => {
+		it("doesnt show user creation if no default user", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: { migrated: false, storage: "server" },
+			});
+			expectNoUserScreen();
+
+			// It should store the settings
+			const { api } = require("../../web/scripts/api");
+			expect(api.storeSettings).toHaveBeenCalledTimes(1);
+			expect(api.storeUserData).toHaveBeenCalledTimes(1);
+			expect(api.storeUserData).toHaveBeenCalledWith("comfy.templates.json", null, { stringify: false });
+			expect(app.isNewUserSession).toBeTruthy();
+		});
+		it("doesnt show user creation if default user", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: { migrated: true, storage: "server" },
+			});
+			expectNoUserScreen();
+
+			// It should store the settings
+			const { api } = require("../../web/scripts/api");
+			expect(api.storeSettings).toHaveBeenCalledTimes(0);
+			expect(api.storeUserData).toHaveBeenCalledTimes(0);
+			expect(app.isNewUserSession).toBeFalsy();
+		});
+		it("doesnt allow user switching", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: { migrated: true, storage: "server" },
+			});
+			expectNoUserScreen();
+
+			expect(app.ui.settings.settingsLookup["Comfy.SwitchUser"]).toBeFalsy();
+		});
+	});
+	describe("browser-user", () => {
+		it("doesnt show user creation if no default user", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: { migrated: false, storage: "browser" },
+			});
+			expectNoUserScreen();
+
+			// It should store the settings
+			const { api } = require("../../web/scripts/api");
+			expect(api.storeSettings).toHaveBeenCalledTimes(0);
+			expect(api.storeUserData).toHaveBeenCalledTimes(0);
+			expect(app.isNewUserSession).toBeFalsy();
+		});
+		it("doesnt show user creation if default user", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: { migrated: true, storage: "server" },
+			});
+			expectNoUserScreen();
+
+			// It should store the settings
+			const { api } = require("../../web/scripts/api");
+			expect(api.storeSettings).toHaveBeenCalledTimes(0);
+			expect(api.storeUserData).toHaveBeenCalledTimes(0);
+			expect(app.isNewUserSession).toBeFalsy();
+		});
+		it("doesnt allow user switching", async () => {
+			const { app } = await start({
+				resetEnv: true,
+				userConfig: { migrated: true, storage: "browser" },
+			});
+			expectNoUserScreen();
+
+			expect(app.ui.settings.settingsLookup["Comfy.SwitchUser"]).toBeFalsy();
+		});
+	});
+});

tests-ui/utils/index.js

@@ -1,10 +1,18 @@
 const { mockApi } = require("./setup");
 const { Ez } = require("./ezgraph");
 const lg = require("./litegraph");
+const fs = require("fs");
+const path = require("path");
+
+const html = fs.readFileSync(path.resolve(__dirname, "../../web/index.html"))
 
 /**
  *
- * @param { Parameters<mockApi>[0] & { resetEnv?: boolean, preSetup?(app): Promise<void> } } config
+ * @param { Parameters<typeof mockApi>[0] & { 
+ * 	resetEnv?: boolean, 
+ * 	preSetup?(app): Promise<void>,
+ *  localStorage?: Record<string, string> 
+ * } } config
  * @returns
  */
 export async function start(config = {}) {
@@ -12,12 +20,18 @@ export async function start(config = {}) {
 		jest.resetModules();
 		jest.resetAllMocks();
         lg.setup(global);
+		localStorage.clear();
+		sessionStorage.clear();
 	}
 
+	Object.assign(localStorage, config.localStorage ?? {});
+	document.body.innerHTML = html;
+
 	mockApi(config);
 	const { app } = require("../../web/scripts/app");
 	config.preSetup?.(app);
 	await app.setup();
+
 	return { ...Ez.graph(app, global["LiteGraph"], global["LGraphCanvas"]), app };
 }
 

tests-ui/utils/setup.js

@@ -18,9 +18,21 @@ function* walkSync(dir) {
  */
 
 /**
- * @param { { mockExtensions?: string[], mockNodeDefs?: Record<string, ComfyObjectInfo> } } config
+ * @param {{ 
+ * 	mockExtensions?: string[], 
+ * 	mockNodeDefs?: Record<string, ComfyObjectInfo>,
+* 	settings?: Record<string, string>
+* 	userConfig?: {storage: "server" | "browser", users?: Record<string, any>, migrated?: boolean },
+* 	userData?: Record<string, any>
+ * }} config
  */
-export function mockApi({ mockExtensions, mockNodeDefs } = {}) {
+export function mockApi(config = {}) {
+	let { mockExtensions, mockNodeDefs, userConfig, settings, userData } = {
+		userConfig,
+		settings: {},
+		userData: {},
+		...config,
+	};
 	if (!mockExtensions) {
 		mockExtensions = Array.from(walkSync(path.resolve("../web/extensions/core")))
 			.filter((x) => x.endsWith(".js"))
@@ -40,6 +52,26 @@ export function mockApi({ mockExtensions, mockNodeDefs } = {}) {
 		getNodeDefs: jest.fn(() => mockNodeDefs),
 		init: jest.fn(),
 		apiURL: jest.fn((x) => "../../web/" + x),
+		createUser: jest.fn((username) => {
+			if(username in userConfig.users) {
+				return { status: 400, json: () => "Duplicate" }
+			}
+			userConfig.users[username + "!"] = username;
+			return { status: 200, json: () => username + "!" }
+		}),
+		getUserConfig: jest.fn(() => userConfig ?? { storage: "browser", migrated: false }),
+		getSettings: jest.fn(() => settings),
+		storeSettings: jest.fn((v) => Object.assign(settings, v)),
+		getUserData: jest.fn((f) => {
+			if (f in userData) {
+				return { status: 200, json: () => userData[f] };
+			} else {
+				return { status: 404 };
+			}
+		}),
+		storeUserData: jest.fn((file, data) => {
+			userData[file] = data;
+		}),
 	};
 	jest.mock("../../web/scripts/api", () => ({
 		get api() {

web/extensions/core/groupNode.js

@@ -331,16 +331,17 @@ export class GroupNodeConfig {
 
 	getInputConfig(node, inputName, seenInputs, config, extra) {
 		let name = node.inputs?.find((inp) => inp.name === inputName)?.label ?? inputName;
+		let key = name;
 		let prefix = "";
 		// Special handling for primitive to include the title if it is set rather than just "value"
 		if ((node.type === "PrimitiveNode" && node.title) || name in seenInputs) {
 			prefix = `${node.title ?? node.type} `;
-			name = `${prefix}${inputName}`;
+			key = name = `${prefix}${inputName}`;
 			if (name in seenInputs) {
 				name = `${prefix}${seenInputs[name]} ${inputName}`;
 			}
 		}
-		seenInputs[name] = (seenInputs[name] ?? 1) + 1;
+		seenInputs[key] = (seenInputs[key] ?? 1) + 1;
 
 		if (inputName === "seed" || inputName === "noise_seed") {
 			if (!extra) extra = {};
@@ -1010,10 +1011,10 @@ export class GroupNodeHandler {
 				const newName = map[oldName];
 				const widgetIndex = this.node.widgets.findIndex((w) => w.name === newName);
 				const mainWidget = this.node.widgets[widgetIndex];
-				if (this.populatePrimitive(node, nodeId, oldName, i, linkedShift)) {
+				if (this.populatePrimitive(node, nodeId, oldName, i, linkedShift) || widgetIndex === -1) {
 					// Find the inner widget and shift by the number of linked widgets as they will have been removed too
 					const innerWidget = this.innerNodes[nodeId].widgets?.find((w) => w.name === oldName);
-					linkedShift += innerWidget.linkedWidgets?.length ?? 0;
+					linkedShift += innerWidget?.linkedWidgets?.length ?? 0;
 				}
 				if (widgetIndex === -1) {
 					continue;

web/extensions/core/nodeTemplates.js

@@ -1,4 +1,5 @@
 import { app } from "../../scripts/app.js";
+import { api } from "../../scripts/api.js";
 import { ComfyDialog, $el } from "../../scripts/ui.js";
 import { GroupNodeConfig, GroupNodeHandler } from "./groupNode.js";
 
@@ -20,16 +21,20 @@ import { GroupNodeConfig, GroupNodeHandler } from "./groupNode.js";
 // Open the manage dialog and Drag and drop elements using the "Name:" label as handle
 
 const id = "Comfy.NodeTemplates";
+const file = "comfy.templates.json";
 
 class ManageTemplates extends ComfyDialog {
 	constructor() {
 		super();
+		this.load().then((v) => {
+			this.templates = v;
+		});
+
 		this.element.classList.add("comfy-manage-templates");
-		this.templates = this.load();
 		this.draggedEl = null;
 		this.saveVisualCue = null;
 		this.emptyImg = new Image();
-		this.emptyImg.src = 'data:image/gif;base64,R0lGODlhAQABAIAAAAUEBAAAACwAAAAAAQABAAACAkQBADs=';
+		this.emptyImg.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAUEBAAAACwAAAAAAQABAAACAkQBADs=";
 
 		this.importInput = $el("input", {
 			type: "file",
@@ -67,32 +72,65 @@ class ManageTemplates extends ComfyDialog {
 		return btns;
 	}
 
-	load() {
+	async load() {
-		const templates = localStorage.getItem(id);
+		let templates = [];
-		if (templates) {
+		if (app.storageLocation === "server") {
-			return JSON.parse(templates);
+			if (app.isNewUserSession) {
+				// New user so migrate existing templates
+				const json = localStorage.getItem(id);
+				if (json) {
+					templates = JSON.parse(json);
+				}
+				await api.storeUserData(file, json, { stringify: false });
+			} else {
+				const res = await api.getUserData(file);
+				if (res.status === 200) {
+					try {
+						templates = await res.json();
+					} catch (error) {
+					}
+				} else if (res.status !== 404) {
+					console.error(res.status + " " + res.statusText);
+				}
+			}
 		} else {
-			return [];
+			const json = localStorage.getItem(id);
+			if (json) {
+				templates = JSON.parse(json);
 			}
 		}
 
-	store() {
+		return templates ?? [];
+	}
+
+	async store() {
+		if(app.storageLocation === "server") {
+			const templates = JSON.stringify(this.templates, undefined, 4);
+			localStorage.setItem(id, templates); // Backwards compatibility
+			try {
+				await api.storeUserData(file, templates, { stringify: false });
+			} catch (error) {
+				console.error(error);
+				alert(error.message);
+			}
+		} else {
 			localStorage.setItem(id, JSON.stringify(this.templates));
 		}
+	}
 
 	async importAll() {
 		for (const file of this.importInput.files) {
 			if (file.type === "application/json" || file.name.endsWith(".json")) {
 				const reader = new FileReader();
 				reader.onload = async () => {
-					var importFile = JSON.parse(reader.result);
+					const importFile = JSON.parse(reader.result);
-					if (importFile && importFile?.templates) {
+					if (importFile?.templates) {
 						for (const template of importFile.templates) {
 							if (template?.name && template?.data) {
 								this.templates.push(template);
 							}
 						}
-						this.store();
+						await this.store();
 					}
 				};
 				await reader.readAsText(file);
@@ -159,7 +197,7 @@ class ManageTemplates extends ComfyDialog {
 									e.currentTarget.style.border = "1px dashed transparent";
 									e.currentTarget.removeAttribute("draggable");
 
-									// rearrange the elements in the localStorage
+									// rearrange the elements
 									this.element.querySelectorAll('.tempateManagerRow').forEach((el,i) => {
 										var prev_i = el.dataset.id;
 

web/index.html

@@ -16,5 +16,33 @@
 			window.graph = app.graph;
 		</script>
 	</head>
-	<body class="litegraph"></body>
+	<body class="litegraph">
+		<div id="comfy-user-selection" class="comfy-user-selection" style="display: none;">
+			<main class="comfy-user-selection-inner">
+				<h1>ComfyUI</h1>
+				<form>
+					<section>
+						<label>New user:
+							<input placeholder="Enter a username" />
+						</label>
+					</section>
+					<div class="comfy-user-existing">
+						<span class="or-separator">OR</span>
+						<section>
+							<label>
+								Existing user:
+								<select>
+									<option hidden disabled selected value> Select a user </option>
+								</select>
+							</label>
+						</section>
+					</div>
+					<footer>
+						<span class="comfy-user-error">&nbsp;</span>
+						<button class="comfy-btn comfy-user-button-next">Next</button>
+					</footer>
+				</form>
+			</main>
+		</div>
+	</body>
 </html>

web/lib/litegraph.core.js

@@ -48,7 +48,7 @@
         EVENT_LINK_COLOR: "#A86",
         CONNECTING_LINK_COLOR: "#AFA",
 
-        MAX_NUMBER_OF_NODES: 1000, //avoid infinite loops
+        MAX_NUMBER_OF_NODES: 10000, //avoid infinite loops
         DEFAULT_POSITION: [100, 100], //default node position
         VALID_SHAPES: ["default", "box", "round", "card"], //,"circle"
 
@@ -3788,16 +3788,42 @@
 
     /**
      * returns the bounding of the object, used for rendering purposes
-     * bounding is: [topleft_cornerx, topleft_cornery, width, height]
      * @method getBounding
-     * @return {Float32Array[4]} the total size
+     * @param out {Float32Array[4]?} [optional] a place to store the output, to free garbage
+     * @param compute_outer {boolean?} [optional] set to true to include the shadow and connection points in the bounding calculation
+     * @return {Float32Array[4]} the bounding box in format of [topleft_cornerx, topleft_cornery, width, height]
      */
-    LGraphNode.prototype.getBounding = function(out) {
+    LGraphNode.prototype.getBounding = function(out, compute_outer) {
         out = out || new Float32Array(4);
-        out[0] = this.pos[0] - 4;
+        const nodePos = this.pos;
-        out[1] = this.pos[1] - LiteGraph.NODE_TITLE_HEIGHT;
+        const isCollapsed = this.flags.collapsed;
-        out[2] = this.flags.collapsed ? (this._collapsed_width || LiteGraph.NODE_COLLAPSED_WIDTH) : this.size[0] + 4;
+        const nodeSize = this.size;
-        out[3] = this.flags.collapsed ? LiteGraph.NODE_TITLE_HEIGHT : this.size[1] + LiteGraph.NODE_TITLE_HEIGHT;
+        
+        let left_offset = 0;
+        // 1 offset due to how nodes are rendered
+        let right_offset =  1 ;
+        let top_offset = 0;
+        let bottom_offset = 0;
+        
+        if (compute_outer) {
+            // 4 offset for collapsed node connection points
+            left_offset = 4;
+            // 6 offset for right shadow and collapsed node connection points
+            right_offset = 6 + left_offset;
+            // 4 offset for collapsed nodes top connection points
+            top_offset = 4;
+            // 5 offset for bottom shadow and collapsed node connection points
+            bottom_offset = 5 + top_offset;
+        }
+        
+        out[0] = nodePos[0] - left_offset;
+        out[1] = nodePos[1] - LiteGraph.NODE_TITLE_HEIGHT - top_offset;
+        out[2] = isCollapsed ?
+            (this._collapsed_width || LiteGraph.NODE_COLLAPSED_WIDTH) + right_offset :
+            nodeSize[0] + right_offset;
+        out[3] = isCollapsed ?
+            LiteGraph.NODE_TITLE_HEIGHT + bottom_offset :
+            nodeSize[1] + LiteGraph.NODE_TITLE_HEIGHT + bottom_offset;
 
         if (this.onBounding) {
             this.onBounding(out);
@@ -7674,7 +7700,7 @@ LGraphNode.prototype.executeAction = function(action)
                 continue;
             }
 
-            if (!overlapBounding(this.visible_area, n.getBounding(temp))) {
+            if (!overlapBounding(this.visible_area, n.getBounding(temp, true))) {
                 continue;
             } //out of the visible area
 
@@ -11336,6 +11362,7 @@ LGraphNode.prototype.executeAction = function(action)
         name_element.innerText = title;
         var value_element = dialog.querySelector(".value");
         value_element.value = value;
+        value_element.select();
 
         var input = value_element;
         input.addEventListener("keydown", function(e) {

web/scripts/api.js

@@ -12,6 +12,13 @@ class ComfyApi extends EventTarget {
 	}
 
 	fetchApi(route, options) {
+		if (!options) {
+			options = {};
+		}
+		if (!options.headers) {
+			options.headers = {};
+		}
+		options.headers["Comfy-User"] = this.user;
 		return fetch(this.apiURL(route), options);
 	}
 
@@ -315,6 +322,99 @@ class ComfyApi extends EventTarget {
 	async interrupt() {
 		await this.#postItem("interrupt", null);
 	}
+
+	/**
+	 * Gets user configuration data and where data should be stored
+	 * @returns { Promise<{ storage: "server" | "browser", users?: Promise<string, unknown>, migrated?: boolean }> } 
+	 */
+	async getUserConfig() {
+		return (await this.fetchApi("/users")).json();
+	}
+
+	/**
+	 * Creates a new user
+	 * @param { string } username 
+	 * @returns The fetch response
+	 */
+	createUser(username) {
+		return this.fetchApi("/users", {
+			method: "POST",
+			headers: {
+				"Content-Type": "application/json",
+			},
+			body: JSON.stringify({ username }),
+		});
+	}
+
+	/**
+	 * Gets all setting values for the current user
+	 * @returns { Promise<string, unknown> } A dictionary of id -> value
+	 */
+	async getSettings() {
+		return (await this.fetchApi("/settings")).json();
+	}
+
+	/**
+	 * Gets a setting for the current user
+	 * @param { string } id The id of the setting to fetch
+	 * @returns { Promise<unknown> } The setting value
+	 */
+	async getSetting(id) {
+		return (await this.fetchApi(`/settings/${encodeURIComponent(id)}`)).json();
+	}
+
+	/**
+	 * Stores a dictionary of settings for the current user
+	 * @param { Record<string, unknown> } settings Dictionary of setting id -> value to save
+	 * @returns { Promise<void> }
+	 */
+	async storeSettings(settings) {
+		return this.fetchApi(`/settings`, {
+			method: "POST",
+			body: JSON.stringify(settings)
+		});
+	}
+
+	/**
+	 * Stores a setting for the current user
+	 * @param { string } id The id of the setting to update
+	 * @param { unknown } value The value of the setting
+	 * @returns { Promise<void> }
+	 */
+	async storeSetting(id, value) {
+		return this.fetchApi(`/settings/${encodeURIComponent(id)}`, {
+			method: "POST",
+			body: JSON.stringify(value)
+		});
+	}
+
+	/**
+	 * Gets a user data file for the current user
+	 * @param { string } file The name of the userdata file to load
+	 * @param { RequestInit } [options]
+	 * @returns { Promise<unknown> } The fetch response object
+	 */
+	async getUserData(file, options) {
+		return this.fetchApi(`/userdata/${encodeURIComponent(file)}`, options);
+	}
+
+	/**
+	 * Stores a user data file for the current user
+	 * @param { string } file The name of the userdata file to save
+	 * @param { unknown } data The data to save to the file
+	 * @param { RequestInit & { stringify?: boolean, throwOnError?: boolean } } [options]
+	 * @returns { Promise<void> }
+	 */
+	async storeUserData(file, data, options = { stringify: true, throwOnError: true }) {
+		const resp = await this.fetchApi(`/userdata/${encodeURIComponent(file)}`, {
+			method: "POST",
+			body: options?.stringify ? JSON.stringify(data) : data,
+			...options,
+		});	
+		if (resp.status !== 200) {
+			throw new Error(`Error storing user data file '${file}': ${resp.status} ${(await resp).statusText}`);
+		}
+	}
 }
 
 export const api = new ComfyApi();

web/scripts/app.js

@@ -1291,10 +1291,92 @@ export class ComfyApp {
 	    await Promise.all(extensionPromises);
 	}
 
+	async #migrateSettings() {
+		this.isNewUserSession = true;
+		// Store all current settings
+		const settings = Object.keys(this.ui.settings).reduce((p, n) => {
+			const v = localStorage[`Comfy.Settings.${n}`];
+			if (v) {
+				try {
+					p[n] = JSON.parse(v);
+				} catch (error) {}
+			}
+			return p;
+		}, {});
+
+		await api.storeSettings(settings);
+	}
+
+	async #setUser() {
+		const userConfig = await api.getUserConfig();
+		this.storageLocation = userConfig.storage;
+		if (typeof userConfig.migrated == "boolean") {
+			// Single user mode migrated true/false for if the default user is created
+			if (!userConfig.migrated && this.storageLocation === "server") {
+				// Default user not created yet
+				await this.#migrateSettings();
+			}
+			return;
+		}
+
+		this.multiUserServer = true;
+		let user = localStorage["Comfy.userId"];
+		const users = userConfig.users ?? {};
+		if (!user || !users[user]) {
+			// This will rarely be hit so move the loading to on demand
+			const { UserSelectionScreen } = await import("./ui/userSelection.js");
+		
+			this.ui.menuContainer.style.display = "none";
+			const { userId, username, created } = await new UserSelectionScreen().show(users, user);
+			this.ui.menuContainer.style.display = "";
+
+			user = userId;
+			localStorage["Comfy.userName"] = username;
+			localStorage["Comfy.userId"] = user;
+
+			if (created) {
+				api.user = user;
+				await this.#migrateSettings();
+			}
+		}
+
+		api.user = user;
+
+		this.ui.settings.addSetting({
+			id: "Comfy.SwitchUser",
+			name: "Switch User",
+			type: (name) => {
+				let currentUser = localStorage["Comfy.userName"];
+				if (currentUser) {
+					currentUser = ` (${currentUser})`;
+				}
+				return $el("tr", [
+					$el("td", [
+						$el("label", {
+							textContent: name,
+						}),
+					]),
+					$el("td", [
+						$el("button", {
+							textContent: name + (currentUser ?? ""),
+							onclick: () => {
+								delete localStorage["Comfy.userId"];
+								delete localStorage["Comfy.userName"];
+								window.location.reload();
+							},
+						}),
+					]),
+				]);
+			},
+		});
+	}
+
 	/**
 	 * Set up the app on the page
 	 */
 	async setup() {
+		await this.#setUser();
+		await this.ui.settings.load();
 		await this.#loadExtensions();
 
 		// Create and mount the LiteGraph in the DOM
@@ -1781,10 +1863,19 @@ export class ComfyApp {
 					}
 				}
 
-				output[String(node.id)] = {
+				let node_data = {
 					inputs,
 					class_type: node.comfyClass,
 				};
+
+				if (this.ui.settings.getSettingValue("Comfy.DevMode")) {
+					// Ignored by the backend.
+					node_data["_meta"] = {
+						title: node.title,
+					}
+				}
+
+				output[String(node.id)] = node_data;
 			}
 		}
 
@@ -2011,12 +2102,8 @@ export class ComfyApp {
 	async refreshComboInNodes() {
 		const defs = await api.getNodeDefs();
 
-		for(const nodeId in LiteGraph.registered_node_types) {
+		for (const nodeId in defs) {
-			const node = LiteGraph.registered_node_types[nodeId];
+			this.registerNodeDef(nodeId, defs[nodeId]);
-			const nodeDef = defs[nodeId];
-			if(!nodeDef) continue;
-
-			node.nodeData = nodeDef;
 		}
 
 		for(let nodeNum in this.graph._nodes) {

web/scripts/domWidget.js

@@ -177,6 +177,7 @@ LGraphCanvas.prototype.computeVisibleNodes = function () {
 			for (const w of node.widgets) {
 				if (w.element) {
 					w.element.hidden = hidden;
+					w.element.style.display = hidden ? "none" : undefined;
 					if (hidden) {
 						w.options.onHide?.(w);
 					}

web/scripts/ui.js

@@ -1,4 +1,8 @@
-import {api} from "./api.js";
+import { api } from "./api.js";
+import { ComfyDialog as _ComfyDialog } from "./ui/dialog.js";
+import { ComfySettingsDialog } from "./ui/settings.js";
+
+export const ComfyDialog = _ComfyDialog;
 
 export function $el(tag, propsOrChildren, children) {
 	const split = tag.split(".");
@@ -167,267 +171,6 @@ function dragElement(dragEl, settings) {
 	}
 }
 
-export class ComfyDialog {
-	constructor() {
-		this.element = $el("div.comfy-modal", {parent: document.body}, [
-			$el("div.comfy-modal-content", [$el("p", {$: (p) => (this.textElement = p)}), ...this.createButtons()]),
-		]);
-	}
-
-	createButtons() {
-		return [
-			$el("button", {
-				type: "button",
-				textContent: "Close",
-				onclick: () => this.close(),
-			}),
-		];
-	}
-
-	close() {
-		this.element.style.display = "none";
-	}
-
-	show(html) {
-		if (typeof html === "string") {
-			this.textElement.innerHTML = html;
-		} else {
-			this.textElement.replaceChildren(html);
-		}
-		this.element.style.display = "flex";
-	}
-}
-
-class ComfySettingsDialog extends ComfyDialog {
-	constructor() {
-		super();
-		this.element = $el("dialog", {
-			id: "comfy-settings-dialog",
-			parent: document.body,
-		}, [
-			$el("table.comfy-modal-content.comfy-table", [
-				$el("caption", {textContent: "Settings"}),
-				$el("tbody", {$: (tbody) => (this.textElement = tbody)}),
-				$el("button", {
-					type: "button",
-					textContent: "Close",
-					style: {
-						cursor: "pointer",
-					},
-					onclick: () => {
-						this.element.close();
-					},
-				}),
-			]),
-		]);
-		this.settings = [];
-	}
-
-	getSettingValue(id, defaultValue) {
-		const settingId = "Comfy.Settings." + id;
-		const v = localStorage[settingId];
-		return v == null ? defaultValue : JSON.parse(v);
-	}
-
-	setSettingValue(id, value) {
-		const settingId = "Comfy.Settings." + id;
-		localStorage[settingId] = JSON.stringify(value);
-	}
-
-	addSetting({id, name, type, defaultValue, onChange, attrs = {}, tooltip = "", options = undefined}) {
-		if (!id) {
-			throw new Error("Settings must have an ID");
-		}
-
-		if (this.settings.find((s) => s.id === id)) {
-			throw new Error(`Setting ${id} of type ${type} must have a unique ID.`);
-		}
-
-		const settingId = `Comfy.Settings.${id}`;
-		const v = localStorage[settingId];
-		let value = v == null ? defaultValue : JSON.parse(v);
-
-		// Trigger initial setting of value
-		if (onChange) {
-			onChange(value, undefined);
-		}
-
-		this.settings.push({
-			render: () => {
-				const setter = (v) => {
-					if (onChange) {
-						onChange(v, value);
-					}
-					localStorage[settingId] = JSON.stringify(v);
-					value = v;
-				};
-				value = this.getSettingValue(id, defaultValue);
-
-				let element;
-				const htmlID = id.replaceAll(".", "-");
-
-				const labelCell = $el("td", [
-					$el("label", {
-						for: htmlID,
-						classList: [tooltip !== "" ? "comfy-tooltip-indicator" : ""],
-						textContent: name,
-					})
-				]);
-
-				if (typeof type === "function") {
-					element = type(name, setter, value, attrs);
-				} else {
-					switch (type) {
-						case "boolean":
-							element = $el("tr", [
-								labelCell,
-								$el("td", [
-									$el("input", {
-										id: htmlID,
-										type: "checkbox",
-										checked: value,
-										onchange: (event) => {
-											const isChecked = event.target.checked;
-											if (onChange !== undefined) {
-												onChange(isChecked)
-											}
-											this.setSettingValue(id, isChecked);
-										},
-									}),
-								]),
-							])
-							break;
-						case "number":
-							element = $el("tr", [
-								labelCell,
-								$el("td", [
-									$el("input", {
-										type,
-										value,
-										id: htmlID,
-										oninput: (e) => {
-											setter(e.target.value);
-										},
-										...attrs
-									}),
-								]),
-							]);
-							break;
-						case "slider":
-							element = $el("tr", [
-								labelCell,
-								$el("td", [
-									$el("div", {
-										style: {
-											display: "grid",
-											gridAutoFlow: "column",
-										},
-									}, [
-										$el("input", {
-											...attrs,
-											value,
-											type: "range",
-											oninput: (e) => {
-												setter(e.target.value);
-												e.target.nextElementSibling.value = e.target.value;
-											},
-										}),
-										$el("input", {
-											...attrs,
-											value,
-											id: htmlID,
-											type: "number",
-											style: {maxWidth: "4rem"},
-											oninput: (e) => {
-												setter(e.target.value);
-												e.target.previousElementSibling.value = e.target.value;
-											},
-										}),
-									]),
-								]),
-							]);
-							break;
-						case "combo":
-							element = $el("tr", [
-								labelCell,
-								$el("td", [
-									$el(
-										"select",
-										{
-											oninput: (e) => {
-												setter(e.target.value);
-											},
-										},
-										(typeof options === "function" ? options(value) : options || []).map((opt) => {
-											if (typeof opt === "string") {
-												opt = { text: opt };
-											}
-											const v = opt.value ?? opt.text;
-											return $el("option", {
-												value: v,
-												textContent: opt.text,
-												selected: value + "" === v + "",
-											});
-										})
-									),
-								]),
-							]);
-							break;
-						case "text":
-						default:
-							if (type !== "text") {
-								console.warn(`Unsupported setting type '${type}, defaulting to text`);
-							}
-
-							element = $el("tr", [
-								labelCell,
-								$el("td", [
-									$el("input", {
-										value,
-										id: htmlID,
-										oninput: (e) => {
-											setter(e.target.value);
-										},
-										...attrs,
-									}),
-								]),
-							]);
-							break;
-					}
-				}
-				if (tooltip) {
-					element.title = tooltip;
-				}
-
-				return element;
-			},
-		});
-
-		const self = this;
-		return {
-			get value() {
-				return self.getSettingValue(id, defaultValue);
-			},
-			set value(v) {
-				self.setSettingValue(id, v);
-			},
-		};
-	}
-
-	show() {
-		this.textElement.replaceChildren(
-			$el("tr", {
-				style: {display: "none"},
-			}, [
-				$el("th"),
-				$el("th", {style: {width: "33%"}})
-			]),
-			...this.settings.map((s) => s.render()),
-		)
-		this.element.showModal();
-	}
-}
-
 class ComfyList {
 	#type;
 	#text;
@@ -526,7 +269,7 @@ export class ComfyUI {
 	constructor(app) {
 		this.app = app;
 		this.dialog = new ComfyDialog();
-		this.settings = new ComfySettingsDialog();
+		this.settings = new ComfySettingsDialog(app);
 
 		this.batchCount = 1;
 		this.lastQueueSize = 0;

web/scripts/ui/dialog.js

@@ -0,0 +1,32 @@
+import { $el } from "../ui.js";
+
+export class ComfyDialog {
+	constructor() {
+		this.element = $el("div.comfy-modal", { parent: document.body }, [
+			$el("div.comfy-modal-content", [$el("p", { $: (p) => (this.textElement = p) }), ...this.createButtons()]),
+		]);
+	}
+
+	createButtons() {
+		return [
+			$el("button", {
+				type: "button",
+				textContent: "Close",
+				onclick: () => this.close(),
+			}),
+		];
+	}
+
+	close() {
+		this.element.style.display = "none";
+	}
+
+	show(html) {
+		if (typeof html === "string") {
+			this.textElement.innerHTML = html;
+		} else {
+			this.textElement.replaceChildren(html);
+		}
+		this.element.style.display = "flex";
+	}
+}

web/scripts/ui/settings.js

@@ -0,0 +1,307 @@
+import { $el } from "../ui.js";
+import { api } from "../api.js";
+import { ComfyDialog } from "./dialog.js";
+
+export class ComfySettingsDialog extends ComfyDialog {
+	constructor(app) {
+		super();
+		this.app = app;
+		this.settingsValues = {};
+		this.settingsLookup = {};
+		this.element = $el(
+			"dialog",
+			{
+				id: "comfy-settings-dialog",
+				parent: document.body,
+			},
+			[
+				$el("table.comfy-modal-content.comfy-table", [
+					$el("caption", { textContent: "Settings" }),
+					$el("tbody", { $: (tbody) => (this.textElement = tbody) }),
+					$el("button", {
+						type: "button",
+						textContent: "Close",
+						style: {
+							cursor: "pointer",
+						},
+						onclick: () => {
+							this.element.close();
+						},
+					}),
+				]),
+			]
+		);
+	}
+
+	get settings() {
+		return Object.values(this.settingsLookup);
+	}
+
+	async load() {
+		if (this.app.storageLocation === "browser") {
+			this.settingsValues = localStorage;
+		} else {
+			this.settingsValues = await api.getSettings();
+		}
+
+		// Trigger onChange for any settings added before load
+		for (const id in this.settingsLookup) {
+			this.settingsLookup[id].onChange?.(this.settingsValues[this.getId(id)]);
+		}
+	}
+
+	getId(id) {
+		if (this.app.storageLocation === "browser") {
+			id = "Comfy.Settings." + id;
+		}
+		return id;
+	}
+
+	getSettingValue(id, defaultValue) {
+		let value = this.settingsValues[this.getId(id)];
+		if(value != null) {
+			if(this.app.storageLocation === "browser") {
+				try {
+					value = JSON.parse(value);
+				} catch (error) {
+				}
+			}
+		}
+		return value ?? defaultValue;
+	}
+
+	async setSettingValueAsync(id, value) {
+		const json = JSON.stringify(value);
+		localStorage["Comfy.Settings." + id] = json; // backwards compatibility for extensions keep setting in storage
+
+		let oldValue = this.getSettingValue(id, undefined);
+		this.settingsValues[this.getId(id)] = value;
+
+		if (id in this.settingsLookup) {
+			this.settingsLookup[id].onChange?.(value, oldValue);
+		}
+
+		await api.storeSetting(id, value);
+	}
+
+	setSettingValue(id, value) {
+		this.setSettingValueAsync(id, value).catch((err) => {
+			alert(`Error saving setting '${id}'`);
+			console.error(err);
+		});
+	}
+
+	addSetting({ id, name, type, defaultValue, onChange, attrs = {}, tooltip = "", options = undefined }) {
+		if (!id) {
+			throw new Error("Settings must have an ID");
+		}
+
+		if (id in this.settingsLookup) {
+			throw new Error(`Setting ${id} of type ${type} must have a unique ID.`);
+		}
+
+		let skipOnChange = false;
+		let value = this.getSettingValue(id);
+		if (value == null) {
+			if (this.app.isNewUserSession) {
+				// Check if we have a localStorage value but not a setting value and we are a new user
+				const localValue = localStorage["Comfy.Settings." + id];
+				if (localValue) {
+					value = JSON.parse(localValue);
+					this.setSettingValue(id, value); // Store on the server
+				}
+			}
+			if (value == null) {
+				value = defaultValue;
+			}
+		}
+
+		// Trigger initial setting of value
+		if (!skipOnChange) {
+			onChange?.(value, undefined);
+		}
+
+		this.settingsLookup[id] = {
+			id,
+			onChange,
+			name,
+			render: () => {
+				const setter = (v) => {
+					if (onChange) {
+						onChange(v, value);
+					}
+
+					this.setSettingValue(id, v);
+					value = v;
+				};
+				value = this.getSettingValue(id, defaultValue);
+
+				let element;
+				const htmlID = id.replaceAll(".", "-");
+
+				const labelCell = $el("td", [
+					$el("label", {
+						for: htmlID,
+						classList: [tooltip !== "" ? "comfy-tooltip-indicator" : ""],
+						textContent: name,
+					}),
+				]);
+
+				if (typeof type === "function") {
+					element = type(name, setter, value, attrs);
+				} else {
+					switch (type) {
+						case "boolean":
+							element = $el("tr", [
+								labelCell,
+								$el("td", [
+									$el("input", {
+										id: htmlID,
+										type: "checkbox",
+										checked: value,
+										onchange: (event) => {
+											const isChecked = event.target.checked;
+											if (onChange !== undefined) {
+												onChange(isChecked);
+											}
+											this.setSettingValue(id, isChecked);
+										},
+									}),
+								]),
+							]);
+							break;
+						case "number":
+							element = $el("tr", [
+								labelCell,
+								$el("td", [
+									$el("input", {
+										type,
+										value,
+										id: htmlID,
+										oninput: (e) => {
+											setter(e.target.value);
+										},
+										...attrs,
+									}),
+								]),
+							]);
+							break;
+						case "slider":
+							element = $el("tr", [
+								labelCell,
+								$el("td", [
+									$el(
+										"div",
+										{
+											style: {
+												display: "grid",
+												gridAutoFlow: "column",
+											},
+										},
+										[
+											$el("input", {
+												...attrs,
+												value,
+												type: "range",
+												oninput: (e) => {
+													setter(e.target.value);
+													e.target.nextElementSibling.value = e.target.value;
+												},
+											}),
+											$el("input", {
+												...attrs,
+												value,
+												id: htmlID,
+												type: "number",
+												style: { maxWidth: "4rem" },
+												oninput: (e) => {
+													setter(e.target.value);
+													e.target.previousElementSibling.value = e.target.value;
+												},
+											}),
+										]
+									),
+								]),
+							]);
+							break;
+						case "combo":
+							element = $el("tr", [
+								labelCell,
+								$el("td", [
+									$el(
+										"select",
+										{
+											oninput: (e) => {
+												setter(e.target.value);
+											},
+										},
+										(typeof options === "function" ? options(value) : options || []).map((opt) => {
+											if (typeof opt === "string") {
+												opt = { text: opt };
+											}
+											const v = opt.value ?? opt.text;
+											return $el("option", {
+												value: v,
+												textContent: opt.text,
+												selected: value + "" === v + "",
+											});
+										})
+									),
+								]),
+							]);
+							break;
+						case "text":
+						default:
+							if (type !== "text") {
+								console.warn(`Unsupported setting type '${type}, defaulting to text`);
+							}
+
+							element = $el("tr", [
+								labelCell,
+								$el("td", [
+									$el("input", {
+										value,
+										id: htmlID,
+										oninput: (e) => {
+											setter(e.target.value);
+										},
+										...attrs,
+									}),
+								]),
+							]);
+							break;
+					}
+				}
+				if (tooltip) {
+					element.title = tooltip;
+				}
+
+				return element;
+			},
+		};
+
+		const self = this;
+		return {
+			get value() {
+				return self.getSettingValue(id, defaultValue);
+			},
+			set value(v) {
+				self.setSettingValue(id, v);
+			},
+		};
+	}
+
+	show() {
+		this.textElement.replaceChildren(
+			$el(
+				"tr",
+				{
+					style: { display: "none" },
+				},
+				[$el("th"), $el("th", { style: { width: "33%" } })]
+			),
+			...this.settings.sort((a, b) => a.name.localeCompare(b.name)).map((s) => s.render())
+		);
+		this.element.showModal();
+	}
+}

web/scripts/ui/spinner.css

@@ -0,0 +1,34 @@
+.lds-ring {
+	display: inline-block;
+	position: relative;
+	width: 1em;
+	height: 1em;
+}
+.lds-ring div {
+	box-sizing: border-box;
+	display: block;
+	position: absolute;
+	width: 100%;
+	height: 100%;
+	border: 0.15em solid #fff;
+	border-radius: 50%;
+	animation: lds-ring 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
+	border-color: #fff transparent transparent transparent;
+}
+.lds-ring div:nth-child(1) {
+	animation-delay: -0.45s;
+}
+.lds-ring div:nth-child(2) {
+	animation-delay: -0.3s;
+}
+.lds-ring div:nth-child(3) {
+	animation-delay: -0.15s;
+}
+@keyframes lds-ring {
+	0% {
+		transform: rotate(0deg);
+	}
+	100% {
+		transform: rotate(360deg);
+	}
+}

web/scripts/ui/spinner.js

@@ -0,0 +1,9 @@
+import { addStylesheet } from "../utils.js";
+
+addStylesheet(import.meta.url);
+
+export function createSpinner() {
+	const div = document.createElement("div");
+	div.innerHTML = `<div class="lds-ring"><div></div><div></div><div></div><div></div></div>`;
+	return div.firstElementChild;
+}

web/scripts/ui/userSelection.css

@@ -0,0 +1,135 @@
+.comfy-user-selection {
+    width: 100vw;
+    height: 100vh;
+    position: absolute;
+    top: 0;
+    left: 0;
+    z-index: 999;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-family: sans-serif;
+    background: linear-gradient(var(--tr-even-bg-color), var(--tr-odd-bg-color));
+}
+
+.comfy-user-selection-inner {
+    background: var(--comfy-menu-bg);
+    margin-top: -30vh;
+    padding: 20px 40px;
+    border-radius: 10px;
+    min-width: 365px;
+    position: relative;
+    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
+}
+
+.comfy-user-selection-inner form {
+    width: 100%;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+}
+
+.comfy-user-selection-inner h1 {
+    margin: 10px 0 30px 0;
+    font-weight: normal;
+}
+
+.comfy-user-selection-inner label {
+    display: flex;
+    flex-direction: column;
+    width: 100%;
+}
+
+.comfy-user-selection input,
+.comfy-user-selection select {
+    background-color: var(--comfy-input-bg);
+    color: var(--input-text);
+    border: 0;
+    border-radius: 5px;
+    padding: 5px;
+    margin-top: 10px;
+}
+
+.comfy-user-selection input::placeholder {
+    color: var(--descrip-text);
+    opacity: 1;
+}
+
+.comfy-user-existing {
+    width: 100%;
+}
+
+.no-users .comfy-user-existing {
+    display: none;
+}
+
+.comfy-user-selection-inner .or-separator {
+    margin: 10px 0;
+    padding: 10px;
+    display: block;
+    text-align: center;
+    width: 100%;
+    color: var(--descrip-text);
+}
+
+.comfy-user-selection-inner .or-separator {
+    overflow: hidden;
+    text-align: center;
+    margin-left: -10px;
+}
+
+.comfy-user-selection-inner .or-separator::before,
+.comfy-user-selection-inner .or-separator::after {
+    content: "";
+    background-color: var(--border-color);
+    position: relative;
+    height: 1px;
+    vertical-align: middle;
+    display: inline-block;
+    width: calc(50% - 20px);
+    top: -1px;
+}
+
+.comfy-user-selection-inner .or-separator::before {
+    right: 10px;
+    margin-left: -50%;
+}
+
+.comfy-user-selection-inner .or-separator::after {
+    left: 10px;
+    margin-right: -50%;
+}
+
+.comfy-user-selection-inner section {
+    width: 100%;
+    padding: 10px;
+    margin: -10px;
+    transition: background-color 0.2s;
+}
+
+.comfy-user-selection-inner section.selected {
+    background: var(--border-color);
+    border-radius: 5px;
+}
+
+.comfy-user-selection-inner footer {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    margin-top: 20px;
+}
+
+.comfy-user-selection-inner .comfy-user-error {
+    color: var(--error-text);
+    margin-bottom: 10px;
+}
+
+.comfy-user-button-next {
+    font-size: 16px;
+    padding: 6px 10px;
+    width: 100px;
+    display: flex;
+    gap: 5px;
+    align-items: center;
+    justify-content: center;
+}

web/scripts/ui/userSelection.js

@@ -0,0 +1,114 @@
+import { api } from "../api.js";
+import { $el } from "../ui.js";
+import { addStylesheet } from "../utils.js";
+import { createSpinner } from "./spinner.js";
+
+export class UserSelectionScreen {
+	async show(users, user) {
+		// This will rarely be hit so move the loading to on demand
+		await addStylesheet(import.meta.url);
+		const userSelection = document.getElementById("comfy-user-selection");
+		userSelection.style.display = "";
+		return new Promise((resolve) => {
+			const input = userSelection.getElementsByTagName("input")[0];
+			const select = userSelection.getElementsByTagName("select")[0];
+			const inputSection = input.closest("section");
+			const selectSection = select.closest("section");
+			const form = userSelection.getElementsByTagName("form")[0];
+			const error = userSelection.getElementsByClassName("comfy-user-error")[0];
+			const button = userSelection.getElementsByClassName("comfy-user-button-next")[0];
+
+			let inputActive = null;
+			input.addEventListener("focus", () => {
+				inputSection.classList.add("selected");
+				selectSection.classList.remove("selected");
+				inputActive = true;
+			});
+			select.addEventListener("focus", () => {
+				inputSection.classList.remove("selected");
+				selectSection.classList.add("selected");
+				inputActive = false;
+				select.style.color = "";
+			});
+			select.addEventListener("blur", () => {
+				if (!select.value) {
+					select.style.color = "var(--descrip-text)";
+				}
+			});
+
+			form.addEventListener("submit", async (e) => {
+				e.preventDefault();
+				if (inputActive == null) {
+					error.textContent = "Please enter a username or select an existing user.";
+				} else if (inputActive) {
+					const username = input.value.trim();
+					if (!username) {
+						error.textContent = "Please enter a username.";
+						return;
+					}
+
+					// Create new user
+					input.disabled = select.disabled = input.readonly = select.readonly = true;
+					const spinner = createSpinner();
+					button.prepend(spinner);
+					try {
+						const resp = await api.createUser(username);
+						if (resp.status >= 300) {
+							let message = "Error creating user: " + resp.status + " " + resp.statusText;
+							try {
+								const res = await resp.json();								
+								if(res.error) {
+									message = res.error;
+								}
+							} catch (error) {
+							}
+							throw new Error(message);
+						}
+
+						resolve({ username, userId: await resp.json(), created: true });
+					} catch (err) {
+						spinner.remove();
+						error.textContent = err.message ?? err.statusText ?? err ?? "An unknown error occurred.";
+						input.disabled = select.disabled = input.readonly = select.readonly = false;
+						return;
+					}
+				} else if (!select.value) {
+					error.textContent = "Please select an existing user.";
+					return;
+				} else {
+					resolve({ username: users[select.value], userId: select.value, created: false });
+				}
+			});
+
+			if (user) {
+				const name = localStorage["Comfy.userName"];
+				if (name) {
+					input.value = name;
+				}
+			}
+			if (input.value) {
+				// Focus the input, do this separately as sometimes browsers like to fill in the value
+				input.focus();
+			}
+
+			const userIds = Object.keys(users ?? {});
+			if (userIds.length) {
+				for (const u of userIds) {
+					$el("option", { textContent: users[u], value: u, parent: select });
+				}
+				select.style.color = "var(--descrip-text)";
+
+				if (select.value) {
+					// Focus the select, do this separately as sometimes browsers like to fill in the value
+					select.focus();
+				}
+			} else {
+				userSelection.classList.add("no-users");
+				input.focus();
+			}
+		}).then((r) => {
+			userSelection.remove();
+			return r;
+		});
+	}
+}

web/scripts/utils.js

@@ -1,3 +1,5 @@
+import { $el } from "./ui.js";
+
 // Simple date formatter
 const parts = {
 	d: (d) => d.getDate(),
@@ -65,3 +67,22 @@ export function applyTextReplacements(app, value) {
 		return ((widget.value ?? "") + "").replaceAll(/\/|\\/g, "_");
 	});
 }
+
+export async function addStylesheet(urlOrFile, relativeTo) {
+	return new Promise((res, rej) => {
+		let url;
+		if (urlOrFile.endsWith(".js")) {
+			url = urlOrFile.substr(0, urlOrFile.length - 2) + "css";
+		} else {
+			url = new URL(urlOrFile, relativeTo ?? `${window.location.protocol}//${window.location.host}`).toString();
+		}
+		$el("link", {
+			parent: document.head,
+			rel: "stylesheet",
+			type: "text/css",
+			href: url,
+			onload: res,
+			onerror: rej,
+		});
+	});
+}

web/style.css

@@ -121,6 +121,7 @@ body {
 	width: 100%;
 }
 
+.comfy-btn,
 .comfy-menu > button,
 .comfy-menu-btns button,
 .comfy-menu .comfy-list button,
@@ -133,6 +134,7 @@ body {
 	margin-top: 2px;
 }
 
+.comfy-btn:hover:not(:disabled),
 .comfy-menu > button:hover,
 .comfy-menu-btns button:hover,
 .comfy-menu .comfy-list button:hover,