Added call to initialize_timesteps on hooks in process_conds func, and added call prepare current keyframe on hooks in calc_cond_batch

comfy/hooks.py

@@ -21,6 +21,7 @@ class HookWeight:
         return self.hook_keyframe.strength
 
     def initialize_timesteps(self, model: 'BaseModel'):
+        self.reset()
         self.hook_keyframe.initalize_timesteps(model)
 
     def reset(self):

comfy/model_patcher.py

@@ -173,10 +173,17 @@ class ModelPatcher:
             return True
         return False
 
-    def clone_has_same_weights(self, clone):
+    def clone_has_same_weights(self, clone: 'ModelPatcher'):
         if not self.is_clone(clone):
             return False
 
+        if len(self.hook_patches) > 0:  # TODO: check if this workaround is necessary
+            return False
+        if self.current_hooks != clone.current_hooks:
+            return False
+        if self.hook_patches.keys() != clone.hook_patches.keys():
+            return False
+
         if len(self.patches) == 0 and len(clone.patches) == 0:
             return True
 
@@ -557,23 +564,22 @@ class ModelPatcher:
     def set_hook_mode(self, hook_mode: comfy.hooks.EnumHookMode):
         self.hook_mode = hook_mode
     
-    def prepare_hook_patches_current_keyframe(self, t: torch.Tensor, hook_groups: List[comfy.hooks.HookWeightGroup]):
+    def prepare_hook_patches_current_keyframe(self, t: torch.Tensor, hook_group: comfy.hooks.HookWeightGroup):
         curr_t = t[0]
-        for hook_group in hook_groups:
-            for hook in hook_group.hooks:
-                changed = hook.hook_keyframe.prepare_current_keyframe(curr_t=curr_t)
-                # if keyframe changed, remove any cached LoraHookGroups that contain hook with the same hook_ref;
-                # this will cause the weights to be recalculated when sampling
-                if changed:
-                    # reset current_lora_hooks if contains lora hook that changed
-                    if self.current_hooks is not None:
-                        for current_hook in self.current_hooks.hooks:
-                            if current_hook == hook:
-                                self.current_hooks = None
-                                break
-                    for cached_group in list(self.cached_hook_patches.keys()):
-                        if cached_group.contains(hook):
-                            self.cached_hook_patches.pop(cached_group)
+        for hook in hook_group.hooks:
+            changed = hook.hook_keyframe.prepare_current_keyframe(curr_t=curr_t)
+            # if keyframe changed, remove any cached LoraHookGroups that contain hook with the same hook_ref;
+            # this will cause the weights to be recalculated when sampling
+            if changed:
+                # reset current_lora_hooks if contains lora hook that changed
+                if self.current_hooks is not None:
+                    for current_hook in self.current_hooks.hooks:
+                        if current_hook == hook:
+                            self.current_hooks = None
+                            break
+                for cached_group in list(self.cached_hook_patches.keys()):
+                    if cached_group.contains(hook):
+                        self.cached_hook_patches.pop(cached_group)
 
     def add_hook_patches(self, hook: comfy.hooks.HookWeight, patches, strength_patch=1.0, strength_model=1.0, is_diff=False):
         # NOTE: this mirrors behavior of add_patches func
@@ -596,7 +602,7 @@ class ModelPatcher:
                 current_patches: List[Tuple] = current_hook_patches.get(key, [])
                 if is_diff:
                     # take difference between desired weight and existing weight to get diff
-                    # TODO: try to implement diff his via strength_path/strength_model diff
+                    # TODO: try to implement diff via strength_path/strength_model diff
                     model_dtype = comfy.utils.get_attr(self.model, key).dtype
                     if model_dtype in [torch.float8_e5m2, torch.float8_e4m3fn]:
                         diff_weight = (patches[k].to(torch.float32)-comfy.utils.get_attr(self.model, key).to(torch.float32)).to(model_dtype)

comfy/samplers.py

@@ -157,9 +157,11 @@ def calc_cond_batch(model, conds, x_in, timestep, model_options):
                 p = comfy.samplers.get_area_and_mult(x, x_in, timestep)
                 if p is None:
                     continue
-                hook: comfy.hooks.HookWeightGroup = x.get('hooks', None)
-                hooked_to_run.setdefault(hook, list())
-                hooked_to_run[hook] += [(p, i)]
+                hooks: comfy.hooks.HookWeightGroup = x.get('hooks', None)
+                if hooks is not None:
+                    model.current_patcher.prepare_hook_patches_current_keyframe(timestep, hooks)
+                hooked_to_run.setdefault(hooks, list())
+                hooked_to_run[hooks] += [(p, i)]
 
     # run every hooked_to_run separately
     for hooks, to_run in hooked_to_run.items():
@@ -658,6 +660,12 @@ def process_conds(model, noise, conds, device, latent_image=None, denoise_mask=N
                 if k != kk:
                     create_cond_with_same_area_if_none(conds[kk], c)
 
+    for k in conds:
+        for c in conds[k]:
+            if 'hooks' in c:
+                for hook in c['hooks'].hooks:
+                    hook.initialize_timesteps(model)
+
     for k in conds:
         pre_run_control(model, conds[k])