Add a node to give the controlnet a prompt different from the unet.

comfy_extras/nodes_cond.py

@@ -0,0 +1,25 @@
+
+
+class CLIPTextEncodeControlnet:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": {"clip": ("CLIP", ), "conditioning": ("CONDITIONING", ), "text": ("STRING", {"multiline": True})}}
+    RETURN_TYPES = ("CONDITIONING",)
+    FUNCTION = "encode"
+
+    CATEGORY = "_for_testing/conditioning"
+
+    def encode(self, clip, conditioning, text):
+        tokens = clip.tokenize(text)
+        cond, pooled = clip.encode_from_tokens(tokens, return_pooled=True)
+        c = []
+        for t in conditioning:
+            n = [t[0], t[1].copy()]
+            n[1]['cross_attn_controlnet'] = cond
+            n[1]['pooled_output_controlnet'] = pooled
+            c.append(n)
+        return (c, )
+
+NODE_CLASS_MAPPINGS = {
+    "CLIPTextEncodeControlnet": CLIPTextEncodeControlnet
+}

nodes.py

@@ -1965,6 +1965,7 @@ def init_custom_nodes():
         "nodes_stable3d.py",
         "nodes_sdupscale.py",
         "nodes_photomaker.py",
+        "nodes_cond.py",
     ]
 
     for node_file in extras_files: