From b7faaa090b882ee79bd4fb4e08cc3df0c8e2ef0f Mon Sep 17 00:00:00 2001
From: TTPlanetPIG <cmepthbin@outlook.com>
Date: Fri, 3 Jul 2026 23:13:36 +0800
Subject: [PATCH] Feather Smart Tile focus patches without masks

---
 TTP_toolsets.py                       | 39 +++++++++++++++++++
 scripts/smoke_smart_tile_grid_crop.py | 55 +++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)

diff --git a/TTP_toolsets.py b/TTP_toolsets.py
index bcbd48d..d9e53c2 100644
--- a/TTP_toolsets.py
+++ b/TTP_toolsets.py
@@ -749,6 +749,43 @@ def _ttp_tile_object_mask_array(tile, out_width, out_height, mask_blend_mode="ma
     return array[:, :, None]
 
 
+def _ttp_should_rect_feather_tile(tile, is_large_tile, mask_blend_mode):
+    if str(mask_blend_mode) not in ("auto", "mask_feather"):
+        return False
+    if is_large_tile or tile.get("object_mask"):
+        return False
+    label = str(tile.get("label", "") or "").lower()
+    name = str(tile.get("name", "") or "").lower()
+    source = str(tile.get("source", "") or "").lower()
+    text = " ".join((label, name, source))
+    if any(word in text for word in ("background", "context", "full image", "full_image", "large context")):
+        return False
+    focus_keywords = (
+        "face", "head", "eye", "eyes", "eyelash", "eyebrow", "glasses",
+        "hand", "hands", "finger", "fingers", "mouth", "lip", "lips",
+        "teeth", "nose", "ear", "ears", "text", "letter", "logo",
+        "detail", "focus", "foreground", "object",
+    )
+    if any(keyword in text for keyword in focus_keywords):
+        return True
+    if source in ("auto", "paint", "sam", "sam3", "sam3.1", "qwen", "qwenvl"):
+        return float(tile.get("occlusion_priority", 0.0)) >= 100.0 or float(tile.get("layer", 0.0)) >= 2.0
+    edges = tile.get("overlap_edges_px_source", {})
+    has_surrounding_overlap = all(float(edges.get(edge, 0.0)) > 0.0 for edge in ("left", "right", "top", "bottom"))
+    return has_surrounding_overlap and (
+        float(tile.get("occlusion_priority", 0.0)) > 0.0 or float(tile.get("layer", 0.0)) > 0.0
+    )
+
+
+def _ttp_rect_feather_mask(width, height, feather):
+    feather = int(round(float(feather)))
+    if feather <= 0:
+        return np.ones((height, width, 1), dtype=np.float32)
+    edge_limit = max(1, min(int(width), int(height)) // 3)
+    feather = max(1, min(feather, edge_limit))
+    return _ttp_create_feather_mask(int(width), int(height), feather)
+
+
 def _ttp_decode_interactive_paint_mask(mask_payload, image_width, image_height):
     try:
         payload = json.loads(str(mask_payload or "").strip() or "{}")
@@ -3957,6 +3994,8 @@ class TTP_Smart_Tile_Assemble_Experimental:
                     mask = object_mask
                 else:
                     mask = mask * object_mask
+            elif _ttp_should_rect_feather_tile(tile, is_large_tile, str(mask_blend_mode)):
+                mask = mask * _ttp_rect_feather_mask(out_w, out_h, blend)
             coverage_mask = np.clip(mask.copy(), 0.0, 1.0)
             importance = max(0.0, float(tile.get("importance", 1.0)))
             priority = max(0.0, float(tile.get("priority", 50.0)))
diff --git a/scripts/smoke_smart_tile_grid_crop.py b/scripts/smoke_smart_tile_grid_crop.py
index ca6148d..a70c7e2 100644
--- a/scripts/smoke_smart_tile_grid_crop.py
+++ b/scripts/smoke_smart_tile_grid_crop.py
@@ -1019,6 +1019,61 @@ small_above, _small_above_weights = assemble_node.assemble_tiles(
 small_above_pixel = small_above.array[0, 4, 4]
 assert_equal(float(small_above_pixel[2]) > float(small_above_pixel[0]), True, "small_tile_on_top should stack smaller tiles above larger context tiles")
 
+feather_stack_meta = {
+    "type": "ttp_smart_tile",
+    "original_size": [16, 16],
+    "tiles": [
+        {
+            "name": "background",
+            "label": "background",
+            "core_box": [0, 0, 16, 16],
+            "sample_box": [0, 0, 16, 16],
+            "tile_canvas_size": [16, 16],
+            "tile_canvas_box": [0, 0, 16, 16],
+            "overlap_edges_px_source": {"left": 0, "right": 0, "top": 0, "bottom": 0},
+            "blend": 0,
+            "importance": 1.0,
+            "priority": 0.0,
+            "layer": 0,
+            "occlusion_priority": 0,
+        },
+        {
+            "name": "face_detail",
+            "label": "face detail",
+            "core_box": [4, 4, 8, 8],
+            "sample_box": [4, 4, 8, 8],
+            "tile_canvas_size": [8, 8],
+            "tile_canvas_box": [0, 0, 8, 8],
+            "overlap_edges_px_source": {"left": 0, "right": 0, "top": 0, "bottom": 0},
+            "blend": 4,
+            "importance": 1.0,
+            "priority": 0.0,
+            "layer": 2,
+            "occlusion_priority": 1000,
+        },
+    ],
+}
+feather_tile_set = {
+    "type": "ttp_smart_tile_set",
+    "tile_meta": feather_stack_meta,
+    "tile_images": [
+        ttp.pil2tensor(Image.new("RGB", (16, 16), (220, 20, 20)))[0],
+        ttp.pil2tensor(Image.new("RGB", (8, 8), (20, 20, 220)))[0],
+    ],
+}
+feathered_stack, _feathered_weights = assemble_node.assemble_tiles(
+    blend_multiplier=1.0,
+    output_scale=1.0,
+    use_priority=True,
+    base_canvas_mode="black",
+    mask_blend_mode="mask_feather",
+    tile_set=feather_tile_set,
+)
+feather_edge_pixel = feathered_stack.array[0, 4, 8]
+feather_center_pixel = feathered_stack.array[0, 8, 8]
+assert_equal(float(feather_edge_pixel[0]) > float(feather_edge_pixel[2]), True, "focus tile fallback feather should keep lower pixels visible at the rectangle edge")
+assert_equal(float(feather_center_pixel[2]) > float(feather_center_pixel[0]), True, "focus tile fallback feather should keep the focus tile strong in the center")
+
 deferred_output, deferred_weights = assemble_node.assemble_tiles(
     blend_multiplier=1.0,
     output_scale=1.0,