deduplication pass

backend/nodes/mask_draw.py

@@ -3,7 +3,7 @@ import numpy as np
 from backend.node_registry import register_node
 from backend.execution_context import emit_overlay
 from backend.data_types import DataField, datafield_to_uint8, encode_preview
-from backend.nodes.helpers import _parse_mask_strokes, _rasterize_mask
+from backend.nodes.helpers import _parse_mask_strokes, _rasterize_mask, bool_to_mask, mask_to_bool
 
 
 @register_node(display_name="Draw Mask")
@@ -37,7 +37,7 @@ class DrawMask:
         strokes = _parse_mask_strokes(mask_paths)
         mask = _rasterize_mask(field.xres, field.yres, strokes, pen_size)
         if invert:
-            mask = np.where(mask > 127, np.uint8(0), np.uint8(255))
+            mask = bool_to_mask(~mask_to_bool(mask))
 
         emit_overlay({
             "kind": "mask_paint",