File size: 1,113 Bytes
1e3ce4c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | """Selectors: WHAT a cursor targets in pixel space.
Hierarchy (each subsumes the previous as a special case):
Point < Mask < Region < Layer < Anchor3D
Token is orthogonal — semantic rather than spatial; the cross-attention map
of the bound model materializes the spatial extent at op time.
"""
from __future__ import annotations
from dataclasses import dataclass
from typing import Optional, Tuple, Union
import numpy as np
@dataclass(frozen=True, slots=True)
class Point:
x: float
y: float
z: Optional[float] = None
@dataclass(frozen=True, slots=True)
class Region:
x: int
y: int
w: int
h: int
@dataclass(frozen=True, slots=True, eq=False)
class Mask:
bitmap: np.ndarray
is_soft: bool = False
@dataclass(frozen=True, slots=True)
class Token:
text: str
embedding_id: Optional[str] = None
@dataclass(frozen=True, slots=True)
class Layer:
layer_id: str
@dataclass(frozen=True, slots=True)
class Anchor3D:
anchor_id: str
bbox: Tuple[float, float, float, float, float, float]
Selector = Union[Point, Region, Mask, Token, Layer, Anchor3D]
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