22__all__ = [
"CoordinateExpr",
"Extent",
"ExtentI",
"ExtentD",
23 "Point",
"PointI",
"PointD"]
27from lsst.utils
import TemplateMeta
32def _coordinateStr(self):
33 return "({})".format(
", ".join(
"%0.5g" % v
for v
in self))
36def _coordinateRepr(self):
37 return "{}({})".format(type(self).__name__,
38 ", ".join(f
"{v:0.17g}" if math.isfinite(v)
else f
"float('{v}')" for v
in self))
41def _coordinateReduce(self):
42 return (type(self), tuple(self))
46 """Abstract base class and factory for CoordinateExpr objects.
48 TEMPLATE_PARAMS = ("dimensions", )
50 __str__ = _coordinateStr
51 __repr__ = _coordinateRepr
52 __reduce__ = _coordinateReduce
55CoordinateExpr.register(2, _geom.CoordinateExpr2)
56CoordinateExpr.register(3, _geom.CoordinateExpr3)
60 """Abstract base class and factory for Extent objects.
62 TEMPLATE_PARAMS = ("dtype",
"dimensions")
63 TEMPLATE_DEFAULTS = (
None, 2)
65 __str__ = _coordinateStr
66 __repr__ = _coordinateRepr
67 __reduce__ = _coordinateReduce
70Extent.register((int, 2), _geom.Extent2I)
71Extent.register((float, 2), _geom.Extent2D)
72Extent.register((int, 3), _geom.Extent3I)
73Extent.register((float, 3), _geom.Extent3D)
74ExtentI = _geom.Extent2I
75ExtentD = _geom.Extent2D
78class Point(metaclass=TemplateMeta):
79 """Abstract base class and factory for Point objects.
81 TEMPLATE_PARAMS = ("dtype",
"dimensions")
82 TEMPLATE_DEFAULTS = (
None, 2)
84 __str__ = _coordinateStr
85 __repr__ = _coordinateRepr
86 __reduce__ = _coordinateReduce
89Point.register((int, 2), _geom.Point2I)
90Point.register((float, 2), _geom.Point2D)
91Point.register((int, 3), _geom.Point3I)
92Point.register((float, 3), _geom.Point3D)