colour.is_within_pointer_gamut#

colour.is_within_pointer_gamut(XYZ: ArrayLike, tolerance: Optional[float] = None) ndarray[source]#

Return whether given CIE XYZ tristimulus values are within Pointer’s Gamut volume.

Parameters:
  • XYZ (ArrayLike) – CIE XYZ tristimulus values.

  • tolerance (Optional[float]) – Tolerance allowed in the inside-triangle check.

Returns:

Wether given CIE XYZ tristimulus values are within Pointer’s Gamut volume.

Return type:

numpy.ndarray

Notes

Domain

Scale - Reference

Scale - 1

XYZ

[0, 1]

[0, 1]

Examples

>>> import numpy as np
>>> is_within_pointer_gamut(np.array([0.3205, 0.4131, 0.5100]))
array(True, dtype=bool)
>>> a = np.array([[0.3205, 0.4131, 0.5100], [0.0005, 0.0031, 0.0010]])
>>> is_within_pointer_gamut(a)
array([ True, False], dtype=bool)