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CANONICAL TYPE REFERENCE

SeparationPolarity

How a single-ink separation maps to grayscale (positive = ink dark, the plate-preview look)

POSITIVE

Ink renders dark: more ink is darker, and full ink is black on white. Matches Acrobat's Output Preview and the positive-film convention, so it is the intuitive plate preview.

NEGATIVE

Ink renders as luminance: more ink is brighter, and full ink is white. The raw ink-amount signal, matching the contone plate files a RIP consumes.

View exact SDL
"""
How a single-ink separation maps to grayscale (positive = ink dark, the plate-preview look)
"""
enum SeparationPolarity {
  """
  Ink renders dark: more ink is darker, and full ink is black on white. Matches Acrobat's Output Preview and the positive-film convention, so it is the intuitive plate preview.
  """
  POSITIVE
  """
  Ink renders as luminance: more ink is brighter, and full ink is white. The raw ink-amount signal, matching the contone plate files a RIP consumes.
  """
  NEGATIVE
}

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