gray function

int gray(
  1. int g
)

Returns the color index from 256-color table by gray level (g: 0..23).

Grayscale from dark to light in 24 steps.

Implementation

int gray(int g) {
  assert(g >= 0 && g <= 23, 'The gray color must be in the range 0..23');

  return 232 + g;
}