_color_hue2rgb

• Drupal 5
• Drupal 6
• Drupal 7

Versions

5 – 7

_color_hue2rgb($m1, $m2, $h)

Helper function for _color_hsl2rgb().

Code

modules/color/color.module, line 641

<?php
function _color_hue2rgb($m1, $m2, $h) {
  $h = ($h < 0) ? $h + 1 : (($h > 1) ? $h - 1 : $h);
  if ($h * 6 < 1) return $m1 + ($m2 - $m1) * $h * 6;
  if ($h * 2 < 1) return $m2;
  if ($h * 3 < 2) return $m1 + ($m2 - $m1) * (0.66666 - $h) * 6;
  return $m1;
}
?>

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