public static int GetNumberOfColorAvailable(List <Vector2> keyframes)
{
if (keyframes.Select(key => FloatComparator.IsEqual(key.y, 0.5f)).Count() != 100)
{
// The keyframes are represented with Vector2 because only the x and y values are useful here
return(GetRGBColorListFromHueOfKeyframe(GetEqualConsecutiveAndNeutralKeyframe(keyframes)));
}
return(3600000);
}
private static List <Vector2> GetEqualConsecutiveAndNeutralKeyframe(List <Vector2> keyframes)
{
// The List returned is a range of consecutive keyframes with the same y value or a neutral y value of 0.5f (no shifting)
// Consecutive y values are wanted because they are the only HUE color left that are not shifted to the initial color
List <Vector2> consecutiveKeyframes = new List <Vector2>();
float lastKeyYValue = keyframes[0].y;
// y value of 0.5 are kept because they are the initial colors we shift the other colors to
foreach (Vector2 keyframe in keyframes)
{
if (FloatComparator.IsEqual(keyframe.y, lastKeyYValue) || FloatComparator.IsEqual(keyframe.y, 0.5f))
{
consecutiveKeyframes.Add(keyframe);
}
lastKeyYValue = keyframe.y;
}
return(consecutiveKeyframes);
}
private static List <List <Vector2> > GetKeyframesIntervalOfRemainingColor(List <Vector2> keyframes)
{
Vector2 lastKeyframe = keyframes[0];
// Group keyframe with the same y value together to create interval of keyframes
List <List <Vector2> > keyframesIntervalOfRemainingColor = new List <List <Vector2> >();
List <Vector2> currentInterval = new List <Vector2>();
foreach (Vector2 keyframe in keyframes)
{
if (keyframe.y == 0.5f)
{
keyframesIntervalOfRemainingColor.Add(new List <Vector2> {
keyframe
});
if (currentInterval.Count != 0)
{
keyframesIntervalOfRemainingColor.Add(currentInterval);
currentInterval.Clear();
}
}
else if (FloatComparator.IsEqual(keyframe.y, lastKeyframe.y))
{
if (!currentInterval.Contains(lastKeyframe))
{
currentInterval.Add(lastKeyframe);
}
currentInterval.Add(lastKeyframe);
}
else
{
if (currentInterval.Count != 0)
{
keyframesIntervalOfRemainingColor.Add(currentInterval);
currentInterval.Clear();
}
}
lastKeyframe = keyframe;
}
return(keyframesIntervalOfRemainingColor);
}