RainbowStripes_Colors2.kt

val colorCount = RAINBOW_COLORS.size
val colors = IntArray(colorCount * 2)
val stops = FloatArray(colorCount * 2)
for (i in 0 until colorCount) {
    colors[i * 2] = ContextCompat.getColor(context, RAINBOW_COLORS[i])
    colors[i * 2 + 1] = colors[i * 2]
    stops[i * 2] = (i / colorCount.toFloat() + RAINBOW_EPSILON).coerceAtLeast(0f)
    stops[i * 2 + 1] = ((i + 1) / colorCount.toFloat() - RAINBOW_EPSILON).coerceAtMost(1f)
}