docs: @IntRange(from = 0, to = OPAQUE)
      private static int resolveLineAlpha(
              @IntRange(from = 0, to = OPAQUE) final int sceneAlpha,
              final float maxDistance,
              final float distance) {
          final float alphaPercent = 1f - distance / maxDistance;
          final int alpha = (int) ((float) OPAQUE * alphaPercent);
          return alpha * sceneAlpha / OPAQUE;
      }