public static float IsFistHammerLeftTop(BroadcastCollision b1, BroadcastCollision b2, Vector2 velocity) {
if (b1.type != "palm bottom" || b2.type != "palm top" || !HandsHavePose(b1, b2, "FistVertical")) {
return 0;
}
//the more downwards, the better the score
return Vector2.Dot (velocity.normalized, Vector2.down);
}
public static float IsGesture(this Gestures gesture, BroadcastCollision b1, BroadcastCollision b2, Vector2 velocity)
{
switch (gesture) {
case Gestures.FistHammerLeftTop: return IsFistHammerLeftTop (b1, b2, velocity);
case Gestures.FistHammerRightTop: return IsFistHammerRightTop (b1, b2, velocity);
case Gestures.VerticalFistBump: return IsVerticalFistBump (b1, b2, velocity);
default: throw new ArgumentOutOfRangeException();
}
}
void InterpretCollision(BroadcastCollision b1, BroadcastCollision b2, Vector2 velocity) {
//ugly c#, is there a nicer way?
var allGestures = Enum.GetValues (typeof(Gestures)).Cast<Gestures>();
var gesturesAndScores = allGestures
.Select(g => new { Gesture = g, Score = g.IsGesture(b1, b2, velocity)});
var best = gesturesAndScores.MaxBy (pair => pair.Score);
if (best.Score > 0.5) {
Messenger.Broadcast (Events.Gesture, best.Gesture, best.Score);
} else {
Debug.Log ("Unknown collision");
}
}
public static float IsVerticalFistBump(BroadcastCollision b1, BroadcastCollision b2, Vector2 velocity) {
if (b1.type != "fist fingers" || b2.type != "fist fingers" || !HandsHavePose(b1, b2, "FistVertical")) {
return 0;
}
return Vector2.Dot (velocity.normalized, Vector2.right);
}
public static float IsFistHammerRightTop(BroadcastCollision b1, BroadcastCollision b2, Vector2 velocity) {
if (b1.type != "palm top" || b2.type != "palm bottom" || !HandsHavePose(b1, b2, "FistVertical")) {
return 0;
}
return Vector2.Dot (velocity.normalized, Vector2.up);
}
private static bool HandsHavePose(BroadcastCollision b1, BroadcastCollision b2, string pose) {
return b1.player.state == pose && b2.player.state == pose;
}
void ShakeScreen(BroadcastCollision b1, BroadcastCollision b2, Vector2 v) {
aiai.AddForce (v * 10);
}
void HandleCollision (BroadcastCollision b1, BroadcastCollision b2, Vector2 velocity) {
int index = (int)Random.Range (0, bumpClips.Length);
source.pitch = 30 / velocity.magnitude;
source.PlayOneShot (bumpClips [index]);
}
