private void Ray(Camera3D activeCamera, TouchLocation touchLocation)
{
// Creates Ray from Touch 2D position
_nearPosition.X = touchLocation.Position.X;
_nearPosition.Y = touchLocation.Position.Y;
_nearPosition.Z = 0.0f;
_farPosition.X = touchLocation.Position.X;
_farPosition.Y = touchLocation.Position.Y;
_farPosition.Z = 1.0f;
// Unproject Mouse Position
_nearPosition = activeCamera.Unproject(ref _nearPosition);
_farPosition = activeCamera.Unproject(ref _farPosition);
// Update ray. Ray launched from nearPosition in rayDirection direction.
_rayDirection = _farPosition - _nearPosition;
_rayDirection.Normalize();
_ray.Direction = _rayDirection;
_ray.Position = _nearPosition;
foreach (Entity entity in this.Owner.Scene.EntityManager.FindAllByTag("touchable"))
{
_entityBoxCollider = entity.FindComponent <BoxCollider3D>();
if (_entityBoxCollider != null)
{
_materialComponent = entity.FindComponent <MaterialComponent>();
_collisionResult = _entityBoxCollider.Intersects(ref _ray);
if (_collisionResult.HasValue)
{
PushpinTapped?.Invoke(this, new PushpinTappedEventArgs(entity.Name));
}
}
}
}
private static void OnPushpinTapped(object sender, PushpinTappedEventArgs e)
{
PushpinTapped?.Invoke(sender, e);
}