// Returns a hittable point on the ball.
private Vector3 getHitPoint(rlbot.flat.GameTickPacket gameTickPacket, rlbot.flat.BallPrediction prediction)
{
Vector3 carLocation = fromFramework(gameTickPacket.Players(this.index).Value.Physics.Value.Location.Value);
double u = fromFramework(gameTickPacket.Players(this.index).Value.Physics.Value.Velocity.Value).Length();
// Estimate the maximum velocity.
double maxV = Math.Max(1410, Math.Min(2300, u + 150 * gameTickPacket.Players(this.index).Value.Boost));
for (int i = 0; i < prediction.SlicesLength; i++)
{
Vector3 point = fromFramework(prediction.Slices(i).Value.Physics.Value.Location.Value);
double s = Vector3.Distance(point, carLocation) - 92.75;
double t = (double)i / 60D;
double v = 2D * (s / t) - u;
double a = (Math.Pow(v, 2) - Math.Pow(u, 2)) / (2 * s);
if (v <= maxV && a < 1700) // Approximate max acceleration.
{
renderPrediction(prediction, 0, i, System.Windows.Media.Color.FromRgb(255, 255, 255));
return(point);
}
}
return(fromFramework(prediction.Slices(0).Value.Physics.Value.Location.Value));
}
// Renders the prediction up to a certain point.
private void renderPrediction(rlbot.flat.BallPrediction prediction, int start, int end, System.Windows.Media.Color colour)
{
for (int i = Math.Max(1, start); i < Math.Min(prediction.SlicesLength, end); i++)
{
Vector3 pointA = fromFramework(prediction.Slices(i - 1).Value.Physics.Value.Location.Value);
Vector3 pointB = fromFramework(prediction.Slices(i).Value.Physics.Value.Location.Value);
Renderer.DrawLine3D(colour, pointA, pointB);
}
}
public Slice this[int index]
{
get
{
if (index < 0 || index >= Length)
{
throw new IndexOutOfRangeException();
}
return(new Slice(flatprediction.Slices(index).Value));
}
}
// Returns the location of where the ball will first hit the ground
private Vector3 getBounceLocation(rlbot.flat.BallPrediction prediction)
{
for (int i = 0; i < prediction.SlicesLength; i++)
{
Vector3 point = fromFramework(prediction.Slices(i).Value.Physics.Value.Location.Value);
if (point.Z < 125)
{
renderPrediction(prediction, 0, i, System.Windows.Media.Color.FromRgb(255, 0, 255));
return(point);
}
}
return(fromFramework(prediction.Slices(0).Value.Physics.Value.Location.Value));
}
public BallPrediction(rlbot.flat.BallPrediction ballPrediction)
{
Slices = new PredictionSlice[ballPrediction.SlicesLength];
for (int i = 0; i < ballPrediction.SlicesLength; i++)
{
Slices[i] = new PredictionSlice(ballPrediction.Slices(i).Value);
}
}
