public void UpdatePosition(Core.KeyStates keyState, List <RigidShape> sceneStaticShapes)
{
if (keyState.Shift && !IsInDash && CanDash)
{
Dash(keyState, sceneStaticShapes);
}
else if (!IsInDash)
{
CreateVelocity(keyState, RegularSpeed);
}
MoveBy(Velocity);
}
private void CreateVelocity(Core.KeyStates keyState, int speed)
{
var delta = Vector.ZeroVector;
if (keyState.W)
{
delta.Y -= speed;
}
if (keyState.S)
{
delta.Y += speed;
}
if (keyState.A)
{
delta.X -= speed;
}
if (keyState.D)
{
delta.X += speed;
}
Velocity = delta.Normalize() * speed;
}
private void Dash(Core.KeyStates keyState, List <RigidShape> sceneStaticShapes)
{
CreateVelocity(keyState, DashSpeed);
if (Equals(Velocity, Vector.ZeroVector))
{
return;
}
var firstPosition = Position + Velocity.Normalize() * (Radius - 1);
var closestPenetrationTime = float.PositiveInfinity;
foreach (var shape in sceneStaticShapes)
{
var penetrationTimes = DynamicCollisionDetector.AreCollideWithStatic(firstPosition, Velocity, shape);
if (penetrationTimes == null)
{
continue;
}
if (penetrationTimes[0] < 1 && penetrationTimes[0] < closestPenetrationTime && penetrationTimes[0] > 0)
{
closestPenetrationTime = penetrationTimes[0];
}
}
if (closestPenetrationTime < 1)
{
Velocity *= closestPenetrationTime;
}
ticksFromLastDash = 0;
dashCount++;
if (dashCount == 3)
{
dashCount = 1;
}
}
