public override void RemoveAvatar(PhysicsActor actor)
{
BasicActor act = (BasicActor)actor;
if (_actors.Contains(act))
{
_actors.Remove(act);
}
}
public override PhysicsActor AddAvatar(string avName, Vector3 position, Vector3 velocity, Vector3 size, bool isFlying)
{
BasicActor act = new BasicActor(size);
act.Position = position;
act.Velocity = velocity;
act.Flying = isFlying;
_actors.Add(act);
return(act);
}
public override PhysicsActor AddAvatar(string avName, Vector3 position, Vector3 velocity, Vector3 size, bool isFlying)
{
BasicActor act = new BasicActor(size);
act.Position = position;
act.Velocity = velocity;
act.Flying = isFlying;
_actors.Add(act);
return act;
}
public override float Simulate(float timeStep)
{
// Console.WriteLine("Simulating");
float fps = 1.0f / timeStep;
for (int i = 0; i < _actors.Count; ++i)
{
BasicActor actor = _actors[i];
Vector3 actorPosition = actor.Position;
Vector3 actorVelocity = actor.Velocity;
//Console.WriteLine(
// "Processing actor {0}, starting pos {1}, starting vel {2}", i, actorPosition, actorVelocity);
actorPosition.X += actor.Velocity.X * timeStep;
actorPosition.Y += actor.Velocity.Y * timeStep;
if (actor.Position.Y < 0)
{
actorPosition.Y = 0.1F;
}
else if (actor.Position.Y >= m_regionExtent.Y)
{
actorPosition.Y = (m_regionExtent.Y - 0.1f);
}
if (actor.Position.X < 0)
{
actorPosition.X = 0.1F;
}
else if (actor.Position.X >= m_regionExtent.X)
{
actorPosition.X = (m_regionExtent.X - 0.1f);
}
float terrainHeight = 0;
if (_heightMap != null)
{
terrainHeight = _heightMap[(int)actor.Position.Y * (int)m_regionExtent.Y + (int)actor.Position.X];
}
float height = terrainHeight + actor.Size.Z;
// Console.WriteLine("height {0}, actorPosition {1}", height, actorPosition);
if (actor.Flying)
{
if (actor.Position.Z + (actor.Velocity.Z * timeStep) < terrainHeight + 2)
{
actorPosition.Z = height;
actorVelocity.Z = 0;
actor.IsColliding = true;
}
else
{
actorPosition.Z += actor.Velocity.Z * timeStep;
actor.IsColliding = false;
}
}
else
{
actorPosition.Z = height;
actorVelocity.Z = 0;
actor.IsColliding = true;
}
actor.Position = actorPosition;
actor.Velocity = actorVelocity;
}
return(fps);
}
