/// <summary>
/// Performs movement and collision detection in the Z plane.
/// </summary>
protected virtual void DoZMovement()
{
Accum velZAbs = FixedMath.Abs(vel.Z);
if (vel.Z == Accum.Zero)
{
DoZCollisionDetection(true);
}
else if (velZAbs < this.Height)
{
bCylinder.Position += vel;
if (DoZCollisionDetection(true) == CollisionType.SpcColResp_StopMovement)
{
vel = Vector3k.Zero;
}
}
else
{
Accum moveCount = FixedMath.Ceil(velZAbs / this.Height);
Accum stepVel = vel.Z / this.Height;
for (int i = 0; i < moveCount; i += 1)
{
bCylinder.Position += stepVel;
if (DoZCollisionDetection(true) == CollisionType.SpcColResp_StopMovement)
{
vel = Vector3k.Zero;
return;
}
}
if (DoZCollisionDetection(true) == CollisionType.SpcColResp_StopMovement)
{
vel = Vector3k.Zero;
}
}
}
/// <summary>
/// Performs movement and collision detection in the XY plane.
/// </summary>
protected virtual void DoMovement()
{
if ((vel.X | vel.Y) == Accum.Zero)
{
DoXYCollisionDetection(true);
}
else if (FixedMath.Abs(vel.X * vel.X + vel.Y * vel.Y) < (this.Radius * this.Radius))
{
bCylinder.X += vel.X;
bCylinder.Y += vel.Y;
if (DoXYCollisionDetection(true) == CollisionType.SpcColResp_StopMovement)
{
vel = Vector3k.Zero;
}
}
else
{
Accum moveCount = FixedMath.Ceil((vel.X * vel.X + vel.Y * vel.Y) / this.Radius);
Vector3k stepVel = new Vector3k(vel.X / this.Radius, vel.Y / this.Radius, Accum.Zero);
for (int i = 0; i < moveCount; i += 1)
{
bCylinder.X += vel.X;
bCylinder.Y += vel.Y;
if (DoXYCollisionDetection(true) == CollisionType.SpcColResp_StopMovement)
{
vel = Vector3k.Zero;
return;
}
}
if (DoXYCollisionDetection(true) == CollisionType.SpcColResp_StopMovement)
{
vel = Vector3k.Zero;
}
}
}