public override void Release()
{
ready.Remove(this);
available.Add(this);
if (luz != null)
{
luz = luz.Release();
}
}
private static void AddLuz(Luz luz, LuzGroup group)
{
Debug.Assert(luz.Group == LuzGroup.UnAssigned);
counts[(int)group] += 1;
luz.Group = group;
active.Add(luz);
Debug.Assert(active.Count <= kMaxLights);
}
public static Luz Acquire(LuzGroup group)
{
Luz luz = null;
if (ready.Count > 0)
{
int idx = ready.Count - 1;
luz = ready[idx];
ready.RemoveAt(idx);
AddLuz(luz, group);
}
return(luz);
}
public static GlowLuz Acquire(string boneName, Matrix offset, float radius, float strength)
{
GlowLuz glowLuz = null;
Luz luz = Luz.Acquire(Luz.LuzGroup.Glow);
if (luz != null)
{
glowLuz = Get(boneName, offset);
glowLuz.Tint = Vector3.Zero;
glowLuz.Luz = luz;
glowLuz.Radius = radius;
glowLuz.Strength = strength;
}
return(glowLuz);
}
public static MuzzleLuz Acquire(Matrix offset, float life, float scale)
{
MuzzleLuz muzzle = null;
Luz luz = Luz.Acquire(Luz.LuzGroup.Fire);
if (luz != null)
{
muzzle = Get(offset);
muzzle.age = 0;
muzzle.Luz = luz;
muzzle.Life = life;
muzzle.InitRadii();
muzzle.ScaleRadii(scale);
}
return(muzzle);
}
public override bool Update(Matrix local, float scale)
{
float dt = Time.GameTimeFrameSeconds;
age += dt;
if (age >= life)
{
luz = luz.Release();
return(false);
}
int lo = 0;
int hi = 1;
float t = age;
float midLife = mid * life;
if (t < midLife)
{
t /= midLife;
}
else
{
t = (life - t) / (life - midLife);
lo = 2;
}
/// Smooth it.
t = t * (3.0f * t - 2.0f * t * t);
double deviate = 0.03125;
float flutter = (float)((rnd.NextDouble() * 2.0 - 1.0) * deviate + 1.0);
luz.Color = colors[lo] + t * (colors[hi] - colors[lo]);
luz.Color = luz.Color * Tint * flutter;
luz.Position = Matrix.Multiply(Offset, local).Translation;
luz.Radius = radii[lo] + t * (radii[hi] - radii[lo]);
luz.Radius *= scale;
return(true);
}
