public static IEnumerator<bool> Normal(UserSprite parent, CurveLaser laser)
{
laser.BrightR = (byte)((long)parent.SourceUser.Id & 0xFF);
laser.BrightG = (byte)((long)(parent.SourceUser.Id >> 8) & 0xFF);
laser.BrightB = (byte)((long)(parent.SourceUser.Id >> 16) & 0xFF);
var curve = laser.Curve;
while (laser.DrawLength < laser.LaserImage.Length)
{
laser.DrawLength++;
yield return true;
}
while (true)
{
laser.Index++;
if (laser.Curve.Count - laser.Index <= laser.LaserImage.Length)
{
curve.Add(new Point
{
X = curve[curve.Count - 1].X * 2 - curve[curve.Count - 2].X,
Y = curve[curve.Count - 1].Y * 2 - curve[curve.Count - 2].Y
});
}
yield return true;
}
}
public static IEnumerator<bool> Homing(UserSprite parent, CurveLaser laser, UserSprite target, int homingFrame, double homingSpeed, double homingCurveMax)
{
laser.BrightR = (byte)((long)parent.SourceUser.Id & 0xFF);
laser.BrightG = (byte)((long)(parent.SourceUser.Id >> 8) & 0xFF);
laser.BrightB = (byte)((long)(parent.SourceUser.Id >> 16) & 0xFF);
var curve = laser.Curve;
while (laser.DrawLength < laser.LaserImage.Length)
{
laser.DrawLength++;
yield return true;
}
while (true)
{
laser.Index++;
if (laser.Curve.Count - laser.Index <= laser.LaserImage.Length)
{
var px = curve[curve.Count - 2].X;
var py = curve[curve.Count - 2].Y;
var lx = curve[curve.Count - 1].X;
var ly = curve[curve.Count - 1].Y;
var ma = Math.Atan2(ly - py, lx - px);
var ta = Math.Atan2(ly - target.Y, lx - target.X);
if (homingFrame > 0)
{
var su = ((ta - ma) + Math.PI * 2) % (Math.PI * 2);
var ca = Math.Min(Math.Abs(ta - ma), homingCurveMax);
if (su <= Math.PI)
{
//右サイド
curve.Add(new Point
{
X = lx + Math.Cos(ma - ca) * homingSpeed,
Y = ly + Math.Sin(ma - ca) * homingSpeed
});
}
else
{
//左サイド
curve.Add(new Point
{
X = lx + Math.Cos(ma + ca) * homingSpeed,
Y = ly + Math.Sin(ma + ca) * homingSpeed
});
}
homingFrame--;
}
else
{
curve.Add(new Point
{
X = lx + Math.Cos(ma) * homingSpeed,
Y = ly + Math.Sin(ma) * homingSpeed
});
}
}
yield return true;
}
}