protected override IEnumerable <bool> E_Draw()
{
for (int frame = 0; ; frame++)
{
const double AR = 0.99;
const double ER = 1.01;
if (frame < this.EvacuateFrame)
{
DDUtils.Approach(ref this.X, this.TargetX, AR);
DDUtils.Approach(ref this.Y, this.TargetY, AR);
}
else
{
this.X += this.EvacuateXAdd;
this.Y += this.EvacuateYAdd;
this.EvacuateXAdd *= ER;
this.EvacuateXAdd *= ER;
}
EnemyCommon.Shoot(this, this.ShotType);
yield return(EnemyCommon.FairyDraw(this.Fairy));
}
}
protected override IEnumerable <bool> E_Draw()
{
for (int frame = 0; ; frame++)
{
this.TargetX += this.XAdd;
this.TargetY += this.YAdd;
DDUtils.Approach(ref this.X, this.TargetX, this.ApproachingRate);
DDUtils.Approach(ref this.Y, this.TargetY, this.ApproachingRate);
EnemyCommon.Shoot(this, this.ShotType);
yield return(EnemyCommon.FairyDraw(this.Fairy));
}
}
protected override IEnumerable <bool> E_Draw()
{
for (; ;)
{
double xa;
double ya;
DDUtils.MakeXYSpeed(this.X, this.Y, Game.I.Player.X, Game.I.Player.Y, this.Speed, out xa, out ya);
this.X += xa;
this.Y += ya;
EnemyCommon.Shoot(this, this.ShotType);
yield return(EnemyCommon.FairyDraw(this.Fairy));
}
}
protected override IEnumerable <bool> E_Draw()
{
for (; ;)
{
if (this.TargetY < this.MaxY)
{
this.TargetY += this.Speed;
}
else
{
this.TargetX += this.Speed * this.XDir;
}
DDUtils.Approach(ref this.X, this.TargetX, this.ApproachingRate);
DDUtils.Approach(ref this.Y, this.TargetY, this.ApproachingRate);
EnemyCommon.Shoot(this, this.ShotType);
yield return(EnemyCommon.FairyDraw(this.Fairy));
}
}
