protected override void Shoot0()
{
TargetAble target = targets[0];
Vector3 point = target.GetPosition();
turret.LookAt(point);
laserBeam.localRotation = turret.localRotation;
float d = Vector3.Distance(turret.position, point);
laserBeamScale.z = d;
laserBeam.localScale = laserBeamScale;
laserBeam.localPosition =
turret.localPosition + 0.5f * d * laserBeam.forward;
}
public void Launch()
{
TargetAble target = targets[0];
Vector3 launchPoint = mortar.position;
Vector3 targetPoint = target.GetPosition();
targetPoint.y = 0f;
Vector2 dir;
dir.x = targetPoint.x - launchPoint.x;
dir.y = targetPoint.z - launchPoint.z;
float x = dir.magnitude;
float y = -launchPoint.y;
dir /= x;
float g = 9.81f;
float s = launchSpeed;
float s2 = s * s;
float r = s2 * s2 - g * (g * x * x + 2f * y * s2);
Debug.Assert(r >= 0f, "Launch velocity insufficient for range!");
float tanTheta = (s2 + Mathf.Sqrt(r)) / (g * x);
float cosTheta = Mathf.Cos(Mathf.Atan(tanTheta));
float sinTheta = cosTheta * tanTheta;
mortar.localRotation =
Quaternion.LookRotation(new Vector3(dir.x, tanTheta, dir.y));
Game.SpawnShell().Initialize(
launchPoint, targetPoint,
new Vector3(s * cosTheta * dir.x, s * sinTheta, s * cosTheta * dir.y),
shellBlastRadius, shellDamage
);
}