public static void LaunchCats()
{
InitCats();
GameObject catSun = LaunchCat(scale);
CatOrbiter catSunOrbiter = catSun.AddComponent <CatOrbiter>();
catSunOrbiter.Init(null, 0);
int cats = UnityEngine.Random.Range(6, 10);
for (int i = 0; i < cats; i++)
{
GameObject cat = LaunchCat(scale);
CatOrbiter catOrbiter = cat.AddComponent <CatOrbiter>();
catOrbiter.Init(catSunOrbiter, Screen.height * 0.5f);
int moons = UnityEngine.Random.Range(0, 4);
for (int j = 0; j < moons; j++)
{
GameObject catMoon = LaunchCat(scale);
CatOrbiter catMoonOrbiter = catMoon.AddComponent <CatOrbiter>();
catMoonOrbiter.Init(catOrbiter, Screen.height * 0.06f);
}
}
}
public void Init(CatOrbiter parent, float soi)
{
TimingManager.FixedUpdateAdd(TimingManager.TimingStage.Earlyish, DoForces);
orbiters.Add(this);
rb = gameObject.AddComponent <Rigidbody2D>();
rb.isKinematic = true;
if (orbiters.Count == 1)
{
sun = this;
Vector3 spos = new Vector3(Screen.width * 0.5f, Screen.height * 0.5f, -1);
transform.position = KSP.UI.UIMainCamera.Camera.ScreenToWorldPoint(spos);
Mass = 2E17;
pos.x = transform.position.x;
pos.y = transform.position.y;
}
else
{
Vector2 relativePos = Random.insideUnitCircle;
if (relativePos.magnitude < 0.2)
{
relativePos = relativePos.normalized * 0.3f;
}
Vector3 spos = UIMainCamera.Camera.WorldToScreenPoint(parent.transform.position) + (Vector3)(relativePos * soi);
spos.z = -1;
transform.position = UIMainCamera.Camera.ScreenToWorldPoint(spos);
pos.x = transform.position.x;
pos.y = transform.position.y;
//int scaleRange = 10;
//
//float factor = (1 + (scaleRange - 1) * Random.value);
//
//scale = parent.scale * factor / scaleRange;
scale = parent.scale * 0.6f;
transform.localScale *= scale;
TrailRenderer trail = gameObject.GetComponent <TrailRenderer>();
trail.colorGradient = new Gradient()
{
alphaKeys = new GradientAlphaKey[3] {
new GradientAlphaKey(1, 0), new GradientAlphaKey(1, 0.7f), new GradientAlphaKey(0, 1)
}
};
trail.startWidth *= scale;
//trail.endWidth *= scale;
trail.widthCurve = new AnimationCurve(new Keyframe(0, trail.startWidth), new Keyframe(0.7f, trail.startWidth), new Keyframe(1, trail.startWidth * 0.9f));
//Mass = factor * 2E16;
Mass = parent.Mass * 0.025;
Vector2d dist = parent.pos - pos;
double circularVel = Math.Sqrt(G * (Mass + parent.Mass) / dist.magnitude);
if (parent == sun)
{
circularVel *= Random.Range(0.9f, 1.1f);
}
Debug.Log("CatOrbiter " + circularVel.ToString("F3") + " " + Mass.ToString("F2") + " " + orbiters[0].Mass.ToString("F2") + " " +
dist.magnitude.ToString("F2"));
Vector3d normal = (Random.value >= 0.3) ? Vector3d.back : Vector3d.forward;
Vector3d vel3d = Vector3d.Cross(dist, normal).normalized *circularVel;
vel.x = parent.vel.x + vel3d.x;
vel.y = parent.vel.y + vel3d.y;
}
rb.MovePosition(new Vector2((float)pos.x, (float)pos.y));
}