private void Initialize()
{
allBodies = FindObjectsOfType <AstronomicalObject>();
allDebugBodies = new DebugBody[allBodies.Length];
for (uint i = 0; i < allBodies.Length; ++i)
{
allDebugBodies[i] = new DebugBody(allBodies[i]);
}
}
public void UpdateDebugBodyVelocity(DebugBody body, DebugBody other)
{
if (body == other)
{
return;
}
// calculating the force to get the current velocity of the body.
// G(m1m2/r2)
Vector3 distance = other.position - body.position;
Vector3 acceleration = Universe.GravitationalConstant * distance.normalized * other.mass / distance.sqrMagnitude;
body.velocity += acceleration * timeSpeed;
}
public void UpdateDebugBodyPosition(DebugBody body, Vector3[] currentOrbitPositions, uint iteration)
{
Vector3 previousPosition = body.position;
Vector3 newPosition = body.position + body.velocity * timeSpeed;
body.position = newPosition;
// When drawing debug lines we can compare
// orbits from all objects or relative to only one body.
if (relativeBody && relativeBody != body.reference)
{
newPosition -= allDebugBodies[relativeBodyIndex].position - relativeBodyInitialPosition;
}
else if (relativeBody == body.reference)
{
newPosition = relativeBodyInitialPosition;
}
// updating the next point to draw.
currentOrbitPositions[iteration] = newPosition;
}
