/// <summary>
/// Get the latest contact info from the simulation and parse that infor into easily readable arrays of structs</summary>
public void Update()
{
IntPtr contactinfo = LPAPIContacts.UpdateContactListener(ContactListenerPtr);
//find out how many contacts there were
float[] info = new float[3];
Marshal.Copy(contactinfo, info, 0, 3);
int fixfixnum = (int)info[0];
int fixpartnum = (int)info[1];
int partpartnum = (int)info[2]; //Debug.Log("fixfix "+fixfixnum +" fixpart "+fixpartnum+ " partpart "+partpartnum );
int totalnum = 3 + fixfixnum * ff + fixpartnum * pf + partpartnum * pp;
float[] allinfo = new float[totalnum];
Marshal.Copy(contactinfo, allinfo, 0, totalnum);
//Parse contacts into structsS
FixtureFixtureContacts = new LPContactFixFix[fixfixnum];
for (int i = 0; i < fixfixnum; i++)
{
FixtureFixtureContacts[i] = new LPContactFixFix
{
BodyAIndex = (int)allinfo[3 + (i * ff)]
, BodyBIndex = (int)allinfo[4 + (i * ff)]
, FixtureAIndex = (int)allinfo[5 + (i * ff)]
, FixtureBIndex = (int)allinfo[6 + (i * ff)]
, ManifoldPoint1 = new Vector3(allinfo[7 + (i * ff)], allinfo[8 + (i * ff)])
, ManifoldPoint2 = new Vector3(allinfo[9 + (i * ff)], allinfo[10 + (i * ff)])
, Normal = new Vector3(allinfo[11 + (i * ff)], allinfo[12 + (i * ff)])
, IsTouching = floattoBool(allinfo[12 + (i * ff)])
};
}
int start = 3 + (fixfixnum * ff);
ParticleFixtureContacts = new LPContactPartFix[fixpartnum];
for (int i = 0; i < fixpartnum; i++)
{
ParticleFixtureContacts[i] = new LPContactPartFix
{
ParticleSystemIndex = (int)allinfo[start + (i * pf)]
, ParticleIndex = (int)allinfo[start + (i * pf) + 1]
, BodyIndex = (int)allinfo[start + (i * pf) + 2]
, FixtureIndex = (int)allinfo[start + (i * pf) + 3]
, Normal = new Vector3((int)allinfo[start + (i * pf) + 4], (int)allinfo[start + (i * pf) + 5])
};
}
start = 3 + (fixfixnum * ff) + (fixpartnum * pf);
ParticleParticleContacts = new LPContactPartPart[partpartnum];
for (int i = 0; i < partpartnum; i++)
{
ParticleParticleContacts[i] = new LPContactPartPart
{
ParticleSystemIndex = (int)allinfo[start + (i * pp)]
, ParticleAIndex = (int)allinfo[start + (i * pp) + 1]
, ParticleBIndex = (int)allinfo[start + (i * pp) + 2]
//,Normal = new Vector3((int)allinfo[start+(i*pp)+3],(int)allinfo[start+(i*pp)+4])
};
}
}
/// <summary>
/// Create a contact listener object in the simulation</summary>
public void Initialise(IntPtr worldptr)
{
ContactListenerPtr = LPAPIContacts.SetContactListener(worldptr);
}