public static b2Contact Create(b2Fixture fixtureA, int indexA, b2Fixture fixtureB, int indexB)
{
b2ShapeType type1 = fixtureA.ShapeType;
b2ShapeType type2 = fixtureB.ShapeType;
Debug.Assert(0 <= type1 && type1 < b2ShapeType.e_typeCount);
Debug.Assert(0 <= type2 && type2 < b2ShapeType.e_typeCount);
var contact = Create();
//Type createFcn = s_registers[(int)type1, (int)type2].contactType;
contact._type = s_registers[(int)type1, (int)type2].contactType;
//if (createFcn != null)
{
if (s_registers[(int)type1, (int)type2].isPrimary)
{
//return ((b2Contact)Activator.CreateInstance(createFcn, new object[] { fixtureA, indexA, fixtureB, indexB }));
contact.Init(fixtureA, indexA, fixtureB, indexB);
}
else
{
//return ((b2Contact)Activator.CreateInstance(createFcn, new object[] { fixtureB, indexB, fixtureA, indexA }));
contact.Init(fixtureB, indexB, fixtureA, indexA);
}
}
return(contact);
}
private static void AddType(ContactType createType,
b2ShapeType type1, b2ShapeType type2)
{
Debug.Assert(0 <= type1 && type1 < b2ShapeType.e_typeCount);
Debug.Assert(0 <= type2 && type2 < b2ShapeType.e_typeCount);
s_registers[(int)type1, (int)type2].contactType = createType;
s_registers[(int)type1, (int)type2].isPrimary = true;
if (type1 != type2)
{
s_registers[(int)type2, (int)type1].contactType = createType;
s_registers[(int)type2, (int)type1].isPrimary = false;
}
}
public b2Shape(b2Shape copy)
{
m_type = copy.m_type;
m_radius = copy.m_radius;
}
private static void AddType(Type createType,
b2ShapeType type1, b2ShapeType type2)
{
Debug.Assert(0 <= type1 && type1 < b2ShapeType.e_typeCount);
Debug.Assert(0 <= type2 && type2 < b2ShapeType.e_typeCount);
s_registers[(int)type1, (int)type2].contactType = createType;
s_registers[(int)type1, (int)type2].isPrimary = true;
if (type1 != type2)
{
s_registers[(int)type2, (int)type1].contactType = createType;
s_registers[(int)type2, (int)type1].isPrimary = false;
}
}
public b2Shape(b2Shape copy)
{
ShapeType = copy.ShapeType;
Radius = copy.Radius;
}
public b2Shape(b2Shape copy)
{
ShapeType = copy.ShapeType;
Radius = copy.Radius;
}