/// <summary>
/// Attach a fixture to this shape.
/// </summary>
/// <param name="def">The fixture definition to add.</param>
/// <returns>The created Fixture object.</returns>
public Fixture CreateFixture(FixtureDef def)
{
def.SetShape(def.Shape.Lock());
Fixture fixture;
using (var structPtr = new StructToPtrMarshaller(def.Internal))
fixture = Fixture.FromPtr(NativeMethods.b2body_createfixture(_bodyPtr, structPtr.Pointer));
def.Shape.Unlock();
return(fixture);
}
public Joint CreateJoint(JointDef def)
{
using (var ptr = new StructToPtrMarshaller(def))
return(Joint.FromPtr(NativeMethods.b2world_createjoint(_worldPtr, ptr.Pointer)));
}
public Body CreateBody(BodyDef def)
{
using (var structPtr = new StructToPtrMarshaller(def))
return(Body.FromPtr(NativeMethods.b2world_createbody(_worldPtr, structPtr.Pointer)));
}
internal override void Unlock()
{
_internalstruct.Free();
_internalstruct = null;
}
internal override IntPtr Lock()
{
_internalCircleShape.m_shape = base.InternalShape;
_internalstruct = new StructToPtrMarshaller(_internalCircleShape);
return(_internalstruct.Pointer);
}
