Physics-Engine/PhysicsEngine/Physics/Constraints/Constraint.cs

using System.Numerics;

namespace PhysicsEngine
{
    public abstract class Constraint
    {
        public Body BodyA;
        public Body BodyB;
        public Vector2 LocalAnchorA;
        public Vector2 LocalAnchorB;

        public Vector2 GetWorldAnchorA()
        {
            return BodyA.Position + LocalAnchorA;
        }

        public Vector2 GetWorldAnchorB()
        {
            return BodyB.Position + LocalAnchorB;
        }

        public abstract void Solve();
    }
}