CollisionLocker.cs

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 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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using System;
using System.Collections.Generic;

namespace OpenSim.Region.PhysicsModules.SharedBase
{
    public class CollisionLocker
    {
        private List<IntPtr> worldlock = new List<IntPtr>();

        public CollisionLocker()
        {

        }

        public void dlock(IntPtr world)
        {
            lock (worldlock)
            {
                worldlock.Add(world);
            }

        }

        public void dunlock(IntPtr world)
        {
            lock (worldlock)
            {
                worldlock.Remove(world);
            }
        }

        public bool lockquery()
        {
            return (worldlock.Count > 0);
        }

        public void drelease(IntPtr world)
        {
            lock (worldlock)
            {
                if (worldlock.Contains(world))
                    worldlock.Remove(world);
            }
        }
    }
}