From eb0687f5af127ad6195b95965ce31346f2bc0a24 Mon Sep 17 00:00:00 2001 From: Robert Adams Date: Wed, 8 May 2013 06:02:12 -0700 Subject: vh: update BulletSim (OpenSim/Region/Physics/BulletSPlugin and DLL/SO) to ac6dcd35fb77f118fc6c3d72cb029591306c7e99 (Mon May 6 21:10:02 2013 -0400) on top of 0.7.5-postfixes. --- OpenSim/Region/Physics/BulletSPlugin/BSActors.cs | 160 +++++++++++++++++++++++ 1 file changed, 160 insertions(+) create mode 100755 OpenSim/Region/Physics/BulletSPlugin/BSActors.cs (limited to 'OpenSim/Region/Physics/BulletSPlugin/BSActors.cs') diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSActors.cs b/OpenSim/Region/Physics/BulletSPlugin/BSActors.cs new file mode 100755 index 0000000..fff63e4 --- /dev/null +++ b/OpenSim/Region/Physics/BulletSPlugin/BSActors.cs @@ -0,0 +1,160 @@ +/* + * Copyright (c) Contributors, http://opensimulator.org/ + * See CONTRIBUTORS.TXT for a full list of copyright holders. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyrightD + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the OpenSimulator Project nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +using System; +using System.Collections.Generic; +using System.Text; + +namespace OpenSim.Region.Physics.BulletSPlugin +{ +public class BSActorCollection +{ + private BSScene m_physicsScene { get; set; } + private Dictionary m_actors; + + public BSActorCollection(BSScene physicsScene) + { + m_physicsScene = physicsScene; + m_actors = new Dictionary(); + } + public void Add(string name, BSActor actor) + { + lock (m_actors) + { + if (!m_actors.ContainsKey(name)) + { + m_actors[name] = actor; + } + } + } + public bool RemoveAndRelease(string name) + { + bool ret = false; + lock (m_actors) + { + if (m_actors.ContainsKey(name)) + { + BSActor beingRemoved = m_actors[name]; + m_actors.Remove(name); + beingRemoved.Dispose(); + ret = true; + } + } + return ret; + } + public void Clear() + { + lock (m_actors) + { + Release(); + m_actors.Clear(); + } + } + public void Dispose() + { + Clear(); + } + public bool HasActor(string name) + { + return m_actors.ContainsKey(name); + } + public bool TryGetActor(string actorName, out BSActor theActor) + { + return m_actors.TryGetValue(actorName, out theActor); + } + public void ForEachActor(Action act) + { + lock (m_actors) + { + foreach (KeyValuePair kvp in m_actors) + act(kvp.Value); + } + } + + public void Enable(bool enabl) + { + ForEachActor(a => a.SetEnabled(enabl)); + } + public void Release() + { + ForEachActor(a => a.Dispose()); + } + public void Refresh() + { + ForEachActor(a => a.Refresh()); + } + public void RemoveDependencies() + { + ForEachActor(a => a.RemoveDependencies()); + } +} + +// ============================================================================= +/// +/// Each physical object can have 'actors' who are pushing the object around. +/// This can be used for hover, locking axis, making vehicles, etc. +/// Each physical object can have multiple actors acting on it. +/// +/// An actor usually registers itself with physics scene events (pre-step action) +/// and modifies the parameters on the host physical object. +/// +public abstract class BSActor +{ + protected BSScene m_physicsScene { get; private set; } + protected BSPhysObject m_controllingPrim { get; private set; } + public virtual bool Enabled { get; set; } + public string ActorName { get; private set; } + + public BSActor(BSScene physicsScene, BSPhysObject pObj, string actorName) + { + m_physicsScene = physicsScene; + m_controllingPrim = pObj; + ActorName = actorName; + Enabled = true; + } + + // Return 'true' if activily updating the prim + public virtual bool isActive + { + get { return Enabled; } + } + + // Turn the actor on an off. Only used by ActorCollection to set all enabled/disabled. + // Anyone else should assign true/false to 'Enabled'. + public void SetEnabled(bool setEnabled) + { + Enabled = setEnabled; + } + // Release any connections and resources used by the actor. + public abstract void Dispose(); + // Called when physical parameters (properties set in Bullet) need to be re-applied. + public abstract void Refresh(); + // The object's physical representation is being rebuilt so pick up any physical dependencies (constraints, ...). + // Register a prestep action to restore physical requirements before the next simulation step. + public abstract void RemoveDependencies(); + +} +} -- cgit v1.1