/* * 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 copyright * 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 OpenSim 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 Axiom.Math; using OpenSim.Framework; namespace OpenSim.Region.Physics.Manager { public delegate void PositionUpdate(PhysicsVector position); public delegate void VelocityUpdate(PhysicsVector velocity); public delegate void OrientationUpdate(Quaternion orientation); public enum ActorTypes : int { Unknown = 0, Agent = 1, Prim = 2, Ground = 3 } public class CollisionEventUpdate : EventArgs { // Raising the event on the object, so don't need to provide location.. further up the tree knows that info. public int m_colliderType; public int m_GenericStartEnd; //public uint m_LocalID; public Dictionary<uint,float> m_objCollisionList = new Dictionary<uint,float>(); public CollisionEventUpdate(uint localID, int colliderType, int GenericStartEnd, Dictionary<uint, float> objCollisionList) { m_colliderType = colliderType; m_GenericStartEnd = GenericStartEnd; m_objCollisionList = objCollisionList; } public CollisionEventUpdate() { m_colliderType = (int) ActorTypes.Unknown; m_GenericStartEnd = 1; // m_objCollisionList = null; m_objCollisionList = new Dictionary<uint, float>(); } public int collidertype { get { return m_colliderType; } set { m_colliderType = value; } } public int GenericStartEnd { get { return m_GenericStartEnd; } set { m_GenericStartEnd = value; } } public void addCollider(uint localID, float depth) { if (!m_objCollisionList.ContainsKey(localID)) { m_objCollisionList.Add(localID, depth); } else { if (m_objCollisionList[localID] < depth) m_objCollisionList[localID] = depth; } } } public abstract class PhysicsActor { public delegate void RequestTerseUpdate(); public delegate void CollisionUpdate(EventArgs e); public delegate void OutOfBounds(PhysicsVector pos); // disable warning: public events #pragma warning disable 67 public event PositionUpdate OnPositionUpdate; public event VelocityUpdate OnVelocityUpdate; public event OrientationUpdate OnOrientationUpdate; public event RequestTerseUpdate OnRequestTerseUpdate; public event CollisionUpdate OnCollisionUpdate; public event OutOfBounds OnOutOfBounds; #pragma warning restore 67 public static PhysicsActor Null { get { return new NullPhysicsActor(); } } public abstract bool Stopped { get; } public abstract PhysicsVector Size { get; set; } public abstract PrimitiveBaseShape Shape { set; } public abstract uint LocalID { set; } public abstract bool Grabbed { set; } public abstract bool Selected { set; } public abstract void CrossingFailure(); public abstract void link(PhysicsActor obj); public abstract void delink(); public abstract void LockAngularMotion(PhysicsVector axis); public virtual void RequestPhysicsterseUpdate() { // Make a temporary copy of the event to avoid possibility of // a race condition if the last subscriber unsubscribes // immediately after the null check and before the event is raised. RequestTerseUpdate handler = OnRequestTerseUpdate; if (handler != null) { handler(); } } public virtual void RaiseOutOfBounds(PhysicsVector pos) { // Make a temporary copy of the event to avoid possibility of // a race condition if the last subscriber unsubscribes // immediately after the null check and before the event is raised. OutOfBounds handler = OnOutOfBounds; if (handler != null) { handler(pos); } } public virtual void SendCollisionUpdate(EventArgs e) { CollisionUpdate handler = OnCollisionUpdate; if (handler != null) { handler(e); } } public abstract PhysicsVector Position { get; set; } public abstract float Mass { get; } public abstract PhysicsVector Force { get; } public abstract PhysicsVector GeometricCenter { get; } public abstract PhysicsVector CenterOfMass { get; } public abstract PhysicsVector Velocity { get; set; } public abstract float CollisionScore { get; set;} public abstract PhysicsVector Acceleration { get; } public abstract Quaternion Orientation { get; set; } public abstract int PhysicsActorType { get; set; } public abstract bool IsPhysical { get; set; } public abstract bool Flying { get; set; } public abstract bool SetAlwaysRun { get; set; } public abstract bool ThrottleUpdates { get; set; } public abstract bool IsColliding { get; set; } public abstract bool CollidingGround { get; set; } public abstract bool CollidingObj { get; set; } public abstract bool FloatOnWater { set; } public abstract PhysicsVector RotationalVelocity { get; set; } public abstract bool Kinematic { get; set; } public abstract float Buoyancy { get; set; } public abstract PhysicsVector PIDTarget { set;} public abstract bool PIDActive { set;} public abstract float PIDTau { set; } public abstract void AddForce(PhysicsVector force, bool pushforce); public abstract void SetMomentum(PhysicsVector momentum); public abstract void SubscribeEvents(int ms); public abstract void UnSubscribeEvents(); public abstract bool SubscribedEvents(); } public class NullPhysicsActor : PhysicsActor { public override bool Stopped { get{ return false; } } public override PhysicsVector Position { get { return PhysicsVector.Zero; } set { return; } } public override bool SetAlwaysRun { get { return false; } set { return; } } public override uint LocalID { set { return; } } public override bool Grabbed { set { return; } } public override bool Selected { set { return; } } public override float Buoyancy { get { return 0f; } set { return; } } public override bool FloatOnWater { set { return; } } public override bool CollidingGround { get { return false; } set { return; } } public override bool CollidingObj { get { return false; } set { return; } } public override PhysicsVector Size { get { return PhysicsVector.Zero; } set { return; } } public override float Mass { get { return 0f; } } public override PhysicsVector Force { get { return PhysicsVector.Zero; } } public override PhysicsVector CenterOfMass { get { return PhysicsVector.Zero; } } public override PhysicsVector GeometricCenter { get { return PhysicsVector.Zero; } } public override PrimitiveBaseShape Shape { set { return; } } public override PhysicsVector Velocity { get { return PhysicsVector.Zero; } set { return; } } public override float CollisionScore { get { return 0f; } set { } } public override void CrossingFailure() { } public override Quaternion Orientation { get { return Quaternion.Identity; } set { } } public override PhysicsVector Acceleration { get { return PhysicsVector.Zero; } } public override bool IsPhysical { get { return false; } set { return; } } public override bool Flying { get { return false; } set { return; } } public override bool ThrottleUpdates { get { return false; } set { return; } } public override bool IsColliding { get { return false; } set { return; } } public override int PhysicsActorType { get { return (int) ActorTypes.Unknown; } set { return; } } public override bool Kinematic { get { return true; } set { return; } } public override void link(PhysicsActor obj) { } public override void delink() { } public override void LockAngularMotion(PhysicsVector axis) { } public override void AddForce(PhysicsVector force, bool pushforce) { } public override PhysicsVector RotationalVelocity { get { return PhysicsVector.Zero; } set { return; } } public override PhysicsVector PIDTarget { set { return; } } public override bool PIDActive { set { return; } } public override float PIDTau { set { return; } } public override void SetMomentum(PhysicsVector momentum) { } public override void SubscribeEvents(int ms) { } public override void UnSubscribeEvents() { } public override bool SubscribedEvents() { return false; } } }