OpenSimMirror/addon-modules/BulletSPlugin/BSCharacter.cs

414 lines
14 KiB
C#

/*
* Copyright (c) 2011 Intel Corporation
*
* 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 Intel Corporation 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.Reflection;
using log4net;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Region.Physics.Manager;
namespace OpenSim.Region.Physics.BulletSPlugin
{
public class BSCharacter : PhysicsActor
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private static readonly string LogHeader = "[BULLETS CHAR]";
private BSScene _scene;
private String _avName;
private bool _stopped;
private Vector3 _size;
private Vector3 _scale;
private PrimitiveBaseShape _pbs;
private uint _localID = 0;
private bool _grabbed;
private bool _selected;
private Vector3 _position;
private float _mass = 80f;
public float _density = 60f;
public float CAPSULE_RADIUS = 0.37f;
public float CAPSULE_LENGTH = 2.140599f;
private Vector3 _force;
private Vector3 _velocity;
private Vector3 _torque;
private float _collisionScore;
private Vector3 _acceleration;
private Quaternion _orientation;
private int _physicsActorType;
private bool _isPhysical;
private bool _flying;
private bool _setAlwaysRun;
private bool _throttleUpdates;
private bool _isColliding;
private long _collidingStep;
private bool _collidingGround;
private long _collidingGroundStep;
private bool _collidingObj;
private bool _floatOnWater;
private Vector3 _rotationalVelocity;
private bool _kinematic;
private float _buoyancy;
private int _subscribedEventsMs = 0;
private Vector3 _PIDTarget;
private bool _usePID;
private float _PIDTau;
private bool _useHoverPID;
private float _PIDHoverHeight;
private PIDHoverType _PIDHoverType;
private float _PIDHoverTao;
public BSCharacter(uint localID, String avName, BSScene parent_scene, Vector3 pos, Vector3 size, bool isFlying)
{
_localID = localID;
_avName = avName;
_scene = parent_scene;
_position = pos;
_size = size;
_orientation = Quaternion.Identity;
_velocity = Vector3.Zero;
_scale = new Vector3(1f, 1f, 1f);
float AVvolume = (float) (Math.PI*Math.Pow(CAPSULE_RADIUS, 2)*CAPSULE_LENGTH);
_mass = _density*AVvolume;
ShapeData shapeData = new ShapeData();
shapeData.ID = _localID;
shapeData.Type = ShapeData.PhysicsShapeType.SHAPE_AVATAR;
shapeData.Position = _position;
shapeData.Rotation = _orientation;
shapeData.Velocity = _velocity;
shapeData.Scale = _scale;
shapeData.Mass = _mass;
shapeData.Flying = isFlying ? ShapeData.numericTrue : ShapeData.numericFalse;
shapeData.Dynamic = ShapeData.numericFalse;
BulletSimAPI.CreateObject(parent_scene.WorldID, shapeData);
return;
}
// called when this character is being destroyed and the resources should be released
public void Destroy()
{
_scene.TaintedObject(delegate()
{
BulletSimAPI.DestroyObject(_scene.WorldID, _localID);
});
}
public override void RequestPhysicsterseUpdate()
{
base.RequestPhysicsterseUpdate();
}
public override bool Stopped {
get { return _stopped; }
}
public override Vector3 Size {
get { return _size; }
set { _size = value;
}
}
public override PrimitiveBaseShape Shape {
set { _pbs = value;
}
}
public override uint LocalID {
set { _localID = value;
}
get { return _localID; }
}
public override bool Grabbed {
set { _grabbed = value;
}
}
public override bool Selected {
set { _selected = value;
}
}
public override void CrossingFailure() { return; }
public override void link(PhysicsActor obj) { return; }
public override void delink() { return; }
public override void LockAngularMotion(Vector3 axis) { return; }
public override Vector3 Position {
get {
_position = BulletSimAPI.GetObjectPosition(_scene.WorldID, _localID);
return _position;
}
set {
_position = value;
_scene.TaintedObject(delegate()
{
BulletSimAPI.SetObjectTranslation(_scene.WorldID, _localID, _position, _orientation);
});
}
}
public override float Mass {
get {
return _mass;
}
}
public override Vector3 Force {
get { return _force; }
set {
_force = value;
m_log.DebugFormat("{0}: Force = {1}", LogHeader, _force);
_scene.TaintedObject(delegate()
{
BulletSimAPI.SetObjectForce(_scene.WorldID, _localID, _force);
});
}
}
public override int VehicleType {
get { return 0; }
set { return; }
}
public override void VehicleFloatParam(int param, float value) { }
public override void VehicleVectorParam(int param, Vector3 value) {}
public override void VehicleRotationParam(int param, Quaternion rotation) { }
public override void VehicleFlags(int param, bool remove) { }
// Allows the detection of collisions with inherently non-physical prims. see llVolumeDetect for more
public override void SetVolumeDetect(int param) { return; }
public override Vector3 GeometricCenter { get { return Vector3.Zero; } }
public override Vector3 CenterOfMass { get { return Vector3.Zero; } }
public override Vector3 Velocity {
get { return _velocity; }
set {
_velocity = value;
_scene.TaintedObject(delegate()
{
BulletSimAPI.SetObjectVelocity(_scene.WorldID, _localID, _velocity);
});
}
}
public override Vector3 Torque {
get { return _torque; }
set { _torque = value;
}
}
public override float CollisionScore {
get { return _collisionScore; }
set { _collisionScore = value;
}
}
public override Vector3 Acceleration {
get { return _acceleration; }
}
public override Quaternion Orientation {
get { return _orientation; }
set {
_orientation = value;
_scene.TaintedObject(delegate()
{
_position = BulletSimAPI.GetObjectPosition(_scene.WorldID, _localID);
BulletSimAPI.SetObjectTranslation(_scene.WorldID, _localID, _position, _orientation);
});
}
}
public override int PhysicsActorType {
get { return _physicsActorType; }
set { _physicsActorType = value;
}
}
public override bool IsPhysical {
get { return _isPhysical; }
set { _isPhysical = value;
}
}
public override bool Flying {
get { return _flying; }
set {
_flying = value;
_scene.TaintedObject(delegate()
{
BulletSimAPI.SetObjectFlying(_scene.WorldID, LocalID, _flying);
});
}
}
public override bool
SetAlwaysRun {
get { return _setAlwaysRun; }
set { _setAlwaysRun = value; }
}
public override bool ThrottleUpdates {
get { return _throttleUpdates; }
set { _throttleUpdates = value; }
}
public override bool IsColliding {
get { return (_collidingStep == _scene.SimulationStep); }
set { _isColliding = value; }
}
public override bool CollidingGround {
get { return (_collidingGroundStep == _scene.SimulationStep); }
set { _collidingGround = value; }
}
public override bool CollidingObj {
get { return _collidingObj; }
set { _collidingObj = value; }
}
public override bool FloatOnWater {
set { _floatOnWater = value; }
}
public override Vector3 RotationalVelocity {
get { return _rotationalVelocity; }
set { _rotationalVelocity = value; }
}
public override bool Kinematic {
get { return _kinematic; }
set { _kinematic = value; }
}
public override float Buoyancy {
get { return _buoyancy; }
set { _buoyancy = value; }
}
// Used for MoveTo
public override Vector3 PIDTarget {
set { _PIDTarget = value; }
}
public override bool PIDActive {
set { _usePID = value; }
}
public override float PIDTau {
set { _PIDTau = value; }
}
// Used for llSetHoverHeight and maybe vehicle height
// Hover Height will override MoveTo target's Z
public override bool PIDHoverActive {
set { _useHoverPID = value; }
}
public override float PIDHoverHeight {
set { _PIDHoverHeight = value; }
}
public override PIDHoverType PIDHoverType {
set { _PIDHoverType = value; }
}
public override float PIDHoverTau {
set { _PIDHoverTao = value; }
}
// For RotLookAt
public override Quaternion APIDTarget { set { return; } }
public override bool APIDActive { set { return; } }
public override float APIDStrength { set { return; } }
public override float APIDDamping { set { return; } }
public override void AddForce(Vector3 force, bool pushforce) {
if (force.IsFinite())
{
_force.X += force.X;
_force.Y += force.Y;
_force.Z += force.Z;
}
else
{
m_log.WarnFormat("{0}: Got a NaN force applied to a Character", LogHeader);
}
_scene.TaintedObject(delegate()
{
BulletSimAPI.SetObjectForce(_scene.WorldID, _localID, _force);
});
//m_lastUpdateSent = false;
}
public override void AddAngularForce(Vector3 force, bool pushforce) {
}
public override void SetMomentum(Vector3 momentum) {
}
public override void SubscribeEvents(int ms) {
_subscribedEventsMs = ms;
}
public override void UnSubscribeEvents() {
_subscribedEventsMs = 0;
}
public override bool SubscribedEvents() {
return (_subscribedEventsMs > 0);
}
// The physics engine says that properties have updated. Update same and inform
// the world that things have changed.
public void UpdateProperties(EntityProperties entprop)
{
bool changed = false;
// we assign to the local variables so the normal set action does not happen
if (_position != entprop.Position)
{
_position = entprop.Position;
changed = true;
}
if (_orientation != entprop.Rotation)
{
_orientation = entprop.Rotation;
changed = true;
}
if (_velocity != entprop.Velocity)
{
_velocity = entprop.Velocity;
changed = true;
}
if (_acceleration != entprop.Acceleration)
{
_acceleration = entprop.Acceleration;
changed = true;
}
if (_rotationalVelocity != entprop.AngularVelocity)
{
_rotationalVelocity = entprop.AngularVelocity;
changed = true;
}
if (changed)
{
base.RequestPhysicsterseUpdate();
}
}
public void Collide(uint collidingWith, ActorTypes type, Vector3 contactPoint, Vector3 contactNormal, float pentrationDepth)
{
// m_log.DebugFormat("{0}: Collide: ms={1}, id={2}, with={3}", LogHeader, _subscribedEventsMs, LocalID, collidingWith);
if (_subscribedEventsMs == 0) return; // don't want collisions
// The following says we're colliding this simulation step
_collidingStep = _scene.SimulationStep;
if (collidingWith == BSScene.TERRAIN_ID || collidingWith == BSScene.GROUNDPLANE_ID)
{
_collidingGroundStep = _scene.SimulationStep;
}
Dictionary<uint, ContactPoint> contactPoints = new Dictionary<uint, ContactPoint>();
contactPoints.Add(collidingWith, new ContactPoint(contactPoint, contactNormal, pentrationDepth));
CollisionEventUpdate args = new CollisionEventUpdate(LocalID, (int)type, 1, contactPoints);
base.SendCollisionUpdate(args);
}
}
}