/// <summary>
/// Change prim in response to a shape taint.
/// </summary>
private void changeshape()
{
m_taintshape = false;
// Cleanup of old prim geometry and Bodies
if (IsPhysical && Body != IntPtr.Zero)
{
if (childPrim)
{
if (_parent != null)
{
OdePrim parent = (OdePrim)_parent;
parent.ChildDelink(this);
}
}
else
{
disableBody();
}
}
RemoveGeom();
// we don't need to do space calculation because the client sends a position update also.
if (_size.X <= 0) _size.X = 0.01f;
if (_size.Y <= 0) _size.Y = 0.01f;
if (_size.Z <= 0) _size.Z = 0.01f;
// Construction of new prim
IMesh mesh = null;
if (_parent_scene.needsMeshing(_pbs))
{
// Don't need to re-enable body.. it's done in CreateMesh
float meshlod = _parent_scene.meshSculptLOD;
if (IsPhysical)
meshlod = _parent_scene.MeshSculptphysicalLOD;
// createmesh returns null when it doesn't mesh.
mesh = _parent_scene.mesher.CreateMesh(Name, _pbs, _size, meshlod, IsPhysical);
if (mesh == null)
CheckMeshAsset();
else
m_assetFailed = false;
}
CreateGeom(m_targetSpace, mesh);
d.GeomSetPosition(prim_geom, _position.X, _position.Y, _position.Z);
d.Quaternion myrot = new d.Quaternion();
//myrot.W = _orientation.w;
myrot.W = _orientation.W;
myrot.X = _orientation.X;
myrot.Y = _orientation.Y;
myrot.Z = _orientation.Z;
d.GeomSetQuaternion(prim_geom, ref myrot);
//d.GeomBoxSetLengths(prim_geom, _size.X, _size.Y, _size.Z);
if (IsPhysical && Body == IntPtr.Zero)
{
// Re creates body on size.
// EnableBody also does setMass()
enableBody();
if (Body != IntPtr.Zero)
{
d.BodyEnable(Body);
}
}
changeSelectedStatus();
if (childPrim)
{
if (_parent is OdePrim)
{
OdePrim parent = (OdePrim)_parent;
parent.ChildSetGeom(this);
}
}
resetCollisionAccounting();
// m_taintshape = false;
}
/// <summary>
/// Make a prim subject to physics.
/// </summary>
private void enableBody()
{
// Don't enable this body if we're a child prim
// this should be taken care of in the parent function not here
if (!childPrim)
{
// Sets the geom to a body
Body = d.BodyCreate(_parent_scene.world);
setMass();
d.BodySetPosition(Body, _position.X, _position.Y, _position.Z);
d.Quaternion myrot = new d.Quaternion();
myrot.X = _orientation.X;
myrot.Y = _orientation.Y;
myrot.Z = _orientation.Z;
myrot.W = _orientation.W;
d.BodySetQuaternion(Body, ref myrot);
d.GeomSetBody(prim_geom, Body);
if (m_assetFailed)
{
d.GeomSetCategoryBits(prim_geom, 0);
d.GeomSetCollideBits(prim_geom, (uint)BadMeshAssetCollideBits);
}
else
{
m_collisionCategories |= CollisionCategories.Body;
m_collisionFlags |= (CollisionCategories.Land | CollisionCategories.Wind);
}
d.GeomSetCategoryBits(prim_geom, (uint)m_collisionCategories);
d.GeomSetCollideBits(prim_geom, (uint)m_collisionFlags);
d.BodySetAutoDisableFlag(Body, true);
d.BodySetAutoDisableSteps(Body, body_autodisable_frames);
// disconnect from world gravity so we can apply buoyancy
d.BodySetGravityMode (Body, false);
m_interpenetrationcount = 0;
m_collisionscore = 0;
m_disabled = false;
// The body doesn't already have a finite rotation mode set here
if (m_angularlock != 0 && _parent == null)
{
createAMotor(m_angularlock);
}
if (m_vehicle.Type != Vehicle.TYPE_NONE)
{
m_vehicle.Enable(Body, _parent_scene);
}
_parent_scene.ActivatePrim(this);
}
}
/// <summary>
/// Change prim in response to a size taint.
/// </summary>
private void changesize()
{
#if SPAM
m_log.DebugFormat("[ODE PRIM]: Called changesize");
#endif
if (_size.X <= 0) _size.X = 0.01f;
if (_size.Y <= 0) _size.Y = 0.01f;
if (_size.Z <= 0) _size.Z = 0.01f;
//kill body to rebuild
if (IsPhysical && Body != IntPtr.Zero)
{
if (childPrim)
{
if (_parent != null)
{
OdePrim parent = (OdePrim)_parent;
parent.ChildDelink(this);
}
}
else
{
disableBody();
}
}
if (d.SpaceQuery(m_targetSpace, prim_geom))
{
// _parent_scene.waitForSpaceUnlock(m_targetSpace);
d.SpaceRemove(m_targetSpace, prim_geom);
}
RemoveGeom();
// we don't need to do space calculation because the client sends a position update also.
IMesh mesh = null;
// Construction of new prim
if (_parent_scene.needsMeshing(_pbs))
{
float meshlod = _parent_scene.meshSculptLOD;
if (IsPhysical)
meshlod = _parent_scene.MeshSculptphysicalLOD;
// Don't need to re-enable body.. it's done in SetMesh
if (_parent_scene.needsMeshing(_pbs))
{
mesh = _parent_scene.mesher.CreateMesh(Name, _pbs, _size, meshlod, IsPhysical);
if (mesh == null)
CheckMeshAsset();
else
m_assetFailed = false;
}
}
CreateGeom(m_targetSpace, mesh);
d.GeomSetPosition(prim_geom, _position.X, _position.Y, _position.Z);
d.Quaternion myrot = new d.Quaternion();
myrot.X = _orientation.X;
myrot.Y = _orientation.Y;
myrot.Z = _orientation.Z;
myrot.W = _orientation.W;
d.GeomSetQuaternion(prim_geom, ref myrot);
//d.GeomBoxSetLengths(prim_geom, _size.X, _size.Y, _size.Z);
if (IsPhysical && Body == IntPtr.Zero && !childPrim)
{
// Re creates body on size.
// EnableBody also does setMass()
enableBody();
d.BodyEnable(Body);
}
changeSelectedStatus();
if (childPrim)
{
if (_parent is OdePrim)
{
OdePrim parent = (OdePrim)_parent;
parent.ChildSetGeom(this);
}
}
resetCollisionAccounting();
m_taintsize = _size;
}
private void rotate()
{
d.Quaternion myrot = new d.Quaternion();
myrot.X = _orientation.X;
myrot.Y = _orientation.Y;
myrot.Z = _orientation.Z;
myrot.W = _orientation.W;
if (Body != IntPtr.Zero)
{
// KF: If this is a root prim do BodySet
d.BodySetQuaternion(Body, ref myrot);
if (IsPhysical)
{
// create or remove locks
createAMotor(m_angularlock);
}
}
else
{
// daughter prim, do Geom set
d.GeomSetQuaternion(prim_geom, ref myrot);
}
resetCollisionAccounting();
m_taintrot = _orientation;
}
/// <summary>
/// Add prim in response to an add taint.
/// </summary>
private void changeadd()
{
// m_log.DebugFormat("[ODE PRIM]: Adding prim {0}", Name);
int[] iprimspaceArrItem = _parent_scene.calculateSpaceArrayItemFromPos(_position);
IntPtr targetspace = _parent_scene.calculateSpaceForGeom(_position);
if (targetspace == IntPtr.Zero)
targetspace = _parent_scene.createprimspace(iprimspaceArrItem[0], iprimspaceArrItem[1]);
m_targetSpace = targetspace;
IMesh mesh = null;
if (_parent_scene.needsMeshing(_pbs))
{
// Don't need to re-enable body.. it's done in SetMesh
mesh = _parent_scene.mesher.CreateMesh(Name, _pbs, _size, _parent_scene.meshSculptLOD, IsPhysical);
// createmesh returns null when it's a shape that isn't a cube.
// m_log.Debug(m_localID);
if (mesh == null)
CheckMeshAsset();
else
m_assetFailed = false;
}
#if SPAM
Console.WriteLine("changeadd 1");
#endif
CreateGeom(m_targetSpace, mesh);
d.GeomSetPosition(prim_geom, _position.X, _position.Y, _position.Z);
d.Quaternion myrot = new d.Quaternion();
myrot.X = _orientation.X;
myrot.Y = _orientation.Y;
myrot.Z = _orientation.Z;
myrot.W = _orientation.W;
d.GeomSetQuaternion(prim_geom, ref myrot);
if (IsPhysical && Body == IntPtr.Zero)
enableBody();
changeSelectedStatus();
m_taintadd = false;
}
/// <summary>
/// Add a child prim to this parent prim.
/// </summary>
/// <param name="prim">Child prim</param>
private void AddChildPrim(OdePrim prim)
{
if (LocalID == prim.LocalID)
return;
if (Body == IntPtr.Zero)
{
Body = d.BodyCreate(_parent_scene.world);
setMass();
}
lock (childrenPrim)
{
if (childrenPrim.Contains(prim))
return;
// m_log.DebugFormat(
// "[ODE PRIM]: Linking prim {0} {1} to {2} {3}", prim.Name, prim.LocalID, Name, LocalID);
childrenPrim.Add(prim);
foreach (OdePrim prm in childrenPrim)
{
d.Mass m2;
d.MassSetZero(out m2);
d.MassSetBoxTotal(out m2, prm.CalculateMass(), prm._size.X, prm._size.Y, prm._size.Z);
d.Quaternion quat = new d.Quaternion();
quat.W = prm._orientation.W;
quat.X = prm._orientation.X;
quat.Y = prm._orientation.Y;
quat.Z = prm._orientation.Z;
d.Matrix3 mat = new d.Matrix3();
d.RfromQ(out mat, ref quat);
d.MassRotate(ref m2, ref mat);
d.MassTranslate(ref m2, Position.X - prm.Position.X, Position.Y - prm.Position.Y, Position.Z - prm.Position.Z);
d.MassAdd(ref pMass, ref m2);
}
foreach (OdePrim prm in childrenPrim)
{
prm.m_collisionCategories |= CollisionCategories.Body;
prm.m_collisionFlags |= (CollisionCategories.Land | CollisionCategories.Wind);
//Console.WriteLine(" GeomSetCategoryBits 1: " + prm.prim_geom + " - " + (int)prm.m_collisionCategories + " for " + Name);
if (prm.m_assetFailed)
{
d.GeomSetCategoryBits(prm.prim_geom, 0);
d.GeomSetCollideBits(prm.prim_geom, (uint)prm.BadMeshAssetCollideBits);
}
else
{
d.GeomSetCategoryBits(prm.prim_geom, (uint)prm.m_collisionCategories);
d.GeomSetCollideBits(prm.prim_geom, (uint)prm.m_collisionFlags);
}
d.Quaternion quat = new d.Quaternion();
quat.W = prm._orientation.W;
quat.X = prm._orientation.X;
quat.Y = prm._orientation.Y;
quat.Z = prm._orientation.Z;
d.Matrix3 mat = new d.Matrix3();
d.RfromQ(out mat, ref quat);
if (Body != IntPtr.Zero)
{
d.GeomSetBody(prm.prim_geom, Body);
prm.childPrim = true;
d.GeomSetOffsetWorldPosition(prm.prim_geom, prm.Position.X , prm.Position.Y, prm.Position.Z);
//d.GeomSetOffsetPosition(prim.prim_geom,
// (Position.X - prm.Position.X) - pMass.c.X,
// (Position.Y - prm.Position.Y) - pMass.c.Y,
// (Position.Z - prm.Position.Z) - pMass.c.Z);
d.GeomSetOffsetWorldRotation(prm.prim_geom, ref mat);
//d.GeomSetOffsetRotation(prm.prim_geom, ref mat);
d.MassTranslate(ref pMass, -pMass.c.X, -pMass.c.Y, -pMass.c.Z);
d.BodySetMass(Body, ref pMass);
}
else
{
m_log.DebugFormat("[PHYSICS]: {0} ain't got no boooooooooddy, no body", Name);
}
prm.m_interpenetrationcount = 0;
prm.m_collisionscore = 0;
prm.m_disabled = false;
prm.Body = Body;
_parent_scene.ActivatePrim(prm);
}
m_collisionCategories |= CollisionCategories.Body;
m_collisionFlags |= (CollisionCategories.Land | CollisionCategories.Wind);
if (m_assetFailed)
{
d.GeomSetCategoryBits(prim_geom, 0);
d.GeomSetCollideBits(prim_geom, (uint)BadMeshAssetCollideBits);
}
else
{
//Console.WriteLine("GeomSetCategoryBits 2: " + prim_geom + " - " + (int)m_collisionCategories + " for " + Name);
d.GeomSetCategoryBits(prim_geom, (uint)m_collisionCategories);
//Console.WriteLine(" Post GeomSetCategoryBits 2");
d.GeomSetCollideBits(prim_geom, (uint)m_collisionFlags);
}
d.Quaternion quat2 = new d.Quaternion();
quat2.W = _orientation.W;
quat2.X = _orientation.X;
quat2.Y = _orientation.Y;
quat2.Z = _orientation.Z;
d.Matrix3 mat2 = new d.Matrix3();
d.RfromQ(out mat2, ref quat2);
d.GeomSetBody(prim_geom, Body);
d.GeomSetOffsetWorldPosition(prim_geom, Position.X - pMass.c.X, Position.Y - pMass.c.Y, Position.Z - pMass.c.Z);
//d.GeomSetOffsetPosition(prim.prim_geom,
// (Position.X - prm.Position.X) - pMass.c.X,
// (Position.Y - prm.Position.Y) - pMass.c.Y,
// (Position.Z - prm.Position.Z) - pMass.c.Z);
//d.GeomSetOffsetRotation(prim_geom, ref mat2);
d.MassTranslate(ref pMass, -pMass.c.X, -pMass.c.Y, -pMass.c.Z);
d.BodySetMass(Body, ref pMass);
d.BodySetAutoDisableFlag(Body, true);
d.BodySetAutoDisableSteps(Body, body_autodisable_frames);
m_interpenetrationcount = 0;
m_collisionscore = 0;
m_disabled = false;
// The body doesn't already have a finite rotation mode set here
// or remove
if (_parent == null)
{
createAMotor(m_angularlock);
}
d.BodySetPosition(Body, Position.X, Position.Y, Position.Z);
if (m_vehicle.Type != Vehicle.TYPE_NONE)
m_vehicle.Enable(Body, _parent_scene);
_parent_scene.ActivatePrim(this);
}
}
} //end MoveAngular
internal void LimitRotation(float timestep)
{
d.Quaternion rot = d.BodyGetQuaternion(Body);
Quaternion rotq = new Quaternion(rot.X, rot.Y, rot.Z, rot.W); // rotq = rotation of object
d.Quaternion m_rot = new d.Quaternion();
bool changed = false;
m_rot.X = rotq.X;
m_rot.Y = rotq.Y;
m_rot.Z = rotq.Z;
m_rot.W = rotq.W;
if (m_RollreferenceFrame != Quaternion.Identity)
{
if (rotq.X >= m_RollreferenceFrame.X)
{
m_rot.X = rotq.X - (m_RollreferenceFrame.X / 2);
}
if (rotq.Y >= m_RollreferenceFrame.Y)
{
m_rot.Y = rotq.Y - (m_RollreferenceFrame.Y / 2);
}
if (rotq.X <= -m_RollreferenceFrame.X)
{
m_rot.X = rotq.X + (m_RollreferenceFrame.X / 2);
}
if (rotq.Y <= -m_RollreferenceFrame.Y)
{
m_rot.Y = rotq.Y + (m_RollreferenceFrame.Y / 2);
}
changed = true;
}
if ((m_flags & VehicleFlag.LOCK_ROTATION) != 0)
{
m_rot.X = 0;
m_rot.Y = 0;
changed = true;
}
if (changed)
d.BodySetQuaternion(Body, ref m_rot);
}