public override void Destroy()
{
if (m_supportPhysics != null)
{
m_supportPhysics.OnVelocityChanged -= m_onSupportVelocityChanged;
m_supportPhysics.OnMoved -= m_onSupportMove;
m_supportPhysics = null;
}
base.Destroy();
}
public float GetGroupPriority(int frameCountWithoutSync, MyClientInfo forClient)
{
// Called only on server
if (Entity.Physics == null || Entity.Physics.IsStatic)
{
return(0);
}
if (MyEntityPhysicsStateGroup.ResponsibleForUpdate(Entity, forClient.EndpointId))
{
return(1000);
}
return(0);
}
public void SetSupport(MyEntityPhysicsStateGroup physicsGroup)
{
if (m_supportPhysics != physicsGroup)
{
if (m_supportPhysics != null)
{
m_supportPhysics.OnMoved -= m_onSupportMove;
m_supportPhysics.OnVelocityChanged -= m_onSupportVelocityChanged;
}
m_supportPhysics = physicsGroup;
if (m_supportPhysics != null)
{
m_supportPhysics.OnMoved += m_onSupportMove;
m_supportPhysics.OnVelocityChanged += m_onSupportVelocityChanged;
}
}
}
public override void ClientUpdate(uint timestamp)
{
base.ClientUpdate(timestamp);
if (MySession.Static.ControlledEntity != m_character)
{
if (m_supportTimeStamp != null)
{
m_supportTimeStamp.Clear();
}
return;
}
var physGroup = MyExternalReplicable.FindByObject(m_character).FindStateGroup <MyCharacterPhysicsStateGroup>();
if (physGroup == null)
{
if (m_supportTimeStamp != null)
{
m_supportTimeStamp.Clear();
}
return;
}
m_supportPhysics = physGroup.FindSupportDelegate();
physGroup.SetSupport(m_supportPhysics);
if (m_supportPhysics != null)
{
if (m_supportTimeStamp == null)
{
m_supportTimeStamp = new MyTimestampHelper(null);
}
m_supportTimeStamp.SetEntity(m_supportPhysics.Entity);
m_supportTimeStamp.Update(timestamp);
}
else
{
if (m_supportTimeStamp != null)
{
m_supportTimeStamp.Clear();
}
}
}
static MyEntityPhysicsStateGroup SphereBounds(MyCharacter character, float radius)
{
if (DEBUG_DRAW)
{
VRageRender.MyRenderProxy.DebugDrawSphere(character.PositionComp.GetPosition(), radius, Color.Green, 1, false, false);
}
// Sphere with radius 5m around character
BoundingSphereD sphere = new BoundingSphereD(character.PositionComp.GetPosition(), radius);
var list = MyEntities.GetEntitiesInSphere(ref sphere);
try
{
MyEntityPhysicsStateGroup closest = null;
float distanceSq = float.MaxValue;
foreach (var entity in list)
{
if (!IsValid(entity, false))
{
continue;
}
float distSq = (float)entity.PositionComp.WorldAABB.DistanceSquared(sphere.Center);
if (distSq < distanceSq && distSq < (radius * radius))
{
var phys = FindPhysics(entity);
if (phys != null)
{
closest = phys;
distanceSq = distSq;
}
}
}
return(closest);
}
finally
{
list.Clear();
}
}
void ServerWrite(VRage.Library.Collections.BitStream stream, ulong clientId)
{
bool clientUpdate = m_clientUpdateFlag[clientId];
stream.WriteBool(clientUpdate);
if (clientUpdate)
{
ClientData clientData = m_serverClientData[clientId];
m_clientUpdateFlag[clientId] = false;
stream.WriteUInt32(clientData.TimeStamp);
MyTransformD serverData = new MyTransformD(Entity.WorldMatrix);
//rotation is calculated same way for both
Quaternion serverRotation = serverData.Rotation;
serverRotation.Normalize();
clientData.Transform.Rotation.Normalize();
MyTimeStampValues delta = new MyTimeStampValues();
serverRotation = Quaternion.Inverse(serverRotation);
Quaternion.Multiply(ref clientData.Transform.Rotation, ref serverRotation, out delta.Transform.Rotation);
bool applyRotation = false;
double eps = 0.001;
if (Math.Abs(Quaternion.Dot(clientData.Transform.Rotation, serverData.Rotation)) < 1 - eps)
{
applyRotation = true;
}
bool isValidPosition = true;
bool correctServerPosition = false;
CalculatePositionDifference(clientId, out isValidPosition, out correctServerPosition, out delta.Transform.Position);
bool isValidClientPosition = isValidPosition;
if ((correctServerPosition && isValidPosition) || applyRotation)
{
MatrixD matrix = Entity.WorldMatrix;
MatrixD correctionMatrix = MatrixD.Multiply(matrix.GetOrientation(), delta.Transform.TransformMatrix);
correctionMatrix.Translation += Entity.WorldMatrix.Translation;
if (correctServerPosition)
{
isValidClientPosition = IsPositionValid(new MyTransformD(correctionMatrix));
}
if (isValidClientPosition)
{
Entity.PositionComp.SetWorldMatrix(correctionMatrix, null, true);
MyEntityPhysicsStateGroup support = MySupportHelper.FindPhysics(Entity);
if (support != null && support.MoveHandler != null)
{
support.MoveHandler(ref matrix, ref correctionMatrix);
}
}
else if (applyRotation)
{
correctionMatrix.Translation = Entity.WorldMatrix.Translation;
Entity.PositionComp.SetWorldMatrix(correctionMatrix, null, true);
}
}
stream.WriteBool(!isValidClientPosition);
if (!isValidClientPosition)
{
serverData = new MyTransformD(Entity.WorldMatrix);
stream.Write(serverData.Position);
CustomServerWrite(m_serverClientData[clientId].TimeStamp, clientId, stream);
}
}
stream.Write(Entity.Physics != null ? Entity.Physics.LinearVelocity * MyEntityPhysicsStateGroup.EffectiveSimulationRatio : Vector3.Zero);
stream.Write(Entity.Physics != null ? Entity.Physics.AngularVelocity * MyEntityPhysicsStateGroup.EffectiveSimulationRatio : Vector3.Zero);
}
