private void TerseUpdateHandler(Packet packet, Simulator simulator)
{
float x, y, z, w;
uint localid;
LLVector4 CollisionPlane = null;
LLVector3 Position;
LLVector3 Velocity;
LLVector3 Acceleration;
LLQuaternion Rotation;
LLVector3 RotationVelocity;
ImprovedTerseObjectUpdatePacket update = (ImprovedTerseObjectUpdatePacket)packet;
foreach (ImprovedTerseObjectUpdatePacket.ObjectDataBlock block in update.ObjectData)
{
int i = 0;
bool avatar;
localid = (uint)(block.Data[i++] + (block.Data[i++] << 8) +
(block.Data[i++] << 16) + (block.Data[i++] << 24));
byte state = block.Data[i++];
avatar = Convert.ToBoolean(block.Data[i++]);
if (avatar)
{
if (OnAvatarMoved == null)
{
return;
}
CollisionPlane = new LLVector4(block.Data, i);
i += 16;
}
else
{
if (OnPrimMoved == null)
{
return;
}
}
// Position
Position = new LLVector3(block.Data, i);
i += 12;
// Velocity
x = Dequantize(block.Data, i, -128.0F, 128.0F);
i += 2;
y = Dequantize(block.Data, i, -128.0F, 128.0F);
i += 2;
z = Dequantize(block.Data, i, -128.0F, 128.0F);
i += 2;
Velocity = new LLVector3(x, y, z);
// Acceleration
x = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
y = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
z = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
Acceleration = new LLVector3(x, y, z);
// Rotation
x = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
y = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
z = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
w = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
Rotation = new LLQuaternion(x, y, z, w);
// Rotation velocity
x = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
y = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
z = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
RotationVelocity = new LLVector3(x, y, z);
if (avatar)
{
if (localid == Client.Self.LocalID)
{
Client.Self.Position = Position;
Client.Self.Rotation = Rotation;
}
AvatarUpdate avupdate = new AvatarUpdate();
avupdate.LocalID = localid;
avupdate.State = state;
avupdate.Position = Position;
avupdate.CollisionPlane = CollisionPlane;
avupdate.Velocity = Velocity;
avupdate.Acceleration = Acceleration;
avupdate.Rotation = Rotation;
avupdate.RotationVelocity = RotationVelocity;
if (OnAvatarMoved != null)
{
OnAvatarMoved(simulator, avupdate, update.RegionData.RegionHandle, update.RegionData.TimeDilation);
}
}
else
{
// TODO: Is there an easy way to distinguish prims from trees in this packet,
// or would the client have to do it's own lookup to determine whether it's a
// prim or a tree? If the latter, we should rename this update to something
// less prim specific
PrimUpdate primupdate = new PrimUpdate();
primupdate.LocalID = localid;
primupdate.State = state;
primupdate.Position = Position;
primupdate.Velocity = Velocity;
primupdate.Acceleration = Acceleration;
primupdate.Rotation = Rotation;
primupdate.RotationVelocity = RotationVelocity;
if (OnPrimMoved != null)
{
OnPrimMoved(simulator, primupdate, update.RegionData.RegionHandle, update.RegionData.TimeDilation);
}
}
}
}
private void TerseUpdateHandler(Packet packet, Simulator simulator)
{
float x, y, z, w;
uint localid;
LLVector4 CollisionPlane = LLVector4.Zero;
LLVector3 Position;
LLVector3 Velocity;
LLVector3 Acceleration;
LLQuaternion Rotation;
LLVector3 RotationVelocity;
ImprovedTerseObjectUpdatePacket update = (ImprovedTerseObjectUpdatePacket)packet;
foreach (ImprovedTerseObjectUpdatePacket.ObjectDataBlock block in update.ObjectData)
{
int i = 0;
bool avatar;
localid = (uint)(block.Data[i++] + (block.Data[i++] << 8) +
(block.Data[i++] << 16) + (block.Data[i++] << 24));
byte state = block.Data[i++];
avatar = Convert.ToBoolean(block.Data[i++]);
if (avatar)
{
if (OnAvatarMoved == null) return;
CollisionPlane = new LLVector4(block.Data, i);
i += 16;
}
else
{
if (OnPrimMoved == null) return;
}
// Position
Position = new LLVector3(block.Data, i);
i += 12;
// Velocity
x = Dequantize(block.Data, i, -128.0F, 128.0F);
i += 2;
y = Dequantize(block.Data, i, -128.0F, 128.0F);
i += 2;
z = Dequantize(block.Data, i, -128.0F, 128.0F);
i += 2;
Velocity = new LLVector3(x, y, z);
// Acceleration
x = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
y = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
z = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
Acceleration = new LLVector3(x, y, z);
// Rotation
x = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
y = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
z = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
w = Dequantize(block.Data, i, -1.0F, 1.0F);
i += 2;
Rotation = new LLQuaternion(x, y, z, w);
// Rotation velocity
x = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
y = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
z = Dequantize(block.Data, i, -64.0F, 64.0F);
i += 2;
RotationVelocity = new LLVector3(x, y, z);
if (avatar)
{
if (localid == Client.Self.LocalID)
{
Client.Self.Position = Position;
Client.Self.Rotation = Rotation;
}
AvatarUpdate avupdate = new AvatarUpdate();
avupdate.LocalID = localid;
avupdate.State = state;
avupdate.Position = Position;
avupdate.CollisionPlane = CollisionPlane;
avupdate.Velocity = Velocity;
avupdate.Acceleration = Acceleration;
avupdate.Rotation = Rotation;
avupdate.RotationVelocity = RotationVelocity;
avupdate.Textures = new TextureEntry(block.TextureEntry, 4, block.TextureEntry.Length - 4);
if (OnAvatarMoved != null)
{
OnAvatarMoved(simulator, avupdate, update.RegionData.RegionHandle, update.RegionData.TimeDilation);
}
}
else
{
// TODO: Is there an easy way to distinguish prims from trees in this packet,
// or would the client have to do it's own lookup to determine whether it's a
// prim or a tree? If the latter, we should rename this update to something
// less prim specific
PrimUpdate primupdate = new PrimUpdate();
primupdate.LocalID = localid;
primupdate.State = state;
primupdate.Position = Position;
primupdate.Velocity = Velocity;
primupdate.Acceleration = Acceleration;
primupdate.Rotation = Rotation;
primupdate.RotationVelocity = RotationVelocity;
primupdate.Textures = new TextureEntry(block.TextureEntry, 4, block.TextureEntry.Length - 4);
if (OnPrimMoved != null)
{
OnPrimMoved(simulator, primupdate, update.RegionData.RegionHandle, update.RegionData.TimeDilation);
}
}
}
}
private void Objects_OnAvatarMoved(Simulator simulator, AvatarUpdate avatar, ulong regionHandle, ushort timeDilation)
{
lock (AvatarList)
{
if (AvatarList.ContainsKey(avatar.LocalID))
{
AvatarList[avatar.LocalID].Position = avatar.Position;
AvatarList[avatar.LocalID].Rotation = avatar.Rotation;
}
}
}
