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Fixed bug in entities movement: Corrected proper flooring of double values for the relative move packet, and teleport packet. Also, made the velocity packet to be sent first than the positions packets. 

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1367 0a769ca7-a7f5-676a-18bf-c427514a06d6
This commit is contained in:
keyboard.osh@gmail.com 2013-04-07 06:53:17 +00:00
parent 34f93de4f9
commit 92e782068f
2 changed files with 16 additions and 14 deletions
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26
source/Entity.cpp
View File

@ -276,14 +276,21 @@ void cEntity::Tick(float a_Dt, MTRand & a_TickRandom)
void cEntity::BroadcastMovementUpdate(const cClientHandle * a_Exclude)
{
int DiffX = (int)((GetPosX() - m_LastPosX) * 32.0);
int DiffY = (int)((GetPosY() - m_LastPosY) * 32.0);
int DiffZ = (int)((GetPosZ() - m_LastPosZ) * 32.0);
Int64 DiffTeleportPacket = m_World->GetWorldAge() - m_TimeLastTeleportPacket;
//Have to process this every two ticks
//We need to keep updating the clients when there is movement or if there was a change in speed and after 2 ticks
if( (m_Speed.SqrLength() > 0.0004f || m_bDirtySpeed) && (m_World->GetWorldAge() - m_TimeLastSpeedPacket >= 2))
{
m_World->BroadcastEntVelocity(*this,a_Exclude);
m_bDirtySpeed = false;
m_TimeLastSpeedPacket = m_World->GetWorldAge();
}
//Have to process position related packets this every two ticks
if (m_World->GetWorldAge() % 2 == 0)
{
int DiffX = (int) (floor(GetPosX() * 32.0) - floor(m_LastPosX * 32.0));
int DiffY = (int) (floor(GetPosY() * 32.0) - floor(m_LastPosY * 32.0));
int DiffZ = (int) (floor(GetPosZ() * 32.0) - floor(m_LastPosZ * 32.0));
Int64 DiffTeleportPacket = m_World->GetWorldAge() - m_TimeLastTeleportPacket;
// 4 blocks is max Relative So if the Diff is greater than 127 or. Send an absolute position every 20 seconds
if (DiffTeleportPacket >= 400 ||
((DiffX > 127) || (DiffX < -128) ||
@ -336,13 +343,6 @@ void cEntity::BroadcastMovementUpdate(const cClientHandle * a_Exclude)
m_bDirtyHead = false;
}
}
//We need to keep updating the clients when there is movement or if there was a change in speed and after 2 ticks
if( (m_Speed.SqrLength() > 0.0004f || m_bDirtySpeed) && (m_World->GetWorldAge() - m_TimeLastSpeedPacket >= 2))
{
m_World->BroadcastEntVelocity(*this,a_Exclude);
m_bDirtySpeed = false;
m_TimeLastSpeedPacket = m_World->GetWorldAge();
}
}

4
source/Protocol/Protocol125.cpp
View File

@ -725,7 +725,9 @@ void cProtocol125::SendTeleportEntity(const cEntity & a_Entity)
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_ENT_TELEPORT);
WriteInt (a_Entity.GetUniqueID());
WriteVectorI((Vector3i)(a_Entity.GetPosition() * 32));
WriteInt ((int)(floor(a_Entity.GetPosX() * 32)));
WriteInt ((int)(floor(a_Entity.GetPosY() * 32)));
WriteInt ((int)(floor(a_Entity.GetPosZ() * 32)));
WriteByte ((char)((a_Entity.GetRotation() / 360.f) * 256));
WriteByte ((char)((a_Entity.GetPitch() / 360.f) * 256));
Flush();