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-rw-r--r--src/Entities/Entity.cpp115
1 files changed, 49 insertions, 66 deletions
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
index 7d9039479..86aee4c6f 100644
--- a/src/Entities/Entity.cpp
+++ b/src/Entities/Entity.cpp
@@ -330,7 +330,7 @@ void cEntity::DoTakeDamage(TakeDamageInfo & a_TDI)
AddSpeed(a_TDI.Knockback * 2);
}
- m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_HURT);
+ m_World->BroadcastEntityStatus(*this, esGenericHurt);
if (m_Health <= 0)
{
@@ -479,7 +479,7 @@ void cEntity::KilledBy(cEntity * a_Killer)
GetDrops(Drops, a_Killer);
m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY(), GetPosZ());
- m_World->BroadcastEntityStatus(*this, ENTITY_STATUS_DEAD);
+ m_World->BroadcastEntityStatus(*this, esGenericDead);
}
@@ -519,37 +519,36 @@ void cEntity::Tick(float a_Dt, cChunk & a_Chunk)
}
else
{
- if (a_Chunk.IsValid())
+ if (!a_Chunk.IsValid())
{
- cChunk * NextChunk = a_Chunk.GetNeighborChunk(POSX_TOINT, POSZ_TOINT);
+ return;
+ }
- if ((NextChunk == NULL) || !NextChunk->IsValid())
- {
- return;
- }
+ // Position changed -> super::Tick() called
+ GET_AND_VERIFY_CURRENT_CHUNK(NextChunk, POSX_TOINT, POSZ_TOINT)
- TickBurning(*NextChunk);
+ TickBurning(*NextChunk);
- if (GetPosY() < VOID_BOUNDARY)
- {
- TickInVoid(*NextChunk);
- }
- else
- {
- m_TicksSinceLastVoidDamage = 0;
- }
-
- if (IsMob() || IsPlayer())
- {
- // Set swimming state
- SetSwimState(*NextChunk);
+ if (GetPosY() < VOID_BOUNDARY)
+ {
+ TickInVoid(*NextChunk);
+ }
+ else
+ {
+ m_TicksSinceLastVoidDamage = 0;
+ }
- // Handle drowning
- HandleAir();
- }
+ if (IsMob() || IsPlayer())
+ {
+ // Set swimming state
+ SetSwimState(*NextChunk);
- HandlePhysics(a_Dt, *NextChunk);
+ // Handle drowning
+ HandleAir();
}
+
+ // None of the above functions change position, we remain in the chunk of NextChunk
+ HandlePhysics(a_Dt, *NextChunk);
}
}
@@ -559,34 +558,30 @@ void cEntity::Tick(float a_Dt, cChunk & a_Chunk)
void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
{
+ int BlockX = POSX_TOINT;
+ int BlockY = POSY_TOINT;
+ int BlockZ = POSZ_TOINT;
+
+ // Position changed -> super::HandlePhysics() called
+ GET_AND_VERIFY_CURRENT_CHUNK(NextChunk, BlockX, BlockZ)
+
// TODO Add collision detection with entities.
a_Dt /= 1000; // Convert from msec to sec
- Vector3d NextPos = Vector3d(GetPosX(),GetPosY(),GetPosZ());
- Vector3d NextSpeed = Vector3d(GetSpeedX(),GetSpeedY(),GetSpeedZ());
- int BlockX = (int) floor(NextPos.x);
- int BlockY = (int) floor(NextPos.y);
- int BlockZ = (int) floor(NextPos.z);
+ Vector3d NextPos = Vector3d(GetPosX(), GetPosY(), GetPosZ());
+ Vector3d NextSpeed = Vector3d(GetSpeedX(), GetSpeedY(), GetSpeedZ());
if ((BlockY >= cChunkDef::Height) || (BlockY < 0))
{
- // Outside of the world
-
- cChunk * NextChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ);
- // See if we can commit our changes. If not, we will discard them.
- if (NextChunk != NULL)
- {
- SetSpeed(NextSpeed);
- NextPos += (NextSpeed * a_Dt);
- SetPosition(NextPos);
- }
-
+ // Outside of the world
+ AddSpeedY(m_Gravity * a_Dt);
+ AddPosition(GetSpeed() * a_Dt);
return;
}
- int RelBlockX = BlockX - (a_Chunk.GetPosX() * cChunkDef::Width);
- int RelBlockZ = BlockZ - (a_Chunk.GetPosZ() * cChunkDef::Width);
- BLOCKTYPE BlockIn = a_Chunk.GetBlock( RelBlockX, BlockY, RelBlockZ );
- BLOCKTYPE BlockBelow = (BlockY > 0) ? a_Chunk.GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR;
+ int RelBlockX = BlockX - (NextChunk->GetPosX() * cChunkDef::Width);
+ int RelBlockZ = BlockZ - (NextChunk->GetPosZ() * cChunkDef::Width);
+ BLOCKTYPE BlockIn = NextChunk->GetBlock( RelBlockX, BlockY, RelBlockZ );
+ BLOCKTYPE BlockBelow = (BlockY > 0) ? NextChunk->GetBlock(RelBlockX, BlockY - 1, RelBlockZ) : E_BLOCK_AIR;
if (!cBlockInfo::IsSolid(BlockIn)) // Making sure we are not inside a solid block
{
if (m_bOnGround) // check if it's still on the ground
@@ -616,7 +611,7 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
bool IsNoAirSurrounding = true;
for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++)
{
- if (!a_Chunk.UnboundedRelGetBlockType(RelBlockX + gCrossCoords[i].x, BlockY, RelBlockZ + gCrossCoords[i].z, GotBlock))
+ if (!NextChunk->UnboundedRelGetBlockType(RelBlockX + gCrossCoords[i].x, BlockY, RelBlockZ + gCrossCoords[i].z, GotBlock))
{
// The pickup is too close to an unloaded chunk, bail out of any physics handling
return;
@@ -764,20 +759,8 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
}
}
- BlockX = (int) floor(NextPos.x);
- BlockZ = (int) floor(NextPos.z);
-
- cChunk * NextChunk = a_Chunk.GetNeighborChunk(BlockX, BlockZ);
- // See if we can commit our changes. If not, we will discard them.
- if (NextChunk != NULL)
- {
- if (NextPos.x != GetPosX()) SetPosX(NextPos.x);
- if (NextPos.y != GetPosY()) SetPosY(NextPos.y);
- if (NextPos.z != GetPosZ()) SetPosZ(NextPos.z);
- if (NextSpeed.x != GetSpeedX()) SetSpeedX(NextSpeed.x);
- if (NextSpeed.y != GetSpeedY()) SetSpeedY(NextSpeed.y);
- if (NextSpeed.z != GetSpeedZ()) SetSpeedZ(NextSpeed.z);
- }
+ SetPosition(NextPos);
+ SetSpeed(NextSpeed);
}
@@ -981,13 +964,13 @@ void cEntity::HandleAir(void)
}
else
{
- m_AirTickTimer -= 1;
+ m_AirTickTimer--;
}
}
else
{
// Reduce air supply
- m_AirLevel -= 1;
+ m_AirLevel--;
}
}
else
@@ -1099,15 +1082,15 @@ void cEntity::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ)
void cEntity::BroadcastMovementUpdate(const cClientHandle * a_Exclude)
{
- //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))
+ // Send velocity packet every two ticks if: speed is not negligible or speed was set (as indicated by the DirtySpeed flag)
+ if (((m_Speed.SqrLength() > 0.0004f) || m_bDirtySpeed) && ((m_World->GetWorldAge() - m_TimeLastSpeedPacket) >= 2))
{
m_World->BroadcastEntityVelocity(*this,a_Exclude);
m_bDirtySpeed = false;
m_TimeLastSpeedPacket = m_World->GetWorldAge();
}
- //Have to process position related packets this every two ticks
+ // 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));