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authorMattes D <github@xoft.cz>2014-10-23 22:49:17 +0200
committerMattes D <github@xoft.cz>2014-10-23 22:49:17 +0200
commit4df924cf4b774b68fc7cc6b144e82e47c9fe4444 (patch)
tree454cee2b4b47387ba19e7537de3d5d699be7f9fe /src/ClientHandle.cpp
parentFixed a crash in redstone simulator. (diff)
parentUse 3 priorities. (diff)
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Diffstat (limited to 'src/ClientHandle.cpp')
-rw-r--r--src/ClientHandle.cpp228
1 files changed, 150 insertions, 78 deletions
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp
index a83561838..faee05450 100644
--- a/src/ClientHandle.cpp
+++ b/src/ClientHandle.cpp
@@ -405,53 +405,145 @@ void cClientHandle::Authenticate(const AString & a_Name, const AString & a_UUID,
-void cClientHandle::StreamChunks(void)
+bool cClientHandle::StreamNextChunk(void)
{
if ((m_State < csAuthenticated) || (m_State >= csDestroying))
{
- return;
+ return true;
}
-
ASSERT(m_Player != nullptr);
- int ChunkPosX = FAST_FLOOR_DIV((int)m_Player->GetPosX(), cChunkDef::Width);
- int ChunkPosZ = FAST_FLOOR_DIV((int)m_Player->GetPosZ(), cChunkDef::Width);
- if ((ChunkPosX == m_LastStreamedChunkX) && (ChunkPosZ == m_LastStreamedChunkZ))
+ int ChunkPosX = m_Player->GetChunkX();
+ int ChunkPosZ = m_Player->GetChunkZ();
+ if ((m_LastStreamedChunkX == ChunkPosX) && (m_LastStreamedChunkZ == ChunkPosZ))
{
- // Already streamed for this position
- return;
+ // All chunks are already loaded. Abort loading.
+ return true;
}
+
+ // Get the look vector and normalize it.
+ Vector3d Position = m_Player->GetEyePosition();
+ Vector3d LookVector = m_Player->GetLookVector();
+ LookVector.Normalize();
+
+ // Lock the list
+ cCSLock Lock(m_CSChunkLists);
+
+ // High priority: Load the chunks that are in the view-direction of the player (with a radius of 3)
+ for (int Range = 0; Range < m_ViewDistance; Range++)
+ {
+ Vector3d Vector = Position + LookVector * cChunkDef::Width * Range;
+
+ // Get the chunk from the x/z coords.
+ int RangeX, RangeZ = 0;
+ cChunkDef::BlockToChunk(FloorC(Vector.x), FloorC(Vector.z), RangeX, RangeZ);
+
+ for (size_t X = 0; X < 7; X++)
+ {
+ for (size_t Z = 0; Z < 7; Z++)
+ {
+ int ChunkX = RangeX + ((X >= 4) ? (3 - X) : X);
+ int ChunkZ = RangeZ + ((Z >= 4) ? (3 - Z) : Z);
+ cChunkCoords Coords(ChunkX, ChunkZ);
+
+ // Checks if the chunk is in distance
+ if ((Diff(ChunkX, ChunkPosX) > m_ViewDistance) || (Diff(ChunkZ, ChunkPosZ) > m_ViewDistance))
+ {
+ continue;
+ }
+
+ // If the chunk already loading/loaded -> skip
+ if (
+ (std::find(m_ChunksToSend.begin(), m_ChunksToSend.end(), Coords) != m_ChunksToSend.end()) ||
+ (std::find(m_LoadedChunks.begin(), m_LoadedChunks.end(), Coords) != m_LoadedChunks.end())
+ )
+ {
+ continue;
+ }
+
+ // Unloaded chunk found -> Send it to the client.
+ Lock.Unlock();
+ StreamChunk(ChunkX, ChunkZ, ((Range <= 2) ? cChunkSender::E_CHUNK_PRIORITY_HIGH : cChunkSender::E_CHUNK_PRIORITY_MEDIUM));
+ return false;
+ }
+ }
+ }
+
+ // Low priority: Add all chunks that are in range. (From the center out to the edge)
+ for (int d = 0; d <= m_ViewDistance; ++d) // cycle through (square) distance, from nearest to furthest
+ {
+ // For each distance add chunks in a hollow square centered around current position:
+ cChunkCoordsList CurcleChunks;
+ for (int i = -d; i <= d; ++i)
+ {
+ CurcleChunks.push_back(cChunkCoords(ChunkPosX + d, ChunkPosZ + i));
+ CurcleChunks.push_back(cChunkCoords(ChunkPosX - d, ChunkPosZ + i));
+ }
+ for (int i = -d + 1; i < d; ++i)
+ {
+ CurcleChunks.push_back(cChunkCoords(ChunkPosX + i, ChunkPosZ + d));
+ CurcleChunks.push_back(cChunkCoords(ChunkPosX + i, ChunkPosZ - d));
+ }
+
+ // For each the CurcleChunks list and send the first unloaded chunk:
+ for (cChunkCoordsList::iterator itr = CurcleChunks.begin(), end = CurcleChunks.end(); itr != end; ++itr)
+ {
+ cChunkCoords Coords = *itr;
+
+ // If the chunk already loading/loaded -> skip
+ if (
+ (std::find(m_ChunksToSend.begin(), m_ChunksToSend.end(), Coords) != m_ChunksToSend.end()) ||
+ (std::find(m_LoadedChunks.begin(), m_LoadedChunks.end(), Coords) != m_LoadedChunks.end())
+ )
+ {
+ continue;
+ }
+
+ // Unloaded chunk found -> Send it to the client.
+ Lock.Unlock();
+ StreamChunk(Coords.m_ChunkX, Coords.m_ChunkZ, cChunkSender::E_CHUNK_PRIORITY_LOW);
+ return false;
+ }
+ }
+
+ // All chunks are loaded -> Sets the last loaded chunk coordinates to current coordinates
m_LastStreamedChunkX = ChunkPosX;
m_LastStreamedChunkZ = ChunkPosZ;
-
- LOGD("Streaming chunks centered on [%d, %d], view distance %d", ChunkPosX, ChunkPosZ, m_ViewDistance);
-
- cWorld * World = m_Player->GetWorld();
- ASSERT(World != nullptr);
+ return true;
+}
- // Remove all loaded chunks that are no longer in range; deferred to out-of-CS:
- cChunkCoordsList RemoveChunks;
+
+
+
+
+void cClientHandle::UnloadOutOfRangeChunks(void)
+{
+ int ChunkPosX = FAST_FLOOR_DIV((int)m_Player->GetPosX(), cChunkDef::Width);
+ int ChunkPosZ = FAST_FLOOR_DIV((int)m_Player->GetPosZ(), cChunkDef::Width);
+
+ cChunkCoordsList ChunksToRemove;
{
cCSLock Lock(m_CSChunkLists);
for (cChunkCoordsList::iterator itr = m_LoadedChunks.begin(); itr != m_LoadedChunks.end();)
{
- int RelX = (*itr).m_ChunkX - ChunkPosX;
- int RelZ = (*itr).m_ChunkZ - ChunkPosZ;
- if ((RelX > m_ViewDistance) || (RelX < -m_ViewDistance) || (RelZ > m_ViewDistance) || (RelZ < -m_ViewDistance))
+ int DiffX = Diff((*itr).m_ChunkX, ChunkPosX);
+ int DiffZ = Diff((*itr).m_ChunkZ, ChunkPosZ);
+ if ((DiffX > m_ViewDistance) || (DiffZ > m_ViewDistance))
{
- RemoveChunks.push_back(*itr);
+ ChunksToRemove.push_back(*itr);
itr = m_LoadedChunks.erase(itr);
}
else
{
++itr;
}
- } // for itr - m_LoadedChunks[]
+ }
+
for (cChunkCoordsList::iterator itr = m_ChunksToSend.begin(); itr != m_ChunksToSend.end();)
{
- int RelX = (*itr).m_ChunkX - ChunkPosX;
- int RelZ = (*itr).m_ChunkZ - ChunkPosZ;
- if ((RelX > m_ViewDistance) || (RelX < -m_ViewDistance) || (RelZ > m_ViewDistance) || (RelZ < -m_ViewDistance))
+ int DiffX = Diff((*itr).m_ChunkX, ChunkPosX);
+ int DiffZ = Diff((*itr).m_ChunkZ, ChunkPosZ);
+ if ((DiffX > m_ViewDistance) || (DiffZ > m_ViewDistance))
{
itr = m_ChunksToSend.erase(itr);
}
@@ -459,52 +551,21 @@ void cClientHandle::StreamChunks(void)
{
++itr;
}
- } // for itr - m_ChunksToSend[]
+ }
}
- for (cChunkCoordsList::iterator itr = RemoveChunks.begin(); itr != RemoveChunks.end(); ++itr)
+
+ for (cChunkCoordsList::iterator itr = ChunksToRemove.begin(); itr != ChunksToRemove.end(); ++itr)
{
- World->RemoveChunkClient(itr->m_ChunkX, itr->m_ChunkZ, this);
+ m_Player->GetWorld()->RemoveChunkClient(itr->m_ChunkX, itr->m_ChunkZ, this);
m_Protocol->SendUnloadChunk(itr->m_ChunkX, itr->m_ChunkZ);
- } // for itr - RemoveChunks[]
-
- // Add all chunks that are in range and not yet in m_LoadedChunks:
- // Queue these smartly - from the center out to the edge
- for (int d = 0; d <= m_ViewDistance; ++d) // cycle through (square) distance, from nearest to furthest
- {
- // For each distance add chunks in a hollow square centered around current position:
- for (int i = -d; i <= d; ++i)
- {
- StreamChunk(ChunkPosX + d, ChunkPosZ + i);
- StreamChunk(ChunkPosX - d, ChunkPosZ + i);
- } // for i
- for (int i = -d + 1; i < d; ++i)
- {
- StreamChunk(ChunkPosX + i, ChunkPosZ + d);
- StreamChunk(ChunkPosX + i, ChunkPosZ - d);
- } // for i
- } // for d
-
- // Touch chunks GENERATEDISTANCE ahead to let them generate:
- for (int d = m_ViewDistance + 1; d <= m_ViewDistance + GENERATEDISTANCE; ++d) // cycle through (square) distance, from nearest to furthest
- {
- // For each distance touch chunks in a hollow square centered around current position:
- for (int i = -d; i <= d; ++i)
- {
- World->TouchChunk(ChunkPosX + d, ChunkPosZ + i);
- World->TouchChunk(ChunkPosX - d, ChunkPosZ + i);
- } // for i
- for (int i = -d + 1; i < d; ++i)
- {
- World->TouchChunk(ChunkPosX + i, ChunkPosZ + d);
- World->TouchChunk(ChunkPosX + i, ChunkPosZ - d);
- } // for i
- } // for d
+ }
}
-void cClientHandle::StreamChunk(int a_ChunkX, int a_ChunkZ)
+
+void cClientHandle::StreamChunk(int a_ChunkX, int a_ChunkZ, cChunkSender::eChunkPriority a_Priority)
{
if (m_State >= csDestroying)
{
@@ -522,7 +583,7 @@ void cClientHandle::StreamChunk(int a_ChunkX, int a_ChunkZ)
m_LoadedChunks.push_back(cChunkCoords(a_ChunkX, a_ChunkZ));
m_ChunksToSend.push_back(cChunkCoords(a_ChunkX, a_ChunkZ));
}
- World->SendChunkTo(a_ChunkX, a_ChunkZ, this);
+ World->SendChunkTo(a_ChunkX, a_ChunkZ, a_Priority, this);
}
}
@@ -545,7 +606,7 @@ void cClientHandle::RemoveFromAllChunks()
m_LoadedChunks.clear();
m_ChunksToSend.clear();
m_SentChunks.clear();
-
+
// Also reset the LastStreamedChunk coords to bogus coords,
// so that all chunks are streamed in subsequent StreamChunks() call (FS #407)
m_LastStreamedChunkX = 0x7fffffff;
@@ -1871,10 +1932,11 @@ void cClientHandle::RemoveFromWorld(void)
{
m_Protocol->SendUnloadChunk(itr->m_ChunkX, itr->m_ChunkZ);
} // for itr - Chunks[]
-
+
// Here, we set last streamed values to bogus ones so everything is resent
m_LastStreamedChunkX = 0x7fffffff;
m_LastStreamedChunkZ = 0x7fffffff;
+
m_HasSentPlayerChunk = false;
}
@@ -1920,7 +1982,7 @@ void cClientHandle::Tick(float a_Dt)
{
return;
}
-
+
// If the chunk the player's in was just sent, spawn the player:
if (m_HasSentPlayerChunk && (m_State == csDownloadingWorld))
{
@@ -1941,6 +2003,26 @@ void cClientHandle::Tick(float a_Dt)
}
}
+ if ((m_State >= csAuthenticated) && (m_State < csDestroying))
+ {
+ // Stream 4 chunks per tick
+ for (int i = 0; i < 4; i++)
+ {
+ // Stream the next chunk
+ if (StreamNextChunk())
+ {
+ // Streaming finished. All chunks are loaded.
+ break;
+ }
+ }
+
+ // Unload all chunks that are out of the view distance (all 5 seconds)
+ if ((m_Player->GetWorld()->GetWorldAge() % 100) == 0)
+ {
+ UnloadOutOfRangeChunks();
+ }
+ }
+
// Handle block break animation:
if (m_BlockDigAnimStage > -1)
{
@@ -1977,7 +2059,7 @@ void cClientHandle::ServerTick(float a_Dt)
if (m_State == csAuthenticated)
{
- StreamChunks();
+ StreamNextChunk();
// Remove the client handle from the server, it will be ticked from its cPlayer object from now on
cRoot::Get()->GetServer()->ClientMovedToWorld(this);
@@ -2765,18 +2847,8 @@ void cClientHandle::SetUsername( const AString & a_Username)
void cClientHandle::SetViewDistance(int a_ViewDistance)
{
- if (a_ViewDistance < MIN_VIEW_DISTANCE)
- {
- a_ViewDistance = MIN_VIEW_DISTANCE;
- }
- if (a_ViewDistance > MAX_VIEW_DISTANCE)
- {
- a_ViewDistance = MAX_VIEW_DISTANCE;
- }
- m_ViewDistance = a_ViewDistance;
-
- // Need to re-stream chunks for the change to become apparent:
- StreamChunks();
+ m_ViewDistance = Clamp(a_ViewDistance, MIN_VIEW_DISTANCE, MAX_VIEW_DISTANCE);
+ LOGD("Setted %s's view distance to %i", GetUsername().c_str(), m_ViewDistance);
}