flewkey/cuberite-2a
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Rewritten chunk status to specify whether the chunk is in queue.

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This fixes #1370.
This commit is contained in:
Mattes D
2014-09-05 22:16:48 +02:00
parent e15b8600a6
commit 137b021d26
9 changed files with 141 additions and 107 deletions
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75
src/ChunkMap.cpp
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@@ -145,10 +145,9 @@ cChunkMap::cChunkLayer * cChunkMap::GetLayerForChunk(int a_ChunkX, int a_ChunkZ)
cChunkPtr cChunkMap::GetChunk(int a_ChunkX, int a_ChunkZ)
{
// No need to lock m_CSLayers, since it's already locked by the operation that called us
ASSERT(m_CSLayers.IsLockedByCurrentThread());
ASSERT(m_CSLayers.IsLockedByCurrentThread()); // m_CSLayers should already be locked by the operation that called us
cChunkLayer * Layer = GetLayerForChunk( a_ChunkX, a_ChunkZ);
cChunkLayer * Layer = GetLayerForChunk(a_ChunkX, a_ChunkZ);
if (Layer == NULL)
{
// An error must have occurred, since layers are automatically created if they don't exist
@@ -160,8 +159,10 @@ cChunkPtr cChunkMap::GetChunk(int a_ChunkX, int a_ChunkZ)
{
return NULL;
}
if (!(Chunk->IsValid()))
if (!Chunk->IsValid() && !Chunk->IsQueued())
{
Chunk->SetPresence(cChunk::cpQueued);
Chunk->SetShouldGenerateIfLoadFailed(true);
m_World->GetStorage().QueueLoadChunk(a_ChunkX, a_ChunkZ, true);
}
return Chunk;
@@ -171,10 +172,11 @@ cChunkPtr cChunkMap::GetChunk(int a_ChunkX, int a_ChunkZ)
cChunkPtr cChunkMap::GetChunkNoGen( int a_ChunkX, int a_ChunkZ)
cChunkPtr cChunkMap::GetChunkNoGen(int a_ChunkX, int a_ChunkZ)
{
// No need to lock m_CSLayers, since it's already locked by the operation that called us
cChunkLayer * Layer = GetLayerForChunk( a_ChunkX, a_ChunkZ);
ASSERT(m_CSLayers.IsLockedByCurrentThread()); // m_CSLayers should already be locked by the operation that called us
cChunkLayer * Layer = GetLayerForChunk(a_ChunkX, a_ChunkZ);
if (Layer == NULL)
{
// An error must have occurred, since layers are automatically created if they don't exist
@@ -186,8 +188,9 @@ cChunkPtr cChunkMap::GetChunkNoGen( int a_ChunkX, int a_ChunkZ)
{
return NULL;
}
if (!(Chunk->IsValid()))
if (!Chunk->IsValid() && !Chunk->IsQueued())
{
Chunk->SetPresence(cChunk::cpQueued);
m_World->GetStorage().QueueLoadChunk(a_ChunkX, a_ChunkZ, false);
}
@@ -200,7 +203,8 @@ cChunkPtr cChunkMap::GetChunkNoGen( int a_ChunkX, int a_ChunkZ)
cChunkPtr cChunkMap::GetChunkNoLoad( int a_ChunkX, int a_ChunkZ)
{
// No need to lock m_CSLayers, since it's already locked by the operation that called us
ASSERT(m_CSLayers.IsLockedByCurrentThread()); // m_CSLayers should already be locked by the operation that called us
cChunkLayer * Layer = GetLayerForChunk( a_ChunkX, a_ChunkZ);
if (Layer == NULL)
{
@@ -1009,6 +1013,17 @@ bool cChunkMap::GetChunkBlockTypes(int a_ChunkX, int a_ChunkZ, BLOCKTYPE * a_Blo
bool cChunkMap::IsChunkQueued(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSLayers);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
return (Chunk != NULL) && Chunk->IsQueued();
}
bool cChunkMap::IsChunkValid(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSLayers);
@@ -2332,48 +2347,6 @@ void cChunkMap::TouchChunk(int a_ChunkX, int a_ChunkZ)
/// Loads the chunk synchronously, if not already loaded. Doesn't generate. Returns true if chunk valid (even if already loaded before)
bool cChunkMap::LoadChunk(int a_ChunkX, int a_ChunkZ)
{
{
cCSLock Lock(m_CSLayers);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if (Chunk == NULL)
{
// Internal error
return false;
}
if (Chunk->IsValid())
{
// Already loaded
return true;
}
if (Chunk->HasLoadFailed())
{
// Already tried loading and it failed
return false;
}
}
return m_World->GetStorage().LoadChunk(a_ChunkX, a_ChunkZ);
}
/// Loads the chunks specified. Doesn't report failure, other than chunks being !IsValid()
void cChunkMap::LoadChunks(const cChunkCoordsList & a_Chunks)
{
for (cChunkCoordsList::const_iterator itr = a_Chunks.begin(); itr != a_Chunks.end(); ++itr)
{
LoadChunk(itr->m_ChunkX, itr->m_ChunkZ);
} // for itr - a_Chunks[]
}
void cChunkMap::ChunkLoadFailed(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSLayers);