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-rw-r--r--src/LightingThread.cpp111
1 files changed, 87 insertions, 24 deletions
diff --git a/src/LightingThread.cpp b/src/LightingThread.cpp
index 5ba2940d2..3fbbee6b5 100644
--- a/src/LightingThread.cpp
+++ b/src/LightingThread.cpp
@@ -18,20 +18,18 @@
class cReader :
public cChunkDataCallback
{
- virtual void BlockTypes(const BLOCKTYPE * a_Type) override
+ virtual void ChunkData(const cChunkData & a_ChunkBuffer) override
{
- // ROW is a block of 16 Blocks, one whole row is copied at a time (hopefully the compiler will optimize that)
- // C++ doesn't permit copying arrays, but arrays as a part of a struct is ok :)
- typedef struct {BLOCKTYPE m_Row[16]; } ROW;
- ROW * InputRows = (ROW *)a_Type;
- ROW * OutputRows = (ROW *)m_BlockTypes;
+ BLOCKTYPE * OutputRows = m_BlockTypes;
int InputIdx = 0;
int OutputIdx = m_ReadingChunkX + m_ReadingChunkZ * cChunkDef::Width * 3;
- for (int y = 0; y < cChunkDef::Height; y++)
+ int MaxHeight = std::min(+cChunkDef::Height, m_MaxHeight + 16); // Need 16 blocks above the highest
+ for (int y = 0; y < MaxHeight; y++)
{
for (int z = 0; z < cChunkDef::Width; z++)
{
- OutputRows[OutputIdx] = InputRows[InputIdx++];
+ a_ChunkBuffer.CopyBlockTypes(OutputRows + OutputIdx * 16, InputIdx * 16, 16);
+ InputIdx++;
OutputIdx += 3;
} // for z
// Skip into the next y-level in the 3x3 chunk blob; each level has cChunkDef::Width * 9 rows
@@ -43,6 +41,7 @@ class cReader :
virtual void HeightMap(const cChunkDef::HeightMap * a_Heightmap) override
{
+ // Copy the entire heightmap, distribute it into the 3x3 chunk blob:
typedef struct {HEIGHTTYPE m_Row[16]; } ROW;
ROW * InputRows = (ROW *)a_Heightmap;
ROW * OutputRows = (ROW *)m_HeightMap;
@@ -53,20 +52,39 @@ class cReader :
OutputRows[OutputIdx] = InputRows[InputIdx++];
OutputIdx += 3;
} // for z
+
+ // Find the highest block in the entire chunk, use it as a base for m_MaxHeight:
+ HEIGHTTYPE MaxHeight = m_MaxHeight;
+ for (size_t i = 0; i < ARRAYCOUNT(*a_Heightmap); i++)
+ {
+ if ((*a_Heightmap)[i] > MaxHeight)
+ {
+ MaxHeight = (*a_Heightmap)[i];
+ }
+ }
+ m_MaxHeight = MaxHeight;
}
public:
int m_ReadingChunkX; // 0, 1 or 2; x-offset of the chunk we're reading from the BlockTypes start
int m_ReadingChunkZ; // 0, 1 or 2; z-offset of the chunk we're reading from the BlockTypes start
+ HEIGHTTYPE m_MaxHeight; // Maximum value in this chunk's heightmap
BLOCKTYPE * m_BlockTypes; // 3x3 chunks of block types, organized as a single XZY blob of data (instead of 3x3 XZY blobs)
HEIGHTTYPE * m_HeightMap; // 3x3 chunks of height map, organized as a single XZY blob of data (instead of 3x3 XZY blobs)
+
+ cReader(BLOCKTYPE * a_BlockTypes, HEIGHTTYPE * a_HeightMap) :
+ m_MaxHeight(0),
+ m_BlockTypes(a_BlockTypes),
+ m_HeightMap(a_HeightMap)
+ {
+ }
} ;
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
// cLightingThread:
cLightingThread::cLightingThread(void) :
@@ -106,11 +124,13 @@ void cLightingThread::Stop(void)
cCSLock Lock(m_CS);
for (cChunkStays::iterator itr = m_PendingQueue.begin(), end = m_PendingQueue.end(); itr != end; ++itr)
{
+ (*itr)->Disable();
delete *itr;
}
m_PendingQueue.clear();
for (cChunkStays::iterator itr = m_Queue.begin(), end = m_Queue.end(); itr != end; ++itr)
{
+ (*itr)->Disable();
delete *itr;
}
m_Queue.clear();
@@ -225,7 +245,7 @@ void cLightingThread::LightChunk(cLightingChunkStay & a_Item)
// DEBUG: Save chunk data with highlighted seeds for visual inspection:
cFile f4;
if (
- f4.Open(Printf("Chunk_%d_%d_seeds.grab", a_Item.x, a_Item.z), cFile::fmWrite)
+ f4.Open(Printf("Chunk_%d_%d_seeds.grab", a_Item.m_ChunkX, a_Item.m_ChunkZ), cFile::fmWrite)
)
{
for (int z = 0; z < cChunkDef::Width * 3; z++)
@@ -244,6 +264,7 @@ void cLightingThread::LightChunk(cLightingChunkStay & a_Item)
f4.Write(Seeds, cChunkDef::Width * 3);
}
}
+ f4.Close();
}
//*/
@@ -253,9 +274,9 @@ void cLightingThread::LightChunk(cLightingChunkStay & a_Item)
// DEBUG: Save XY slices of the chunk data and lighting for visual inspection:
cFile f1, f2, f3;
if (
- f1.Open(Printf("Chunk_%d_%d_data.grab", a_Item.x, a_Item.z), cFile::fmWrite) &&
- f2.Open(Printf("Chunk_%d_%d_sky.grab", a_Item.x, a_Item.z), cFile::fmWrite) &&
- f3.Open(Printf("Chunk_%d_%d_glow.grab", a_Item.x, a_Item.z), cFile::fmWrite)
+ f1.Open(Printf("Chunk_%d_%d_data.grab", a_Item.m_ChunkX, a_Item.m_ChunkZ), cFile::fmWrite) &&
+ f2.Open(Printf("Chunk_%d_%d_sky.grab", a_Item.m_ChunkX, a_Item.m_ChunkZ), cFile::fmWrite) &&
+ f3.Open(Printf("Chunk_%d_%d_glow.grab", a_Item.m_ChunkX, a_Item.m_ChunkZ), cFile::fmWrite)
)
{
for (int z = 0; z < cChunkDef::Width * 3; z++)
@@ -274,6 +295,9 @@ void cLightingThread::LightChunk(cLightingChunkStay & a_Item)
f3.Write(BlockLight, cChunkDef::Width * 3);
}
}
+ f1.Close();
+ f2.Close();
+ f3.Close();
}
//*/
@@ -294,11 +318,9 @@ void cLightingThread::LightChunk(cLightingChunkStay & a_Item)
-bool cLightingThread::ReadChunks(int a_ChunkX, int a_ChunkZ)
+void cLightingThread::ReadChunks(int a_ChunkX, int a_ChunkZ)
{
- cReader Reader;
- Reader.m_BlockTypes = m_BlockTypes;
- Reader.m_HeightMap = m_HeightMap;
+ cReader Reader(m_BlockTypes, m_HeightMap);
for (int z = 0; z < 3; z++)
{
@@ -306,16 +328,13 @@ bool cLightingThread::ReadChunks(int a_ChunkX, int a_ChunkZ)
for (int x = 0; x < 3; x++)
{
Reader.m_ReadingChunkX = x;
- if (!m_World->GetChunkData(a_ChunkX + x - 1, a_ChunkZ + z - 1, Reader))
- {
- return false;
- }
+ VERIFY(m_World->GetChunkData(a_ChunkX + x - 1, a_ChunkZ + z - 1, Reader));
} // for z
} // for x
memset(m_BlockLight, 0, sizeof(m_BlockLight));
memset(m_SkyLight, 0, sizeof(m_SkyLight));
- return true;
+ m_MaxHeight = Reader.m_MaxHeight;
}
@@ -406,6 +425,50 @@ void cLightingThread::PrepareBlockLight(void)
+void cLightingThread::PrepareBlockLight2(void)
+{
+ // Clear seeds:
+ memset(m_IsSeed1, 0, sizeof(m_IsSeed1));
+ memset(m_IsSeed2, 0, sizeof(m_IsSeed2));
+ m_NumSeeds = 0;
+
+ // Add each emissive block into the seeds:
+ for (int y = 0; y < m_MaxHeight; y++)
+ {
+ int BaseY = y * BlocksPerYLayer; // Partial offset into m_BlockTypes for the Y coord
+ for (int z = 1; z < cChunkDef::Width * 3 - 1; z++)
+ {
+ int HBaseZ = z * cChunkDef::Width * 3; // Partial offset into m_Heightmap for the Z coord
+ int BaseZ = BaseY + HBaseZ; // Partial offset into m_BlockTypes for the Y and Z coords
+ for (int x = 1; x < cChunkDef::Width * 3 - 1; x++)
+ {
+ int idx = BaseZ + x;
+ if (y > m_HeightMap[HBaseZ + x])
+ {
+ // We're above the heightmap, ignore the block
+ continue;
+ }
+ if (cBlockInfo::GetLightValue(m_BlockTypes[idx]) == 0)
+ {
+ // Not a light-emissive block
+ continue;
+ }
+
+ // Add current block as a seed:
+ m_IsSeed1[idx] = true;
+ m_SeedIdx1[m_NumSeeds++] = idx;
+
+ // Light it up:
+ m_BlockLight[idx] = cBlockInfo::GetLightValue(m_BlockTypes[idx]);
+ }
+ }
+ }
+}
+
+
+
+
+
void cLightingThread::CalcLight(NIBBLETYPE * a_Light)
{
int NumSeeds2 = 0;
@@ -432,7 +495,7 @@ void cLightingThread::CalcLight(NIBBLETYPE * a_Light)
void cLightingThread::CalcLightStep(
- NIBBLETYPE * a_Light,
+ NIBBLETYPE * a_Light,
int a_NumSeedsIn, unsigned char * a_IsSeedIn, unsigned int * a_SeedIdxIn,
int & a_NumSeedsOut, unsigned char * a_IsSeedOut, unsigned int * a_SeedIdxOut
)
@@ -519,7 +582,7 @@ void cLightingThread::QueueChunkStay(cLightingChunkStay & a_ChunkStay)
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////////////
// cLightingThread::cLightingChunkStay:
cLightingThread::cLightingChunkStay::cLightingChunkStay(cLightingThread & a_LightingThread, int a_ChunkX, int a_ChunkZ, cChunkCoordCallback * a_CallbackAfter) :
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-10 09:27:02 +0200