diff options
Diffstat (limited to 'src/LightingThread.cpp')
| -rw-r--r-- | src/LightingThread.cpp | 97 |
1 files changed, 55 insertions, 42 deletions
diff --git a/src/LightingThread.cpp b/src/LightingThread.cpp index 69daa9c09..71209b3f0 100644 --- a/src/LightingThread.cpp +++ b/src/LightingThread.cpp @@ -13,9 +13,9 @@ -/** Chunk data callback that takes the chunk data and puts them into cLightingThread's m_BlockTypes[] / m_HeightMap[]: */ -class cReader : - public cChunkDataCallback +/** Chunk data callback that takes the chunk data and puts them into cLightingThread's m_BlockTypes[] / m_HeightMap[]: + */ +class cReader : public cChunkDataCallback { virtual void ChunkData(const ChunkBlockData & a_BlockData, const ChunkLightData &) override { @@ -41,7 +41,8 @@ class cReader : OutputIdx += 3; } // Skip into the next y-level in the 3x3 chunk blob; each level has cChunkDef::Width * 9 rows - // We've already walked cChunkDef::Width * 3 in the "for z" cycle, that makes cChunkDef::Width * 6 rows left to skip + // We've already walked cChunkDef::Width * 3 in the "for z" cycle, that makes cChunkDef::Width * 6 rows + // left to skip OutputIdx += cChunkDef::Width * 6; } } @@ -51,8 +52,11 @@ 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; - const ROW * InputRows = reinterpret_cast<const ROW *>(a_Heightmap); + typedef struct + { + HEIGHTTYPE m_Row[16]; + } ROW; + const ROW * InputRows = reinterpret_cast<const ROW *>(a_Heightmap); ROW * OutputRows = reinterpret_cast<ROW *>(m_HeightMap); int InputIdx = 0; int OutputIdx = m_ReadingChunkX + m_ReadingChunkZ * cChunkDef::Width * 3; @@ -74,23 +78,21 @@ class cReader : m_MaxHeight = MaxHeight; } -public: + 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) + 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_ReadingChunkX(0), - m_ReadingChunkZ(0), - m_MaxHeight(0), - m_BlockTypes(a_BlockTypes), - m_HeightMap(a_HeightMap) + m_ReadingChunkX(0), m_ReadingChunkZ(0), m_MaxHeight(0), m_BlockTypes(a_BlockTypes), m_HeightMap(a_HeightMap) { std::fill_n(m_BlockTypes, cChunkDef::NumBlocks * 9, E_BLOCK_AIR); } -} ; +}; @@ -99,11 +101,8 @@ public: //////////////////////////////////////////////////////////////////////////////// // cLightingThread: -cLightingThread::cLightingThread(cWorld & a_World): - Super("Lighting Executor"), - m_World(a_World), - m_MaxHeight(0), - m_NumSeeds(0) +cLightingThread::cLightingThread(cWorld & a_World) : + Super("Lighting Executor"), m_World(a_World), m_MaxHeight(0), m_NumSeeds(0) { } @@ -342,7 +341,7 @@ void cLightingThread::ReadChunks(int a_ChunkX, int a_ChunkZ) } // for x memset(m_BlockLight, 0, sizeof(m_BlockLight)); - memset(m_SkyLight, 0, sizeof(m_SkyLight)); + memset(m_SkyLight, 0, sizeof(m_SkyLight)); m_MaxHeight = Reader.m_MaxHeight; } @@ -359,7 +358,11 @@ void cLightingThread::PrepareSkyLight(void) // Fill the top of the chunk with all-light: if (m_MaxHeight < cChunkDef::Height - 1) { - std::fill(m_SkyLight + (m_MaxHeight + 1) * BlocksPerYLayer, m_SkyLight + ARRAYCOUNT(m_SkyLight), static_cast<NIBBLETYPE>(15)); + std::fill( + m_SkyLight + (m_MaxHeight + 1) * BlocksPerYLayer, + m_SkyLight + ARRAYCOUNT(m_SkyLight), + static_cast<NIBBLETYPE>(15) + ); } // Walk every column that has all XZ neighbors @@ -372,21 +375,22 @@ void cLightingThread::PrepareSkyLight(void) // Find the lowest block in this column that receives full sunlight (go through transparent blocks): int Current = m_HeightMap[idx]; ASSERT(Current < cChunkDef::Height); - while ( - (Current >= 0) && - cBlockInfo::IsTransparent(m_BlockTypes[idx + Current * BlocksPerYLayer]) && - !cBlockInfo::IsSkylightDispersant(m_BlockTypes[idx + Current * BlocksPerYLayer]) - ) + while ((Current >= 0) && cBlockInfo::IsTransparent(m_BlockTypes[idx + Current * BlocksPerYLayer]) && + !cBlockInfo::IsSkylightDispersant(m_BlockTypes[idx + Current * BlocksPerYLayer])) { Current -= 1; // Sunlight goes down unchanged through this block } Current += 1; // Point to the last sunlit block, rather than the first non-transparent one - // The other neighbors don't need transparent-block-checking. At worst we'll have a few dud seeds above the ground. + // The other neighbors don't need transparent-block-checking. At worst we'll have a few dud seeds above the + // ground. int Neighbor1 = m_HeightMap[idx + 1] + 1; // X + 1 int Neighbor2 = m_HeightMap[idx - 1] + 1; // X - 1 int Neighbor3 = m_HeightMap[idx + cChunkDef::Width * 3] + 1; // Z + 1 int Neighbor4 = m_HeightMap[idx - cChunkDef::Width * 3] + 1; // Z - 1 - int MaxNeighbor = std::max(std::max(Neighbor1, Neighbor2), std::max(Neighbor3, Neighbor4)); // Maximum of the four neighbors + int MaxNeighbor = std::max( + std::max(Neighbor1, Neighbor2), + std::max(Neighbor3, Neighbor4) + ); // Maximum of the four neighbors // Fill the column from m_MaxHeight to Current with all-light: for (int y = m_MaxHeight, Index = idx + y * BlocksPerYLayer; y >= Current; y--, Index -= BlocksPerYLayer) @@ -472,8 +476,12 @@ void cLightingThread::CalcLight(NIBBLETYPE * a_Light) void cLightingThread::CalcLightStep( NIBBLETYPE * a_Light, - size_t a_NumSeedsIn, unsigned char * a_IsSeedIn, unsigned int * a_SeedIdxIn, - size_t & a_NumSeedsOut, unsigned char * a_IsSeedOut, unsigned int * a_SeedIdxOut + size_t a_NumSeedsIn, + unsigned char * a_IsSeedIn, + unsigned int * a_SeedIdxIn, + size_t & a_NumSeedsOut, + unsigned char * a_IsSeedOut, + unsigned int * a_SeedIdxOut ) { UNUSED(a_IsSeedIn); @@ -533,7 +541,8 @@ void cLightingThread::CompressLight(NIBBLETYPE * a_LightArray, NIBBLETYPE * a_Ch InIdx += cChunkDef::Width * 2; } // Skip into the next y-level in the 3x3 chunk blob; each level has cChunkDef::Width * 9 rows - // We've already walked cChunkDef::Width * 3 in the "for z" cycle, that makes cChunkDef::Width * 6 rows left to skip + // We've already walked cChunkDef::Width * 3 in the "for z" cycle, that makes cChunkDef::Width * 6 rows left to + // skip InIdx += cChunkDef::Width * cChunkDef::Width * 6; } } @@ -544,8 +553,11 @@ void cLightingThread::CompressLight(NIBBLETYPE * a_LightArray, NIBBLETYPE * a_Ch void cLightingThread::PropagateLight( NIBBLETYPE * a_Light, - unsigned int a_SrcIdx, unsigned int a_DstIdx, - size_t & a_NumSeedsOut, unsigned char * a_IsSeedOut, unsigned int * a_SeedIdxOut + unsigned int a_SrcIdx, + unsigned int a_DstIdx, + size_t & a_NumSeedsOut, + unsigned char * a_IsSeedOut, + unsigned int * a_SeedIdxOut ) { ASSERT(a_SrcIdx < ARRAYCOUNT(m_SkyLight)); @@ -587,7 +599,12 @@ void cLightingThread::QueueChunkStay(cLightingChunkStay & a_ChunkStay) //////////////////////////////////////////////////////////////////////////////// // cLightingThread::cLightingChunkStay: -cLightingThread::cLightingChunkStay::cLightingChunkStay(cLightingThread & a_LightingThread, int a_ChunkX, int a_ChunkZ, std::unique_ptr<cChunkCoordCallback> a_CallbackAfter) : +cLightingThread::cLightingChunkStay::cLightingChunkStay( + cLightingThread & a_LightingThread, + int a_ChunkX, + int a_ChunkZ, + std::unique_ptr<cChunkCoordCallback> a_CallbackAfter +) : m_LightingThread(a_LightingThread), m_ChunkX(a_ChunkX), m_ChunkZ(a_ChunkZ), @@ -596,9 +613,9 @@ cLightingThread::cLightingChunkStay::cLightingChunkStay(cLightingThread & a_Ligh Add(a_ChunkX + 1, a_ChunkZ + 1); Add(a_ChunkX + 1, a_ChunkZ); Add(a_ChunkX + 1, a_ChunkZ - 1); - Add(a_ChunkX, a_ChunkZ + 1); - Add(a_ChunkX, a_ChunkZ); - Add(a_ChunkX, a_ChunkZ - 1); + Add(a_ChunkX, a_ChunkZ + 1); + Add(a_ChunkX, a_ChunkZ); + Add(a_ChunkX, a_ChunkZ - 1); Add(a_ChunkX - 1, a_ChunkZ + 1); Add(a_ChunkX - 1, a_ChunkZ); Add(a_ChunkX - 1, a_ChunkZ - 1); @@ -624,7 +641,3 @@ void cLightingThread::cLightingChunkStay::OnDisabled(void) { // Nothing needed in this callback } - - - - |