From a51c1e0b73a83cddcce865671ca30240393e458f Mon Sep 17 00:00:00 2001 From: madmaxoft Date: Wed, 3 Sep 2014 17:00:26 +0200 Subject: Added cWorld::ForEachEntityInBox() --- src/ChunkMap.cpp | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) (limited to 'src/ChunkMap.cpp') diff --git a/src/ChunkMap.cpp b/src/ChunkMap.cpp index a3692ef11..ffc5e3d3f 100644 --- a/src/ChunkMap.cpp +++ b/src/ChunkMap.cpp @@ -1775,6 +1775,38 @@ bool cChunkMap::ForEachEntityInChunk(int a_ChunkX, int a_ChunkZ, cEntityCallback +bool cChunkMap::ForEachEntityInBox(const cBoundingBox & a_Box, cEntityCallback & a_Callback) +{ + // Calculate the chunk range for the box: + int MinChunkX = (int)floor(a_Box.GetMinX() / cChunkDef::Width); + int MinChunkZ = (int)floor(a_Box.GetMinZ() / cChunkDef::Width); + int MaxChunkX = (int)floor((a_Box.GetMaxX() + cChunkDef::Width) / cChunkDef::Width); + int MaxChunkZ = (int)floor((a_Box.GetMaxZ() + cChunkDef::Width) / cChunkDef::Width); + + // Iterate over each chunk in the range: + cCSLock Lock(m_CSLayers); + for (int z = MinChunkZ; z <= MaxChunkZ; z++) + { + for (int x = MinChunkX; x <= MaxChunkX; x++) + { + cChunkPtr Chunk = GetChunkNoGen(x, ZERO_CHUNK_Y, z); + if ((Chunk == NULL) || !Chunk->IsValid()) + { + continue; + } + if (!Chunk->ForEachEntityInBox(a_Box, a_Callback)) + { + return false; + } + } // for x + } // for z + return true; +} + + + + + void cChunkMap::DoExplosionAt(double a_ExplosionSize, double a_BlockX, double a_BlockY, double a_BlockZ, cVector3iArray & a_BlocksAffected) { // Don't explode if outside of Y range (prevents the following test running into unallocated memory): -- cgit v1.2.3