diff options
| -rw-r--r-- | MCServer/Plugins/APIDump/APIDesc.lua | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/MCServer/Plugins/APIDump/APIDesc.lua b/MCServer/Plugins/APIDump/APIDesc.lua index 03d90a8fb..586c3ae03 100644 --- a/MCServer/Plugins/APIDump/APIDesc.lua +++ b/MCServer/Plugins/APIDump/APIDesc.lua @@ -2182,6 +2182,43 @@ end; <p> In either case, MCServer will then store the data from ChunkDesc as the chunk's contents in the world. ]], + CodeExamples = + { + { + Title = "Generate emerald ore", + Desc = "This example callback function generates one block of emerald ore in each chunk, under the condition that the randomly chosen location is in an ExtremeHills biome.", + Code = [[ +function OnChunkGenerated(a_World, a_ChunkX, a_ChunkZ, a_ChunkDesc) + -- Generate a psaudorandom value that is always the same for the same X/Z pair, but is otherwise random enough: + -- This is actually similar to how MCServer does its noise functions + local PseudoRandom = (a_ChunkX * 57 + a_ChunkZ) * 57 + 19785486 + PseudoRandom = PseudoRandom * 8192 + PseudoRandom; + PseudoRandom = ((PseudoRandom * (PseudoRandom * PseudoRandom * 15731 + 789221) + 1376312589) % 0x7fffffff; + PseudoRandom = PseudoRandom / 7; + + -- Based on the PseudoRandom value, choose a location for the ore: + local OreX = PseudoRandom % 16; + local OreY = 2 + ((PseudoRandom / 16) % 20); + local OreZ = (PseudoRandom / 320) % 16; + + -- Check if the location is in ExtremeHills: + if (a_ChunkDesc:GetBiome(OreX, OreZ) ~= biExtremeHills) then + return false; + end + + -- Only replace allowed blocks with the ore: + local CurrBlock = a_ChunDesc:GetBlockType(OreX, OreY, OreZ); + if ( + (CurrBlock == E_BLOCK_STONE) or + (CurrBlock == E_BLOCK_DIRT) or + (CurrBlock == E_BLOCK_GRAVEL) + ) then + a_ChunkDesc:SetBlockTypeMeta(OreX, OreY, OreZ, E_BLOCK_EMERALD_ORE, 0); + end +end; + ]], + }, + } , -- CodeExamples }, -- HOOK_CHUNK_GENERATED }, -- Hooks[] |