local-ize the block cache table

This commit is contained in:
Vanessa Ezekowitz 2014-08-14 23:49:44 -04:00
parent 33c565fbdb
commit c312c4e52f
1 changed files with 6 additions and 5 deletions

View File

@ -146,13 +146,14 @@ function plantslib:generate_block(minp, maxp, blockseed)
-- search the generated block for surfaces
plantslib.surface_nodes.blockhash = {}
local surface_nodes = {}
surface_nodes.blockhash = {}
for i = 1, #search_area do
local pos = search_area[i]
local p_top = { x=pos.x, y=pos.y+1, z=pos.z }
if minetest.get_node(p_top).name == "air" then
plantslib.surface_nodes.blockhash[#plantslib.surface_nodes.blockhash + 1] = pos
surface_nodes.blockhash[#surface_nodes.blockhash + 1] = pos
end
end
@ -167,8 +168,8 @@ function plantslib:generate_block(minp, maxp, blockseed)
local in_biome_nodes = {}
local perlin_fertile_area = minetest.get_perlin(biome.seed_diff, perlin_octaves, perlin_persistence, perlin_scale)
for i = 1, #plantslib.surface_nodes.blockhash do
local pos = plantslib.surface_nodes.blockhash[i]
for i = 1, #surface_nodes.blockhash do
local pos = surface_nodes.blockhash[i]
local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
local noise1 = perlin_fertile_area:get2d({x=pos.x, y=pos.z})
local noise2 = plantslib.perlin_temperature:get2d({x=pos.x, y=pos.z})
@ -254,7 +255,7 @@ function plantslib:generate_block(minp, maxp, blockseed)
end
end
end
plantslib.surface_nodes.blockhash = nil -- nuke the block cache after using it (prevent a mem leak).
surface_nodes.blockhash = nil -- nuke the block cache after using it (prevent a mem leak).
end
end