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tsm_railcorridors
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Rename "chunk" to "mapchunk"

master
Wuzzy 2019-02-14 06:43:40 +01:00
parent 2bd014a681
commit 98a513af73
2 changed files with 12 additions and 12 deletions
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20
init.lua
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@ -12,11 +12,11 @@ local P = function (float)
return math.floor(32767 * float) return math.floor(32767 * float)
end end
-- Probability for every newly generated chunk to get corridors -- Probability for every newly generated mapchunk to get corridors
local probability_railcaves_in_chunk = P(0.33333) local probability_railcaves_in_mapchunk = P(0.33333)
setting = tonumber(minetest.settings:get("tsm_railcorridors_probability_railcaves_in_chunk")) setting = tonumber(minetest.settings:get("tsm_railcorridors_probability_railcaves_in_mapchunk"))
if setting then if setting then
probability_railcaves_in_chunk = P(setting) probability_railcaves_in_mapchunk = P(setting)
end end
-- Minimal and maximal value of path length (forks don't look up this value) -- Minimal and maximal value of path length (forks don't look up this value)
@ -1108,20 +1108,20 @@ end
-- The rail corridor algorithm starts here -- The rail corridor algorithm starts here
minetest.register_on_generated(function(minp, maxp, blockseed) minetest.register_on_generated(function(minp, maxp, blockseed)
-- We re-init the randomizer for every chunk as we start generating in the middle of each chunk. -- We re-init the randomizer for every mapchunk as we start generating in the middle of each mapchunk.
-- We can't use the mapgen seed as this would make the algorithm depending on the order the chunk generate. -- We can't use the mapgen seed as this would make the algorithm depending on the order the mapchunk generate.
InitRandomizer(blockseed) InitRandomizer(blockseed)
if minp.y < height_max and maxp.y > height_min and pr:next() < probability_railcaves_in_chunk then if minp.y < height_max and maxp.y > height_min and pr:next() < probability_railcaves_in_mapchunk then
-- Keep some distance from the upper/lower chunk limits -- Keep some distance from the upper/lower mapchunk limits
local buffer = 5 local buffer = 5
-- Do up to 10 tries to start a corridor system -- Do up to 10 tries to start a corridor system
for t=1,10 do for t=1,10 do
-- Get semi-random height in chunk -- Get semi-random height in mapchunk
local y = pr:next(minp.y + buffer, maxp.y - buffer) local y = pr:next(minp.y + buffer, maxp.y - buffer)
y = math.floor(math.max(height_min + buffer, math.min(height_max - buffer, y))) y = math.floor(math.max(height_min + buffer, math.min(height_max - buffer, y)))
-- Mid point of the chunk -- Mid point of the mapchunk
local p = {x=minp.x+math.floor((maxp.x-minp.x)/2), y=y, z=minp.z+math.floor((maxp.z-minp.z)/2)} local p = {x=minp.x+math.floor((maxp.x-minp.x)/2), y=y, z=minp.z+math.floor((maxp.z-minp.z)/2)}
-- Start corridor system at p. Might fail if p is in open air -- Start corridor system at p. Might fail if p is in open air
minetest.log("verbose", "[tsm_railcorridors] Attempting to start rail corridor system at "..minetest.pos_to_string(p)) minetest.log("verbose", "[tsm_railcorridors] Attempting to start rail corridor system at "..minetest.pos_to_string(p))

4
settingtypes.txt
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@ -1,5 +1,5 @@
#Probability (0.0 to 1.0) for every newly generated chunk to get rail corridors. #Probability (0.0 to 1.0) for every newly generated mapchunk to get rail corridors.
tsm_railcorridors_probability_railcaves_in_chunk (Rail corridor probability) float 0.33333 0.0 1.0 tsm_railcorridors_probability_railcaves_in_mapchunk (Rail corridor probability) float 0.33333 0.0 1.0
#Minimum rail corridor path length (excludes forks). #Minimum rail corridor path length (excludes forks).
tsm_railcorridors_way_min (Minimum rail corridor length) int 4 1 tsm_railcorridors_way_min (Minimum rail corridor length) int 4 1