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highlandpools; old experimental version

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This commit is contained in:
Sokomine 2018-07-29 19:17:51 +02:00
parent b10e4fca0e
commit 3e4e143294
1 changed files with 36 additions and 2 deletions
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38
highlandpools.lua
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@ -47,7 +47,7 @@ end
-- On generated function
mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, village_area)
mg_villages.do_highlandpools_paramat = function(minp, maxp, seed, vm, area, data, village_area, cid)
local y0 = minp.y
if y0 < -32 or y0 > YMAX then
return
@ -73,6 +73,7 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
for zcen = z0 + 8, z1 - 7, 8 do
-- TODO: village_area[ x ][ z ][ 2 ] == 0 means: not inside any village area or terrain blend area
local yasurf = false -- y of above surface node
-- search for ground (only c_grass counts as success)
for y = y1, 2, -1 do
local vi = area:index(xcen, y, zcen)
local c_node = data[vi]
@ -85,13 +86,19 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
break
end
end
-- if the ground is c_grass
if yasurf then
-- search in all 4 directions:
-- abort if mapchunk boundary found;
-- stop searching once a node is encountered that can't be part of the pool
local abort = false
for ser = 1, 80 do
local vi = area:index(xcen + ser, yasurf, zcen)
local c_node = data[vi]
if xcen + ser == x1 then
abort = true
elseif (village_area and village_area[xcen+ser] and village_area[xcen+ser][zcen] and village_area[xcen+ser][zcen][2]>0 ) then
abort = true
elseif c_node ~= c_air
and c_node ~= c_tree
and c_node ~= c_leaves
@ -104,6 +111,8 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
local c_node = data[vi]
if xcen - ser == x0 then
abort = true
elseif (village_area and village_area[xcen-ser] and village_area[xcen-ser][zcen] and village_area[xcen-ser][zcen][2]>0 ) then
abort = true
elseif c_node ~= c_air
and c_node ~= c_tree
and c_node ~= c_leaves
@ -116,6 +125,8 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
local c_node = data[vi]
if zcen + ser == z1 then
abort = true
elseif (village_area and village_area[xcen] and village_area[xcen][zcen+ser] and village_area[xcen][zcen+ser][2]>0 ) then
abort = true
elseif c_node ~= c_air
and c_node ~= c_tree
and c_node ~= c_leaves
@ -128,6 +139,8 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
local c_node = data[vi]
if zcen - ser == z0 then
abort = true
elseif (village_area and village_area[xcen] and village_area[xcen][zcen-ser] and village_area[xcen][zcen-ser][2]>0 ) then
abort = true
elseif c_node ~= c_air
and c_node ~= c_tree
and c_node ~= c_leaves
@ -138,8 +151,10 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
if abort then
break
end
-- so far: ground is c_grass, and the pool will not spill into neighbouring mapchunks
local vi = area:index(xcen, yasurf, zcen)
-- place the first water source
data[vi] = c_watsour
local flab = false -- flow abort
for flow = 1, FLOW do
@ -147,9 +162,11 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
for x = x0, x1 do
local vif = area:index(x, yasurf, z)
if data[vif] == c_watsour then
-- abort at mapgen edges
if x == x0 or x == x1 or z == z0 or z == z1 then
flab = true -- if water at chunk edge abort flow
break
-- spread the water into all four directions
else -- flow water
local vie = area:index(x + 1, yasurf, z)
local viw = area:index(x - 1, yasurf, z)
@ -232,3 +249,20 @@ mg_villages.do_highlandpools = function(minp, maxp, seed, vm, area, data, villag
end
end
mg_villages.do_highlandpools = function(minp, maxp, seed, vm, a, data, village_area, cid)
end
--[[
local y = maxp.y;
local h1 = maxp.y;
while( y > 0 and y >= minp.y and y > 0 and h1==maxp.y ) do
local ci = data[ a:index( minp.x, y, minp.z )];
if(( ci ~= cid.c_air and ci ~= cid.c_ignore and mg_villages.check_if_ground( ci ) == true) or (y==0)) then
y = y-1;
end
for x = minp.x, maxp.x do
end
--]]