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Optimization: do not calculate noises and geomes in non-sedimentary elevations.

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This commit is contained in:
Tomáš Brada 2015-05-03 18:58:16 +02:00
parent a4fcb25897
commit 06feda37c3
1 changed files with 32 additions and 12 deletions
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36
rocks/gensed.lua
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@ -41,10 +41,10 @@ rocksl.gensed = function (minp, maxp, seed)
local c_dwg= c_stone
--DEBUG: c_dwg= minetest.get_content_id("default:dirt_with_grass")
local n_tp1= minetest.get_perlin_map(np_typ1, pmapsize) : get2dMap_flat(pmapminpxz)
local n_tp2= minetest.get_perlin_map(np_typ2, pmapsize) : get2dMap_flat(pmapminpxz)
local n_vc= minetest.get_perlin_map(np_vc, pmapsize) : get2dMap_flat(pmapminpxz)
local n_sp= minetest.get_perlin_map(np_sp, pmapsize) : get2dMap_flat(pmapminpxz)
local n_tp1
local n_tp2
local n_vc
local n_sp
local layers = {
lava={ mod="default" },
@ -64,7 +64,7 @@ rocksl.gensed = function (minp, maxp, seed)
anthracite={ mod="rocks" },
}
for k,v in pairs(layers) do
v.ctx=minetest.get_content_id(v.mod..":"..k)
v.ctx=v.ctx or minetest.get_content_id(v.mod..":"..k)
if stats and (stats[k]==nil) then stats[k]=0 end
end
@ -72,6 +72,21 @@ rocksl.gensed = function (minp, maxp, seed)
for z=minp.z, maxp.z do for x=minp.x, maxp.x do
-- loop
local li
local generated
for y=minp.y, maxp.y do
local di=area:index(x,y,z)
if ((data[di]==c_stone)or(data[di]==c_dwg)) and (not generated) then
generated=true
if not n_tp1 then
n_tp1= minetest.get_perlin_map(np_typ1, pmapsize) : get2dMap_flat(pmapminpxz)
n_tp2= minetest.get_perlin_map(np_typ2, pmapsize) : get2dMap_flat(pmapminpxz)
n_vc= minetest.get_perlin_map(np_vc, pmapsize) : get2dMap_flat(pmapminpxz)
n_sp= minetest.get_perlin_map(np_sp, pmapsize) : get2dMap_flat(pmapminpxz)
end
-- BEGIN geome resolution
local vcva= math.abs(n_vc[nixz])
local vcv= n_vc[nixz]
local spv= n_sp[nixz]
@ -116,8 +131,9 @@ rocksl.gensed = function (minp, maxp, seed)
end
if not li then li="dirt" end
for y=minp.y, maxp.y do
local di=area:index(x,y,z)
-- END geome resolution
end
if ((data[di]==c_stone)or(data[di]==c_dwg)) and li then
data[di]=layers[li].ctx
if stats then stats.total=stats.total+1 stats[li]=stats[li]+1 end
@ -125,10 +141,14 @@ rocksl.gensed = function (minp, maxp, seed)
end
nixz= nixz+1
end end
if n_tp1 then
vm:set_data(data)
minetest.log("action", "rocks/gensed/ "..math.ceil((os.clock() - t1) * 1000).." ms ")
vm:write_to_map(data)
if stats then for k,v in pairs(stats) do print("stat: "..k..": "..((v/stats.total)*100).."%") end end
else
print("no sed layer y="..minp.y)
end
minetest.log("action", "rocks/gensed/ "..math.ceil((os.clock() - t1) * 1000).." ms ")
end
minetest.register_node( "rocks:slate", {