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Sphere as motherlode of veins.

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This commit is contained in:
Tomáš Brada 2015-05-10 23:37:47 +02:00
parent b183c489ee
commit b203d77ffe
1 changed files with 14 additions and 0 deletions
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14
rocks/veins.lua
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@ -2,6 +2,18 @@
local pr local pr
local function draw_sphere(data,area,pos,radius,with)
local rsq=radius^2
radius=radius+2
for x=-radius, radius do
for y=-radius, radius do
for z=-radius, radius do
if (x^2)+(y^2)+(z^2)<=rsq then
data[area:index(x+pos.x,y+pos.y,z+pos.z)]=with
end
end end end
end
rocksl.genvein=function(minp,maxp,seed,vm,area) rocksl.genvein=function(minp,maxp,seed,vm,area)
local t1 = os.clock() local t1 = os.clock()
local data = vm:get_data() local data = vm:get_data()
@ -22,6 +34,7 @@ rocksl.genvein=function(minp,maxp,seed,vm,area)
print("maxp="..maxp.x..","..maxp.y..","..maxp.z) print("maxp="..maxp.x..","..maxp.y..","..maxp.z)
--local pointA=vector.add(minp,chunksize/2) --local pointA=vector.add(minp,chunksize/2)
local pointA=vector.new(pr:next(0,chunksizer)+minp.x,pr:next(0,chunksizer)+minp.y,pr:next(0,chunksizer)+minp.z) local pointA=vector.new(pr:next(0,chunksizer)+minp.x,pr:next(0,chunksizer)+minp.y,pr:next(0,chunksizer)+minp.z)
draw_sphere(data,area,pointA,5,c_sample)
for vc=1, numveins do for vc=1, numveins do
--local pointA=vector.new(pr:next(0,chunksizer)+minp.x,pr:next(0,chunksizer)+minp.y,pr:next(0,chunksizer)+minp.z) --local pointA=vector.new(pr:next(0,chunksizer)+minp.x,pr:next(0,chunksizer)+minp.y,pr:next(0,chunksizer)+minp.z)
@ -40,6 +53,7 @@ rocksl.genvein=function(minp,maxp,seed,vm,area)
p=vector.round(p) p=vector.round(p)
local di=area:index(p.x,p.y,p.z) local di=area:index(p.x,p.y,p.z)
data[di]=c_sample data[di]=c_sample
--draw_sphere(data,area,p,1,c_sample)
end end
end end