From 1cd512913e4d4ad1fb43d4b6e3d7971bb6c67528 Mon Sep 17 00:00:00 2001
From: ShadowNinja <shadowninja@minetest.net>
Date: Sun, 27 Apr 2014 17:55:49 -0400
Subject: Organize builtin into subdirectories

---
 builtin/voxelarea.lua | 103 --------------------------------------------------
 1 file changed, 103 deletions(-)
 delete mode 100644 builtin/voxelarea.lua

(limited to 'builtin/voxelarea.lua')

diff --git a/builtin/voxelarea.lua b/builtin/voxelarea.lua
deleted file mode 100644
index 93bbf73a8..000000000
--- a/builtin/voxelarea.lua
+++ /dev/null
@@ -1,103 +0,0 @@
-VoxelArea = {
-	MinEdge = {x=1, y=1, z=1},
-	MaxEdge = {x=0, y=0, z=0},
-	ystride = 0,
-	zstride = 0,
-}
-
-function VoxelArea:new(o)
-	o = o or {}
-	setmetatable(o, self)
-	self.__index = self
-
-	local e = o:getExtent()
-	o.ystride = e.x
-	o.zstride = e.x * e.y
-
-	return o
-end
-
-function VoxelArea:getExtent()
-	return {
-		x = self.MaxEdge.x - self.MinEdge.x + 1,
-		y = self.MaxEdge.y - self.MinEdge.y + 1,
-		z = self.MaxEdge.z - self.MinEdge.z + 1,
-	}
-end
-
-function VoxelArea:getVolume()
-	local e = self:getExtent()
-	return e.x * e.y * e.z
-end
-
-function VoxelArea:index(x, y, z)
-	local i = (z - self.MinEdge.z) * self.zstride +
-			  (y - self.MinEdge.y) * self.ystride +
-			  (x - self.MinEdge.x) + 1
-	return math.floor(i)
-end
-
-function VoxelArea:indexp(p)
-	local i = (p.z - self.MinEdge.z) * self.zstride +
-			  (p.y - self.MinEdge.y) * self.ystride +
-			  (p.x - self.MinEdge.x) + 1
-	return math.floor(i)
-end
-
-function VoxelArea:position(i)
-	local p = {}
- 
-	i = i - 1
-
-	p.z = math.floor(i / self.zstride) + self.MinEdge.z
-	i = i % self.zstride
-
-	p.y = math.floor(i / self.ystride) + self.MinEdge.y
-	i = i % self.ystride
-
-	p.x = math.floor(i) + self.MinEdge.x
-
-	return p
-end
-
-function VoxelArea:contains(x, y, z)
-	return (x >= self.MinEdge.x) and (x <= self.MaxEdge.x) and
-		   (y >= self.MinEdge.y) and (y <= self.MaxEdge.y) and
-		   (z >= self.MinEdge.z) and (z <= self.MaxEdge.z)
-end
-
-function VoxelArea:containsp(p)
-	return (p.x >= self.MinEdge.x) and (p.x <= self.MaxEdge.x) and
-		   (p.y >= self.MinEdge.y) and (p.y <= self.MaxEdge.y) and
-		   (p.z >= self.MinEdge.z) and (p.z <= self.MaxEdge.z)
-end
-
-function VoxelArea:containsi(i)
-	return (i >= 1) and (i <= self:getVolume())
-end
-
-function VoxelArea:iter(minx, miny, minz, maxx, maxy, maxz)
-	local i = self:index(minx, miny, minz) - 1
-	local last = self:index(maxx, maxy, maxz)
-	local ystride = self.ystride
-	local zstride = self.zstride
-	local yoff = (last+1) % ystride
-	local zoff = (last+1) % zstride
-	local ystridediff = (i - last) % ystride
-	local zstridediff = (i - last) % zstride
-	return function()
-		i = i + 1
-		if i % zstride == zoff then
-			i = i + zstridediff
-		elseif i % ystride == yoff then
-			i = i + ystridediff
-		end
-		if i <= last then
-			return i
-		end
-	end
-end
-
-function VoxelArea:iterp(minp, maxp)
-	return self:iter(minp.x, minp.y, minp.z, maxp.x, maxp.y, maxp.z)
-end
-- 
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