forked from mtcontrib/Minetest-WorldEdit
Slight optimizations, and make //pyramid work properly again.
This commit is contained in:
Anthony Zhang
@@ -24,13 +24,13 @@ worldedit.hollow_sphere = function(pos, radius, nodename)
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local zstride, ystride = area.zstride, area.ystride
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local count = 0
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for z = -radius, radius do
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local newz = (z + offsetz) * zstride
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local newz = (z + offsetz) * zstride + 1 --offset contributed by z plus 1 to make it 1-indexed
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for y = -radius, radius do
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local newy = newz + (y + offsety) * ystride
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for x = -radius, radius do
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local squared = x * x + y * y + z * z
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if squared >= min_radius and squared <= max_radius then --position is on surface of sphere
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local i = newy + (x + offsetx) + 1
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local i = newy + (x + offsetx)
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nodes[i] = node_id
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count = count + 1
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end
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@@ -69,12 +69,12 @@ worldedit.sphere = function(pos, radius, nodename)
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local zstride, ystride = area.zstride, area.ystride
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local count = 0
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for z = -radius, radius do
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local newz = (z + offsetz) * zstride
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local newz = (z + offsetz) * zstride + 1 --offset contributed by z plus 1 to make it 1-indexed
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for y = -radius, radius do
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local newy = newz + (y + offsety) * ystride
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for x = -radius, radius do
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if x * x + y * y + z * z <= max_radius then --position is inside sphere
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local i = newy + (x + offsetx) + 1
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local i = newy + (x + offsetx)
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nodes[i] = node_id
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count = count + 1
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end
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@@ -113,13 +113,13 @@ worldedit.hollow_dome = function(pos, radius, nodename)
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local zstride, ystride = area.zstride, area.ystride
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local count = 0
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for z = -radius, radius do
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local newz = (z + offsetz) * zstride
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local newz = (z + offsetz) * zstride + 1 --offset contributed by z plus 1 to make it 1-indexed
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for y = 0, radius do
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local newy = newz + (y + offsety) * ystride
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for x = -radius, radius do
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local squared = x * x + y * y + z * z
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if squared >= min_radius and squared <= max_radius then --position is on surface of sphere
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local i = newy + (x + offsetx) + 1
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local i = newy + (x + offsetx)
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nodes[i] = node_id
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count = count + 1
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end
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@@ -158,12 +158,12 @@ worldedit.dome = function(pos, radius, nodename) --wip: use bresenham sphere for
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local zstride, ystride = area.zstride, area.ystride
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local count = 0
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for z = -radius, radius do
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local newz = (z + offsetz) * zstride
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local newz = (z + offsetz) * zstride + 1 --offset contributed by z plus 1 to make it 1-indexed
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for y = 0, radius do
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local newy = newz + (y + offsety) * ystride
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for x = -radius, radius do
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if x * x + y * y + z * z <= max_radius then --position is inside sphere
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local i = newy + (x + offsetx) + 1
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local i = newy + (x + offsetx)
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nodes[i] = node_id
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count = count + 1
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end
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@@ -248,7 +248,7 @@ worldedit.hollow_cylinder = function(pos, axis, length, radius, nodename) --wip:
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end
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--adds a cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`, returning the number of nodes added
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worldedit.cylinder = function(pos, axis, length, radius, nodename, env) --wip: rewrite this using voxelmanip
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worldedit.cylinder = function(pos, axis, length, radius, nodename, env)
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local other1, other2
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if axis == "x" then
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other1, other2 = "y", "z"
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@@ -295,7 +295,7 @@ worldedit.cylinder = function(pos, axis, length, radius, nodename, env) --wip: r
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local min_slice, max_slice = offset[axis], offset[axis] + length - 1
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local count = 0
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for axis1 = -radius, radius do
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local newaxis1 = (axis1 + offset[other1]) * stride[other1]
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local newaxis1 = (axis1 + offset[other1]) * stride[other1] + 1 --offset contributed by other axis 1 plus 1 to make it 1-indexed
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for axis2 = -radius, radius do
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local newaxis2 = newaxis1 + (axis2 + offset[other2]) * stride[other2]
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if axis1 * axis1 + axis2 * axis2 <= max_radius then
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@@ -317,12 +317,9 @@ worldedit.cylinder = function(pos, axis, length, radius, nodename, env) --wip: r
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end
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--adds a pyramid centered at `pos` with height `height`, composed of `nodename`, returning the number of nodes added
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worldedit.pyramid = function(pos, height, nodename, env) --wip: rewrite this using voxelmanip
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local pos1x, pos1y, pos1z = pos.x - height, pos.y, pos.z - height
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local pos2x, pos2y, pos2z = pos.x + height, pos.y + height, pos.z + height
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local pos = {x=0, y=pos1y, z=0}
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local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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worldedit.pyramid = function(pos, height, nodename, env)
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local pos1 = {x=pos.x - height, y=pos.y, z=pos.z - height}
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local pos2 = {x=pos.x + height, y=pos.y + height, z=pos.z + height}
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--set up voxel manipulator
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local manip = minetest.get_voxel_manip()
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@@ -338,8 +335,21 @@ worldedit.pyramid = function(pos, height, nodename, env) --wip: rewrite this usi
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--fill selected area with node
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local node_id = minetest.get_content_id(nodename)
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for i in area:iterp(pos1, pos2) do
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nodes[i] = node_id
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height = height - 1
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local offsetx, offsety, offsetz = pos.x - emerged_pos1.x, pos.y - emerged_pos1.y, pos.z - emerged_pos1.z
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local zstride, ystride = area.zstride, area.ystride
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local count = 0
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for y = 0, height do --go through each level of the pyramid
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local newy = (y + offsety) * ystride + 1 --offset contributed by y plus 1 to make it 1-indexed
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for z = -height, height do
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local newz = newy + (z + offsetz) * zstride
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for x = -height, height do
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local i = newz + (x + offsetx)
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nodes[i] = node_id
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end
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end
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height = height - 1
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count = count + ((height - y) * 2 + 1) ^ 2
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end
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--update map nodes
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@@ -347,26 +357,6 @@ worldedit.pyramid = function(pos, height, nodename, env) --wip: rewrite this usi
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manip:write_to_map()
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manip:update_map()
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local count = 0
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local node = {name=nodename}
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if env == nil then env = minetest.env end
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while pos.y <= pos2y do --each vertical level of the pyramid
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pos.x = pos1x
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while pos.x <= pos2x do
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pos.z = pos1z
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while pos.z <= pos2z do
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env:add_node(pos, node)
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pos.z = pos.z + 1
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end
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pos.x = pos.x + 1
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end
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count = count + ((pos2y - pos.y) * 2 + 1) ^ 2
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pos.y = pos.y + 1
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pos1x, pos2x = pos1x + 1, pos2x - 1
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pos1z, pos2z = pos1z + 1, pos2z - 1
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end
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return count
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end
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