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minetest-australopithecus-worldgen-utils
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Made run_on_node easier reusable.

master
Robert Zenz 2015-05-02 10:12:55 +02:00
parent 5c88487556
commit 2023ff37dd
1 changed files with 26 additions and 20 deletions
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46
mods/worldgen_utils/ramps/rampgen.lua
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@ -68,6 +68,18 @@ function rampgen.init_templates()
})
end
--- Checks if the given node is "air".
--
-- @param node The node to check.
-- @return true if the node is air.
function rampgen.is_air(node)
if rampgen.air == nil then
rampgen.air = minetest.get_content_id("air")
end
return node == rampgen.air
end
--- Equals function for the mask values.
--
-- @param actual The atual value, generated from the map.
@ -104,16 +116,11 @@ function rampgen.run(manipulator, minp, maxp, nodes)
rampgen.init_templates()
end
local air = minetest.get_content_id("air")
local is_air = function(node)
return node == air
end
for y = minp.y, maxp.y, 1 do
for x = minp.x, maxp.x, 1 do
for z = minp.z, maxp.z, 1 do
if not is_air(manipulator:get_node(x, z, y)) then
rampgen.run_on_node(manipulator, x, z, y, is_air, nodes)
if not rampgen.is_air(manipulator:get_node(x, z, y)) then
rampgen.run_on_node(manipulator, x, z, y, nodes)
end
end
end
@ -126,7 +133,6 @@ end
-- @param x The x coordinate.
-- @param z The z coordinate.
-- @param y The y coordinate.
-- @param is_air The function that is used to determine if a node is air.
-- @param nodes The lookup table for the ramp creation. The lookup table
-- consists of entries with the ID of the node as key and the three
-- ramps. Example:
@ -136,10 +142,10 @@ end
-- ramp = ramp_node,
-- inner = inner_corner_node,
-- outer = outer_corner_node }}
function rampgen.run_on_node(manipulator, x, z, y, is_air, nodes)
function rampgen.run_on_node(manipulator, x, z, y, nodes)
local node = manipulator:get_node(x, z, y)
if is_air(node) then
if rampgen.is_air(node) then
return
end
@ -149,8 +155,8 @@ function rampgen.run_on_node(manipulator, x, z, y, is_air, nodes)
return
end
local above_air = is_air(manipulator:get_node(x, z, y - 1))
local below_air = is_air(manipulator:get_node(x, z, y + 1))
local above_air = rampgen.is_air(manipulator:get_node(x, z, y - 1))
local below_air = rampgen.is_air(manipulator:get_node(x, z, y + 1))
if node_info.param_floor ~= nil and not node_info.param_floor then
below_air = false;
@ -166,14 +172,14 @@ function rampgen.run_on_node(manipulator, x, z, y, is_air, nodes)
-- -? +?
-- -+ ?+ ++
local node_mask = {
is_air(manipulator:get_node(x - 1, z - 1, y)),
is_air(manipulator:get_node(x, z - 1, y)),
is_air(manipulator:get_node(x + 1, z - 1, y)),
is_air(manipulator:get_node(x + 1, z, y)),
is_air(manipulator:get_node(x + 1, z + 1, y)),
is_air(manipulator:get_node(x, z + 1, y)),
is_air(manipulator:get_node(x - 1, z + 1, y)),
is_air(manipulator:get_node(x - 1, z, y))
rampgen.is_air(manipulator:get_node(x - 1, z - 1, y)),
rampgen.is_air(manipulator:get_node(x, z - 1, y)),
rampgen.is_air(manipulator:get_node(x + 1, z - 1, y)),
rampgen.is_air(manipulator:get_node(x + 1, z, y)),
rampgen.is_air(manipulator:get_node(x + 1, z + 1, y)),
rampgen.is_air(manipulator:get_node(x, z + 1, y)),
rampgen.is_air(manipulator:get_node(x - 1, z + 1, y)),
rampgen.is_air(manipulator:get_node(x - 1, z, y))
}
rampgen.templates:foreach(function(template, index)