Bug fix (falling nodes)
Without this fix falling nodes (e.g. sand) do not work correctly. For example, placing sand on top of water the sand will drop and disappear.
This commit is contained in:
Craig Robbins
parent
5fa14b481a
commit
218738812e
@ -63,7 +63,7 @@ minetest.register_entity("caverealms:falling_ice", {
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if obj:is_player() then
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obj:set_hp(obj:get_hp() - 8)
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end
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end
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end
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-- Note: walkable is in the node definition, not in item groups
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if not bcd or
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(bcd.walkable or
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@ -103,19 +103,19 @@ minetest.register_entity("caverealms:falling_ice", {
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-- remove entity
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--minetest.add_node(np, self.node)
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self.object:remove()
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nodeupdate(np)
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caverealms:nodeupdate(np)
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else
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-- Do nothing
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end
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end
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})
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function spawn_falling_node(p, node)
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function caverealms:spawn_falling_node(p, node)
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obj = minetest.add_entity(p, "caverealms:falling_ice")
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obj:get_luaentity():set_node(node)
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end
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function drop_attached_node(p)
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function caverealms:drop_attached_node(p)
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local nn = minetest.get_node(p).name
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minetest.remove_node(p)
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for _,item in ipairs(minetest.get_node_drops(nn, "")) do
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@ -128,7 +128,7 @@ function drop_attached_node(p)
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end
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end
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function check_attached_node(p, n)
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function caverealms:check_attached_node(p, n)
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local def = minetest.registered_nodes[n.name]
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local d = {x=0, y=0, z=0}
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if def.paramtype2 == "wallmounted" then
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@ -161,7 +161,7 @@ end
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-- Some common functions
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--
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function nodeupdate_single(p, delay)
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function caverealms:nodeupdate_single(p, delay)
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n = minetest.get_node(p)
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if minetest.get_item_group(n.name, "falling_node") ~= 0 then
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p_bottom = {x=p.x, y=p.y-1, z=p.z}
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@ -175,25 +175,25 @@ function nodeupdate_single(p, delay)
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(not minetest.registered_nodes[n_bottom.name].walkable or
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minetest.registered_nodes[n_bottom.name].buildable_to) then
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if delay then
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minetest.after(0.1, nodeupdate_single, {x=p.x, y=p.y, z=p.z}, false)
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minetest.after(0.1, caverealms.nodeupdate_single, {x=p.x, y=p.y, z=p.z}, false)
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else
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n.level = minetest.env:get_node_level(p)
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minetest.remove_node(p)
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spawn_falling_node(p, n)
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nodeupdate(p)
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caverealms:spawn_falling_node(p, n)
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caverealms:nodeupdate(p)
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end
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end
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end
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if minetest.get_item_group(n.name, "attached_node") ~= 0 then
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if not check_attached_node(p, n) then
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drop_attached_node(p)
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nodeupdate(p)
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caverealms:drop_attached_node(p)
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caverealms:nodeupdate(p)
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end
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end
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end
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function nodeupdate(p, delay)
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function caverealms:nodeupdate(p, delay)
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-- Round p to prevent falling entities to get stuck
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p.x = math.floor(p.x+0.5)
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p.y = math.floor(p.y+0.5)
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@ -202,7 +202,7 @@ function nodeupdate(p, delay)
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for x = -1,1 do
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for y = -1,1 do
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for z = -1,1 do
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nodeupdate_single({x=p.x+x, y=p.y+y, z=p.z+z}, delay or not (x==0 and y==0 and z==0))
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caverealms:nodeupdate_single({x=p.x+x, y=p.y+y, z=p.z+z}, delay or not (x==0 and y==0 and z==0))
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end
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end
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end
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29
init.lua
29
init.lua
@ -90,13 +90,13 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local x0 = minp.x
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local y0 = minp.y
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local z0 = minp.z
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print ("[caverealms] chunk minp ("..x0.." "..y0.." "..z0..")") --tell people you are generating a chunk
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
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local data = vm:get_data()
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--grab content IDs
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local c_air = minetest.get_content_id("air")
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local c_stone = minetest.get_content_id("default:stone")
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@ -118,21 +118,21 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local c_worm = minetest.get_content_id("caverealms:glow_worm")
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local c_iciu = minetest.get_content_id("caverealms:icicle_up")
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local c_icid = minetest.get_content_id("caverealms:icicle_down")
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--mandatory values
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local sidelen = x1 - x0 + 1 --length of a mapblock
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local chulens = {x=sidelen, y=sidelen, z=sidelen} --table of chunk edges
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local minposxyz = {x=x0, y=y0, z=z0} --bottom corner
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local minposxz = {x=x0, y=z0} --2D bottom corner
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local nvals_cave = minetest.get_perlin_map(np_cave, chulens):get3dMap_flat(minposxyz) --cave noise for structure
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local nvals_wave = minetest.get_perlin_map(np_wave, chulens):get3dMap_flat(minposxyz) --wavy structure of cavern ceilings and floors
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local nvals_biome = minetest.get_perlin_map(np_biome, chulens):get2dMap_flat({x=x0+150, y=z0+50}) --2D noise for biomes (will be 3D humidity/temp later)
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local nixyz = 1 --3D node index
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local nixz = 1 --2D node index
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local nixyz2 = 1 --second 3D index for second loop
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for z = z0, z1 do -- for each xy plane progressing northwards
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--structure loop
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for y = y0, y1 do -- for each x row progressing upwards
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@ -155,7 +155,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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vi = vi + 1
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end
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end
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--decoration loop
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for y = y0, y1 do -- for each x row progressing upwards
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local tcave --same as above
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@ -168,7 +168,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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local vi = area:index(x0, y, z)
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for x = x0, x1 do -- for each node do
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--determine biome
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local biome = false --preliminary declaration
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n_biome = nvals_biome[nixz] --make an easier reference to the noise
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@ -186,7 +186,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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else
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biome = 3 --algae
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end
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if math.floor(((nvals_cave[nixyz2] + nvals_wave[nixyz2])/2)*100) == math.floor(tcave*100) then
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--ceiling
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local ai = area:index(x,y+1,z) --above index
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@ -259,7 +259,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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data[ai] = c_iciu
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end
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end
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if math.random() < STAGCHA then
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caverealms:stalagmite(x,y,z, area, data)
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end
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@ -267,7 +267,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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caverealms:crystal_stalagmite(x,y,z, area, data, biome)
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end
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end
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end
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nixyz2 = nixyz2 + 1
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nixz = nixz + 1
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@ -277,7 +277,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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nixz = nixz + sidelen --shift the 2D index up a layer
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end
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--send data back to voxelmanip
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vm:set_data(data)
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--calc lighting
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@ -289,3 +289,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local chugent = math.ceil((os.clock() - t1) * 1000) --grab how long it took
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print ("[caverealms] "..chugent.." ms") --tell people how long
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end)
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print("[caverealms] loaded!")
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