VoxeLibre
/
mcl_multi_map
31
1
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Full implementation of layer wrapping, noise mixing and noise 

mirroring on all edges. Teleportation implemented, also on all
edges.
This commit is contained in:
evrooije 2018-07-31 21:49:32 +02:00
parent e29ad477ea
commit f24d4a3a80
4 changed files with 117 additions and 82 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
multi_map_core/core.lua
View File

@ -70,7 +70,6 @@ function multi_map.get_layer_name_y(y)
end
end
-- Get the absolute y center centerpoint for a given layer
-- current_layer = the layer for which to calculate the centerpoint, or if nil the current layer that multi_map is processing
function multi_map.get_absolute_centerpoint(current_layer)
@ -377,17 +376,7 @@ multi_map.node = setmetatable({}, {
-- Simple init, does a sanity check of the settings and sets the mapgen to singlenode
minetest.register_on_mapgen_init(function(mapgen_params)
minetest.set_mapgen_params({mgname="singlenode"})
end)
local firstrun = true
function multi_map.initialized()
return not firstrun
end
-- Here all the magic (or should I say mess...) happens!
minetest.register_on_generated(function(minp, maxp)
if firstrun then
minetest.after(0, function()
multi_map.layer_height = multi_map.layer_height_chunks * 80
multi_map.layers_start = multi_map.layers_start_chunk * 80
multi_map.half_layer_height = multi_map.layer_height / 2
@ -400,9 +389,11 @@ minetest.register_on_generated(function(minp, maxp)
minetest.log("action", "[multi_map] First on_generated call started, module state:")
minetest.log("action", "[multi_map]")
multi_map.log_state()
firstrun = false
end
end)
end)
-- Here all the magic (or should I say mess...) happens!
minetest.register_on_generated(function(minp, maxp)
multi_map.set_current_layer(minp.y)
local sidelen = maxp.x - minp.x + 1
@ -420,12 +411,9 @@ minetest.register_on_generated(function(minp, maxp)
local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
local vm_data = vm:get_data()
local skip = false
if multi_map.override_bedrock_generator then
skip = multi_map.override_bedrock_generator(multi_map.current_layer, vm, area, vm_data, minp, maxp, offset_minp, offset_maxp)
end
if not skip then
multi_map.override_bedrock_generator(multi_map.current_layer, vm, area, vm_data, minp, maxp, offset_minp, offset_maxp)
else
multi_map.generate_singlenode_chunk(minp, maxp, area, vm_data, multi_map.node[multi_map.bedrock])
vm:set_data(vm_data)
@ -441,12 +429,9 @@ minetest.register_on_generated(function(minp, maxp)
local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
local vm_data = vm:get_data()
local skip = false
if multi_map.override_skyrock_generator then
skip = multi_map.override_skyrock_generator(multi_map.current_layer, vm, area, vm_data, minp, maxp, offset_minp, offset_maxp)
end
if not skip then
multi_map.override_skyrock_generator(multi_map.current_layer, vm, area, vm_data, minp, maxp, offset_minp, offset_maxp)
else
multi_map.generate_singlenode_chunk(minp, maxp, area, vm_data, multi_map.node[multi_map.skyrock])
vm:set_lighting({day=15, night=0})
@ -454,6 +439,14 @@ minetest.register_on_generated(function(minp, maxp)
vm:calc_lighting(false)
vm:write_to_map(false)
end
elseif multi_map.wrap_layers and multi_map.in_skip_area({ x = minp.x, y = minp.z }) then
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
local vm_data = vm:get_data()
multi_map.generate_singlenode_chunk(minp, maxp, area, vm_data, multi_map.node["multi_map_core:skyrock"])
vm:set_data(vm_data)
vm:calc_lighting(false)
vm:write_to_map(false)
else
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})

2
multi_map_core/hud.lua
View File

@ -27,7 +27,7 @@ minetest.register_on_leaveplayer(function(player)
end)
function multi_map.update_hud(player)
if not multi_map.hud.enabled or not multi_map.initialized() then
if not multi_map.hud.enabled then
return
end

150
multi_map_core/noise_mixer.lua
View File

@ -52,13 +52,13 @@ end
function multi_map.get_which_world_edge(pos)
if pos.x < -30912 + 160 then
if pos.x < -30912 + 240 then
return multi_map.world_edge.NEGATIVE_X
elseif pos.x > 30927 - 160 then
elseif pos.x > 30927 - 240 then
return multi_map.world_edge.POSITIVE_X
elseif pos.y < -30912 + 160 then
elseif pos.y < -30912 + 240 then
return multi_map.world_edge.NEGATIVE_Z
elseif pos.y > 30927 - 160 then
elseif pos.y > 30927 - 240 then
return multi_map.world_edge.POSITIVE_Z
else
return nil
@ -67,33 +67,41 @@ function multi_map.get_which_world_edge(pos)
end
function multi_map.in_mixing_area(pos)
if pos.x < -30912 + 160 or pos.x > 30927 - 160 or
pos.y < -30912 + 160 or pos.y > 30927 - 160 then
if pos.x > 30927 - 240 or pos.y > 30927 - 240 then
return true
else
return false
end
end
function multi_map.in_mirrored_area(pos)
if pos.x < -30912 + 80 or pos.x > 30927 - 80 or
pos.y < -30912 + 80 or pos.y > 30927 - 80 then
function multi_map.in_mirrored_area_1(pos)
if pos.x > 30927 - 160 or pos.y > 30927 - 160 then
return true
else
return false
end
end
-- Current
-- 160 80
-- [ ] [ ]
-- [ L ] [ M ]
-- [ ] [ ]
-- Opposite
-- 0 80
-- [ ] [ ]
-- [ L ] [ M ]
-- [ ] [ ]
function multi_map.in_mirrored_area_2(pos)
if pos.x > 30927 - 80 or pos.y > 30927 - 80 then
return true
else
return false
end
end
function multi_map.in_skip_area(pos)
if pos.x < -30912 + 80 or pos.y < -30912 + 80 then
return true
else
return false
end
end
-- Normal area Mixed area Mirrored area Teleport area
-- layer 1a (-320) --> layer mixed 1b (-240) and 2a (0) --> layer 1 supressed (-160) layer 2b mirrored (80) --> teleport --> layer 1 supressed (-80) layer 2c mirrored (160)
-- Normal area Normal area Normal area
-- layer 2a (0) air --> layer 2b (80) --> teleport --> layer 2c (160)
function multi_map.get_mixed_2dnoise_flat(name, chulenxz, minposxz, layer)
local edge = multi_map.get_which_world_edge(minposxz)
@ -109,56 +117,57 @@ function multi_map.get_mixed_2dnoise_flat(name, chulenxz, minposxz, layer)
local opposite_minposxz = { x = minposxz.x, y = minposxz.y }
if multi_map.in_mirrored_area(minposxz) then
if multi_map.world_edge.NEGATIVE_X == edge then
opposite_minposxz.x = 30927 - 160
elseif multi_map.world_edge.POSITIVE_X == edge then
if multi_map.in_mirrored_area_2(minposxz) then
if multi_map.world_edge.POSITIVE_X == edge then
opposite_minposxz.x = -30912 + 160
elseif multi_map.world_edge.NEGATIVE_Z == edge then
opposite_minposxz.y = 30927 - 160
elseif multi_map.world_edge.POSITIVE_Z == edge then
opposite_minposxz.y = -30912 + 160
end
local noise1 = minetest.get_perlin_map(multi_map.global_2d_params[name][layer], chulenxz)
local noise2 = minetest.get_perlin_map(multi_map.global_2d_params[name][target_layer], chulenxz)
local map1 = noise1:get2dMap_flat(minposxz)
local map2 = noise2:get2dMap_flat(opposite_minposxz)
if multi_map.world_edge.NEGATIVE_X == edge then
return multi_map.mix_noise_map_x(map1, map2, opposite_minposxz)
elseif multi_map.world_edge.POSITIVE_X == edge then
return multi_map.mix_noise_map_x(map2, map1, opposite_minposxz)
elseif multi_map.world_edge.NEGATIVE_Z == edge then
return multi_map.mix_noise_map_z(map1, map2, opposite_minposxz)
elseif multi_map.world_edge.POSITIVE_Z == edge then
return multi_map.mix_noise_map_x(map2, map1, opposite_minposxz)
end
return map2
elseif multi_map.in_mixing_area(minposxz) then
if multi_map.world_edge.NEGATIVE_X == edge then
opposite_minposxz.x = 30927 - 80
elseif multi_map.world_edge.POSITIVE_X == edge then
elseif multi_map.in_mirrored_area_1(minposxz) then
if multi_map.world_edge.POSITIVE_X == edge then
opposite_minposxz.x = -30912 + 80
elseif multi_map.world_edge.NEGATIVE_Z == edge then
opposite_minposxz.y = 30927 - 80
elseif multi_map.world_edge.POSITIVE_Z == edge then
opposite_minposxz.y = -30912 + 80
end
local noise2 = minetest.get_perlin_map(multi_map.global_2d_params[name][target_layer], chulenxz)
local map2 = noise2:get2dMap_flat(opposite_minposxz)
return map2
elseif multi_map.in_mixing_area(minposxz) then
if multi_map.world_edge.POSITIVE_X == edge then
opposite_minposxz.x = -30912
elseif multi_map.world_edge.POSITIVE_Z == edge then
opposite_minposxz.y = -30912
end
if multi_map.world_edge.NEGATIVE_X == edge then
local noise2 = minetest.get_perlin_map(multi_map.global_2d_params[name][target_layer], chulenxz)
local map2 = noise2:get2dMap_flat(opposite_minposxz)
return map2
elseif multi_map.world_edge.POSITIVE_X == edge then
local noise1 = minetest.get_perlin_map(multi_map.global_2d_params[name][layer], chulenxz)
local noise2 = minetest.get_perlin_map(multi_map.global_2d_params[name][target_layer], chulenxz)
local map1 = noise1:get2dMap_flat(minposxz)
local map2 = noise2:get2dMap_flat(opposite_minposxz)
if multi_map.world_edge.NEGATIVE_X == edge then
return multi_map.mix_noise_map_x(map2, map1, minposxz)
elseif multi_map.world_edge.POSITIVE_X == edge then
return multi_map.mix_noise_map_x(map1, map2, minposxz)
elseif multi_map.world_edge.NEGATIVE_Z == edge then
return multi_map.mix_noise_map_z(map2, map1, minposxz)
local noise2 = minetest.get_perlin_map(multi_map.global_2d_params[name][target_layer], chulenxz)
local map2 = noise2:get2dMap_flat(opposite_minposxz)
return map2
elseif multi_map.world_edge.POSITIVE_Z == edge then
return multi_map.mix_noise_map_x(map1, map2, minposxz)
local noise1 = minetest.get_perlin_map(multi_map.global_2d_params[name][layer], chulenxz)
local noise2 = minetest.get_perlin_map(multi_map.global_2d_params[name][target_layer], chulenxz)
local map1 = noise1:get2dMap_flat(minposxz)
local map2 = noise2:get2dMap_flat(opposite_minposxz)
return multi_map.mix_noise_map_z(map2, map1, minposxz)
end
else
return nil
@ -189,16 +198,49 @@ function multi_map.mix_noise_map_z(map1, map2, minposxz)
local new_map = {}
local nixz = 1
for y = minposxz.y, minposxz.y + 80 do
local weight_index = 1
for x = minposxz.x, minposxz.x + 80 do
new_map[nixz] = ( map1[nixz] * (1 - (weight_index / 160)) ) + ( map2[nixz] * (weight_index / 160) )
local weight_index = 79
for y = minposxz.y, minposxz.y + 79 do
for x = minposxz.x, minposxz.x + 79 do
new_map[nixz] = ( map1[nixz] * (1 - (weight_index / 80)) ) + ( map2[nixz] * (weight_index / 80) )
nixz = nixz + 1
end
weight_index = weight_index + 1
nixz = nixz - 80
weight_index = weight_index - 1
end
return new_map
end
local timer = 0
minetest.register_globalstep(function(dtime)
timer = timer + dtime;
if timer >= 0.5 then
for _,player in ipairs(minetest.get_connected_players()) do
local posxz = { x = player:get_pos().x, y = player:get_pos().z }
local edge = multi_map.get_which_world_edge(posxz)
if edge then
local layer = multi_map.get_layer(player:get_pos().y)
local target_layer = multi_map.get_linked_layer(layer, edge)
if target_layer then
if posxz.x > 30927 - 79 then
local ydiff = (target_layer - layer) * multi_map.layer_height
player:set_pos({ x = 240 + posxz.x - 61840, y = player:get_pos().y + ydiff, z = player:get_pos().z })
end
if posxz.x < -30912 + 160 then
local ydiff = (target_layer - layer) * multi_map.layer_height
player:set_pos({ x = -240 + posxz.x + 61840, y = player:get_pos().y + ydiff, z = player:get_pos().z })
end
if posxz.y > 30927 - 79 then
local ydiff = (target_layer - layer) * multi_map.layer_height
player:set_pos({ x = player:get_pos().x, y = player:get_pos().y + ydiff, z = 240 + posxz.y - 61840 })
end
if posxz.y < -30912 + 160 then
local ydiff = (target_layer - layer) * multi_map.layer_height
player:set_pos({ x = player:get_pos().x, y = player:get_pos().y + ydiff, z = -240 + posxz.y + 61840 })
end
end
end
end
timer = 0
end
end)

4
multi_map_generators/init.lua
View File

@ -23,8 +23,8 @@ multi_map.register_generator(18, mmgen_testauri.generate)
multi_map.register_generator(19, mmgen_testauri.generate)
multi_map.register_generator(20, mmgen_testauri.generate)
--multi_map.register_linked_layer(19, multi_map.world_edge.POSITIVE_X, 20, true)
--multi_map.register_linked_layer(19, multi_map.world_edge.NEGATIVE_X, 18, true)
multi_map.register_linked_layer(19, multi_map.world_edge.POSITIVE_Z, 20, true)
multi_map.register_linked_layer(19, multi_map.world_edge.NEGATIVE_Z, 18, true)
--multi_map.register_generator(9, mmgen_simple.generate, { nodetype = "default:sandstone", height = 0 })
--multi_map.register_generator(9, mmgen_simple.generate, { nodetype = "default:sandstone", height = 1 })