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minetest/games/minimal/mods/experimental/init.lua

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--
-- Experimental things
--
dofile(minetest.get_modpath("experimental").."/modchannels.lua")
-- For testing random stuff
experimental = {}
function experimental.print_to_everything(msg)
minetest.log("action", msg)
minetest.chat_send_all(msg)
end
--[[
experimental.player_visual_index = 0
function switch_player_visual()
for _, obj in pairs(minetest.get_connected_players()) do
if experimental.player_visual_index == 0 then
obj:set_properties({visual="upright_sprite"})
else
obj:set_properties({visual="cube"})
end
end
experimental.player_visual_index = (experimental.player_visual_index + 1) % 2
minetest.after(1.0, switch_player_visual)
end
minetest.after(1.0, switch_player_visual)
]]
minetest.register_node("experimental:soundblock", {
tiles = {"unknown_node.png", "default_tnt_bottom.png",
"default_tnt_side.png", "default_tnt_side.png",
"default_tnt_side.png", "default_tnt_side.png"},
inventory_image = minetest.inventorycube("unknown_node.png",
"default_tnt_side.png", "default_tnt_side.png"),
groups = {dig_immediate=3},
})
minetest.register_alias("sb", "experimental:soundblock")
minetest.register_abm({
nodenames = {"experimental:soundblock"},
interval = 1,
chance = 1,
action = function(p0, node, _, _)
minetest.sound_play("default_grass_footstep", {pos=p0, gain=0.5})
end,
})
--[[
stepsound = -1
function test_sound()
print("test_sound")
stepsound = minetest.sound_play("default_grass_footstep", {gain=1.0})
minetest.after(2.0, test_sound)
--minetest.after(0.1, test_sound_stop)
end
function test_sound_stop()
print("test_sound_stop")
minetest.sound_stop(stepsound)
minetest.after(2.0, test_sound)
end
test_sound()
--]]
function on_step(dtime)
-- print("experimental on_step")
--[[
objs = minetest.get_objects_inside_radius({x=0,y=0,z=0}, 10)
for k, obj in pairs(objs) do
name = obj:get_player_name()
if name then
print(name.." at "..dump(obj:getpos()))
print(name.." dir: "..dump(obj:get_look_dir()))
print(name.." pitch: "..dump(obj:get_look_pitch()))
print(name.." yaw: "..dump(obj:get_look_yaw()))
else
print("Some object at "..dump(obj:getpos()))
end
end
--]]
--[[
if experimental.t1 == nil then
experimental.t1 = 0
end
experimental.t1 = experimental.t1 + dtime
if experimental.t1 >= 2 then
experimental.t1 = experimental.t1 - 2
minetest.log("verbose", "time of day is "..minetest.get_timeofday())
if experimental.day then
minetest.log("verbose", "forcing day->night")
experimental.day = false
minetest.set_timeofday(0.0)
else
minetest.log("verbose", "forcing night->day")
experimental.day = true
minetest.set_timeofday(0.5)
end
minetest.log("verbose", "time of day is "..minetest.get_timeofday())
end
--]]
end
minetest.register_globalstep(on_step)
--
-- Random stuff
--
--
-- TNT (not functional)
--
minetest.register_craft({
output = 'experimental:tnt',
recipe = {
{'default:wood'},
{'default:coal_lump'},
{'default:wood'}
}
})
minetest.register_node("experimental:tnt", {
tiles = {"default_tnt_top.png", "default_tnt_bottom.png",
"default_tnt_side.png", "default_tnt_side.png",
"default_tnt_side.png", "default_tnt_side.png"},
inventory_image = minetest.inventorycube("default_tnt_top.png",
"default_tnt_side.png", "default_tnt_side.png"),
drop = '', -- Get nothing
material = {
diggability = "not",
},
})
minetest.register_on_punchnode(function(p, node)
if node.name == "experimental:tnt" then
minetest.remove_node(p)
minetest.add_entity(p, "experimental:tnt")
minetest.check_for_falling(p)
end
end)
local TNT = {
-- Static definition
physical = true, -- Collides with things
-- weight = 5,
collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
visual = "cube",
textures = {"default_tnt_top.png", "default_tnt_bottom.png",
"default_tnt_side.png", "default_tnt_side.png",
"default_tnt_side.png", "default_tnt_side.png"},
-- Initial value for our timer
timer = 0,
-- Number of punches required to defuse
health = 1,
blinktimer = 0,
blinkstatus = true,
}
-- Called when a TNT object is created
function TNT:on_activate(staticdata)
print("TNT:on_activate()")
self.object:setvelocity({x=0, y=4, z=0})
self.object:setacceleration({x=0, y=-10, z=0})
self.object:settexturemod("^[brighten")
self.object:set_armor_groups({immortal=1})
end
-- Called periodically
function TNT:on_step(dtime)
--print("TNT:on_step()")
self.timer = self.timer + dtime
self.blinktimer = self.blinktimer + dtime
if self.blinktimer > 0.5 then
self.blinktimer = self.blinktimer - 0.5
if self.blinkstatus then
self.object:settexturemod("")
else
self.object:settexturemod("^[brighten")
end
self.blinkstatus = not self.blinkstatus
end
end
-- Called when object is punched
function TNT:on_punch(hitter)
print("TNT:on_punch()")
self.health = self.health - 1
if self.health <= 0 then
self.object:remove()
hitter:get_inventory():add_item("main", "experimental:tnt")
--hitter:set_hp(hitter:get_hp() - 1)
end
end
-- Called when object is right-clicked
function TNT:on_rightclick(clicker)
--pos = self.object:getpos()
--pos = {x=pos.x, y=pos.y+0.1, z=pos.z}
--self.object:moveto(pos, false)
end
--print("TNT dump: "..dump(TNT))
--print("Registering TNT");
minetest.register_entity("experimental:tnt", TNT)
-- Add TNT's old name also
minetest.register_alias("TNT", "experimental:tnt")
--
-- The dummyball!
--
minetest.register_entity("experimental:dummyball", {
initial_properties = {
hp_max = 20,
physical = false,
collisionbox = {-0.4,-0.4,-0.4, 0.4,0.4,0.4},
visual = "sprite",
visual_size = {x=1, y=1},
textures = {"experimental_dummyball.png"},
spritediv = {x=1, y=3},
initial_sprite_basepos = {x=0, y=0},
},
phase = 0,
phasetimer = 0,
on_activate = function(self, staticdata)
minetest.log("action", "Dummyball activated!")
end,
on_step = function(self, dtime)
self.phasetimer = self.phasetimer + dtime
if self.phasetimer > 2.0 then
self.phasetimer = self.phasetimer - 2.0
self.phase = self.phase + 1
if self.phase >= 3 then
self.phase = 0
end
self.object:setsprite({x=0, y=self.phase})
phasearmor = {
[0]={cracky=3},
[1]={crumbly=3},
[2]={fleshy=3}
}
self.object:set_armor_groups(phasearmor[self.phase])
end
end,
on_punch = function(self, hitter)
end,
})
minetest.register_on_chat_message(function(name, message)
local cmd = "/dummyball"
if message:sub(0, #cmd) == cmd then
count = tonumber(message:sub(#cmd+1)) or 1
if not minetest.get_player_privs(name)["give"] then
minetest.chat_send_player(name, "you don't have permission to spawn (give)")
return true -- Handled chat message
end
if not minetest.get_player_privs(name)["interact"] then
minetest.chat_send_player(name, "you don't have permission to interact")
return true -- Handled chat message
end
if count >= 2 and not minetest.get_player_privs(name)["server"] then
minetest.chat_send_player(name, "you don't have " ..
"permission to spawn multiple " ..
"dummyballs (server)")
return true -- Handled chat message
end
local player = minetest.get_player_by_name(name)
if player == nil then
print("Unable to spawn entity, player is nil")
return true -- Handled chat message
end
local entityname = "experimental:dummyball"
local p = player:getpos()
p.y = p.y + 1
for i = 1,count do
minetest.add_entity(p, entityname)
end
minetest.chat_send_player(name, '"'..entityname
..'" spawned '..tostring(count)..' time(s).');
return true -- Handled chat message
end
end)
--
-- A test entity for testing animated and yaw-modulated sprites
--
minetest.register_entity("experimental:testentity", {
-- Static definition
physical = true, -- Collides with things
-- weight = 5,
collisionbox = {-0.7,-1.35,-0.7, 0.7,1.0,0.7},
--collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
visual = "sprite",
visual_size = {x=2, y=3},
textures = {"dungeon_master.png^[makealpha:128,0,0^[makealpha:128,128,0"},
spritediv = {x=6, y=5},
initial_sprite_basepos = {x=0, y=0},
on_activate = function(self, staticdata)
print("testentity.on_activate")
self.object:setsprite({x=0,y=0}, 1, 0, true)
--self.object:setsprite({x=0,y=0}, 4, 0.3, true)
-- Set gravity
self.object:setacceleration({x=0, y=-10, z=0})
-- Jump a bit upwards
self.object:setvelocity({x=0, y=10, z=0})
end,
on_punch = function(self, hitter)
self.object:remove()
hitter:add_to_inventory('craft testobject1 1')
end,
on_death = function(self, killer)
print("testentity.on_death")
end
})
--
-- More random stuff
--
minetest.register_on_respawnplayer(function(player)
print("on_respawnplayer")
-- player:setpos({x=0, y=30, z=0})
-- return true
end)
minetest.register_on_generated(function(minp, maxp)
--print("on_generated: minp="..dump(minp).." maxp="..dump(maxp))
--cp = {x=(minp.x+maxp.x)/2, y=(minp.y+maxp.y)/2, z=(minp.z+maxp.z)/2}
--minetest.add_node(cp, {name="sand"})
end)
-- Example setting get
--print("setting max_users = " .. dump(minetest.setting_get("max_users")))
--print("setting asdf = " .. dump(minetest.setting_get("asdf")))
minetest.register_on_chat_message(function(name, message)
--[[print("on_chat_message: name="..dump(name).." message="..dump(message))
local cmd = "/testcommand"
if message:sub(0, #cmd) == cmd then
print(cmd.." invoked")
return true
end
local cmd = "/help"
if message:sub(0, #cmd) == cmd then
print("script-overridden help command")
minetest.chat_send_all("script-overridden help command")
return true
end]]
end)
-- Grow papyrus on TNT every 10 seconds
--[[minetest.register_abm({
nodenames = {"TNT"},
interval = 10.0,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
print("TNT ABM action")
pos.y = pos.y + 1
minetest.add_node(pos, {name="papyrus"})
end,
})]]
-- Replace texts of alls signs with "foo" every 10 seconds
--[[minetest.register_abm({
nodenames = {"sign_wall"},
interval = 10.0,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
print("ABM: Sign text changed")
local meta = minetest.get_meta(pos)
meta:set_text("foo")
end,
})]]
--[[local ncpos = nil
local ncq = 1
local ncstuff = {
{2, 1, 0, 3}, {3, 0, 1, 2}, {4, -1, 0, 1}, {5, -1, 0, 1}, {6, 0, -1, 0},
{7, 0, -1, 0}, {8, 1, 0, 3}, {9, 1, 0, 3}, {10, 1, 0, 3}, {11, 0, 1, 2},
{12, 0, 1, 2}, {13, 0, 1, 2}, {14, -1, 0, 1}, {15, -1, 0, 1}, {16, -1, 0, 1},
{17, -1, 0, 1}, {18, 0, -1, 0}, {19, 0, -1, 0}, {20, 0, -1, 0}, {21, 0, -1, 0},
{22, 1, 0, 3}, {23, 1, 0, 3}, {24, 1, 0, 3}, {25, 1, 0, 3}, {10, 0, 1, 2}
}
local ncold = {}
local nctime = nil
minetest.register_abm({
nodenames = {"dirt_with_grass"},
interval = 100000.0,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
if ncpos ~= nil then
return
end
if pos.x % 16 ~= 8 or pos.z % 16 ~= 8 then
return
end
pos.y = pos.y + 1
n = minetest.get_node(pos)
print(dump(n))
if n.name ~= "air" then
return
end
pos.y = pos.y + 2
ncpos = pos
nctime = os.clock()
minetest.add_node(ncpos, {name="nyancat"})
end
})
minetest.register_abm({
nodenames = {"nyancat"},
interval = 1.0,
chance = 1,
action = function(pos, node, active_object_count, active_object_count_wider)
if ncpos == nil then
return
end
if pos.x == ncpos.x and pos.y == ncpos.y and pos.z == ncpos.z then
clock = os.clock()
if clock - nctime < 0.1 then
return
end
nctime = clock
s0 = ncstuff[ncq]
ncq = s0[1]
s1 = ncstuff[ncq]
p0 = pos
p1 = {x = p0.x + s0[2], y = p0.y, z = p0.z + s0[3]}
p2 = {x = p1.x + s1[2], y = p1.y, z = p1.z + s1[3]}
table.insert(ncold, 1, p0)
while #ncold >= 10 do
minetest.add_node(ncold[#ncold], {name="air"})
table.remove(ncold, #ncold)
end
minetest.add_node(p0, {name="nyancat_rainbow"})
minetest.add_node(p1, {name="nyancat", param1=s0[4]})
minetest.add_node(p2, {name="air"})
ncpos = p1
end
end,
})--]]
minetest.register_node("experimental:tester_node_1", {
description = "Tester Node 1 (construct/destruct/timer)",
tiles = {"wieldhand.png"},
groups = {oddly_breakable_by_hand=2},
sounds = default.node_sound_wood_defaults(),
-- This was known to cause a bug in minetest.item_place_node() when used
-- via minetest.place_node(), causing a placer with no position
paramtype2 = "facedir",
on_construct = function(pos)
experimental.print_to_everything("experimental:tester_node_1:on_construct("..minetest.pos_to_string(pos)..")")
local meta = minetest.get_meta(pos)
meta:set_string("mine", "test")
local timer = minetest.get_node_timer(pos)
timer:start(4, 3)
end,
after_place_node = function(pos, placer)
experimental.print_to_everything("experimental:tester_node_1:after_place_node("..minetest.pos_to_string(pos)..")")
local meta = minetest.get_meta(pos)
if meta:get_string("mine") == "test" then
experimental.print_to_everything("correct metadata found")
else
experimental.print_to_everything("incorrect metadata found")
end
end,
on_destruct = function(pos)
experimental.print_to_everything("experimental:tester_node_1:on_destruct("..minetest.pos_to_string(pos)..")")
end,
after_destruct = function(pos)
experimental.print_to_everything("experimental:tester_node_1:after_destruct("..minetest.pos_to_string(pos)..")")
end,
after_dig_node = function(pos, oldnode, oldmetadata, digger)
experimental.print_to_everything("experimental:tester_node_1:after_dig_node("..minetest.pos_to_string(pos)..")")
end,
on_timer = function(pos, elapsed)
experimental.print_to_everything("on_timer(): elapsed="..dump(elapsed))
return true
end,
})
minetest.register_node("experimental:tiled", {
description = "Tiled stone",
tiles = {{
name = "experimental_tiled.png",
align_style = "world",
scale = 8,
}},
groups = {cracky=2},
})
stairs.register_stair_and_slab("tiled_n", "experimental:tiled",
{cracky=2},
{{name="experimental_tiled.png", align_style="node", scale=8}},
"Tiled stair (node-aligned)",
"Tiled slab (node-aligned)")
stairs.register_stair_and_slab("tiled", "experimantal:tiled",
{cracky=2},
{{name="experimental_tiled.png", align_style="world", scale=8}},
"Tiled stair",
"Tiled slab")
minetest.register_craft({
output = 'experimental:tiled 4',
recipe = {
{'default:cobble', '', 'default:cobble'},
{'', '', ''},
{'default:cobble', '', 'default:cobble'},
}
})
minetest.register_craft({
output = 'stairs:stair_tiled',
recipe = {{'stairs:stair_tiled_n'}}
})
minetest.register_craft({
output = 'stairs:stair_tiled_n',
recipe = {{'stairs:stair_tiled'}}
})
minetest.register_craft({
output = 'stairs:slab_tiled',
recipe = {{'stairs:slab_tiled_n'}}
})
minetest.register_craft({
output = 'stairs:slab_tiled_n',
recipe = {{'stairs:slab_tiled'}}
})
minetest.register_craftitem("experimental:tester_tool_1", {
description = "Tester Tool 1",
inventory_image = "experimental_tester_tool_1.png",
on_use = function(itemstack, user, pointed_thing)
--print(dump(pointed_thing))
if pointed_thing.type == "node" then
local node = minetest.get_node(pointed_thing.under)
if node.name == "experimental:tester_node_1" or node.name == "default:chest" then
local p = pointed_thing.under
minetest.log("action", "Tester tool used at "..minetest.pos_to_string(p))
if node.name == "experimental:tester_node_1" then
minetest.dig_node(p)
else
minetest.get_meta(p):mark_as_private({"infotext", "formspec"})
minetest.chat_send_player(user:get_player_name(), "Verify that chest is unusable now.")
end
else
local p = pointed_thing.above
minetest.log("action", "Tester tool used at "..minetest.pos_to_string(p))
minetest.place_node(p, {name="experimental:tester_node_1"})
end
end
end,
})
minetest.register_craft({
output = 'experimental:tester_tool_1',
recipe = {
{'group:crumbly'},
{'group:crumbly'},
}
})
minetest.register_craftitem("experimental:tester_tool_2", {
description = "Tester Tool 2",
inventory_image = "experimental_tester_tool_1.png^[invert:g",
on_use = function(itemstack, user, pointed_thing)
local pos = minetest.get_pointed_thing_position(pointed_thing, true)
if pos == nil then return end
pos = vector.add(pos, {x=0, y=0.5, z=0})
local tex, anim
if math.random(0, 1) == 0 then
tex = "default_lava_source_animated.png"
anim = {type="sheet_2d", frames_w=3, frames_h=2, frame_length=0.5}
else
tex = "default_lava_flowing_animated.png"
anim = {type="vertical_frames", aspect_w=16, aspect_h=16, length=3.3}
end
minetest.add_particle({
pos = pos,
velocity = {x=0, y=0, z=0},
acceleration = {x=0, y=0.04, z=0},
expirationtime = 6,
collisiondetection = true,
texture = tex,
animation = anim,
size = 4,
glow = math.random(0, 5),
})
end,
})
-- Test the disable_repair=1 group
minetest.register_tool("experimental:unrepairable_tool", {
description = "Unrepairable Tool",
wield_image = "default_stone.png",
inventory_image = "default_stone.png",
tool_capabilities = {
groupcaps = {
cracky = {
times = {3, 2, 1},
}
}
},
groups = { disable_repair = 1 }
})
minetest.register_tool("experimental:repairable_tool", {
description = "Repairable Tool",
wield_image = "default_dirt.png",
inventory_image = "default_dirt.png",
tool_capabilities = {
groupcaps = {
cracky = {
times = {3, 2, 1},
}
}
},
})
minetest.register_craft({
output = 'experimental:tester_tool_2',
recipe = {
{'group:crumbly','group:crumbly'},
}
})
--[[minetest.register_on_joinplayer(function(player)
minetest.after(3, function()
player:set_inventory_formspec("size[8,7.5]"..
"image[1,0.6;1,2;player.png]"..
"list[current_player;main;0,3.5;8,4;]"..
"list[current_player;craft;3,0;3,3;]"..
"list[current_player;craftpreview;7,1;1,1;]")
end)
end)]]
-- Create a detached inventory
local inv = minetest.create_detached_inventory("test_inventory", {
allow_move = function(inv, from_list, from_index, to_list, to_index, count, player)
experimental.print_to_everything("allow move asked")
return count -- Allow all
end,
allow_put = function(inv, listname, index, stack, player)
experimental.print_to_everything("allow put asked")
return 1 -- Allow only 1
end,
allow_take = function(inv, listname, index, stack, player)
experimental.print_to_everything("allow take asked")
return 4 -- Allow 4 at max
end,
on_move = function(inv, from_list, from_index, to_list, to_index, count, player)
experimental.print_to_everything(player:get_player_name().." moved items")
end,
on_put = function(inv, listname, index, stack, player)
experimental.print_to_everything(player:get_player_name().." put items")
end,
on_take = function(inv, listname, index, stack, player)
experimental.print_to_everything(player:get_player_name().." took items")
end,
})
inv:set_size("main", 4*6)
inv:add_item("main", "experimental:tester_tool_1")
inv:add_item("main", "experimental:tnt 5")
minetest.register_chatcommand("test1", {
params = "",
description = "Test 1: Modify player's inventory view",
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return
end
player:set_inventory_formspec(
"size[13,7.5]"..
"image[6,0.6;1,2;player.png]"..
"list[current_player;main;5,3.5;8,4;]"..
"list[current_player;craft;8,0;3,3;]"..
"list[current_player;craftpreview;12,1;1,1;]"..
"list[detached:test_inventory;main;0,0;4,6;0]"..
"button[0.5,7;2,1;button1;Button 1]"..
"button_exit[2.5,7;2,1;button2;Exit Button]"
)
minetest.chat_send_player(name, "Done.");
end,
})
minetest.register_chatcommand("test_bulk_set_node", {
params = "",
description = "Test 2: bulk set a node",
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return
end
local pos_list = {}
local ppos = player:get_pos()
local i = 1
for x=2,10 do
for y=2,10 do
for z=2,10 do
pos_list[i] = {x=ppos.x + x,y = ppos.y + y,z = ppos.z + z}
i = i + 1
end
end
end
minetest.bulk_set_node(pos_list, {name = "default:stone"})
minetest.chat_send_player(name, "Done.");
end,
})
minetest.register_chatcommand("bench_bulk_set_node", {
params = "",
description = "Test 3: bulk set a node (bench)",
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return
end
local pos_list = {}
local ppos = player:get_pos()
local i = 1
for x=2,100 do
for y=2,100 do
for z=2,100 do
pos_list[i] = {x=ppos.x + x,y = ppos.y + y,z = ppos.z + z}
i = i + 1
end
end
end
minetest.chat_send_player(name, "Benching bulk set node. Warming up...");
-- warm up with default:stone to prevent having different callbacks
-- due to different node topology
minetest.bulk_set_node(pos_list, {name = "default:stone"})
minetest.chat_send_player(name, "Warming up finished, now benching...");
local start_time = os.clock()
for i=1,#pos_list do
minetest.set_node(pos_list[i], {name = "default:stone"})
end
local middle_time = os.clock()
minetest.bulk_set_node(pos_list, {name = "default:stone"})
local end_time = os.clock()
minetest.chat_send_player(name,
string.format("Bench results: set_node loop[%.2fms], bulk_set_node[%.2fms]",
(middle_time - start_time) * 1000,
(end_time - middle_time) * 1000
)
);
end,
})
local formspec_test_active = false
minetest.register_on_player_receive_fields(function(player, formname, fields)
if formspec_test_active then
experimental.print_to_everything("Inventory fields 1: player="..player:get_player_name()..", fields="..dump(fields))
end
end)
minetest.register_on_player_receive_fields(function(player, formname, fields)
if formspec_test_active then
experimental.print_to_everything("Inventory fields 2: player="..player:get_player_name()..", fields="..dump(fields))
return true -- Disable the first callback
end
end)
minetest.register_on_player_receive_fields(function(player, formname, fields)
if formspec_test_active then
experimental.print_to_everything("Inventory fields 3: player="..player:get_player_name()..", fields="..dump(fields))
end
end)
minetest.register_chatcommand("test_formspec", {
param = "",
description = "Test 4: Toggle formspec test",
func = function(name, param)
formspec_test_active = not formspec_test_active
if formspec_test_active then
minetest.chat_send_player(name, "Formspec test enabled!")
else
minetest.chat_send_player(name, "Formspec test disabled!")
end
end
})
minetest.log("info", "experimental modname="..dump(minetest.get_current_modname()))
minetest.log("info", "experimental modpath="..dump(minetest.get_modpath("experimental")))
minetest.log("info", "experimental worldpath="..dump(minetest.get_worldpath()))
core.register_on_mods_loaded(function()
core.log("action", "Yeah experimental loaded mods.")
end)
-- END
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