VoxeLibre/mods/ITEMS/REDSTONE/mesecons_noteblock/init.lua

200 lines
6.5 KiB
Lua

local S = minetest.get_translator(minetest.get_current_modname())
local math = math
minetest.register_node("mesecons_noteblock:noteblock", {
description = S("Note Block"),
_tt_help = S("Plays a musical note when powered by redstone power"),
_doc_items_longdesc = S("A note block is a musical block which plays one of many musical notes and different intruments when it is punched or supplied with redstone power."),
_doc_items_usagehelp = S("Use the note block to choose the next musical note (there are 25 semitones, or 2 octaves). The intrument played depends on the material of the block below the note block:").."\n\n"..
S("• Glass: Sticks").."\n"..
S("• Wood: Bass guitar").."\n"..
S("• Stone: Bass drum").."\n"..
S("• Sand or gravel: Snare drum").."\n"..
S("• Block of Gold: Bell").."\n"..
S("• Clay: Flute").."\n"..
S("• Packed Ice: Chime").."\n"..
S("• Wool: Guitar").."\n"..
S("• Bone Block: Xylophne").."\n"..
S("• Block of Iron: Iron xylophne").."\n"..
S("• Soul Sand: Cow bell").."\n"..
S("• Pumpkin: Didgeridoo").."\n"..
S("• Block of Emerald: Square wave").."\n"..
S("• Hay Bale: Banjo").."\n"..
S("• Glowstone: Electric piano").."\n"..
S("• Anything else: Piano").."\n\n"..
S("The note block will only play a note when it is below air, otherwise, it stays silent."),
tiles = {"mesecons_noteblock.png"},
groups = {handy=1,axey=1, material_wood=1, flammable=-1},
is_ground_content = false,
place_param2 = 0,
on_rightclick = function(pos, node, clicker) -- change sound when rightclicked
local protname = clicker:get_player_name()
if minetest.is_protected(pos, protname) then
minetest.record_protection_violation(pos, protname)
return
end
node.param2 = (node.param2+1)%25
mesecon.noteblock_play(pos, node.param2)
minetest.set_node(pos, node)
end,
on_punch = function(pos, node) -- play current sound when punched
mesecon.noteblock_play(pos, node.param2)
end,
sounds = mcl_sounds.node_sound_wood_defaults(),
mesecons = {effector = { -- play sound when activated
action_on = function(pos, node)
mesecon.noteblock_play(pos, node.param2)
end,
rules = mesecon.rules.alldirs,
}},
_mcl_blast_resistance = 0.8,
_mcl_hardness = 0.8,
})
minetest.register_craft({
output = "mesecons_noteblock:noteblock",
recipe = {
{"group:wood", "group:wood", "group:wood"},
{"group:wood", "mesecons:redstone", "group:wood"},
{"group:wood", "group:wood", "group:wood"},
}
})
minetest.register_craft({
type = "fuel",
recipe = "mesecons_noteblock:noteblock",
burntime = 15
})
local soundnames_piano = {
[0] = "mesecons_noteblock_c",
"mesecons_noteblock_csharp",
"mesecons_noteblock_d",
"mesecons_noteblock_dsharp",
"mesecons_noteblock_e",
"mesecons_noteblock_f",
"mesecons_noteblock_fsharp",
"mesecons_noteblock_g",
"mesecons_noteblock_gsharp",
"mesecons_noteblock_a",
"mesecons_noteblock_asharp",
"mesecons_noteblock_b",
"mesecons_noteblock_c2",
"mesecons_noteblock_csharp2",
"mesecons_noteblock_d2",
"mesecons_noteblock_dsharp2",
"mesecons_noteblock_e2",
"mesecons_noteblock_f2",
"mesecons_noteblock_fsharp2",
"mesecons_noteblock_g2",
"mesecons_noteblock_gsharp2",
"mesecons_noteblock_a2",
"mesecons_noteblock_asharp2",
"mesecons_noteblock_b2",
-- TODO: Add dedicated sound file?
"mesecons_noteblock_b2",
}
local function param2_to_note_color(param2)
local r, g, b
if param2 < 8 then -- 0..7
-- More red, less green
r = param2 / 8 * 255
g = (8-param2) / 8 * 255
b = 0
elseif param2 < 16 then -- 0..15
-- More blue, less red
r = (8-(param2 - 8)) / 8 * 255
g = 0
b = (param2 - 8) / 8 * 255
else -- 16..24
-- More green, less blue
r = 0
g = (param2 - 16) / 9 * 255
b = (9-(param2 - 16)) / 9 * 255
end
r = math.floor(r)
g = math.floor(g)
b = math.floor(b)
local color = 0x10000 * r + 0x100 * g + b
-- Convert to ColorString
return string.format("#%06X", color)
end
local function param2_to_pitch(param2)
return 2^((param2-12)/12)
end
function mesecon.noteblock_play(pos, param2)
local block_above_name = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name
if block_above_name ~= "air" then
-- Don't play sound if no air is above
return
end
local block_below_name = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name
local pitched = false
local soundname, pitch
if block_below_name == "mcl_core:goldblock" then
soundname="mesecons_noteblock_bell"
elseif block_below_name == "mcl_core:clay" then
soundname="mesecons_noteblock_flute"
elseif block_below_name == "mcl_core:packed_ice" then
soundname="mesecons_noteblock_chime"
elseif block_below_name == "mcl_core:bone_block" then
soundname="mesecons_noteblock_xylophone_wood"
elseif block_below_name == "mcl_core:ironblock" then
soundname="mesecons_noteblock_xylophone_metal"
elseif block_below_name == "mcl_nether:soul_sand" then
soundname="mesecons_noteblock_cowbell"
elseif block_below_name == "mcl_core:emeraldblock" then
soundname="mesecons_noteblock_squarewave"
elseif block_below_name == "mcl_farming:hay_block" then
soundname="mesecons_noteblock_banjo"
elseif block_below_name == "mcl_nether:glowstone" then
soundname="mesecons_noteblock_piano_digital"
elseif minetest.get_item_group(block_below_name, "wool") ~= 0 then
soundname="mesecons_noteblock_guitar"
elseif minetest.get_item_group(block_below_name, "pumpkin") ~= 0 then
soundname="mesecons_noteblock_didgeridoo"
elseif minetest.get_item_group(block_below_name, "material_glass") ~= 0 then
soundname="mesecons_noteblock_hit"
elseif minetest.get_item_group(block_below_name, "material_wood") ~= 0 then
soundname="mesecons_noteblock_bass_guitar"
elseif minetest.get_item_group(block_below_name, "material_sand") ~= 0 then
soundname="mesecons_noteblock_snare"
elseif minetest.get_item_group(block_below_name, "material_stone") ~= 0 then
soundname="mesecons_noteblock_bass_drum"
else
-- Default: One of 25 piano notes
soundname = soundnames_piano[param2]
-- Workaround: Final sound gets automatic higher pitch instead
if param2 == 24 then
pitch = 2^(1/12)
end
pitched = true
end
if not pitched then
pitch = param2_to_pitch(param2)
end
local note_color = param2_to_note_color(param2)
minetest.add_particle({
texture = "mcl_particles_note.png^[colorize:"..note_color..":92",
pos = { x = pos.x, y = pos.y + 0.35, z = pos.z },
velocity = { x = 0, y = 2, z = 0 },
acceleration = { x = 0, y = -2, z = 0 },
expirationtime = 1.0,
collisiondetection = false,
size = 3,
})
minetest.sound_play(soundname,
{pos = pos, gain = 1.0, max_hear_distance = 48, pitch = pitch})
end