VoxeLibre/mods/PLAYER/mcl_playerplus/init.lua
2021-05-22 19:58:09 +02:00

584 lines
21 KiB
Lua

mcl_playerplus = {
elytra = {},
}
local player_velocity_old = {x=0, y=0, z=0}
local get_connected_players = minetest.get_connected_players
local dir_to_yaw = minetest.dir_to_yaw
local get_item_group = minetest.get_item_group
local check_player_privs = minetest.check_player_privs
local find_node_near = minetest.find_node_near
local get_name_from_content_id = minetest.get_name_from_content_id
local get_voxel_manip = minetest.get_voxel_manip
local add_particle = minetest.add_particle
local add_particlespawner = minetest.add_particlespawner
local is_sprinting = mcl_sprint.is_sprinting
local exhaust = mcl_hunger.exhaust
local playerphysics = playerphysics
local vector = vector
local math = math
-- Internal player state
local mcl_playerplus_internal = {}
local time = 0
local look_pitch = 0
local player_collision = function(player)
local pos = player:get_pos()
--local vel = player:get_velocity()
local x = 0
local z = 0
local width = .75
for _,object in pairs(minetest.get_objects_inside_radius(pos, width)) do
if object and (object:is_player()
or (object:get_luaentity()._cmi_is_mob == true and object ~= player)) then
local pos2 = object:get_pos()
local vec = {x = pos.x - pos2.x, z = pos.z - pos2.z}
local force = (width + 0.5) - vector.distance(
{x = pos.x, y = 0, z = pos.z},
{x = pos2.x, y = 0, z = pos2.z})
x = x + (vec.x * force)
z = z + (vec.z * force)
end
end
return({x,z})
end
-- converts yaw to degrees
local function degrees(rad)
return rad * 180.0 / math.pi
end
local dir_to_pitch = function(dir)
--local dir2 = vector.normalize(dir)
local xz = math.abs(dir.x) + math.abs(dir.z)
return -math.atan2(-dir.y, xz)
end
local player_vel_yaws = {}
function limit_vel_yaw(player_vel_yaw, yaw)
if player_vel_yaw < 0 then
player_vel_yaw = player_vel_yaw + 360
end
if yaw < 0 then
yaw = yaw + 360
end
if math.abs(player_vel_yaw - yaw) > 40 then
local player_vel_yaw_nm, yaw_nm = player_vel_yaw, yaw
if player_vel_yaw > yaw then
player_vel_yaw_nm = player_vel_yaw - 360
else
yaw_nm = yaw - 360
end
if math.abs(player_vel_yaw_nm - yaw_nm) > 40 then
local diff = math.abs(player_vel_yaw - yaw)
if diff > 180 and diff < 185 or diff < 180 and diff > 175 then
player_vel_yaw = yaw
elseif diff < 180 then
if player_vel_yaw < yaw then
player_vel_yaw = yaw - 40
else
player_vel_yaw = yaw + 40
end
else
if player_vel_yaw < yaw then
player_vel_yaw = yaw + 40
else
player_vel_yaw = yaw - 40
end
end
end
end
if player_vel_yaw < 0 then
player_vel_yaw = player_vel_yaw + 360
elseif player_vel_yaw > 360 then
player_vel_yaw = player_vel_yaw - 360
end
return player_vel_yaw
end
local node_stand, node_stand_below, node_head, node_feet
minetest.register_globalstep(function(dtime)
time = time + dtime
for _,player in pairs(get_connected_players()) do
--[[
_ _ _
__ _ _ __ (_)_ __ ___ __ _| |_(_) ___ _ __ ___
/ _` | '_ \| | '_ ` _ \ / _` | __| |/ _ \| '_ \/ __|
| (_| | | | | | | | | | | (_| | |_| | (_) | | | \__ \
\__,_|_| |_|_|_| |_| |_|\__,_|\__|_|\___/|_| |_|___/
]]--
local control = player:get_player_control()
local name = player:get_player_name()
--local meta = player:get_meta()
local parent = player:get_attach()
local wielded = player:get_wielded_item()
local player_velocity = player:get_velocity() or player:get_player_velocity()
local wielded_def = wielded:get_definition()
local c_x, c_y = unpack(player_collision(player))
if player_velocity.x + player_velocity.y < .5 and c_x + c_y > 0 then
local add_velocity = player.add_player_velocity or player.add_velocity
add_velocity(player, {x = c_x, y = 0, z = c_y})
player_velocity = player:get_velocity() or player:get_player_velocity()
end
-- control head bone
local pitch = - degrees(player:get_look_vertical())
local yaw = degrees(player:get_look_horizontal())
local player_vel_yaw = degrees(dir_to_yaw(player_velocity))
if player_vel_yaw == 0 then
player_vel_yaw = player_vel_yaws[name] or yaw
end
player_vel_yaw = limit_vel_yaw(player_vel_yaw, yaw)
player_vel_yaws[name] = player_vel_yaw
local fly_pos = player:get_pos()
local fly_node = minetest.get_node({x = fly_pos.x, y = fly_pos.y - 0.5, z = fly_pos.z}).name
local elytra = mcl_playerplus.elytra[player]
elytra.active = player:get_inventory():get_stack("armor", 3):get_name() == "mcl_armor:elytra"
and not player:get_attach()
and (elytra.active or control.jump and player_velocity.y < -6)
and (fly_node == "air" or fly_node == "ignore")
if elytra.active then
if player_velocity.x < (player_velocity_old.x - 10) or player_velocity.x > (player_velocity_old.x + 10) and fly_node ~= "ignore" then
mcl_util.deal_damage(player, math.abs(player_velocity_old.x) * 0.2, {type = "fly_into_wall"})
end
if player_velocity.z < (player_velocity_old.z - 10) or player_velocity.z > (player_velocity_old.z + 10) and fly_node ~= "ignore" then
mcl_util.deal_damage(player, math.abs(player_velocity_old.z) * 0.2, {type = "fly_into_wall"})
end
mcl_player.player_set_animation(player, "fly")
if player_velocity.y < -1.5 then
player:add_velocity({x=0, y=0.17, z=0})
end
if math.abs(player_velocity.x) + math.abs(player_velocity.z) < 20 then
local dir = minetest.yaw_to_dir(player:get_look_horizontal())
if degrees(player:get_look_vertical()) * -.01 < .1 then
look_pitch = degrees(player:get_look_vertical()) * -.01
else
look_pitch = .1
end
player:add_velocity({x=dir.x, y=look_pitch, z=dir.z})
end
playerphysics.add_physics_factor(player, "gravity", "mcl_playerplus:elytra", 0.1)
if elytra.rocketing > 0 then
elytra.rocketing = elytra.rocketing - dtime
if vector.length(player_velocity) < 40 then
local add_velocity = player.add_velocity or player.add_player_velocity
add_velocity(player, vector.multiply(player:get_look_dir(), 4))
minetest.add_particlespawner({
amount = 1,
time = 0.1,
minpos = fly_pos,
maxpos = fly_pos,
minvel = {x = 0, y = 0, z = 0},
maxvel = {x = 0, y = 0, z = 0},
minacc = {x = 0, y = 0, z = 0},
maxacc = {x = 0, y = 0, z = 0},
minexptime = 0.3,
maxexptime = 0.5,
minsize = 1,
maxsize = 2.5,
collisiondetection = false,
vertical = false,
texture = "mcl_particles_crit.png^[colorize:#bc7a57:127",
glow = 5,
})
end
end
else
elytra.rocketing = 0
playerphysics.remove_physics_factor(player, "gravity", "mcl_playerplus:elytra")
end
if wielded_def and wielded_def._mcl_toollike_wield then
player:set_bone_position("Wield_Item", vector.new(0,3.9,1.3), vector.new(90,0,0))
elseif string.find(wielded:get_name(), "mcl_bows:bow") then
player:set_bone_position("Wield_Item", vector.new(.5,4.5,-1.6), vector.new(90,0,20))
else
player:set_bone_position("Wield_Item", vector.new(-1.5,4.9,1.8), vector.new(135,0,90))
end
player_velocity_old = player:get_velocity() or player:get_player_velocity()
-- controls right and left arms pitch when shooting a bow
if string.find(wielded:get_name(), "mcl_bows:bow") and control.RMB and not control.LMB and not control.up and not control.down and not control.left and not control.right then
player:set_bone_position("Arm_Right_Pitch_Control", vector.new(-3,5.785,0), vector.new(pitch+90,-30,pitch * -1 * .35))
player:set_bone_position("Arm_Left_Pitch_Control", vector.new(3.5,5.785,0), vector.new(pitch+90,43,pitch * .35))
-- when punching
elseif control.LMB and not parent then
player:set_bone_position("Arm_Right_Pitch_Control", vector.new(-3,5.785,0), vector.new(pitch,0,0))
player:set_bone_position("Arm_Left_Pitch_Control", vector.new(3,5.785,0), vector.new(0,0,0))
-- when holding an item.
elseif wielded:get_name() ~= "" then
player:set_bone_position("Arm_Right_Pitch_Control", vector.new(-3,5.785,0), vector.new(20,0,0))
player:set_bone_position("Arm_Left_Pitch_Control", vector.new(3,5.785,0), vector.new(0,0,0))
-- resets arms pitch
else
player:set_bone_position("Arm_Left_Pitch_Control", vector.new(3,5.785,0), vector.new(0,0,0))
player:set_bone_position("Arm_Right_Pitch_Control", vector.new(-3,5.785,0), vector.new(0,0,0))
end
if elytra.active then
-- set head pitch and yaw when flying
player:set_bone_position("Head_Control", vector.new(0,6.3,0), vector.new(pitch-degrees(dir_to_pitch(player_velocity)),player_vel_yaw - yaw,0))
-- sets eye height, and nametag color accordingly
player:set_properties({collisionbox = {-0.35,0,-0.35,0.35,0.8,0.35}, eye_height = 0.5, nametag_color = { r = 225, b = 225, a = 225, g = 225 }})
-- control body bone when flying
player:set_bone_position("Body_Control", vector.new(0,6.3,0), vector.new(degrees(dir_to_pitch(player_velocity)) - 90,-player_vel_yaw + yaw + 180,0))
elseif parent then
local parent_yaw = degrees(parent:get_yaw())
player:set_properties({collisionbox = {-0.312,0,-0.312,0.312,1.8,0.312}, eye_height = 1.5, nametag_color = { r = 225, b = 225, a = 225, g = 225 }})
player:set_bone_position("Head_Control", vector.new(0,6.3,0), vector.new(pitch, -limit_vel_yaw(yaw, parent_yaw) + parent_yaw, 0))
player:set_bone_position("Body_Control", vector.new(0,6.3,0), vector.new(0,0,0))
elseif control.sneak then
-- controls head pitch when sneaking
player:set_bone_position("Head_Control", vector.new(0,6.3,0), vector.new(pitch, player_vel_yaw - yaw, player_vel_yaw - yaw))
-- sets eye height, and nametag color accordingly
player:set_properties({collisionbox = {-0.312,0,-0.312,0.312,1.8,0.312}, eye_height = 1.35, nametag_color = { r = 225, b = 225, a = 0, g = 225 }})
-- sneaking body conrols
player:set_bone_position("Body_Control", vector.new(0,6.3,0), vector.new(0, -player_vel_yaw + yaw, 0))
elseif get_item_group(mcl_playerinfo[name].node_head, "water") ~= 0 and is_sprinting(name) == true then
-- set head pitch and yaw when swimming
player:set_bone_position("Head_Control", vector.new(0,6.3,0), vector.new(pitch-degrees(dir_to_pitch(player_velocity)),player_vel_yaw - yaw,0))
-- sets eye height, and nametag color accordingly
player:set_properties({collisionbox = {-0.312,0,-0.312,0.312,0.8,0.312}, eye_height = 0.5, nametag_color = { r = 225, b = 225, a = 225, g = 225 }})
-- control body bone when swimming
player:set_bone_position("Body_Control", vector.new(0,6.3,0), vector.new(degrees(dir_to_pitch(player_velocity)) - 90,-player_vel_yaw + yaw + 180,0))
else
-- sets eye height, and nametag color accordingly
player:set_properties({collisionbox = {-0.312,0,-0.312,0.312,1.8,0.312}, eye_height = 1.5, nametag_color = { r = 225, b = 225, a = 225, g = 225 }})
player:set_bone_position("Head_Control", vector.new(0,6.3,0), vector.new(pitch, player_vel_yaw - yaw, 0))
player:set_bone_position("Body_Control", vector.new(0,6.3,0), vector.new(0, -player_vel_yaw + yaw, 0))
end
-- Update jump status immediately since we need this info in real time.
-- WARNING: This section is HACKY as hell since it is all just based on heuristics.
if mcl_playerplus_internal[name].jump_cooldown > 0 then
mcl_playerplus_internal[name].jump_cooldown = mcl_playerplus_internal[name].jump_cooldown - dtime
end
if control.jump and mcl_playerplus_internal[name].jump_cooldown <= 0 then
--pos = player:get_pos()
node_stand = mcl_playerinfo[name].node_stand
node_stand_below = mcl_playerinfo[name].node_stand_below
node_head = mcl_playerinfo[name].node_head
node_feet = mcl_playerinfo[name].node_feet
if not node_stand or not node_stand_below or not node_head or not node_feet then
return
end
if not minetest.registered_nodes[node_stand] or not minetest.registered_nodes[node_stand_below] or not minetest.registered_nodes[node_head] or not minetest.registered_nodes[node_feet] then
return
end
-- Cause buggy exhaustion for jumping
--[[ Checklist we check to know the player *actually* jumped:
* Not on or in liquid
* Not on or at climbable
* On walkable
* Not on disable_jump
FIXME: This code is pretty hacky and it is possible to miss some jumps or detect false
jumps because of delays, rounding errors, etc.
What this code *really* needs is some kind of jumping “callback” which this engine lacks
as of 0.4.15.
]]
if get_item_group(node_feet, "liquid") == 0 and
get_item_group(node_stand, "liquid") == 0 and
not minetest.registered_nodes[node_feet].climbable and
not minetest.registered_nodes[node_stand].climbable and
(minetest.registered_nodes[node_stand].walkable or minetest.registered_nodes[node_stand_below].walkable)
and get_item_group(node_stand, "disable_jump") == 0
and get_item_group(node_stand_below, "disable_jump") == 0 then
-- Cause exhaustion for jumping
if is_sprinting(name) then
exhaust(name, mcl_hunger.EXHAUST_SPRINT_JUMP)
else
exhaust(name, mcl_hunger.EXHAUST_JUMP)
end
-- Reset cooldown timer
mcl_playerplus_internal[name].jump_cooldown = 0.45
end
end
end
-- Run the rest of the code every 0.5 seconds
if time < 0.5 then
return
end
-- reset time for next check
-- FIXME: Make sure a regular check interval applies
time = 0
-- check players
for _,player in pairs(get_connected_players()) do
-- who am I?
local name = player:get_player_name()
-- where am I?
local pos = player:get_pos()
-- what is around me?
local node_stand = mcl_playerinfo[name].node_stand
local node_stand_below = mcl_playerinfo[name].node_stand_below
local node_head = mcl_playerinfo[name].node_head
local node_feet = mcl_playerinfo[name].node_feet
if not node_stand or not node_stand_below or not node_head or not node_feet then
return
end
-- Standing on soul sand? If so, walk slower (unless player wears Soul Speed boots)
if node_stand == "mcl_nether:soul_sand" then
-- TODO: Tweak walk speed
-- TODO: Also slow down mobs
-- Slow down even more when soul sand is above certain block
local boots = player:get_inventory():get_stack("armor", 5)
local soul_speed = mcl_enchanting.get_enchantment(boots, "soul_speed")
if soul_speed > 0 then
playerphysics.add_physics_factor(player, "speed", "mcl_playerplus:surface", soul_speed * 0.105 + 1.3)
else
if node_stand_below == "mcl_core:ice" or node_stand_below == "mcl_core:packed_ice" or node_stand_below == "mcl_core:slimeblock" or node_stand_below == "mcl_core:water_source" then
playerphysics.add_physics_factor(player, "speed", "mcl_playerplus:surface", 0.1)
else
playerphysics.add_physics_factor(player, "speed", "mcl_playerplus:surface", 0.4)
end
end
elseif get_item_group(node_feet, "liquid") ~= 0 and mcl_enchanting.get_enchantment(player:get_inventory():get_stack("armor", 5), "depth_strider") then
local boots = player:get_inventory():get_stack("armor", 5)
local depth_strider = mcl_enchanting.get_enchantment(boots, "depth_strider")
if depth_strider > 0 then
playerphysics.add_physics_factor(player, "speed", "mcl_playerplus:surface", (depth_strider / 3) + 0.75)
end
else
playerphysics.remove_physics_factor(player, "speed", "mcl_playerplus:surface")
end
-- Is player suffocating inside node? (Only for solid full opaque cube type nodes
-- without group disable_suffocation=1)
local ndef = minetest.registered_nodes[node_head]
if (ndef.walkable == nil or ndef.walkable == true)
and (ndef.collision_box == nil or ndef.collision_box.type == "regular")
and (ndef.node_box == nil or ndef.node_box.type == "regular")
and (ndef.groups.disable_suffocation ~= 1)
and (ndef.groups.opaque == 1)
and (node_head ~= "ignore")
-- Check privilege, too
and (not check_player_privs(name, {noclip = true})) then
if player:get_hp() > 0 then
mcl_util.deal_damage(player, 1, {type = "in_wall"})
end
end
-- Am I near a cactus?
local near = find_node_near(pos, 1, "mcl_core:cactus")
if not near then
near = find_node_near({x=pos.x, y=pos.y-1, z=pos.z}, 1, "mcl_core:cactus")
end
if near then
-- Am I touching the cactus? If so, it hurts
local dist = vector.distance(pos, near)
local dist_feet = vector.distance({x=pos.x, y=pos.y-1, z=pos.z}, near)
if dist < 1.1 or dist_feet < 1.1 then
if player:get_hp() > 0 then
mcl_util.deal_damage(player, 1, {type = "cactus"})
end
end
end
--[[ Swimming: Cause exhaustion.
NOTE: As of 0.4.15, it only counts as swimming when you are with the feet inside the liquid!
Head alone does not count. We respect that for now. ]]
if not player:get_attach() and (get_item_group(node_feet, "liquid") ~= 0 or
get_item_group(node_stand, "liquid") ~= 0) then
local lastPos = mcl_playerplus_internal[name].lastPos
if lastPos then
local dist = vector.distance(lastPos, pos)
mcl_playerplus_internal[name].swimDistance = mcl_playerplus_internal[name].swimDistance + dist
if mcl_playerplus_internal[name].swimDistance >= 1 then
local superficial = math.floor(mcl_playerplus_internal[name].swimDistance)
exhaust(name, mcl_hunger.EXHAUST_SWIM * superficial)
mcl_playerplus_internal[name].swimDistance = mcl_playerplus_internal[name].swimDistance - superficial
end
end
end
-- Underwater: Spawn bubble particles
if get_item_group(node_head, "water") ~= 0 then
add_particlespawner({
amount = 10,
time = 0.15,
minpos = { x = -0.25, y = 0.3, z = -0.25 },
maxpos = { x = 0.25, y = 0.7, z = 0.75 },
attached = player,
minvel = {x = -0.2, y = 0, z = -0.2},
maxvel = {x = 0.5, y = 0, z = 0.5},
minacc = {x = -0.4, y = 4, z = -0.4},
maxacc = {x = 0.5, y = 1, z = 0.5},
minexptime = 0.3,
maxexptime = 0.8,
minsize = 0.7,
maxsize = 2.4,
texture = "mcl_particles_bubble.png"
})
end
-- Show positions of barriers when player is wielding a barrier
local wi = player:get_wielded_item():get_name()
if wi == "mcl_core:barrier" or wi == "mcl_core:realm_barrier" then
local pos = vector.round(player:get_pos())
local r = 8
local vm = get_voxel_manip()
local emin, emax = vm:read_from_map({x=pos.x-r, y=pos.y-r, z=pos.z-r}, {x=pos.x+r, y=pos.y+r, z=pos.z+r})
local area = VoxelArea:new{
MinEdge = emin,
MaxEdge = emax,
}
local data = vm:get_data()
for x=pos.x-r, pos.x+r do
for y=pos.y-r, pos.y+r do
for z=pos.z-r, pos.z+r do
local vi = area:indexp({x=x, y=y, z=z})
local nodename = get_name_from_content_id(data[vi])
local tex
if nodename == "mcl_core:barrier" then
tex = "mcl_core_barrier.png"
elseif nodename == "mcl_core:realm_barrier" then
tex = "mcl_core_barrier.png^[colorize:#FF00FF:127^[transformFX"
end
if tex then
add_particle({
pos = {x=x, y=y, z=z},
expirationtime = 1,
size = 8,
texture = tex,
glow = 14,
playername = name
})
end
end
end
end
end
-- Update internal values
mcl_playerplus_internal[name].lastPos = pos
end
end)
-- set to blank on join (for 3rd party mods)
minetest.register_on_joinplayer(function(player)
local name = player:get_player_name()
mcl_playerplus_internal[name] = {
lastPos = nil,
swimDistance = 0,
jump_cooldown = -1, -- Cooldown timer for jumping, we need this to prevent the jump exhaustion to increase rapidly
}
mcl_playerplus.elytra[player] = {active = false, rocketing = 0}
end)
-- clear when player leaves
minetest.register_on_leaveplayer(function(player)
local name = player:get_player_name()
mcl_playerplus_internal[name] = nil
mcl_playerplus.elytra[player] = nil
end)
-- Don't change HP if the player falls in the water or through End Portal:
mcl_damage.register_modifier(function(obj, damage, reason)
if reason.type == "fall" then
local pos = obj:get_pos()
local node = minetest.get_node(pos)
local velocity = obj:get_velocity() or obj:get_player_velocity() or {x=0,y=-10,z=0}
local v_axis_max = math.max(math.abs(velocity.x), math.abs(velocity.y), math.abs(velocity.z))
local step = {x = velocity.x / v_axis_max, y = velocity.y / v_axis_max, z = velocity.z / v_axis_max}
for i = 1, math.ceil(v_axis_max/5)+1 do -- trace at least 1/5 of the way per second
if not node or node.name == "ignore" then
minetest.get_voxel_manip():read_from_map(pos, pos)
node = minetest.get_node(pos)
end
if node then
if minetest.registered_nodes[node.name].walkable then
return
end
if minetest.get_item_group(node.name, "water") ~= 0 then
return 0
end
if node.name == "mcl_portals:portal_end" then
if mcl_portals and mcl_portals.end_teleport then
mcl_portals.end_teleport(obj)
end
return 0
end
if node.name == "mcl_core:cobweb" then
return 0
end
end
pos = vector.add(pos, step)
node = minetest.get_node(pos)
end
end
end, -200)
minetest.register_on_respawnplayer(function(player)
local pos = player:get_pos()
minetest.add_particlespawner({
amount = 50,
time = 0.001,
minpos = vector.add(pos, 0),
maxpos = vector.add(pos, 0),
minvel = vector.new(-5,-5,-5),
maxvel = vector.new(5,5,5),
minexptime = 1.1,
maxexptime = 1.5,
minsize = 1,
maxsize = 2,
collisiondetection = false,
vertical = false,
texture = "mcl_particles_mob_death.png^[colorize:#000000:255",
})
minetest.sound_play("mcl_mobs_mob_poof", {
pos = pos,
gain = 1.0,
max_hear_distance = 8,
}, true)
end)