portalgun/powerball.lua

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Lua
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2018-08-17 21:08:20 +02:00
minetest.register_node("portalgun:powerballspawner", {
description = "Power ball spawner" ,
tiles = {"default_steel_block.png","default_steel_block.png","default_steel_block.png","default_steel_block.png","default_steel_block.png","portalgun_powerballspawner.png"},
groups = {cracky=2},
sounds = default.node_sound_glass_defaults(),
is_ground_content = false,
paramtype2 = "facedir",
on_place = minetest.rotate_node,
on_construct = function(pos)
minetest.get_node_timer(pos):start(10)
end,
on_timer = function (pos, elapsed)
local dir=minetest.get_node(pos).param2
local v={x=0, y=0, z=0}
if dir==0 then v.z=-1
elseif dir==1 then v.x=-1
elseif dir==2 then v.z=1
elseif dir==3 then v.x=1
elseif dir==8 then v.y=-1
elseif dir==4 then v.y=1
end
local pv={x=pos.x+v.x, y=pos.y+v.y, z=pos.z+v.z}
portalgun.new=1
local m=minetest.add_entity(pv, "portalgun:powerball")
m:set_velocity({x=v.x*4, y=v.y*4, z=v.z*4})
return true
end,
})
minetest.register_node("portalgun:powerballspawner2", {
description = "Power ball spawner (spawn on activate)" ,
tiles = {"default_steel_block.png","default_steel_block.png","default_steel_block.png","default_steel_block.png","default_steel_block.png","portalgun_powerballspawner.png^[colorize:#aaaa0055"},
groups = {cracky=2,mesecon=1},
sounds = default.node_sound_glass_defaults(),
is_ground_content = false,
paramtype2 = "facedir",
on_place = minetest.rotate_node,
mesecons = {effector = {
action_on = function (pos, node)
local dir=minetest.get_node(pos).param2
local v={x=0, y=0, z=0}
if dir==0 then v.z=-1
elseif dir==1 then v.x=-1
elseif dir==2 then v.z=1
elseif dir==3 then v.x=1
elseif dir==8 then v.y=-1
elseif dir==4 then v.y=1
end
local pv={x=pos.x+v.x, y=pos.y+v.y, z=pos.z+v.z}
portalgun.new=1
local m=minetest.add_entity(pv, "portalgun:powerball")
m:set_velocity({x=v.x*4, y=v.y*4, z=v.z*4})
end
}}
})
minetest.register_entity("portalgun:powerball",{
hp_max = 1000,
physical = true,
weight = 0,
collisionbox = {-0.4,-0.4,-0.4, 0.4,0.4,0.4},
visual = "sprite",
visual_size = {x=1.1, y=1.1},
textures = {"portalgun_powrball.png"},
initial_sprite_basepos = {x=0, y=0},
is_visible = true,
makes_footstep_sound = false,
automatic_rotate = false,
portalgun=2,
powerball=1,
on_activate= function(self, staticdata)
if portalgun.new==0 then
self.object:remove()
return self
end
portalgun.new=0
local pos=self.object:get_pos()
self.sound=minetest.sound_play("portalgun_powerball", {pos=pos,max_hear_distance = 10, gain = 0.5})
minetest.sound_play("portalgun_powerballbonce", {pos=pos,max_hear_distance = 10, gain = 1})
end,
on_step= function(self, dtime)
self.timer=self.timer+dtime
if self.timer<0.2 then return self end
self.timer=0
local pos=self.object:get_pos()
for i, ob in pairs(minetest.get_objects_inside_radius(pos, 2)) do
if ob:is_player() or (ob:get_luaentity() and ob:get_luaentity().portalgun~=1 and ob:get_luaentity().wsc==nil and ob:get_luaentity().powerball~=1) then
ob:set_hp(0)
ob:punch(ob, {full_punch_interval=1.0,damage_groups={fleshy=9000}}, "default:bronze_pick", nil)
end
end
self.timer2=self.timer2+1
self.timer3=self.timer3+1
if self.timer3>=9 then
self.timer3=0
minetest.sound_stop(self.sound)
self.sound=minetest.sound_play("portalgun_powerball", {pos=pos,max_hear_distance = 10, gain = 0.5})
end
if self.timer2>40 then
minetest.sound_stop(self.sound)
self.object:set_hp(0)
self.object:punch(self.object, {full_punch_interval=1.0,damage_groups={fleshy=9000}}, "default:bronze_pick", nil)
return self
end
local v=self.object:get_velocity()
local nextn={x=pos.x+(v.x)/3, y=pos.y+(v.y)/3, z=pos.z+(v.z)/3}
local nname=minetest.get_node(nextn).name
if minetest.registered_nodes[nname].walkable then
if nname=="portalgun:powerballtarget" and mesecon then
mesecon.receptor_on(nextn)
minetest.get_node_timer(nextn):start(5)
end
self.object:set_velocity({x=v.x*-1, y=v.y*-1, z=v.z*-1})
minetest.sound_play("portalgun_powerballbonce", {pos=pos,max_hear_distance = 10, gain = 1})
end
end,
timer=0,
timer2=0,
timer3=0,
sound={}
})
minetest.register_node("portalgun:powerballtarget", {
description = "Power ball target" ,
tiles = {"portalgun_powerballstarget.png"},
groups = {mesecon = 2,cracky=2},
mesecons = {receptor = {state = "off"}},
sounds = default.node_sound_stone_defaults(),
is_ground_content = false,
on_timer = function (pos, elapsed)
mesecon.receptor_off(pos)
return false
end,
})