capturetheflag/mods/pvp/grenades/grenades.lua

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local function remove_flora(pos, radius)
local pos1 = vector.subtract(pos, radius)
local pos2 = vector.add(pos, radius)
for _, p in ipairs(minetest.find_nodes_in_area(pos1, pos2, "group:flora")) do
if vector.distance(pos, p) <= radius then
minetest.remove_node(p)
end
end
end
local fragdef = {
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description = "Frag grenade (Kills anyone near blast)",
image = "grenades_frag.png",
on_explode = function(pos, name)
if not name or not pos then
return
end
local player = minetest.get_player_by_name(name)
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local radius = 10
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minetest.add_particlespawner({
amount = 20,
time = 0.5,
minpos = vector.subtract(pos, radius),
maxpos = vector.add(pos, radius),
minvel = {x = 0, y = 5, z = 0},
maxvel = {x = 0, y = 7, z = 0},
minacc = {x = 0, y = 1, z = 0},
maxacc = {x = 0, y = 1, z = 0},
minexptime = 0.3,
maxexptime = 0.6,
minsize = 7,
maxsize = 10,
collisiondetection = true,
collision_removal = false,
vertical = false,
texture = "grenades_smoke.png",
})
minetest.add_particle({
pos = pos,
velocity = {x=0, y=0, z=0},
acceleration = {x=0, y=0, z=0},
expirationtime = 0.3,
size = 15,
collisiondetection = false,
collision_removal = false,
object_collision = false,
vertical = false,
texture = "grenades_boom.png",
glow = 10
})
minetest.sound_play("grenades_explode", {
pos = pos,
gain = 1.0,
max_hear_distance = 64,
})
remove_flora(pos, radius/2)
for _, v in ipairs(minetest.get_objects_inside_radius(pos, radius)) do
local hit = minetest.raycast(pos, v:get_pos(), true, true):next()
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if hit and player and v:is_player() and v:get_hp() > 0 and hit.type == "object" and hit.ref:is_player() and
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hit.ref:get_player_name() == v:get_player_name() then
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v:punch(player, 2, {damage_groups = {grenade = 1, fleshy = 30 - ((radius/3) * vector.distance(pos, v:get_pos()))}}, nil)
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end
end
end,
}
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-- fragdef.description = "Sticky Frag grenade (Sticks to surfaces)"
-- fragdef.image = "grenades_frag_sticky.png"
fragdef.on_collide = function(obj)
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return true
end
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grenades.register_grenade("grenades:frag", table.copy(fragdef))
--grenades.register_grenade("grenades:frag_sticky", fragdef)
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-- Smoke Grenade
local SMOKE_GRENADE_TIME = 30
grenades.register_grenade("grenades:smoke", {
description = "Smoke grenade (Generates smoke around blast site)",
image = "grenades_smoke_grenade.png",
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on_collide = function(obj)
return true
end,
on_explode = function(pos, pname)
local player = minetest.get_player_by_name(pname)
if not player or not pos then return end
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local fpos = ctf_classes.get_flag_pos(player)
if not fpos then return end
if vector.distance(pos, fpos) <= 15 then
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minetest.chat_send_player(pname, "You can't explode smoke grenades so close to your flag!")
player:get_inventory():add_item("main", "grenades:smoke")
return
end
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minetest.sound_play("grenades_glasslike_break", {
pos = pos,
gain = 1.0,
max_hear_distance = 32,
})
local hiss = minetest.sound_play("grenades_hiss", {
pos = pos,
gain = 1.0,
loop = true,
max_hear_distance = 32,
})
minetest.after(SMOKE_GRENADE_TIME, minetest.sound_stop, hiss)
for i = 0, 5, 1 do
minetest.add_particlespawner({
amount = 40,
time = SMOKE_GRENADE_TIME + 3,
minpos = vector.subtract(pos, 2),
maxpos = vector.add(pos, 2),
minvel = {x = 0, y = 2, z = 0},
maxvel = {x = 0, y = 3, z = 0},
minacc = {x = 1, y = 0.2, z = 1},
maxacc = {x = 1, y = 0.2, z = 1},
minexptime = 1,
maxexptime = 1,
minsize = 125,
maxsize = 140,
collisiondetection = false,
collision_removal = false,
vertical = false,
texture = "grenades_smoke.png",
})
end
end,
particle = {
image = "grenades_smoke.png",
life = 1,
size = 4,
glow = 0,
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interval = 0.3,
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}
})
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-- Flashbang Grenade
--[[ local flash_huds = {}
grenades.register_grenade("grenades:flashbang", {
description = "Flashbang grenade (Blinds all who look at blast)",
image = "grenades_flashbang.png",
clock = 4,
on_explode = function(pos)
for _, v in ipairs(minetest.get_objects_inside_radius(pos, 20)) do
local hit = minetest.raycast(pos, v:get_pos(), true, true):next()
if hit and v:is_player() and v:get_hp() > 0 and not flash_huds[v:get_player_name()] and hit.type == "object" and
hit.ref:is_player() and hit.ref:get_player_name() == v:get_player_name() then
local playerdir = vector.round(v:get_look_dir())
local grenadedir = vector.round(vector.direction(v:get_pos(), pos))
local pname = v:get_player_name()
minetest.sound_play("glasslike_break", {
pos = pos,
gain = 1.0,
max_hear_distance = 32,
})
if math.acos(playerdir.x*grenadedir.x + playerdir.y*grenadedir.y + playerdir.z*grenadedir.z) <= math.pi/4 then
flash_huds[pname] = {}
for i = 0, 5, 1 do
local key = v:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 0},
name = "flashbang hud "..pname,
scale = {x = -200, y = -200},
text = "default_cloud.png^[colorize:white:255^[opacity:"..tostring(255 - (i * 20)),
alignment = {x = 0, y = 0},
offset = {x = 0, y = 0}
})
flash_huds[pname][i+1] = key
minetest.after(2 * i, function()
if minetest.get_player_by_name(pname) then
minetest.get_player_by_name(pname):hud_remove(key)
if flash_huds[pname] then
table.remove(flash_huds[pname], 1)
end
if i == 5 then
flash_huds[pname] = nil
end
end
end)
end
end
end
end
end,
})
minetest.register_on_dieplayer(function(player)
local name = player:get_player_name()
if flash_huds[name] then
for _, v in ipairs(flash_huds[name]) do
player:hud_remove(v)
end
flash_huds[name] = nil
end
end) ]]