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minor code cleanup

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This commit is contained in:
Arturas Norkus 2016-06-05 22:24:54 +03:00
parent 7b5f74c3aa
commit 257504bbde
3 changed files with 8 additions and 16 deletions
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4
rain/rain.lua
View File

@ -31,7 +31,7 @@ end
rain.add_rain_particles = function(player, dtime)
rain.last_rp_count = 0
for i=rain.particles_count, 1,-1 do
local random_pos_x, random_pos_y, random_pos_z = get_random_pos_by_player_look_dir(player)
local random_pos_x, random_pos_y, random_pos_z = weather.get_random_pos_by_player_look_dir(player)
if minetest.get_node_light({x=random_pos_x, y=random_pos_y, z=random_pos_z}, 0.5) == 15 then
rain.last_rp_count = rain.last_rp_count + 1
minetest.add_particle({
@ -136,7 +136,7 @@ end)
rain.make_weather = function()
rain.raining = true
for _, player in ipairs(minetest.get_connected_players()) do
if (is_underwater(player)) then
if (weather.is_underwater(player)) then
return false
end
rain.add_player(player)

6
snow/snow.lua
View File

@ -6,8 +6,8 @@ snow.particles_count = 25
snow.add_rain_particles = function(player, dtime)
rain.last_rp_count = 0
for i=snow.particles_count, 1,-1 do
local random_pos_x, random_pos_y, random_pos_z = get_random_pos_by_player_look_dir(player)
random_pos_y = math.random() + random_pos(player:getpos().y - 1, player:getpos().y + 7)
local random_pos_x, random_pos_y, random_pos_z = weather.get_random_pos_by_player_look_dir(player)
random_pos_y = math.random() + math.random(player:getpos().y - 1, player:getpos().y + 7)
if minetest.get_node_light({x=random_pos_x, y=random_pos_y, z=random_pos_z}, 0.5) == 15 then
rain.last_rp_count = rain.last_rp_count + 1
minetest.add_particle({
@ -43,7 +43,7 @@ minetest.register_globalstep(function(dtime)
end
for _, player in ipairs(minetest.get_connected_players()) do
if (is_underwater(player)) then
if (weather.is_underwater(player)) then
return false
end
snow.add_rain_particles(player, dtime)

14
weather_core/weather_core.lua
View File

@ -47,7 +47,7 @@ end
-- checks if player is undewater. This is needed in order to
-- turn off weather particles generation.
function is_underwater(player)
weather.is_underwater = function(player)
local ppos = player:getpos()
local offset = player:get_eye_offset()
local player_eye_pos = {x = ppos.x + offset.x,
@ -60,17 +60,9 @@ function is_underwater(player)
return false
end
-- returns random number between a and b.
function random_pos(a, b)
if (a > b) then
return math.random(b, a);
end
return math.random(a, b);
end
-- trying to locate position for particles by player look direction for performance reason.
-- it is costly to generate many particles around player so goal is focus mainly on front view.
function get_random_pos_by_player_look_dir(player)
weather.get_random_pos_by_player_look_dir = function(player)
local look_dir = player:get_look_dir()
local player_pos = player:getpos()
@ -96,7 +88,7 @@ function get_random_pos_by_player_look_dir(player)
end
end
random_pos_y = math.random() + random_pos(player_pos.y + 1, player_pos.y + 7)
random_pos_y = math.random() + math.random(player_pos.y + 1, player_pos.y + 7)
return random_pos_x, random_pos_y, random_pos_z
end