better formula for signal power; hud update

This commit is contained in:
techniX 2019-12-07 14:58:47 +02:00
parent a05da6469e
commit 064a4d3cb8
2 changed files with 29 additions and 27 deletions

27
hud.lua

@ -31,14 +31,14 @@ function ham_radio.toggle_hud(player)
position = hud_pos,
offset = { x = -250, y = 20 },
text = "ham_radio_hud_bg.png",
scale = { x = 2, y = 3 },
scale = { x = 2, y = 2 },
alignment = { x = 1, y = 0 },
}),
frequency = player:hud_add({
hud_elem_type = "text",
text = "",
position = hud_pos,
offset = { x = 0, y = 0 },
offset = { x = 0, y = 5 },
alignment = 0,
number = 0xFFFFFF,
scale= { x = 100, y = 20 },
@ -46,17 +46,17 @@ function ham_radio.toggle_hud(player)
signal_meter = player:hud_add({
hud_elem_type = "image",
position = hud_pos,
offset = { x = -220, y = 30 },
offset = { x = -220, y = 35 },
text = "ham_radio_hud_indicator_empty.png",
scale = { x = 2, y = 2 },
scale = { x = 2, y = 1 },
alignment = { x = 1, y = 0 },
}),
signal_level = player:hud_add({
hud_elem_type = "image",
position = hud_pos,
offset = { x = -220, y = 30 },
offset = { x = -220, y = 35 },
text = "ham_radio_hud_indicator_full.png",
scale = { x = 0, y = 2 },
scale = { x = 0, y = 1 },
alignment = { x = 1, y = 0 },
})
}
@ -77,20 +77,17 @@ function ham_radio:update_hud_display(player)
if frequency ~= nil and frequency ~= "" then
local transmitter = self.read_transmitter(frequency)
-- minetest.chat_send_player(player:get_player_name(), "Found transmitter:"..minetest.serialize(transmitter))
if transmitter.pos then
transmitter_signal = self:locate_transmitter(player, transmitter.pos)
end
end
-- local target_pos = {x=-407, y = 59, z = 70}
--local indicator = string.rep('|', transmitter.distance)..string.rep('|', transmitter.signal)..string.rep(':', 25-(transmitter.distance + transmitter.signal))
local indicator = string.rep('|', transmitter_signal)..string.rep(':', 20 - transmitter_signal)
--local text = "[ Frequency: "..tostring(meta:get_string("frequency")).." ]"..indicator
local text = "[ Frequency: "..tostring(meta:get_string("frequency")).." ]"
local text = "FQ "..tostring(meta:get_string("frequency"))
player:hud_change(self.playerhuds[name].frequency, "text", text)
player:hud_change(self.playerhuds[name].signal_level, "scale", { x = (transmitter_signal * 20) / 200 or 0.1, y = 2 })
player:hud_change(
self.playerhuds[name].signal_level,
"scale",
{ x = transmitter_signal/50 or 0.1, y = 1 } -- x scale should be 0-2
)
end
minetest.register_on_newplayer(ham_radio.toggle_hud)

@ -38,18 +38,23 @@ function ham_radio:locate_transmitter(player, transmitter_pos)
local player_look_vector = player:get_look_dir()
local player_direction = vector.add(player_pos, player_look_vector)
local distance = vector.distance(player_pos, transmitter_pos)
local coeff = 0.9
local distance_to_target = 0
-- local distance_to_target = 13 - math.floor(math.log(distance*30))
local distance_to_target = 24 - math.floor(2 * math.log(distance*10))
local distance = vector.distance(player_pos, transmitter_pos)
if distance < 3 then
distance_to_target = 100
coeff = 0.99
else
distance_to_target = -0.0000000001*math.pow(distance,3)+0.00000145*math.pow(distance,2)-0.03*distance+100
if distance_to_target < 3 then
distance_to_target = 3
end
end
local distance2 = vector.distance(player_direction, transmitter_pos)
local signal_power = 1 - ((1 + distance2 - distance) / 2)
local signal_power = distance - distance2;
return math.floor(distance_to_target * signal_power);
--return {
-- distance = distance_to_target,
-- signal = signal_power
-- }
-- 0-100
return distance_to_target * coeff + distance_to_target * (1 - coeff) * signal_power;
end