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ap_airship/hud.lua
Andrey Stepanov f7d98e2cad
add ground speed indicator
2025-04-26 22:44:49 +05:00

352 lines
13 KiB
Lua
Executable file
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ap_airship.hud_list = {}
function ap_airship.get_pointer_angle(value, maxvalue)
local angle = value/maxvalue * 180
--angle = angle - 90
--angle = angle * -1
return angle
end
function ap_airship.animate_gauge(player, ids, prefix, x, y, angle)
local angle_in_rad = math.rad(angle + 180)
local dim = 10
local pos_x = math.sin(angle_in_rad) * dim
local pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "2"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 20
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "3"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 30
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "4"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 40
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "5"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 50
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "6"], "offset", {x = pos_x + x, y = pos_y + y})
dim = 60
pos_x = math.sin(angle_in_rad) * dim
pos_y = math.cos(angle_in_rad) * dim
player:hud_change(ids[prefix .. "7"], "offset", {x = pos_x + x, y = pos_y + y})
end
local hud_panel_x = 10 -- HUD left offset
local hud_panel_y = -10 -- HUD bottom offset
-- Ground speed indicator
-- left bottom corner
local gs_ind_x = hud_panel_x
local gs_ind_y = hud_panel_y
-- zero position
local gs_ind_zero_x = gs_ind_x + 83
local gs_ind_zero_y = gs_ind_y - 42
-- indicator range
local gs_ind_range_xmin = gs_ind_zero_x - 56
local gs_ind_range_xmax = gs_ind_zero_x + 58
local gs_ind_xstep = 57 / 4
local gs_ind_range_ymax = gs_ind_y - 154
local gs_ind_range_ymin = gs_ind_y - 13
local gs_ind_ystep = math.abs(gs_ind_range_ymax - gs_ind_zero_y) / 8
local function bound(min, value, max)
return math.max(math.min(value, max), min)
end
local function set_gs_indicator(player, ids, forward, right)
player:hud_change(
ids["gs_hor"],
"offset",
{
x = gs_ind_x,
y = gs_ind_zero_y - bound(-2, forward, 8) * gs_ind_ystep
}
)
player:hud_change(
ids["gs_vert"],
"offset",
{
x = gs_ind_zero_x + bound(-4, right, 4) * gs_ind_xstep,
y = gs_ind_y
}
)
end
function ap_airship.update_hud(self, coal, water, pressure, power_lever)
local player = minetest.get_player_by_name(self.driver_name)
if player == nil then return end
local player_name = player:get_player_name()
local screen_pos_y = -100
local screen_pos_x = 10
local water_gauge_x = screen_pos_x + 374
local water_gauge_y = screen_pos_y
local press_gauge_x = screen_pos_x + 85
local press_gauge_y = water_gauge_y
local coal_1_x = screen_pos_x + 182
local coal_1_y = screen_pos_y
local coal_2_x = coal_1_x + 60
local coal_2_y = screen_pos_y
local throttle_x = screen_pos_x + 395
local throttle_y = screen_pos_y + 45
local ids = ap_airship.hud_list[player_name]
if ids then
player:hud_change(ids["throttle"], "offset", {x = throttle_x, y = throttle_y - power_lever})
local yaw = self.object:get_rotation().y
local velocity = self.object:get_velocity()
local sin_yaw = math.sin(yaw)
local cos_yaw = math.cos(yaw)
set_gs_indicator(
player,
ids,
velocity.z * cos_yaw - velocity.x * sin_yaw,
velocity.z * sin_yaw + velocity.x * cos_yaw
)
--[[local coal_value = coal
if coal_value > 99 then coal_value = 99 end
if coal_value < 0 then coal_value = 0 end
player:hud_change(ids["coal_1"], "text", "ap_airship_"..(math.floor(coal_value/10))..".png")
player:hud_change(ids["coal_2"], "text", "ap_airship_"..(math.floor(coal_value%10))..".png")]]--
--[[ap_airship.animate_gauge(player, ids, "water_pt_", water_gauge_x, water_gauge_y, water)
ap_airship.animate_gauge(player, ids, "press_pt_", press_gauge_x, press_gauge_y, pressure)]]--
else
ids = {}
ids["title"] = player:hud_add({
hud_elem_type = "text",
position = {x = 0, y = 1},
offset = {x = screen_pos_x + 240, y = screen_pos_y - 100},
text = "Airship engine state",
alignment = 0,
scale = { x = 100, y = 30},
number = 0xFFFFFF,
})
ids["bg"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = screen_pos_x, y = screen_pos_y},
text = "ap_airship_hud_panel.png",
scale = { x = 0.5, y = 0.5},
alignment = { x = 1, y = 0 },
})
ids["throttle"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = throttle_x, y = throttle_y},
text = "ap_airship_throttle.png",
scale = { x = 0.5, y = 0.5},
alignment = { x = 1, y = 0 },
})
ids["gs_bg"] = player:hud_add({
hud_elem_type = "image",
position = { x = 0, y = 1 },
offset = { x = gs_ind_x, y = gs_ind_y },
text = "ap_airship_ind_gs_bg.png",
scale = { x = 1, y = 1 },
alignment = { x = 1, y = -1 },
})
ids["gs_hor"] = player:hud_add({
hud_elem_type = "image",
position = { x = 0, y = 1 },
offset = { x = gs_ind_x, y = gs_ind_range_ymin },
text = "ap_airship_ind_gs_lh.png",
scale = { x = 170, y = 1 },
alignment = { x = 1, y = -1 },
})
ids["gs_vert"] = player:hud_add({
hud_elem_type = "image",
position = { x = 0, y = 1 },
offset = { x = gs_ind_range_xmin, y = gs_ind_y },
text = "ap_airship_ind_gs_lv.png",
scale = { x = 1, y = 170 },
alignment = { x = 1, y = -1 },
})
ids["gs_fg"] = player:hud_add({
hud_elem_type = "image",
position = { x = 0, y = 1 },
offset = { x = gs_ind_x, y = gs_ind_y },
text = "ap_airship_ind_gs_fg.png",
scale = { x = 1, y = 1 },
alignment = { x = 1, y = -1 },
})
ids["gs_caption"] = player:hud_add({
hud_elem_type = "text",
position = { x = 0, y = 1 },
offset = { x = gs_ind_zero_x, y = gs_ind_y - 170 },
text = "Ground Speed",
scale = { x = 1, y = 1 },
alignment = { x = 0, y = -1 },
number = 0xFFFFFF,
})
--[[ids["coal_1"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = coal_1_x, y = coal_1_y},
text = "ap_airship_0.png",
scale = { x = 0.5, y = 0.5},
alignment = { x = 1, y = 0 },
})
ids["coal_2"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = coal_2_x, y = coal_2_y},
text = "ap_airship_0.png",
scale = { x = 0.5, y = 0.5},
alignment = { x = 1, y = 0 },
})]]--
--[[ids["water_pt_1"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["water_pt_2"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["water_pt_3"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["water_pt_4"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["water_pt_5"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["water_pt_6"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["water_pt_7"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = water_gauge_x, y = water_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_1"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_2"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_3"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_4"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_5"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_6"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})
ids["press_pt_7"] = player:hud_add({
hud_elem_type = "image",
position = {x = 0, y = 1},
offset = {x = press_gauge_x, y = press_gauge_y},
text = "ap_airship_ind_box.png",
scale = { x = 6, y = 6},
alignment = { x = 1, y = 0 },
})]]--
ap_airship.hud_list[player_name] = ids
end
end
function ap_airship.remove_hud(player)
if player then
local player_name = player:get_player_name()
--minetest.chat_send_all(player_name)
local ids = ap_airship.hud_list[player_name]
if ids then
--player:hud_remove(ids["altitude"])
--player:hud_remove(ids["time"])
for key in pairs(ids) do
player:hud_remove(ids[key])
end
end
ap_airship.hud_list[player_name] = nil
end
end
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