mtcontrib/regional_weather
1
0
Fork 1
mirror of https://github.com/t-affeldt/regional_weather.git synced 2025-07-19 08:50:28 +02:00
Code Releases Wiki Activity

Enable shadows, increase puddle transparency, tweak player speed buffs

Browse Source
This commit is contained in:
Till Affeldt
2023-02-22 05:22:45 +01:00
parent 351c11b3c7
commit 932546a3d5
6 changed files with 47 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

51
ca_weathers/ambient.lua
View File

@ -12,21 +12,47 @@ local function calc_cloud_height(heat, humidity, dewpoint)
return base + climate_api.utility.rangelim(variation, -scale, scale)
end
-- maps range of 0 to 1 to any other range
local function map_range(val, low, high)
return (val + low) * (high - low)
end
local function generate_effects(params)
local override = {}
local cloud_density = climate_api.utility.rangelim(params.humidity / 100, 0.15, 0.65)
local cloud_thickness = climate_api.utility.rangelim(params.base_humidity * 0.2, 1, 18)
local cloud_height = calc_cloud_height(params.heat, params.humidity, params.dewpoint)
local wind = climate_api.environment.get_wind({ x = 0, y = cloud_height, z = 0 })
-- diffuse shadows when cloudy
-- zero at density 0.65 and one at 0.15
local cloud_shadows = 1.075 - (cloud_density / 0.5)
-- diffuse shadows at dawn / dusk
-- 15 hours between dawn and dusk accoring to https://wiki.minetest.net/Time_of_day
local daylight_duration = 15 / 24
local daytime = climate_api.utility.rangelim(minetest.get_timeofday(), 0.1875, 0.8125)
-- zero at dawn / dusk and one at midday
local daytime_shadows = 1 - (math.abs(0.5 - daytime) * 2 / daylight_duration)
local shadow_intensity = map_range(cloud_shadows + daytime_shadows, 0.15, 0.5)
local light_saturation = map_range(cloud_shadows + daytime_shadows, 0.8, 1.2)
local skybox = {priority = 10}
skybox.cloud_data = {
density = climate_api.utility.rangelim(params.humidity / 100, 0.15, 0.65),
density = cloud_density,
speed = wind,
thickness = climate_api.utility.rangelim(params.base_humidity * 0.2, 1, 18),
thickness = cloud_thickness,
height = cloud_height,
ambient = "#0f0f1050"
}
skybox.light_data = {
shadow_intensity = shadow_intensity,
saturation = light_saturation
}
if params.height > -100 and params.humidity > 40 then
skybox.cloud_data.color = "#b2a4a4b0"
end
@ -50,16 +76,19 @@ local function generate_effects(params)
override["climate_api:skybox"] = skybox
local movement = params.player:get_velocity()
local movement_direction
if (vector.length(movement) < 0.1) then
movement_direction = vector.new(0, 0, 0)
else
movement_direction = vector.normalize(movement)
if params.height > - 50 and not params.indoors then
local movement = params.player:get_velocity()
local movement_direction
if (vector.length(movement) < 0.1) then
movement_direction = vector.new(0, 0, 0)
else
movement_direction = vector.normalize(movement)
end
local vector_product = vector.dot(movement_direction, wind)
local movement_penalty = climate_api.utility.sigmoid(vector_product, 1.5, 0.15, 0.9) + 0.2
override["regional_weather:speed_buff"] = movement_penalty
end
local vector_product = vector.dot(movement_direction, wind)
local movement_penalty = climate_api.utility.sigmoid(vector_product, 1.5, 0.15, 0.9) + 0.2
override["regional_weather:speed_buff"] = movement_penalty
return override
end