nalc/regional_weather
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Merge remote-tracking branch 'upstream/master'

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bri cassa 2025-03-20 12:46:30 +01:00
commit 9ecf5b6520
1 changed files with 9 additions and 7 deletions
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16
ca_weathers/ambient.lua
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@ -14,9 +14,11 @@ end
-- maps range of 0 to 1 to any other range
local function map_range(val, low, high)
local cal_val = math.min(math.max(val, 0), 1)
local range = high - low
return low + (cal_val * range)
-- NALC modif
-- local cal_val = math.min(math.max(val, 0), 1)
-- local range = high - low
-- return low + (cal_val * range)
return val * (high - low) + low
end
local function generate_effects(params)
@ -28,8 +30,8 @@ local function generate_effects(params)
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)
-- cloud_shadows at zero at cloud density 0.65 and one at 0.15
local cloud_shadows = 1 - ((cloud_density - 0.15) / (0.65 - 0.15))
-- diffuse shadows at dawn / dusk
-- 15 hours between dawn and dusk accoring to https://wiki.minetest.net/Time_of_day
@ -38,8 +40,8 @@ local function generate_effects(params)
-- 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, 0.4)
local light_saturation = map_range(cloud_shadows + daytime_shadows, 0.9, 1.1)
local shadow_intensity = map_range((cloud_shadows + daytime_shadows) / 2, 0.5, 2)
local light_saturation = map_range((cloud_shadows + daytime_shadows) / 2, 0.75, 1.25)
local skybox = {priority = 10}
skybox.cloud_data = {