Add hud overlay effect, increase global tick cycle, improve skybox and sound effects

TODO.md

@@ -3,7 +3,6 @@
 ## Required for MVP
 - Find good values for weather conditions
 - Make sure all weather presets are working
-- Add light level to possible conditions
 
 ## Required for Beta
 - Implement fallback for sky changes without skylayer

ca_effects/clouds.lua

@@ -1,48 +0,0 @@
-if not climate_mod.settings.skybox then return end
-if not minetest.get_modpath("skylayer") then return end
-
-local SKYBOX_NAME = "climate_api:clouds"
-
-local function set_clouds(player, clouds)
-	local sky = { name = SKYBOX_NAME, cloud_data = clouds }
-	skylayer.add_layer(player:get_player_name(), sky)
-end
-
-local function remove_cloud_layer(player)
-	skylayer.remove_layer(player:get_player_name(), SKYBOX_NAME)
-end
-
-local function accumulate(current, incoming, fn)
-	if type(incoming) ~= "nil" and type(current) == "nil" then
-		return incoming
-	elseif type(incoming) ~= "nil" then
-		return fn(current, incoming)
-	end
-	return current
-end
-
-local function handle_effect(player_data)
-	for playername, data in pairs(player_data) do
-		local player = minetest.get_player_by_name(playername)
-		local clouds = {}
-		for weather, value in pairs(data) do
-			clouds.size = accumulate(clouds.size, data.size, function(a, b) return a * b end)
-			clouds.speed = accumulate(clouds.speed, data.speed, vector.multiply)
-			if type(data.color) ~= "nil" then
-				clouds.color = data.color
-			end
-		end
-		set_clouds(player, clouds)
-	end
-end
-
-local function remove_effect(player_data)
-	for playername, data in ipairs(player_data) do
-		local player = minetest.get_player_by_name(playername)
-		remove_cloud_layer(player)
-	end
-end
-
-climate_api.register_effect("climate_api:clouds", handle_effect, "tick")
-climate_api.register_effect("climate_api:clouds", remove_effect, "stop")
-climate_api.set_effect_cycle("climate_api:clouds", climate_api.LONG_CYCLE)

ca_effects/hud_overlay.lua

@@ -0,0 +1,68 @@
+if not climate_mod.settings.sound then return end
+
+local EFFECT_NAME = "climate_api:hud_overlay"
+
+local handles = {}
+local function apply_hud(pname, weather, hud)
+	if handles[pname] == nil then handles[pname] = {} end
+	if handles[pname][weather] ~= nil then return end
+	local player = minetest.get_player_by_name(pname)
+	local handle = player:hud_add({
+		name = weather,
+		hud_elem_type = "image",
+		position = {x = 0, y = 0},
+		alignment = {x = 1, y = 1},
+		scale = { x = -100, y = -100},
+		z_index = hud.z_index,
+		text = hud.file,
+		offset = {x = 0, y = 0}
+	})
+	handles[pname][weather] = handle
+end
+
+local function remove_hud(pname, weather, hud)
+	if handles[pname] == nil or handles[pname][weather] == nil then return end
+	local handle = handles[pname][weather]
+	local player = minetest.get_player_by_name(pname)
+	player:hud_remove(handle)
+	handles[pname][weather] = nil
+end
+
+local function start_effect(player_data)
+	for playername, data in pairs(player_data) do
+		for weather, value in pairs(data) do
+			apply_hud(playername, weather, value)
+		end
+	end
+end
+
+local function handle_effect(player_data, prev_data)
+	for playername, data in pairs(player_data) do
+		for weather, value in pairs(data) do
+			if prev_data[playername][weather] == nil then
+				apply_hud(playername, weather, value)
+			end
+		end
+	end
+
+	for playername, data in pairs(prev_data) do
+		for weather, value in pairs(data) do
+			if player_data[playername][weather] == nil then
+				remove_hud(playername, weather, value)
+			end
+		end
+	end
+end
+
+local function stop_effect(prev_data)
+	for playername, data in pairs(prev_data) do
+		for weather, value in pairs(data) do
+			remove_hud(playername, weather, value)
+		end
+	end
+end
+
+climate_api.register_effect(EFFECT_NAME, start_effect, "start")
+climate_api.register_effect(EFFECT_NAME, handle_effect, "tick")
+climate_api.register_effect(EFFECT_NAME, stop_effect, "stop")
+climate_api.set_effect_cycle(EFFECT_NAME, climate_api.MEDIUM_CYCLE)

ca_effects/particles.lua

@@ -1,5 +1,7 @@
 if not climate_mod.settings.particles then return end
 
+local EFFECT_NAME = "climate_api:particles"
+
 local function get_particle_texture(particles)
 	if type(particles.textures) == "nil" or next(particles.textures) == nil then
 		return particles.texture
@@ -61,5 +63,5 @@ local function handle_effect(player_data)
 	end
 end
 
-climate_api.register_effect("climate_api:particles", handle_effect, "tick")
-climate_api.set_effect_cycle("climate_api:particles", climate_api.SHORT_CYCLE)
+climate_api.register_effect(EFFECT_NAME, handle_effect, "tick")
+climate_api.set_effect_cycle(EFFECT_NAME, climate_api.SHORT_CYCLE)

ca_effects/skybox.lua

@@ -1,15 +1,27 @@
 if not climate_mod.settings.skybox then return end
-if not minetest.get_modpath("skylayer") then return end
 
-local SKYBOX_NAME = "climate_api:skybox"
+local EFFECT_NAME = "climate_api:skybox"
 
 local function set_skybox(player, sky)
-	sky.name = SKYBOX_NAME
-	skylayer.add_layer(player:get_player_name(), sky)
+	if sky.sky_data ~= nil then
+		player:set_sky(sky.sky_data)
+	end
+	if sky.cloud_data ~= nil then
+		player:set_clouds(sky.cloud_data)
+	end
+	if sky.moon_data ~= nil then
+		player:set_moon(sky.moon_data)
+	end
+	if sky.sun_data ~= nil then
+		player:set_sun(sky.sun_data)
+	end
+	if sky.stars_data ~= nil then
+		player:set_sun(sky.stars_data)
+	end
 end
 
 local function remove_skybox(player)
-	skylayer.remove_layer(player:get_player_name(), SKYBOX_NAME)
+	player:set_sky({ type = "regular", clouds = true})
 end
 
 local function handle_effect(player_data)
@@ -24,12 +36,12 @@ local function handle_effect(player_data)
 end
 
 local function remove_effect(player_data)
-	for playername, data in ipairs(player_data) do
+	for playername, data in pairs(player_data) do
 		local player = minetest.get_player_by_name(playername)
 		remove_skybox(player)
 	end
 end
 
-climate_api.register_effect("climate_api:skybox", handle_effect, "tick")
-climate_api.register_effect("climate_api:skybox", remove_effect, "stop")
-climate_api.set_effect_cycle("climate_api:skybox", climate_api.LONG_CYCLE)
+climate_api.register_effect(EFFECT_NAME, handle_effect, "tick")
+climate_api.register_effect(EFFECT_NAME, remove_effect, "stop")
+--climate_api.set_effect_cycle("climate_api:skybox", climate_api.LONG_CYCLE)

ca_effects/sound.lua

@@ -1,5 +1,7 @@
 if not climate_mod.settings.sound then return end
 
+local EFFECT_NAME = "climate_api:sound"
+
 local handles = {}
 local function start_sound(pname, weather, sound)
 	if handles[pname] == nil then handles[pname] = {} end
@@ -30,7 +32,7 @@ local function handle_effect(player_data, prev_data)
 	for playername, data in pairs(player_data) do
 		for weather, value in pairs(data) do
 			if prev_data[playername][weather] == nil then
-				start_sound(playername, weather, sound)
+				start_sound(playername, weather, value)
 			end
 		end
 	end
@@ -38,7 +40,7 @@ local function handle_effect(player_data, prev_data)
 	for playername, data in pairs(prev_data) do
 		for weather, value in pairs(data) do
 			if player_data[playername][weather] == nil then
-				stop_sound(playername, weather, sound)
+				stop_sound(playername, weather, value)
 			end
 		end
 	end
@@ -53,7 +55,7 @@ local function stop_effect(prev_data)
 	end
 end
 
-climate_api.register_effect("climate_api:sound", start_effect, "start")
-climate_api.register_effect("climate_api:sound", handle_effect, "tick")
-climate_api.register_effect("climate_api:sound", stop_effect, "stop")
-climate_api.set_effect_cycle("climate_api:sound", 0)
+climate_api.register_effect(EFFECT_NAME, start_effect, "start")
+climate_api.register_effect(EFFECT_NAME, handle_effect, "tick")
+climate_api.register_effect(EFFECT_NAME, stop_effect, "stop")
+climate_api.set_effect_cycle(EFFECT_NAME, climate_api.LONG_CYCLE)

init.lua

@@ -53,7 +53,7 @@ dofile(modpath.."/lib/main.lua")
 dofile(modpath.."/lib/commands.lua")
 
 -- import predefined environment effects
-dofile(modpath .. "/ca_effects/clouds.lua")
+dofile(modpath .. "/ca_effects/hud_overlay.lua")
 dofile(modpath .. "/ca_effects/particles.lua")
 dofile(modpath .. "/ca_effects/skybox.lua")
 dofile(modpath .. "/ca_effects/sound.lua")

lib/main.lua

@@ -1,5 +1,5 @@
-local GSCYCLE = 0.01
-local WORLD_CYCLE = 0.5
+local GSCYCLE = 0.03
+local WORLD_CYCLE = 2
 
 local gs_timer = 0
 local world_timer = 0
@@ -16,13 +16,14 @@ minetest.register_globalstep(function(dtime)
 		climate_mod.world.update_status(noise_timer)
 	end
 
-	local previous_effects = climate_mod.current_effects
-	climate_mod.current_effects = climate_mod.trigger.get_active_effects()
+	local previous_effects = table.copy(climate_mod.current_effects)
+	local current_effects = climate_mod.trigger.get_active_effects()
 
 	for name, effect in pairs(climate_mod.effects) do
 		if climate_mod.cycles[name].timespan < climate_mod.cycles[name].timer + dtime then
 			climate_mod.cycles[name].timer = 0
-			climate_mod.trigger.call_handlers(name, climate_mod.current_effects[name], previous_effects[name])
+			climate_mod.current_effects[name] = current_effects[name]
+			climate_mod.trigger.call_handlers(name, current_effects[name], previous_effects[name])
 		else
 			climate_mod.cycles[name].timer = climate_mod.cycles[name].timer + dtime
 		end

lib/trigger.lua

@@ -15,6 +15,7 @@ function trigger.get_player_environment(player)
 	env.humidity = climate_api.environment.get_humidity(ppos)
 	env.time = minetest.get_timeofday()
 	env.date = minetest.get_day_count()
+	env.light = minetest.get_node_light(vector.add(ppos, vector.new({x=0,y=1.5,z=0})), 0.5)
 	return env
 end