added soil checking for custom decoration

2 files changed, 55 insertions, 36 deletions

diff --git a/init.lua b/init.lua
index c88891c..429f9f1 100644
--- a/init.lua
+++ b/init.lua
@@ -12,7 +12,6 @@ local crops = {
 -- add to crop list to force grow

 -- {crop name start_, growth steps, seed node (if required)}

 -- e.g. {"farming:wheat_", 8, "farming:seed_wheat"}

-

 function bonemeal:add_crop(list)

 

 	for n = 1, #list do

@@ -20,30 +19,6 @@ function bonemeal:add_crop(list)
 	end

 end

 

------ plants

-

--- default plants

-local plants = {

-	"air",

-	"flowers:dandelion_white",

-	"flowers:dandelion_yellow",

-	"flowers:geranium",

-	"flowers:rose",

-	"flowers:tulip",

-	"flowers:viola",

-}

-

--- add to plant list to grow among grass

--- "plant node name"

--- e.g. "flowers:rose"

-

-function bonemeal:add_plant(list)

-

-	for n = 1, #list do

-		table.insert(plants, list[n])

-	end

-end

-

 ----- saplings

 

 -- special pine check for snow

@@ -205,8 +180,36 @@ local function check_crops(pos, nodename)
 

 end

 

+--helper tables

+local green_grass = {

+	"default:grass_2", "default:grass_3", "default:grass_4", "default:grass_5"

+}

+

+local dry_grass = {

+	"default:dry_grass_2", "default:dry_grass_3", "default:dry_grass_4", "default:dry_grass_5"

+}

 

--- soil check

+local flowers = {

+	"air", "flowers:dandelion_white", "flowers:dandelion_yellow",

+	"flowers:geranium", "flowers:rose", "flowers:tulip", "flowers:viola",

+}

+

+-- default biomes deco

+local deco = {

+	{"default:dirt_with_dry_grass", dry_grass, flowers}

+}

+

+-- add grass and flower/plant decoration for specific dirt types

+--  {dirt_node, {grass_nodes}, {flower_nodes}

+-- e.g. {"default:dirt_with_dry_grass", dry_grass, flowers}

+function bonemeal:add_deco(list)

+

+	for n = 1, #list do

+		table.insert(deco, list[n])

+	end

+end

+

+-- check soil for specific decoration placement

 local function check_soil(pos, nodename)

 

 	local dirt = minetest.find_nodes_in_area_under_air(

@@ -214,25 +217,36 @@ local function check_soil(pos, nodename)
 		{x = pos.x + 2, y = pos.y + 1, z = pos.z + 2},

 		{"group:soil"})

 

+	-- set default grass and decoration

+	local grass = green_grass

+	local decor = flowers

+

+	-- choose grass and decoration to use on dirt patch

+	for n = 1, #deco do

+

+		-- do we have a grass match?

+		if nodename == deco[n][1] then

+			grass = deco[n][2]

+			decor = deco[n][3]

+		end

+	end

+

+	-- loop through soil

 	for _,n in pairs(dirt) do

 

 		local pos2 = n

 

 		pos2.y = pos2.y + 1

 

-		if math.random(0, 5) > 3 then

+		-- place random decoration (rare)

+		if math.random(1, 5) == 5 then

 

 			minetest.swap_node(pos2,

-				{name = plants[math.random(1, #plants)]})

+				{name = decor[math.random(1, #decor)]})

 		else

-

-			if nodename == "default:dirt_with_dry_grass" then

-				minetest.swap_node(pos2,

-					{name = "default:dry_grass_" .. math.random(1, 5)})

-			else

-				minetest.swap_node(pos2,

-					{name = "default:grass_" .. math.random(1, 5)})

-			end

+			-- place random grass (common)

+			minetest.swap_node(pos2,

+				{name = grass[math.random(1, #grass)]})

 		end

 

 		particle_effect(pos2)

diff --git a/mods.lua b/mods.lua
index c95e34f..69c1c4d 100644
--- a/mods.lua
+++ b/mods.lua
@@ -54,6 +54,11 @@ if minetest.get_modpath("ethereal") then
 		{"ethereal:bamboo_sprout", ethereal.grow_bamboo_tree, "soil"},
 		{"ethereal:birch_sapling", ethereal.grow_birch_tree, "soil"},
 	})
+
+	bonemeal:add_deco({
+		{"ethereal:crystal_dirt", {"ethereal:crystalgrass", "air", "air", "air", "air"},
+			{"ethereal:crystal_spike", "air", "air", "air", "air"}}
+	})
 end