Refactor dripstone block definition

init.lua

@@ -26,12 +26,24 @@ end
 -- Create a node box for any given dripstone size.
 -- Size 8 is a normal block size
 local function nodebox_of_size(size)
-    return {
-        type = "fixed",
-        fixed = {
-            { - size / 16, -0.5, - size / 16, size / 16, 0.5, size / 16 },
-        },
-    }
+    if size >= 8 then
+        return nil
+    else
+        return {
+            type = "fixed",
+            fixed = {
+                { - size / 16, -0.5, - size / 16, size / 16, 0.5, size / 16 },
+            },
+        }
+    end
+end
+
+local function nodebox_type(size)
+    if size >= 8 then
+        return "normal"
+    else
+        return "nodebox"
+    end
 end
 
 -- Sounds
@@ -45,7 +57,7 @@ local speed_factor = 30
 local seconds_per_growth = 10 * speed_factor
 local seconds_per_water_trickle = 1 * speed_factor
 local seconds_per_lava_trickle = 6 * speed_factor
-local samples_per_interval = 10
+local samples_per_interval = 30
 
 -- Namespaced node names
 local dry_dripstone_block = "noordstar_dripstone:dripstone_block"
@@ -194,67 +206,12 @@ local watered_dripstone_tiles =
     , "noordstar_dripstone_watered_dripstone_side.png"
     }
 
--- BASE BLOCKS
--- These blocks are able to absorb water or lava from above them.
-
-minetest.register_node(dry_dripstone_block,
-    { description = "Dripstone block"
-    , _doc_items_longdesc = "Dripstone block that can suck up liquids above it and creates stalactites below it."
-    , tiles = dry_dripstone_tiles
-    , drawtype = "normal"
-    , groups = { pickaxey=2, material_stone=1 }
-    , is_ground_content = true
-    , drop = dry_dripstone_spike
-    , sounds = dripstone_sounds
-    , _mcl_hardness = 2
-    , _mcl_blast_resistance = 5
-    , _mcl_silk_touch_drop = true
-    }
-)
-minetest.register_node(hardened_dripstone_block,
-    { description = "Hardened dripstone block"
-    , _doc_items_longdesc = "Dripstone block that is no longer able to absorb liquids above it."
-    , tiles = hardened_dripstone_tiles
-    , drawtype = "normal"
-    , groups = { pickaxey=2, material_stone=1 }
-    , is_ground_content = true
-    , drop = dry_dripstone_spike
-    , sounds = dripstone_sounds
-    , _mcl_hardness = 2
-    , _mcl_blast_resistance = 5
-    , _mcl_silk_touch_drop = true
-    }
-)
-minetest.register_node(molten_dripstone_block,
-    { description = "Molten dripstone block"
-    , _doc_items_longdesc = "A dripstone block that has absorbed some lava, allowing it to form a stalactite."
-    , tiles = molten_dripstone_tiles
-    , drawtype = "normal"
-    , groups = { pickaxey=2, material_stone=1 }
-    , is_ground_content = true
-    , drop = dry_dripstone_spike
-    , sounds = dripstone_sounds
-    , _mcl_hardness = 2
-    , _mcl_blast_resistance = 5
-    , _mcl_silk_touch_drop = true
-    }
-)
-minetest.register_node(watered_dripstone_block,
-    { description = "Watered dripstone block"
-    , _doc_items_longdesc = "A dripstone block that has absorbed some water, allowing it to form a stalactite."
-    , tiles = watered_dripstone_tiles
-    , drawtype = "normal"
-    , groups = { pickaxey=2, material_stone=1 }
-    , is_ground_content = true
-    , drop = dry_dripstone_spike
-    , sounds = dripstone_sounds
-    , _mcl_hardness = 2
-    , _mcl_blast_resistance = 5
-    , _mcl_silk_touch_drop = true
-    }
-)
-
 local function make_dripstone(name, desc, longdesc, tiles, drop, size)
+    local sunlight_propagates = nil
+    if size < 8 then
+        sunlight_propagates = true
+    end
+
     minetest.register_node(name,
         { description = desc
         , _doc_items_longdesc = longdesc
@@ -279,9 +236,9 @@ local function make_dripstone(name, desc, longdesc, tiles, drop, size)
             }
         }
         , sounds = dripstone_sounds
-        , drawtype = "nodebox"
+        , drawtype = nodebox_type(size)
         , paramtype = "light"
-        , sunlight_propagates = true
+        , sunlight_propagates = sunlight_propagates
         , node_box = nodebox_of_size(size)
         , _mcl_hardness = 1.0 + size / 8
         , _mcl_blast_resistance = 1 + size / 2
@@ -290,6 +247,42 @@ local function make_dripstone(name, desc, longdesc, tiles, drop, size)
     )
 end
 
+-- BASE BLOCKS
+-- These blocks are able to absorb water or lava from above them.
+
+make_dripstone(
+    dry_dripstone_block,
+    "Dripstone block",
+    "Dripstone block that can suck up liquids above it and creates stalactites below it.",
+    dry_dripstone_tiles,
+    dry_dripstone_spike,
+    8
+)
+make_dripstone(
+    hardened_dripstone_block,
+    "Hardened dripstone block",
+    "Dripstone block that is no longer able to absorb liquids above it.",
+    hardened_dripstone_tiles,
+    dry_dripstone_spike,
+    8
+)
+make_dripstone(
+    molten_dripstone_block,
+    "Molten dripstone block",
+    "A dripstone block that has absorbed some lava, allowing it to form a stalactite.",
+    molten_dripstone_tiles,
+    dry_dripstone_spike,
+    8
+)
+make_dripstone(
+watered_dripstone_block,
+    "Watered dripstone block",
+    "A dripstone block that has absorbed some water, allowing it to form a stalactite.",
+    watered_dripstone_tiles,
+    dry_dripstone_spike,
+    8
+)
+
 -- HUGE DRIPSTONE
 -- This is the largest form a non-block can get.