forgot to remove snapshot info

assets/mods/basegame/blocks/blocks.csv

@@ -3,11 +3,11 @@
 "1";"N/A";"N/A";"BLOCK_UPDATE";"0.0312";"0.0312";"0.0312";"0.0312";"1";"1";"AIIR";"0";"1";"N/A";"0";"0";"4";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"INTERNAL,NORANDTILE"
 
 # rocks
-"16";"17";"17";"BLOCK_STONE";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"ROCK,NATURAL,OREBEARING,SHALLOWROCK"
-"17";"17";"17";"BLOCK_STONE_QUARRIED";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"ROCK,NATURAL,OREBEARING,SHALLOWROCK"
+"16";"17";"17";"BLOCK_STONE";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"ROCK,NATURAL,OREBEARING,SHALLOWROCK,BRICKROCK"
+"17";"17";"17";"BLOCK_STONE_QUARRIED";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"ROCK,NATURAL,OREBEARING,SHALLOWROCK,BRICKROCK"
 "18";"18";"18";"BLOCK_STONE_TILE_WHITE";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.18";"STONE,NORANDTILE"
 "19";"19";"19";"BLOCK_STONE_BRICKS";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"STONE,NORANDTILE"
-"20";"20";"20";"BLOCK_STONE_DEEP";"0.1252";"0.1252";"0.1252";"0.1252";"80";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"ROCK,NATURA,OREBEARING,DEEPROCK"
+"20";"20";"20";"BLOCK_STONE_DEEP";"0.1252";"0.1252";"0.1252";"0.1252";"80";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"ROCK,NATURA,OREBEARING,DEEPROCK,BRICKROCK"
 "21";"21";"21";"BLOCK_STONE_MARBLE";"0.1252";"0.1252";"0.1252";"0.1252";"48";"2400";"ROCK";"1";"1";"N/A";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.1";"ROCK,NATURAL,DEEPROCK"
 
 # dirts
@@ -41,12 +41,12 @@
 "75";"item@basegame:171";"item@basegame:171";"BLOCK_TRUNK_ROSEWOOD";"0.0312";"0.0312";"0.0312";"0.0312";"17";"900";"WOOD";"0";"0";"N/A";"0";"0";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"TREE,TREETRUNK,TREELARGE,NATURAL"
 
 # sabulous
-"80";"80";"80";"BLOCK_SAND";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM"
-"81";"81";"81";"BLOCK_SAND_WHITE";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM"
-"82";"82";"82";"BLOCK_SAND_RED";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM"
-"83";"83";"83";"BLOCK_SAND_DESERT";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM"
-"84";"84";"84";"BLOCK_SAND_BLACK";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM"
-"85";"85";"85";"BLOCK_SAND_GREEN";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM"
+"80";"80";"80";"BLOCK_SAND";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM,SMELTABLE"
+"81";"81";"81";"BLOCK_SAND_WHITE";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM,SMELTABLE"
+"82";"82";"82";"BLOCK_SAND_RED";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM,SMELTABLE"
+"83";"83";"83";"BLOCK_SAND_DESERT";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM,SMELTABLE"
+"84";"84";"84";"BLOCK_SAND_BLACK";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM,SMELTABLE"
+"85";"85";"85";"BLOCK_SAND_GREEN";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1600";"SAND";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"SAND,NATURAL,WARM,SMELTABLE"
 "96";"96";"96";"BLOCK_GRAVEL";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1700";"GRVL";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"GRAVEL,NATURAL"
 "97";"97";"97";"BLOCK_GRAVEL_GREY";"0.1252";"0.1252";"0.1252";"0.1252";"12";"1700";"GRVL";"1";"0";"0";"0";"4";"16";"0.0000";"0.0000";"0.0000";"0.0000";"N/A";"N/A";"0.0";"GRAVEL,NATURAL"
 

assets/mods/basegame/commands.csv

@@ -10,11 +10,13 @@ GetAV
 GetFaction
 GetLocale
 GetTime
+HasItem
 ImportLayerData
 ImportWorld
 Inventory
 KillActor
 LangTest
+MakeSign
 MoneyDisp
 MusicTest
 Possess

assets/mods/basegame/crafting/fixtures.json

@@ -32,11 +32,30 @@
     ]
   },
   "item@basegame:36": { /* wire rolling mill */
-    "workbench": "basiccrafting",
+    "workbench": "basiccrafting,metalworking",
     "ingredients": [
       [1, 1, "$WOOD", 2, "$ROCK", 5, "item@basegame:113"] /* 1 plank, 2 stone, 5 iron ingot */
     ]
   },
+  "item@basegame:48": { /* alloying furnace */
+    "workbench": "basiccrafting,metalworking",
+    "ingredients": [
+      [1, 15, "$ROCK", 10, "item@basegame:25", 15, "item@basegame:113"] /* 1 smelter = 15 rocks, 10 clay balls, 15 iron ingot */
+    ]
+  },
+  "item@basegame:51": { /* electric workbench */
+    "workbench": "basiccrafting",
+    "ingredients": [
+      [1, 12, "$WOOD", 5, "item@basegame:113"] /* 12 wood, 5 iron */
+    ]
+  },
+  "item@basegame:53": { /* engraving workbench */
+    "workbench": "basiccrafting",
+    "ingredients": [
+      [1, 12, "$WOOD", 8, "item@basegame:113"] /* 12 wood, 8 iron */
+    ]
+  },
+
 
   "item@basegame:256": { /* oak door */
     "workbench": "basiccrafting",
@@ -90,7 +109,7 @@
   "item@basegame:30": { /* turntable */
     "workbench": "basiccrafting",
     "ingredients": [
-      [1, 4, "item@basegame:144", 14, "$WOOD", 10, "item@basegame:113"] /* 1 turntable = 4 quartz, 14 wood, 10 iron */
+      [1, 4, "item@basegame:144", 14, "$WOOD", 10, "item@basegame:177"] /* 1 turntable = 4 quartz, 14 wood, 10 brass */
     ]
   },
 

assets/mods/basegame/crafting/masonry.json

@@ -0,0 +1,17 @@
+{
+  /* stone brick */
+  "basegame:19": {
+    "workbench": "masonry",
+    "ingredients": [
+      [1, 1, "$BRICKROCK"]
+    ]
+  },
+  /* white stone tile */
+  "basegame:18": {
+    "workbench": "masonry",
+    "ingredients": [
+      [1, 1, "basegame:21"],
+      [1, 3, "$BRICKROCK"]
+    ]
+  }
+}

assets/mods/basegame/crafting/tools.json

@@ -61,5 +61,9 @@
   "item@basegame:9": { /* wire cutter */
     "workbench": "basiccrafting,metalworking",
     "ingredients": [[1, 1, "item@basegame:112", 1, "item@basegame:113"]] /* 1 copper ingot, 1 iron ingot */
+  },
+  "item@basegame:47": { /* wrench */
+    "workbench": "basiccrafting,metalworking",
+    "ingredients": [[1, 4, "item@basegame:113"]] /* 4 iron ingots */
   }
 }

assets/mods/basegame/crafting/wires.json

@@ -16,6 +16,18 @@
       [1, 1, "$SIGNALWIRE"] /* 1 other signal wire */
     ]
   },
+  "wire@basegame:8195": { /* signal wire yellow */
+    "workbench": "",
+    "ingredients": [
+      [1, 1, "$SIGNALWIRE"] /* 1 other signal wire */
+    ]
+  },
+  "wire@basegame:8196": { /* signal wire purple */
+    "workbench": "",
+    "ingredients": [
+      [1, 1, "$SIGNALWIRE"] /* 1 other signal wire */
+    ]
+  },
 
   "wire@basegame:8192": { /* signal wire red */
     "workbench": "wirerollingmill",
@@ -34,11 +46,73 @@
       [10, 1, "item@basegame:112"] /* 1 copper */
     ]
   },
+  "wire@basegame:8195": { /* signal wire yellow */
+    "workbench": "wirerollingmill",
+    "ingredients": [
+      [10, 1, "item@basegame:112"] /* 1 copper */
+    ]
+  },
+  "wire@basegame:8196": { /* signal wire purple */
+    "workbench": "wirerollingmill",
+    "ingredients": [
+      [10, 1, "item@basegame:112"] /* 1 copper */
+    ]
+  },
+
+  "item@basegame:50": { /* soldering wire */
+    "workbench": "wirerollingmill",
+    "ingredients": [
+      [10, 1, "item@basegame:181"] /* 1 solder bar */
+    ]
+  },
+
+  "item@basegame:7": { /* multimeter */
+    "workbench": "soldering",
+    "ingredients": [
+      [2, 5, "item@basegame:112", 5, "item@basegame:117", 5, "item@basegame:177", 5, "$SEMICONDUCTOR", 1, "item@basegame:50"] /* 5 copper, 5 gold, 5 brass, 5 iron, 5 tin, 1 soldering wire (temporary) */
+    ]
+  },
 
   "item@basegame:35": { /* copper bulb */
-    "workbench": "basiccrafting",
+    "workbench": "soldering",
     "ingredients": [
-      [2, 1, "item@basegame:112", 1, "item@basegame:113"] /* 1 copper, 1 iron */
+      [2, 1, "item@basegame:112", 1, "item@basegame:113", 1, "item@basegame:50"] /* 1 copper, 1 iron, 1 soldering wire (temporary) */
+    ]
+  },
+  "item@basegame:44": { /* signal blocker */
+    "workbench": "soldering",
+    "ingredients": [
+      [1, 2, "$ROCK", 1, "$SEMICONDUCTOR", 1, "item@basegame:112", 1, "item@basegame:50"] /* 2 rocks, 1 tin, 1 copper, 1 soldering wire (temporary) */
+    ]
+  },
+  "item@basegame:45": { /* signal latch */
+    "workbench": "soldering",
+    "ingredients": [
+      [1, 3, "$ROCK", 1, "$SEMICONDUCTOR", 2, "item@basegame:112", 1, "item@basegame:50"] /* 3 rocks, 3 tin, 3 copper, 1 soldering wire (temporary) */
+    ]
+  },
+  "item@basegame:8": { /* signal emitter */
+    "workbench": "soldering",
+    "ingredients": [
+      [2, 1, "$ROCK", 1, "$SEMICONDUCTOR", 1, "item@basegame:50"] /* 1 rocks, 1 tin, 1 copper, 1 soldering wire (temporary) */
+    ]
+  },
+  "item@basegame:46": { /* signal repeater */
+    "workbench": "soldering",
+    "ingredients": [
+      [1, 1, "$ROCK", 1, "$SEMICONDUCTOR", 1, "item@basegame:50"] /* 1 rocks, 1 tin, 1 copper, 1 soldering wire (temporary) */
+    ]
+  },
+  "item@basegame:49": { /* signal adder */
+    "workbench": "soldering",
+    "ingredients": [
+      [1, 1, "$ROCK", 1, "$SEMICONDUCTOR", 1, "item@basegame:50"] /* 2 rocks, 2 tin, 2 copper, 1 soldering wire (temporary) */
+    ]
+  },
+  "item@basegame:52": { /* seven seg disp */
+    "workbench": "soldering",
+    "ingredients": [
+      [1, 4, "$ROCK", 7, "item@basegame:35", 5, "$SEMICONDUCTOR", 2, "item@basegame:112", 1, "item@basegame:50"] /* 4 rocks, 7 copper bulbs, 5 tin, 2 copper, 1 soldering wire (temporary) */
     ]
   }
 }

assets/mods/basegame/items/itemid.csv

@@ -32,8 +32,8 @@ id;classname;tags
 31;net.torvald.terrarum.modulebasegame.gameitems.ItemGunpowder;POWDER,EXPLOSIVE
 32;net.torvald.terrarum.modulebasegame.gameitems.ItemCherryBomb;EXPLOSIVE,THROWABLE
 33;net.torvald.terrarum.modulebasegame.gameitems.ItemTorch;FIXTURE,LIGHT
-34;net.torvald.terrarum.modulebasegame.gameitems.ItemSignalSwitchManual;FIXTURE,SIGNAL
-35;net.torvald.terrarum.modulebasegame.gameitems.ItemSignalBulb;FIXTURE,SIGNAL
+34;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalSwitchManual;FIXTURE,SIGNAL
+35;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalBulb;FIXTURE,SIGNAL
 36;net.torvald.terrarum.modulebasegame.gameitems.ItemWireRollingMill;FIXTURE,CRAFTING
 37;net.torvald.terrarum.modulebasegame.gameitems.ItemStorageChestEbony;FIXTURE,STORAGE
 38;net.torvald.terrarum.modulebasegame.gameitems.ItemStorageChestBirch;FIXTURE,STORAGE
@@ -42,18 +42,36 @@ id;classname;tags
 41;net.torvald.terrarum.modulebasegame.gameitems.ItemTableEbony;FIXTURE,SURFACE
 42;net.torvald.terrarum.modulebasegame.gameitems.ItemTableBirch;FIXTURE,SURFACE
 43;net.torvald.terrarum.modulebasegame.gameitems.ItemTableRosewood;FIXTURE,SURFACE
+44;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalBlocker;FIXTURE,SIGNAL
+45;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalLatch;FIXTURE,SIGNAL
+46;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalRepeaterHorz;FIXTURE,SIGNAL
+47;net.torvald.terrarum.modulebasegame.gameitems.ItemWrench;TOOL,WRENCH
+48;net.torvald.terrarum.modulebasegame.gameitems.ItemAlloyingFurnace;FIXTURE,STATION
+49;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalAdder;FIXTURE,SIGNAL
+50;net.torvald.terrarum.modulebasegame.gameitems.ItemSolderingWire;
+51;net.torvald.terrarum.modulebasegame.gameitems.ItemElectricWorkbench;FIXTURE,CRAFTING
+52;net.torvald.terrarum.modulebasegame.gameitems.ItemLogicSignalSevenSeg;FIXTURE,SIGNAL
+53;net.torvald.terrarum.modulebasegame.gameitems.ItemEngravingWorkbench;FIXTURE,CRAFTING
 
 # ingots
-26;net.torvald.terrarum.modulebasegame.gameitems.IngotSteel;INGOT
 112;net.torvald.terrarum.modulebasegame.gameitems.IngotCopper;INGOT
 113;net.torvald.terrarum.modulebasegame.gameitems.IngotIron;INGOT
 114;net.torvald.terrarum.modulebasegame.gameitems.ItemCoalCoke;COMBUSTIBLE
 115;net.torvald.terrarum.modulebasegame.gameitems.IngotZinc;INGOT
-116;net.torvald.terrarum.modulebasegame.gameitems.IngotTin;INGOT
+116;net.torvald.terrarum.modulebasegame.gameitems.IngotTin;INGOT,SEMICONDUCTOR
 117;net.torvald.terrarum.modulebasegame.gameitems.IngotGold;INGOT
 118;net.torvald.terrarum.modulebasegame.gameitems.IngotSilver;INGOT
 119;net.torvald.terrarum.modulebasegame.gameitems.IngotLead;INGOT
 
+# alloys
+26;net.torvald.terrarum.modulebasegame.gameitems.IngotSteel;INGOT,ALLOY
+176;net.torvald.terrarum.modulebasegame.gameitems.IngotBronze;INGOT,ALLOY
+177;net.torvald.terrarum.modulebasegame.gameitems.IngotBrass;INGOT,ALLOY
+178;net.torvald.terrarum.modulebasegame.gameitems.IngotElectrum;INGOT,ALLOY
+179;net.torvald.terrarum.modulebasegame.gameitems.IngotSilverBillon;INGOT,ALLOY
+180;net.torvald.terrarum.modulebasegame.gameitems.IngotRosegold;INGOT,ALLOY
+181;net.torvald.terrarum.modulebasegame.gameitems.IngotSolder;INGOT,ALLOY
+
 # ores
 128;net.torvald.terrarum.modulebasegame.gameitems.OreCopper;SMELTABLE
 129;net.torvald.terrarum.modulebasegame.gameitems.OreIron;SMELTABLE
@@ -78,10 +96,10 @@ id;classname;tags
 163;net.torvald.terrarum.modulebasegame.gameitems.ItemSeedRosewood;SEEDLING
 
 # tree logs
-168;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsOak;COMBUSTIBLE,SMELTABLE
-169;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsEbony;COMBUSTIBLE,SMELTABLE
-170;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsBirch;COMBUSTIBLE,SMELTABLE
-171;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsRosewood;COMBUSTIBLE,SMELTABLE
+168;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsOak;COMBUSTIBLE,SMELTABLE,LOGS
+169;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsEbony;COMBUSTIBLE,SMELTABLE,LOGS
+170;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsBirch;COMBUSTIBLE,SMELTABLE,LOGS
+171;net.torvald.terrarum.modulebasegame.gameitems.ItemLogsRosewood;COMBUSTIBLE,SMELTABLE,LOGS
 
 
 256;net.torvald.terrarum.modulebasegame.gameitems.ItemSwingingDoorOak;FIXTURE
@@ -104,16 +122,21 @@ id;classname;tags
 32777;net.torvald.terrarum.modulebasegame.gameitems.MusicDisc09;MUSIC,PHONO
 
 # data storage (tapestries; 256)
-#33023;net.torvald.terrarum.modulebasegame.gameitems.ItemTapestry;FIXTURE
+#33024;net.torvald.terrarum.modulebasegame.gameitems.ItemTapestry;FIXTURE,BASEOBJECT
+
+# data storage (text signs; 256)
+33280;net.torvald.terrarum.modulebasegame.gameitems.ItemTextSignCopper;FIXTURE,BASEOBJECT
+
+
 
 # fluids on storage
 # preferably autogenerated
-# 10000h..100FFh : Fluid type 0 (water) x container type 0..255
-# 10100h..101FFh : Fluid type 1 (lava) x container type 0..255
-# 10200h..102FFh : Fluid type 2 (crude oil) x container type 0..255
-# 10300h..103FFh : Fluid type 3 (petroleum) x container type 0..255
-# 10400h..104FFh : Fluid type 4 (compressed air) x container type 0..255
-# 10500h..105FFh : Fluid type 5 (steam) x container type 0..255
+# 100000h..1000FFh : Fluid type 0 (water) x container type 0..255
+# 100100h..1001FFh : Fluid type 1 (lava) x container type 0..255
+# 100200h..1002FFh : Fluid type 2 (crude oil) x container type 0..255
+# 100300h..1003FFh : Fluid type 3 (petroleum) x container type 0..255
+# 100400h..1004FFh : Fluid type 4 (compressed air) x container type 0..255
+# 100500h..1005FFh : Fluid type 5 (steam) x container type 0..255
 # ...
-# 1FF00h..1FFFFh : Fluid type 255 (???) x container type 0..255
+# 10FF00h..10FFFFh : Fluid type 255 (???) x container type 0..255
 

assets/mods/basegame/locales/en/game.json

@@ -1,4 +1,5 @@
 {
+  "CONTEXT_ENGRAVER_TEXT": "Text",
   "CONTEXT_GENERATOR_SEED": "Seed",
   "CONTEXT_ITEM_FIXTURES": "Fixtures",
   "CONTEXT_ITEM_MAP": "Map",
@@ -18,7 +19,7 @@
   "GAME_ACTION_QUICKSEL": "Quick Select",
   "GAME_ACTION_SELECT_SLOT": "Select Slot",
   "GAME_ACTION_TELEPORT": "Teleport",
-  "GAME_CRAFTABLE_ITEMS": "Craftable Items",
+  "GAME_CRAFTABLE_ITEMS": "Recipes",
   "GAME_CRAFTING": "Crafting",
   "GAME_INVENTORY_BLOCKS": "Blocks",
   "GAME_INVENTORY_FAVORITES": "Favorites",

assets/mods/basegame/locales/en/itemdesc.json

@@ -6,9 +6,11 @@
   "TOOLTIP_wire@basegame:8192": "Carries signals",
   "TOOLTIP_wire@basegame:8193": "Carries signals",
   "TOOLTIP_wire@basegame:8194": "Carries signals",
-  "TOOLTIP_wire@basegame:8196": "Carries power",
-  "TOOLTIP_wire@basegame:8197": "Carries power",
-  "TOOLTIP_wire@basegame:8198": "Carries information",
+  "TOOLTIP_wire@basegame:8195": "Carries signals",
+  "TOOLTIP_wire@basegame:8196": "Carries signals",
+  "TOOLTIP_wire@basegame:1": "Carries power",
+  "TOOLTIP_wire@basegame:2": "Carries power",
+  "TOOLTIP_wire@basegame:16": "Carries information",
 
   "TOOLTIP_item@basegame:1": "Breaks rocks",
   "TOOLTIP_item@basegame:2": "Breaks rocks",
@@ -19,8 +21,7 @@
   "TOOLTIP_item@basegame:37": "“I am sworn to keep your burdens.”", /* skyrim/lydia reference */
   "TOOLTIP_item@basegame:38": "“I am sworn to keep your burdens.”", /* skyrim/lydia reference */
   "TOOLTIP_item@basegame:39": "“I am sworn to keep your burdens.”", /* skyrim/lydia reference */
-  "TOOLTIP_item@basegame:8": "Emits a signal",
-  "TOOLTIP_item@basegame:9": "An electricians’ best friend",
+  "TOOLTIP_item@basegame:9": "Push {MOUSE:config_mousesecondary} to change the colour",
   "TOOLTIP_item@basegame:10": "“Who needs a Book and Quill when you’ve got this?”", /* a jab on the Minecraft item Book and Quill */
   "TOOLTIP_item@basegame:11": "Tells what day it is",
   "TOOLTIP_item@basegame:12": "Breaks down walls",
@@ -43,8 +44,20 @@
   "TOOLTIP_item@basegame:28": "A music vending machine (free to play)",
   "TOOLTIP_item@basegame:29": "A coal lookalike that burns just as well and is renewable",
   "TOOLTIP_item@basegame:36": "Creates wires from metal ingots",
+  "TOOLTIP_item@basegame:47": "Reorients gadgets",
+  "TOOLTIP_item@basegame:48": "Melts two metal ingots to make a bar of alloy",
+  "TOOLTIP_item@basegame:50": "Use it on the Electronics Workbench",
 
   "TOOLTIP_item@basegame:114": "A precious fuel for the steel production",
 
-  "TOOLTIP_item@basegame:320": "Travel multiverse!\nWarning: a pair is needed for the return trip"
+  "TOOLTIP_item@basegame:320": "Travel multiverse!\nWarning: a pair is needed for the return trip",
+
+
+  "TOOLTIP_item@basegame:8": "Emits a signal",
+  "TOOLTIP_item@basegame:34": "Selectively emits a signal",
+  "TOOLTIP_item@basegame:35": "Shows a signal status",
+  "TOOLTIP_item@basegame:44": "Cuts the signal using the cutting signal",
+  "TOOLTIP_item@basegame:45": "Latches onto the signal on the latch signal",
+  "TOOLTIP_item@basegame:46": "Delays a signal by a short amount",
+  "TOOLTIP_item@basegame:49": "Logically adds two signals"
 }

assets/mods/basegame/locales/en/items.json

@@ -1,13 +1,17 @@
 {
+  "ITEM_ALLOYING_FURNACE": "Alloying Furnace",
   "ITEM_CALENDAR": "Calendar",
   "ITEM_CHARCOAL": "Charcoal",
   "ITEM_CHERRY_BOMB": "Bomb",
   "ITEM_COAL_COKE": "Coal Coke",
   "ITEM_COPPER_BULB": "Copper Bulb",
+  "ITEM_COPPER_SIGN": "Copper Sign",
   "ITEM_DOOR_OAK": "Oak Door",
   "ITEM_DOOR_EBONY": "Ebony Door",
   "ITEM_DOOR_BIRCH": "Birch Door",
   "ITEM_DOOR_ROSEWOOD": "Rosewood Door",
+  "ITEM_ELECTRIC_WORKBENCH": "Electric Workbench",
+  "ITEM_ENGRAVING_WORKBENCH": "Engraving Workbench",
   "ITEM_FURNACE_AND_ANVIL": "Furnace and Anvil",
   "ITEM_GEM_RUBY": "Raw Ruby",
   "ITEM_GEM_EMERALD": "Raw Emerald",
@@ -37,12 +41,18 @@
   "ITEM_INGOT_TIN": "Tin Ingot",
   "ITEM_INGOT_ZINC": "Zinc Ingot",
   "ITEM_JUKEBOX": "Jukebox",
+  "ITEM_LOGIC_SIGNAL_ADDER": "Logic Signal Adder",
+  "ITEM_LOGIC_SIGNAL_BLOCKER": "Logic Signal Blocker",
   "ITEM_LOGIC_SIGNAL_EMITTER": "Logic Signal Emitter",
+  "ITEM_LOGIC_SIGNAL_LATCH": "Logic Signal Latch",
+  "ITEM_LOGIC_SIGNAL_NUMERIC_DISPLAY": "Logic Signal Numeric Display",
+  "ITEM_LOGIC_SIGNAL_REPEATER": "Logic Signal Repeater",
   "ITEM_LOGIC_SIGNAL_SWITCH": "Logic Signal Switch",
   "ITEM_LOGS_BIRCH": "Birch Logs",
   "ITEM_LOGS_EBONY": "Ebony Logs",
   "ITEM_LOGS_OAK": "Oak Logs",
   "ITEM_LOGS_ROSEWOOD": "Rosewood Logs",
+  "ITEM_MULTIMETER": "Multimeter",
   "ITEM_NITRE": "Nitre",
   "ITEM_ORE_CASSITERITE": "Tin Ore",
   "ITEM_ORE_COAL": "Coal",
@@ -65,6 +75,7 @@
   "ITEM_SLEDGEHAMMER_COPPER": "Copper Sledgehammer",
   "ITEM_SLEDGEHAMMER_IRON": "Iron Sledgehammer",
   "ITEM_SLEDGEHAMMER_STEEL": "Steel Sledgehammer",
+  "ITEM_SOLDERING_WIRE": "Soldering Wire",
   "ITEM_SMELTER_SMALL": "Small Smelter",
   "ITEM_STORAGE_CHEST": "Storage Chest",
   "ITEM_TABLE_OAK": "Oak Table",
@@ -81,7 +92,8 @@
   "ITEM_WOODEN_MALLET": "Wooden Mallet",
   "ITEM_WORKBENCH": "Workbench",
   "ITEM_WORLD_PORTAL": "Teleportation Station",
-
+  "ITEM_WRENCH": "Wrench",
+/* below are placeholders; please do not translate */
   "ACTORBLOCK_ALLOW_MOVE_DOWN": "Urist Arôlcustith",
   "ACTORBLOCK_FULL_COLLISION": "Urist Berdanrifot",
   "ACTORBLOCK_NO_COLLISION": "Urist Zafal",

assets/mods/basegame/locales/koKR/game.json

@@ -1,4 +1,5 @@
 {
+  "CONTEXT_ENGRAVER_TEXT": "문구",
   "CONTEXT_GENERATOR_SEED": "시드",
   "CONTEXT_ITEM_FIXTURES": "기구",
   "CONTEXT_ITEM_MAP": "지도",
@@ -17,7 +18,7 @@
   "GAME_ACTION_QUICKSEL": "빠른 선택",
   "GAME_ACTION_SELECT_SLOT": "슬롯 선택",
   "GAME_ACTION_TELEPORT": "텔레포트하기",
-  "GAME_CRAFTABLE_ITEMS": "제작 가능한 아이템",
+  "GAME_CRAFTABLE_ITEMS": "제작 레시피",
   "GAME_CRAFTING": "제작",
   "GAME_INVENTORY_BLOCKS": "블록",
   "GAME_INVENTORY_FAVORITES": "즐겨찾기",

assets/mods/basegame/locales/koKR/itemdesc.json

@@ -6,9 +6,10 @@
   "TOOLTIP_wire@basegame:8192": "신호를 전달합니다",
   "TOOLTIP_wire@basegame:8193": "신호를 전달합니다",
   "TOOLTIP_wire@basegame:8194": "신호를 전달합니다",
-  "TOOLTIP_wire@basegame:8196": "전력을 전달합니다",
-  "TOOLTIP_wire@basegame:8197": "전력을 전달합니다",
-  "TOOLTIP_wire@basegame:8198": "정보를 전달합니다",
+  "TOOLTIP_wire@basegame:8195": "신호를 전달합니다",
+  "TOOLTIP_wire@basegame:1": "전력을 전달합니다",
+  "TOOLTIP_wire@basegame:2": "전력을 전달합니다",
+  "TOOLTIP_wire@basegame:16": "정보를 전달합니다",
 
   "TOOLTIP_item@basegame:1": "돌을 부숩니다",
   "TOOLTIP_item@basegame:2": "돌을 부숩니다",
@@ -19,8 +20,7 @@
   "TOOLTIP_item@basegame:37": "“짐을 맡아두기로 한 몸이니까요.”", /* skyrim/lydia reference */
   "TOOLTIP_item@basegame:38": "“짐을 맡아두기로 한 몸이니까요.”", /* skyrim/lydia reference */
   "TOOLTIP_item@basegame:39": "“짐을 맡아두기로 한 몸이니까요.”", /* skyrim/lydia reference */
-  "TOOLTIP_item@basegame:8": "신호를 만들어냅니다",
-  "TOOLTIP_item@basegame:9": "전기공의 친한 친구",
+  "TOOLTIP_item@basegame:9": "{MOUSE:config_mousesecondary} 버튼을 눌러 색깔 변경",
   "TOOLTIP_item@basegame:10": "“이게 있는데 책과 깃펜이 왜 필요하죠?”", /* a jab on the Minecraft item Book and Quill */
   "TOOLTIP_item@basegame:11": "오늘이 무슨 날인지 알려줍니다",
   "TOOLTIP_item@basegame:12": "벽을 부숩니다",
@@ -42,8 +42,19 @@
   "TOOLTIP_item@basegame:28": "음악 자판기입이다 (무료 플레이)",
   "TOOLTIP_item@basegame:29": "석탄과 비슷하고 똑같이 잘 타지만 재생 가능합니다",
   "TOOLTIP_item@basegame:36": "금속 주괴를 사용해 철사를 뽑아냅니다",
+  "TOOLTIP_item@basegame:47": "기기의 방향을 바꿉니다",
+  "TOOLTIP_item@basegame:48": "두 금속 괴를 녹여 합금을 만듭니다",
+  "TOOLTIP_item@basegame:50": "전자 작업대에서 사용하세요",
 
   "TOOLTIP_item@basegame:114": "강철 생산의 소중한 연료입니다",
 
-  "TOOLTIP_item@basegame:320": "멀티버스를 여행하세요!\n경고: 2개를 만들어야 왕복이 가능합니다"
+  "TOOLTIP_item@basegame:320": "멀티버스를 여행하세요!\n경고: 2개를 만들어야 왕복이 가능합니다",
+
+  "TOOLTIP_item@basegame:8": "신호를 만들어냅니다",
+  "TOOLTIP_item@basegame:34": "선택적으로 신호를 만들어냅니다",
+  "TOOLTIP_item@basegame:35": "신호의 상태를 보여줍니다",
+  "TOOLTIP_item@basegame:44": "지나가는 신호를 자르기 신호에 따라 자릅니다",
+  "TOOLTIP_item@basegame:45": "들어오는 신호를 걸쇠 신호에 따라 잠시 저장합니다",
+  "TOOLTIP_item@basegame:46": "들어오는 신호를 살짝 지연시킵니다",
+  "TOOLTIP_item@basegame:49": "들어오는 신호의 합을 구합니다"
 }

assets/mods/basegame/locales/koKR/items.json

@@ -1,13 +1,17 @@
 {
+  "ITEM_ALLOYING_FURNACE": "합금 화로",
   "ITEM_CALENDAR": "달력",
   "ITEM_CHARCOAL": "목탄",
   "ITEM_CHERRY_BOMB": "폭탄",
   "ITEM_COAL_COKE": "코크스",
   "ITEM_COPPER_BULB": "구리 전구",
+  "ITEM_COPPER_SIGN": "구리 간판",
   "ITEM_DOOR_OAK": "나무 문",
   "ITEM_DOOR_EBONY": "흑단 문",
   "ITEM_DOOR_BIRCH": "백단 문",
   "ITEM_DOOR_ROSEWOOD": "자단 문",
+  "ITEM_ELECTRIC_WORKBENCH": "전기 작업대",
+  "ITEM_ENGRAVING_WORKBENCH": "조각 작업대",
   "ITEM_FURNACE_AND_ANVIL": "화로와 모루",
   "ITEM_GEM_RUBY": "홍옥석",
   "ITEM_GEM_EMERALD": "취옥석",
@@ -32,17 +36,23 @@
   "ITEM_INGOT_ROSEGOLD": "분홍금괴",
   "ITEM_INGOT_SILVER": "은괴",
   "ITEM_INGOT_SILVER_BILLON": "은동괴",
-  "ITEM_INGOT_SOLDER": "땜납",
+  "ITEM_INGOT_SOLDER": "막대납",
   "ITEM_INGOT_STEEL": "강철괴",
   "ITEM_INGOT_TIN": "주석괴",
   "ITEM_INGOT_ZINC": "아연괴",
   "ITEM_JUKEBOX": "주크박스",
-  "ITEM_LOGIC_SIGNAL_EMITTER": "신호발생기",
+  "ITEM_LOGIC_SIGNAL_ADDER": "신호 가산기",
+  "ITEM_LOGIC_SIGNAL_BLOCKER": "신호 차단기",
+  "ITEM_LOGIC_SIGNAL_EMITTER": "신호 발생기",
+  "ITEM_LOGIC_SIGNAL_LATCH": "신호 걸쇠",
+  "ITEM_LOGIC_SIGNAL_NUMERIC_DISPLAY": "신호 숫자 표시기",
+  "ITEM_LOGIC_SIGNAL_REPEATER": "신호 리피터",
   "ITEM_LOGIC_SIGNAL_SWITCH": "신호 스위치",
   "ITEM_LOGS_BIRCH": "백단 통나무",
   "ITEM_LOGS_EBONY": "흑단 통나무",
   "ITEM_LOGS_OAK": "통나무",
   "ITEM_LOGS_ROSEWOOD": "자단 통나무",
+  "ITEM_MULTIMETER": "멀티미터",
   "ITEM_NITRE": "초석",
   "ITEM_ORE_CASSITERITE": "주석석",
   "ITEM_ORE_COAL": "석탄",
@@ -65,6 +75,7 @@
   "ITEM_SLEDGEHAMMER_COPPER": "구리 해머",
   "ITEM_SLEDGEHAMMER_IRON": "철 해머",
   "ITEM_SLEDGEHAMMER_STEEL": "강철 해머",
+  "ITEM_SOLDERING_WIRE": "실납",
   "ITEM_SMELTER_SMALL": "소형 고로",
   "ITEM_STORAGE_CHEST": "보관상자",
   "ITEM_TABLE_OAK": "나무 탁자",
@@ -80,5 +91,6 @@
   "ITEM_WOOD_STICK": "막대기",
   "ITEM_WOODEN_MALLET": "나무 망치",
   "ITEM_WORKBENCH": "작업대",
-  "ITEM_WORLD_PORTAL": "텔레포트 스테이션"
+  "ITEM_WORLD_PORTAL": "텔레포트 스테이션",
+  "ITEM_WRENCH": "렌치"
 }

assets/mods/basegame/metadata.properties

@@ -44,10 +44,10 @@ package=net.torvald.terrarum.modulebasegame
 entrypoint=net.torvald.terrarum.modulebasegame.EntryPoint
 
 # Release date in YYYY-MM-DD
-releasedate=2024-03-03
+releasedate=2024-03-28
 
 # The version, must follow Semver 2.0.0 scheme (https://semver.org/)
-version=0.4.1
+version=0.4.2
 
 # External JAR that the module is compiled. If your module requires yet another library, the JAR must be compiled as a "Fatjar";
 # Due to security reasons, loading an arbitrary JAR is not allowed.

assets/mods/basegame/smelting/alloys.json

@@ -0,0 +1,27 @@
+{
+  /* as for the plus operator, the itemIDs must be sorted lexicographically and first word should come left */
+  "item@basegame:112+item@basegame:116": { /* copper + tin -> bronze */
+    "difficulty": 1.0,
+    "product": [2, "item@basegame:176"]
+  },
+  "item@basegame:112+item@basegame:115": { /* copper + zinc -> brass */
+    "difficulty": 1.0,
+    "product": [2, "item@basegame:177"]
+  },
+  "item@basegame:117+item@basegame:118": { /* gold + silver -> electrum */
+    "difficulty": 1.0,
+    "product": [2, "item@basegame:178"]
+  },
+  "item@basegame:112+item@basegame:118": { /* copper + silver -> silver billon */
+    "difficulty": 1.0,
+    "product": [2, "item@basegame:179"]
+  },
+  "item@basegame:112+item@basegame:117": { /* copper + gold -> rose gold */
+    "difficulty": 1.0,
+    "product": [2, "item@basegame:180"]
+  },
+  "item@basegame:116+item@basegame:119": { /* tin + lead -> solder */
+    "difficulty": 1.0,
+    "product": [2, "item@basegame:181"]
+  }
+}

assets/mods/basegame/smelting/single_item.json

@@ -0,0 +1,48 @@
+{
+  "$SAND": { /* sand -> crude glass */
+    "difficulty": 1.0,
+    "product": [1, "basegame:148"]
+  },
+  "item@basegame:144": { /* quartz -> clean glass */
+    "difficulty": 1.0,
+    "product": [1, "basegame:149"]
+  },
+
+  "$LOGS": { /* logs -> charcoal */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:29"]
+  },
+
+  "item@basegame:128": { /* copper ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:112"]
+  },
+  "item@basegame:129": { /* iron ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:113"]
+  },
+  "item@basegame:130": { /* coal -> coke */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:114"]
+  },
+  "item@basegame:131": { /* zinc ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:115"]
+  },
+  "item@basegame:132": { /* tin ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:116"]
+  },
+  "item@basegame:133": { /* gold ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:117"]
+  },
+  "item@basegame:134": { /* silver ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:118"]
+  },
+  "item@basegame:135": { /* lead ore -> ingot */
+    "difficulty": 1.0,
+    "product": [1, "item@basegame:119"]
+  }
+}

assets/mods/basegame/wires/decayconsts.csv

@@ -0,0 +1,9 @@
+wireItemID;const
+wire@basegame:8192;0.995
+wire@basegame:8193;0.995
+wire@basegame:8194;0.995
+wire@basegame:8195;0.995
+wire@basegame:8196;0.999
+wire@basegame:8197;0.999
+wire@basegame:8198;0.999
+

assets/mods/basegame/wires/wireports.csv

@@ -0,0 +1,5 @@
+"accepts";"fileModule";"file";"xpos";"ypos"
+"digital_bit";"basegame";"wires/ports.tga";0;0
+"power_low";"basegame";"wires/ports.tga";1;0
+"power_high";"basegame";"wires/ports.tga";2;0
+"10base2";"basegame";"wires/ports.tga";2;0

assets/mods/basegame/wires/wires.csv

@@ -2,10 +2,12 @@ id;drop;name;renderclass;accept;inputcount;inputtype;outputtype;javaclass;invent
 8192;8192;WIRE_RED;signal;digital_bit;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,0,4;1;"SIGNALWIRE"
 8193;8193;WIRE_GREEN;signal;digital_bit;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,1,4;1;"SIGNALWIRE"
 8194;8194;WIRE_BLUE;signal;digital_bit;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,2,4;1;"SIGNALWIRE"
-#8195;8195;WIRE_BUNDLE;signal;digital_3bits;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,0,0;1;"SIGNALWIRE"
-8196;8196;WIRE_POWER_LOW;power;power_low;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,3,4;1;"POWERWIRE_LOW"
-8197;8197;WIRE_POWER_HIGH;power;power_high;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,4,4;1;"POWERWIRE_HIGH"
-8198;8198;WIRE_ETHERNET;network;10base2;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,5,4;1;"ETHERNETWIRE"
+8195;8195;WIRE_YELLOW;signal;digital_bit;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,3,4;1;"SIGNALWIRE"
+8196;8196;WIRE_PURPLE;signal;digital_bit;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,4,4;1;"SIGNALWIRE"
+
+1;1;WIRE_POWER_LOW;power;power_low;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,5,4;1;"POWERWIRE_LOW"
+2;2;WIRE_POWER_HIGH;power;power_high;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,6,4;1;"POWERWIRE_HIGH"
+16;16;WIRE_ETHERNET;network;10base2;3;N/A;N/A;net.torvald.terrarum.modulebasegame.gameitems.WirePieceSignalWire;basegame.items,7,4;1;"ETHERNETWIRE"
 
 
 # accept: which wiretype (defined elsewhere) the wires acceps. Use comma to separate multiple. N/A for electronic components (aka not wires)

assets/mods/musicplayer/metadata.properties

@@ -3,8 +3,8 @@ description=Simple music player widget
 author=CuriousTo\uA75Bvald
 package=net.torvald.terrarum.musicplayer
 entrypoint=net.torvald.terrarum.musicplayer.EntryPoint
-releasedate=2024-03-03
-version=1.0.1
+releasedate=2024-03-28
+version=1.0.2
 jar=MusicPlayer.jar
-jarhash=53248a70a8cbfbcdd76e11549a132400305e91785ff98af514e68e8cafacdc19
-dependency=basegame 0.4.1
+jarhash=8ab074e9dc6312ea4d3f6f500e362afb65001d3770f4f8da1d9f2e47cb294de0
+dependency=basegame 0.4.2+

src/net/torvald/terrarum/App.java

@@ -70,16 +70,11 @@ public class App implements ApplicationListener {
     public static final String VERSION_TAG = TerrarumAppConfiguration.VERSION_TAG;
 
     public static final String getVERSION_STRING() {
-
-        var snap = TerrarumAppConfiguration.INSTANCE.getVERSION_SNAPSHOT();
-
-        return String.format("%d.%d.%d", VERSION_RAW >>> 48, (VERSION_RAW & 0xffff000000L) >>> 24, VERSION_RAW & 0xffffffL) +
-                (VERSION_TAG.isBlank() ? "" : "-"+VERSION_TAG) + (snap == null ? "" : (" (" + snap + ")"));
+        return TerrarumAppConfiguration.INSTANCE.getVERSION_STRING();
     }
 
     public static final String getVERSION_STRING_WITHOUT_SNAPSHOT() {
-        return String.format("%d.%d.%d", VERSION_RAW >>> 48, (VERSION_RAW & 0xffff000000L) >>> 24, VERSION_RAW & 0xffffffL) +
-                (VERSION_TAG.isBlank() ? "" : "-"+VERSION_TAG);
+        return TerrarumAppConfiguration.INSTANCE.getVERSION_STRING_WITHOUT_SNAPSHOT();
     }
 
     /**
@@ -1731,7 +1726,7 @@ public class App implements ApplicationListener {
         return DefaultConfig.INSTANCE.getHashMap();
     }
 
-    private static Object getConfigMaster(String key1) {
+    public static Object getConfigMaster(String key1) {
         String key = key1.toLowerCase();
 
         Object config;

src/net/torvald/terrarum/IngameInstance.kt

@@ -63,7 +63,8 @@ open class IngameInstance(val batch: FlippingSpriteBatch, val isMultiplayer: Boo
                 }
     }
 
-    val disposables = HashSet<Disposable>()
+    /** things to be disposed of when the current instance of the game disposed of */
+//    val disposables = HashSet<Disposable>()
 
     lateinit var worldDisk: VirtualDisk; internal set
     lateinit var playerDisk: VirtualDisk; internal set
@@ -186,7 +187,6 @@ open class IngameInstance(val batch: FlippingSpriteBatch, val isMultiplayer: Boo
 
         blockMarkingActor.let {
             it.unsetGhost()
-            it.setGhostColourNone()
         }
 
         gameInitialised = true
@@ -231,7 +231,7 @@ open class IngameInstance(val batch: FlippingSpriteBatch, val isMultiplayer: Boo
         actorContainerInactive.forEach { it.dispose() }
         world.dispose()
 
-        disposables.forEach { it.tryDispose() }
+//        disposables.forEach { it.tryDispose() }
     }
 
     ////////////
@@ -533,7 +533,7 @@ open class IngameInstance(val batch: FlippingSpriteBatch, val isMultiplayer: Boo
     fun getActorsAt(worldX: Double, worldY: Double): List<ActorWithBody> {
         val outList = ArrayList<ActorWithBody>()
         try {
-            actorsRTree.find(worldX, worldY, worldX, worldY, outList)
+            actorsRTree.find(worldX - 0.5, worldY - 0.5, worldX + 0.5, worldY + 0.5, outList)
         }
         catch (e: NullPointerException) {}
         return outList

src/net/torvald/terrarum/ModMgr.kt

@@ -14,6 +14,7 @@ import net.torvald.terrarum.blockproperties.OreCodex
 import net.torvald.terrarum.blockproperties.WireCodex
 import net.torvald.terrarum.gameactors.ActorWithBody
 import net.torvald.terrarum.gamecontroller.IME
+import net.torvald.terrarum.gameitems.FixtureInteractionBlocked
 import net.torvald.terrarum.gameitems.GameItem
 import net.torvald.terrarum.gameitems.ItemID
 import net.torvald.terrarum.itemproperties.CraftingCodex
@@ -564,11 +565,13 @@ object ModMgr {
             Terrarum.wireCodex.fromModule(module, "wires/") { wire ->
 
             }
+            Terrarum.wireCodex.portsFromModule(module, "wires/")
+            Terrarum.wireCodex.wireDecaysFromModule(module, "wires/")
         }
 
         private fun makeNewItemObj(tile: BlockProp, isWall: Boolean) = object : GameItem(
             if (isWall) "wall@"+tile.id else tile.id
-        ) {
+        ), FixtureInteractionBlocked {
             override var baseMass: Double = (tile.density / 100.0) * (if (tile.isPlatform) 0.5 else 1.0)
             override var baseToolSize: Double? = null
             override var inventoryCategory = if (isWall) Category.WALL else Category.BLOCK
@@ -844,11 +847,16 @@ object ModMgr {
 
     object GameCraftingRecipeLoader {
         const val recipePath = "crafting/"
+        const val smeltingPath = "smelting/"
 
         @JvmStatic operator fun invoke(module: String) {
             getFile(module, recipePath).listFiles { it: File -> it.name.lowercase().endsWith(".json") }?.forEach { jsonFile ->
                 Terrarum.craftingCodex.addFromJson(JsonFetcher(jsonFile), module, jsonFile.name)
             }
+
+            getFile(module, smeltingPath).listFiles { it: File -> it.name.lowercase().endsWith(".json") }?.forEach { jsonFile ->
+                Terrarum.craftingCodex.addSmeltingFromJson(JsonFetcher(jsonFile), module, jsonFile.name)
+            }
         }
     }
 

src/net/torvald/terrarum/ReferencingRanges.kt

@@ -12,13 +12,13 @@ object ReferencingRanges {
     val ITEMS_DYNAMIC = 0x10_0000..0x0FFF_FFFF // 267 386 880 pseudo-items
     val ACTORS =  0x1000_0000..0x7FFE_FFFF
 
-    // there is a gap between 0x7FFF_0000..0x7FFF_BFFF
+    // there is a gap between 0x7FFF_0000..0x7FFF_7FFF
 
     // IDs doesn't effect the render order at all, but we're kinda enforcing these ID ranging.
     // However, these two wire-related actor will break the rule. But as we want them to render on top of others
     // in the same render orders, we're giveng them relatively high IDs for them.
-    val ACTORS_WIRES   = 0x7FFF_C000..0x7FFF_EFFF // Rendered front--wires
-    val ACTORS_WIRES_HELPER = 0x7FFF_F000..0x7FFF_FEFF // Rendered overlay--wiring port icons and logic gates
+    val ACTORS_WIRE_PORTS   = 0x7FFF_8000..0x7FFF_BEFF // Rendered front--wires
+    val ACTORS_WIRES = 0x7FFF_BF00..0x7FFF_FEFF // Rendered overlay--wiring port icons
 
     val ACTORS_INTERNAL_USE = 0x7FFF_FF00..0x7FFF_FFFF // Actor ID 0x7FFF_FFFF is pre-assigned to the block cursor!
 

src/net/torvald/terrarum/Terrarum.kt

@@ -477,7 +477,8 @@ fun blendMul(batch: SpriteBatch) {
 
 fun blendAlphaMask(batch: SpriteBatch) {
     batch.enableBlending()
-    batch.setBlendFunction(GL20.GL_ZERO, GL20.GL_SRC_ALPHA)
+//    batch.setBlendFunction(GL20.GL_ZERO, GL20.GL_SRC_ALPHA)
+    batch.setBlendFunction(GL20.GL_ZERO, GL20.GL_SRC_COLOR)
 }
 
 /**

src/net/torvald/terrarum/TerrarumAppConfiguration.kt

@@ -69,13 +69,29 @@ basegame
      * e.g. 0x02010034 will be translated as 2.1.52
      *
      */
-    const val VERSION_RAW: Long = 0x0000_000004_000001
+    const val VERSION_RAW: Long = 0x0000_000004_000002
     // Commit counts up to the Release 0.3.0: 2259
     // Commit counts up to the Release 0.3.1: 2278
     // Commit counts up to the Release 0.3.2: 2732
     // Commit counts up to the Release 0.3.3: 3020
     // Commit counts up to the Release 0.4.0: 3631
     // Commit counts up to the Release 0.4.1: 3678
+    // Commit counts up to the Release 0.4.2: 3762
+
+    val DEV_CYCLE: Map<String, Long> = mapOf(
+        "Alpha" to 0x0000_000004_000000,
+        "Beta" to 0x0000_FFFFFF_000000,
+    )
+
+    val VERSION_NUMBER: String = String.format(
+        "%d.%d.%d",
+        VERSION_RAW ushr 48,
+        (VERSION_RAW and 0xffff000000L) ushr 24,
+        VERSION_RAW and 0xffffffL
+    )
+
+    private val DEV_CYCLE_LIST_SORTED = DEV_CYCLE.toList().sortedBy { it.second }
+    val CURRENT_DEV_CYCLE: String? = DEV_CYCLE_LIST_SORTED.map { it.first to VERSION_RAW - it.second }.firstOrNull { it.second >= 0L }?.first
 
 //    val VERSION_SNAPSHOT = Snapshot(0) // for normal dev
 //    val VERSION_SNAPSHOT = ForcedSnapshot("24w07d") // for snapshot release
@@ -83,6 +99,70 @@ basegame
 
     const val VERSION_TAG: String = ""
 
+    val VERSION_STRING: String
+        get() {
+            val major = if (VERSION_RAW >= 0x0001_000000_000000)
+                VERSION_NUMBER
+            else if (CURRENT_DEV_CYCLE != null) {
+                val delta = VERSION_RAW - DEV_CYCLE[CURRENT_DEV_CYCLE]!!
+                CURRENT_DEV_CYCLE + " " + String.format("%d.%d", ((delta and 0xffff000000L) ushr 24) + 1, delta and 0xffffffL)
+            }
+            else
+                VERSION_NUMBER
+
+            val tag = if (VERSION_TAG.isNotBlank()) "-$VERSION_TAG" else ""
+
+            val snapshot = if (VERSION_SNAPSHOT == null) "" else " ($VERSION_SNAPSHOT)"
+
+            return "$major$tag$snapshot"
+        }
+
+    val VERSION_STRING_WITHOUT_SNAPSHOT: String
+        get() {
+            val major = if (VERSION_RAW >= 0x0001_000000_000000)
+                VERSION_NUMBER
+            else if (CURRENT_DEV_CYCLE != null) {
+                val delta = VERSION_RAW - DEV_CYCLE[CURRENT_DEV_CYCLE ?: ""]!!
+                CURRENT_DEV_CYCLE + " " + String.format("%d.%d", ((delta and 0xffff000000L) ushr 24) + 1, delta and 0xffffffL)
+            }
+            else
+                VERSION_NUMBER
+
+            val tag = if (VERSION_TAG.isNotBlank()) "-$VERSION_TAG" else ""
+
+            return "$major$tag"
+        }
+
+    fun convertVersionNumberToReadable(semverStr: String, snapshotObj: Snapshot? = null): String {
+        val numbers = semverStr.split('.')
+        val maj = numbers[0].toLong()
+        val min = numbers.getOrNull(1)?.toLong() ?: 0L
+        val pat = numbers.getOrNull(2)?.toLong() ?: 0L
+
+        val VERSION_RAW = maj.shl(48) or min.shl(24) or pat
+        val CURRENT_DEV_CYCLE: String? = DEV_CYCLE_LIST_SORTED.map { it.first to VERSION_RAW - it.second }.firstOrNull { it.second >= 0L }?.first
+
+        val major = if (VERSION_RAW >= 0x0001_000000_000000)
+            semverStr
+        else if (CURRENT_DEV_CYCLE != null) {
+            val delta = VERSION_RAW - DEV_CYCLE[CURRENT_DEV_CYCLE]!!
+            CURRENT_DEV_CYCLE + " " + String.format("%d.%d", ((delta and 0xffff000000L) ushr 24) + 1, delta and 0xffffffL)
+        }
+        else
+            semverStr
+
+//        val tag = if (VERSION_TAG.isNotBlank()) "-$VERSION_TAG" else ""
+
+        val snapshot = if (snapshotObj == null) "" else " (${snapshotObj})"
+
+        return "$major$snapshot"
+    }
+
+    fun convertVersionNumberToReadableShort(semverStr: String, snapshotObj: Snapshot? = null): String {
+        val s = convertVersionNumberToReadable(semverStr, snapshotObj)
+        return s.replace("Alpha", "α").replace("Beta", "β")
+    }
+
     //////////////////////////////////////////////////////////
     //             CONFIGURATION FOR TILE MAKER             //
     // MAKE SURE THESE VALUES ARE UNIQUE IN THE SOURCE CODE //

src/net/torvald/terrarum/TerrarumPostProcessor.kt

@@ -350,7 +350,7 @@ object TerrarumPostProcessor : Disposable {
     private val defaultResStr = "Ingame UI Area"
     private val currentResStr = "${App.scr.width}x${App.scr.height}"
     private val safeAreaStr = "TV Safe Area"
-    private val versionStr = "Version ${App.getVERSION_STRING()}"
+    private val versionStr = "${App.getVERSION_STRING()}"
     internal val thisIsDebugStr = "${App.GAME_NAME} ${if (App.IS_DEVELOPMENT_BUILD) "Development Build" else "Release"} $versionStr"
 
     /**

src/net/torvald/terrarum/blockproperties/WireCodex.kt

@@ -1,10 +1,12 @@
 package net.torvald.terrarum.blockproperties
 
+import com.badlogic.gdx.files.FileHandle
 import net.torvald.terrarum.*
 import net.torvald.terrarum.App.printdbg
 import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
 import net.torvald.terrarum.gameitems.GameItem
 import net.torvald.terrarum.gameitems.ItemID
+import net.torvald.terrarum.modulebasegame.gameactors.WireEmissionType
 import net.torvald.terrarum.utils.CSVFetcher
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 import org.apache.commons.csv.CSVRecord
@@ -17,9 +19,12 @@ import java.io.IOException
 class WireCodex {
 
     @Transient val wireProps = HashMap<ItemID, WireProp>()
-
     @Transient private val nullProp = WireProp()
 
+    @Transient val wirePorts = HashMap<WireEmissionType, Triple<TextureRegionPack, Int, Int>>()
+
+    @Transient val wireDecays = HashMap<ItemID, Double>()
+
     fun clear() {
         wireProps.clear()
     }
@@ -81,6 +86,62 @@ class WireCodex {
 
     }
 
+    fun portsFromModule(module: String, path: String) {
+        printdbg(this, "Building wire ports table for module $module")
+        try {
+            registerPorts(module, path, CSVFetcher.readFromModule(module, path + "wireports.csv"))
+        }
+        catch (e: IOException) { e.printStackTrace() }
+    }
+
+    private fun registerPorts(module: String, path: String, records: List<CSVRecord>) {
+        val spriteSheetFiles = ArrayList<Pair<FileHandle, String>>()
+        val tempRecords = HashMap<WireEmissionType, Triple<String, Int, Int>>()
+
+        records.forEach {
+            val type = it.get("accepts")
+            val fileModule = it.get("fileModule")
+            val filePath = it.get("file")
+            val x = it.get("xpos").toInt()
+            val y = it.get("ypos").toInt()
+
+            val file = ModMgr.getGdxFile(fileModule, filePath)
+            val fileID = "wireport:$fileModule.${filePath.replace('\\','/')}"
+
+            spriteSheetFiles.add(file to fileID)
+
+            tempRecords[type] = Triple(fileID, x, y)
+        }
+
+        spriteSheetFiles.forEach { (file, id) ->
+            CommonResourcePool.addToLoadingList(id) {
+                TextureRegionPack(file, TILE_SIZE, TILE_SIZE)
+            }
+        }
+        CommonResourcePool.loadAll()
+
+        tempRecords.forEach { type, (fileID, x, y) ->
+            wirePorts[type] = Triple(CommonResourcePool.getAsTextureRegionPack(fileID), x, y)
+        }
+    }
+
+    fun wireDecaysFromModule(module: String, path: String) {
+        printdbg(this, "Building wire ports table for module $module")
+        try {
+            registerDecays(module, path, CSVFetcher.readFromModule(module, path + "decayconsts.csv"))
+        }
+        catch (e: IOException) { e.printStackTrace() }
+    }
+
+    private fun registerDecays(module: String, path: String, records: List<CSVRecord>) {
+        records.forEach {
+            val item = it.get("wireItemID")
+            val d = it.get("const").toDouble()
+
+            wireDecays[item] = d
+        }
+    }
+
     fun getAll() = wireProps.values
 
     /*fun get(index: Int): WireProp {
@@ -159,4 +220,8 @@ class WireCodex {
     fun getAllWiresThatAccepts(accept: String): List<Pair<ItemID, WireProp>> {
         return wireProps.filter { it.value.accepts == accept }.toList()
     }
+
+    fun getWirePortSpritesheet(emissionType: WireEmissionType): Triple<TextureRegionPack, Int, Int>? {
+        return wirePorts[emissionType]
+    }
 }

src/net/torvald/terrarum/gameactors/AVKey.kt

@@ -122,6 +122,8 @@ object AVKey {
 
     const val __PLAYER_QUICKSLOTSEL = "__quickslotselection"
 
+    const val __PLAYER_WIRECUTTERSEL = "__wirecutterselection"
+
     /** Double
      * When using tool/arm/etc. how long action button is held, in milliseconds (Int)
      * Or for NPCs, how long it has been waiting for next move

src/net/torvald/terrarum/gameactors/Actor.kt

@@ -51,6 +51,7 @@ abstract class Actor : Comparable<Actor>, Runnable {
 
 
     enum class RenderOrder {
+        FAR_BEHIND, // wires
         BEHIND, // tapestries, some particles (obstructed by terrain)
         MIDDLE, // actors
         MIDTOP, // bullets, thrown items

src/net/torvald/terrarum/gameactors/ActorWithBody.kt

@@ -23,6 +23,7 @@ import net.torvald.terrarum.modulebasegame.TerrarumIngame
 import net.torvald.terrarum.modulebasegame.gameactors.ActorHumanoid
 import net.torvald.terrarum.modulebasegame.gameactors.IngamePlayer
 import net.torvald.terrarum.modulebasegame.gameactors.Pocketed
+import net.torvald.terrarum.modulebasegame.ui.UIItemInventoryCellCommonRes.tooltipShowing
 import net.torvald.terrarum.realestate.LandUtil
 import net.torvald.terrarum.worlddrawer.CreateTileAtlas
 import net.torvald.terrarum.worlddrawer.WorldCamera
@@ -97,6 +98,8 @@ open class ActorWithBody : Actor {
     val mouseUp: Boolean
         get() = hitbox.containsPoint((world?.width ?: 0) * TILE_SIZED, Terrarum.mouseX, Terrarum.mouseY)
 
+    @Transient protected val tooltipHash = System.nanoTime()
+
     var hitboxTranslateX: Int = 0// relative to spritePosX
     protected set
     var hitboxTranslateY: Int = 0// relative to spritePosY
@@ -669,11 +672,15 @@ open class ActorWithBody : Actor {
             feetPosTile.set(hIntTilewiseHitbox.centeredX.floorToInt(), hIntTilewiseHitbox.endY.floorToInt())
 
 
-            if (mouseUp && this.tooltipText != null) INGAME.setTooltipMessage(this.tooltipText)
+            if (mouseUp && tooltipText != null && tooltipShowing[tooltipHash] != true) {
+                INGAME.setTooltipMessage(tooltipText)
+                tooltipShowing[tooltipHash] = true
+            }
         }
 
-        // make sure tooltip to disable even when the actor's update is paused at unfortunate time
-        if (!mouseUp && INGAME.getTooltipMessage() == this.tooltipText) INGAME.setTooltipMessage(null)
+        if (tooltipText == null || !mouseUp || flagDespawn) {
+            tooltipShowing[tooltipHash] = false
+        }
 
 //        isStationary = (hitbox - oldHitbox).magnitudeSquared < PHYS_EPSILON_VELO
         isStationary = isCloseEnough(hitbox.startX, oldHitbox.startX) && // this is supposed to be more accurate, idk
@@ -887,7 +894,7 @@ open class ActorWithBody : Actor {
                         debug1("translate x by $t")
                     }
                     /* 4, 14 */ COLLIDING_RIGHT, COLLIDING_RIGHT or COLLIDING_UD -> {
-                        val t = -newHitbox.endX.modTileDelta()
+                        val t = -newHitbox.endX.modTileDelta() - PHYS_EPSILON_DIST // THE cheapest way to resolve right-sided phys bug
                         newHitbox.translatePosX(t); bounceX = true
                         debug1("translate x by $t")
                     }
@@ -972,7 +979,8 @@ open class ActorWithBody : Actor {
                         debug1("offendingTileWorldY=$offendingTileWorldY, offendingHitboxPointY=$offendingHitboxPointY")
 
                         val displacementAbs = Vector2(
-                            (offendingTileWorldX - offendingHitboxPointX).abs(),
+                            (offendingTileWorldX - offendingHitboxPointX).abs() +
+                                    if (selfCollisionStatus and COLLIDING_RIGHT != 0) PHYS_EPSILON_DIST else 0.0, // THE cheapest way to resolve right-sided phys bug
                             (offendingTileWorldY - offendingHitboxPointY).abs()
                         )
 
@@ -1856,6 +1864,23 @@ open class ActorWithBody : Actor {
         }
     }
 
+    fun drawTextureInGoodPosition(frameDelta: Float, texture: TextureRegion, batch: SpriteBatch, forcedColourFilter: Color? = null) {
+        if (world == null) return
+
+        val offsetX = 0f
+        val offsetY = 0f
+
+        val posX = hitbox.startX.plus(PHYS_EPSILON_DIST).toFloat()
+        val posY = hitbox.startY.plus(PHYS_EPSILON_DIST).toFloat()
+
+        drawBodyInGoodPosition(posX, posY) { x, y ->
+            val oldCol = batch.color.cpy()
+            batch.color = if (forcedColourFilter != null) forcedColourFilter else Color.WHITE
+            batch.draw(texture, x + offsetX, y + offsetY)
+            batch.color = oldCol
+        }
+    }
+
     override fun onActorValueChange(key: String, value: Any?) {
         // do nothing
     }
@@ -1922,6 +1947,7 @@ open class ActorWithBody : Actor {
 
     internal open fun flagDespawn() {
         flagDespawn = true
+        tooltipShowing.remove(tooltipHash)
     }
 
     open fun getSpriteHead(): TextureRegion? {
@@ -2245,6 +2271,7 @@ open class ActorWithBody : Actor {
         App.disposables.add(sprite)
         App.disposables.add(spriteGlow)
         App.disposables.add(spriteEmissive)
+        tooltipShowing.remove(tooltipHash)
     }
 }
 

src/net/torvald/terrarum/gameactors/BlockMarkerActor.kt

@@ -25,7 +25,7 @@ import kotlin.math.floor
 class BlockMarkerActor : ActorWithBody(Actor.RenderOrder.OVERLAY, physProp = PhysProperties.MOBILE_OBJECT()), NoSerialise {
 
     enum class MarkerMode {
-        FIXTURE_GHOST, BLOCK_MARKER
+        FIXTURE_GHOST, BLOCK_MARKER, HIDDEN
     }
 
     private val defaultSize = 16.0
@@ -45,12 +45,14 @@ class BlockMarkerActor : ActorWithBody(Actor.RenderOrder.OVERLAY, physProp = Phy
 
 
     init {
-        this.isVisible = false
+        this.isVisible = true
         renderOrder = Actor.RenderOrder.OVERLAY // for some reason the constructor didn't work
     }
 
 
     override fun drawBody(frameDelta: Float, batch: SpriteBatch) {
+        this.isVisible = true
+
         if (isVisible) {
             if (markerMode == MarkerMode.FIXTURE_GHOST) {
                 if (INGAME.actorNowPlaying != null) {
@@ -114,6 +116,16 @@ class BlockMarkerActor : ActorWithBody(Actor.RenderOrder.OVERLAY, physProp = Phy
         ghost = null
         setGhostColourNone()
         hitbox.setDimension(TILE_SIZED, TILE_SIZED)
+        markerMode = MarkerMode.HIDDEN
+    }
+
+    fun hideMarker() {
+        unsetGhost()
+    }
+
+    fun showMarker(shape: Int) {
+        markerShape = shape
+        markerMode = MarkerMode.BLOCK_MARKER
     }
 
     fun setGhostColourNone() { ghostColour = Color.WHITE }

src/net/torvald/terrarum/gameactors/WireActor.kt

@@ -1,26 +1,28 @@
 package net.torvald.terrarum.gameactors
 
+import com.badlogic.gdx.graphics.Color
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
 import net.torvald.spriteanimation.SheetSpriteAnimation
 import net.torvald.terrarum.*
+import net.torvald.terrarum.App.printdbg
 import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
 import net.torvald.terrarum.gameitems.ItemID
+import net.torvald.terrarum.modulebasegame.TerrarumIngame
+import net.torvald.terrarum.modulebasegame.gameactors.WireEmissionType
+import net.torvald.terrarum.ui.Toolkit
+import kotlin.math.cos
+
+/**
+ * Created by minjaesong on 2024-03-05.
+ */
+interface InternalActor {
+
+}
 
 /**
- * FIXME Constructor is super expensive
- *
  * Created by minjaesong on 2021-07-30.
  */
-class WireActor : ActorWithBody, NoSerialise {
-
-    companion object {
-        val WIRE_NEARBY = arrayOf(
-                (+1 to 0), // tileR
-                (0 to +1), // tileB
-                (-1 to 0), // tileL
-                (0 to -1) // tileT
-        )
-    }
+class WireActor : ActorWithBody, NoSerialise, InternalActor {
 
     private constructor()
 
@@ -34,7 +36,6 @@ class WireActor : ActorWithBody, NoSerialise {
     private var worldX = 0
     private var worldY = 0
 
-
     /**
      * @param itemID must start with "wire@"
      */
@@ -60,34 +61,99 @@ class WireActor : ActorWithBody, NoSerialise {
         (sprite as SheetSpriteAnimation).currentFrame = cnx
     }
 
-    private fun getNearbyTilesPos(x: Int, y: Int): Array<Point2i> {
-        return arrayOf(
-                Point2i(x + 1, y),
-                Point2i(x, y + 1),
-                Point2i(x - 1, y),
-                Point2i(x, y - 1)
-        )
+    override fun updateImpl(delta: Float) {
+    }
+
+    private fun essfun0(x: Double) = -cos(Math.PI * x) / 2.0 + 0.5
+    private fun essfun(x: Double) = essfun0(x)
+
+    override fun drawBody(frameDelta: Float, batch: SpriteBatch) {
+        if (isVisible && sprite != null) {
+            BlendMode.resolve(drawMode, batch)
+
+            // signal wires?
+            if (WireCodex.wireProps[wireID]?.accepts == "digital_bit") {
+                val strength = world?.getWireEmitStateOf(worldX, worldY, wireID)?.x ?: 0.0
+
+                // draw base (unlit) sprite
+                batch.color = Color.WHITE
+                (sprite as SheetSpriteAnimation).currentRow = 0
+                drawSpriteInGoodPosition(frameDelta, sprite!!, batch, 0, Color.WHITE)
+
+                // draw lit sprite
+                val alpha = Color(1f, 1f, 1f, essfun(strength.coerceIn(0.0, 1.0)).toFloat())
+                (sprite as SheetSpriteAnimation).currentRow = 1
+                drawSpriteInGoodPosition(frameDelta, sprite!!, batch, 0, alpha)
+            }
+            else {
+                (sprite as SheetSpriteAnimation).currentRow = 0
+                drawSpriteInGoodPosition(frameDelta, sprite!!, batch, 0, Color.WHITE)
+            }
+
+
+        }
+    }
+}
+
+/**
+ * Created by minjaesong on 2024-03-07.
+ */
+class WirePortActor : ActorWithBody, NoSerialise, InternalActor {
+
+
+    private constructor()
+
+    constructor(id: ActorID) : super(RenderOrder.OVERLAY, PhysProperties.IMMOBILE(), id)
+
+    init {
+        setHitboxDimension(TILE_SIZE, TILE_SIZE, 0, 0)
+        renderOrder = RenderOrder.OVERLAY
+    }
+
+    private var portID: WireEmissionType = ""
+    private var worldX = 0
+    private var worldY = 0
+
+    /**
+     */
+    fun setPort(emissionType: WireEmissionType, worldX: Int, worldY: Int) {
+        setHitboxDimension(TILE_SIZE, TILE_SIZE, 0, 0)
+
+        if (portID != emissionType) {
+            WireCodex.getWirePortSpritesheet(emissionType)?.let { (sheet, x, y) ->
+                if (sprite == null) {
+                    makeNewSprite(sheet).let {
+                        it.delays = floatArrayOf(Float.POSITIVE_INFINITY,Float.POSITIVE_INFINITY,Float.POSITIVE_INFINITY,Float.POSITIVE_INFINITY)
+                        it.setRowsAndFrames(1, 16)
+                    }
+                }
+                else {
+                    (sprite as SheetSpriteAnimation).let {
+                        it.setSpriteImage(sheet)
+                    }
+                }
+
+                (sprite as SheetSpriteAnimation).let {
+                    it.currentFrame = x
+                    it.currentRow = y
+                }
+
+                portID = emissionType
+            }
+        }
+
+
+        this.worldX = worldX
+        this.worldY = worldY
+
+        setPosition((worldX + 0.5) * TILE_SIZE, (worldY + 1.0) * TILE_SIZE - 1.0) // what the fuck?
     }
 
     override fun updateImpl(delta: Float) {
     }
 
     override fun drawBody(frameDelta: Float, batch: SpriteBatch) {
-        if (isVisible && sprite != null) {
-            if (WireCodex[wireID].accepts == "digital_3bits") {
-                // "digital_3bits" must come right after three wires it bundles
-                val rootID = wireID.substringBefore(':') + ":"
-                var row = 0
-                (WireCodex[wireID].numericID - 3 .. WireCodex[wireID].numericID - 1).forEachIndexed { index, it ->
-                    val itemID = rootID + it
-                    row = row or ((world?.getWireEmitStateOf(worldX, worldY, itemID)?.isNotZero == true).toInt() shl index)
-                }
-                (sprite as SheetSpriteAnimation).currentRow = row
-            }
-            else {
-                (sprite as SheetSpriteAnimation).currentRow = (world?.getWireEmitStateOf(worldX, worldY, wireID)?.isNotZero == true).toInt()
-            }
-
+        if (isVisible && sprite != null && (Terrarum.ingame!! as TerrarumIngame).selectedWireRenderClass.isNotBlank()) {
             BlendMode.resolve(drawMode, batch)
             drawSpriteInGoodPosition(frameDelta, sprite!!, batch)
         }

src/net/torvald/terrarum/gamecontroller/IngameController.kt

@@ -208,7 +208,7 @@ class IngameController(val terrarumIngame: TerrarumIngame) : InputAdapter() {
             }
         }
 
-        terrarumIngame.uiContainer.forEach { it?.keyDown(keycode) } // for KeyboardControlled UIcanvases
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false) it.keyDown(keycode) } // for KeyboardControlled UIcanvases
         
         // Debug UIs
         if (keycode == Input.Keys.GRAVE) {
@@ -233,7 +233,7 @@ class IngameController(val terrarumIngame: TerrarumIngame) : InputAdapter() {
             terrarumIngame.uiQuickBar.setAsOpen()
         }
 
-        terrarumIngame.uiContainer.forEach { it?.keyUp(keycode) } // for KeyboardControlled UIcanvases
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false) it.keyUp(keycode) } // for KeyboardControlled UIcanvases
         
         // screenshot key
         if (keycode == Input.Keys.F12) f12Down = false
@@ -243,27 +243,25 @@ class IngameController(val terrarumIngame: TerrarumIngame) : InputAdapter() {
     }
 
     override fun keyTyped(character: Char): Boolean {
-        terrarumIngame.uiContainer.forEach { if (it?.isVisible == true) it.keyTyped(character) }
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false && it.isVisible) it.keyTyped(character) }
         return true
     }
 
     private fun tTouchUp(screenX: Int, screenY: Int, pointer: Int, button: Int): Boolean {
-        // don't separate Player from this! Physics will break, esp. airborne manoeuvre
-        if (!terrarumIngame.paused && !terrarumIngame.playerControlDisabled) {
-            // fire world click events; the event is defined as Ingame's (or any others') WorldClick event
-            if (terrarumIngame.uiContainer.map { if ((it?.isOpening == true || it?.isOpened == true) && it.mouseUp) 1 else 0 }.sum() == 0) { // no UI on the mouse, right?
+        // disable the IFs: the "unlatching" must happen no matter what, even if a UI is been opened
 
-                if (
-                        terrarumIngame.actorNowPlaying != null &&
-                        (button == App.getConfigInt("config_mouseprimary") ||
-                        button == App.getConfigInt("config_mousesecondary"))) {
+//        if (!terrarumIngame.paused && !terrarumIngame.playerControlDisabled) {
+            // fire world click events; the event is defined as Ingame's (or any others') WorldClick event
+//            if (terrarumIngame.uiContainer.map { if ((it?.isOpening == true || it?.isOpened == true) && it.mouseUp) 1 else 0 }.sum() == 0) { // no UI on the mouse, right?
+
+                if (button == App.getConfigInt("config_mouseprimary")) {
                     terrarumIngame.worldPrimaryClickEnd(terrarumIngame.actorNowPlaying!!, App.UPDATE_RATE)
                 }
                 if (button == App.getConfigInt("config_mousesecondary")) {
                     terrarumIngame.worldSecondaryClickEnd(terrarumIngame.actorNowPlaying!!, App.UPDATE_RATE)
                 }
-            }
-        }
+//            }
+//        }
 
         // pie menu
         if (button == App.getConfigInt("control_mouse_quicksel")) {
@@ -271,7 +269,7 @@ class IngameController(val terrarumIngame: TerrarumIngame) : InputAdapter() {
             terrarumIngame.uiQuickBar.setAsOpen()
         }
 
-        terrarumIngame.uiContainer.forEach { it?.touchUp(screenX, screenY, pointer, button) } // for MouseControlled UIcanvases
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false) it.touchUp(screenX, screenY, pointer, button) } // for MouseControlled UIcanvases
         return true
     }
 
@@ -289,17 +287,17 @@ class IngameController(val terrarumIngame: TerrarumIngame) : InputAdapter() {
                 it.actorValue.set(AVKey.__PLAYER_QUICKSLOTSEL, selection fmod UIQuickslotBar.SLOT_COUNT)
             }
         }
-        terrarumIngame.uiContainer.forEach { it?.scrolled(amountX, amountY) }
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false) it.scrolled(amountX, amountY) }
         return true
     }
 
     private fun tTouchDragged(screenX: Int, screenY: Int, pointer: Int): Boolean {
-        terrarumIngame.uiContainer.forEach { it?.touchDragged(screenX, screenY, pointer) }
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false) it.touchDragged(screenX, screenY, pointer) }
         return true
     }
 
     private fun tTouchDown(screenX: Int, screenY: Int, pointer: Int, button: Int): Boolean {
-        terrarumIngame.uiContainer.forEach { it?.touchDown(screenX, screenY, pointer, button) }
+        terrarumIngame.uiContainer.forEach { if (it?.justOpened == false) it.touchDown(screenX, screenY, pointer, button) }
         
         // pie menu
         if (button == App.getConfigInt("control_mouse_quicksel")) {

src/net/torvald/terrarum/gameitems/GameItem.kt

@@ -47,8 +47,6 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
      */
     @Transient open var smokiness = Float.POSITIVE_INFINITY
 
-    @Transient open var smeltingProduct: ItemID? = null
-
     open var dynamicID: ItemID = originalID
     /**
      * if the ID is a Actor range, it's an actor contained in a pocket.
@@ -103,8 +101,10 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
 
     var itemProperties = ItemValue()
 
-    /** Single-use then destroyed (e.g. Tiles), same as "consumable" */
+    /** Single-use then destroyed (e.g. Tiles) */
     @Transient var stackable: Boolean = true
+    val isConsumable: Boolean
+        get() = stackable && !canBeDynamic
 
 
     /**
@@ -211,12 +211,12 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
     @Transient var tags = HashSet<String>()
 
     /**
-     * Tags added/removed by dynamic items
+     * Tags added/removed by dynamic items (e.g. enchanting)
      */
     var modifiers = HashSet<String>()
 
     /**
-     * Mainly intended to be used by third-party modules
+     * Used to hold extra data. Keys are case-insensitive and gets converted to lowercase.
      */
     open val extra = Codex()
 
@@ -256,8 +256,6 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
     open fun startPrimaryUse(actor: ActorWithBody, delta: Float): Long = -1
 
     /**
-     * I have decided that left and right clicks must do the same thing, so no secondary use from now on. --Torvald on 2019-05-26
-     *
      * Apply effects (continuously or not) while secondary button is down
      * The item will NOT be consumed, so you will want to consume it yourself by inventory.consumeItem(item)
      *
@@ -267,10 +265,10 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
      *
      * note: DO NOT super() this!
      */
-    //open fun startSecondaryUse(delta: Float): Boolean = false
+    open fun startSecondaryUse(actor: ActorWithBody, delta: Float): Long = -1
 
     open fun endPrimaryUse(actor: ActorWithBody, delta: Float): Boolean = false
-    //open fun endSecondaryUse(actor: ActorWithBody, delta: Float): Boolean = false
+    open fun endSecondaryUse(actor: ActorWithBody, delta: Float): Boolean = false
 
     /**
      * Effects applied immediately only once when thrown (discarded) from pocket
@@ -370,7 +368,7 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
         @JvmStatic val MISC = "misc"
     }
 
-    override public fun clone(): GameItem {
+    public override fun clone(): GameItem {
         val clonedItem = super.clone()
         // properly clone ItemValue
         (clonedItem as GameItem).itemProperties = this.itemProperties.clone()
@@ -378,8 +376,17 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
         return clonedItem
     }
 
+    fun makeDynamic(inventory: ActorInventory): GameItem {
+        return this.clone().also {
+            it.generateUniqueDynamicID(inventory)
+            it.stackable = false
+        }
+    }
 
-    fun generateUniqueDynamicID(inventory: ActorInventory): GameItem {
+
+
+
+    private fun generateUniqueDynamicID(inventory: ActorInventory): GameItem {
         dynamicID = "$PREFIX_DYNAMICITEM:${Companion.generateUniqueDynamicID(inventory)}"
         ItemCodex.registerNewDynamicItem(dynamicID, this)
         return this
@@ -397,7 +404,7 @@ abstract class GameItem(val originalID: ItemID) : Comparable<GameItem>, Cloneabl
         fun generateUniqueDynamicID(inventory: ActorInventory): Int {
             var ret: Int
             do {
-                ret = (1..2147483647).random()
+                ret = (1..999999999).random()
             } while (inventory.contains("$PREFIX_DYNAMICITEM:$ret"))
 
             return ret
@@ -451,3 +458,8 @@ fun ItemID.isBlock() = !this.contains('@') && !this.isDynamic()
 fun ItemID.isWall() = this.startsWith("wall@")
 fun ItemID.isFluid() = this.startsWith("fluid@")
 fun ItemID.isOre() = this.startsWith("ores@")
+
+/**
+ * Created by minjaesong on 2024-03-06.
+ */
+interface FixtureInteractionBlocked

src/net/torvald/terrarum/gameworld/BlockLayerI16F16.kt

@@ -1,12 +1,13 @@
 package net.torvald.terrarum.gameworld
 
 import net.torvald.terrarum.App
-import net.torvald.terrarum.gameworld.WorldSimulator.FLUID_MIN_MASS
 import net.torvald.terrarum.serialise.toUint
 import net.torvald.unsafe.UnsafeHelper
 import net.torvald.unsafe.UnsafePtr
 import net.torvald.util.Float16
 
+const val FLUID_MIN_MASS = 1f / 1024f //Ignore cells that are almost dry (smaller than epsilon of float16)
+
 /**
  *  * Memory layout:
  *  * ```

src/net/torvald/terrarum/gameworld/GameWorld.kt

@@ -12,6 +12,7 @@ import net.torvald.terrarum.gameitems.ItemID
 import net.torvald.terrarum.gameitems.isFluid
 import net.torvald.terrarum.itemproperties.ItemRemapTable
 import net.torvald.terrarum.itemproperties.ItemTable
+import net.torvald.terrarum.modulebasegame.WorldSimulator
 import net.torvald.terrarum.modulebasegame.gameactors.IngamePlayer
 import net.torvald.terrarum.realestate.LandUtil
 import net.torvald.terrarum.realestate.LandUtil.CHUNK_H

src/net/torvald/terrarum/itemproperties/CraftingCodex.kt

@@ -1,13 +1,11 @@
 package net.torvald.terrarum.itemproperties
 
 import com.badlogic.gdx.utils.JsonValue
-import net.torvald.terrarum.INGAME
+import net.torvald.terrarum.ItemCodex
 import net.torvald.terrarum.Terrarum
 import net.torvald.terrarum.gameitems.ItemID
 import net.torvald.terrarum.gameitems.isBlock
 import net.torvald.terrarum.gameitems.isWall
-import net.torvald.terrarum.modulebasegame.gameactors.ActorInventory
-import net.torvald.terrarum.modulebasegame.gameactors.FixtureInventory
 import net.torvald.terrarum.utils.forEachSiblings
 import net.torvald.terrarum.utils.forEachSiblingsIndexed
 
@@ -22,6 +20,8 @@ class CraftingCodex {
      */
     @Transient internal val props = HashMap<ItemID, ArrayList<CraftingRecipe>>() // the key ItemID and value.product must be equal
 
+    @Transient internal val smeltingProps = HashMap<String, SmeltingRecipe>()
+
     fun addRecipe(recipe: CraftingRecipe) {
         val product = recipe.product
         if (props.containsKey(product)) {
@@ -88,6 +88,27 @@ class CraftingCodex {
         }
     }
 
+    fun addSmeltingFromJson(json: JsonValue, moduleName: String, fileName:String) {
+
+        if (moduleName.filter { it.code in 33..127 } .length < 5)
+            throw IllegalStateException("Invalid module name: ${moduleName}")
+
+        json.forEachSiblings { key0, details ->
+            val key = key0.split('+').map { it.trim() }.sorted().joinToString("+")
+            val difficulty = details["difficulty"].asFloat()
+            val recipes = ArrayList<SmeltingRecipe>()
+            val moq = details["product"][0].asLong()
+            val product = details["product"][1].asString()
+            // sanity check
+            if (moq !in 1..1000) {
+                throw IllegalStateException("Smelting Recipe for item '$product' has invalid moq of ${moq}")
+            }
+
+            // register to the main props
+            smeltingProps[key] = SmeltingRecipe(difficulty, key.split('+').toTypedArray(), moq, product, "$moduleName/$fileName")
+        }
+    }
+
     /**
      * Returns list of all possible recipes for the item; null if there is no recipe
      *
@@ -98,6 +119,55 @@ class CraftingCodex {
         return it.ifEmpty { null }
     }
 
+    private fun getCombinations0(data: List<List<String>>): List<List<String>> {
+        if (data.isEmpty()) {
+            return listOf(emptyList())
+        }
+        val first = data.first()
+        val rest = data.subList(1, data.size)
+        val combinations = mutableListOf<List<String>>()
+        for (sublist in getCombinations0(rest)) {
+            for (item in first) {
+                combinations.add(listOf(item) + sublist)
+            }
+        }
+        return combinations
+    }
+
+    private fun getCombinations(data: List<List<String>>): List<String> {
+        val r = mutableListOf<String>()
+        val l = getCombinations0(data)
+        l.forEach {
+            r.add(it.sorted().joinToString("+"))
+        }
+        return r
+    }
+
+
+    /**
+     * @return Null if:
+     * - at least one of the vararg contains null
+     * - a smelting product of given items does not exist
+     * - Otherwise, a smelting product of the given items are returned
+     */
+    fun getSmeltingProductOf(vararg item: ItemID?): SmeltingRecipe? {
+        if (item.contains(null)) return null
+
+        val keysPossible0: List<List<String>> =
+            (item.map { listOf(it!!) + (ItemCodex[it]?.tags?.toList()?.map { "\$" + it } ?: emptyList()) })
+        val keysPossible = getCombinations(keysPossible0)
+
+        // iterate through all the combinations of keys
+        var found: SmeltingRecipe? = null
+        var i = 0
+        while (found == null && i < keysPossible.size) {
+            found = smeltingProps[keysPossible[i]]
+            i += 1
+        }
+
+        return found
+    }
+
     /**
      * Returns list of items that uses the given `item`.
      *
@@ -118,6 +188,7 @@ class CraftingCodex {
         }
     }
 
+
     /**
      * @return list of itemIDs and corresponding recipes
      */
@@ -128,6 +199,7 @@ class CraftingCodex {
 
 
 
+    data class SmeltingRecipe(val difficulty: Float, val ingredients: Array<ItemID>, val moq: Long, val item: ItemID, val addedBy: String)
     data class CraftingRecipe(val workbench: String, val ingredients: Array<CraftingIngredients>, val moq: Long, val product: ItemID, val addedBy: String)
     data class CraftingIngredients(val key: String, val keyMode: CraftingItemKeyMode, val qty: Long) {
         override fun toString() = "$qty ${if (keyMode == CraftingItemKeyMode.TAG) "\$$key" else "$key"}"

src/net/torvald/terrarum/itemproperties/Item.kt

@@ -7,7 +7,6 @@ object Item {
 
     const val TREE_STICK = "item@basegame:18"
 
-    const val TREE_SEED_OAK = "item@basegame:160"
-    const val TREE_LOGS_OAK = "item@basegame:168"
+    const val COPPER_SIGN = "item@basegame:33280"
 
 }

src/net/torvald/terrarum/itemproperties/ItemCodex.kt

@@ -84,6 +84,8 @@ class ItemCodex {
         get() = CommonResourcePool.getAsTextureRegion("itemplaceholder_24") // copper pickaxe
 
     /**
+     * Unused IDs are purged when the game saves, as only the active entries are written to the savegame.
+     *
      * @param: dynamicID string of "dyn:<random id>"
      */
     fun registerNewDynamicItem(dynamicID: ItemID, item: GameItem) {

src/net/torvald/terrarum/langpack/Lang.kt

@@ -2,9 +2,13 @@ package net.torvald.terrarum.langpack
 
 import net.torvald.terrarum.App
 import net.torvald.terrarum.App.printdbg
+import net.torvald.terrarum.tail
 import net.torvald.terrarum.utils.JsonFetcher
+import net.torvald.unicode.getKeycapPC
+import net.torvald.unicode.getMouseButton
 import java.io.File
 import java.util.*
+import kotlin.collections.HashMap
 
 class LangObject(val key: String, val fromLang: Boolean) {
     fun get() = if (fromLang) Lang[key] else key
@@ -137,25 +141,38 @@ object Lang {
     operator fun get(key: String, capitalise: Boolean = false): String {
         fun getstr(s: String) = getByLocale(s, App.GAME_LOCALE, capitalise) ?: getByLocale(s, FALLBACK_LANG_CODE, capitalise) ?: "$$s"
 
+        decodeCache[App.GAME_LOCALE]?.get("$key+$capitalise").let {
+            if (it != null) {
+                return it
+            }
+            else {
+                val args = key.split(bindOp).filter { it.isNotBlank() }.map { it.trim() }
+                if (args.isEmpty()) return ""
 
-        val args = key.split(bindOp).filter { it.isNotBlank() }.map { it.trim() }
-        if (args.isEmpty()) return ""
+                val sb = StringBuilder()
+                val formatter = Formatter(sb)
 
-        val sb = StringBuilder()
-        val formatter = Formatter(sb)
+                sb.append(getstr(args[0]))
+                args.subList(1, args.size).forEach {
+                    val oldstr = sb.toString()
+                    sb.clear()
+                    formatter.format(getstr(it), oldstr)
+                }
 
-        sb.append(getstr(args[0]))
-        args.subList(1, args.size).forEach {
-            val oldstr = sb.toString()
-            sb.clear()
-            formatter.format(getstr(it), oldstr)
+                if (decodeCache[App.GAME_LOCALE] == null) {
+                    decodeCache[App.GAME_LOCALE] = HashMap()
+                }
+                decodeCache[App.GAME_LOCALE]!!["$key+$capitalise"] = sb.toString()
+
+                return sb.toString()
+            }
         }
 
-        return sb.toString()
     }
 
-    fun getAndUseTemplate(key: String, capitalise: Boolean = false, vararg arguments: Any?): String {
-        var raw = get(key, capitalise)
+    fun getAndUseTemplate(key: String, capitalise: Boolean = false, vararg arguments: Any?): String? {
+        var raw = getOrNull(key, capitalise) ?: return null
+
         arguments.forEachIndexed { index, it0 ->
             val it = if (capitalise) it0.toString().capitalize() else it0.toString()
             raw = raw.replace("{${index}}", it)
@@ -174,6 +191,7 @@ object Lang {
     }
 
     private val capCache = HashMap<String/*Locale*/, HashMap<String/*Key*/, String/*Text*/>>()
+    private val decodeCache = HashMap<String/*Locale*/, HashMap<String/*Key*/, String/*Text*/>>()
 
     private fun CAP(key: String, locale: String): String? {
         val ret = langpack["${key}_$locale"] ?: return null
@@ -191,18 +209,49 @@ object Lang {
     private fun NOCAP(key: String, locale: String): String? {
         return langpack["${key}_$locale"] ?: return null
     }
+
+
+    private val tagRegex = Regex("""\{[A-Z]+:[0-9A-Za-z_\- ]+\}""")
+
     /**
-     * Does NOT parse the operators
+     * Does NOT parse the bind operators, but DO parse the precomposed tags
      */
     fun getByLocale(key: String, locale: String, capitalise: Boolean = false): String? {
         val s = if (capitalise) CAP(key, locale) else NOCAP(key, locale)
 
-        return if (locale.startsWith("bg"))
+        if (s == null) return null
+
+        val fetchedS = if (locale.startsWith("bg"))
             "${App.fontGame.charsetOverrideBulgarian}$s${App.fontGame.charsetOverrideDefault}"
         else if (locale.startsWith("sr"))
             "${App.fontGame.charsetOverrideSerbian}$s${App.fontGame.charsetOverrideDefault}"
         else
             s
+
+        // apply {DOMAIN:argument} form of template
+        var ret = "$fetchedS" // make copy of the str
+        tagRegex.findAll(fetchedS).forEach {
+            val matched0 = it.groupValues[0]
+            val matched = matched0.substring(1 until matched0.lastIndex) // strip off the brackets
+            val mode = matched.substringBefore(':')
+            val key = matched.substringAfter(':')
+
+            val resolved = when (mode) {
+                "MOUSE" -> { // cognates to gdx.Input.Button
+                    getMouseButton(App.getConfigInt(key)).toString()
+                }
+                "KEYCAP" -> { // cognates to gdx.Input.Keys
+                    getKeycapPC(App.getConfigInt(key)).toString()
+                }
+                "CONFIG" -> {
+                    App.getConfigMaster(key).toString()
+                }
+                else -> matched0
+            }
+
+            ret = ret.replace(matched0, resolved)
+        }
+        return ret
     }
 
     private fun String.getEndTag() = this.split("_").last()

src/net/torvald/terrarum/modulebasegame/BuildingMaker.kt

@@ -432,7 +432,7 @@ class BuildingMaker(batch: FlippingSpriteBatch) : IngameInstance(batch) {
                         wireActor.renderOrder = Actor.RenderOrder.OVERLAY
                     }
                     else {
-                        wireActor.renderOrder = Actor.RenderOrder.BEHIND
+                        wireActor.renderOrder = Actor.RenderOrder.FAR_BEHIND
                     }
 
                     wireActor.isUpdate = true
@@ -458,14 +458,15 @@ class BuildingMaker(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         _testMarkerDrawCalls = 0L
 
         IngameRenderer.invoke(delta, false,
-                screenZoom,
-                listOf(),
-                listOf(),
-                listOf(),
-                listOf(),
-                if (showSelection) actorsRenderOverlay + essentialOverlays else essentialOverlays,
-                particles,
-                uiContainer = uiContainer
+            screenZoom,
+            listOf(),
+            listOf(),
+            listOf(),
+            listOf(),
+            listOf(),
+            if (showSelection) actorsRenderOverlay + essentialOverlays else essentialOverlays,
+            particles,
+            uiContainer = uiContainer
         )
 
         App.setDebugTime("Test.MarkerDrawCalls", _testMarkerDrawCalls)

src/net/torvald/terrarum/modulebasegame/EntryPoint.kt

@@ -48,12 +48,6 @@ class EntryPoint : ModuleEntryPoint() {
             }
         }
 
-        // add smelting recipe for sands
-        BlockCodex.filter { it.hasTag("SAND") }.forEach { (itemID, _) ->
-            ItemCodex[itemID]!!.tags.add("SMELTABLE")
-            ItemCodex[itemID]!!.smeltingProduct = "basegame:148"
-        }
-
         println("\n[Basegame.EntryPoint] Welcome back!")
     }
 

src/net/torvald/terrarum/modulebasegame/IngameRenderer.kt

@@ -9,6 +9,7 @@ import com.badlogic.gdx.graphics.glutils.Float16FrameBuffer
 import com.badlogic.gdx.graphics.glutils.FrameBuffer
 import com.badlogic.gdx.graphics.glutils.ShaderProgram
 import com.badlogic.gdx.utils.Disposable
+import com.jme3.math.FastMath
 import net.torvald.random.HQRNG
 import net.torvald.terrarum.*
 import net.torvald.terrarum.App.*
@@ -230,6 +231,7 @@ object IngameRenderer : Disposable {
         frameDelta: Float,
         gamePaused: Boolean,
         zoom: Float = 1f,
+        actorsRenderFarBehind : List<ActorWithBody>,
         actorsRenderBehind : List<ActorWithBody>,
         actorsRenderMiddle : List<ActorWithBody>,
         actorsRenderMidTop : List<ActorWithBody>,
@@ -239,11 +241,13 @@ object IngameRenderer : Disposable {
         player: ActorWithBody? = null,
         uiContainer: UIContainer? = null,
     ) {
-        renderingActorsCount = (actorsRenderBehind.size) +
-                               (actorsRenderMiddle.size) +
-                               (actorsRenderMidTop.size) +
-                               (actorsRenderFront.size) +
-                               (actorsRenderOverlay.size)
+        renderingActorsCount =
+            (actorsRenderFarBehind.size) +
+            (actorsRenderBehind.size) +
+            (actorsRenderMiddle.size) +
+            (actorsRenderMidTop.size) +
+            (actorsRenderFront.size) +
+            (actorsRenderOverlay.size)
         renderingUIsCount = uiContainer?.countVisible() ?: 0
 
         invokeInit()
@@ -258,15 +262,15 @@ object IngameRenderer : Disposable {
             measureDebugTime("Renderer.LightRun*") {
                 // recalculate for even frames, or if the sign of the cam-x changed
                 if (App.GLOBAL_RENDER_TIMER % 3 == 0 || Math.abs(WorldCamera.x - oldCamX) >= world.width * 0.85f * TILE_SIZEF || newWorldLoadedLatch) {
-                    LightmapRenderer.recalculate(actorsRenderBehind + actorsRenderFront + actorsRenderMidTop + actorsRenderMiddle + actorsRenderOverlay)
+                    LightmapRenderer.recalculate(actorsRenderFarBehind + actorsRenderBehind + actorsRenderFront + actorsRenderMidTop + actorsRenderMiddle + actorsRenderOverlay)
                 }
                 oldCamX = WorldCamera.x
             }
 
             prepLightmapRGBA()
             BlocksDrawer.renderData()
-            drawToRGB(frameDelta, actorsRenderBehind, actorsRenderMiddle, actorsRenderMidTop, actorsRenderFront, actorsRenderOverlay, particlesContainer)
-            drawToA(frameDelta, actorsRenderBehind, actorsRenderMiddle, actorsRenderMidTop, actorsRenderFront, actorsRenderOverlay, particlesContainer)
+            drawToRGB(frameDelta, actorsRenderFarBehind, actorsRenderBehind, actorsRenderMiddle, actorsRenderMidTop, actorsRenderFront, actorsRenderOverlay, particlesContainer)
+            drawToA(frameDelta, actorsRenderFarBehind, actorsRenderBehind, actorsRenderMiddle, actorsRenderMidTop, actorsRenderFront, actorsRenderOverlay, particlesContainer)
             drawOverlayActors(frameDelta, actorsRenderOverlay)
 
             if (player != null && player is Pocketed) drawAimGuide(frameDelta, player)
@@ -463,6 +467,7 @@ object IngameRenderer : Disposable {
 
     private fun drawToRGB(
         frameDelta: Float,
+        actorsRenderFarBehind: List<ActorWithBody>?,
         actorsRenderBehind: List<ActorWithBody>?,
         actorsRenderMiddle: List<ActorWithBody>?,
         actorsRenderMidTop: List<ActorWithBody>?,
@@ -484,6 +489,7 @@ object IngameRenderer : Disposable {
                 batch.shader = shaderForActors
                 batch.color = Color.WHITE
                 moveCameraToWorldCoord()
+                actorsRenderFarBehind?.forEach { it.drawBody(frameDelta, batch) }
                 actorsRenderBehind?.forEach { it.drawBody(frameDelta, batch) }
                 particlesContainer?.forEach { it.drawBody(frameDelta, batch) }
             }
@@ -522,6 +528,7 @@ object IngameRenderer : Disposable {
                 batch.shader = shaderForActors
                 batch.color = Color.WHITE
                 moveCameraToWorldCoord()
+                actorsRenderFarBehind?.forEach { it.drawEmissive(frameDelta, batch) }
                 actorsRenderBehind?.forEach { it.drawEmissive(frameDelta, batch) }
                 particlesContainer?.forEach { it.drawEmissive(frameDelta, batch) }
             }
@@ -582,7 +589,7 @@ object IngameRenderer : Disposable {
                     batch.shader.setUniformi("u_pattern", 1)
                     batch.draw(
                         lightTex,
-                        xrem, yrem,
+                        xrem, yrem - TILE_SIZEF * 0.5f,
                         lightTex.regionWidth * lightmapDownsample,
                         lightTex.regionHeight * lightmapDownsample
                     )
@@ -627,6 +634,7 @@ object IngameRenderer : Disposable {
 
     private fun drawToA(
         frameDelta: Float,
+        actorsRenderFarBehind: List<ActorWithBody>?,
         actorsRenderBehind: List<ActorWithBody>?,
         actorsRenderMiddle: List<ActorWithBody>?,
         actorsRenderMidTop: List<ActorWithBody>?,
@@ -651,6 +659,7 @@ object IngameRenderer : Disposable {
                 batch.color = Color.WHITE
 
                 moveCameraToWorldCoord()
+                actorsRenderFarBehind?.forEach { it.drawGlow(frameDelta, batch) }
                 actorsRenderBehind?.forEach { it.drawGlow(frameDelta, batch) }
                 particlesContainer?.forEach { it.drawGlow(frameDelta, batch) }
             }
@@ -700,7 +709,7 @@ object IngameRenderer : Disposable {
                 batch.shader.setUniformi("rnd", rng.nextInt(8192), rng.nextInt(8192))
                 batch.shader.setUniformi("u_pattern", 1)
                 batch.draw(lightTex,
-                        xrem, yrem,
+                    xrem, yrem - TILE_SIZEF * 0.5f,
                         lightTex.regionWidth * lightmapDownsample,
                         lightTex.regionHeight * lightmapDownsample
                 )
@@ -765,25 +774,24 @@ object IngameRenderer : Disposable {
     private val cubeSize = 7.0
     private val externalV = Vector2()
     private val maxStep = 56
+    private val trajectoryFlow = 30
     private fun drawTrajectoryForThrowable(frameBuffer: FrameBuffer, batch: SpriteBatch, frameDelta: Float, player: ActorWithBody, world: GameWorld, item: ItemThrowable) {
         val ww = world.width * TILE_SIZEF
 
+
         mouseInInteractableRange(player) { mx, my, mtx, mty ->
             val (throwPos, throwVector) = getThrowPosAndVector(player)
             val grav = world.gravitation
+            val toff = (App.GLOBAL_RENDER_TIMER % trajectoryFlow) / trajectoryFlow.toFloat()
             externalV.set(throwVector)
 
+            val points = ArrayList<Pair<Float, Float>>()
 
             var c = 0
             while (c < maxStep) {
-                batch.color = Color(0.9f, 0.9f, 0.9f, 0.9f * (1f - (c.toFloat() / maxStep).sqr()))
 
                 // plot a dot
-                if (c > 0) {
-                    Toolkit.fillArea(batch, throwPos.x.toFloat(), throwPos.y.toFloat(), 2f, 2f)
-                    Toolkit.fillArea(batch, throwPos.x.toFloat() + ww, throwPos.y.toFloat(), 2f, 2f)
-                    Toolkit.fillArea(batch, throwPos.x.toFloat() - ww, throwPos.y.toFloat(), 2f, 2f)
-                }
+                points.add(throwPos.x.toFloat() to throwPos.y.toFloat())
 
                 // simulate physics
                 applyGravitation(grav, cubeSize) // TODO use actual value instead of `cubeSize`
@@ -807,16 +815,40 @@ object IngameRenderer : Disposable {
                     BlockCodex[tile].isSolid
                 }
 
-                if (hitSolid)
+                if (hitSolid) {
+                    points.add(throwPos.x.toFloat() to throwPos.y.toFloat())
                     break
+                }
 
                 c++
             }
 
 
+            if (points.size > 4) {
+                var v0 = points[0]
+                var v1 = points[0]
+                var v2 = points[1]
+                var v3 = points[2]
+                for (i in 3 until points.size) {
+                    // shift vars
+                    v0 = v1; v1 = v2; v2 = v3; v3 = points[i]
+
+                    val xp = FastMath.interpolateCatmullRom(toff, v0.first, v1.first, v2.first, v3.first)
+                    val yp = FastMath.interpolateCatmullRom(toff, v0.second, v1.second, v2.second, v3.second)
+
+                    batch.color = Color(0.9f, 0.9f, 0.9f, 0.9f * (1f - ((i-3+toff) / maxStep).sqr()))
+                    Toolkit.fillArea(batch, xp, yp, 2f, 2f)
+                    Toolkit.fillArea(batch, xp + ww, yp, 2f, 2f)
+                    Toolkit.fillArea(batch, xp - ww, yp, 2f, 2f)
+                }
+            }
+
+
             1L
         }
 
+
+
     }
 
     private val bodyFriction = BlockCodex[Block.AIR].friction.frictionToMult()

src/net/torvald/terrarum/modulebasegame/TerrarumIngame.kt

@@ -23,11 +23,11 @@ import net.torvald.terrarum.gameactors.*
 import net.torvald.terrarum.gamecontroller.IngameController
 import net.torvald.terrarum.gamecontroller.KeyToggler
 import net.torvald.terrarum.gamecontroller.TerrarumKeyboardEvent
+import net.torvald.terrarum.gameitems.FixtureInteractionBlocked
 import net.torvald.terrarum.gameitems.GameItem
 import net.torvald.terrarum.gameitems.mouseInInteractableRange
 import net.torvald.terrarum.gameparticles.ParticleBase
 import net.torvald.terrarum.gameworld.GameWorld
-import net.torvald.terrarum.gameworld.WorldSimulator
 import net.torvald.terrarum.gameworld.fmod
 import net.torvald.terrarum.langpack.Lang
 import net.torvald.terrarum.modulebasegame.gameactors.*
@@ -57,7 +57,6 @@ import net.torvald.terrarum.ui.UICanvas
 import net.torvald.terrarum.weather.WeatherMixer
 import net.torvald.terrarum.worlddrawer.BlocksDrawer
 import net.torvald.terrarum.worlddrawer.FeaturesDrawer
-import net.torvald.terrarum.worlddrawer.LightmapRenderer.LIGHTMAP_OVERRENDER
 import net.torvald.terrarum.worlddrawer.WorldCamera
 import net.torvald.unicode.EMDASH
 import net.torvald.util.CircularArray
@@ -91,6 +90,7 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
     val particlesContainer = CircularArray<ParticleBase>(PARTICLES_MAX, true)
 
     // these are required because actors always change their position
+    private var visibleActorsRenderFarBehind: ArrayList<ActorWithBody> = ArrayList(1)
     private var visibleActorsRenderBehind: ArrayList<ActorWithBody> = ArrayList(1)
     private var visibleActorsRenderMiddle: ArrayList<ActorWithBody> = ArrayList(1)
     private var visibleActorsRenderMidTop: ArrayList<ActorWithBody> = ArrayList(1)
@@ -516,7 +516,7 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
             printdbg(this, "loaded successfully.")
         }
         else {
-            App.getLoadScreen().addMessage("${App.GAME_NAME} version ${App.getVERSION_STRING()}")
+            App.getLoadScreen().addMessage("${App.GAME_NAME} ${App.getVERSION_STRING()}")
 
             App.getLoadScreen().addMessage("Creating new world")
 
@@ -691,6 +691,15 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
 
 
 
+    private var worldPrimaryClickLatch = false
+    private var worldSecondaryClickLatch = false
+
+    private fun fireFixtureInteractEvent(fixture: FixtureBase, mwx: Double, mwy: Double) {
+        if (fixture.mouseUp) {
+            fixture.onInteract(mwx, mwy)
+        }
+    }
+
     // left click: use held item, attack, pick up fixture if i'm holding a pickaxe or hammer (aka tool), do 'bare hand action' if holding nothing
     override fun worldPrimaryClickStart(actor: ActorWithBody, delta: Float) {
         //println("[Ingame] worldPrimaryClickStart $delta")
@@ -699,22 +708,59 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
 
         val itemOnGrip = ItemCodex[(actor as Pocketed).inventory.itemEquipped.get(GameItem.EquipPosition.HAND_GRIP)]
         // bring up the UIs of the fixtures (e.g. crafting menu from a crafting table)
+        var uiOpened = false
+        val fixtureUnderMouse0: List<FixtureBase> = getActorsUnderMouse(Terrarum.mouseX, Terrarum.mouseY).filterIsInstance<FixtureBase>()
+        if (fixtureUnderMouse0.size > 1) {
+            App.printdbgerr(this, "Multiple fixtures at tile coord ${Terrarum.mouseX / TILE_SIZED}, ${Terrarum.mouseY / TILE_SIZED}: [${fixtureUnderMouse0.map { it.javaClass.simpleName }.joinToString()}]")
+        }
+        val fixtureUnderMouse = fixtureUnderMouse0.firstOrNull()
 
         ////////////////////////////////
 
-        // #1. If ~~there is no UI under and~~ I'm holding an item, use it
-        // don't want to open the UI and use the item at the same time, would ya?
-        if (itemOnGrip != null) {
-            val consumptionSuccessful = itemOnGrip.startPrimaryUse(actor, delta)
-            if (consumptionSuccessful > -1)
-                (actor as Pocketed).inventory.consumeItem(itemOnGrip, consumptionSuccessful)
-        }
-        // #2. If I'm not holding any item and I can do barehandaction (size big enough that barehandactionminheight check passes), perform it
-        else if (itemOnGrip == null) {
-            mouseInInteractableRange(actor) { mwx, mwy, mtx, mty ->
-                performBarehandAction(actor, delta, mwx, mwy, mtx, mty)
-                0L
+        mouseInInteractableRange(actor) { mwx, mwy, mtx, mty ->
+            // #1. interact with the fixture if NOT FixtureInteractionBlocked
+            // scan for the one with non-null UI.
+            // what if there's multiple of such fixtures? whatever, you are supposed to DISALLOW such situation.
+            if (fixtureUnderMouse != null && itemOnGrip !is FixtureInteractionBlocked) {
+                if (!worldPrimaryClickLatch) {
+                    worldPrimaryClickLatch = true
+                    fixtureUnderMouse.let { fixture ->
+                        fixture.mainUI?.let { ui ->
+                            uiOpened = true
+
+                            // property 'uiFixture' is a dedicated property that the TerrarumIngame recognises.
+                            // when it's not null, the UI will be updated and rendered
+                            // when the UI is closed, it'll be replaced with a null value
+                            uiFixture = ui
+                            ui.setPosition(
+                                (Toolkit.drawWidth - ui.width) / 4,
+                                (App.scr.height - ui.height) / 4 // what the fuck?
+                            )
+                            ui.setAsOpen()
+                        }
+
+                        if (!uiOpened) {
+                            fireFixtureInteractEvent(fixture, mwx, mwy)
+                        }
+                    }
+                }
             }
+            // #2. If no fixture under mouse or FixtureInteractionBlocked, use the item
+            else if (itemOnGrip != null) {
+                // click filtering (latch stuff) is handled by IngameController (see inventoryCategoryAllowClickAndDrag)
+                // To disable click dragging for tool/block/etc., put `override val disallowToolDragging = true` to the item's code
+                val consumptionSuccessful = itemOnGrip.startPrimaryUse(actor, delta)
+                if (consumptionSuccessful > -1)
+                    (actor as Pocketed).inventory.consumeItem(itemOnGrip, consumptionSuccessful)
+
+                worldPrimaryClickLatch = true
+            }
+            // #3. If not holding any item and can do barehandaction (size big enough that barehandactionminheight check passes), do it
+            else {
+                performBarehandAction(actor, delta, mwx, mwy, mtx, mty)
+            }
+
+            0L
         }
     }
 
@@ -728,51 +774,35 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         if (canPerformBarehandAction) {
             endPerformBarehandAction(actor)
         }
+
+        worldPrimaryClickLatch = false
     }
 
-    // right click: use fixture
     override fun worldSecondaryClickStart(actor: ActorWithBody, delta: Float) {
         val itemOnGrip = ItemCodex[(actor as Pocketed).inventory.itemEquipped.get(GameItem.EquipPosition.HAND_GRIP)]
-        var uiOpened = false
-        val actorsUnderMouse: List<FixtureBase> = getActorsAt(Terrarum.mouseX, Terrarum.mouseY).filterIsInstance<FixtureBase>()
-        if (actorsUnderMouse.size > 1) {
-            App.printdbgerr(this, "Multiple fixtures at world coord ${Terrarum.mouseX}, ${Terrarum.mouseY}")
-        }
 
-        // #1. Try to open a UI under the cursor
-        // scan for the one with non-null UI.
-        // what if there's multiple of such fixtures? whatever, you are supposed to DISALLOW such situation.
-        for (kk in actorsUnderMouse.indices) {
-            if (mouseInInteractableRange(actor) { _, _, _, _ ->
-                actorsUnderMouse[kk].let { fixture ->
-                    fixture.mainUI?.let { ui ->
-                        uiOpened = true
-
-                        // property 'uiFixture' is a dedicated property that the TerrarumIngame recognises.
-                        // when it's not null, the UI will be updated and rendered
-                        // when the UI is closed, it'll be replaced with a null value
-                        uiFixture = ui
-                        ui.setPosition(
-                                (Toolkit.drawWidth - ui.width) / 4,
-                                (App.scr.height - ui.height) / 4 // what the fuck?
-                        )
-//                        if (fixture.mainUIopenFun == null)
-                            ui.setAsOpen()
-//                        else
-//                            fixture.mainUIopenFun!!.invoke(ui)
-                    }
+        if (!worldSecondaryClickLatch) {
+            // #1. Perform item's secondaryUse
+            val consumptionSuccessful = itemOnGrip?.startSecondaryUse(actor, delta) ?: -1
+            if (consumptionSuccessful > -1)
+                (actor as Pocketed).inventory.consumeItem(itemOnGrip!!, consumptionSuccessful)
+            // #2. If #1 failed, try to pick up the fixture
+            else {
+                mouseInInteractableRange(actor) { mwx, mwy, mtx, mty ->
+                    pickupFixture(actor, delta, mwx, mwy, mtx, mty)
+                    0L
                 }
-                0L
-            } == 0L) break
-        }
+            }
 
-        if (!uiOpened) {
-            //...
+            worldSecondaryClickLatch = true
         }
     }
 
     override fun worldSecondaryClickEnd(actor: ActorWithBody, delta: Float) {
-//        println("Secondary click start!")
+        val itemOnGrip = (actor as Pocketed).inventory.itemEquipped.get(GameItem.EquipPosition.HAND_GRIP)
+        ItemCodex[itemOnGrip]?.endSecondaryUse(actor, delta)
+
+        worldSecondaryClickLatch = false
     }
 
 
@@ -922,6 +952,12 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
                     fillUpWiresBuffer()
                 }
             }
+            measureDebugTime("Ingame.FillUpWirePortsView*") {
+                if (WORLD_UPDATE_TIMER % 2 == 0) {
+                    val fixtures = INGAME.actorContainerActive.filterIsInstance<Electric>()
+                    fillUpWirePortsView(fixtures)
+                }
+            }
             oldCamX = WorldCamera.x
             oldPlayerX = actorNowPlaying?.hitbox?.canonicalX ?: 0.0
 
@@ -1059,6 +1095,7 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
             frameDelta,
             paused,
             screenZoom,
+            visibleActorsRenderFarBehind,
             visibleActorsRenderBehind,
             visibleActorsRenderMiddle,
             visibleActorsRenderMidTop,
@@ -1193,17 +1230,22 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
     }
 
     private val maxRenderableWires = ReferencingRanges.ACTORS_WIRES.last - ReferencingRanges.ACTORS_WIRES.first + 1
+    private val maxRenderablePorts = ReferencingRanges.ACTORS_WIRE_PORTS.last - ReferencingRanges.ACTORS_WIRE_PORTS.first + 1
     private val wireActorsContainer = Array(maxRenderableWires) { WireActor(ReferencingRanges.ACTORS_WIRES.first + it).let {
         forceAddActor(it)
         /*^let*/ it
     } }
+    private val wirePortActorsContainer = Array(maxRenderablePorts) { WirePortActor(ReferencingRanges.ACTORS_WIRE_PORTS.first + it).let {
+        forceAddActor(it)
+        /*^let*/ it
+    } }
 
     private fun fillUpWiresBuffer() {
-        val for_y_start = (WorldCamera.y.toFloat() / TILE_SIZE).floorToInt() - LIGHTMAP_OVERRENDER
-        val for_y_end = for_y_start + BlocksDrawer.tilesInVertical + 2*LIGHTMAP_OVERRENDER
+        val for_y_start = (WorldCamera.y.toFloat() / TILE_SIZE).floorToInt() - 1
+        val for_y_end = for_y_start + BlocksDrawer.tilesInVertical + 2*1
 
-        val for_x_start = (WorldCamera.x.toFloat() / TILE_SIZE).floorToInt() - LIGHTMAP_OVERRENDER
-        val for_x_end = for_x_start + BlocksDrawer.tilesInHorizontal + 2*LIGHTMAP_OVERRENDER
+        val for_x_start = (WorldCamera.x.toFloat() / TILE_SIZE).floorToInt() - 1
+        val for_x_end = for_x_start + BlocksDrawer.tilesInHorizontal + 2*1
 
         var wiringCounter = 0
         for (y in for_y_start..for_y_end) {
@@ -1221,7 +1263,7 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
                         wireActor.renderOrder = Actor.RenderOrder.OVERLAY
                     }
                     else {
-                        wireActor.renderOrder = Actor.RenderOrder.BEHIND
+                        wireActor.renderOrder = Actor.RenderOrder.FAR_BEHIND
                     }
 
                     wireActor.isUpdate = true
@@ -1235,13 +1277,44 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         }
 
         for (i in wiringCounter until maxRenderableWires) {
-            wireActorsContainer[i].isUpdate = false
-            wireActorsContainer[i].isVisible = false
-            wireActorsContainer[i].forceDormant = true
+            val wireActor = wireActorsContainer[i]
+            wireActor.isUpdate = false
+            wireActor.isVisible = false
+            wireActor.forceDormant = true
+        }
+    }
+
+    private fun fillUpWirePortsView(fixtures: List<Electric>) {
+        var portsCounter = 0
+
+        fixtures.forEach {
+            (it.wireSinkTypes.toList() + it.wireEmitterTypes.toList()).forEach { (boxIndex, type) ->
+                if (portsCounter < wirePortActorsContainer.size) {
+                    val wireActor = wirePortActorsContainer[portsCounter]
+                    val (wx, wy) = it.worldBlockPos!! + it.blockBoxIndexToPoint2i(boxIndex)
+
+                    wireActor.setPort(type, wx, wy)
+                    wireActor.isUpdate = true
+                    wireActor.isVisible = true
+                    wireActor.forceDormant = false
+
+                    portsCounter += 1
+                }
+            }
+        }
+
+
+
+        for (i in portsCounter until maxRenderablePorts) {
+            val wireActor = wirePortActorsContainer[i]
+            wireActor.isUpdate = false
+            wireActor.isVisible = false
+            wireActor.forceDormant = true
         }
     }
 
     private fun filterVisibleActors() {
+        visibleActorsRenderFarBehind.clear()
         visibleActorsRenderBehind.clear()
         visibleActorsRenderMiddle.clear()
         visibleActorsRenderMidTop.clear()
@@ -1441,6 +1514,7 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
 
     private fun actorToRenderQueue(actor: ActorWithBody): ArrayList<ActorWithBody> {
         return when (actor.renderOrder) {
+            Actor.RenderOrder.FAR_BEHIND -> visibleActorsRenderFarBehind
             Actor.RenderOrder.BEHIND -> visibleActorsRenderBehind
             Actor.RenderOrder.MIDDLE -> visibleActorsRenderMiddle
             Actor.RenderOrder.MIDTOP -> visibleActorsRenderMidTop
@@ -1546,8 +1620,20 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         }
     }
 
-    fun performBarehandAction(actor: ActorWithBody, delta: Float, mwx: Double, mwy: Double, mtx: Int, mty: Int) {
+    private fun getActorsAtVicinity(worldX: Double, worldY: Double, radius: Double): List<ActorWithBody> {
+        val outList = java.util.ArrayList<ActorWithBody>()
+        try {
+            actorsRTree.find(worldX - radius, worldY - radius, worldX + radius, worldY + radius, outList)
+        }
+        catch (e: NullPointerException) {
+        }
+        return outList
+    }
 
+    private fun getPunchSize(actor: ActorWithBody) = actor.scale * actor.actorValue.getAsDouble(AVKey.BAREHAND_BASE_DIGSIZE)!!
+
+
+    fun performBarehandAction(actor: ActorWithBody, delta: Float, mwx: Double, mwy: Double, mtx: Int, mty: Int) {
         // for giant actors punching every structure pickaxe can dig out
         val canAttackOrDig =
             actor.scale * actor.baseHitboxH >= (actor.actorValue.getAsDouble(AVKey.BAREHAND_MINHEIGHT) ?: 4294967296.0)
@@ -1556,62 +1642,15 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         val canDigSoftTileOnly =
             actor is ActorHumanoid && (actor.baseHitboxH * actor.scale) >= 32f
 
-        fun getActorsAtVicinity(worldX: Double, worldY: Double, radius: Double): List<ActorWithBody> {
-            val outList = java.util.ArrayList<ActorWithBody>()
-            try {
-                actorsRTree.find(worldX - radius, worldY - radius, worldX + radius, worldY + radius, outList)
-            }
-            catch (e: NullPointerException) {
-            }
-            return outList
-        }
 
-
-        val punchSize = actor.scale * actor.actorValue.getAsDouble(AVKey.BAREHAND_BASE_DIGSIZE)!!
+        val punchSize = getPunchSize(actor)
         val punchBlockSize = punchSize.div(TILE_SIZED).floorToInt()
 
         val mouseUnderPunchableTree = BlockCodex[world.getTileFromTerrain(mtx, mty)].hasAnyTagOf("LEAVES", "TREESMALL")
 
-        // if there are attackable actor or fixtures
-        val actorsUnderMouse: List<ActorWithBody> = getActorsAtVicinity(mwx, mwy, punchSize / 2.0).sortedBy {
-            (mwx - it.hitbox.centeredX).sqr() + (mwy - it.hitbox.centeredY).sqr()
-        } // sorted by the distance from the mouse
 
-        // prioritise actors
-        val fixturesUnderHand = ArrayList<FixtureBase>()
-        val mobsUnderHand = ArrayList<ActorWithBody>()
-        actorsUnderMouse.forEach {
-            if (it is FixtureBase) // && it.mainUI == null) // pickup avail check must be done against fixture.canBeDespawned
-                fixturesUnderHand.add(it)
-            else if (it !is FixtureBase)
-                mobsUnderHand.add(it)
-        }
-
-        // pickup a fixture
-        if (fixturesUnderHand.size > 0 && fixturesUnderHand[0].canBeDespawned &&
-            System.nanoTime() - fixturesUnderHand[0].spawnRequestedTime > 500000000) { // don't pick up the fixture if it was recently placed (0.5 seconds)
-            val fixture = fixturesUnderHand[0]
-            val fixtureItem = ItemCodex.fixtureToItemID(fixture)
-            printdbg(this, "Fixture pickup at F${WORLD_UPDATE_TIMER}: ${fixture.javaClass.canonicalName} -> $fixtureItem")
-            // 0. hide tooltips
-            setTooltipMessage(null)
-            // 1. put the fixture to the inventory
-            fixture.flagDespawn()
-            // 2. register this item(fixture) to the quickslot so that the player sprite would be actually lifting the fixture
-            if (actor is Pocketed) {
-                actor.inventory.add(fixtureItem)
-                actor.equipItem(fixtureItem)
-                actor.inventory.setQuickslotItemAtSelected(fixtureItem)
-                // 2-1. unregister if other slot has the same item
-                for (k in 0..9) {
-                    if (actor.inventory.getQuickslotItem(k)?.itm == fixtureItem && k != actor.actorValue.getAsInt(AVKey.__PLAYER_QUICKSLOTSEL)) {
-                        actor.inventory.setQuickslotItem(k, null)
-                    }
-                }
-            }
-        }
         // punch a small tree/shrub
-        else if (mouseUnderPunchableTree) {
+        if (mouseUnderPunchableTree) {
             barehandAxeInUse = true
             AxeCore.startPrimaryUse(actor, delta, null, mtx, mty, punchBlockSize.coerceAtLeast(1), punchBlockSize.coerceAtLeast(1), listOf("TREESMALL"))
         }
@@ -1634,6 +1673,58 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         }
     }
 
+    fun getActorsUnderMouse(mwx: Double, mwy: Double): List<ActorWithBody> {
+        val actorsUnderMouse: List<ActorWithBody> = getActorsAt(mwx, mwy).filter { it !is InternalActor }.sortedBy {
+            (mwx - it.hitbox.centeredX).sqr() + (mwy - it.hitbox.centeredY).sqr()
+        } // sorted by the distance from the mouse
+        return actorsUnderMouse
+    }
+
+    fun pickupFixture(actor: ActorWithBody, delta: Float, mwx: Double, mwy: Double, mtx: Int, mty: Int, assignToQuickslot: Boolean = true) {
+        val actorsUnderMouse = getActorsUnderMouse(mwx, mwy)
+
+        val fixture = actorsUnderMouse.firstOrNull {
+            it is FixtureBase && it.canBeDespawned &&
+                    System.nanoTime() - it.spawnRequestedTime > 500000000 // don't pick up the fixture if it was recently placed (0.5 seconds)
+        } as? FixtureBase
+        val mob = actorsUnderMouse.firstOrNull {
+            it !is FixtureBase && it.physProp.usePhysics && !it.physProp.immobileBody
+        } as? ActorWithBody
+
+        // pickup a fixture
+        if (fixture != null) {
+            val fixtureItem = fixture.itemise()
+            printdbg(this, "Fixture pickup at F${WORLD_UPDATE_TIMER}: ${fixture.javaClass.canonicalName} -> $fixtureItem")
+            // 0. hide tooltips
+            setTooltipMessage(null)
+            if (!fixture.flagDespawn) {
+                // 1. put the fixture to the inventory
+                fixture.flagDespawn()
+                // 2. register this item(fixture) to the quickslot so that the player sprite would be actually lifting the fixture
+                if (actor is Pocketed) {
+                    actor.inventory.add(fixtureItem)
+
+                    if (assignToQuickslot) {
+                        actor.equipItem(fixtureItem)
+                        actor.inventory.setQuickslotItemAtSelected(fixtureItem)
+                        // 2-1. unregister if other slot has the same item
+                        for (k in 0..9) {
+                            if (actor.inventory.getQuickslotItem(k)?.itm == fixtureItem && k != actor.actorValue.getAsInt(
+                                    AVKey.__PLAYER_QUICKSLOTSEL
+                                )
+                            ) {
+                                actor.inventory.setQuickslotItem(k, null)
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        else if (mob != null) {
+            // TODO pickup a mob
+        }
+    }
+
     override fun hide() {
         uiContainer.forEach { it?.handler?.dispose() }
     }
@@ -1685,6 +1776,7 @@ open class TerrarumIngame(batch: FlippingSpriteBatch) : IngameInstance(batch) {
     }
 
     override fun dispose() {
+        visibleActorsRenderFarBehind.forEach { it.dispose() }
         visibleActorsRenderBehind.forEach { it.dispose() }
         visibleActorsRenderMiddle.forEach { it.dispose() }
         visibleActorsRenderMidTop.forEach { it.dispose() }

src/net/torvald/terrarum/modulebasegame/TerrarumMusicGovernor.kt

@@ -194,7 +194,7 @@ class TerrarumMusicGovernor : MusicGovernor() {
     protected var ambState = 0
     protected var ambFired = false
 
-    fun getRandomMusicInterval() = 3.6f + Math.random().toFloat() * 1.2f // use shorter gap a la mixtape
+    fun getRandomMusicInterval() = 20f + Math.random().toFloat() * 4f // longer gap (20s to 24s)
 
     var stopCaller: Any? = null; private set
     var playCaller: Any? = null; private set

src/net/torvald/terrarum/modulebasegame/TitleScreen.kt

@@ -372,6 +372,7 @@ class TitleScreen(batch: FlippingSpriteBatch) : IngameInstance(batch) {
                 listOf(),
                 listOf(),
                 listOf(),
+                listOf(),
                 particles,
                 uiContainer = uiContainer
             )

src/net/torvald/terrarum/modulebasegame/WorldSimulator.kt

@@ -1,4 +1,4 @@
-package net.torvald.terrarum.gameworld
+package net.torvald.terrarum.modulebasegame
 
 import com.badlogic.gdx.utils.Queue
 import net.torvald.random.HQRNG
@@ -11,16 +11,16 @@ import net.torvald.terrarum.blockproperties.Fluid
 import net.torvald.terrarum.gameactors.ActorWithBody
 import net.torvald.terrarum.gameactors.Controllable
 import net.torvald.terrarum.gameitems.ItemID
-import net.torvald.terrarum.modulebasegame.TerrarumIngame
+import net.torvald.terrarum.gameworld.GameWorld
 import net.torvald.terrarum.modulebasegame.TerrarumIngame.Companion.inUpdateRange
 import net.torvald.terrarum.modulebasegame.gameactors.*
 import net.torvald.terrarum.modulebasegame.gameitems.AxeCore
-import net.torvald.terrarum.modulebasegame.gameitems.PickaxeCore
 import org.dyn4j.geometry.Vector2
+import java.lang.Math.pow
 import kotlin.math.cosh
 import kotlin.math.min
+import kotlin.math.pow
 import kotlin.math.roundToInt
-import kotlin.math.sqrt
 
 /**
  * Created by minjaesong on 2016-08-03.
@@ -47,7 +47,7 @@ object WorldSimulator {
 
     const val FLUID_MAX_MASS = 1f // The normal, un-pressurized mass of a full water cell
     const val FLUID_MAX_COMP = 0.02f // How much excess water a cell can store, compared to the cell above it. A tile of fluid can contain more than MaxMass water.
-    const val FLUID_MIN_MASS = 1f / 1024f //Ignore cells that are almost dry (smaller than epsilon of float16)
+    const val FLUID_MIN_MASS = net.torvald.terrarum.gameworld.FLUID_MIN_MASS //Ignore cells that are almost dry (smaller than epsilon of float16)
     const val WIRE_MIN_FLOW = 0.0001f
     const val minFlow = 0.01f
     const val maxSpeed = 1f // max units of water moved out of one block to another, per timestamp
@@ -92,12 +92,7 @@ object WorldSimulator {
         App.measureDebugTime("WorldSimulator.growGrass") { growOrKillGrass() }
         App.measureDebugTime("WorldSimulator.fluids") { /*moveFluids(delta)*/ }
         App.measureDebugTime("WorldSimulator.fallables") { displaceFallables(delta) }
-        if (ingame.WORLD_UPDATE_TIMER % 2 == 1) {
-            App.measureDebugTime("WorldSimulator.wires") { simulateWires(delta) }
-        }
-        else {
-            // TODO update logic
-        }
+        App.measureDebugTime("WorldSimulator.wires") { simulateWires(delta) }
         App.measureDebugTime("WorldSimulator.collisionDroppedItem") { collideDroppedItems() }
         App.measureDebugTime("WorldSimulator.dropTreeLeaves") { dropTreeLeaves() }
 
@@ -508,7 +503,7 @@ object WorldSimulator {
         wiresimGetSourceBlocks().let { sources ->
             // signal-emitting fixtures must set emitState of its own tiles via update()
             sources.forEach {
-                it.wireEmitterTypes.forEach { bbi, wireType ->
+                it.wireEmitterTypes.forEach { (bbi, wireType) ->
 
                     val startingPoint = it.worldBlockPos!! + it.blockBoxIndexToPoint2i(bbi)
                     val signal = it.wireEmission[bbi] ?: Vector2(0.0, 0.0)
@@ -517,14 +512,19 @@ object WorldSimulator {
                         val simStartingPoint = WireGraphCursor(startingPoint, wire)
                         wireSimMarked.clear()
                         wireSimPoints.clear()
-                        traverseWireGraph(world, wire, simStartingPoint, signal)
+                        traverseWireGraph(world, wire, simStartingPoint, signal, wireType)
                     }
                 }
             }
         }
     }
 
-    private fun traverseWireGraph(world: GameWorld, wire: ItemID, startingPoint: WireGraphCursor, signal: Vector2) {
+    private fun calculateDecay(signal: Vector2, dist: Int, wire: ItemID, signalType: WireEmissionType): Vector2 {
+        val d = WireCodex.wireDecays[wire]!!
+        return signal * d.pow(dist.toDouble())
+    }
+
+    private fun traverseWireGraph(world: GameWorld, wire: ItemID, startingPoint: WireGraphCursor, signal: Vector2, signalType: WireEmissionType) {
 
         val emissionType = WireCodex[wire].accepts
 
@@ -542,7 +542,7 @@ object WorldSimulator {
             wireSimMarked.add(point.longHash())
             oldTraversedNodes.add(point.copy())
             // do some signal action
-            world.setWireEmitStateOf(point.x, point.y, wire, signal)
+            world.setWireEmitStateOf(point.x, point.y, wire, calculateDecay(signal, point.len, wire, signalType))
         }
 
         fun isMarked(point: WireGraphCursor) = wireSimMarked.contains(point.longHash())

src/net/torvald/terrarum/modulebasegame/console/HasItem.kt

@@ -0,0 +1,40 @@
+package net.torvald.terrarum.modulebasegame.console
+
+import net.torvald.terrarum.*
+import net.torvald.terrarum.console.ConsoleCommand
+import net.torvald.terrarum.console.Echo
+
+/**
+ * Created by minjaesong on 2024-03-10.
+ */
+object HasItem : ConsoleCommand {
+    override fun execute(args: Array<String>) {
+        if (args.size != 2)
+            printUsage()
+        else {
+            val it = args[1]
+            val hasBlock = BlockCodex.getOrNull(it) != null
+            val blockTags = BlockCodex.getOrNull(it)?.tags?.toList()?.sorted()?.joinToString()?.let { "($it)" } ?: ""
+
+            val hasItem = ItemCodex[it] != null
+            val itemTags = ItemCodex[it]?.tags?.toList()?.sorted()?.joinToString()?.let { "($it)" } ?: ""
+
+            val hasWire = WireCodex.getOrNull(it) != null
+            val wireTags = WireCodex.getOrNull(it)?.tags?.toList()?.sorted()?.joinToString()?.let { "($it)" } ?: ""
+
+            val hasOre = OreCodex.getOrNull(it) != null
+            val oreTags = OreCodex.getOrNull(it)?.tags?.toList()?.sorted()?.joinToString()?.let { "($it)" } ?: ""
+
+
+            Echo("${ccY}hasBlock? $ccG$hasBlock $ccO$blockTags")
+            Echo("${ccY}hasWire? $ccG$hasWire $ccO$wireTags")
+            Echo("${ccY}hasOre? $ccG$hasOre $ccO$oreTags")
+            Echo("${ccM}hasItem? $ccG$hasItem $ccO$itemTags")
+        }
+    }
+
+    override fun printUsage() {
+        Echo("Usage: hasitem itemid")
+        Echo("Prints the information if the item exists in the game")
+    }
+}

src/net/torvald/terrarum/modulebasegame/console/MakeSign.kt

@@ -0,0 +1,41 @@
+package net.torvald.terrarum.modulebasegame.console
+
+import net.torvald.terrarum.*
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZEF
+import net.torvald.terrarum.console.ConsoleCommand
+import net.torvald.terrarum.console.Echo
+import net.torvald.terrarum.itemproperties.Item
+import net.torvald.terrarum.modulebasegame.gameitems.ItemTextSignCopper
+import net.torvald.unicode.TIMES
+
+/**
+ * Created by minjaesong on 2024-03-21.
+ */
+class MakeSign : ConsoleCommand {
+    override fun execute(args: Array<String>) {
+        if (args.size !in 2..3) {
+            printUsage(); return
+        }
+
+        val text = args[1]
+        val textLen = App.fontGame.getWidth(text) + 4
+        val panelCount = (args.getOrNull(2)?.toInt() ?: (textLen / TILE_SIZEF).ceilToInt()).coerceAtLeast(2)
+
+        val actorInventory = INGAME.actorNowPlaying!!.inventory
+
+        val item = ItemTextSignCopper(Item.COPPER_SIGN).makeDynamic(actorInventory).also {
+            it.extra["signContent"] = text
+            it.extra["signPanelCount"] = panelCount
+            it.nameSecondary = "[$panelCount${TIMES}2] $text"
+        }
+
+        actorInventory.add(item)
+        Echo("Sign added: ${item.nameSecondary}")
+    }
+
+    override fun printUsage() {
+        Echo("Usage: makesign <text>")
+        Echo("Usage: makesign <text> <panelcount>")
+        Echo("If panel count is not given, smallest possible panel count will be used.")
+    }
+}

src/net/torvald/terrarum/modulebasegame/gameactors/ActorInventory.kt

@@ -100,7 +100,7 @@ class ActorInventory() : FixtureInventory() {
 
         if (amount < 0) throw IllegalArgumentException("Consuming negative amount of an item (expected >=0, got $amount)")
 
-        if (item.stackable && !item.canBeDynamic) {
+        if (item.isConsumable) {
             remove(item, amount)
         }
         else if (item.isUnique) {
@@ -115,10 +115,8 @@ class ActorInventory() : FixtureInventory() {
                 remove(item, 1)
 
 
-                newItem = item.clone()
-                newItem.generateUniqueDynamicID(this)
+                newItem = item.makeDynamic(this)
 
-                newItem.stackable = false
                 add(newItem)
                 itemEquipped[newItem.equipPosition] = newItem.dynamicID //invSearchByDynamicID(newItem.dynamicID)!!.item // will test if some sketchy code is written. Test fail: kotlinNullpointerException
 
@@ -147,9 +145,9 @@ class ActorInventory() : FixtureInventory() {
             if (newItem.durability <= 0) {
                 remove(newItem, 1)
 
-                // auto pull the same item if the player has one
+                // auto reload the same item if the player has one, tool only
                 (actor as Pocketed).inventory.let { inv ->
-                    inv.itemList.filter { ItemCodex[it.itm]?.originalID == newItem.originalID }.firstOrNull()?.let { (itm, qty) ->
+                    inv.itemList.filter { ItemCodex[it.itm]?.originalID == newItem.originalID && ItemCodex[it.itm]?.hasTag("TOOL") == true }.firstOrNull()?.let { (itm, qty) ->
                         printdbg(this, "AutoEquip item $itm")
 
                         actor.equipItem(itm)

src/net/torvald/terrarum/modulebasegame/gameactors/Electric.kt

@@ -0,0 +1,200 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.terrarum.*
+import net.torvald.terrarum.gameactors.ActorID
+import net.torvald.terrarum.gameactors.PhysProperties
+import net.torvald.terrarum.ui.UICanvas
+import org.dyn4j.geometry.Vector2
+import java.util.ArrayList
+
+typealias WireEmissionType = String
+
+/**
+ * Created by minjaesong on 2021-08-10.
+ */
+open class Electric : FixtureBase {
+
+    protected constructor() : super() {
+        oldSinkStatus = Array(blockBox.width * blockBox.height) { Vector2() }
+        newSinkStatus = Array(blockBox.width * blockBox.height) { Vector2() }
+    }
+
+    /**
+     * Making the sprite: do not address the CommonResourcePool directly; just do it like this snippet:
+     *
+     * ```makeNewSprite(FixtureBase.getSpritesheet("basegame", "sprites/fixtures/tiki_torch.tga", 16, 32))```
+     */
+    constructor(
+        blockBox0: BlockBox,
+        blockBoxProps: BlockBoxProps = BlockBoxProps(0),
+        renderOrder: RenderOrder = RenderOrder.MIDDLE,
+        nameFun: () -> String,
+        mainUI: UICanvas? = null,
+        inventory: FixtureInventory? = null,
+        id: ActorID? = null
+    ) : super(renderOrder, PhysProperties.IMMOBILE(), id) {
+        blockBox = blockBox0
+        setHitboxDimension(TerrarumAppConfiguration.TILE_SIZE * blockBox.width, TerrarumAppConfiguration.TILE_SIZE * blockBox.height, 0, 0)
+        this.blockBoxProps = blockBoxProps
+        this.renderOrder = renderOrder
+        this.nameFun = nameFun
+        this.mainUI = mainUI
+        this.inventory = inventory
+
+        if (mainUI != null)
+            App.disposables.add(mainUI)
+
+        oldSinkStatus = Array(blockBox.width * blockBox.height) { Vector2() }
+        newSinkStatus = Array(blockBox.width * blockBox.height) { Vector2() }
+    }
+
+    companion object {
+        const val ELECTRIC_THRESHOLD_HIGH = 0.6666666666666666
+        const val ELECTRIC_THRESHOLD_LOW = 0.3333333333333333
+        const val ELECTRIC_THRESHOLD_EDGE_DELTA = 0.33333333333333337
+    }
+
+    fun getWireEmitterAt(blockBoxIndex: BlockBoxIndex) = this.wireEmitterTypes[blockBoxIndex]
+    fun getWireEmitterAt(point: Point2i) = this.wireEmitterTypes[pointToBlockBoxIndex(point)]
+    fun getWireEmitterAt(x: Int, y: Int) = this.wireEmitterTypes[pointToBlockBoxIndex(x, y)]
+    fun getWireSinkAt(blockBoxIndex: BlockBoxIndex) = this.wireSinkTypes[blockBoxIndex]
+    fun getWireSinkAt(point: Point2i) = this.wireSinkTypes[pointToBlockBoxIndex(point)]
+    fun getWireSinkAt(x: Int, y: Int) = this.wireSinkTypes[pointToBlockBoxIndex(x, y)]
+
+    fun setWireEmitterAt(x: Int, y: Int, type: WireEmissionType) { wireEmitterTypes[pointToBlockBoxIndex(x, y)] = type }
+    fun setWireSinkAt(x: Int, y: Int, type: WireEmissionType) { wireSinkTypes[pointToBlockBoxIndex(x, y)] = type }
+    fun setWireEmissionAt(x: Int, y: Int, emission: Vector2) { wireEmission[pointToBlockBoxIndex(x, y)] = emission }
+    fun setWireConsumptionAt(x: Int, y: Int, consumption: Vector2) { wireConsumption[pointToBlockBoxIndex(x, y)] = consumption }
+
+    fun clearStatus() {
+        wireSinkTypes.clear()
+        wireEmitterTypes.clear()
+        wireEmission.clear()
+        wireConsumption.clear()
+    }
+
+    // these are characteristic properties of the fixture (they have constant value) so must not be serialised
+    @Transient val wireEmitterTypes: HashMap<BlockBoxIndex, WireEmissionType> = HashMap()
+    @Transient val wireSinkTypes: HashMap<BlockBoxIndex, WireEmissionType> = HashMap()
+
+    val wireEmission: HashMap<BlockBoxIndex, Vector2> = HashMap()
+    val wireConsumption: HashMap<BlockBoxIndex, Vector2> = HashMap()
+
+    // these are NOT constant so they ARE serialised. Type: Map<SinkType (String) -> Charge (Double>
+    // Use case: signal buffer (sinkType=digital_bit), battery (sinkType=electricity), etc.
+    val chargeStored: HashMap<String, Double> = HashMap()
+
+    private val newStates = HashMap<BlockBoxIndex, Vector2>()
+
+    /** Triggered when 'digital_bit' rises from low to high. Edge detection only considers the real component (labeled as 'x') of the vector */
+    open fun onRisingEdge(readFrom: BlockBoxIndex) {}
+    /** Triggered when 'digital_bit' rises from high to low. Edge detection only considers the real component (labeled as 'x') of the vector */
+    open fun onFallingEdge(readFrom: BlockBoxIndex) {}
+    /** Triggered when 'digital_bit' is held high. This function WILL NOT be triggered simultaneously with the rising edge. Level detection only considers the real component (labeled as 'x') of the vector */
+    //open fun onSignalHigh(readFrom: BlockBoxIndex) {}
+    /** Triggered when 'digital_bit' is held low. This function WILL NOT be triggered simultaneously with the falling edge. Level detection only considers the real component (labeled as 'x') of the vector */
+    //open fun onSignalLow(readFrom: BlockBoxIndex) {}
+
+    open fun updateSignal() {}
+
+    fun getWireStateAt(offsetX: Int, offsetY: Int, sinkType: WireEmissionType): Vector2 {
+        val index = pointToBlockBoxIndex(offsetX, offsetY)
+        val wx = offsetX + intTilewiseHitbox.startX.toInt()
+        val wy = offsetY + intTilewiseHitbox.startY.toInt()
+
+        return WireCodex.getAllWiresThatAccepts(sinkType).fold(Vector2()) { acc, (id, _) ->
+            INGAME.world.getWireEmitStateOf(wx, wy, id).let {
+                Vector2(acc.x + (it?.x ?: 0.0), acc.y + (it?.y ?: 0.0))
+            }
+        }
+    }
+
+    fun getWireEmissionAt(offsetX: Int, offsetY: Int): Vector2 {
+        return wireEmission[pointToBlockBoxIndex(offsetX, offsetY)] ?: Vector2()
+    }
+
+    /**
+     * returns true if at least one of following condition is `true`
+     * - `getWireStateAt(x, y, "digital_bit").x` is equal to or greater than `ELECTIC_THRESHOLD_HIGH`
+     * - `getWireEmissionAt(x, y).x` is equal to or greater than `ELECTIC_THRESHOLD_HIGH`
+     *
+     * This function does NOT check if the given port receives/emits `digital_bit` signal; if not, the result is undefined.
+     */
+    fun isSignalHigh(offsetX: Int, offsetY: Int) =
+        getWireStateAt(offsetX, offsetY, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH ||
+        getWireEmissionAt(offsetX, offsetY).x >= ELECTRIC_THRESHOLD_HIGH
+
+    /**
+     * returns true if at least one of following condition is `true`
+     * - `getWireStateAt(x, y, "digital_bit").x` is equal to or lesser than `ELECTRIC_THRESHOLD_LOW`
+     * - `getWireEmissionAt(x, y).x` is equal to or lesser than `ELECTRIC_THRESHOLD_LOW`
+     *
+     * This function does NOT check if the given port receives/emits `digital_bit` signal; if not, the result is undefined.
+     */
+    fun isSignalLow(offsetX: Int, offsetY: Int) =
+        getWireStateAt(offsetX, offsetY, "digital_bit").x <= ELECTRIC_THRESHOLD_LOW ||
+        getWireEmissionAt(offsetX, offsetY).x <= ELECTRIC_THRESHOLD_LOW
+
+    protected var oldSinkStatus: Array<Vector2>
+    protected var newSinkStatus: Array<Vector2>
+
+    open fun updateOnWireGraphTraversal(offsetX: Int, offsetY: Int, sinkType: WireEmissionType) {
+        val index = pointToBlockBoxIndex(offsetX, offsetY)
+        val wx = offsetX + intTilewiseHitbox.startX.toInt()
+        val wy = offsetY + intTilewiseHitbox.startY.toInt()
+
+        val new2 = WireCodex.getAllWiresThatAccepts(wireSinkTypes[index] ?: "").fold(Vector2()) { acc, (id, _) ->
+            INGAME.world.getWireEmitStateOf(wx, wy, id).let {
+                Vector2(acc.x + (it?.x ?: 0.0), acc.y + (it?.y ?: 0.0))
+            }
+        }
+
+
+        oldSinkStatus[index].set(new2)
+    }
+
+    /**
+     * Refrain from updating signal output from this function: there will be 1 extra tick delay if you do so
+     */
+    override fun updateImpl(delta: Float) {
+        super.updateImpl(delta)
+
+        val risingEdgeIndices = ArrayList<BlockBoxIndex>()
+        val fallingEdgeIndices = ArrayList<BlockBoxIndex>()
+
+        for (y in 0 until blockBox.height) {
+            for (x in 0 until blockBox.width) {
+                // get indices of "rising edges"
+                // get indices of "falling edges"
+
+                val wx = x + intTilewiseHitbox.startX.toInt()
+                val wy = y + intTilewiseHitbox.startY.toInt()
+                val new = WireCodex.getAllWiresThatAccepts(getWireSinkAt(x, y) ?: "").fold(Vector2()) { acc, (id, _) ->
+                    INGAME.world.getWireEmitStateOf(wx, wy, id).let {
+                        Vector2(acc.x + (it?.x ?: 0.0), acc.y + (it?.y ?: 0.0))
+                    }
+                }
+                val index = pointToBlockBoxIndex(x, y)
+
+                if (new.x - oldSinkStatus[index].x >= ELECTRIC_THRESHOLD_EDGE_DELTA && new.x >= ELECTRIC_THRESHOLD_HIGH)
+                    risingEdgeIndices.add(index)
+                else if (oldSinkStatus[index].x - new.x >= ELECTRIC_THRESHOLD_EDGE_DELTA && new.x <= ELECTRIC_THRESHOLD_LOW)
+                    fallingEdgeIndices.add(index)
+
+
+                oldSinkStatus[index].set(new)
+            }
+        }
+
+
+        risingEdgeIndices.forEach { onRisingEdge(it) }
+        fallingEdgeIndices.forEach { onFallingEdge(it) }
+        updateSignal()
+
+
+
+        /*oldSinkStatus.indices.forEach { index ->
+            oldSinkStatus[index].set(new)
+        }*/
+    }
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureAlloyingFurnace.kt

@@ -0,0 +1,390 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import com.badlogic.gdx.Input
+import com.badlogic.gdx.graphics.Color
+import com.badlogic.gdx.graphics.g2d.SpriteBatch
+import net.torvald.gdx.graphics.Cvec
+import net.torvald.random.HQRNG
+import net.torvald.spriteanimation.SheetSpriteAnimation
+import net.torvald.terrarum.*
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZED
+import net.torvald.terrarum.audio.MusicContainer
+import net.torvald.terrarum.audio.dsp.Gain
+import net.torvald.terrarum.audio.dsp.NullFilter
+import net.torvald.terrarum.blockproperties.Block
+import net.torvald.terrarum.gameactors.AVKey
+import net.torvald.terrarum.gameactors.Hitbox
+import net.torvald.terrarum.gameactors.Lightbox
+import net.torvald.terrarum.gamecontroller.KeyToggler
+import net.torvald.terrarum.gameitems.ItemID
+import net.torvald.terrarum.gameparticles.ParticleVanishingSprite
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.TerrarumIngame
+import net.torvald.terrarum.modulebasegame.ui.UIAlloyingFurnace
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+
+/**
+ * Created by minjaesong on 2024-03-09.
+ */
+class FixtureAlloyingFurnace : FixtureBase {
+
+
+    var fuelCaloriesNow = 0.0 // arbitrary number, may as well be watts or joules
+    var fuelCaloriesMax: Double? = null
+    var temperature = 0f // 0f..1f
+    var progress = 0f // 0f..1f
+
+    internal var oreItem1: InventoryPair? = null
+    internal var oreItem2: InventoryPair? = null
+    internal var fireboxItem: InventoryPair? = null
+    internal var productItem: InventoryPair? = null
+
+    @Transient val oreItem1Status = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (oreItem1 != null) oreItem1!!.set(itm, qty)
+            else oreItem1 = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            oreItem1!!.qty += delta
+            if (oreItem1!!.qty <= 0L) {
+                oreItem1 = null
+            }
+        }
+        override fun nullify() {
+            oreItem1 = null
+        }
+        override fun isNull(): Boolean {
+            return oreItem1 == null
+        }
+        override val itm: ItemID?
+            get() = oreItem1?.itm
+        override val qty: Long?
+            get() = oreItem1?.qty
+    }
+    @Transient val oreItem2Status = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (oreItem2 != null) oreItem2!!.set(itm, qty)
+            else oreItem2 = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            oreItem2!!.qty += delta
+            if (oreItem2!!.qty <= 0L) {
+                oreItem2 = null
+            }
+        }
+        override fun nullify() {
+            oreItem2 = null
+        }
+        override fun isNull(): Boolean {
+            return oreItem2 == null
+        }
+        override val itm: ItemID?
+            get() = oreItem2?.itm
+        override val qty: Long?
+            get() = oreItem2?.qty
+    }
+    @Transient val fireboxItemStatus = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (fireboxItem != null) fireboxItem!!.set(itm, qty)
+            else fireboxItem = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            fireboxItem!!.qty += delta
+            if (fireboxItem!!.qty <= 0L) {
+                fireboxItem = null
+            }
+        }
+        override fun nullify() {
+            fireboxItem = null
+        }
+        override fun isNull(): Boolean {
+            return fireboxItem == null
+        }
+        override val itm: ItemID?
+            get() = fireboxItem?.itm
+        override val qty: Long?
+            get() = fireboxItem?.qty
+    }
+    @Transient val productItemStatus = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (productItem != null) productItem!!.set(itm, qty)
+            else productItem = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            productItem!!.qty += delta
+            if (productItem!!.qty <= 0L) {
+                productItem = null
+            }
+        }
+        override fun nullify() {
+            productItem = null
+        }
+        override fun isNull(): Boolean {
+            return productItem == null
+        }
+        override val itm: ItemID?
+            get() = productItem?.itm
+        override val qty: Long?
+            get() = productItem?.qty
+    }
+
+
+    override val canBeDespawned: Boolean
+        get() = oreItem1 == null && oreItem2 == null && fireboxItem == null && productItem == null
+
+
+    init {
+        CommonResourcePool.addToLoadingList("basegame/sprites/fixtures/alloying_furnace.tga") {
+            TextureRegionPack(ModMgr.getGdxFile("basegame", "sprites/fixtures/alloying_furnace.tga"), 32, 32)
+        }
+        CommonResourcePool.addToLoadingList("basegame/sprites/fixtures/alloying_furnace_emsv.tga") {
+            TextureRegionPack(ModMgr.getGdxFile("basegame", "sprites/fixtures/alloying_furnace_emsv.tga"), 32, 32)
+        }
+        CommonResourcePool.loadAll()
+    }
+
+
+    constructor() : super(
+        BlockBox(BlockBox.NO_COLLISION, 2, 2), // temporary value, will be overwritten by spawn()
+        nameFun = { Lang["ITEM_ALLOYING_FURNACE"] },
+    ) {
+        CommonResourcePool.addToLoadingList("particles-tiki_smoke.tga") {
+            TextureRegionPack(ModMgr.getGdxFile("basegame", "particles/bigger_smoke.tga"), 16, 16)
+        }
+        CommonResourcePool.loadAll()
+
+
+
+        density = BlockCodex[Block.STONE].density.toDouble()
+        setHitboxDimension(32, 32, 0, 0)
+
+        makeNewSprite(CommonResourcePool.getAsTextureRegionPack("basegame/sprites/fixtures/alloying_furnace.tga")).let {
+            it.setRowsAndFrames(1,1)
+        }
+        makeNewSpriteEmissive(CommonResourcePool.getAsTextureRegionPack("basegame/sprites/fixtures/alloying_furnace_emsv.tga")).let {
+            it.setRowsAndFrames(1,1)
+        }
+
+        actorValue[AVKey.BASEMASS] = 100.0
+
+        this.mainUI = UIAlloyingFurnace(this)
+    }
+
+
+    @Transient val static = MusicContainer("bonfire", ModMgr.getFile("basegame", "audio/effects/static/bonfire.ogg"), true)
+    @Transient val light = Cvec(0.5f, 0.18f, 0f, 0f)
+
+    @Transient override var lightBoxList = arrayListOf(Lightbox(Hitbox(0.0, 0.0, TILE_SIZED * 2, TILE_SIZED * 2), light))
+
+    @Transient private val actorBlocks = arrayOf(
+        arrayOf(Block.ACTORBLOCK_NO_COLLISION, null),
+        arrayOf(Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION),
+    )
+
+    override fun placeActorBlocks() {
+        forEachBlockbox { x, y, ox, oy ->
+            val tile = actorBlocks[oy][ox]
+            if (tile != null) {
+                world!!.setTileTerrain(x, y, tile, true)
+            }
+        }
+    }
+
+
+    private var nextDelayBase = 0.25f // use smokiness value of the item
+    private var nextDelay = 0.25f // use smokiness value of the item
+    private var spawnTimer = 0f
+
+    @Transient private val RNG = HQRNG()
+
+    override fun drawEmissive(frameDelta: Float, batch: SpriteBatch) {
+        if (isVisible && spriteEmissive != null) {
+            BlendMode.resolve(drawMode, batch)
+
+            (spriteEmissive as SheetSpriteAnimation).currentFrame = 1 // unlit
+            drawSpriteInGoodPosition(frameDelta, spriteEmissive!!, batch, 2, Color.WHITE)
+
+            (spriteEmissive as SheetSpriteAnimation).currentFrame = 0 // lit
+            val r = 1f - (temperature - 1f).sqr()
+            val g = (2f * temperature - 1f).coerceIn(0f, 1f)
+            drawSpriteInGoodPosition(frameDelta, spriteEmissive!!, batch, 2, Color(r, g, g, 1f))
+        }
+
+        // debug display of hIntTilewiseHitbox
+        if (KeyToggler.isOn(Input.Keys.F9)) {
+            val blockMark = CommonResourcePool.getAsTextureRegionPack("blockmarkings_common").get(0, 0)
+
+            for (y in 0..intTilewiseHitbox.height.toInt() + 1) {
+                batch.color = if (y == intTilewiseHitbox.height.toInt() + 1) HITBOX_COLOURS1 else HITBOX_COLOURS0
+                for (x in 0..intTilewiseHitbox.width.toInt()) {
+                    batch.draw(blockMark,
+                        (intTilewiseHitbox.startX.toFloat() + x) * TerrarumAppConfiguration.TILE_SIZEF,
+                        (intTilewiseHitbox.startY.toFloat() + y) * TerrarumAppConfiguration.TILE_SIZEF
+                    )
+                }
+            }
+
+            batch.color = Color.WHITE
+        }
+    }
+
+    override fun drawBody(frameDelta: Float, batch: SpriteBatch) {
+        if (isVisible && sprite != null) {
+            BlendMode.resolve(drawMode, batch)
+
+            (sprite as SheetSpriteAnimation).currentFrame = 1 // unlit
+            drawSpriteInGoodPosition(frameDelta, sprite!!, batch, forcedColourFilter = Color.WHITE)
+
+            (sprite as SheetSpriteAnimation).currentFrame = 2 // lit overlay
+            val r = 1f - (temperature - 1f).sqr()
+            val g = (2f * temperature - 1f).coerceIn(0f, 1f)
+            drawSpriteInGoodPosition(frameDelta, sprite!!, batch, forcedColourFilter = Color(1f, g, g, r))
+        }
+
+        // debug display of hIntTilewiseHitbox
+        if (KeyToggler.isOn(Input.Keys.F9)) {
+            val blockMark = CommonResourcePool.getAsTextureRegionPack("blockmarkings_common").get(0, 0)
+
+            for (y in 0..intTilewiseHitbox.height.toInt() + 1) {
+                batch.color = if (y == intTilewiseHitbox.height.toInt() + 1) HITBOX_COLOURS1 else HITBOX_COLOURS0
+                for (x in 0..intTilewiseHitbox.width.toInt()) {
+                    batch.draw(blockMark,
+                        (intTilewiseHitbox.startX.toFloat() + x) * TerrarumAppConfiguration.TILE_SIZEF,
+                        (intTilewiseHitbox.startY.toFloat() + y) * TerrarumAppConfiguration.TILE_SIZEF
+                    )
+                }
+            }
+
+            batch.color = Color.WHITE
+        }
+    }
+
+    override fun updateImpl(delta: Float) {
+        super.updateImpl(delta)
+
+        val fuelItemProp = ItemCodex[fireboxItem?.itm]
+
+        // consume fuel
+        if (fuelCaloriesNow > 0f) {
+            fuelCaloriesNow -= FixtureSmelterBasic.FUEL_CONSUMPTION
+
+            // raise temperature
+            temperature += 1f /2048f
+        }
+        // take fuel from the item slot
+        else if (fuelCaloriesNow <= 0f && fuelItemProp?.calories != null && fireboxItem!!.qty > 0L) {
+            fuelCaloriesNow = fuelItemProp.calories
+            fuelCaloriesMax = fuelItemProp.calories
+            nextDelayBase = fuelItemProp.smokiness
+            nextDelay = (nextDelayBase * (1.0 + RNG.nextTriangularBal() * 0.1)).toFloat()
+
+            fireboxItemStatus.changeCount(-1)
+        }
+        // no item on the slot
+        else if (fuelCaloriesNow <= 0f && fireboxItem == null) {
+            nextDelayBase = Float.POSITIVE_INFINITY
+            nextDelay = Float.POSITIVE_INFINITY
+        }
+
+        // tick a thermal loss
+        temperature -= 1f / 4096f
+        temperature = temperature.coerceIn(0f, 1f)
+
+
+        // emit smokes only when there is something burning
+        if (spawnTimer >= nextDelay) {
+            (Terrarum.ingame as TerrarumIngame).addParticle(
+                ParticleVanishingSprite(
+                    CommonResourcePool.getAsTextureRegionPack("particles-tiki_smoke.tga"),
+                    25f, true, hitbox.startX + TILE_SIZED / 2, hitbox.startY + 16, false, (Math.random() * 256).toInt()
+                )
+            )
+
+            spawnTimer -= nextDelay
+            nextDelay = (nextDelayBase * (1.0 + RNG.nextTriangularBal() * 0.1)).toFloat()
+
+            (sprite as? SheetSpriteAnimation)?.delays?.set(0, Math.random().toFloat() * 0.4f + 0.1f)
+        }
+
+        val smeltingProduct = CraftingRecipeCodex.getSmeltingProductOf(oreItem1?.itm, oreItem2?.itm)
+
+        // roast items
+        if (oreItem1 != null &&
+            oreItem2 != null &&
+            temperature > 0f &&
+            smeltingProduct != null &&
+            (productItem == null || smeltingProduct.item == productItem!!.itm)
+        ) {
+
+            progress += temperature
+
+            if (progress >= FixtureSmelterBasic.CALORIES_PER_ROASTING) {
+                val moq = smeltingProduct.moq
+                val smeltingProduct = smeltingProduct.item
+
+                // check if the item even exists
+                if (ItemCodex[smeltingProduct] == null) throw NullPointerException("No item prop for $smeltingProduct")
+
+                if (productItem == null)
+                    productItem = InventoryPair(smeltingProduct, moq)
+                else
+                    productItemStatus.changeCount(1)
+
+                // take the ore item
+                oreItem1Status.changeCount(-1)
+                oreItem2Status.changeCount(-1)
+
+                progress = 0f
+            }
+        }
+        else if (oreItem1 == null || oreItem2 == null) {
+            progress = 0f
+        }
+
+        // update lightbox
+        lightBoxList.forEach {
+            it.light = light.cpy().mul(temperature)
+        }
+
+        if (temperature > 0.001f)
+            spawnTimer += delta
+        else
+            spawnTimer = 0f
+
+
+        // update sound randomiser
+        volRand.update(delta)
+
+
+        // manage audio
+        // FIXME this code is also killing the audio played by the other fixture (FixtureFurnaceAndAnvil)
+        getTrackByAudio(static).let {
+            if (it == null || (temperature > 0f && !it.isPlaying && !it.playRequested.get())) {
+                startAudio(static) {
+                    it.filters[filterIndex] = Gain(0f)
+                }
+            }
+            else if (it != null && it.isPlaying && temperature <= 0f) {
+                stopAudio(static) {
+                    it.filters[filterIndex] = NullFilter
+                }
+            }
+
+            if (it != null) {
+                if (it.filters[filterIndex] !is Gain) // just in case...
+                    it.filters[filterIndex] = Gain(0f)
+
+                (it.filters[filterIndex] as Gain).gain = (it.maxVolume * temperature * volRand.get()).toFloat()
+            }
+        }
+
+    }
+
+    @Transient private val filterIndex = 0
+    @Transient private val volRand = ParamRandomiser(0.8f, 0.4f)
+
+    override fun dispose() {
+        super.dispose()
+        static.dispose()
+    }
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureBase.kt

@@ -6,129 +6,16 @@ import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
 import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZED
 import net.torvald.terrarum.blockproperties.Block
 import net.torvald.terrarum.gameactors.*
+import net.torvald.terrarum.gameitems.GameItem
 import net.torvald.terrarum.gameitems.ItemID
 import net.torvald.terrarum.gameworld.fmod
 import net.torvald.terrarum.modulebasegame.gameitems.PickaxeCore
 import net.torvald.terrarum.ui.UICanvas
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
-import org.dyn4j.geometry.Vector2
 import java.util.*
-import kotlin.collections.HashMap
 import kotlin.math.roundToInt
 
 typealias BlockBoxIndex = Int
-typealias WireEmissionType = String
-
-open class Electric : FixtureBase {
-
-    protected constructor() : super() {
-        oldSinkStatus = Array(blockBox.width * blockBox.height) { Vector2() }
-    }
-
-    /**
-     * Making the sprite: do not address the CommonResourcePool directly; just do it like this snippet:
-     *
-     * ```makeNewSprite(FixtureBase.getSpritesheet("basegame", "sprites/fixtures/tiki_torch.tga", 16, 32))```
-     */
-    constructor(
-        blockBox0: BlockBox,
-        blockBoxProps: BlockBoxProps = BlockBoxProps(0),
-        renderOrder: RenderOrder = RenderOrder.MIDDLE,
-        nameFun: () -> String,
-        mainUI: UICanvas? = null,
-        inventory: FixtureInventory? = null,
-        id: ActorID? = null
-    ) : super(renderOrder, PhysProperties.IMMOBILE(), id) {
-        blockBox = blockBox0
-        setHitboxDimension(TILE_SIZE * blockBox.width, TILE_SIZE * blockBox.height, 0, 0)
-        this.blockBoxProps = blockBoxProps
-        this.renderOrder = renderOrder
-        this.nameFun = nameFun
-        this.mainUI = mainUI
-        this.inventory = inventory
-
-        if (mainUI != null)
-            App.disposables.add(mainUI)
-
-        oldSinkStatus = Array(blockBox.width * blockBox.height) { Vector2() }
-    }
-
-    companion object {
-        const val ELECTIC_THRESHOLD_HIGH = 0.9
-        const val ELECTRIC_THRESHOLD_LOW = 0.1
-        const val ELECTRIC_THRESHOLD_EDGE_DELTA = 0.7
-    }
-
-    fun getWireEmitterAt(point: Point2i) = this.wireEmitterTypes[pointToBlockBoxIndex(point)]
-    fun getWireEmitterAt(x: Int, y: Int) = this.wireEmitterTypes[pointToBlockBoxIndex(x, y)]
-    fun getWireSinkAt(point: Point2i) = this.wireSinkTypes[pointToBlockBoxIndex(point)]
-    fun getWireSinkAt(x: Int, y: Int) = this.wireSinkTypes[pointToBlockBoxIndex(x, y)]
-
-    fun setWireEmitterAt(x: Int, y: Int, type: WireEmissionType) { wireEmitterTypes[pointToBlockBoxIndex(x, y)] = type }
-    fun setWireSinkAt(x: Int, y: Int, type: WireEmissionType) { wireSinkTypes[pointToBlockBoxIndex(x, y)] = type }
-    fun setWireEmissionAt(x: Int, y: Int, emission: Vector2) { wireEmission[pointToBlockBoxIndex(x, y)] = emission }
-    fun setWireConsumptionAt(x: Int, y: Int, consumption: Vector2) { wireConsumption[pointToBlockBoxIndex(x, y)] = consumption }
-
-    // these are characteristic properties of the fixture (they have constant value) so must not be serialised
-    @Transient val wireEmitterTypes: HashMap<BlockBoxIndex, WireEmissionType> = HashMap()
-    @Transient val wireSinkTypes: HashMap<BlockBoxIndex, WireEmissionType> = HashMap()
-    @Transient val wireEmission: HashMap<BlockBoxIndex, Vector2> = HashMap()
-    @Transient val wireConsumption: HashMap<BlockBoxIndex, Vector2> = HashMap()
-
-    // these are NOT constant so they ARE serialised. Type: Map<SinkType (String) -> Charge (Double>
-    // Use case: signal buffer (sinkType=digital_bit), battery (sinkType=electricity), etc.
-    val chargeStored: HashMap<String, Double> = HashMap()
-
-
-    /** Triggered when 'digital_bit' rises from low to high. Edge detection only considers the real component (labeled as 'x') of the vector */
-    open fun onRisingEdge(readFrom: BlockBoxIndex) {}
-    /** Triggered when 'digital_bit' rises from high to low. Edge detection only considers the real component (labeled as 'x') of the vector */
-    open fun onFallingEdge(readFrom: BlockBoxIndex) {}
-    /** Triggered when 'digital_bit' is held high. This function WILL NOT be triggered simultaneously with the rising edge. Level detection only considers the real component (labeled as 'x') of the vector */
-    open fun onSignalHigh(readFrom: BlockBoxIndex) {}
-    /** Triggered when 'digital_bit' is held low. This function WILL NOT be triggered simultaneously with the falling edge. Level detection only considers the real component (labeled as 'x') of the vector */
-    open fun onSignalLow(readFrom: BlockBoxIndex) {}
-
-
-    private val oldSinkStatus: Array<Vector2>
-
-    open fun updateOnWireGraphTraversal(offsetX: Int, offsetY: Int, sinkType: WireEmissionType) {
-        val index = pointToBlockBoxIndex(offsetX, offsetY)
-        val old = oldSinkStatus[index]
-        val wx = offsetX + intTilewiseHitbox.startX.toInt()
-        val wy = offsetY + intTilewiseHitbox.startY.toInt()
-        val new = WireCodex.getAllWiresThatAccepts("digital_bit").fold(Vector2()) { acc, (id, _) ->
-            INGAME.world.getWireEmitStateOf(wx, wy, id).let {
-                Vector2(acc.x + (it?.x ?: 0.0), acc.y + (it?.y ?: 0.0))
-            }
-        }
-
-        if (sinkType == "digital_bit") {
-            if (new.x - old.x >= ELECTRIC_THRESHOLD_EDGE_DELTA && new.x >= ELECTIC_THRESHOLD_HIGH)
-                onRisingEdge(index)
-            else if (old.x - new.x >= ELECTRIC_THRESHOLD_EDGE_DELTA && new.x <= ELECTRIC_THRESHOLD_LOW)
-                onFallingEdge(index)
-            else if (new.x >= ELECTIC_THRESHOLD_HIGH)
-                onSignalHigh(index)
-            else if (new.y <= ELECTRIC_THRESHOLD_LOW)
-                onSignalLow(index)
-        }
-    }
-
-    override fun updateImpl(delta: Float) {
-        super.updateImpl(delta)
-        oldSinkStatus.indices.forEach { index ->
-            val wx = (index % blockBox.width) + intTilewiseHitbox.startX.toInt()
-            val wy = (index / blockBox.width) + intTilewiseHitbox.startY.toInt()
-            val new = WireCodex.getAllWiresThatAccepts(getWireSinkAt(index % blockBox.width, index / blockBox.width) ?: "").fold(Vector2()) { acc, (id, _) ->
-                INGAME.world.getWireEmitStateOf(wx, wy, id).let {
-                    Vector2(acc.x + (it?.x ?: 0.0), acc.y + (it?.y ?: 0.0))
-                }
-            }
-            oldSinkStatus[index].set(new)
-        }
-    }
-}
 
 /**
  * Protip: do not make child classes take any argument, especially no function (function "classes" have no zero-arg constructor)
@@ -141,6 +28,9 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
 
     @Transient open val spawnNeedsWall: Boolean = false
     @Transient open val spawnNeedsFloor: Boolean = true
+    @Transient open val spawnNeedsCeiling: Boolean = false
+
+    // if both spawnNeedsWall and spawnNeedsFloor are true, the condition will be interpreted as OR-condition
 
     /** Real time, in nanoseconds */
     @Transient var spawnRequestedTime: Long = 0L
@@ -172,6 +62,19 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
      */
     open fun onSpawn(tx: Int, ty: Int) {}
 
+    /**
+     * If the fixture has mainUI, do NOT override this function! Opening of the UI is handled by TerrarumIngame.worldPrimaryClickStart
+     *
+     * For someone might be concerened, you don't need to have a MouseLatch or worry about the `if (mouseUp)`; it's considered by the Ingame
+     *
+     * Fired when "just clicked" by mousePrimary
+     *
+     * @param mx Terrarum.mouseX (mouse position in the world)
+     * @param my Terrarum.omuseY (mouse position in the world)
+     */
+    open fun onInteract(mx: Double, my: Double) {
+    }
+
     /**
      * Making the sprite: do not address the CommonResourcePool directly; just do it like this snippet:
      *
@@ -267,25 +170,94 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
 
         cannotSpawn = everyBlockboxPos.any { (x, y) -> !BlockCodex[world!!.getTileFromTerrain(x, y)].hasTag("INCONSEQUENTIAL") }
 
+
+        var cannotSpawnNoWall = false
+        var cannotSpawnNoFloor = false
+
         // check for walls, if spawnNeedsWall = true
         if (spawnNeedsWall) {
-            cannotSpawn = cannotSpawn or everyBlockboxPos.any { (x, y) -> !BlockCodex[world!!.getTileFromWall(x, y)].isSolid }
+            cannotSpawnNoWall = everyBlockboxPos.any { (x, y) -> !BlockCodex[world!!.getTileFromWall(x, y)].isSolid }
         }
 
         // check for floors, if spawnNeedsFloor == true
-        if (spawnNeedsFloor) {
-            val y = posY + blockBox.height
+        if (spawnNeedsFloor || spawnNeedsCeiling) {
+            val y = posY + if (spawnNeedsFloor) blockBox.height else -1
             val xs = posX until posX + blockBox.width
-            cannotSpawn = cannotSpawn or xs.any { x ->
+            cannotSpawnNoFloor = xs.any { x ->
                 world!!.getTileFromTerrain(x, y).let {
                     !canSpawnOnThisFloor(it)
                 }
             }
         }
 
+        if (spawnNeedsWall && (spawnNeedsFloor || spawnNeedsCeiling))
+            cannotSpawn = cannotSpawn or (cannotSpawnNoWall && cannotSpawnNoFloor)
+        else if (spawnNeedsFloor || spawnNeedsCeiling)
+            cannotSpawn = cannotSpawn or cannotSpawnNoFloor
+        else if (spawnNeedsWall)
+            cannotSpawn = cannotSpawn or cannotSpawnNoWall
+
         return !cannotSpawn
     }
 
+    /**
+     * @param posX top-left
+     * @param posY top-left
+     */
+    open fun makeNoiseAndDust(posX: Int, posY: Int) {
+        val posYb = posY + blockBox.height - 1
+        val posXc = posX + blockBox.width / 2
+
+        // make some noise
+        var soundSource =
+            if (spawnNeedsWall) 1
+            else if (spawnNeedsFloor) 0
+            else if (spawnNeedsCeiling) 3
+            else 2
+        // 1: wall, 0: floor, 2: if wall is not solid, use wall; else, use floor
+        val wallTile = world!!.getTileFromWall(posXc, posYb)
+        val terrTile = if (soundSource == 3)
+            world!!.getTileFromTerrain(posXc, posYb - blockBox.height)
+        else
+            world!!.getTileFromTerrain(posXc, posYb + 1)
+
+        if (soundSource == 2) {
+            soundSource = if (BlockCodex[wallTile].isSolid)
+                1
+            else
+                0
+        }
+
+        when (soundSource) {
+            1 -> PickaxeCore.makeNoiseTileBurst(this, wallTile)
+            0, 3 -> PickaxeCore.makeNoiseTileBurst(this, terrTile)
+        }
+
+        // make some dust
+        if (soundSource == 0) {
+            val y = posY + blockBox.height
+            for (x in posX until posX + blockBox.width) {
+                val tile = world!!.getTileFromTerrain(x, y)
+                PickaxeCore.makeDust(tile, x, y - 1, 4 + (Math.random() + Math.random()).roundToInt())
+            }
+        }
+        else if (soundSource == 3) {
+            val y = posY
+            for (x in posX until posX + blockBox.width) {
+                val tile = world!!.getTileFromTerrain(x, y)
+                PickaxeCore.makeDust(tile, x, y - 1, 4 + (Math.random() + Math.random()).roundToInt())
+            }
+        }
+        else {
+            for (y in posY until posY + blockBox.height) {
+                for (x in posX until posX + blockBox.width) {
+                    val tile = world!!.getTileFromWall(x, y)
+                    PickaxeCore.makeDust(tile, x, y, 2 + (Math.random() + Math.random()).roundToInt())
+                }
+            }
+        }
+    }
+
     /**
      * Adds this instance of the fixture to the world. Physical dimension is derived from [blockBox].
      *
@@ -346,53 +318,6 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
         return true
     }
 
-    /**
-     * @param posX top-left
-     * @param posY top-left
-     */
-    open fun makeNoiseAndDust(posX: Int, posY: Int) {
-        val posYb = posY + blockBox.height - 1
-        val posXc = posX + blockBox.width / 2
-
-        // make some noise
-        var soundSource =
-            if (spawnNeedsWall) 1
-            else if (spawnNeedsFloor) 0
-            else 2
-        // 1: wall, 0: floor, 2: if wall is not solid, use wall; else, use floor
-        val wallTile = world!!.getTileFromWall(posXc, posYb)
-        val terrTile = world!!.getTileFromTerrain(posXc, posYb + 1)
-
-        if (soundSource == 2) {
-            soundSource = if (BlockCodex[wallTile].isSolid)
-                1
-            else
-                0
-        }
-
-        when (soundSource) {
-            1 -> PickaxeCore.makeNoiseTileBurst(this, wallTile)
-            0 -> PickaxeCore.makeNoiseTileBurst(this, terrTile)
-        }
-
-        // make some dust
-        if (soundSource == 0) {
-            val y = posY + blockBox.height
-            for (x in posX until posX + blockBox.width) {
-                val tile = world!!.getTileFromTerrain(x, y)
-                PickaxeCore.makeDust(tile, x, y - 1, 4 + (Math.random() + Math.random()).roundToInt())
-            }
-        }
-        else {
-            for (y in posY until posY + blockBox.height) {
-                for (x in posX until posX + blockBox.width) {
-                    val tile = world!!.getTileFromWall(x, y)
-                    PickaxeCore.makeDust(tile, x, y, 2 + (Math.random() + Math.random()).roundToInt())
-                }
-            }
-        }
-    }
-
     /**
      * Identical to `spawn(Int, Int)` except it takes user-defined hitbox dimension instead of taking value from [blockBox].
      * Useful if [blockBox] cannot be determined on the time of the constructor call.
@@ -447,6 +372,8 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
 
         makeNoiseAndDust(posX, posY)
 
+        onSpawn(posX0, posY0)
+
         return true
     }
 
@@ -536,6 +463,14 @@ open class FixtureBase : ActorWithBody, CuedByTerrainChange {
             } as TextureRegionPack)
         }
     }
+
+    /**
+     * For some customisable fixtures, they must create new dynamicItem out of their static "template",
+     * register the new dynamicID to the ItemCodex, then return the dynamicID.
+     */
+    open fun itemise(): ItemID {
+        return ItemCodex.fixtureToItemID(this)
+    }
 }
 
 interface CuedByTerrainChange {
@@ -556,7 +491,6 @@ interface CuedByWireChange {
     fun updateForWireChange(cue: IngameInstance.BlockChangeQueueItem)
 }
 
-
 /**
  * Standard 32-bit binary flags.
  *

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureInventory.kt

@@ -336,6 +336,11 @@ class InventoryPair : Comparable<InventoryPair> {
     override fun toString(): String {
         return if (qty == -1L) "$itm" else "$itm ($qty)"
     }
+
+    fun set(itm: ItemID, qty: Long) {
+        this.itm = itm
+        this.qty = qty
+    }
 }
 
 class InventoryTransactionFailedError(msg: String) : Error(msg)

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalAdder.kt

@@ -0,0 +1,152 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.spriteanimation.SheetSpriteAnimation
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.gameworld.fmod
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
+import net.torvald.terrarum.toInt
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+import org.dyn4j.geometry.Vector2
+
+/**
+ * Created by minjaesong on 2024-03-10.
+ */
+class FixtureLogicSignalAdder : Electric, Reorientable {
+
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
+
+    constructor() : super(
+        BlockBox(BlockBox.NO_COLLISION, 2, 2),
+        nameFun = { Lang["ITEM_LOGIC_SIGNAL_ADDER"] }
+    )
+
+    override var orientation = 0 // 0 1 2 3
+
+    private fun setEmitterAndSink() {
+        clearStatus()
+        when (orientation) {
+            0 -> {
+                setWireSinkAt(0, 0, "digital_bit")
+                setWireSinkAt(0, 1, "digital_bit")
+                setWireEmitterAt(1, 0, "digital_bit")
+                setWireEmitterAt(1, 1, "digital_bit")
+            }
+            1 -> {
+                setWireSinkAt(1, 0, "digital_bit")
+                setWireSinkAt(0, 0, "digital_bit")
+                setWireEmitterAt(1, 1, "digital_bit")
+                setWireEmitterAt(0, 1, "digital_bit")
+            }
+            2 -> {
+                setWireSinkAt(1, 1, "digital_bit")
+                setWireSinkAt(1, 0, "digital_bit")
+                setWireEmitterAt(0, 1, "digital_bit")
+                setWireEmitterAt(0, 0, "digital_bit")
+            }
+            3 -> {
+                setWireSinkAt(0, 1, "digital_bit")
+                setWireSinkAt(1, 1, "digital_bit")
+                setWireEmitterAt(0, 0, "digital_bit")
+                setWireEmitterAt(1, 0, "digital_bit")
+            }
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+    }
+
+    private fun reorient() {
+        (sprite as SheetSpriteAnimation).currentFrame = orientation
+        (spriteEmissive as SheetSpriteAnimation).currentFrame = orientation
+    }
+
+    override fun orientClockwise() {
+        orientation = (orientation + 1) fmod 4
+        reorient(); setEmitterAndSink(); updateK()
+    }
+    override fun orientAnticlockwise() {
+        orientation = (orientation - 1) fmod 4
+        reorient(); setEmitterAndSink(); updateK()
+    }
+
+    init {
+        val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_adder.tga")
+        val itemImage2 = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_adder_emsv.tga")
+
+        density = 1400.0
+        setHitboxDimension(2*TILE_SIZE, 2*TILE_SIZE, 0, 1)
+
+        makeNewSprite(TextureRegionPack(itemImage.texture, 2*TILE_SIZE, 2*TILE_SIZE)).let {
+            it.setRowsAndFrames(16,4)
+            it.delays = FloatArray(16) { Float.POSITIVE_INFINITY }
+        }
+        makeNewSpriteEmissive(TextureRegionPack(itemImage2.texture, 2*TILE_SIZE, 2*TILE_SIZE)).let {
+            it.setRowsAndFrames(16,4)
+            it.delays = FloatArray(16) { Float.POSITIVE_INFINITY }
+        }
+
+        setEmitterAndSink()
+    }
+
+    override fun reload() {
+        super.reload()
+        reorient()
+        setEmitterAndSink()
+        updateK()
+    }
+
+    private val I: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            1 -> getWireStateAt(1, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            3 -> getWireStateAt(0, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private val J: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            1 -> getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            3 -> getWireStateAt(1, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private fun updateK() {
+        val (x1, y1) = when (orientation) {
+            0 -> 1 to 0
+            1 -> 1 to 1
+            2 -> 0 to 1
+            3 -> 0 to 0
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+        val (x2, y2) = when (orientation) {
+            0 -> 1 to 1
+            1 -> 0 to 1
+            2 -> 0 to 0
+            3 -> 1 to 0
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+        val output1 = (I xor J).toInt().toDouble()
+        val output2 = (I and J).toInt().toDouble()
+        setWireEmissionAt(x1, y1, Vector2(output1, 0.0))
+        setWireEmissionAt(x2, y2, Vector2(output2, 0.0))
+
+        // update sprite
+        val one   = isSignalHigh(0, 0)
+        val two   = isSignalHigh(1, 0)
+        val four  = isSignalHigh(0, 1)
+        val eight = isSignalHigh(1, 1)
+
+        val state = one.toInt(0) or two.toInt(1) or four.toInt(2) or eight.toInt(3)
+
+        (sprite as SheetSpriteAnimation).currentRow = state
+        (spriteEmissive as SheetSpriteAnimation).currentRow = state
+    }
+
+    override fun updateSignal() {
+        updateK()
+    }
+
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBlocker.kt

@@ -0,0 +1,161 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.spriteanimation.SheetSpriteAnimation
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.gameworld.fmod
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
+import net.torvald.terrarum.toInt
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+import org.dyn4j.geometry.Vector2
+
+/**
+ * Implements a Nimply gate.
+ *
+ * Created by minjaesong on 2024-03-04.
+ */
+interface Reorientable {
+    /**
+     * Usually includes code snippet of `orientation = (orientation + 1) % 4`
+     */
+    fun orientClockwise()
+    /**
+     * Usually includes code snippet of `orientation = (orientation - 1) % 4`
+     */
+    fun orientAnticlockwise()
+    /**
+     * strictly 0 1 2 3. If your fixture can only be oriented in two ways, use value 0 1(normal, 90 deg) or 0 2(normal, upside-down/flipped).
+     */
+    var orientation: Int
+}
+
+/**
+ * Created by minjaesong on 2024-03-04.
+ */
+class FixtureLogicSignalBlocker : Electric, Reorientable {
+
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
+
+    constructor() : super(
+        BlockBox(BlockBox.NO_COLLISION, 2, 2),
+        nameFun = { Lang["ITEM_LOGIC_SIGNAL_BLOCKER"] }
+    )
+
+    override var orientation = 0 // 0 1 2 3
+
+    private fun setEmitterAndSink() {
+        clearStatus()
+        when (orientation) {
+            0 -> {
+                setWireSinkAt(0, 0, "digital_bit")
+                setWireSinkAt(0, 1, "digital_bit")
+                setWireEmitterAt(1, 0, "digital_bit")
+            }
+            1 -> {
+                setWireSinkAt(1, 0, "digital_bit")
+                setWireSinkAt(0, 0, "digital_bit")
+                setWireEmitterAt(1, 1, "digital_bit")
+            }
+            2 -> {
+                setWireSinkAt(1, 1, "digital_bit")
+                setWireSinkAt(1, 0, "digital_bit")
+                setWireEmitterAt(0, 1, "digital_bit")
+            }
+            3 -> {
+                setWireSinkAt(0, 1, "digital_bit")
+                setWireSinkAt(1, 1, "digital_bit")
+                setWireEmitterAt(0, 0, "digital_bit")
+            }
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+    }
+
+    private fun reorient() {
+        (sprite as SheetSpriteAnimation).currentFrame = orientation
+        (spriteEmissive as SheetSpriteAnimation).currentFrame = orientation
+    }
+
+    override fun orientClockwise() {
+        orientation = (orientation + 1) fmod 4
+        reorient(); setEmitterAndSink(); updateK()
+    }
+    override fun orientAnticlockwise() {
+        orientation = (orientation - 1) fmod 4
+        reorient(); setEmitterAndSink(); updateK()
+    }
+
+    init {
+        val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_blocker.tga")
+        val itemImage2 = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_blocker_emsv.tga")
+
+        density = 1400.0
+        setHitboxDimension(2*TILE_SIZE, 2*TILE_SIZE, 0, 1)
+
+        makeNewSprite(TextureRegionPack(itemImage.texture, 2*TILE_SIZE, 2*TILE_SIZE)).let {
+            it.setRowsAndFrames(16,4)
+            it.delays = FloatArray(16) { Float.POSITIVE_INFINITY }
+        }
+        makeNewSpriteEmissive(TextureRegionPack(itemImage2.texture, 2*TILE_SIZE, 2*TILE_SIZE)).let {
+            it.setRowsAndFrames(16,4)
+            it.delays = FloatArray(16) { Float.POSITIVE_INFINITY }
+        }
+
+        setEmitterAndSink()
+    }
+
+    override fun reload() {
+        super.reload()
+        reorient()
+        setEmitterAndSink()
+        updateK()
+    }
+
+    private val I: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            1 -> getWireStateAt(1, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            3 -> getWireStateAt(0, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private val J: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            1 -> getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            3 -> getWireStateAt(1, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private fun updateK() {
+        val (x, y) = when (orientation) {
+            0 -> 1 to 0
+            1 -> 1 to 1
+            2 -> 0 to 1
+            3 -> 0 to 0
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+        val output = I nimply J
+        setWireEmissionAt(x, y, Vector2(output.toDouble(), 0.0))
+
+        // update sprite
+        val one   = isSignalHigh(0, 0)
+        val two   = isSignalHigh(1, 0)
+        val four  = isSignalHigh(0, 1)
+        val eight = isSignalHigh(1, 1)
+
+        val state = one.toInt(0) or two.toInt(1) or four.toInt(2) or eight.toInt(3)
+
+        (sprite as SheetSpriteAnimation).currentRow = state
+        (spriteEmissive as SheetSpriteAnimation).currentRow = state
+    }
+
+    private infix fun Boolean.nimply(other: Boolean) = (this && !other).toInt()
+
+    override fun updateSignal() {
+        updateK()
+    }
+
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalBulb.kt

@@ -11,9 +11,9 @@ import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 /**
  * Created by minjaesong on 2024-03-01.
  */
-class FixtureSignalBulb : Electric {
+class FixtureLogicSignalBulb : Electric {
 
-    @Transient override val spawnNeedsFloor = false
+    @Transient override val spawnNeedsFloor = true
     @Transient override val spawnNeedsWall = true
 
     constructor() : super(
@@ -49,11 +49,8 @@ class FixtureSignalBulb : Electric {
         (spriteEmissive as SheetSpriteAnimation).currentRow = state.toInt()
     }
 
-    override fun onSignalHigh(readFrom: BlockBoxIndex) {
-        light(true)
-    }
-
-    override fun onSignalLow(readFrom: BlockBoxIndex) {
-        light(false)
+    override fun updateImpl(delta: Float) {
+        super.updateImpl(delta)
+        light(getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH)
     }
 }

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalEmitter.kt

@@ -4,6 +4,8 @@ import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
 import net.torvald.terrarum.gameactors.AVKey
 import net.torvald.terrarum.langpack.Lang
 import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
+import net.torvald.terrarum.modulebasegame.ui.UIItemInventoryCellCommonRes
+import net.torvald.terrarum.modulebasegame.ui.UIItemInventoryCellCommonRes.tooltipShowing
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 import org.dyn4j.geometry.Vector2
 
@@ -12,7 +14,8 @@ import org.dyn4j.geometry.Vector2
  */
 class FixtureLogicSignalEmitter : Electric {
 
-    @Transient override val spawnNeedsFloor = false
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
 
     constructor() : super(
             BlockBox(BlockBox.NO_COLLISION, 1, 1),
@@ -35,7 +38,13 @@ class FixtureLogicSignalEmitter : Electric {
         setWireEmissionAt(0, 0, Vector2(1.0, 0.0))
     }
 
-    override fun dispose() { }
+    override fun updateSignal() {
+        setWireEmissionAt(0, 0, Vector2(1.0, 0.0))
+    }
+
+    override fun dispose() {
+        tooltipShowing.remove(tooltipHash)
+    }
 
     companion object {
         const val MASS = 1.0

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalLatch.kt

@@ -0,0 +1,164 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.spriteanimation.SheetSpriteAnimation
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.gameworld.fmod
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
+import net.torvald.terrarum.toInt
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+import org.dyn4j.geometry.Vector2
+
+/**
+ * Implements a D-Flip Flop with extra Set/Reset pins.
+ *
+ * Created by minjaesong on 2024-03-05.
+ */
+class FixtureLogicSignalLatch : Electric, Reorientable {
+
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
+
+    constructor() : super(
+        BlockBox(BlockBox.NO_COLLISION, 2, 3),
+        nameFun = { Lang["ITEM_LOGIC_SIGNAL_LATCH"] }
+    )
+
+    override var orientation = 0 // 0 2, where 2 is a mirror-image rather than rotation
+
+    private fun setEmitterAndSink() {
+        clearStatus()
+        when (orientation) {
+            0 -> {
+                setWireSinkAt(0, 0, "digital_bit") // D
+                setWireEmitterAt(1, 0, "digital_bit") // Q
+                setWireSinkAt(0, 1, "digital_bit") // CLK
+                setWireSinkAt(0, 2, "digital_bit") // S
+                setWireSinkAt(1, 2, "digital_bit") // R
+            }
+            2 -> {
+                setWireSinkAt(1, 0, "digital_bit") // D
+                setWireEmitterAt(0, 0, "digital_bit") // Q
+                setWireSinkAt(1, 1, "digital_bit") // CLK
+                setWireSinkAt(1, 2, "digital_bit") // S
+                setWireSinkAt(0, 2, "digital_bit") // R
+            }
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+    }
+
+    private fun reorient() {
+        (sprite as SheetSpriteAnimation).currentFrame = orientation / 2
+        (spriteEmissive as SheetSpriteAnimation).currentFrame = orientation / 2
+    }
+
+    override fun orientClockwise() {
+        orientation = (orientation + 2) fmod 4
+        reorient(); setEmitterAndSink(); updateQ()
+    }
+    override fun orientAnticlockwise() {
+        orientation = (orientation - 2) fmod 4
+        reorient(); setEmitterAndSink(); updateQ()
+    }
+
+
+    init {
+        val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_latch.tga")
+        val itemImage2 = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_latch_emsv.tga")
+
+        density = 1400.0
+        setHitboxDimension(2*TILE_SIZE, 3*TILE_SIZE, 0, 1)
+
+        makeNewSprite(TextureRegionPack(itemImage.texture, 2*TILE_SIZE, 3*TILE_SIZE)).let {
+            it.setRowsAndFrames(32,2)
+            it.delays = FloatArray(32) { Float.POSITIVE_INFINITY }
+        }
+        makeNewSpriteEmissive(TextureRegionPack(itemImage2.texture, 2*TILE_SIZE, 3*TILE_SIZE)).let {
+            it.setRowsAndFrames(32,2)
+            it.delays = FloatArray(32) { Float.POSITIVE_INFINITY }
+        }
+
+        setEmitterAndSink()
+    }
+
+    override fun reload() {
+        super.reload()
+        reorient()
+        setEmitterAndSink()
+        updateQ()
+    }
+
+    private var internalState = false
+
+    private val D: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private var CLK0old: Boolean = false
+
+    private val CLK0: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 1, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private val S: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 2, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 2, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private val R: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(1, 2, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(0, 2, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private fun updateQ() {
+        val (x, y) = when (orientation) {
+            0 -> 1 to 0
+            2 -> 0 to 0
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+        // "capture" the input pin states
+        val D = this.D
+        val CLK0 = this.CLK0
+        val CLK = (!CLK0old && CLK0) // only TRUE on rising edge
+        val S = this.S
+        val R = this.R
+
+        // force set internal state
+        if (S && !R) internalState = true // Set
+        else if (!S && R) internalState = false // Reset
+        else if (S && R) internalState = !internalState // Toggle
+        else if (CLK) internalState = D
+
+        // if force set pin is not high and clock is pulsed, make transition; stay otherwise
+        val output = internalState
+        setWireEmissionAt(x, y, Vector2(output.toInt().toDouble(), 0.0))
+
+        CLK0old = CLK0
+
+        // update sprite
+        val one = isSignalHigh(0, 0)
+        val two = isSignalHigh(1, 0)
+        val four = isSignalHigh(0, 1) or isSignalHigh(1, 1)
+        val eight = isSignalHigh(0, 2)
+        val sixteen = isSignalHigh(1, 2)
+
+        val state = one.toInt(0) or two.toInt(1) or four.toInt(2) or eight.toInt(3) or sixteen.toInt(4)
+
+        (sprite as SheetSpriteAnimation).currentRow = state
+        (spriteEmissive as SheetSpriteAnimation).currentRow = state
+    }
+
+    override fun updateSignal() {
+        updateQ()
+    }
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalRepeaterHorz.kt

@@ -0,0 +1,116 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.spriteanimation.SheetSpriteAnimation
+import net.torvald.terrarum.TerrarumAppConfiguration
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.gameworld.fmod
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
+import net.torvald.terrarum.toInt
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+import org.dyn4j.geometry.Vector2
+
+/**
+ * Created by minjaesong on 2024-03-08.
+ */
+class FixtureLogicSignalRepeaterHorz : Electric, Reorientable {
+
+
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
+
+    constructor() : super(
+        BlockBox(BlockBox.NO_COLLISION, 2, 1),
+        nameFun = { Lang["ITEM_LOGIC_SIGNAL_REPEATER"] }
+    )
+
+    override var orientation = 0 // 0 2, where 2 is a mirror-image rather than rotation
+
+    private fun setEmitterAndSink() {
+        clearStatus()
+        when (orientation) {
+            0 -> {
+                setWireSinkAt(0, 0, "digital_bit") // D
+                setWireEmitterAt(1, 0, "digital_bit") // Q
+            }
+            2 -> {
+                setWireSinkAt(1, 0, "digital_bit") // D
+                setWireEmitterAt(0, 0, "digital_bit") // Q
+            }
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+    }
+
+    private fun reorient() {
+        (sprite as SheetSpriteAnimation).currentFrame = orientation / 2
+        (spriteEmissive as SheetSpriteAnimation).currentFrame = orientation / 2
+    }
+
+    override fun orientClockwise() {
+        orientation = (orientation + 2) fmod 4
+        reorient(); setEmitterAndSink(); updateQ()
+    }
+    override fun orientAnticlockwise() {
+        orientation = (orientation - 2) fmod 4
+        reorient(); setEmitterAndSink(); updateQ()
+    }
+
+    init {
+        val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_repeater.tga")
+        val itemImage2 = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_repeater_emsv.tga")
+
+        density = 1400.0
+        setHitboxDimension(2*TILE_SIZE, 1*TILE_SIZE, 0, 1)
+
+        makeNewSprite(TextureRegionPack(itemImage.texture, 2*TILE_SIZE, 1*TILE_SIZE)).let {
+            it.setRowsAndFrames(4,2)
+            it.delays = FloatArray(4) { Float.POSITIVE_INFINITY }
+        }
+        makeNewSpriteEmissive(TextureRegionPack(itemImage2.texture, 2*TILE_SIZE, 1*TILE_SIZE)).let {
+            it.setRowsAndFrames(4,2)
+            it.delays = FloatArray(4) { Float.POSITIVE_INFINITY }
+        }
+
+        setEmitterAndSink()
+    }
+
+
+    override fun reload() {
+        super.reload()
+        reorient()
+        setEmitterAndSink()
+        updateQ()
+    }
+
+    private val D: Boolean
+        get() = when (orientation) {
+            0 -> getWireStateAt(0, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            2 -> getWireStateAt(1, 0, "digital_bit").x >= ELECTRIC_THRESHOLD_HIGH
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+
+    private fun updateQ() {
+        val (x, y) = when (orientation) {
+            0 -> 1 to 0
+            2 -> 0 to 0
+            else -> throw IllegalStateException("Orientation not in range ($orientation)")
+        }
+        // "capture" the input pin states
+        val D = this.D
+
+        setWireEmissionAt(x, y, Vector2(D.toInt().toDouble(), 0.0))
+
+        // update sprite
+        val one = isSignalHigh(0, 0)
+        val two = isSignalHigh(1, 0)
+
+        val state = one.toInt(0) or two.toInt(1)
+
+        (sprite as SheetSpriteAnimation).currentRow = state
+        (spriteEmissive as SheetSpriteAnimation).currentRow = state
+    }
+
+    override fun updateSignal() {
+        updateQ()
+    }
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalSevenSeg.kt

@@ -0,0 +1,87 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.spriteanimation.SheetSpriteAnimation
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.blockproperties.Block
+import net.torvald.terrarum.langpack.Lang
+import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
+import net.torvald.terrarum.toInt
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+
+/**
+ * Created by minjaesong on 2024-03-16.
+ */
+class FixtureLogicSignalSevenSeg : Electric {
+
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
+
+    constructor() : super(
+        BlockBox(BlockBox.NO_COLLISION, 4, 4),
+        nameFun = { Lang["ITEM_LOGIC_SIGNAL_DISPLAY"] }
+    )
+
+
+    @Transient private val actorBlocks = arrayOf(
+        arrayOf(null, Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION, null),
+        arrayOf(null, Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION, null),
+        arrayOf(null, Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION, null),
+        arrayOf(Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION),
+    )
+    override fun placeActorBlocks() {
+        forEachBlockbox { x, y, ox, oy ->
+            val tile = actorBlocks[oy][ox]
+            if (tile != null) {
+                world!!.setTileTerrain(x, y, tile, true)
+            }
+        }
+    }
+
+    init {
+        val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/sevenseg.tga")
+        val itemImage2 = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/sevenseg.tga")
+
+        density = 1400.0
+        setHitboxDimension(4*TILE_SIZE, 4*TILE_SIZE, 0, 1)
+
+        makeNewSprite(TextureRegionPack(itemImage.texture, 4*TILE_SIZE, 4*TILE_SIZE)).let {
+            it.setRowsAndFrames(2,16)
+            it.delays = FloatArray(16) { Float.POSITIVE_INFINITY }
+        }
+        makeNewSpriteEmissive(TextureRegionPack(itemImage2.texture, 4*TILE_SIZE, 4*TILE_SIZE)).let {
+            it.setRowsAndFrames(2,416)
+            it.delays = FloatArray(16) { Float.POSITIVE_INFINITY }
+        }
+
+        (sprite as SheetSpriteAnimation).currentRow = 0
+        (spriteEmissive as SheetSpriteAnimation).currentRow = 1
+
+        setWireSinkAt(0, 3, "digital_bit")
+        setWireSinkAt(1, 3, "digital_bit")
+        setWireSinkAt(2, 3, "digital_bit")
+        setWireSinkAt(3, 3, "digital_bit")
+    }
+
+    override fun reload() {
+        super.reload()
+        setWireSinkAt(0, 3, "digital_bit")
+        setWireSinkAt(1, 3, "digital_bit")
+        setWireSinkAt(2, 3, "digital_bit")
+        setWireSinkAt(3, 3, "digital_bit")
+        updateK()
+    }
+
+    override fun updateSignal() {
+        updateK()
+    }
+
+    private fun updateK() {
+        val state = isSignalHigh(0, 3).toInt(0) or
+                isSignalHigh(1, 3).toInt(1) or
+                isSignalHigh(2, 3).toInt(2) or
+                isSignalHigh(3, 3).toInt(3)
+
+        (sprite as SheetSpriteAnimation).currentFrame = state
+        (spriteEmissive as SheetSpriteAnimation).currentFrame = state
+    }
+}

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureLogicSignalSwitchManual.kt

@@ -1,22 +1,21 @@
 package net.torvald.terrarum.modulebasegame.gameactors
 
 import net.torvald.spriteanimation.SheetSpriteAnimation
-import net.torvald.terrarum.App
 import net.torvald.terrarum.TerrarumAppConfiguration
 import net.torvald.terrarum.gameactors.AVKey
 import net.torvald.terrarum.langpack.Lang
 import net.torvald.terrarum.modulebasegame.gameitems.FixtureItemBase
 import net.torvald.terrarum.toInt
-import net.torvald.terrarum.ui.MouseLatch
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 import org.dyn4j.geometry.Vector2
 
 /**
  * Created by minjaesong on 2024-03-01.
  */
-class FixtureSignalSwitchManual : Electric {
+class FixtureLogicSignalSwitchManual : Electric {
 
-    @Transient override val spawnNeedsFloor = false
+    @Transient override val spawnNeedsFloor = true
+    @Transient override val spawnNeedsWall = true
 
     constructor() : super(
         BlockBox(BlockBox.NO_COLLISION, 1, 1),
@@ -28,6 +27,7 @@ class FixtureSignalSwitchManual : Electric {
 
     init {
         val itemImage = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_switch.tga")
+        val itemImage2 = FixtureItemBase.getItemImageFromSingleImage("basegame", "sprites/fixtures/signal_switch_glow.tga")
 
         density = 1400.0
         setHitboxDimension(TerrarumAppConfiguration.TILE_SIZE, TerrarumAppConfiguration.TILE_SIZE, 0, 1)
@@ -37,6 +37,11 @@ class FixtureSignalSwitchManual : Electric {
             it.currentFrame = variant
             it.delays = floatArrayOf(Float.POSITIVE_INFINITY, Float.POSITIVE_INFINITY)
         }
+        makeNewSpriteGlow(TextureRegionPack(itemImage2.texture, TerrarumAppConfiguration.TILE_SIZE, TerrarumAppConfiguration.TILE_SIZE)).let {
+            it.setRowsAndFrames(2,8)
+            it.currentFrame = variant
+            it.delays = floatArrayOf(Float.POSITIVE_INFINITY, Float.POSITIVE_INFINITY)
+        }
 
         actorValue[AVKey.BASEMASS] = FixtureLogicSignalEmitter.MASS
 
@@ -53,19 +58,9 @@ class FixtureSignalSwitchManual : Electric {
         setWireEmissionAt(0, 0, Vector2(state.toInt().toDouble(), 0.0))
     }
 
-    @Transient private val clickLatch = MouseLatch(listOf(App.getConfigInt("config_mousesecondary")))
-
-    override fun updateImpl(delta: Float) {
-        super.updateImpl(delta)
-
-        // right click
-        if (mouseUp) {
-            clickLatch.latch {
-                state = !state
-                (sprite as SheetSpriteAnimation).currentRow = state.toInt()
-                setWireEmissionAt(0, 0, Vector2(state.toInt().toDouble(), 0.0))
-            }
-        }
-
+    override fun onInteract(mx: Double, my: Double) {
+        state = !state
+        (sprite as SheetSpriteAnimation).currentRow = state.toInt()
+        setWireEmissionAt(0, 0, Vector2(state.toInt().toDouble(), 0.0))
     }
 }

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureMusicalTurntable.kt

@@ -65,42 +65,36 @@ class FixtureMusicalTurntable : Electric, PlaysMusic {
 
     internal var disc: ItemID? = null
 
-    @Transient private val clickLatch = MouseLatch(listOf(App.getConfigInt("config_mousesecondary")))
-
     override val canBeDespawned: Boolean
         get() = disc == null
 
-    override fun updateImpl(delta: Float) {
-        super.updateImpl(delta)
+    override fun onInteract(mx: Double, my: Double) {
+        if (disc == null) {
+            if (INGAME.actorNowPlaying != null) {
+                val itemOnGrip =
+                    INGAME.actorNowPlaying!!.inventory.itemEquipped.get(GameItem.EquipPosition.HAND_GRIP)
+                val itemProp = ItemCodex[itemOnGrip]
 
-        // right click
-        if (mouseUp) {
-            clickLatch.latch {
-                if (disc == null) {
-                    if (INGAME.actorNowPlaying != null) {
-                        val itemOnGrip =
-                            INGAME.actorNowPlaying!!.inventory.itemEquipped.get(GameItem.EquipPosition.HAND_GRIP)
-                        val itemProp = ItemCodex[itemOnGrip]
-
-                        if (itemProp?.hasAllTagOf("MUSIC", "PHONO") == true) {
-                            disc = itemOnGrip
-                            INGAME.actorNowPlaying!!.removeItem(itemOnGrip!!)
-                            playDisc()
-                        }
-                    }
-                }
-                else {
-                    stopGracefully()
-                    PickaxeCore.dropItem(
-                        disc!!,
-                        intTilewiseHitbox.canonicalX.toInt(),
-                        intTilewiseHitbox.canonicalY.toInt()
-                    )
-                    disc = null
+                if (itemProp?.hasAllTagOf("MUSIC", "PHONO") == true) {
+                    disc = itemOnGrip
+                    INGAME.actorNowPlaying!!.removeItem(itemOnGrip!!)
+                    playDisc()
                 }
             }
         }
+        else {
+            stopGracefully()
+            PickaxeCore.dropItem(
+                disc!!,
+                intTilewiseHitbox.canonicalX.toInt(),
+                intTilewiseHitbox.canonicalY.toInt()
+            )
+            disc = null
+        }
+    }
 
+    override fun updateImpl(delta: Float) {
+        super.updateImpl(delta)
 
         // supress the normal background music playback
         if (musicIsPlaying && !flagDespawn) {
@@ -172,6 +166,8 @@ class FixtureMusicalTurntable : Electric, PlaysMusic {
         super.reload()
         // cannot resume playback, just stop the music
         musicNowPlaying = null
+        // update sprite
+        (sprite as SheetSpriteAnimation).currentRow = (disc == null).toInt()
     }
 
     override fun dispose() {

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureSmelterBasic.kt

@@ -1,10 +1,8 @@
 package net.torvald.terrarum.modulebasegame.gameactors
 
-import com.badlogic.gdx.Gdx
 import com.badlogic.gdx.Input
 import com.badlogic.gdx.graphics.Color
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
-import com.jme3.math.FastMath
 import net.torvald.gdx.graphics.Cvec
 import net.torvald.random.HQRNG
 import net.torvald.spriteanimation.SheetSpriteAnimation
@@ -18,6 +16,7 @@ import net.torvald.terrarum.gameactors.AVKey
 import net.torvald.terrarum.gameactors.Hitbox
 import net.torvald.terrarum.gameactors.Lightbox
 import net.torvald.terrarum.gamecontroller.KeyToggler
+import net.torvald.terrarum.gameitems.ItemID
 import net.torvald.terrarum.gameparticles.ParticleVanishingSprite
 import net.torvald.terrarum.langpack.Lang
 import net.torvald.terrarum.modulebasegame.TerrarumIngame
@@ -25,26 +24,102 @@ import net.torvald.terrarum.modulebasegame.ui.UISmelterBasic
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 
 /**
- * No GUI yet!
- *
+ * Created by minjaesong on 2024-03-09.
+ */
+interface SmelterItemStatus {
+    fun set(itm: ItemID, qty: Long)
+    fun changeCount(delta: Long)
+    fun nullify()
+    fun isNull(): Boolean
+    fun isNotNull(): Boolean = !isNull()
+    val itm: ItemID?
+    val qty: Long?
+}
+
+/**
  * Created by minjaesong on 2023-12-04.
  */
-class FixtureSmelterBasic : FixtureBase, CraftingStation {
+class FixtureSmelterBasic : FixtureBase {
 
     var fuelCaloriesNow = 0.0 // arbitrary number, may as well be watts or joules
     var fuelCaloriesMax: Double? = null
     var temperature = 0f // 0f..1f
     var progress = 0f // 0f..1f
 
-    var oreItem: InventoryPair? = null
-    var fireboxItem: InventoryPair? = null
-    var productItem: InventoryPair? = null
+    internal var oreItem: InventoryPair? = null
+    internal var fireboxItem: InventoryPair? = null
+    internal var productItem: InventoryPair? = null
+
+    @Transient val oreItemStatus = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (oreItem != null) oreItem!!.set(itm, qty)
+            else oreItem = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            oreItem!!.qty += delta
+            if (oreItem!!.qty <= 0L) {
+                oreItem = null
+            }
+        }
+        override fun nullify() {
+            oreItem = null
+        }
+        override fun isNull(): Boolean {
+            return oreItem == null
+        }
+        override val itm: ItemID?
+            get() = oreItem?.itm
+        override val qty: Long?
+            get() = oreItem?.qty
+    }
+    @Transient val fireboxItemStatus = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (fireboxItem != null) fireboxItem!!.set(itm, qty)
+            else fireboxItem = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            fireboxItem!!.qty += delta
+            if (fireboxItem!!.qty <= 0L) {
+                fireboxItem = null
+            }
+        }
+        override fun nullify() {
+            fireboxItem = null
+        }
+        override fun isNull(): Boolean {
+            return fireboxItem == null
+        }
+        override val itm: ItemID?
+            get() = fireboxItem?.itm
+        override val qty: Long?
+            get() = fireboxItem?.qty
+    }
+    @Transient val productItemStatus = object : SmelterItemStatus {
+        override fun set(itm: ItemID, qty: Long) {
+            if (productItem != null) productItem!!.set(itm, qty)
+            else productItem = InventoryPair(itm, qty)
+        }
+        override fun changeCount(delta: Long) {
+            productItem!!.qty += delta
+            if (productItem!!.qty <= 0L) {
+                productItem = null
+            }
+        }
+        override fun nullify() {
+            productItem = null
+        }
+        override fun isNull(): Boolean {
+            return productItem == null
+        }
+        override val itm: ItemID?
+            get() = productItem?.itm
+        override val qty: Long?
+            get() = productItem?.qty
+    }
 
     override val canBeDespawned: Boolean
         get() = oreItem == null && fireboxItem == null && productItem == null
 
-    @Transient override val tags = listOf("basicsmelter")
-
     init {
         CommonResourcePool.addToLoadingList("basegame/sprites/fixtures/smelter_tall.tga") {
             TextureRegionPack(ModMgr.getGdxFile("basegame", "sprites/fixtures/smelter_tall.tga"), 48, 64)
@@ -84,7 +159,7 @@ class FixtureSmelterBasic : FixtureBase, CraftingStation {
     @Transient val static = MusicContainer("bonfire", ModMgr.getFile("basegame", "audio/effects/static/bonfire.ogg"), true)
     @Transient val light = Cvec(0.5f, 0.18f, 0f, 0f)
 
-    @Transient override var lightBoxList = arrayListOf(Lightbox(Hitbox(0.0, 2*TILE_SIZED, TILE_SIZED * 2, TILE_SIZED * 2), Cvec(0.5f, 0.18f, 0f, 0f)))
+    @Transient override var lightBoxList = arrayListOf(Lightbox(Hitbox(0.0, 2*TILE_SIZED, TILE_SIZED * 2, TILE_SIZED * 2), light))
 
     @Transient private val actorBlocks = arrayOf(
         arrayOf(Block.ACTORBLOCK_NO_COLLISION, Block.ACTORBLOCK_NO_COLLISION, null),
@@ -112,27 +187,6 @@ class FixtureSmelterBasic : FixtureBase, CraftingStation {
 
     @Transient private val RNG = HQRNG()
 
-    fun changeFireboxItemCount(delta: Long) {
-        fireboxItem!!.qty += delta
-        if (fireboxItem!!.qty <= 0L) {
-            fireboxItem = null
-        }
-    }
-
-    fun changeOreItemCount(delta: Long) {
-        oreItem!!.qty += delta
-        if (oreItem!!.qty <= 0L) {
-            oreItem = null
-        }
-    }
-
-    fun changeProductItemCount(delta: Long) {
-        productItem!!.qty += delta
-        if (productItem!!.qty <= 0L) {
-            productItem = null
-        }
-    }
-
     override fun drawEmissive(frameDelta: Float, batch: SpriteBatch) {
         if (isVisible && spriteEmissive != null) {
             BlendMode.resolve(drawMode, batch)
@@ -198,7 +252,6 @@ class FixtureSmelterBasic : FixtureBase, CraftingStation {
     override fun updateImpl(delta: Float) {
         super.updateImpl(delta)
 
-        val oreItemProp = ItemCodex[oreItem?.itm]
         val fuelItemProp = ItemCodex[fireboxItem?.itm]
 
         // consume fuel
@@ -215,7 +268,7 @@ class FixtureSmelterBasic : FixtureBase, CraftingStation {
             nextDelayBase = fuelItemProp.smokiness
             nextDelay = (nextDelayBase * (1.0 + RNG.nextTriangularBal() * 0.1)).toFloat()
 
-            changeFireboxItemCount(-1)
+            fireboxItemStatus.changeCount(-1)
         }
         // no item on the slot
         else if (fuelCaloriesNow <= 0f && fireboxItem == null) {
@@ -243,28 +296,30 @@ class FixtureSmelterBasic : FixtureBase, CraftingStation {
             (sprite as? SheetSpriteAnimation)?.delays?.set(0, Math.random().toFloat() * 0.4f + 0.1f)
         }
 
+        val smeltingProduct = CraftingRecipeCodex.getSmeltingProductOf(oreItem?.itm)
+
         // roast items
         if (oreItem != null &&
             temperature > 0f &&
-            oreItemProp?.smeltingProduct != null &&
-            (productItem == null || oreItemProp.smeltingProduct == productItem!!.itm)
+            smeltingProduct != null &&
+            (productItem == null || smeltingProduct.item == productItem!!.itm)
         ) {
 
             progress += temperature
 
             if (progress >= CALORIES_PER_ROASTING) {
-                val smeltingProduct = oreItemProp.smeltingProduct!!
+                val smeltingProductItem = smeltingProduct.item
 
                 // check if the item even exists
-                if (ItemCodex[smeltingProduct] == null) throw NullPointerException("No item prop for $smeltingProduct")
+                if (ItemCodex[smeltingProductItem] == null) throw NullPointerException("No item prop for $smeltingProductItem")
 
                 if (productItem == null)
-                    productItem = InventoryPair(smeltingProduct, 1L)
+                    productItem = InventoryPair(smeltingProductItem, 1L)
                 else
-                    changeProductItemCount(1)
+                    productItemStatus.changeCount(1)
 
                 // take the ore item
-                changeOreItemCount(-1)
+                oreItemStatus.changeCount(-1)
 
                 progress = 0f
             }