You can no longer use blank columns in fake slabs, this prevents an i…

…ssue where new columns get indexed onto the blank columns being used by the fake slab

Scenes/AddCustomSlabWindow.gd

@@ -41,6 +41,7 @@ func _ready():
 		var shortcut = id.get_node("ButtonShortcut")
 		shortcut.connect("pressed",self,"shortcut_pressed",[id])
 		spinbox.max_value = 2047
+		spinbox.value = 1
 		spinbox.connect("value_changed",oCustomSlabVoxelView,"_on_CustomSlabSpinBox_value_changed")
 		customSlabArrayOfSpinbox.append(spinbox)
 		oGridContainerCustomColumns3x3.add_child(id)
@@ -83,12 +84,16 @@ func _on_AddCustomSlabButton_pressed():
 		# Find an unused ID within the fake data dictionary
 		while Slabs.data.has(newID):
 			newID += 1
+
 	else:
 		newID = int(oCustomSlabID.value) # For slabset, use the value from the UI
 		if Slabs.data.has(newID):
 			oMessage.big("Error", "For Slabset slabs you must use a unique ID. You may need to first delete the existing one.")
 			return
 
+
+
+
 	var slabCubeData = []
 	var slabFloorData = []
 	if is_fake: # For fake slabs, gather cube and floor data from the UI elements
@@ -97,6 +102,11 @@ func _on_AddCustomSlabButton_pressed():
 			var clmIndex = spinbox.value
 			slabCubeData.append(oDataClm.cubes[clmIndex])
 			slabFloorData.append(oDataClm.floorTexture[clmIndex])
+
+			if oDataClm.floorTexture[clmIndex] == 0 and oDataClm.cubes[clmIndex] == [0,0,0,0, 0,0,0,0]:
+				oMessage.quick("You should not use blank columns")
+				# Blank columns get indexed by other columns after a while
+				return
 
 	var slab_dict = {
 		"header_id": newID,

Scenes/UndoStates.gd

@@ -42,15 +42,15 @@ func attempt_to_save_new_undo_state(): # called by oEditor
 
 func on_undo_state_saved(new_state):
 	if undo_history.size() >= 1 and are_states_equal(new_state, undo_history[0]):
-		oMessage.quick("Didn't add undo state as it is the same as the previous undo-state")
+		#oMessage.quick("Didn't add undo state as it is the same as the previous undo-state")
 		is_saving_state = false
 		return
 	if undo_history.size() >= max_undo_states:
 		undo_history.pop_back()
 	undo_history.push_front(new_state)
 	oMenu.update_undo_availability()
 
-	oMessage.quick("Undo history size: " + str(undo_history.size()) + " (test)")
+	#oMessage.quick("Undo history size: " + str(undo_history.size()) + " (test)")
 
 
 	is_saving_state = false
@@ -86,7 +86,7 @@ func perform_undo():
 	oOpenMap.continue_load(oCurrentMap.path)
 	undo_history.pop_front()
 	oMenu.update_undo_availability()
-	oMessage.quick("Undo performed")
+	#oMessage.quick("Undo performed")
 
 	if oEditor.mapHasBeenEdited == false:
 		oEditor.mapHasBeenEdited = oEditor.SET_EDITED_WITHOUT_SAVING_STATE