Highlight the Northern border by default

init.lua

@@ -937,7 +937,7 @@ function schemedit.mark(pos)
 	local offset
 
 	-- XY plane markers
-	for _, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do
+	for i, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do
 		if low then
 			offset = -0.01
 		else
@@ -945,8 +945,17 @@ function schemedit.mark(pos)
 		end
 		local marker = minetest.add_entity({x = pos1.x + sizex - 0.5, y = pos1.y + sizey - 0.5, z = z + offset}, "schemedit:display")
 		if marker ~= nil then
+			local textures
+			if i == 2 then
+				if minetest.settings:get_bool("schemedit_highlight_north", true) then
+					-- Highlight Northern side
+					textures = marker:get_properties().textures
+					textures[1] = "("..textures[1] .. ")^[brighten"
+				end
+			end
 			marker:set_properties({
 				visual_size={x=(sizex+0.01) * 2, y=(sizey+0.01) * 2},
+				textures=textures,
 			})
 			marker:get_luaentity().id = id
 			marker:get_luaentity().owner = owner
@@ -963,7 +972,6 @@ function schemedit.mark(pos)
 		else
 			offset = 0.01
 		end
-
 		local marker = minetest.add_entity({x = x + offset, y = pos1.y + sizey - 0.5, z = pos1.z + sizez - 0.5}, "schemedit:display")
 		if marker ~= nil then
 			marker:set_properties({

settingtypes.txt

@@ -6,3 +6,6 @@ schemedit_export_lua (.lua file schematic export) bool false
 # * edges: Show borders at the edges
 # * checkers: Checker pattern at the sides
 schemedit_border_style (Border style) enum edges edges,checkers
+
+# If enabled, the Northern border marker will be brighter.
+schemedit_highlight_north (Highlight Northern border) bool true