Code style consistency: use tabs for indentation in all Lua code

compatibility.lua

@@ -1,34 +1,34 @@
 local function fix_min_catchment(settings, is_global)
-    local prefix = is_global and "mapgen_rivers_" or ""
+	local prefix = is_global and "mapgen_rivers_" or ""
 
-    local min_catchment = settings:get(prefix.."min_catchment")
+	local min_catchment = settings:get(prefix.."min_catchment")
-    if min_catchment then
+	if min_catchment then
-        min_catchment = tonumber(min_catchment)
+		min_catchment = tonumber(min_catchment)
-        local blocksize = tonumber(settings:get(prefix.."blocksize") or 15)
+		local blocksize = tonumber(settings:get(prefix.."blocksize") or 15)
-        settings:set(prefix.."min_catchment", tonumber(min_catchment) * blocksize*blocksize)
+		settings:set(prefix.."min_catchment", tonumber(min_catchment) * blocksize*blocksize)
-        local max_catchment = settings:get(prefix.."max_catchment")
+		local max_catchment = settings:get(prefix.."max_catchment")
-        if max_catchment then
+		if max_catchment then
-            max_catchment = tonumber(max_catchment)
+			max_catchment = tonumber(max_catchment)
-            local wpower = math.log(2*blocksize)/math.log(max_catchment/min_catchment)
+			local wpower = math.log(2*blocksize)/math.log(max_catchment/min_catchment)
-            settings:set(prefix.."river_widening_power", wpower)
+			settings:set(prefix.."river_widening_power", wpower)
-        end
+		end
-    end
+	end
 end
 
 local function fix_compatibility_minetest(settings)
-    local previous_version = settings:get("mapgen_rivers_version") or "0.0"
+	local previous_version = settings:get("mapgen_rivers_version") or "0.0"
 
-    if previous_version == "0.0" then
+	if previous_version == "0.0" then
-        fix_min_catchment(settings, true)
+		fix_min_catchment(settings, true)
-    end
+	end
 end
 
 local function fix_compatibility_mapgen_rivers(settings)
-    local previous_version = settings:get("version") or "0.0"
+	local previous_version = settings:get("version") or "0.0"
 
-    if previous_version == "0.0" then
+	if previous_version == "0.0" then
-        fix_min_catchment(settings, false)
+		fix_min_catchment(settings, false)
-    end
+	end
 end
 
 return fix_compatibility_minetest, fix_compatibility_mapgen_rivers

load.lua

@@ -73,28 +73,28 @@ function mapgen_rivers.interactive_loader(filename, bytes, signed, size, convert
 end
 
 function mapgen_rivers.write_map(filename, data, bytes)
-    local size = #data
+	local size = #data
-    local file = io.open(worldpath .. filename, 'wb')
+	local file = io.open(worldpath .. filename, 'wb')
-    local mfloor = math.floor
+	local mfloor = math.floor
-    local schar = string.char
+	local schar = string.char
-    local upack = unpack
+	local upack = unpack
 
-    local bytelist = {}
+	local bytelist = {}
-    for j=1, bytes do
+	for j=1, bytes do
-        bytelist[j] = 0
+		bytelist[j] = 0
-    end
+	end
 
-    for i=1, size do
+	for i=1, size do
-        local n = mfloor(data[i])
+		local n = mfloor(data[i])
-        data[i] = n
+		data[i] = n
-        for j=bytes, 2, -1 do
+		for j=bytes, 2, -1 do
-            bytelist[j] = n % 256
+			bytelist[j] = n % 256
-            n = mfloor(n / 256)
+			n = mfloor(n / 256)
-        end
+		end
-        bytelist[1] = n % 256
+		bytelist[1] = n % 256
 
-        file:write(schar(upack(bytelist)))
+		file:write(schar(upack(bytelist)))
-    end
+	end
 
-    file:close()
+	file:close()
 end

pregenerate.lua

@@ -40,9 +40,9 @@ local function pregenerate(keep_loaded)
 		model:flow()
 		model:erode(time_step)
 		if i < niter then
-		    if tectonic_step ~= 0 then
+			if tectonic_step ~= 0 then
-			    nobj_base:get_3d_map_flat({x=0, y=tectonic_step*i, z=0}, ref_dem)
+				nobj_base:get_3d_map_flat({x=0, y=tectonic_step*i, z=0}, ref_dem)
-		    end
+			end
 			model:isostasy()
 		end
 	end
@@ -67,12 +67,12 @@ local function pregenerate(keep_loaded)
 	sfile:close()
 
 	if keep_loaded then
-	    grid.dem = model.dem
+		grid.dem = model.dem
-	    grid.lakes = model.lakes
+		grid.lakes = model.lakes
-	    grid.dirs = model.dirs
+		grid.dirs = model.dirs
-	    grid.rivers = model.rivers
+		grid.rivers = model.rivers
-	    grid.offset_x = offset_x
+		grid.offset_x = offset_x
-	    grid.offset_y = offset_y
+		grid.offset_y = offset_y
 	end
 end
 

settings.lua

@@ -7,13 +7,13 @@ local previous_version_mt = mtsettings:get("mapgen_rivers_version") or "0.0"
 local previous_version_mgr = mgrsettings:get("version") or "0.0"
 
 if mapgen_rivers.version ~= previous_version_mt or mapgen_rivers.version ~= previous_version_mgr then
-    local compat_mt, compat_mgr = dofile(minetest.get_modpath(minetest.get_current_modname()) .. "/compatibility.lua")
+	local compat_mt, compat_mgr = dofile(minetest.get_modpath(minetest.get_current_modname()) .. "/compatibility.lua")
-    if mapgen_rivers.version ~= previous_version_mt then
+	if mapgen_rivers.version ~= previous_version_mt then
-        compat_mt(mtsettings)
+		compat_mt(mtsettings)
-    end
+	end
-    if mapgen_rivers.version ~= previous_version_mgr then
+	if mapgen_rivers.version ~= previous_version_mgr then
-        compat_mgr(mgrsettings)
+		compat_mgr(mgrsettings)
-    end
+	end
 end
 
 mtsettings:set("mapgen_rivers_version", mapgen_rivers.version)
@@ -72,8 +72,8 @@ mapgen_rivers.settings = {
 	glacier_factor = def_setting('glacier_factor', 'number', 8),
 	elevation_chill = def_setting('elevation_chill', 'number', 0.25),
 
-    grid_x_size = def_setting('grid_x_size', 'number', 1000),
+	grid_x_size = def_setting('grid_x_size', 'number', 1000),
-    grid_z_size = def_setting('grid_z_size', 'number', 1000),
+	grid_z_size = def_setting('grid_z_size', 'number', 1000),
 	evol_params = {
 		K = def_setting('river_erosion_coef', 'number', 0.5),
 		m = def_setting('river_erosion_power', 'number', 0.4),
@@ -84,7 +84,7 @@ mapgen_rivers.settings = {
 	evol_time = def_setting('evol_time', 'number', 10),
 	evol_time_step = def_setting('evol_time_step', 'number', 1),
 
-    load_all = mtsettings:get_bool('mapgen_rivers_load_all')
+	load_all = mtsettings:get_bool('mapgen_rivers_load_all')
 }
 
 local function write_settings()