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Arabic-to-Roman converter redo
-rewrote the Arabic-to-Roman number converter -moved it to mcl_util
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5827a7638d
commit
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@ -1,5 +1,7 @@
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mcl_util = {}
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mcl_util = {}
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dofile(minetest.get_modpath(minetest.get_current_modname()).."/roman_numerals.lua")
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-- Updates all values in t using values from to*.
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-- Updates all values in t using values from to*.
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function table.update(t, ...)
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function table.update(t, ...)
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for _, to in ipairs {...} do
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for _, to in ipairs {...} do
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30
mods/CORE/mcl_util/roman_numerals.lua
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30
mods/CORE/mcl_util/roman_numerals.lua
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@ -0,0 +1,30 @@
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local converter = {
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{1000, "M"},
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{900, "CM"},
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{500, "D"},
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{400, "CD"},
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{100, "C"},
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{90, "XC"},
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{50, "L"},
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{40, "XL"},
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{10, "X"},
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{9, "IX"},
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{5, "V"},
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{4, "IV"},
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{1, "I"}
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}
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mcl_util.to_roman = function(number)
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local r = ""
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local a = number
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local i = 1
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while a > 0 do
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if a >= converter[i][1] then
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a = a - converter[i][1]
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r = r.. converter[i][2]
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else
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i = i + 1
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end
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end
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return r
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end
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@ -56,7 +56,7 @@ end
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function mcl_enchanting.get_enchantment_description(enchantment, level)
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function mcl_enchanting.get_enchantment_description(enchantment, level)
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local enchantment_def = mcl_enchanting.enchantments[enchantment]
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local enchantment_def = mcl_enchanting.enchantments[enchantment]
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return enchantment_def.name ..
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return enchantment_def.name ..
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(enchantment_def.max_level == 1 and "" or " " .. mcl_enchanting.roman_numerals.toRoman(level))
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(enchantment_def.max_level == 1 and "" or " " .. mcl_util.to_roman(level))
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end
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end
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function mcl_enchanting.get_colorized_enchantment_description(enchantment, level)
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function mcl_enchanting.get_colorized_enchantment_description(enchantment, level)
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@ -11,7 +11,6 @@ mcl_enchanting = {
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book_animation_steps = {0, 640, 680, 700, 740},
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book_animation_steps = {0, 640, 680, 700, 740},
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book_animation_loop = {["open"] = true, ["close"] = true},
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book_animation_loop = {["open"] = true, ["close"] = true},
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book_animation_speed = 40,
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book_animation_speed = 40,
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roman_numerals = dofile(modpath .. "/roman_numerals.lua"), -- https://exercism.io/tracks/lua/exercises/roman-numerals/solutions/73c2fb7521e347209312d115f872fa49
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enchantments = {},
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enchantments = {},
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overlay = "^[colorize:purple:50",
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overlay = "^[colorize:purple:50",
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--overlay = "^[invert:rgb^[multiply:#4df44d:50^[invert:rgb",
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--overlay = "^[invert:rgb^[multiply:#4df44d:50^[invert:rgb",
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@ -1,5 +1,5 @@
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name = mcl_enchanting
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name = mcl_enchanting
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description = Enchanting for MineClone2
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description = Enchanting for MineClone2
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depends = tt, walkover, mcl_sounds, mcl_colors, mcl_experience
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depends = tt, walkover, mcl_sounds, mcl_colors, mcl_experience, mcl_util
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optional_depends = screwdriver
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optional_depends = screwdriver
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author = Fleckenstein
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author = Fleckenstein
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@ -1,34 +0,0 @@
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--------------------------------------------------------------------
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--! @file
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--! @brief Convert from normal numbers to Roman Numerals
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---------------------------------------------------------------------
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local conversionTable = {
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{ number = 1000, symbol = "M" },
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{ number = 900, symbol = "CM" },
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{ number = 500, symbol = "D" },
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{ number = 400, symbol = "CD" },
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{ number = 100, symbol = "C" },
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{ number = 90, symbol = "XC" },
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{ number = 50, symbol = "L" },
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{ number = 40, symbol = "XL" },
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{ number = 10, symbol = "X" },
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{ number = 9, symbol = "IX" },
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{ number = 5, symbol = "V" },
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{ number = 4, symbol = "IV" },
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{ number = 1, symbol = "I" }
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}
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return{
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toRoman = function(number)
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local romanNumeral = ""
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for _,table in pairs (conversionTable) do
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while(number >= table.number) do
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romanNumeral = romanNumeral .. table.symbol
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number = number - table.number
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end
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end
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return romanNumeral
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end
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}
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