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https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-12-27 18:39:34 +01:00
94 lines
3 KiB
Lua
94 lines
3 KiB
Lua
mcl_damage.register_modifier(function(obj, damage, reason)
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local flags = reason.flags
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if flags.bypasses_armor and flags.bypasses_magic then
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return damage
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end
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local uses = math.max(1, math.floor(damage / 4))
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local points = 0
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local toughness = 0
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local enchantment_protection_factor = 0
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local thorns_damage_regular = 0
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local thorns_damage_irregular = 0
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local thorns_pieces = {}
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local inv = mcl_util.get_inventory(obj)
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if inv then
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for name, element in pairs(mcl_armor.elements) do
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local itemstack = inv:get_stack("armor", element.index)
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if not itemstack:is_empty() then
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local itemname = itemstack:get_name()
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local enchantments = mcl_enchanting.get_enchantments(itemstack)
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if not flags.bypasses_armor then
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points = points + minetest.get_item_group(itemname, "mcl_armor_points")
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toughness = toughness + minetest.get_item_group(itemname, "mcl_armor_toughness")
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mcl_util.use_item_durability(itemstack, uses)
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inv:set_stack("armor", element.index, itemstack)
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end
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if not flags.bypasses_magic then
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local function add_enchantments(tbl)
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if tbl then
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for _, enchantment in pairs(tbl) do
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local level = enchantments[enchantment.id]
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if level and level > 0 then
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enchantment_protection_factor = enchantment_protection_factor + level * enchantment.factor
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end
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end
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end
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end
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add_enchantments(mcl_armor.protection_enchantments.wildcard)
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add_enchantments(mcl_armor.protection_enchantments.types[reason.type])
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for flag, value in pairs(flags) do
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if value then
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add_enchantments(mcl_armor.protection_enchantments.flags[flag])
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end
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end
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end
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if reason.source and enchantments.thorns and enchantments.thorns > 0 then
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local do_irregular_damage = enchantments.thorns > 10
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if do_irregular_damage or thorns_damage_regular < 4 and math.random() < enchantments.thorns * 0.15 then
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if do_irregular_damage then
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thorns_damage_irregular = thorns_damage_irregular + throrns_level - 10
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else
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thorns_damage_regular = math.min(4, thorns_damage_regular + math.random(4))
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end
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end
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table.insert(thorns_pieces, {index = element.index, itemstack = itemstack})
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end
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end
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end
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end
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-- https://minecraft.gamepedia.com/Armor#Damage_protection
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damage = damage * (1 - math.min(20, math.max((points / 5), points - damage / (2 + (toughness / 4)))) / 25)
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-- https://minecraft.gamepedia.com/Armor#Enchantments
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damage = damage * (1 - math.min(20, enchantment_protection_factor) / 25)
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local thorns_damage = thorns_damage_regular + thorns_damage_irregular
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if thorns_damage > 0 and reason.source ~= obj then
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mcl_util.deal_damage(reason.source, {type = "thorns", direct = obj, source = reason.source})
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local thorns_item = thorns_pieces[math.random(#thorns_pieces)]
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mcl_util.use_item_durability(thorns_item.itemstack, 2)
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inv:set_stack("armor", thorns_item.index, thorns_item.itemstack)
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end
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mcl_armor.update(obj)
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return math.floor(damage + 0.5)
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end, 0)
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