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Redesign damage modifier execution
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@ -15,7 +15,7 @@ mcl_damage = {
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out_of_world = {bypasses_armor = true, bypasses_invulnerability = true},
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generic = {bypasses_armor = true},
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magic = {is_magic = true, bypasses_armor = true},
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wither = {bypasses_armor = true}, -- unused
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wither = {bypasses_armor = true}, -- unused
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anvil = {},
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falling_node = {}, -- unused
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dragon_breath = {bypasses_armor = true}, -- unused
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@ -30,24 +30,45 @@ mcl_damage = {
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}
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}
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local old_register_hpchange = minetest.register_on_player_hpchange
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function minetest.register_on_player_hpchange(func, modifier)
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if modifier then
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mcl_damage.register_modifier(func, 0)
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else
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old_register_hpchange(func, modifier)
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end
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end
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function mcl_damage.register_modifier(func, priority)
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table.insert(mcl_damage.modifiers, {func = func, priority = priority or 0})
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end
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function mcl_damage.get_mcl_damage_reason(mt_reason)
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local mcl_reason = {
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type = "generic",
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}
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function mcl_damage.do_modifiers(player, damage, reason)
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for _, modf in ipairs(mcl_damage.modifiers) do
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damage = modf.func(player, damage, reason) or damage
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if damage == 0 then
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return 0
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end
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end
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return damage
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end
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function mcl_damage.from_punch(mcl_reason, object)
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mcl_reason.direct = object
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local luaentity = mcl_reason.direct:get_luaentity()
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if luaentity then
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if luaentity._is_arrow then
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mcl_reason.type = "arrow"
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elseif luaentity._is_fireball then
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mcl_reason.type = "fireball"
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elseif luaentity._cmi_is_mob then
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mcl_reason.type = "mob"
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end
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mcl_reason.source = mcl_reason.source or luaentity._source_object
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else
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mcl_reason.type = "player"
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end
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end
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function mcl_damage.finish_reason(mcl_reason)
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mcl_reason.source = mcl_reason.source or mcl_reason.direct
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mcl_reason.flags = mcl_damage.types[mcl_reason.type]
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end
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function mcl_damage.from_mt(mt_reason)
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local mcl_reason = {type = "generic"}
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if mt_reason._mcl_type then
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mcl_reason.type = mt_reason._mcl_type
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@ -56,22 +77,7 @@ function mcl_damage.get_mcl_damage_reason(mt_reason)
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elseif mt_reason.type == "drown" then
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mcl_reason.type = "drown"
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elseif mt_reason.type == "punch" then
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mcl_reason.direct = mt_reason.object
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if mcl_reason.direct then
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local luaentity = mcl_reason.direct:get_luaentity()
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if luaentity then
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if luaentity._is_arrow then
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mcl_reason.type = "arrow"
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elseif luaentity._is_fireball then
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mcl_reason.type = "fireball"
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elseif luaentity._cmi_is_mob then
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mcl_reason.type = "mob"
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end
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mcl_reason.source = mcl_reason.source or luaentity._source_object
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else
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mcl_reason.type = "player"
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end
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end
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mcl_damage.from_punch(mcl_reason, mt_reason.object)
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elseif mt_reason.type == "node_damage" and mt_reason.node then
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if minetest.get_item_group(mt_reason.node, "fire") > 0 then
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mcl_reason.type = "in_fire"
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@ -87,8 +93,7 @@ function mcl_damage.get_mcl_damage_reason(mt_reason)
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end
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end
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mcl_reason.source = mcl_reason.source or mcl_reason.direct
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mcl_reason.flags = mcl_damage.types[mcl_reason.type]
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mcl_damage.finish_reason(mcl_reason)
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return mcl_reason
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end
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@ -97,16 +102,10 @@ function mcl_damage.register_type(name, def)
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mcl_damage.types[name] = def
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end
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old_register_hpchange(function(player, hp_change, mt_reason)
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local mcl_reason = mcl_damage.get_mcl_damage_reason(mt_reason)
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for _, modf in ipairs(mcl_damage.modifiers) do
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hp_change = modf.func(player, hp_change, mt_reason, mcl_reason) or hp_change
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if hp_change == 0 then
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return 0
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end
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minetest.register_on_player_hpchange(function(player, hp_change, mt_reason)
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if hp_change < 0 then
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hp_change = -mcl_damage.do_modifiers(player, -hp_change, mcl_damage.from_mt(mt_reason))
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end
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return hp_change
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end, true)
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@ -1,13 +1,8 @@
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function mcl_armor.damage_modifier(obj, hp_change, reason)
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if hp_change > 0 then
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return hp_change
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end
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local damage = -hp_change
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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 hp_change
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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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@ -95,5 +90,5 @@ function mcl_armor.damage_modifier(obj, hp_change, reason)
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mcl_armor.update(obj)
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return -math.floor(damage + 0.5)
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end
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return math.floor(damage + 0.5)
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end, 0)
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@ -155,7 +155,3 @@ end)
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minetest.register_on_leaveplayer(function(player)
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mcl_armor.player_view_range_factors[player] = nil
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end)
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mcl_damage.register_modifier(function(player, hp_change, _, reason)
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return mcl_armor.damage_modifier(player, hp_change, reason)
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end)
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@ -1,8 +1,5 @@
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mcl_criticals = {}
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function mcl_criticals.modifier(obj, hp_change, reason)
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local damage = -hp_change
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if damage > 0 and reason.type == "player" then
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mcl_damage.register_modifier(function(obj, damage, reason)
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if reason.type == "player" then
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local hitter = reason.direct
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if mcl_sprint.is_sprinting(hitter) then
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obj:add_velocity(hitter:get_velocity())
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@ -27,12 +24,7 @@ function mcl_criticals.modifier(obj, hp_change, reason)
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})
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minetest.sound_play("mcl_criticals_hit", {object = obj})
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-- the minecraft wiki is actually wrong about a crit dealing 150% damage, see minecraft source code
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damage = damage + math.random(0, math.floor(damage * 1.5 + 2))
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return damage + math.random(0, math.floor(damage * 1.5 + 2))
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end
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end
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return -damage
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end
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mcl_damage.register_modifier(function(player, hp_change, _, mcl_reason)
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return mcl_criticals.modifier(player, hp_change, mcl_reason)
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end, -100)
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