diff options
| -rw-r--r-- | technic/radiation.lua | 56 |
1 files changed, 44 insertions, 12 deletions
diff --git a/technic/radiation.lua b/technic/radiation.lua index ac3f166..033f4a8 100644 --- a/technic/radiation.lua +++ b/technic/radiation.lua @@ -257,14 +257,12 @@ local function apply_fractional_damage(o, dmg) return false end -local function dmg_player(pos, player, strength) - local pl_pos = player:getpos() - pl_pos.y = pl_pos.y + abdomen_offset +local function calculate_base_damage(node_pos, object_pos, strength) local shielding = 0 - local dist = vector.distance(pos, pl_pos) + local dist = vector.distance(node_pos, object_pos) - for ray_pos in technic.trace_node_ray(pos, - vector.direction(pos, pl_pos), dist) do + for ray_pos in technic.trace_node_ray(node_pos, + vector.direction(node_pos, object_pos), dist) do local shield_name = minetest.get_node(ray_pos).name shielding = shielding + node_radiation_resistance(shield_name) * 0.1 end @@ -273,10 +271,46 @@ local function dmg_player(pos, player, strength) (math.max(0.75, dist * dist) * math.exp(shielding)) if dmg < rad_dmg_cutoff then return end - apply_fractional_damage(player, dmg) + return dmg +end + +local function calculate_damage_multiplier(object) + local ag = object.get_armor_groups and object:get_armor_groups() + if not ag then + return 0 + end + if ag.radiation then + return 0.01 * ag.radiation + end + if ag.fleshy then + return math.sqrt(0.01 * ag.fleshy) + end + return 0 +end - local pn = player:get_player_name() - radiated_players[pn] = (radiated_players[pn] or 0) + dmg +local function calculate_object_center(object) + if object:is_player() then + return {x=0, y=abdomen_offset, z=0} + end + return {x=0, y=0, z=0} +end + +local function dmg_object(pos, object, strength) + local obj_pos = vector.add(object:getpos(), calculate_object_center(object)) + local dmg = calculate_base_damage(pos, obj_pos, strength) + if not dmg then + return + end + local mul = calculate_damage_multiplier(object) + if mul == 0 then + return + end + dmg = dmg * mul + apply_fractional_damage(object, dmg) + if object:is_player() then + local pn = object:get_player_name() + radiated_players[pn] = (radiated_players[pn] or 0) + dmg + end end local rad_dmg_mult_sqrt = math.sqrt(1 / rad_dmg_cutoff) @@ -285,9 +319,7 @@ local function dmg_abm(pos, node) local max_dist = strength * rad_dmg_mult_sqrt for _, o in pairs(minetest.get_objects_inside_radius(pos, max_dist + abdomen_offset)) do - if o:is_player() then - dmg_player(pos, o, strength) - end + dmg_object(pos, o, strength) end end |