Make vampirism and extra health perks affect max health.

docs/perks_that_dont_work_properly.md

@@ -0,0 +1,8 @@
+ - ABILITY_ACTIONS_MATERIALIZED
+ - RESPAWN
+ - TELEKINESIS
+ - SAVING_GRACE
+ - INVISIBILITY (because stains aren't synced)
+ - CORDYCEPS
+ - HOMUNCULUS
+ 

quant.ew/files/src/net.lua

@@ -34,13 +34,22 @@ function rpc_base.opts_reliable()
   rpc_inner.opts.reliable = true
 end
 
+-- Also call rpc on client who initiated it.
+function rpc_base.opts_everywhere()
+  rpc_inner.opts.everywhere = true
+end
+
 local rpc_meta = {
   __newindex = function (t, k, v)
       table.insert(rpc_inner.rpcs, v)
       local index = #rpc_inner.rpcs
       local reliable = rpc_inner.opts.reliable == true
+      local everywhere = rpc_inner.opts.everywhere == true
       rawset(t, k, function(...)
         net.send(index, {...}, reliable)
+        if everywhere then
+          v(...)
+        end
       end)
       net_handling.mod[index] = function(peer_id, args)
         ctx.rpc_peer_id = peer_id

quant.ew/files/src/perk_fns.lua

@@ -3,9 +3,16 @@ local util = dofile_once("mods/quant.ew/files/src/util.lua")
 
 local perk_fns = {}
 
+-- Which perks we do not add to clients.
 local perks_to_ignore = {
-    GAMBLE = true,
+    GAMBLE = true, -- Tends to get readded, causing players to get a lot of random perks.
+    -- Doesn't make sense to duplicate those to clients.
     PERKS_LOTTERY = true,
+    REMOVE_FOG_OF_WAR = true,
+    MEGA_BEAM_STONE = true,
+    -- TODO: Needs extra work to work correctly
+    -- NO_MORE_SHUFFLE = true,
+    -- UNLIMITED_SPELLS = true,
 }
 
 function perk_fns.get_my_perks()

quant.ew/files/src/system/perk_patches/append/perk_list.lua

@@ -0,0 +1,22 @@
+local function patch_perk(perk_id, fn, ignore_original_func)
+    local perk_data = get_perk_with_id(perk_list, perk_id)
+    local old_func = perk_data.func
+    perk_data.func = function(entity_perk_item, entity_who_picked, item_name, pickup_count)
+        if not ignore_original_func then
+            old_func(entity_perk_item, entity_who_picked, item_name, pickup_count)
+        end
+        fn(entity_perk_item, entity_who_picked, item_name, pickup_count)
+    end
+end
+
+patch_perk("EXTRA_HP", function(entity_perk_item, entity_who_picked)
+    if EntityHasTag(entity_who_picked, "player_unit") then
+        CrossCall("ew_perks_modify_max_hp", 1.5, true)
+    end
+end)
+
+patch_perk("VAMPIRISM", function(entity_perk_item, entity_who_picked)
+    if EntityHasTag(entity_who_picked, "player_unit") then
+        CrossCall("ew_perks_modify_max_hp", 0.75)
+    end
+end, true)

quant.ew/files/src/system/perk_patches/init.lua

@@ -4,9 +4,30 @@ local net = dofile_once("mods/quant.ew/files/src/net.lua")
 local player_fns = dofile_once("mods/quant.ew/files/src/player_fns.lua")
 local np = require("noitapatcher")
 
+local rpc = net.new_rpc_namespace()
+
 local module = {}
 
 ModLuaFileAppend("data/scripts/perks/perk_list.lua", "mods/quant.ew/files/src/system/perk_patches/append/perk_list.lua")
 
+rpc.opts_reliable()
+rpc.opts_everywhere()
+function rpc.modify_max_hp(percent_amount, do_heal)
+    if ctx.is_host then
+        local player_count = tonumber(GlobalsGetValue("ew_player_count", "1"))
+        local health = ctx.cap.health
+        local max_hp = health.max_health()
+        health.set_max_health(max_hp + max_hp / player_count * (percent_amount-1))
+        if do_heal then
+            local hp = health.health()
+            health.set_health(hp + max_hp / player_count * (percent_amount-1))
+        end
+        if health.health() > health.max_health() then
+            health.set_health(health.max_health())
+        end
+    end
+end
+
+np.CrossCallAdd("ew_perks_modify_max_hp", rpc.modify_max_hp)
 
 return module

quant.ew/init.lua

@@ -52,6 +52,7 @@ local function load_modules()
     ctx.dofile_and_add_hooks("mods/quant.ew/files/src/system/heart_pickups/sync.lua")
     ctx.dofile_and_add_hooks("mods/quant.ew/files/src/system/spawn_hooks/init.lua")
     ctx.dofile_and_add_hooks("mods/quant.ew/files/src/system/proxy_info.lua")
+    ctx.dofile_and_add_hooks("mods/quant.ew/files/src/system/perk_patches/init.lua")
 end
 
 function OnProjectileFired(shooter_id, projectile_id, initial_rng, position_x, position_y, target_x, target_y, send_message,