cache my beloved

Co-authored-by: Ivan Yuriev <ivanyr44@gmail.com>

lib/level/level.lua

@@ -10,6 +10,8 @@ local utils = require "lib.utils.utils"
 local level = {}
 level.__index = level
 
+local path = nil
+
 --- @param type "procedural"|"handmaded"
 --- @param template Procedural|Handmaded
 local function new(type, template)
@@ -25,11 +27,25 @@ local function new(type, template)
     }, level)
 end
 
+local mposCache = nil
+
 function level:update(dt)
     self.characterGrid:reset()
     utils.each(self.characters, function(el)
         el:update(dt)
     end)
+    if self.characters[self.selector.id] then
+        local charPos = self.characters[self.selector.id].logic.mapLogic.position:floor()
+        --- @type Vec3
+        local mpos = self.camera:toWorldPosition(Vec3 { love.mouse.getX(), love.mouse.getY() }):floor()
+
+        -- ДУШИ здесь больше нет, приводите рыжих обратно
+        if not path or tostring(mpos) ~= mposCache then
+            path = require "lib.pathfinder" (charPos, mpos) -- ?????
+        end
+        mposCache = tostring(mpos)
+        -- path = (require "lib.pathfinder")(charPos, mpos)
+    end
     self.camera:update(dt)
     self.selector:update(dt)
 end
@@ -38,12 +54,7 @@ function level:draw()
     self.map:draw()
 
     --- Это отрисовка пути персонажа к мышке
-    if self.selector.id then
-        local charPos = self.characters[self.selector.id].logic.mapLogic.position:floor()
-        --- @type Vec3
-        local mpos = self.camera:toWorldPosition(Vec3 { love.mouse.getX(), love.mouse.getY() }):floor()
-        local path = (require "lib.pathfinder")(charPos, mpos)
-
+    if self.selector.id and path then
         love.graphics.setColor(0.6, 0.75, 0.5)
         for p in path:values() do
             love.graphics.circle("fill", p.x + 0.45, p.y + 0.45, 0.1)