assets/shaders/blur.glsl

@@ -1,18 +0,0 @@
-extern vec2 direction; // (1.0, 0.0) для X, (0.0, 1.0) для Y
-extern number radius; // радиус размытия
-
-vec4 effect(vec4 vcolor, Image tex, vec2 texture_coords, vec2 screen_coords)
-{
-    vec4 sum = vec4(0.0);
-    float weightTotal = 0.0;
-
-    for (int i = -10; i <= 10; i++) {
-        float offset = float(i);
-        float weight = exp(-offset * offset / (2.0 * radius * radius));
-        vec2 shift = direction * offset / love_ScreenSize.xy;
-        sum += Texel(tex, texture_coords + shift) * weight;
-        weightTotal += weight;
-    }
-
-    return sum / weightTotal;
-}

assets/shaders/light.glsl

@@ -1,30 +0,0 @@
-extern vec3 color;
-extern number time;
-
-vec4 effect(vec4 vcolor, Image tex, vec2 texture_coords, vec2 screen_coords)
-{
-    vec4 texColor = Texel(tex, texture_coords);
-
-    float mask = texColor.r;
-
-    vec2 uv = texture_coords - 0.5;
-    float dist = length(uv * 2.0);
-
-    float t = time;
-
-    float wave = sin((uv.x + uv.y) * 6.0 + t * 1.5) * 0.03;
-    float ripple = sin(length(uv) * 20.0 - t * 2.0) * 0.02;
-    float flicker = sin(t * 2.5) * 0.02;
-
-    dist += wave + ripple + flicker;
-
-    float intensity = 1.0 - smoothstep(0.0, 1.0, dist);
-    intensity = pow(intensity, 2.0);
-
-    float colorShift = sin(t * 3.0) * 0.1;
-    vec3 flickerColor = color + vec3(colorShift, colorShift * 0.5, -colorShift * 0.3);
-
-    vec3 finalColor = flickerColor * intensity * mask;
-
-    return vec4(finalColor, mask * intensity);
-}

assets/shaders/light_postprocess.glsl

@@ -1,20 +0,0 @@
-extern Image scene;
-extern Image light;
-
-extern vec3 ambient;
-
-vec4 effect(vec4 vcolor, Image unused, vec2 uv, vec2 px)
-{
-    vec4 s = Texel(scene, uv);
-    vec3 l = Texel(light, uv).rgb;
-
-    l = clamp(l, 0.0, 1.0);
-    vec3 a = clamp(ambient, 0.0, 1.0);
-
-    // Канальный множитель: от ambient до 1 в зависимости от света
-    vec3 m = a + (vec3(1.0) - a) * l;
-
-    vec3 rgb = s.rgb * m;
-
-    return vec4(rgb, s.a);
-}

lib/animation_node.lua

@@ -1,5 +1,6 @@
 local easing = require "lib.utils.easing"
 
+--- @alias voidCallback fun(): nil
 --- @alias animationRunner fun(node: AnimationNode)
 
 --- Узел дерева анимаций.
@@ -22,7 +23,6 @@ local easing = require "lib.utils.easing"
 ---         }
 ---     }:run()
 --- ```
---- @deprecated
 --- @class AnimationNode
 --- @field count integer
 --- @field run animationRunner
@@ -73,7 +73,6 @@ function animation:update(dt)
     end
 end
 
---- @deprecated
 --- @param data {[1]: animationRunner?, onEnd?: voidCallback, duration: number?, easing: ease?, children?: AnimationNode[]}
 --- @return AnimationNode
 local function new(data)
@@ -90,7 +89,6 @@ local function new(data)
     t.t = 0
     t.state = "running"
     t.finish = function()
-        if t.state ~= "running" then return end
         t.state = "waiting"
         t:bubbleUp()
         for _, anim in ipairs(t.children) do

lib/annotations.lua

@@ -1,13 +1,6 @@
 --- @meta _
+Tree.behaviors.map             = require "lib.character.behaviors.map"
 Tree.behaviors.spellcaster     = require "lib.character.behaviors.spellcaster"
 Tree.behaviors.sprite          = require "lib.character.behaviors.sprite"
 Tree.behaviors.stats           = require "lib.character.behaviors.stats"
 Tree.behaviors.residentsleeper = require "lib.character.behaviors.residentsleeper"
-Tree.behaviors.shadowcaster    = require "lib.character.behaviors.shadowcaster"
-Tree.behaviors.light           = require "character.behaviors.light"
-Tree.behaviors.positioned      = require "character.behaviors.positioned"
-Tree.behaviors.tiled           = require "character.behaviors.tiled"
-Tree.behaviors.cursor          = require "character.behaviors.cursor"
-Tree.behaviors.ai              = require "lib.character.behaviors.ai"
-
---- @alias voidCallback fun(): nil

lib/audio.lua

@@ -1,91 +0,0 @@
-local ease = require "lib.utils.easing"
-local AnimationNode = require "lib.animation_node"
-
-local EFFECTS_SUPPORTED = love.audio.isEffectsSupported()
-
---- @alias SourceFilter { type: "bandpass"|"highpass"|"lowpass", volume: number, highgain: number, lowgain: number }
-
---- @class Audio
---- @field musicVolume number
---- @field soundVolume number
---- @field looped boolean
---- @field animationNode AnimationNode?
---- @field from love.Source?
---- @field to love.Source?
-audio = {}
-audio.__index = audio
-
---- здесь мы должны выгружать значения из файлика с сохранением настроек
-local function new(musicVolume, soundVolume)
-    return setmetatable({
-        musicVolume = musicVolume,
-        soundVolume = soundVolume,
-        looped = true
-    }, audio)
-end
-
-function audio:update(dt)
-    if not self.animationNode then return end
-    self.from:setVolume(self.musicVolume - self.animationNode:getValue() * self.musicVolume)
-    self.to:setVolume(self.animationNode:getValue() * self.musicVolume)
-    self.animationNode:update(dt)
-    -- print(self.animationNode.t)
-end
-
---- if from is nil, than we have fade in to;
---- if to is nil, than we have fade out from
----
---- also we should guarantee, that from and to have the same volume
---- @param from love.Source
---- @param to love.Source
---- @param ms number? in milliseconds
-function audio:crossfade(from, to, ms)
-    print("[Audio]: Triggered crossfade")
-    self:play(to)
-    to:setVolume(0)
-    self.from = from
-    self.to = to
-    self.animationNode = AnimationNode {
-        function(node) end,
-        onEnd = function()
-            self.from:setVolume(0)
-            self.to:setVolume(self.musicVolume)
-            self.from:stop()
-            self.animationNode = nil
-            print("[Audio]: Crossfade done")
-        end,
-        duration = ms or 1000,
-        easing = ease.easeOutCubic,
-    }
-    self.animationNode:run()
-end
-
---- @param source love.Source
---- @param settings SourceFilter?
---- @param effectName string?
-function audio:play(source, settings, effectName)
-    if source:getType() == "stream" then
-        source:setLooping(self.looped)
-        source:setVolume(self.musicVolume)
-        source:play()
-    else
-        source:setVolume(self.soundVolume)
-        source:play()
-    end
-    if settings and EFFECTS_SUPPORTED then
-        source.setFilter(source, settings)
-    end
-    if effectName and EFFECTS_SUPPORTED then
-        source:setEffect(effectName, true)
-    end
-end
-
-function audio:setMusicVolume(volume)
-    self.musicVolume = volume
-end
-
-function audio:setSoundVolume(volume)
-    self.soundVolume = volume
-end
-
-return { new = new }

lib/character/behaviors/ai.lua

@@ -1,59 +0,0 @@
-local AnimationNode = require "lib.animation_node"
-local easing        = require "lib.utils.easing"
-
-local function closestCharacter(char)
-    local caster = Vec3 {}
-    char:try(Tree.behaviors.positioned, function(b)
-        caster = b.position
-    end)
-    local charTarget
-    local minDist = 88005553535 -- spooky magic number
-    for k, v in pairs(Tree.level.characters) do
-        v:try(Tree.behaviors.positioned, function(b)
-            local dist = ((caster.x - b.position.x) ^ 2 + (caster.y - b.position.y) ^ 2) ^ 0.5
-            if dist < minDist and dist ~= 0 then
-                minDist = dist
-                charTarget = v
-            end
-            -- print(k, b.position)
-        end)
-    end
-    return charTarget
-end
-
---- @class AIBehavior : Behavior
---- @field animationNode AnimationNode?
---- @field target Vec3?
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "ai"
-
-function behavior.new()
-    return setmetatable({}, behavior)
-end
-
---- @return Task<nil>
-function behavior:makeTurn()
-    return function(callback) -- почему так, описано в Task
-        self.owner:try(Tree.behaviors.spellcaster, function(spellB)
-            local charTarget = closestCharacter(self.owner)
-            charTarget:try(Tree.behaviors.positioned, function(b)
-                self.target = Vec3 { b.position.x, b.position.y + 1 } --- @todo тут захардкожено + 1, но мы должны как-то хитро определять с какой стороны обойти
-            end)
-
-            spellB.spellbook[1]:cast(self.owner, self.target)(function()
-                -- здесь мы оказываемся после того, как сходили в первый раз
-                print("[AI]: finished move 1")
-                local newTarget = Vec3 { 1, 1 }
-                -- поэтому позиция персонажа для нового каста пересчитается динамически
-                spellB.spellbook[1]:cast(self.owner, newTarget)(function()
-                    print("[AI]: finished move 2")
-                    -- дергаем функцию после завершения хода
-                    callback()
-                end)
-            end)
-        end)
-    end
-end
-
-return behavior

lib/character/behaviors/behavior.lua

@@ -11,11 +11,6 @@ behavior.id = "behavior"
 
 function behavior.new() return setmetatable({}, behavior) end
 
---- это деструктор с крутым названием
-function behavior:die()
-
-end
-
 function behavior:update(dt) end
 
 function behavior:draw() end

lib/character/behaviors/cursor.lua

@@ -1,19 +0,0 @@
---- Добавляет следование за курсором мыши
---- @class CursorBehavior : Behavior
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "cursor"
-
----@return CursorBehavior
-function behavior.new()
-    return setmetatable({}, behavior)
-end
-
-function behavior:update()
-    self.owner:try(Tree.behaviors.positioned, function(b)
-        local mx, my = love.mouse.getX(), love.mouse.getY()
-        b.position = Tree.level.camera:toWorldPosition(Vec3 { mx, my })
-    end)
-end
-
-return behavior

lib/character/behaviors/light.lua

@@ -1,74 +0,0 @@
-local AnimationNode = require "lib.animation_node"
-local easing        = require "lib.utils.easing"
-
---- @class LightBehavior : Behavior
---- @field intensity number
---- @field color Vec3
---- @field seed integer
---- @field colorAnimationNode? AnimationNode
---- @field private animateColorCallback? fun(): nil
---- @field targetColor? Vec3
---- @field sourceColor? Vec3
-local behavior      = {}
-behavior.__index    = behavior
-behavior.id         = "light"
-
----@param values {intensity: number?, color: Vec3?, seed: integer?}
----@return LightBehavior
-function behavior.new(values)
-    return setmetatable({
-        intensity = values.intensity or 1,
-        color = values.color or Vec3 { 1, 1, 1 },
-        seed = values.seed or math.random(math.pow(2, 16))
-    }, behavior)
-end
-
-function behavior:update(dt)
-    if not self.colorAnimationNode then return end
-    local delta = self.targetColor - self.sourceColor
-    self.color = self.sourceColor + delta * self.colorAnimationNode:getValue()
-    self.colorAnimationNode:update(dt)
-end
-
---- @TODO: refactor
-function behavior:animateColor(targetColor)
-    if self.colorAnimationNode then self.colorAnimationNode:finish() end
-    self.colorAnimationNode = AnimationNode {
-        function(_) end,
-        easing = easing.easeInQuad,
-        duration = 800,
-        onEnd = function()
-            if self.animateColorCallback then self.animateColorCallback() end
-        end
-    }
-    self.colorAnimationNode:run()
-    self.sourceColor = self.color
-    self.targetColor = targetColor
-
-    return function(callback)
-        self.animateColorCallback = callback
-    end
-end
-
-function behavior:draw()
-    local positioned = self.owner:has(Tree.behaviors.positioned)
-    if not positioned then return end
-
-    Tree.level.camera:attach()
-    love.graphics.setCanvas(Tree.level.render.textures.lightLayer)
-    local shader = Tree.assets.files.shaders.light
-    shader:send("color", { self.color.x, self.color.y, self.color.z })
-    shader:send("time", love.timer.getTime() + self.seed)
-    love.graphics.setShader(shader)
-    love.graphics.draw(Tree.assets.files.masks.circle128, positioned.position.x - self.intensity / 2,
-        positioned.position.y - self.intensity / 2, 0, self.intensity / 128,
-        self.intensity / 128)
-
-    love.graphics.setBlendMode("alpha")
-
-    love.graphics.setShader()
-    love.graphics.setCanvas()
-    Tree.level.camera:detach()
-end
-
-return behavior

lib/character/behaviors/map.lua

@@ -0,0 +1,91 @@
+local utils = require "lib.utils.utils"
+
+--- Отвечает за размещение и перемещение по локации
+--- @class MapBehavior : Behavior
+--- @field position Vec3
+--- @field runTarget Vec3 точка, в которую в данный момент бежит персонаж
+--- @field displayedPosition Vec3 точка, в которой персонаж отображается
+--- @field t0 number время начала движения для анимациии
+--- @field path Deque путь, по которому сейчас бежит персонаж
+--- @field animationNode? AnimationNode AnimationNode, с которым связана анимация перемещения
+--- @field size Vec3
+local mapBehavior = {}
+mapBehavior.__index = mapBehavior
+mapBehavior.id = "map"
+
+
+--- @param position? Vec3
+--- @param size? Vec3
+function mapBehavior.new(position, size)
+    return setmetatable({
+        position = position or Vec3({}),
+        displayedPosition = position or Vec3({}),
+        size = size or Vec3({ 1, 1 }),
+    }, mapBehavior)
+end
+
+--- @param position Vec3
+function mapBehavior:lookAt(position)
+    self.owner:try(Tree.behaviors.sprite,
+        function(sprite)
+            if position.x > self.displayedPosition.x then sprite.side = sprite.RIGHT end
+            -- (sic!)
+            if position.x < self.displayedPosition.x then sprite.side = sprite.LEFT end
+        end
+    )
+end
+
+--- @param path Deque
+--- @param animationNode AnimationNode
+function mapBehavior:followPath(path, animationNode)
+    if path:is_empty() then return animationNode:finish() end
+    self.animationNode = animationNode
+    self.position = self.displayedPosition
+    self.owner:try(Tree.behaviors.sprite, function(sprite)
+        sprite:loop("run")
+    end)
+    self.path = path;
+    ---@type Vec3
+    local nextCell = path:peek_front()
+    self:runTo(nextCell)
+    path:pop_front()
+end
+
+--- @param target Vec3
+function mapBehavior:runTo(target)
+    self.t0 = love.timer.getTime()
+    self.runTarget = target
+    self.owner:try(Tree.behaviors.sprite,
+        function(sprite)
+            if target.x < self.position.x then
+                sprite.side = Tree.behaviors.sprite.LEFT
+            elseif target.x > self.position.x then
+                sprite.side = Tree.behaviors.sprite.RIGHT
+            end
+        end
+    )
+end
+
+function mapBehavior:update(dt)
+    if self.runTarget then
+        local delta = love.timer.getTime() - self.t0 or love.timer.getTime()
+        local fraction = delta /
+            (0.5 * self.runTarget:subtract(self.position):length()) -- бежим одну клетку за 500 мс, по диагонали больше
+        if fraction >= 1 then                                       -- анимация перемещена завершена
+            self.position = self.runTarget
+            if not self.path:is_empty() then                        -- еще есть, куда бежать
+                self:runTo(self.path:pop_front())
+            else                                                    -- мы добежали до финальной цели
+                self.owner:try(Tree.behaviors.sprite, function(sprite)
+                    sprite:loop("idle")
+                end)
+                self.runTarget = nil
+                if self.animationNode then self.animationNode:finish() end
+            end
+        else                                                                             -- анимация перемещения не завершена
+            self.displayedPosition = utils.lerp(self.position, self.runTarget, fraction) -- линейный интерполятор
+        end
+    end
+end
+
+return mapBehavior

lib/character/behaviors/positioned.lua

@@ -1,25 +0,0 @@
---- Отвечает за размещение на уровне
---- @class PositionedBehavior : Behavior
---- @field position Vec3
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "positioned"
-
---- @param position? Vec3
-function behavior.new(position)
-    return setmetatable({
-        position = position or Vec3({}),
-    }, behavior)
-end
-
---- @param position Vec3
-function behavior:lookAt(position)
-    self.owner:try(Tree.behaviors.sprite,
-        function(sprite)
-            if position.x > self.position.x then sprite.side = sprite.RIGHT end
-            if position.x < self.position.x then sprite.side = sprite.LEFT end
-        end
-    )
-end
-
-return behavior

lib/character/behaviors/residentsleeper.lua

@@ -1,37 +1,28 @@
 --- Умеет асинхронно ждать какое-то время (для анимаций)
 --- @class ResidentSleeperBehavior : Behavior
---- @field private t0 number?
---- @field private sleepTime number?
---- @field private callback voidCallback?
---- @field private state 'running' | 'finished'
+--- @field animationNode? AnimationNode
+--- @field endsAt? number
 local behavior = {}
 behavior.__index = behavior
 behavior.id = "residentsleeper"
 
 function behavior.new() return setmetatable({}, behavior) end
 
-function behavior:update(_)
-    if self.state ~= 'running' then return end
-
-    local t = love.timer.getTime()
-    if t >= self.t0 + self.sleepTime then
-        self.state = 'finished'
-        self.callback()
+function behavior:update(dt)
+    if not self.animationNode then return end
+    if love.timer.getTime() >= self.endsAt then
+        self.animationNode:finish()
+        self.animationNode = nil
+        self.endsAt = nil
     end
 end
 
---- @return Task<nil>
-function behavior:sleep(ms)
-    self.sleepTime = ms / 1000
-    return function(callback)
-        if self.state == 'running' then
-            self.callback()
-        end
-
-        self.t0 = love.timer.getTime()
-        self.callback = callback
-        self.state = 'running'
-    end
+--- @param ms number time to wait in milliseconds
+--- @param node AnimationNode
+function behavior:sleep(ms, node)
+    if self.animationNode then node:finish() end
+    self.animationNode = node
+    self.endsAt = love.timer.getTime() + ms / 1000
 end
 
 return behavior

lib/character/behaviors/shadowcaster.lua

@@ -1,63 +0,0 @@
-local easing = require "lib.utils.easing"
---- @class ShadowcasterBehavior : Behavior
-local behavior = {}
-behavior.id = "shadowcaster"
-behavior.__index = behavior
-
-function behavior.new() return setmetatable({}, behavior) end
-
-function behavior:draw()
-    local sprite = self.owner:has(Tree.behaviors.sprite)
-    local positioned = self.owner:has(Tree.behaviors.positioned)
-    if not positioned then return end
-
-    local ppm = Tree.level.camera.pixelsPerMeter
-    local position = positioned.position + Vec3 { 0.5, 0.5 }
-
-    local lightIds = Tree.level.lightGrid:query(position, 5)
-    --- @type Character[]
-    local lights = {}
-    for _, id in ipairs(lightIds) do
-        table.insert(lights, Tree.level.characters[id])
-    end
-
-    Tree.level.camera:attach()
-    love.graphics.setCanvas(Tree.level.render.textures.shadowLayer)
-    love.graphics.push()
-    love.graphics.setColor(0, 0, 0, 1)
-    love.graphics.translate(position.x, position.y)
-    love.graphics.ellipse("fill", 0, 0, 0.2, 0.2 * math.cos(math.pi / 4))
-    love.graphics.pop()
-
-    if not sprite then
-        love.graphics.setCanvas()
-        return
-    end
-
-    love.graphics.setCanvas(Tree.level.render.textures.spriteLightLayer)
-    love.graphics.setBlendMode("add")
-    for _, light in ipairs(lights) do
-        local lightPos = light:has(Tree.behaviors.positioned).position
-        local lightVec = lightPos - position
-
-        local lightColor = light:has(Tree.behaviors.light).color
-        if lightPos.y > position.y then
-            love.graphics.setColor(lightColor.x, lightColor.y, lightColor.z,
-                1 - 0.3 * lightVec:length())
-        elseif position.y - lightPos.y < 3 then
-            love.graphics.setColor(lightColor.x, lightColor.y, lightColor.z,
-                (1 - easing.easeInSine((position.y - lightPos.y))) - 0.3 * lightVec:length())
-        end
-
-        sprite.animationTable[sprite.state]:draw(Tree.assets.files.sprites.character[sprite.state],
-            position.x,
-            position.y, nil, 1 / ppm * sprite.side, 1 / ppm, 38, 47)
-    end
-    love.graphics.setBlendMode("alpha")
-
-    Tree.level.camera:detach()
-    love.graphics.setColor(1, 1, 1)
-    love.graphics.setCanvas()
-end
-
-return behavior

lib/character/behaviors/sprite.lua

@@ -41,15 +41,10 @@ end
 function sprite:draw()
     if not self.animationTable[self.state] or not Tree.assets.files.sprites.character[self.state] then return end
 
-    self.owner:try(Tree.behaviors.positioned,
-        function(pos)
+    self.owner:try(Tree.behaviors.map,
+        function(map)
             local ppm = Tree.level.camera.pixelsPerMeter
-            local position = pos.position + Vec3 { 0.5, 0.5 }
-
-            love.graphics.setCanvas(Tree.level.render.textures.spriteLayer)
-            Tree.level.camera:attach()
-
-            love.graphics.setColor(1, 1, 1)
+            local position = map.displayedPosition
             if Tree.level.selector.id == self.owner.id then
                 local texW, texH = Tree.assets.files.sprites.character[self.state]:getWidth(),
                     Tree.assets.files.sprites.character[self.state]:getHeight()
@@ -58,31 +53,27 @@ function sprite:draw()
                 shader:send("time", love.timer:getTime())
                 love.graphics.setShader(shader)
             end
-            self.animationTable[self.state]:draw(Tree.assets.files.sprites.character[self.state],
-                position.x,
-                position.y, nil, 1 / ppm * self.side, 1 / ppm, 38, 47)
 
+            self.animationTable[self.state]:draw(Tree.assets.files.sprites.character[self.state],
+                position.x + 0.5,
+                position.y + 0.5, nil, 1 / ppm * self.side, 1 / ppm, 38, 47)
+            love.graphics.setColor(1, 1, 1)
             love.graphics.setShader()
-            Tree.level.camera:detach()
-            love.graphics.setCanvas()
         end
     )
 end
 
---- @return Task<nil>
-function sprite:animate(state)
-    return function(callback)
+--- @param node AnimationNode
+function sprite:animate(state, node)
     if not self.animationGrid[state] then
-            print("[SpriteBehavior]: no animation for '" .. state .. "'")
-            callback()
+        return print("[SpriteBehavior]: no animation for '" .. state .. "'")
     end
     self.animationTable[state] = anim8.newAnimation(self.animationGrid[state], self.ANIMATION_SPEED,
         function()
             self:loop("idle")
-                callback()
+            node:finish()
         end)
     self.state = state
-    end
 end
 
 function sprite:loop(state)

lib/character/behaviors/tiled.lua

@@ -1,88 +0,0 @@
-local utils = require "lib.utils.utils"
-
---- Отвечает за перемещение по тайлам
---- @class TiledBehavior : Behavior
---- @field private runSource? Vec3 точка, из которой бежит персонаж
---- @field private runTarget? Vec3 точка, в которую в данный момент бежит персонаж
---- @field private path? Deque путь, по которому сейчас бежит персонаж
---- @field private followPathCallback? fun()
---- @field private t0 number время начала движения
---- @field size Vec3
-local behavior = {}
-behavior.__index = behavior
-behavior.id = "tiled"
-
---- @param size? Vec3
-function behavior.new(size)
-    return setmetatable({
-        size = size or Vec3({ 1, 1 }),
-    }, behavior)
-end
-
---- @param path Deque
---- @return Task<nil>
-function behavior:followPath(path)
-    self.owner:try(Tree.behaviors.sprite, function(sprite)
-        sprite:loop("run")
-    end)
-    self.path = path;
-    ---@type Vec3
-    local nextCell = path:peek_front()
-    self:runTo(nextCell)
-    path:pop_front()
-
-    return function(callback)
-        self.followPathCallback = callback
-    end
-end
-
---- @param target Vec3
-function behavior:runTo(target)
-    local positioned = self.owner:has(Tree.behaviors.positioned)
-    if not positioned then return end
-
-    self.t0 = love.timer.getTime()
-    self.runTarget = target
-
-    self.runSource = positioned.position
-
-    self.owner:try(Tree.behaviors.sprite,
-        function(sprite)
-            if target.x < positioned.position.x then
-                sprite.side = Tree.behaviors.sprite.LEFT
-            elseif target.x > positioned.position.x then
-                sprite.side = Tree.behaviors.sprite.RIGHT
-            end
-        end
-    )
-end
-
-function behavior:update(dt)
-    if self.runTarget then
-        local positioned = self.owner:has(Tree.behaviors.positioned)
-        if not positioned then return end
-
-        local delta = love.timer.getTime() - self.t0 or love.timer.getTime()
-        local fraction = delta /
-            (0.5 * self.runTarget:subtract(self.runSource):length()) -- бежим одну клетку за 500 мс, по диагонали больше
-        if fraction >= 1 then                                        -- анимация перемещена завершена
-            positioned.position = self.runTarget
-            if not self.path:is_empty() then                         -- еще есть, куда бежать
-                self:runTo(self.path:pop_front())
-            else                                                     -- мы добежали до финальной цели
-                self.owner:try(Tree.behaviors.sprite, function(sprite)
-                    sprite:loop("idle")
-                end)
-                self.runTarget = nil
-
-                if self.followPathCallback then
-                    self.followPathCallback()
-                end
-            end
-        else                                                                           -- анимация перемещения не завершена
-            positioned.position = utils.lerp(self.runSource, self.runTarget, fraction) -- линейный интерполятор
-        end
-    end
-end
-
-return behavior

lib/character/character.lua

@@ -13,7 +13,11 @@ character.__index = character
 
 --- Создаёт персонажа, которым будет управлять или игрок или компьютер
 --- @param name string
-local function spawn(name)
+--- @param spriteDir table
+--- @param position? Vec3
+--- @param size? Vec3
+--- @param initiative? integer
+local function spawn(name, spriteDir, position, size, initiative)
     local char = {}
 
     char = setmetatable(char, character)
@@ -22,6 +26,14 @@ local function spawn(name)
     char.behaviors = {}
     char._behaviorsIdx = {}
 
+    char:addBehavior {
+        Tree.behaviors.residentsleeper.new(),
+        Tree.behaviors.stats.new(nil, nil, initiative),
+        Tree.behaviors.map.new(position, size),
+        Tree.behaviors.sprite.new(spriteDir),
+        Tree.behaviors.spellcaster.new()
+    }
+
     Tree.level.characters[char.id] = char
     return char
 end
@@ -80,18 +92,6 @@ function character:addBehavior(behaviors)
     return self
 end
 
---- Добавляет персонажа в очередь на удаление.
---- В конце фрейма он умирает. Ужасной смертью.
----
---- Ещё этот метод должен освобождать ресурсы в поведениях. Мы против утечек памяти!
-function character:die()
-    for _, b in ipairs(self.behaviors) do
-        if b.die then b:die() end
-    end
-
-    table.insert(Tree.level.deadIds, self.id)
-end
-
 function character:update(dt)
     for _, b in ipairs(self.behaviors) do
         if b.update then b:update(dt) end

lib/level/camera.lua

@@ -17,7 +17,7 @@ local camera = {
     velocity = Vec3 {},
     acceleration = 0.2,
     speed = 5,
-    pixelsPerMeter = 32,
+    pixelsPerMeter = 24,
 }
 
 function camera:getDefaultScale()

lib/level/grid/base.lua

@@ -8,7 +8,7 @@ grid.__index = grid
 --- adds a value to the grid
 --- @param value any
 function grid:add(value)
-    self.__grid[tostring(value.position)] = value
+    grid[tostring(value.position)] = value
 end
 
 --- @param position Vec3

lib/level/grid/character_grid.lua

@@ -12,15 +12,12 @@ function grid:add(id)
     local character = Tree.level.characters[id]
     if not character then return end
 
-    local positioned = character:has(Tree.behaviors.positioned)
-    if not positioned then return end
+    local mapB = character:has(Tree.behaviors.map)
+    if not mapB then return end
 
-    local tiled = character:has(Tree.behaviors.tiled)
-    if not tiled then return end
-
-    local centerX, centerY = math.floor(positioned.position.x + 0.5),
-        math.floor(positioned.position.y + 0.5)
-    local sizeX, sizeY     = tiled.size.x, tiled.size.y
+    local centerX, centerY = math.floor(mapB.displayedPosition.x + 0.5),
+        math.floor(mapB.displayedPosition.y + 0.5)
+    local sizeX, sizeY     = mapB.size.x, mapB.size.y
 
     for y = centerY, centerY + sizeY - 1 do
         for x = centerX, centerX + sizeX - 1 do
@@ -32,8 +29,10 @@ end
 --- @param a Character
 --- @param b Character
 local function drawCmp(a, b)
-    --- @TODO: это захардкожено, надо разделить поведения
-    return a:has(Tree.behaviors.positioned).position.y < b:has(Tree.behaviors.positioned).position.y
+    -- здесь персонажи гарантированно имеют нужное поведение
+    return a:has(Tree.behaviors.map).displayedPosition.y
+        <
+        b:has(Tree.behaviors.map).displayedPosition.y
 end
 
 --- fills the grid with the actual data

lib/level/grid/light_grid.lua

@@ -1,65 +0,0 @@
-local utils = require "lib.utils.utils"
---- Пометровая сетка источников света, чтобы быстро искать ближайшие для некоторого объекта
---- @class LightGrid : Grid
---- @field __grid {string: [Id]}
-local grid = setmetatable({}, require "lib.level.grid.base")
-grid.__index = grid
-
---- Adds a character id to the grid
---- @private
---- @param id Id
-function grid:add(id)
-    local character = Tree.level.characters[id]
-    if not character then return end
-
-    local lightB = character:has(Tree.behaviors.light)
-    if not lightB then return end
-
-    local positioned = character:has(Tree.behaviors.positioned)
-    if not positioned then return end
-
-    local key = tostring(Vec3 { positioned.position.x, positioned.position.y }:floor())
-    if not self.__grid[key] then self.__grid[key] = {} end
-    table.insert(self.__grid[key], character.id)
-end
-
---- fills the grid with the actual data
----
---- should be called as early as possible during every tick
-function grid:reload()
-    self:reset()
-    utils.each(Tree.level.characters, function(c)
-        self:add(c.id)
-    end)
-end
-
---- Возвращает все источники света, которые находятся в пределах круга с диаметром [distance] в [метрике Чебышёва](https://ru.wikipedia.org/wiki/Расстояние_Чебышёва)
---- @param position Vec3
---- @param distance integer
-function grid:query(position, distance)
-    --- @type Id[]
-    local res = {}
-    local topLeft = position:subtract(Vec3 { distance / 2, distance / 2 }):floor()
-    for i = 0, distance, 1 do
-        for j = 0, distance, 1 do
-            --- @type Id[]?
-            local lights = self:get(topLeft:add(Vec3 { i, j }))
-            if lights then
-                for _, lightChar in ipairs(lights) do
-                    table.insert(res, lightChar)
-                end
-            end
-        end
-    end
-    return res
-end
-
---- Generates an empty grid
---- @return LightGrid
-local function new()
-    return setmetatable({
-        __grid = {}
-    }, grid)
-end
-
-return { new = new }

lib/level/grid/tile_grid.lua

@@ -13,13 +13,9 @@ local function new(type, template, size)
 end
 
 function map:draw()
-    love.graphics.setCanvas(Tree.level.render.textures.floorLayer)
-    Tree.level.camera:attach()
     utils.each(self.__grid, function(el)
         el:draw()
     end)
-    Tree.level.camera:detach()
-    love.graphics.setCanvas()
 end
 
 return { new = new }

lib/level/level.lua

@@ -3,49 +3,34 @@ local utils = require "lib.utils.utils"
 --- @class Level
 --- @field size Vec3
 --- @field characters Character[]
---- @field deadIds Id[]
 --- @field characterGrid CharacterGrid
---- @field lightGrid LightGrid
 --- @field selector Selector
 --- @field camera Camera
 --- @field tileGrid TileGrid
 --- @field turnOrder TurnOrder
---- @field render Render
 local level = {}
 level.__index = level
 
+local path = nil
+
 --- @param type "procedural"|"handmaded"
 --- @param template Procedural|Handmaded
 local function new(type, template)
     local size = Vec3 { 30, 30 } -- magic numbers for testing purposes only
     print(type, template, size)
-
-    Tree.audio:play(Tree.assets.files.audio.music.level1.battle)
-
     return setmetatable({
         size = size,
         characters = {},
-        deadIds = {},
         characterGrid = (require "lib.level.grid.character_grid").new(),
-        lightGrid = (require "lib.level.grid.light_grid").new(),
         tileGrid = (require "lib.level.grid.tile_grid").new(type, template, size),
         selector = (require "lib.level.selector").new(),
         camera = (require "lib.level.camera").new(),
         turnOrder = (require "lib.level.turn_order").new(),
-        render = (require "lib.level.render").new {},
-        weather = (require "lib.level.weather").new { ambientLight = Vec3 { 0.36, 0.42, 0.6 }, skyLight = Vec3 {} }
     }, level)
 end
 
 function level:update(dt)
-    utils.each(self.deadIds, function(id)
-        self.characters[id] = nil
-        self.turnOrder:remove(id)
-    end)
-    self.deadIds = {}
-
     self.characterGrid:reload()
-    self.lightGrid:reload()
     utils.each(self.characters, function(el)
         el:update(dt)
     end)
@@ -54,13 +39,10 @@ function level:update(dt)
 end
 
 function level:draw()
-    self.render:clear()
     self.tileGrid:draw()
     while not self.characterGrid.yOrderQueue:is_empty() do -- по сути это сортировка кучей за n log n
         self.characterGrid.yOrderQueue:pop():draw()
     end
-
-    self.render:draw()
 end
 
 return {

lib/level/render.lua

@@ -1,106 +0,0 @@
---- @class Render
---- @field textures table<string, love.Canvas>
-local render = {
-    textures = {}
-}
-
-function render:clear()
-    local weather = Tree.level.weather
-    local txs = self.textures
-    love.graphics.setCanvas(txs.shadowLayer)
-    love.graphics.clear()
-    love.graphics.setCanvas(txs.spriteLayer)
-    love.graphics.clear()
-    love.graphics.setCanvas(txs.spriteLightLayer)
-    love.graphics.clear(weather.skyLight.x, weather.skyLight.y, weather.skyLight.z)
-    love.graphics.setCanvas(txs.floorLayer)
-    love.graphics.clear()
-    love.graphics.setCanvas(txs.lightLayer)
-    love.graphics.clear(weather.skyLight.x, weather.skyLight.y, weather.skyLight.z)
-    love.graphics.setCanvas(txs.overlayLayer)
-    love.graphics.clear()
-end
-
-function render:free()
-    for _, tx in pairs(self.textures) do
-        tx:release()
-    end
-    self.textures = nil
-end
-
---- TODO: это используется для блюра, должно кэшироваться и поддерживать ресайз
-
-function render:applyBlur(input, radius)
-    local blurShader = Tree.assets.files.shaders.blur
-
-    -- Горизонтальный проход
-    blurShader:send("direction", { 1.0, 0.0 })
-    blurShader:send("radius", radius)
-
-    self.textures.tmp1:renderTo(function()
-        love.graphics.clear()
-        love.graphics.setShader(blurShader)
-        love.graphics.draw(input)
-        love.graphics.setShader()
-    end)
-
-    -- Вертикальный проход
-    self.textures.tmp2:renderTo(
-        function()
-            love.graphics.clear()
-            love.graphics.setShader(blurShader)
-            blurShader:send("direction", { 0.0, 1.0 })
-            love.graphics.draw(self.textures.tmp1)
-            love.graphics.setShader()
-        end
-    )
-    return self.textures.tmp2
-end
-
-function render:draw()
-    -- пол -> тени -> спрайты -> свет -> оверлей
-    local weather = Tree.level.weather
-    local txs = self.textures
-    love.graphics.setCanvas(txs.lightLayer)
-    love.graphics.draw(self:applyBlur(txs.shadowLayer, 4 * Tree.level.camera.scale))
-    love.graphics.setCanvas()
-
-    -- self.lightLayer:newImageData():encode("png", "lightLayer.png")
-    -- os.exit(0)
-
-    local lightShader = Tree.assets.files.shaders.light_postprocess
-    lightShader:send("scene", txs.floorLayer)
-    lightShader:send("light", self:applyBlur(txs.lightLayer, 2))
-    lightShader:send("ambient", { weather.ambientLight.x, weather.ambientLight.y, weather.ambientLight.z })
-    love.graphics.setShader(lightShader)
-    love.graphics.draw(txs.floorLayer)
-
-
-    lightShader:send("scene", txs.spriteLayer)
-    lightShader:send("light", txs.spriteLightLayer)
-    love.graphics.draw(txs.spriteLayer)
-    love.graphics.setShader()
-
-    love.graphics.draw(txs.overlayLayer)
-end
-
----@param params {w: number?, h: number?}
----@return table|Render
-local function new(params)
-    local w = params.w or love.graphics.getWidth()
-    local h = params.h or love.graphics.getHeight()
-    return setmetatable({
-        textures = {
-            shadowLayer = love.graphics.newCanvas(w, h),
-            spriteLayer = love.graphics.newCanvas(w, h),
-            spriteLightLayer = love.graphics.newCanvas(w, h),
-            floorLayer = love.graphics.newCanvas(w, h),
-            overlayLayer = love.graphics.newCanvas(w, h),
-            lightLayer = love.graphics.newCanvas(w, h),
-            tmp1 = love.graphics.newCanvas(w, h),
-            tmp2 = love.graphics.newCanvas(w, h),
-        }
-    }, { __index = render })
-end
-
-return { new = new }

lib/level/selector.lua

@@ -37,16 +37,9 @@ function selector:update(dt)
                 if not selectedId then self:select(nil) end
                 return
             end
-            local task = b.cast:cast(char, mousePosition) -- в task функция, которая запускает анимацию спелла
-            if task then
+            if b.cast:cast(char, mousePosition) then
                 self:lock()
                 b.state = "running"
-
-                task(
-                    function(_) -- это коллбэк, который сработает по окончании анимации спелла
-                        b:endCast()
-                    end
-                )
             end
         end)
     end

lib/level/turn_order.lua

@@ -34,15 +34,6 @@ function turnOrder:next()
     local next = self.pendingQueue:peek()
     if not next then return self:endRound() end
     self.current = self.pendingQueue:pop()
-
-    local char = Tree.level.characters[self.current]
-    char:try(Tree.behaviors.ai, function(ai)
-        Tree.level.selector:lock()
-        ai:makeTurn()(function()
-            Tree.level.selector:unlock()
-            self:next()
-        end)
-    end)
 end
 
 --- Меняем местами очередь сходивших и не сходивших (пустую)
@@ -117,29 +108,4 @@ function turnOrder:add(id)
     self.actedQueue:insert(id) -- новые персонажи по умолчанию попадают в очередь следующего хода
 end
 
---- Удалить персонажа из очереди хода (например, при смерти)
---- @param id Id
-function turnOrder:remove(id)
-    if self.current == id then
-        self.current = self.pendingQueue:pop()
-        if not self.current then
-            self:endRound()
-        end
-        return
-    end
-
-    local function filterQueue(q, targetId)
-        local newQ = PriorityQueue.new(initiativeComparator)
-        for _, val in ipairs(q.data) do
-            if val ~= targetId then
-                newQ:insert(val)
-            end
-        end
-        return newQ
-    end
-
-    self.actedQueue = filterQueue(self.actedQueue, id)
-    self.pendingQueue = filterQueue(self.pendingQueue, id)
-end
-
 return { new = new }

lib/level/weather.lua

@@ -1,12 +0,0 @@
---- @class Weather
---- @field skyLight Vec3
---- @field ambientLight Vec3
-local weather = {}
-
---- @param proto Weather
---- @return Weather
-local function new(proto)
-    return setmetatable(proto, { __index = weather })
-end
-
-return { new = new }

lib/music.lua

@@ -1,52 +0,0 @@
--- --- @class Music
--- --- @field source table<string, love.Source> audio streams, that supports multitrack (kind of)
--- --- @field offset number
--- music = {}
--- music.__index = music
-
--- --- @param path string accepts path to dir with some music files (example: "main_ambient"; "player/theme1" and etc etc)
--- local function new(path)
---     local dir = Tree.assets.files.audio.music[path]
---     --- @type table<string, love.Source>
---     local source = {}
---     print(dir)
-
---     for _, v in pairs(dir) do
---         print(v.filename)
---         source[v.filename] = v.source
---         print(v.filename)
---     end
-
---     print('[music]: new source: ', table.concat(source, ' '))
-
---     return setmetatable({ source = source, offset = 0 }, music)
--- end
-
--- function music:update()
---     for _, v in ipairs(self.source) do
---         v:seek()
---     end
--- end
-
--- --- pause stemfile or music at all
--- --- @param filename? string
--- function music:pause(filename)
---     if filename then
---         self.source[filename]:pause()
---     else
---         for _, v in pairs(self.source) do
---             v:pause()
---         end
---     end
--- end
-
--- --- play music stemfile by his name
--- --- @param filename string
--- --- @return boolean
--- function music:play(filename)
---     print('[music]: ', table.concat(self.source, ' '))
---     self.source[filename]:seek(self.offset, "seconds")
---     return self.source[filename]:play()
--- end
-
--- return { new = new }

lib/simple_ui/level/bar.lua

@@ -57,10 +57,10 @@ function barElement:draw()
     love.graphics.setColor(1, 1, 1)
     --- текст поверх
     if self.drawText then
-        local font = Tree.fonts:getDefaultTheme():getVariant("medium")
-        local t = love.graphics.newText(font, tostring(self.value) .. "/" .. tostring(self.maxValue))
-        love.graphics.draw(t, math.floor(self.bounds.x + self.bounds.width / 2 - t:getWidth() / 2),
-            math.floor(self.bounds.y + self.bounds.height / 2 - t:getHeight() / 2))
+        local font = Tree.fonts:getDefaultTheme():getVariant("small")
+        love.graphics.setFont(font)
+        love.graphics.printf(tostring(self.value) .. "/" .. tostring(self.maxValue), self.bounds.x,
+            self.bounds.y, self.bounds.width, "center")
     end
 
     self:drawBorder("inner")

lib/simple_ui/level/end_turn.lua

@@ -49,15 +49,15 @@ function endTurnButton:onClick()
     Tree.level.selector:select(nil)
     local cid = Tree.level.turnOrder.current
     local playing = Tree.level.characters[cid]
-    if not playing:has(Tree.behaviors.positioned) then return end
+    if not playing:has(Tree.behaviors.map) then return end
 
     AnimationNode {
         function(node)
-            Tree.level.camera:animateTo(playing:has(Tree.behaviors.positioned).position, node)
+            Tree.level.camera:animateTo(playing:has(Tree.behaviors.map).displayedPosition, node)
         end,
         duration = 1500,
         easing = easing.easeInOutCubic,
-        onEnd = function() if not playing:has(Tree.behaviors.ai) then Tree.level.selector:select(cid) end end
+        onEnd = function() Tree.level.selector:select(cid) end
     }:run()
 end
 

lib/sound.lua

@@ -1,9 +0,0 @@
--- --- @class Sound
--- --- @field source love.Source just a sound
--- sound = {}
-
--- local function new()
---     return setmetatable({}, sound)
--- end
-
--- return { new }

lib/spellbook.lua

@@ -7,13 +7,13 @@
 --- --TODO: каждый каст должен возвращать объект, который позволит отследить момент завершения анимации спелла
 --- Да, это Future/Promise/await/async
 
-local task    = require 'lib.utils.task'
+local AnimationNode = require "lib.animation_node"
 
 --- @class Spell Здесь будет много бойлерплейта, поэтому тоже понадобится спеллмейкерский фреймворк, который просто вернет готовый Spell
 --- @field tag string
 --- @field update fun(self: Spell, caster: Character, dt: number): nil Изменяет состояние спелла
 --- @field draw fun(self: Spell): nil Рисует превью каста, ничего не должна изменять в идеальном мире
---- @field cast fun(self: Spell, caster: Character, target: Vec3): Task<nil> | nil Вызывается в момент каста, изменяет мир.
+--- @field cast fun(self: Spell, caster: Character, target: Vec3): boolean Вызывается в момент каста, изменяет мир. Возвращает bool в зависимости от того, получилось ли скастовать
 local spell = {}
 spell.__index = spell
 spell.tag = "base"
@@ -22,7 +22,7 @@ function spell:update(caster, dt) end
 
 function spell:draw() end
 
-function spell:cast(caster, target) return end
+function spell:cast(caster, target) return true end
 
 local walk = setmetatable({
     --- @type Deque
@@ -34,32 +34,32 @@ function walk:cast(caster, target)
     if not caster:try(Tree.behaviors.stats, function(stats)
             return stats.mana >= 2
         end) then
-        return
+        return false
     end
 
-    local initialPos = caster:has(Tree.behaviors.positioned).position:floor()
-    local path = require "lib.pathfinder" (initialPos, target)
+    local path = self.path
     path:pop_front()
-    if path:is_empty() then
-        print("[Walk]: the path is empty", initialPos, target)
-        return
-    end
+    if path:is_empty() then return false end
+
+    for p in path:values() do print(p) end
 
     caster:try(Tree.behaviors.stats, function(stats)
         stats.mana = stats.mana - 2
+        print(stats.mana)
     end)
 
     local sprite = caster:has(Tree.behaviors.sprite)
-    assert(sprite, "[Walk]", "WTF DUDE WHERE'S YOUR SPRITE")
-    if not sprite then
-        return
-    end
+    if not sprite then return true end
+    AnimationNode {
+        function(node) caster:has(Tree.behaviors.map):followPath(path, node) end,
+        onEnd = function() caster:has(Tree.behaviors.spellcaster):endCast() end,
+    }:run()
 
-    return caster:has(Tree.behaviors.tiled):followPath(path)
+    return true
 end
 
 function walk:update(caster, dt)
-    local charPos = caster:has(Tree.behaviors.positioned).position:floor()
+    local charPos = caster:has(Tree.behaviors.map).position:floor()
     --- @type Vec3
     local mpos = Tree.level.camera:toWorldPosition(Vec3 { love.mouse.getX(), love.mouse.getY() }):floor()
     self.path = require "lib.pathfinder" (charPos, mpos)
@@ -68,14 +68,10 @@ end
 function walk:draw()
     if not self.path then return end
     --- Это отрисовка пути персонажа к мышке
-    Tree.level.camera:attach()
-    love.graphics.setCanvas(Tree.level.render.textures.overlayLayer)
     love.graphics.setColor(0.6, 0.75, 0.5)
     for p in self.path:values() do
         love.graphics.circle("fill", p.x + 0.45, p.y + 0.45, 0.1)
     end
-    love.graphics.setCanvas()
-    Tree.level.camera:detach()
     love.graphics.setColor(1, 1, 1)
 end
 
@@ -87,34 +83,29 @@ function regenerateMana:cast(caster, target)
         stats.mana = 10
         stats.initiative = stats.initiative + 10
     end)
-
-    local sprite = caster:has(Tree.behaviors.sprite)
-    if not sprite then return nil end
     print(caster.id, "has regenerated mana and gained initiative")
+    local sprite = caster:has(Tree.behaviors.sprite)
+    if not sprite then return true end
+    AnimationNode {
+        function(node)
+            sprite:animate("hurt", node)
+        end,
+        onEnd = function() caster:has(Tree.behaviors.spellcaster):endCast() end
+    }:run()
 
-    local light = require "lib/character/character".spawn("Light Effect")
-    light:addBehavior {
-        Tree.behaviors.light.new { color = Vec3 { 0.6, 0.3, 0.3 }, intensity = 4 },
-        Tree.behaviors.residentsleeper.new(),
-        Tree.behaviors.positioned.new(caster:has(Tree.behaviors.positioned).position + Vec3 { 0.5, 0.5 }),
-    }
-
-    return task.wait {
-        light:has(Tree.behaviors.light):animateColor(Vec3 {}),
-        sprite:animate("hurt")
-    }
+    return true
 end
 
 local attack = setmetatable({}, spell)
 attack.tag = "dev_attack"
 
 function attack:cast(caster, target)
-    if caster:try(Tree.behaviors.positioned, function(p)
-            local dist = math.max(math.abs(p.position.x - target.x), math.abs(p.position.y - target.y))
+    if caster:try(Tree.behaviors.map, function(map)
+            local dist = math.max(math.abs(map.position.x - target.x), math.abs(map.position.y - target.y))
             print("dist:", dist)
             return dist > 2
         end) then
-        return
+        return false
     end
 
     caster:try(Tree.behaviors.stats, function(stats)
@@ -123,7 +114,7 @@ function attack:cast(caster, target)
 
     --- @type Character
     local targetCharacterId = Tree.level.characterGrid:get(target)
-    if not targetCharacterId or targetCharacterId == caster.id then return end
+    if not targetCharacterId or targetCharacterId == caster.id then return false end
     local targetCharacter = Tree.level.characters[targetCharacterId]
     targetCharacter:try(Tree.behaviors.stats, function(stats)
         stats.hp = stats.hp - 4
@@ -131,20 +122,34 @@ function attack:cast(caster, target)
 
     local sprite = caster:has(Tree.behaviors.sprite)
     local targetSprite = targetCharacter:has(Tree.behaviors.sprite)
-    if not sprite or not targetSprite then return end
+    if not sprite or not targetSprite then return true end
 
-    caster:try(Tree.behaviors.positioned, function(b) b:lookAt(target) end)
+    caster:try(Tree.behaviors.map, function(map) map:lookAt(target) end)
 
-    return
-        task.wait {
-            sprite:animate("attack"),
-            task.wait {
-                task.chain(targetCharacter:has(Tree.behaviors.residentsleeper):sleep(200),
-                    function() return targetSprite:animate("hurt") end
-                ),
-                Tree.audio:play(Tree.assets.files.audio.sounds.hurt)
+    AnimationNode {
+        onEnd = function() caster:has(Tree.behaviors.spellcaster):endCast() end,
+        children = {
+            AnimationNode {
+                function(node)
+                    sprite:animate("attack", node)
+                end
+            },
+            AnimationNode {
+                function(node)
+                    targetCharacter:has(Tree.behaviors.residentsleeper):sleep(200, node)
+                end,
+                children = {
+                    AnimationNode {
+                        function(node)
+                            targetSprite:animate("hurt", node)
+                        end
                     }
                 }
+            }
+        }
+    }:run()
+
+    return true
 end
 
 ----------------------------------------
@@ -159,7 +164,6 @@ local spellbook = {
 function spellbook.of(list)
     local spb = {}
     for i, sp in ipairs(list) do
-        print(i)
         spb[i] = setmetatable({}, { __index = sp })
     end
     return spb

lib/tree.lua

@@ -9,11 +9,9 @@ Tree           = {
 Tree.fonts     = (require "lib.utils.font_manager"):load("WDXL_Lubrifont_TC"):loadTheme("Roboto_Mono") -- дефолтный шрифт
 Tree.panning   = require "lib/panning"
 Tree.controls  = require "lib.controls"
-Tree.audio     = (require "lib.audio").new(1, 1)
 Tree.level     = (require "lib.level.level").new("procedural", "flower_plains")   -- для теста у нас только один уровень, который сразу же загружен
 
 Tree.behaviors = (require "lib.utils.behavior_loader")("lib/character/behaviors") --- @todo написать нормальную загрузку поведений
--- Tree.audio     = (require "lib.audio").new(1, 1)
 -- Tree.behaviors.map         = require "lib.character.behaviors.map"
 -- Tree.behaviors.spellcaster = require "lib.character.behaviors.spellcaster"
 -- Tree.behaviors.sprite      = require "lib.character.behaviors.sprite"

lib/utils/asset_bundle.lua

@@ -50,10 +50,6 @@ function AssetBundle.loadFile(path)
         return love.graphics.newShader(path);
     elseif (ext == "lua") then
         return require(string.gsub(path, ".lua", ""))
-    elseif (ext == "ogg") and string.find(path, "sounds") then
-        return love.audio.newSource(path, 'static')
-    elseif (ext == "ogg") and string.find(path, "music") then
-        return love.audio.newSource(path, 'stream')
     end
     return filedata
 end

lib/utils/counter.lua

@@ -1,40 +0,0 @@
---- @class Counter
---- @field private count integer
---- @field private onFinish fun(): nil
---- @field private isAlive boolean
---- @field push fun():nil добавить 1 к счетчику
---- @field pop fun():nil убавить 1 у счетчика
---- @field set fun(count: integer): nil установить значение на счетчике
-local counter = {}
-counter.__index = counter
-
-
---- @private
-function counter:_push()
-    self.count = self.count + 1
-end
-
---- @private
-function counter:_pop()
-    self.count = self.count - 1
-    if self.count == 0 and self.isAlive then
-        self.isAlive = false
-        self.onFinish()
-    end
-end
-
---- @param onFinish fun(): nil
-local function new(onFinish)
-    local t = {
-        count = 0,
-        onFinish = onFinish,
-        isAlive = true,
-    }
-    t.push = function() counter._push(t) end
-    t.pop = function() counter._pop(t) end
-    t.set = function(count) t.count = count end
-
-    return setmetatable(t, counter)
-end
-
-return new

lib/utils/task.lua

@@ -1,83 +0,0 @@
---- Обобщенная асинхронная функция
----
---- Использование в общих чертах выглядит так:
---- ```lua
---- local multiplyByTwoCallback = nil
---- local n = nil
---- local function multiplyByTwoAsync(number)
----     -- императивно сохраняем/обрабатываем параметр
----     n = number
----     return function(callback) -- это функция, которая запускает задачу
----         multiplyByTwoCallback = callback
----     end
---- end
----
---- local function update(dt)
----     --- ждем нужного момента времени...
----
----     if multiplyByTwoCallback then -- завершаем вычисление
----         local result = n * 2
----         multiplyByTwoCallback(result) -- результат асинхронного вычисления идет в параметр коллбека!
----         multiplyByTwoCallback = nil
----     end
---- end
----
----
---- --- потом это можно вызывать так:
---- local task = multiplyByTwoAsync(21)
---- -- это ленивое вычисление, так что в этот момент ничего не произойдет
---- -- запускаем
---- task(
----     function(result) print(result) end -- выведет 42 после завершения вычисления, т.е. аналогично `task.then((res) => print(res))` на JS
---- )
----
---- ```
---- @generic T
---- @alias Task<T> fun(callback: fun(value: T): nil): nil
-
---- Возвращает новый Task, который завершится после завершения всех переданных `tasks`.
----
---- Значение созданного Task будет содержать список значений `tasks` в том же порядке.
----
---- См. также https://api.dart.dev/dart-async/Future/wait.html
---- @generic T
---- @param tasks Task[]
---- @return Task<T[]>
-local function wait(tasks)
-    local count = #tasks
-    local results = {}
-
-    return function(callback)
-        for i, task in ipairs(tasks) do
-            task(
-                function(result)
-                    results[i] = result
-
-                    count = count - 1
-                    if count == 0 then callback(results) end
-                end
-            )
-        end
-    end
-end
-
-
---- Последовательно объединяет два `Task` в один.
---- @generic T
---- @generic R
---- @param task Task<T> `Task`, который выполнится первым
---- @param onCompleted fun(value: T): Task<R> Конструктор второго `Task`. Принимает результат выполнения первого `Task`
---- @return Task<R>
-local function chain(task, onCompleted)
-    return function(callback)
-        task(function(value)
-            local task2 = onCompleted(value)
-            task2(callback)
-        end)
-    end
-end
-
-return {
-    wait = wait,
-    chain = chain
-}

main.lua

@@ -1,83 +1,34 @@
 -- CameraLoader = require 'lib/camera'
 
 local character = require "lib/character/character"
-local testLayout
-local TestRunner = require "test.runner"
-TestRunner:register(require "test.task")
+require "lib/tree"
+local testLayout = require "lib.simple_ui.level.layout"
 
 function love.conf(t)
     t.console = true
 end
 
 function love.load()
-    love.window.setMode(1280, 720, { resizable = true, msaa = 4, vsync = true })
-    require "lib/tree" -- важно это сделать после настройки окна
-    testLayout = require "lib.simple_ui.level.layout"
-
-    local chars = {
-        character.spawn("Foodor")
-            :addBehavior {
-                Tree.behaviors.residentsleeper.new(),
-                Tree.behaviors.stats.new(nil, nil, 1),
-                Tree.behaviors.positioned.new(Vec3 { 3, 3 }),
-                Tree.behaviors.tiled.new(),
-                Tree.behaviors.sprite.new(Tree.assets.files.sprites.character),
-                Tree.behaviors.shadowcaster.new(),
-                Tree.behaviors.spellcaster.new()
-            },
-        character.spawn("Foodor")
-            :addBehavior {
-                Tree.behaviors.residentsleeper.new(),
-                Tree.behaviors.stats.new(nil, nil, 1),
-                Tree.behaviors.positioned.new(Vec3 { 4, 3 }),
-                Tree.behaviors.tiled.new(),
-                Tree.behaviors.sprite.new(Tree.assets.files.sprites.character),
-                Tree.behaviors.shadowcaster.new(),
-                Tree.behaviors.spellcaster.new()
-            },
-        character.spawn("Foodor")
-            :addBehavior {
-                Tree.behaviors.residentsleeper.new(),
-                Tree.behaviors.stats.new(nil, nil, 3),
-                Tree.behaviors.positioned.new(Vec3 { 5, 3 }),
-                Tree.behaviors.tiled.new(),
-                Tree.behaviors.sprite.new(Tree.assets.files.sprites.character),
-                Tree.behaviors.shadowcaster.new(),
-                Tree.behaviors.spellcaster.new()
-            },
-        character.spawn("Baris")
-            :addBehavior {
-                Tree.behaviors.residentsleeper.new(),
-                Tree.behaviors.stats.new(nil, nil, 2),
-                Tree.behaviors.positioned.new(Vec3 { 5, 5 }),
-                Tree.behaviors.tiled.new(),
-                Tree.behaviors.sprite.new(Tree.assets.files.sprites.character),
-                Tree.behaviors.shadowcaster.new(),
-                Tree.behaviors.spellcaster.new(),
-                Tree.behaviors.ai.new()
-            },
-    }
-
-    for id, _ in pairs(chars) do
+    character.spawn("Foodor", Tree.assets.files.sprites.character, nil, nil, 1)
+    character.spawn("Baris", Tree.assets.files.sprites.character, Vec3 { 3, 3 }, nil, 2)
+    character.spawn("Foodor Jr", Tree.assets.files.sprites.character, Vec3 { 0, 3 }, nil, 3)
+    character.spawn("Baris Jr", Tree.assets.files.sprites.character, Vec3 { 0, 6 }, nil, 4)
+    for id, _ in pairs(Tree.level.characters) do
         Tree.level.turnOrder:add(id)
     end
-
-
     Tree.level.turnOrder:endRound()
     print("Now playing:", Tree.level.turnOrder.current)
+    love.window.setMode(1280, 720, { resizable = true, msaa = 4, vsync = true })
 end
 
 local lt = "0"
 function love.update(dt)
-    TestRunner:update(dt) -- закомментировать для отключения тестов
-
     local t1 = love.timer.getTime()
     Tree.controls:poll()
     Tree.level.camera:update(dt) -- сначала логика камеры, потому что на нее завязан UI
     testLayout:update(dt)        -- потом UI, потому что нужно перехватить жесты и не пустить их дальше
     Tree.panning:update(dt)
     Tree.level:update(dt)
-    Tree.audio:update(dt)
 
     Tree.controls:cache()
 
@@ -105,8 +56,11 @@ function love.draw()
     love.graphics.draw(Tree.assets.files.cats, 0, 0)
     love.graphics.pop()
 
+    Tree.level.camera:attach()
+
     Tree.level:draw()
 
+    Tree.level.camera:detach()
     testLayout:draw()
     love.graphics.setColor(1, 1, 1)
 
@@ -119,10 +73,3 @@ function love.draw()
     local t2 = love.timer.getTime()
     dt = string.format("%.3f", (t2 - t1) * 1000)
 end
-
-function love.resize(w, h)
-    local render = Tree.level.render
-    if not render then return end
-    render:free()
-    Tree.level.render = (require "lib.level.render").new { w, h }
-end

test/runner.lua

@@ -1,46 +0,0 @@
---- @class Test
-local test = {}
-function test:run(complete) end
-
-function test:update(dt) end
-
---- @class TestRunner
---- @field private tests Test[]
---- @field private state "loading" | "running" | "completed"
---- @field private completedCount integer
-local runner = {}
-runner.tests = {}
-runner.state = "loading"
-runner.completedCount = 0
-
---- глобальный update для тестов, нужен для тестирования фич, зависимых от времени
-function runner:update(dt)
-    if self.state == "loading" then
-        print("[TestRunner]: running " .. #self.tests .. " tests")
-
-        for _, t in ipairs(self.tests) do
-            t:run(
-                function()
-                    self.completedCount = self.completedCount + 1
-                    if self.completedCount == #self.tests then
-                        self.state = "completed"
-                        print("[TestRunner]: tests completed")
-                    end
-                end
-            )
-        end
-        self.state = "running"
-    end
-
-    for _, t in ipairs(self.tests) do
-        if t.update then t:update(dt) end
-    end
-end
-
---- добавляет тест для прохождения
---- @param t Test
-function runner:register(t)
-    table.insert(self.tests, t)
-end
-
-return runner

test/task.lua

@@ -1,75 +0,0 @@
-local task = require "lib.utils.task"
-
-local test = {}
-
-local t0
-local task1Start, task2Start
-local task1Callback, task2Callback
-
---- @return Task<number>
-local function task1()
-    return function(callback)
-        task1Start = love.timer.getTime()
-        task1Callback = callback
-    end
-end
-
---- @return Task<number>
-local function task2()
-    return function(callback)
-        task2Start = love.timer.getTime()
-        task2Callback = callback
-    end
-end
-
-function test:run(complete)
-    t0 = love.timer.getTime()
-
-    task.wait {
-        task1(),
-        task2()
-    } (function(values)
-            local tWait = love.timer.getTime()
-            local dt = tWait - t0
-
-            local t1 = values[1]
-            local t2 = values[2]
-
-            assert(type(t1) == "number" and type(t2) == "number")
-            assert(t2 > t1)
-            assert(dt >= 2, "dt = " .. dt)
-
-            print("task.wait completed in " .. dt .. " sec", "t1 = " .. t1 - t0, "t2 = " .. t2 - t0)
-
-
-            t0 = love.timer.getTime()
-            task.chain(task1(), function(value)
-                t1 = value
-                assert(t1 - t0 >= 1)
-                return task2()
-            end)(
-                    function(value)
-                        t2 = value
-                        assert(t2 - t0 >= 2)
-                        print("task.chain completed in " .. t2 - t0 .. " sec")
-
-                        complete()
-                    end
-                )
-        end)
-end
-
-function test:update(dt)
-    local t = love.timer.getTime()
-    if task1Start and t - task1Start >= 1 then
-        task1Callback(t)
-        task1Start = nil
-    end
-
-    if task2Start and t - task2Start >= 2 then
-        task2Callback(t)
-        task2Start = nil
-    end
-end
-
-return test