allow window resizing TODO: get rid of fullscreen rendering

lib/character/behaviors/light.lua

@@ -25,7 +25,7 @@ end
 
 function behavior:draw()
     Tree.level.camera:attach()
-    love.graphics.setCanvas(Tree.level.render.lightLayer)
+    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)

lib/character/behaviors/shadowcaster.lua

@@ -22,7 +22,7 @@ function behavior:draw()
     end
 
     Tree.level.camera:attach()
-    love.graphics.setCanvas(Tree.level.render.shadowLayer)
+    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)
@@ -34,7 +34,7 @@ function behavior:draw()
         return
     end
 
-    love.graphics.setCanvas(Tree.level.render.spriteLightLayer)
+    love.graphics.setCanvas(Tree.level.render.textures.spriteLightLayer)
     love.graphics.setBlendMode("add")
     for _, light in ipairs(lights) do
         local lightPos = light:has(Tree.behaviors.light).position

lib/character/behaviors/sprite.lua

@@ -46,7 +46,7 @@ function sprite:draw()
             local ppm = Tree.level.camera.pixelsPerMeter
             local position = map.displayedPosition + Vec3 { 0.5, 0.5 }
 
-            love.graphics.setCanvas(Tree.level.render.spriteLayer)
+            love.graphics.setCanvas(Tree.level.render.textures.spriteLayer)
             Tree.level.camera:attach()
 
             love.graphics.setColor(1, 1, 1)

lib/level/grid/tile_grid.lua

@@ -13,7 +13,7 @@ local function new(type, template, size)
 end
 
 function map:draw()
-    love.graphics.setCanvas(Tree.level.render.floorLayer)
+    love.graphics.setCanvas(Tree.level.render.textures.floorLayer)
     Tree.level.camera:attach()
     utils.each(self.__grid, function(el)
         el:draw()

lib/level/level.lua

@@ -27,8 +27,8 @@ local function new(type, template)
         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(),
+        render = (require "lib.level.render").new {},
-        weather = (require "lib.level.weather").new { ambientLight = Vec3 { 0.36, 0.42, 0.6 }, skyLight = Vec3 { 0.9, 0.9, 0.9 } }
+        weather = (require "lib.level.weather").new { ambientLight = Vec3 { 0.36, 0.42, 0.6 }, skyLight = Vec3 {} }
     }, level)
 end
 

lib/level/render.lua

@@ -1,40 +1,43 @@
 --- @class Render
---- @field shadowLayer love.Canvas
+--- @field textures table<string, love.Canvas>
---- @field spriteLayer love.Canvas
+local render = {
---- @field spriteLightLayer love.Canvas
+    textures = {}
---- @field floorLayer love.Canvas
+}
---- @field lightLayer love.Canvas
---- @field overlayLayer love.Canvas
-local render = {}
-render.__index = render
 
 function render:clear()
     local weather = Tree.level.weather
-    love.graphics.setCanvas(self.shadowLayer)
+    local txs = self.textures
+    love.graphics.setCanvas(txs.shadowLayer)
     love.graphics.clear()
-    love.graphics.setCanvas(self.spriteLayer)
+    love.graphics.setCanvas(txs.spriteLayer)
     love.graphics.clear()
-    love.graphics.setCanvas(self.spriteLightLayer)
+    love.graphics.setCanvas(txs.spriteLightLayer)
     love.graphics.clear(weather.skyLight.x, weather.skyLight.y, weather.skyLight.z)
-    love.graphics.setCanvas(self.floorLayer)
+    love.graphics.setCanvas(txs.floorLayer)
     love.graphics.clear()
-    love.graphics.setCanvas(self.lightLayer)
+    love.graphics.setCanvas(txs.lightLayer)
     love.graphics.clear(weather.skyLight.x, weather.skyLight.y, weather.skyLight.z)
-    love.graphics.setCanvas(self.overlayLayer)
+    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
-local tmp1 = love.graphics.newCanvas(1280, 720)
+
-local tmp2 = love.graphics.newCanvas(1280, 720)
+function render:applyBlur(input, radius)
-local function applyBlur(input, radius)
     local blurShader = Tree.assets.files.shaders.blur
 
     -- Горизонтальный проход
     blurShader:send("direction", { 1.0, 0.0 })
     blurShader:send("radius", radius)
 
-    tmp1:renderTo(function()
+    self.textures.tmp1:renderTo(function()
         love.graphics.clear()
         love.graphics.setShader(blurShader)
         love.graphics.draw(input)
@@ -42,53 +45,62 @@ local function applyBlur(input, radius)
     end)
 
     -- Вертикальный проход
-    tmp2:renderTo(
+    self.textures.tmp2:renderTo(
         function()
             love.graphics.clear()
             love.graphics.setShader(blurShader)
             blurShader:send("direction", { 0.0, 1.0 })
-            love.graphics.draw(tmp1)
+            love.graphics.draw(self.textures.tmp1)
             love.graphics.setShader()
         end
     )
-    return tmp2
+    return self.textures.tmp2
 end
 
 function render:draw()
     -- пол -> тени -> спрайты -> свет -> оверлей
     local weather = Tree.level.weather
-    love.graphics.setCanvas(self.lightLayer)
+    local txs = self.textures
-    love.graphics.draw(applyBlur(self.shadowLayer, 4 * Tree.level.camera.scale))
+    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", self.floorLayer)
+    lightShader:send("scene", txs.floorLayer)
-    lightShader:send("light", self.lightLayer)
+    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(self.floorLayer)
+    love.graphics.draw(txs.floorLayer)
 
 
-    lightShader:send("scene", self.spriteLayer)
+    lightShader:send("scene", txs.spriteLayer)
-    lightShader:send("light", self.spriteLightLayer)
+    lightShader:send("light", txs.spriteLightLayer)
-    love.graphics.draw(self.spriteLayer)
+    love.graphics.draw(txs.spriteLayer)
     love.graphics.setShader()
 
-    love.graphics.draw(self.overlayLayer)
+    love.graphics.draw(txs.overlayLayer)
 end
 
-local function new()
+---@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({
-        shadowLayer = love.graphics.newCanvas(1280, 720),
+        textures = {
-        spriteLayer = love.graphics.newCanvas(1280, 720),
+            shadowLayer = love.graphics.newCanvas(w, h),
-        spriteLightLayer = love.graphics.newCanvas(1280, 720),
+            spriteLayer = love.graphics.newCanvas(w, h),
-        floorLayer = love.graphics.newCanvas(1280, 720),
+            spriteLightLayer = love.graphics.newCanvas(w, h),
-        overlayLayer = love.graphics.newCanvas(1280, 720),
+            floorLayer = love.graphics.newCanvas(w, h),
-        lightLayer = love.graphics.newCanvas(1280, 720)
+            overlayLayer = love.graphics.newCanvas(w, h),
-    }, render)
+            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/spellbook.lua

@@ -69,7 +69,7 @@ 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.overlayLayer)
+    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)

main.lua

@@ -1,14 +1,17 @@
 -- CameraLoader = require 'lib/camera'
 
 local character = require "lib/character/character"
-require "lib/tree"
+local testLayout
-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 {
@@ -64,7 +67,6 @@ function love.load()
 
     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"
@@ -116,3 +118,10 @@ 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