From e8bd3dfd8031930fa3f0169300620e5a0400995d Mon Sep 17 00:00:00 2001
From: Aki <nthirtyone@gmail.com>
Date: Wed, 13 Sep 2017 10:19:02 +0200
Subject: Another attempt to fix real scaling bug

---
 not/Camera.lua | 24 ++++++++++++++++++------
 not/World.lua  | 20 ++++++++++++++------
 2 files changed, 32 insertions(+), 12 deletions(-)

diff --git a/not/Camera.lua b/not/Camera.lua
index 402a32b..b3b8128 100644
--- a/not/Camera.lua
+++ b/not/Camera.lua
@@ -26,11 +26,9 @@ function Camera:push ()
 	love.graphics.push()
 end
 
--- TODO: self._scale usage is temporary, used for real scaling.
 function Camera:scale (scale)
 	scale = scale or getScale()
 	love.graphics.scale(scale, scale)
-	self._scale = scale
 end
 
 function Camera:translate (ratio)
@@ -46,6 +44,20 @@ function Camera:translate (ratio)
 	love.graphics.translate(ox - px - dx, oy - py - dy)
 end
 
+-- TODO: TranslateReal is temporary.
+function Camera:translateReal (ratio)
+	local px, py = self:getPosition()
+	local dx, dy = self:getShake()
+	local ox, oy = self:getHalfViewSize(getRealScale())
+	if ratio then
+		dx = dx * ratio
+		dy = dy * ratio
+		px = px * ratio
+		py = py * ratio
+	end
+	love.graphics.translate(ox - px - dx, oy - py - dy)
+end
+
 function Camera:pop ()
 	love.graphics.pop()
 	self._scale = nil
@@ -68,15 +80,15 @@ function Camera:getBoundaries ()
 end
 
 -- TODO: Review getViewSize of Camera.
-function Camera:getViewSize ()
-	local scale = self._scale or getScale()
+function Camera:getViewSize (scale)
+	scale = scale or getScale()
 	local width = love.graphics.getWidth() / scale
 	local height = love.graphics.getHeight() / scale
 	return width, height
 end
 
-function Camera:getHalfViewSize ()
-	local width, height = self:getViewSize()
+function Camera:getHalfViewSize (scale)
+	local width, height = self:getViewSize(scale)
 	return width / 2, height / 2
 end
 
diff --git a/not/World.lua b/not/World.lua
index e3b7695..0a560fb 100644
--- a/not/World.lua
+++ b/not/World.lua
@@ -22,12 +22,12 @@ function World:new (map, nauts)
 	self.entities = {}
 	self.map = map
 
+	self.camera = Camera(self.map.center.x, self.map.center.y, self)
+
 	self:initLayers()
 	self:buildMap()
 	self:spawnNauts(nauts)
 
-	self.camera = Camera(self.map.center.x, self.map.center.y, self)
-
 	musicPlayer:play(self.map.theme)
 end
 
@@ -62,10 +62,13 @@ end
 -- Layers are drawn in reverse order, meaning that `instance.layers[1]` will be on the top.
 -- Calling `instance.layers` will return iterator.
 function World:initLayers ()
-	local width, height = love.graphics.getDimensions()
 	self.layers = setmetatable({}, {__call = layersIterator})
 	self.layers.n = 0
-	self.layers.rays = self:addLayer(320, 180, 0, 1)
+
+	local width, height = self.camera:getViewSize()
+	self.layers.rays = self:addLayer(width, height, 0, 1)
+
+	local width, height = love.graphics.getDimensions()
 	self.layers.tags = self:addLayer(width, height)
 	self.layers.platforms = self:addLayer(width, height)
 	self.layers.effects = self:addLayer(width, height)
@@ -100,8 +103,13 @@ function World:buildMap ()
 				height = height * getScale()
 			end
 			bg.layer = self:addLayer(width, height, op.ratio, getRealScale())
-			print("ayyy", getScale(), getRealScale())
-			print("lmao", x, y)
+			bg.layer.renderToWith = function (self, camera, func, ...)
+				camera:push()
+				camera:scale(self.scale)
+				camera:translateReal(self.ratio)
+				self:renderTo(func, ...)
+				camera:pop()
+			end
 			bg.layer.draw = function (self)
 				love.graphics.setColor(255, 255, 255, 255)
 				love.graphics.draw(self.canvas)
-- 
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