Added the Map lib, Various fixes

README.md

@@ -10,6 +10,7 @@ Actually done:
  * Font
  * Image
  * ini
+ * Map
  * Motion
  * Rumble
  * screen

uCompat/Color.lua

@@ -2,15 +2,17 @@
 	Colors related µLua compatibility layer/lib for ctrµLua
 ]]
 
+-- Module
+
 Color = {}
 
 function Color.new(r, g, b)
-	r = r*8
+	return (r+g*32+b*1024)
-	g = g*8
-	b = b*8
-	return (r+g*256+b*65536)
 end
 
 function Color.new256(r, g, b)
-	return (r+g*256+b*65536)
+	r = math.floor(r*31/255)
+	g = math.floor(g*31/255)
+	b = math.floor(b*31/255)
+	return (r+g*32+b*1024)
 end

uCompat/Controls.lua

@@ -44,6 +44,7 @@ function Controls.read()
 	
 	Stylus.X, Stylus.Y = hid.touch()
 	local offsetX, offsetY = screen.offset()
+	if screen.getMainLcd() then offsetX = (offsetX-40) end
 	Stylus.X = (Stylus.X - offsetX)
 	if Stylus.X < 0 or Stylus.X > 255 then Stylus.X = stylusX end
 	Stylus.Y = (Stylus.Y - offsetY)

uCompat/Map.lua

@@ -0,0 +1,53 @@
+--[[
+		Maps related µLua compatibility layer/lib for ctrµLua
+]]
+
+-- Local
+
+map = require("ctr.gfx.map")
+
+-- Module
+
+require("uCompat.screen")
+
+Map = {}
+
+function Map.new(image, mapFile, width, height, tileWidth, tileHeight)
+	local m = map.load(mapFile, image.texture, tileWidth, tileHeight)
+	
+	return {
+		map = m,
+		scrollX = 0,
+		scrollY = 0,
+		tileWidth = tileWidth,
+		tileHeight = tileHeight,
+	}
+end
+
+function Map.destroy(m)
+	m.map:unload()
+end
+
+function Map.draw(scr, m, x, y, w, h)
+	local stack = screen.getStack(scr)
+	local offsetX, offsetY = screen.offset()
+	
+	stack[#stack+1] = {"map", m, {offsetX+(x*math.floor(m.scrollX*m.tileWidth)), offsetY+(y*math.floor(m.scrollY*m.tileHeight))}}
+end
+
+function Map.scroll(m, x, y)
+	m.scrollX = x
+	m.scrollY = y
+end
+
+function Map.space(m, x, y)
+	m.map:setSpace(x, y)
+end
+
+function Map.setTile(m, x, y, t)
+	m.map:setTile(x, y, t)
+end
+
+function Map.getTile(m, x, y)
+	return m.map:getTile(x, y)
+end

uCompat/init.lua

@@ -17,6 +17,7 @@ require("uCompat.screen")
 require("uCompat.Color")
 require("uCompat.Font")
 require("uCompat.Image")
+require("uCompat.Map")
 require("uCompat.Timer")
 require("uCompat.Sprite")
 require("uCompat.Controls")

uCompat/screen.lua

@@ -31,6 +31,7 @@ NB_FPS = 0
 
 local ctr = require("ctr")
 local gfx = require("ctr.gfx")
+local color = require("ctr.gfx.color")
 
 -- As the µLua and ctrµLua drawing systems are very differents, we have to use a
 -- stack. That's bad, but it's the only solution.
@@ -45,8 +46,11 @@ local fpscount = 0
 local fpstime = ctr.time()
 
 local function RGB2RGBA(c)
-	if not c then return nil end
+	if not c then return color.getDefault() end
-	return (c*256)+math.floor(alpha*2.55)
+	local r = (c%32)*8
+	local g = math.floor(c%1024/32)*8
+	local b = math.floor(c/1024)*8
+	return color.RGBA8(r, g, b, math.floor(alpha*2.55))
 end
 
 local function checkBuffer(scr)
@@ -131,7 +135,7 @@ function screen.drawRect(scr, x0, y0, x1, y1, color)
 end
 
 function screen.drawFillRect(scr, x0, y0, x1, y1, color)
-	checkBuffer(scr)[#videoStack[scr]+1] = {"rectangle", {offsetX+x0, offsetY+y0, offsetX+(x1-x0), offsetY+(y1-y0), 0, RGB2RGBA(color)}}
+	checkBuffer(scr)[#videoStack[scr]+1] = {"rectangle", {offsetX+x0, offsetY+y0, (x1-x0), (y1-y0), 0, RGB2RGBA(color)}}
 end
 
 function screen.drawGradientRect(scr, x0, y0, x1, y1, color, color, color, color)
@@ -169,7 +173,7 @@ function screen.startDrawing2D() -- unused
 	-- As you can change the screen size, we have to re-calculate this every time.
 	offsetX = (gfx.BOTTOM_WIDTH-SCREEN_WIDTH)/2
 	offsetY = (gfx.BOTTOM_HEIGHT-SCREEN_HEIGHT)/2
-	if drawScreen == 0 then
+	if drawScreen == gfx.GFX_TOP then
 		offsetX = offsetX + 40
 	end
 end
@@ -182,6 +186,8 @@ function screen.endDrawing()
 		local e = videoStack[drawScreen][i]
 		if e[1] == "img" then
 			e[2]:drawPart(table.unpack(e[3]))
+		elseif e[1] == "map" then
+			e[2]:draw(table.unpack(e[3]))
 		else
 			gfx[e[1]](table.unpack(e[2]))
 		end
@@ -202,6 +208,10 @@ function screen.offset()
 	return offsetX, offsetY
 end
 
+function screen.getStack(scr)
+	return checkBuffer(scr)
+end
+
 -- Initialize the thing
 
 startDrawing()