cleanup and additions to WidescreenHelpers

2011-08-18 13:29:34 -05:00
parent e5d863fb93
commit ebac0ec77f
1 changed files with 12 additions and 11 deletions
@@ -1,19 +1,20 @@
-- supported aspect ratios; some of which I will ignore
-- only really pay attention to any ratio marked with a star;
-- I don't think anyone uses 3:4, 1:1, or 8:3.
-- (Archer added 5:4 later and I didn't account for it yet.)
+-- supported aspect ratios
 AspectRatios = {
-	ThreeFour   = 0.75,		-- (576x760 at 1024x768)
-	OneOne      = 1.0,		-- 480x480  (uses Y)
+	ThreeFour   = 0.75,		-- (576x760 at 1024x768; meant for rotated monitors?)
+	OneOne      = 1.0,		-- 480x480  (uses Y value of specified resolution)
 	FiveFour    = 1.25,		-- 600x480 (1280x1024 is a real use case)
-	FourThree   = 1.33333,	--* 640x480
-	SixteenTen  = 1.6,		--* 720x480
-	SixteenNine = 1.77778,	--* 853x480
-	EightThree  = 2.66666	-- 1280x480
+	FourThree   = 1.33333,	-- 640x480 (common)
+	SixteenTen  = 1.6,		-- 720x480 (common)
+	SixteenNine = 1.77778,	-- 853x480 (common)
+	EightThree  = 2.66666	-- 1280x480 (two monitors)
 }

 function IsUsingWideScreen()
-	return GetScreenAspectRatio() >= 1.6
+	return GetScreenAspectRatio() >= AspectRatios.SixteenTen
+end
+
+function IsUsingTwoScreens()
+	return GetScreenAspectRatio() == AspectRatios.EightThree
 end

 -- take and use it as you like, I don't care -aj