AJ Kelly
70 lines
1.9 KiB
Lua
70 lines
1.9 KiB
Lua
--[[ supported aspect ratios; some of which I will ignore ]]
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-- only really pay attention to any ratio marked with a star;
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-- I don't think anyone uses 3:4, 1:1, or 8:3.
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-- Archer added 5:4 later and I didn't account for it yet.
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AspectRatios = {
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ThreeFour = 0.75, -- (576x760 at 1024x768)
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OneOne = 1.0, -- 480x480 (uses Y)
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FiveFour = 1.25, -- 600x480 (1280x1024 is a real use)
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FourThree = 1.33333, --* 640x480
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SixteenTen = 1.6, --* 720x480
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SixteenNine = 1.77778, --* 853x480
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EightThree = 2.66666, -- 1280x480
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};
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--[[ shared internal functions ]]
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function round(num, idp)
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if idp and idp > 0 then
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local mult = 10 ^ idp;
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return math.floor(num * mult + 0.5) / mult;
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end;
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return math.floor(num + 0.5);
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end
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-- xxx: this function only cares about 16:9 and 16:10 so far
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-- (8:3 would also count but it would be significantly different)
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-- so perhaps maybe have this return a widescreen type
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DisplayType = {
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'DisplayType_Normal',
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'DisplayType_WideScreen_16_9',
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'DisplayType_WideScreen_16_10',
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'DisplayType_WideScreen_8_3',
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'DisplayType_Invalid',
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};
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function IsUsingWideScreen()
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local curAspect = round(GetScreenAspectRatio(),5);
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for k,v in pairs(AspectRatios) do
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if AspectRatios[k] == curAspect then
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if k == "SixteenNine" or k == "SixteenTen" then
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return true;
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else return false;
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end;
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end;
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end;
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end;
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function IsHighDefinition()
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local dWidth = DISPLAY:GetDisplayWidth();
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local dHeight = DISPLAY:GetDisplayHeight();
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-- lol fixme: 720p is considered the minimum for HD
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if dHeight > 480 then return true;
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else return false;
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end;
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end;
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--[[ real code ]]
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function Actor:PositionX(normalX,widescreenX)
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if IsUsingWideScreen() then
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self:x(widescreenX);
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else
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self:x(normalX);
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end;
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end;
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-- take and use it as you like, I don't care -aj
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-- :ssh:
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function WideScale(AR4_3, AR16_10) return scale( SCREEN_WIDTH, 640, 960, AR4_3, AR16_10 ); end |