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[Mac] Mouse coordinates are reported in pixels

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This commit is contained in:
thefiddler 2014-04-23 22:14:09 +02:00
parent e0848f9d6d
commit 3475582c30
1 changed files with 13 additions and 7 deletions
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20
Source/OpenTK/Platform/MacOS/CocoaNativeWindow.cs
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@ -451,18 +451,24 @@ namespace OpenTK.Platform.MacOS
case NSEventType.MouseMoved:
{
var pf = Cocoa.SendPoint(e, selLocationInWindowOwner);
var p = new Point((int)pf.X, (int)pf.Y);
var s = ClientSize;
// Convert from points to pixel coordinates
var rf = Cocoa.SendRect(windowInfo.Handle, selConvertRectToBacking,
new RectangleF(pf.X, pf.Y, 0, 0));
// See CocoaDrawingGuide under "Converting from Window to View Coordinates"
var p = new Point(
MathHelper.Clamp((int)Math.Round(rf.X), 0, Width),
MathHelper.Clamp((int)Math.Round(Height - rf.Y), 0, Height));
if (p.X < 0)
p.X = 0;
if (p.Y < 0)
p.Y = 0;
if (p.X > s.Width)
p.X = s.Width;
if (p.Y > s.Height)
p.Y = s.Height;
p.Y = s.Height - p.Y;
if (p.X > Width)
p.X = Width;
if (p.Y > Height)
p.Y = Height;
InputDriver.Mouse[0].Position = p;
}