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Merge pull request #354 from mrhelmut/RetinaMouseFix2TK

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Scaling mouse coordinate to match Retina scaling
This commit is contained in:
Harry 2016-03-14 17:29:54 +01:00
commit dc54e9bc02
2 changed files with 17 additions and 2 deletions
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18
Source/OpenTK/Platform/SDL2/Sdl2Mouse.cs
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@ -83,6 +83,8 @@ namespace OpenTK.Platform.SDL2
}
}
internal static float Scale = 1.0f;
#endregion
#region Public Members
@ -110,13 +112,19 @@ namespace OpenTK.Platform.SDL2
public MouseState GetState()
{
return state;
MouseState scaledState = state;
if (Configuration.RunningOnMacOS)
{
scaledState.X = (int)Math.Round(scaledState.X * Scale);
scaledState.Y = (int)Math.Round(scaledState.Y * Scale);
}
return scaledState;
}
public MouseState GetState(int index)
{
if (index == 0)
return state;
return GetState();
else
return new MouseState();
}
@ -126,6 +134,12 @@ namespace OpenTK.Platform.SDL2
int x, y;
var buttons = SDL.GetGlobalMouseState(out x, out y);
if (Configuration.RunningOnMacOS)
{
x = (int)Math.Round(x * Scale);
y = (int)Math.Round(y * Scale);
}
var c = new MouseState();
c.SetIsConnected(true);
c.X = x;

1
Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs
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@ -285,6 +285,7 @@ namespace OpenTK.Platform.SDL2
window.OnMouseMove(
(int)Math.Round(ev.X * scale),
(int)Math.Round(ev.Y * scale));
Sdl2Mouse.Scale = scale;
}
static void ProcessMouseWheelEvent(Sdl2NativeWindow window, MouseWheelEvent ev)