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Fix duplicate scroll input on windows 10

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This commit is contained in:
varon 2017-06-12 00:19:39 +02:00
parent f8ac2565fa
commit 9ef456bf9a
1 changed files with 9 additions and 1 deletions
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10
src/OpenTK/Platform/Windows/WinGLNative.cs
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@ -97,6 +97,9 @@ namespace OpenTK.Platform.Windows
IntPtr cursor_handle = Functions.LoadCursor(CursorName.Arrow); IntPtr cursor_handle = Functions.LoadCursor(CursorName.Arrow);
int cursor_visible_count = 0; int cursor_visible_count = 0;
// tracking for w10 duplicate scroll inputs.
IntPtr scrollHandle;
static readonly object SyncRoot = new object(); static readonly object SyncRoot = new object();
#endregion #endregion
@ -534,7 +537,12 @@ namespace OpenTK.Platform.Windows
{ {
// This is due to inconsistent behavior of the WParam value on 64bit arch, whese // This is due to inconsistent behavior of the WParam value on 64bit arch, whese
// wparam = 0xffffffffff880000 or wparam = 0x00000000ff100000 // wparam = 0xffffffffff880000 or wparam = 0x00000000ff100000
OnMouseWheel(0, ((long)wParam << 32 >> 48) / 120.0f); if (scrollHandle == IntPtr.Zero) {
scrollHandle = handle;
}
if (handle == scrollHandle) {
OnMouseWheel(0, ((long)wParam << 32 >> 48) / 120.0f);
}
} }
void HandleMouseHWheel(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam) void HandleMouseHWheel(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)