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-rw-r--r--pugl/pugl_win.cpp12
1 files changed, 8 insertions, 4 deletions
diff --git a/pugl/pugl_win.cpp b/pugl/pugl_win.cpp
index 5956fdd..ead0236 100644
--- a/pugl/pugl_win.cpp
+++ b/pugl/pugl_win.cpp
@@ -348,18 +348,22 @@ handleMessage(PuglView* view, UINT message, WPARAM wParam, LPARAM lParam)
break;
case WM_MOUSEWHEEL:
if (view->scrollFunc) {
+ POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
+ ScreenToClient(view->impl->hwnd, &pt);
view->event_timestamp_ms = GetMessageTime();
view->scrollFunc(
- view, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam),
- 0.0f, (int16_t)HIWORD(wParam) / (float)WHEEL_DELTA);
+ view, pt.x, pt.y,
+ 0.0f, GET_WHEEL_DELTA_WPARAM(wParam) / (float)WHEEL_DELTA);
}
break;
case WM_MOUSEHWHEEL:
if (view->scrollFunc) {
+ POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
+ ScreenToClient(view->impl->hwnd, &pt);
view->event_timestamp_ms = GetMessageTime();
view->scrollFunc(
- view, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam),
- (int16_t)HIWORD(wParam) / float(WHEEL_DELTA), 0.0f);
+ view, pt.x, pt.y,
+ GET_WHEEL_DELTA_WPARAM(wParam) / (float)WHEEL_DELTA, 0.0f);
}
break;
case WM_KEYDOWN: