Fix compilation on 64-bit Windows. Maybe.

1 files changed, 11 insertions, 0 deletions

diff --git a/pugl/pugl_win.cpp b/pugl/pugl_win.cpp
index 9b7cbcd..8ed19d8 100644
--- a/pugl/pugl_win.cpp
+++ b/pugl/pugl_win.cpp
@@ -106,6 +106,12 @@ puglCreate(PuglNativeWindow parent,
 		free(view);
 		return NULL;
 	}
+		
+#ifdef _WIN64
+	SetWindowLongPtr(impl->hwnd, GWLP_USERDATA, (LONG_PTR)view);
+#else
+ 	SetWindowLongPtr(impl->hwnd, GWL_USERDATA, (LONG)view);
+#endif
 
 	SetWindowLongPtr(impl->hwnd, GWL_USERDATA, (LONG)view);
 
@@ -344,7 +350,12 @@ puglProcessEvents(PuglView* view)
 LRESULT CALLBACK
 wndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 {
+#ifdef _WIN64
+	PuglView* view = (PuglView*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
+#else
 	PuglView* view = (PuglView*)GetWindowLongPtr(hwnd, GWL_USERDATA);
+#endif
+
 	switch (message) {
 	case WM_CREATE:
 		PostMessage(hwnd, WM_SHOWWINDOW, TRUE, 0);