Fixed mouse buttons.

diff --git a/Source/OpenGL_Windows.cpp b/Source/OpenGL_Windows.cpp
index 155a3a2de920720ccabe39c2fa464fb16aec86e0..e5e45492648294d632e9636f8b323ade4223a866 100644 (file)
--- a/Source/OpenGL_Windows.cpp
+++ b/Source/OpenGL_Windows.cpp
@@ -425,6 +425,11 @@ static void initSDLKeyTable(void)
 
 static inline int clamp_sdl_mouse_button(Uint8 button)
 {
+    if (button == 2)   // right mouse button is button 3 in SDL.
+        button = 3;
+    else if (button == 3)
+        button = 2;
+
     if ((button >= 1) && (button <= 3))
         return button - 1;
     return -1;