update CMake file so that it will generate proper _WIN32_WINNT and WINVER definitions in visual studio project setting.

freeglut/freeglut/CMakeLists.txt

@@ -233,9 +233,21 @@ IF(WIN32)
         SET( CMAKE_DEBUG_POSTFIX "d" )
     ENDIF(MSVC)
     
+    IF(NOT(MSVC_VERSION LESS "1300"))
+    # minimum requirement for spaceball device
+        ADD_DEFINITIONS(-D_WIN32_WINNT=0x0501)
+        ADD_DEFINITIONS(-DWINVER=0x0501)
+    ELSE()
     # enable the use of Win2000 APIs (needed for really old compilers like MSVC6)
-    ADD_DEFINITIONS(-D_WIN32_WINNT=0x0500)
+        ADD_DEFINITIONS(-D_WIN32_WINNT=0x0500)
-    ADD_DEFINITIONS(-DWINVER=0x0500)
+        ADD_DEFINITIONS(-DWINVER=0x0500)
+    ENDIF()
+
+    IF(NOT(MSVC_VERSION LESS "1600"))
+    # minimum requirement for WM_TOUCH device
+        ADD_DEFINITIONS(-D_WIN32_WINNT=0x0601)
+        ADD_DEFINITIONS(-DWINVER=0x0601)
+    ENDIF()
 ENDIF()
 
 IF(CMAKE_COMPILER_IS_GNUCC)

freeglut/freeglut/src/fg_spaceball.c

@@ -7,9 +7,12 @@
  * magellan X-based protocol.
  */
 
+
 #include <GL/freeglut.h>
 #include "fg_internal.h"
 
+#if(_WIN32_WINNT >= 0x0501)
+
 /* -- PRIVATE FUNCTIONS --------------------------------------------------- */
 
 extern void fgPlatformInitializeSpaceball(void);
@@ -28,13 +31,12 @@ void fgInitialiseSpaceball(void)
     }
 
     fgPlatformInitializeSpaceball();
-
-    //sball_initialized = 1;
 }
 
 void fgSpaceballClose(void)
 {
-	fgPlatformSpaceballClose();}
+	fgPlatformSpaceballClose();
+}
 
 int fgHasSpaceball(void)
 {
@@ -74,3 +76,28 @@ void fgSpaceballSetWindow(SFG_Window *window)
     fgPlatformSpaceballSetWindow(window);
 }
 
+#else
+
+void fgInitialiseSpaceball(void)
+{
+}
+
+void fgSpaceballClose(void)
+{
+}
+
+int fgHasSpaceball(void)
+{
+	return 0;
+}
+
+int fgSpaceballNumButtons(void)
+{
+	return 0;
+}
+
+void fgSpaceballSetWindow(SFG_Window *window)
+{
+}
+
+#endif

freeglut/freeglut/src/mswin/fg_main_mswin.c

@@ -1543,14 +1543,16 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
 		break;
 	}
 #endif
-	//Added by Jinrong Xie <stonexjr at gmail.com> 12/24/2014
+
-	//for SpaceNavigator support on Windows.
+#ifdef WM_INPUT
 	case WM_INPUT:
+        /* Added by Jinrong Xie <stonexjr at gmail.com> for SpaceNavigator support on Windows. Dec 2014 */
 		if (fgHasSpaceball())
 		{
 			fgSpaceballHandleWinEvent(hWnd, wParam, lParam);
 		}
 		break;
+#endif
     default:
         /* Handle unhandled messages */
         lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );

freeglut/freeglut/src/mswin/fg_spaceball_mswin.c

@@ -36,6 +36,8 @@
  * six degree of freedom navigator.
  */
 
+#if(_WIN32_WINNT >= 0x0501)
+
 #include <GL/freeglut.h>
 #include <stdlib.h>
 #include "../fg_internal.h"
@@ -190,3 +192,5 @@ void fgSpaceballHandleWinEvent(HWND hwnd, WPARAM wParam, LPARAM lParam)
 		}
 	}
 }
+
+#endif