X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffg_state.c;h=9ddfdd9186de9116f38fc4d963dfe079050f9081;hb=56cc35535901ef071bf8acab59ba176355ee3e0e;hp=734a57ce4216f70fe8961a187fdaceafe2b69e28;hpb=6de0216ace8e54ec823458b2cd0df3b6438a0e1f;p=freeglut

diff --git a/src/fg_state.c b/src/fg_state.c
index 734a57c..9ddfdd9 100644
--- a/src/fg_state.c
+++ b/src/fg_state.c
@@ -115,6 +115,11 @@ void FGAPIENTRY glutSetOption( GLenum eWhat, int value )
       fgState.SkipStaleMotion = value;
       break;
 
+    case GLUT_GEOMETRY_VISUALIZE_NORMALS:
+      if( fgStructure.CurrentWindow != NULL )
+        fgStructure.CurrentWindow->State.VisualizeNormals = value;
+      break;
+
     default:
         fgWarning( "glutSetOption(): missing enum handle %d", eWhat );
         break;
@@ -131,6 +136,12 @@ int FGAPIENTRY glutGet( GLenum eWhat )
     case GLUT_INIT_STATE:
         return fgState.Initialised;
 
+    /* Although internally the time store is 64bits wide, the return value
+     * here still wraps every 49.7 days. Integer overflows cancel however
+     * when subtracting an initial start time, unless the total time exceeds
+     * 32-bit, so you can still work with this.
+     * XXX: a glutGet64 to return the time might be an idea...
+     */
     case GLUT_ELAPSED_TIME:
         return (int) fgElapsedTime();
     }
@@ -205,6 +216,11 @@ int FGAPIENTRY glutGet( GLenum eWhat )
     case GLUT_SKIP_STALE_MOTION_EVENTS:
       return fgState.SkipStaleMotion;
 
+    case GLUT_GEOMETRY_VISUALIZE_NORMALS:
+      if( fgStructure.CurrentWindow == NULL )
+        return GL_FALSE;
+      return fgStructure.CurrentWindow->State.VisualizeNormals;
+
     default:
         return fgPlatformGlutGet ( eWhat );
         break;