[ViewVC] Diff of: cvs/libgender/view.C

Comparing libgender/view.C (file contents):
Revision 1.49 by root, Mon Oct 11 15:26:34 2004 UTC vs.
Revision 1.50 by root, Thu Oct 14 19:54:14 2004 UTC

 }
 void view::begin ()
 {
   glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-  glDepthRange (0, 1. - (1. / pow (2., 16.)));
   vislist.clear ();
   generation++;
 void view::end ()
 {
   vislist.clear ();
 }
+#define DEPTH_OFFSET (1. / (GLdouble)(1L << 16))
 void view::pass (enum mode m)
 {
   mode = m;
   glDisable (GL_BLEND);
   //glDisable (GL_DEPTH_TEST);
   if (mode == view::DEPTH)
     {
-      glEnable (GL_POLYGON_OFFSET_FILL);
+      //glEnable (GL_POLYGON_OFFSET_FILL);
-      glPolygonOffset (0, 5);
+      //glPolygonOffset (0, 5);
+      glDepthRange (DEPTH_OFFSET, 1.);
       glDepthFunc (GL_LESS);
       glDisable (GL_LIGHTING);
       glColorMask (0, 0, 0, 0);
-      //cgGLDisableProfile (vsh_profile);// z-fighting??
-      //cgGLDisableProfile (fsh_profile);
     }
   else
     {
       glEnable (GL_MINMAX);
-      glDisable (GL_POLYGON_OFFSET_FILL);
+      //glDisable (GL_POLYGON_OFFSET_FILL);
+      glDepthRange (0., 1. - DEPTH_OFFSET);
       glDepthFunc (GL_LESS);
       glDepthMask (0);
-      //cgGLEnableProfile (vsh_profile);
-      //cgGLEnableProfile (fsh_profile);
     }
   for (vector<octant *>::iterator i = vislist.begin (); i != vislist.end (); ++i)
     {
       octant *o = *i;
       glDisable (GL_DEPTH_CLAMP_NV);
     }
   glColorMask (1, 1, 1, 0);
   glDepthMask (1);
 }

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